GB 17267-1998 Safety technical requirements for liquefied petroleum gas cylinder filling stations
Some standard content:
1 Scope
National Standard of the People's Republic of China
Safety Technical Conditions for Filling Stations for Liquefied Petroleum Gas Cylinders Approval Department: State Administration of Technical Supervision
Approval Date: 1998-03-20
Implementation Date: 1998-10-01
GB 17267-1998
This standard specifies the duties and necessary safety technical conditions for filling stations for liquefied petroleum gas (hereinafter referred to as filling stations). This standard applies to filling stations for filling liquefied petroleum gas cylinders (hereinafter referred to as cylinders), liquefied petroleum gas tank trucks (hereinafter referred to as tank trucks), and liquefied petroleum gas railway tank trucks (hereinafter referred to as railway tank trucks). 2 Referenced Standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. At the time of publication of this standard, the versions shown are valid. All standards are subject to revision, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB150-1998 Steel Pressure Vessels
GB5842--1996 Liquefied Petroleum Gas Cylinders
GB 8334--1987
Periodic Inspection and Assessment of Liquefied Petroleum Gas Cylinders
GB15380-1994 Small Volume Liquefied Petroleum Gas CylindersGB50028--1993 Urban Gas Design CodeGB50057-1994
GB 50058--1992
GB 50160-1992
Design Code for Lightning Protection of Buildings
Design Code for Power Installations in Explosive and Fire Hazardous EnvironmentsDesign Fire Protection Code for Petrochemical Enterprises
G1350257--1996 Electrical Installation EngineeringConstruction and Acceptance Code for Electrical Installations in Explosive and Fire Hazardous EnvironmentsCode for Fire Protection of Building Design
GBJ 16—1987
2 Specification for Construction and Acceptance of Industrial Pipeline Engineering (Metal Pipeline) GBI 235-1982
3 Duties of Filling Station
3.1 Strictly implement the provisions of relevant national specifications and standards, and be responsible for the reception, storage, emptying and disposal of residual liquid from cylinders, filling cylinders and tank trucks, vacuuming new cylinders, loading and unloading of cylinder transport vehicles, etc. of liquefied petroleum gas in the whole station. Ensure the safety of production operation and filling quality. 3.2 Be responsible for the maintenance, daily maintenance, replacement of parts and accessories of cylinders, tank trucks, pressure vessels, equipment, pipelines and facilities in the whole station; submit external repair reports to the competent department, and send cylinders to the cylinder inspection station for inspection according to regulations. Ensure the normal operation of the system in the station. 3.3 Be responsible for the inspection of cylinders and tank trucks entering the station before loading and unloading, and the inspection of cylinders and tank trucks leaving the station after loading and unloading. Ensure safe supply. 3.4 Be responsible for the safety management, fire protection and emergency handling and reporting of accidents in the whole station. 3.5 Responsible for reporting production and safety technical conditions to local urban construction, labor and fire departments, establishing and improving technical, equipment, accident, maintenance and other archives, and managing them by dedicated personnel.
4 Basic conditions for filling stations
4.1 The construction and commissioning of filling stations must be reviewed and approved by the urban construction authorities at or above the prefecture (city) level in conjunction with the labor, fire and other departments, obtain qualifications and register with the labor supervision departments at or above the prefecture (city) level. Filling stations of a business nature should also obtain a business license issued by the industrial and commercial department.
4.2 Filling stations must have processes, equipment, public facilities, factory warehouses, roads and site conditions that are compatible with their filling capacity. 4.3 Filling stations must have fire protection, explosion protection, lightning protection, anti-static, environmental protection facilities and equipment and facility maintenance and repair conditions to ensure safe production operation.
4.4 The filling station must establish a management system, personnel arrangement and sound rules and regulations to ensure filling quality and safe production. 5 Personnel conditions of the filling station
5.1 The filling station should be equipped with a full-time safety and technical person in charge who has mastered the professional technology of liquefied petroleum gas and knowledge of pressure vessels and has an assistant engineer or above (including assistant engineers).
5.2 Workers in production positions at the filling station must undergo professional training and assessment and hold a job certificate. 5.2.1 Master the basic knowledge of liquefied petroleum gas, be familiar with relevant regulations and the process flow and operating skills related to this position. 5.2.2 Understand the operation methods of the process and equipment of this position and the maintenance methods of equipment 5.2.3 Be familiar with the safety management system of this position, master certain fire-fighting skills and have the ability to handle general accidents in this position. 5.3 There must be no less than two people in the operation of the filling station cylinder filling, tank area operation, loading and unloading tank trucks, and receiving liquid from pipelines outside the station. 5.4 Filling stations should be equipped with safety officers, and filling stations that supply more than 2,000 tons of liquefied petroleum gas per year should have a safety management team. 5.5 Filling stations should be equipped with trained pressure vessel, cylinder, tank truck inspectors and accessory repair personnel. 5.6 Bottle truck drivers, tank truck drivers, and escorts should receive professional training and hold certificates before taking up their posts. 6 Site, plant and warehouse conditions of filling stations
6.1 Site, general layout, site and roads of filling stations 6.1.1 The site and general layout of filling stations should comply with the provisions of GBJ16 and GB50028, and filling stations within petrochemical enterprises should also comply with the provisions of GB50160.
6.1.2 A non-combustible solid wall with a height of not less than 2m should be set up around the filling station. 6.1.3 The filling station should be arranged in zones, and should be divided into production areas (including tank areas, filling production areas, and automobile and railway tanker loading and unloading areas) and auxiliary areas. A non-combustible solid wall with a height of not less than 2m should be set between the production area and the auxiliary area. 6.1.4 The production area should be arranged on the upwind side or upwind side of the minimum frequency wind direction of the filling station throughout the year. 6.1.5 The production area should be laid with a wide and scattered return area for bottle transport vehicles. 6.1.6 The production area should be equipped with a circular fire truck lane with a width of not less than 3.5m. When the total volume of the storage tank is less than 500m2, a dead-end fire truck lane and a return area of not less than 12m×12m can be set. The area of the return area for large fire trucks should not be less than 15mX15m.
6.1.7 The site inside the filling station should be flat, and the station can also be arranged in steps in mountainous and hilly areas. It is strictly prohibited to set up underground or semi-underground buildings in the production area (except underground storage tanks and water pump connectors), and underground pipe trenches should be filled with dry sand. 6.1.8 The production area and auxiliary area of the filling station shall each have at least one external exit. If the total volume of the storage tank exceeds 1000m, the production area shall have two external exits, and the distance between them shall not be less than 30m. The width of the exit shall not be less than 4m. 6.2 The factory and warehouse of the filling station shall comply with the provisions of GBJ16 and GB50028. 6.2.1 The bottle filling (filling) room, compressor room, etc. in the filling station are Class A factory buildings; the tank truck (tank truck) warehouse, bottle warehouse, etc. are Class A warehouses, and their fire resistance grades are Class I and Class II.
6.2.2 Class A factory buildings and Class A warehouses of the filling station must meet the following conditions: a) The factory and warehouse should use non-sparking floors. If insulating materials are used as the overall surface layer, anti-static measures should be taken. No trenches shall be set up underground. If trenches must be set up, their covers shall be tight or filled with sand, or forced ventilation measures shall be adopted. b) Concrete columns, steel column frames or rack structures shall be used for factories and warehouses. When steel columns are used, fire protection layers shall be used. c) Factory buildings and warehouses shall have necessary pressure relief facilities. Lightweight roofs shall be used as pressure relief areas for pressure relief facilities. Doors and windows that are easy to relieve pressure, and lightweight walls can also be used as pressure relief areas. The weight of lightweight roofs and lightweight walls used as pressure relief areas shall not exceed 120kg per square meter. The ratio of pressure relief area to factory (warehouse) volume (m2/m2) shall be 0.05~~0.22. d) Production factories with a building area (single-story) exceeding 100m2 or with more than 5 people working at the same time shall have at least two safe populations.
e) A lightning protection net should be installed on the top of the factory or warehouse and grounded, and its grounding resistance should be less than 10α. 7 Equipment and pipeline conditions of filling stations
7.1 Liquefied petroleum gas storage tanks (hereinafter referred to as storage tanks) and other pressure vessels7.1.1 Storage tanks and other pressure vessels shall comply with the provisions of GB150 and the "Regulations on Safety Technical Supervision of Pressure Vessels" (Ministry of Labor 1990). 7.1.2 Storage tanks and other pressure vessels shall be reported to the labor department for registration procedures in accordance with the "Rules for the Registration and Management of Pressure Vessels" (Ministry of Labor 1993).
7.1.3 The design temperature of the storage tank is 50℃.
7.1.4 Design pressure of purchased tanks:
a) The design pressure of internal alkane storage tanks is 1.77MPa. b) For mixed liquefied petroleum gas storage tanks with a saturated vapor pressure less than or equal to 1.62MPa at 50℃, the design pressure is 1.77MPa. c) For mixed liquefied petroleum gas storage tanks and propylene storage tanks with saturated vapor pressure higher than 1.62MPa at 50℃, the design pressure is 2.16MPa.
d) The design pressure of residual liquid storage tanks (butane and above as the main component) is 0.98MPa. 7.1.5 The filling volume of the storage tank must be strictly controlled, and it is strictly forbidden to exceed the maximum allowable filling volume of the storage tank. The maximum allowable filling volume of the storage tank is calculated according to formula (1). WV
Wherein: W——the maximum allowable filling volume of the storage tank (t); --the weight filling coefficient of the medium (t/m), Φ×d.; 9——filling coefficient, generally taken as 0.9; the volume can be greater than 0.9 after actual measurement, but not greater than 0.95; d,---the density of the stored liquefied petroleum gas at the design temperature (t/m); V.-the volume of the storage tank (m\).
(1)
7.1.6 The storage tank should be equipped with a full-opening safety valve. Storage tanks with a capacity of 100m2 or more should be equipped with two or more safety valves and should meet the following conditions:
a) The opening pressure of the safety valve shall not exceed the design pressure of the storage tank. b) The safety valve shall be provided with a vent pipe, the diameter of which shall not be less than the outlet diameter of the safety valve. The vent pipe shall be at least 2m above the platform and at least 5m above the ground.
c) A valve shall be provided between the safety valve and the storage tank. During operation, the valve shall be in the fully open state, with an obvious fully open mark and lead seal. 7.1.7 The storage tank shall be provided with a liquid level gauge with local indication. 7.1.8 The storage tank shall be provided with a pressure gauge with local indication. 7.1.9 The storage tank shall be provided with a thermometer with local indication of the liquid temperature of liquefied petroleum gas. 7.1.10 The storage tank shall be provided with a vent pipe, the outlet of which shall be at least 2m above the operating platform and at least 5m above the ground. The underground tank shall be at least 2m above the operating table.
7.1.11 The storage tank shall be provided with a sewage pipe, and the sewage pipe and sewage valve of the above-ground storage tank in cold areas shall have anti-freezing measures. 7.1.12 The storage tank shall be provided with a steel ladder platform, and shall comply with the provisions of GB50028. 7.1.13 Two or more storage tanks shall be installed at the filling station. The support and foundation of the storage tank and container shall be firm and reliable. 7.1.14
7.1.15 Storage tanks and gasification boosters, gas-liquid separators, oil-gas separators and other containers shall be subjected to airtightness tests before being put into use. 7.2 Liquefied petroleum gas compressors (hereinafter referred to as compressors) and hydrocarbon pumps 1221
GB17267—1998
7.2.1 Compressors and hydrocarbon pumps shall be installed at the filling station. 7.2.2 Compressors and hydrocarbon pumps shall be spare.
7.2.3 Compressors at filling stations in cold regions shall be installed in the compressor room. 7.2.4 Filters and gas-liquid separators shall be installed at the inlet of the compressor. 7.2.5 The inlet and outlet pipes and valves of the compressor shall meet the requirements of GB50028. 7.2.6 A filter shall be installed at the inlet of the hydrocarbon pump, and a safety reflux valve, bypass pipe and bypass valve shall be installed at the outlet. 7.2.7 The performance of the compressor and hydrocarbon pump shall comply with the process operation and requirements of the filling station. 7.3 Liquefied petroleum gas cylinders
7.3.1 The cylinders entering the station for filling must comply with the provisions of GB5842 or GB15380 and should be within the maintenance cycle of GB8334. 7.3.2 Before filling, a dedicated person shall inspect the cylinders for filling. Cylinders manufactured by units without a manufacturing license, imported cylinders not approved by the safety supervision agency, and cylinders that have exceeded the maintenance cycle are not allowed to be filled. 7.3.3 Cylinders that fall into one of the following situations shall be handled first, otherwise filling is strictly prohibited: a) The steel stamp mark and color mark do not comply with the regulations. b) The accessories are incomplete, damaged or do not comply with the regulations. c) Exceed the inspection period.
d) There are obvious defects after appearance inspection and further inspection is required. e) New bottles filled for the first time, without vacuuming. 7.3.4 After filling, the cylinders shall be inspected for weight and leaks, and shall be affixed with a certificate of conformity before leaving the station. Overfilling of cylinders is strictly prohibited. 7.4 Tank trucks and railway tank cars
7.4.1 Tank trucks entering the station for loading and unloading shall comply with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Trucks" (Ministry of Labor, 1994). 7.4.2 Railway tank trucks entering the station for loading and unloading shall comply with the provisions of the "Safety Management Regulations for Liquefied Gas Railway Tank Trucks" (Ministry of Chemical Industry, 1987) 7.4.3 Tank trucks and railway tank trucks shall go through the registration and declaration procedures for use with the provincial labor department, obtain the "Liquefied Gas (Tan) Truck Use Permit" and carry complete documents and materials accompanying the vehicle as required. 7.4.4 Tank trucks and railway tank trucks shall be inspected before filling in accordance with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Trucks" and the "Safety Management Regulations for Liquefied Gas Railway Tank Trucks", and may be filled only after passing the inspection. 7.4.5 After filling, tank trucks and railway tank trucks shall be re-inspected for the filling volume, and only after passing the inspection can they leave the station. The filling volume is strictly prohibited from exceeding the maximum filling volume allowed for tank trucks.
7.5 Filling scale (filling scale), weight inspection scale
7.5.1 A filling station shall be equipped with at least two filling scales, and a weight inspection scale shall be set up separately. The filling scale and weight inspection scale shall use automatic cut-off scales. 7.5.2 The filling scale and weight inspection scale shall be qualified products approved by the technical supervision department and shall be within the inspection period. The accuracy of the filling scale and weight inspection scale shall comply with the provisions of Table 1.
Weight of liquid in steel cylinder (kg)
The minimum scale value of the scale shall not exceed (kg)
7.6 Liquefied petroleum gas pipeline
7.6.1 The design of the liquefied petroleum gas pipeline of the filling station shall comply with the provisions of GB50028. >15
7.6.2 The construction, installation and testing of liquefied petroleum gas pipelines shall comply with the provisions of GBJ235 and the "Regulations on Safety Management and Supervision of Pressure Pipelines" (Ministry of Labor 1996).
7.6.3 The diameter of the liquefied petroleum gas pipeline must be determined by the pressure and safe flow rate. 7.7 The equipment, pipelines and accessories, and valves of the filling station shall be regularly inspected, repaired and tested1222
8 Facility conditions of the filling station
GB 17267-1998
8.1 The filling station shall have a filling room (bottling room), and the storage capacity of gas cylinders in the filling room should be the calculated monthly average supply of 1~~2 days. When the total storage capacity exceeds 3,000 bottles (full bottles), a separate bottle warehouse should be set up. The steel cylinders in the filling room and bottle warehouse should be arranged in full bottle area and empty bottle area. 8.2 The layout of the liquefied petroleum gas compressor room of the filling station shall comply with the provisions of GB50028. 8.3 The filling station shall be equipped with residual liquid emptying and recovery equipment. 8.4 The filling station should be equipped with a vacuum pumping facility for new bottles, and the performance of the vacuum pump should ensure that the new bottles are evacuated to a vacuum degree of more than 83.0kPa. 8.5 The filling station shall be equipped with a tank truck loading and unloading platform (column) and shall comply with the provisions of GB50028. 8.6 The filling station with railway tank truck loading and unloading operations shall be equipped with a railway trestle in accordance with the provisions of GB50028. 8.7 The fire-fighting facilities of the filling station shall comply with the provisions of GBJ16 and GB50028. 8.8 The design of electrical equipment in explosion-hazardous areas of the filling station shall comply with the provisions of GB50058. The construction and acceptance of electrical equipment shall comply with the provisions of GB 50257.
8.9 The lightning protection design of the filling station shall comply with the provisions of GB50057. The electrostatic grounding design of the filling station shall comply with the provisions of GID90A3 "Technical Regulations for Electrostatic Grounding Design of Chemical Enterprises". 8.10
The electrical explosion-proof, lightning protection and anti-static facilities of the filling station shall be inspected and repaired regularly. The automatic control instruments and communication facilities of the filling station shall comply with the provisions of GB50028 and shall be calibrated and repaired regularly. 8.12
The fire-fighting water supply, drainage and fire-fighting equipment of the filling station shall comply with the provisions of GBJ16 and GB50028 and shall be inspected and repaired regularly. 8.13
9The filling quantity of the cylinder
The filling quantity of the cylinder shall comply with the provisions of Table 2.
Cylinder model
YSP-10
10 Safety management of filling stations
Allowable deviation of weight filling (kg)
9.5±0. 3
Cylinder model
YSP-15
YSP-50
10.1 Filling stations should establish a complete safety management system in accordance with relevant national laws and regulations. Fire prevention, explosion prevention, lightning protection, and anti-static system (including fire prevention responsibility system). 10. 1. 1
Post responsibility system.
10.1.3 Safety education and training system.
10.1.4 Transportation and storage system of liquefied petroleum gas. 10.1.5 Regular inspection, periodic inspection, maintenance and repair system of pressure vessels, pipelines, equipment and facilities. 10.1.6 File management system.
10.1.7 Team management system.
10.2 Filling stations must establish safe operating procedures. 10.3 Safety signs
10.3.1 Filling stations should set up safety signs at important locations. Filling station entrances should be equipped with station notice signs.
Weight filling allowable deviation (kg)
14.5±0.5
49.0±1.09; The volume can be greater than 0.9 after actual measurement, but not greater than 0.95; d, ---- The density of stored liquefied petroleum gas at the design temperature (t/m); V.-- The volume of the storage tank (m\).
(1)
7.1.6 The storage tank shall be equipped with a full-open safety valve. Storage tanks with a capacity of 100m2 or more shall be equipped with two or more safety valves and shall meet the following conditions:
a) The opening pressure of the safety valve shall not exceed the design pressure of the storage tank. b) The safety valve shall be equipped with a vent pipe, the diameter of which shall not be less than the outlet diameter of the safety valve. The vent pipe shall be more than 2m above the platform and more than 5m above the ground.
c) A valve shall be installed between the safety valve and the storage tank. During operation, the valve shall be in a fully open state, with an obvious fully open mark and lead seal. 7.1.7 The storage tank must be equipped with a liquid level gauge with local indication. 7.1.8 Storage tanks must be equipped with pressure gauges that indicate on-site. 7.1.9 Storage tanks should be equipped with thermometers that indicate on-site liquefied petroleum gas liquid temperature. 7.1.10 Storage tanks should be equipped with vent pipes, and the pipe mouth should be more than 2m above the operating platform and more than 5m above the ground. Underground tanks should be more than 2m above the operating table.
7.1.11 Storage tanks should be equipped with sewage pipes, and sewage pipes and sewage valves of ground storage tanks in cold areas should have anti-freezing measures. 7.1.12 Storage tanks should be equipped with steel ladder platforms, and should comply with the provisions of GB50028. 7.1.13 Filling stations should be equipped with two or more storage tanks. The supports and foundations of storage tanks and containers should be firm and reliable. 7.1.14
7.1.15 Storage tanks and gasification boosters, gas-liquid separators, oil-gas separators and other containers should be tested for air tightness before being put into use. 7.2 Liquefied petroleum gas compressor (hereinafter referred to as compressor) and hydrocarbon pump 1221
GB17267—1998
7.2.1 Filling stations should be equipped with compressors and hydrocarbon pumps. 7.2.2 Compressors and hydrocarbon pumps should be spare.
7.2.3 Compressors at filling stations in cold regions should be installed in compressor rooms. 7.2.4 Filters and gas-liquid separators should be installed at the inlet of the compressor. 7.2.5 The inlet and outlet pipes and valves of the compressor should comply with the requirements of GB50028. 7.2.6 Filters should be installed at the inlet of the hydrocarbon pump, and safety reflux valves, bypass pipes and bypass valves should be installed at the outlet. 7.2.7 The performance of the compressor and hydrocarbon pump should comply with the process operation and requirements of the filling station. 7.3 Liquefied petroleum gas cylinders
7.3.1 The cylinders that enter the station for filling must comply with the provisions of GB5842 or GB15380 and should be within the maintenance cycle of GB8334. 7.3.2 Before filling, a dedicated person should inspect the cylinders that enter the station for filling. Cylinders manufactured by units without manufacturing licenses, imported cylinders that have not been approved by the safety supervision agency, and cylinders that have exceeded the maintenance cycle are not allowed to be filled. 7.3.3 Cylinders that fall into any of the following situations should be handled first, otherwise filling is strictly prohibited: a) The steel stamp mark and color mark do not comply with the regulations. b) The accessories are incomplete, damaged or do not comply with the regulations. c) Exceed the inspection period.
d) There are obvious defects after appearance inspection and further inspection is required. e) New cylinders that are filled for the first time and have not been vacuumed. 7.3.4 The filled cylinders should be inspected by weight and leak tested, and a certificate of conformity should be affixed after passing the inspection before leaving the station. Overfilling of cylinders is strictly prohibited. 7.4 Tank trucks and railway tank cars
7.4.1 Tank trucks entering the station for loading and unloading shall comply with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Trucks" (Ministry of Labor, 1994). 7.4.2 Railway tank trucks entering the station for loading and unloading shall comply with the provisions of the "Safety Management Regulations for Liquefied Gas Railway Tank Trucks" (Ministry of Chemical Industry, 1987). 7.4.3 Tank trucks and railway tank trucks shall go through the registration and declaration procedures for use with the provincial labor department, obtain the "Liquefied Gas (Tan) Truck Use Permit" and carry complete documents and materials accompanying the vehicle as required. 7.4.4 Tank trucks and railway tank trucks shall be inspected before filling in accordance with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Trucks" and the "Safety Management Regulations for Liquefied Gas Railway Tank Trucks". Filling is allowed only after passing the inspection. 7.4.5 After filling, tank trucks and railway tank trucks shall be re-inspected for the filling volume, and they may leave the station only after passing the inspection. The filling volume is strictly prohibited from exceeding the maximum filling volume allowed for tank trucks.
7.5 Filling scale (filling scale), weighing scale
7.5.1 The filling station shall be equipped with at least two filling scales and a weighing scale. The filling scale and weighing scale shall use automatic cut-off scales. 7.5.2 The filling scale and weighing scale shall be qualified products approved by the technical supervision department and shall be within the verification period. The accuracy of the filling scale and weighing scale shall comply with the provisions of Table 1.
Weight of liquid in the cylinder (kg)
The minimum scale value of the scale shall not exceed (kg)
7.6 Liquefied petroleum gas pipeline
7.6.1 The design of the liquefied petroleum gas pipeline of the filling station shall comply with the provisions of GB50028. >15
7.6.2 The construction, installation and testing of the liquefied petroleum gas pipeline shall comply with the provisions of GBJ235 and the "Regulations on Safety Management and Supervision of Pressure Pipelines" (Ministry of Labor 1996).
7.6.3 The diameter of the liquefied petroleum gas pipeline must be determined by the pressure and safe flow rate. 7.7 The equipment, pipelines, accessories and valves of the filling station should be regularly inspected, repaired and tested1222
8 Facility conditions of the filling station
GB 17267-1998
8.1 The filling station should have a filling room (bottling room), and the storage volume of gas cylinders in the filling room should be the calculated monthly average supply of 1~~2 days. When the total storage volume exceeds 3,000 bottles (full bottles), a separate bottle warehouse should be set up. The steel cylinders in the filling room and the bottle warehouse should be arranged in full bottle area and empty bottle area. 8.2 The layout of the liquefied petroleum gas compressor room of the filling station should comply with the provisions of GB50028. 8.3 The filling station should be equipped with residual liquid emptying and recovery equipment. 8.4 Filling stations should be equipped with new bottle vacuum pumping facilities, and the performance of the vacuum pump should ensure that the new bottle is pumped to a vacuum degree of 83.0kPa or above. 8.5 Filling stations should be equipped with tank truck loading and unloading platforms (pillars) that comply with the provisions of GB50028. 8.6 Filling stations with railway tank truck loading and unloading operations should be equipped with railway trestles in accordance with the provisions of GB50028. 8.7 The fire-fighting facilities of filling stations should comply with the provisions of GBJ16 and GB50028. 8.8 The design of electrical equipment in explosion-hazardous areas of filling stations should comply with the provisions of GB50058. The construction and acceptance of electrical equipment should comply with the provisions of GB 50257.
8.9 The lightning protection design of filling stations should comply with the provisions of GB50057. The electrostatic grounding design of filling stations should comply with the provisions of GID90A3 "Technical Regulations for Electrostatic Grounding Design of Chemical Enterprises". 8.10
The electrical explosion-proof, lightning-proof and anti-static facilities of filling stations should be inspected and repaired regularly. The automatic control instruments and communication facilities of the filling station shall comply with the provisions of GB50028 and shall be calibrated and repaired regularly. 8.12
Fire-fighting water supply, drainage and fire-fighting equipment of the filling station shall comply with the provisions of GBJ16 and GB50028 and shall be inspected and repaired regularly. 8.13
9Filling volume of steel cylinders
The filling volume of steel cylinders shall comply with the provisions of Table 2.
Steel cylinder model
YSP-10
10Safety management of filling stations
Allowable deviation of weight filling (kg)
9.5±0. 3
Steel cylinder model
YSP-15
YSP-50
10.1Filling stations shall establish a sound safety management system in accordance with relevant national laws and regulations. Fire prevention, explosion prevention, lightning protection, and anti-static system (including fire prevention responsibility system). 10. 1. 1
Job responsibility system.
10.1.3 Safety education and training system.
10.1.4 LPG transportation and storage system. 10.1.5 Regular inspection, periodic inspection, maintenance and overhaul system for pressure vessels, pipelines, equipment and facilities. 10.1.6 File management system.
10.1.7 Team management system.
10.2 Filling stations must establish safe operating procedures. 10.3 Safety signs
10.3.1 Filling stations should set up safety signs at important locations. There should be station notice signs at the entrance of the filling station.
Allowable deviation of weight filling (kg)
14.5±0.5
49.0±1.09; The volume can be greater than 0.9 after actual measurement, but not greater than 0.95; d, ---- The density of stored liquefied petroleum gas at the design temperature (t/m); V.-- The volume of the storage tank (m\).
(1)
7.1.6 The storage tank shall be equipped with a full-open safety valve. Storage tanks with a capacity of 100m2 or more shall be equipped with two or more safety valves and shall meet the following conditions:
a) The opening pressure of the safety valve shall not exceed the design pressure of the storage tank. b) The safety valve shall be equipped with a vent pipe, the diameter of which shall not be less than the outlet diameter of the safety valve. The vent pipe shall be more than 2m above the platform and more than 5m above the ground.
c) A valve shall be installed between the safety valve and the storage tank. During operation, the valve shall be in a fully open state, with an obvious fully open mark and lead seal. 7.1.7 The storage tank must be equipped with a liquid level gauge with local indication. 7.1.8 Storage tanks must be equipped with pressure gauges that indicate on-site. 7.1.9 Storage tanks should be equipped with thermometers that indicate on-site liquefied petroleum gas liquid temperature. 7.1.10 Storage tanks should be equipped with vent pipes, and the pipe mouth should be more than 2m above the operating platform and more than 5m above the ground. Underground tanks should be more than 2m above the operating table.
7.1.11 Storage tanks should be equipped with sewage pipes, and sewage pipes and sewage valves of ground storage tanks in cold areas should have anti-freezing measures. 7.1.12 Storage tanks should be equipped with steel ladder platforms, and should comply with the provisions of GB50028. 7.1.13 Filling stations should be equipped with two or more storage tanks. The supports and foundations of storage tanks and containers should be firm and reliable. 7.1.14
7.1.15 Storage tanks and gasification boosters, gas-liquid separators, oil-gas separators and other containers should be tested for air tightness before being put into use. 7.2 Liquefied petroleum gas compressor (hereinafter referred to as compressor) and hydrocarbon pump 1221
GB17267—1998
7.2.1 Filling stations should be equipped with compressors and hydrocarbon pumps. 7.2.2 Compressors and hydrocarbon pumps should be spare.
7.2.3 Compressors at filling stations in cold regions should be installed in compressor rooms. 7.2.4 Filters and gas-liquid separators should be installed at the inlet of the compressor. 7.2.5 The inlet and outlet pipes and valves of the compressor should comply with the requirements of GB50028. 7.2.6 Filters should be installed at the inlet of the hydrocarbon pump, and safety reflux valves, bypass pipes and bypass valves should be installed at the outlet. 7.2.7 The performance of the compressor and hydrocarbon pump should comply with the process operation and requirements of the filling station. 7.3 Liquefied petroleum gas cylinders
7.3.1 The cylinders that enter the station for filling must comply with the provisions of GB5842 or GB15380 and should be within the maintenance cycle of GB8334. 7.3.2 Before filling, a dedicated person should inspect the cylinders that enter the station for filling. Cylinders manufactured by units without manufacturing licenses, imported cylinders that have not been approved by the safety supervision agency, and cylinders that have exceeded the maintenance cycle are not allowed to be filled. 7.3.3 Cylinders that fall into any of the following situations should be handled first, otherwise filling is strictly prohibited: a) The steel stamp mark and color mark do not comply with the regulations. b) The accessories are incomplete, damaged or do not comply with the regulations. c) Exceed the inspection period.
d) There are obvious defects after appearance inspection and further inspection is required. e) New cylinders that are filled for the first time and have not been vacuumed. 7.3.4 The filled cylinders should be inspected by weight and leak tested, and a certificate of conformity should be affixed after passing the inspection before leaving the station. Overfilling of cylinders is strictly prohibited. 7.4 Tank trucks and railway tank cars
7.4.1 Tank trucks entering the station for loading and unloading shall comply with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Trucks" (Ministry of Labor, 1994). 7.4.2 Railway tank trucks entering the station for loading and unloading shall comply with the provisions of the "Safety Management Regulations for Liquefied Gas Railway Tank Trucks" (Ministry of Chemical Industry, 1987). 7.4.3 Tank trucks and railway tank trucks shall go through the registration and declaration procedures for use with the provincial labor department, obtain the "Liquefied Gas (Tan) Truck Use Permit" and carry complete documents and materials accompanying the vehicle as required. 7.4.4 Tank trucks and railway tank trucks shall be inspected before filling in accordance with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Trucks" and the "Safety Management Regulations for Liquefied Gas Railway Tank Trucks". Filling is allowed only after passing the inspection. 7.4.5 After filling, tank trucks and railway tank trucks shall be re-inspected for the filling volume, and they may leave the station only after passing the inspection. The filling volume is strictly prohibited from exceeding the maximum filling volume allowed for tank trucks.
7.5 Filling scale (filling scale), weighing scale
7.5.1 The filling station shall be equipped with at least two filling scales and a weighing scale. The filling scale and weighing scale shall use automatic cut-off scales. 7.5.2 The filling scale and weighing scale shall be qualified products approved by the technical supervision department and shall be within the verification period. The accuracy of the filling scale and weighing scale shall comply with the provisions of Table 1.
Weight of liquid in the cylinder (kg)
The minimum scale value of the scale shall not exceed (kg)
7.6 Liquefied petroleum gas pipeline
7.6.1 The design of the liquefied petroleum gas pipeline of the filling station shall comply with the provisions of GB50028. >15
7.6.2 The construction, installation and testing of the liquefied petroleum gas pipeline shall comply with the provisions of GBJ235 and the "Regulations on Safety Management and Supervision of Pressure Pipelines" (Ministry of Labor 1996).
7.6.3 The diameter of the liquefied petroleum gas pipeline must be determined by the pressure and safe flow rate. 7.7 The equipment, pipelines, accessories and valves of the filling station should be regularly inspected, repaired and tested1222
8 Facility conditions of the filling station
GB 17267-1998
8.1 The filling station should have a filling room (bottling room), and the storage volume of gas cylinders in the filling room should be the calculated monthly average supply of 1~~2 days. When the total storage volume exceeds 3,000 bottles (full bottles), a separate bottle warehouse should be set up. The steel cylinders in the filling room and the bottle warehouse should be arranged in full bottle area and empty bottle area. 8.2 The layout of the liquefied petroleum gas compressor room of the filling station should comply with the provisions of GB50028. 8.3 The filling station should be equipped with residual liquid emptying and recovery equipment. 8.4 Filling stations should be equipped with new bottle vacuum pumping facilities, and the performance of the vacuum pump should ensure that the new bottle is pumped to a vacuum degree of 83.0kPa or above. 8.5 Filling stations should be equipped with tank truck loading and unloading platforms (pillars) that comply with the provisions of GB50028. 8.6 Filling stations with railway tank truck loading and unloading operations should be equipped with railway trestles in accordance with the provisions of GB50028. 8.7 The fire-fighting facilities of filling stations should comply with the provisions of GBJ16 and GB50028. 8.8 The design of electrical equipment in explosion-hazardous areas of filling stations should comply with the provisions of GB50058. The construction and acceptance of electrical equipment should comply with the provisions of GB 50257.
8.9 The lightning protection design of filling stations should comply with the provisions of GB50057. The electrostatic grounding design of filling stations should comply with the provisions of GID90A3 "Technical Regulations for Electrostatic Grounding Design of Chemical Enterprises". 8.10
The electrical explosion-proof, lightning-proof and anti-static facilities of filling stations should be inspected and repaired regularly. The automatic control instruments and communication facilities of the filling station shall comply with the provisions of GB50028 and shall be calibrated and repaired regularly. 8.12
Fire-fighting water supply, drainage and fire-fighting equipment of the filling station shall comply with the provisions of GBJ16 and GB50028 and shall be inspected and repaired regularly. 8.13
9Filling volume of steel cylinders
The filling volume of steel cylinders shall comply with the provisions of Table 2.
Steel cylinder model
YSP-10
10Safety management of filling stations
Allowable deviation of weight filling (kg)
9.5±0. 3
Steel cylinder model
YSP-15
YSP-50
10.1Filling stations shall establish a sound safety management system in accordance with relevant national laws and regulations. Fire prevention, explosion prevention, lightning protection, and anti-static system (including fire prevention responsibility system). 10. 1. 1
Job responsibility system.
10.1.3 Safety education and training system.
10.1.4 LPG transportation and storage system. 10.1.5 Regular inspection, periodic inspection, maintenance and overhaul system for pressure vessels, pipelines, equipment and facilities. 10.1.6 File management system.
10.1.7 Team management system.
10.2 Filling stations must establish safe operating procedures. 10.3 Safety signs
10.3.1 Filling stations should set up safety signs at important locations. There should be station notice signs at the entrance of the filling station.
Allowable deviation of weight filling (kg)
14.5±0.5
49.0±1.06 Storage tanks should be equipped with full-open safety valves. Storage tanks with a capacity of 100m2 or more should be equipped with two or more safety valves and should meet the following conditions:
a) The opening pressure of the safety valve shall not exceed the design pressure of the storage tank. b) The safety valve should be equipped with a vent pipe, the diameter of which should not be less than the outlet diameter of the safety valve. The vent pipe should be more than 2m above the platform and more than 5m above the ground.
c) A valve should be installed between the safety valve and the storage tank. During operation, the valve should be in a fully open state, with an obvious fully open mark and lead seal. 7.1.7 Storage tanks must be equipped with a liquid level gauge with local indication. 7.1.8 Storage tanks must be equipped with a pressure gauge with local indication. 7.1.9 Storage tanks should be equipped with a thermometer that indicates the liquid temperature of liquefied petroleum gas on site. 7.1.10 Storage tanks should be equipped with a vent pipe, the pipe mouth should be more than 2m above the operating platform and more than 5m above the ground. Underground tanks should be more than 2m above the operating table.
7.1.11 Storage tanks should be equipped with drainage pipes. Drain pipes and drainage valves of ground storage tanks in cold areas should have antifreeze measures. 7.1.12 Storage tanks should be equipped with steel ladder platforms, and should comply with the provisions of GB50028. 7.1.13 Filling stations should be equipped with two or more storage tanks. The supports and foundations of storage tanks and containers should be firm and reliable. 7.1.14
7.1.15 Storage tanks and gasification boosters, gas-liquid separators, oil-gas separators and other containers should be tested for air tightness before being put into use. 7.2 Liquefied petroleum gas compressors (hereinafter referred to as compressors) and hydrocarbon pumps 1221
GB17267—1998
7.2.1 Filling stations should be equipped with compressors and hydrocarbon pumps. 7.2.2 Compressors and hydrocarbon pumps should be available in spare parts.
7.2.3 The compressor of the filling station in cold areas should be installed in the compressor room. 7.2.4 The inlet of the compressor should be equipped with a filter and a gas-liquid separator. 7.2.5 The inlet and outlet pipes and valves of the compressor should meet the requirements of GB50028. 7.2.6 The inlet of the hydrocarbon pump should be equipped with a filter, and the outlet should be equipped with a safety reflux valve, a bypass pipe and a bypass valve. 7.2.7 The performance of the compressor and the hydrocarbon pump should meet the process operation and requirements of the filling station. 7.3 Liquefied petroleum gas cylinders
7.3.1 The cylinders entering the station for filling must comply with the provisions of GB5842 or GB15380 and should be within the maintenance cycle of GB8334. 7.3.2 Before filling, a dedicated person should inspect the cylinders for filling. Cylinders manufactured by units without manufacturing licenses, imported cylinders not approved by the safety supervision agency, and cylinders that have exceeded the maintenance cycle are not allowed to be filled. 7.3.3 Steel cylinders that fall into any of the following situations should be processed first, otherwise filling is strictly prohibited: a) Steel stamp marks and color marks do not comply with regulations. b) Accessories are incomplete, damaged or do not comply with regulations. c) Expired inspection period.
d) Visible defects are found in the appearance inspection and further inspection is required. e) New cylinders that are filled for the first time and have not been vacuumed. 7.3.4 After filling, the steel cylinders should be inspected for weight and leaks. After passing the inspection, they should be affixed with a certificate of conformity before leaving the station. Overfilling of steel cylinders is strictly prohibited. 7.4 Tank trucks and railway tank cars
7.4.1 Tank trucks entering the station for loading and unloading should comply with the provisions of the "Regulations on Safety Supervision of Liquefied Gas Tank Trucks" (Ministry of Labor 1994). 7.4.2 Railway tank cars entering the station for loading shall comply with the provisions of the "Safety Management Regulations for Liquefied Gas Railway Tank Cars" (Ministry of Chemical Industry 1987) 7.4.3 Automobile tank cars and railway tank cars shall go through the registration and declaration procedures for use with the provincial labor department, obtain the "Liquefied Gas (Tan) Car Use Permit" and carry complete vehicle documents and materials as required. 7.4.4 Automobile tank cars and railway tank cars shall be inspected before filling in accordance with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Cars" and the "Safety Management Regulations for Liquefied Gas Railway Tank Cars". They can only be filled after passing the inspection. 7.4.5 After the filling of automobile tank cars and railway tank cars is completed, the filling volume shall be re-inspected and they can only leave the station after passing the inspection. The filling volume is strictly prohibited from exceeding the maximum filling volume allowed for the tank car.
7.5 Filling scale (filling scale), weight scale
7.5.1 The filling station shall be equipped with at least two filling scales and a weight scale. The filling scale and the weighing scale shall use an automatic cut-off scale. 7.5.2 The filling scale and the weighing scale shall be qualified products approved by the technical supervision department and shall be within the verification period. The accuracy of the filling scale and the weighing scale shall comply with the provisions of Table 1. bzxz.net
Weight of liquid in the cylinder (kg)
The minimum scale value of the scale shall not exceed (kg)
7.6 Liquefied petroleum gas pipeline
7.6.1 The design of the liquefied petroleum gas pipeline of the filling station shall comply with the provisions of GB50028. >15
7.6.2 The construction, installation and testing of the liquefied petroleum gas pipeline shall comply with the provisions of GBJ235 and the "Regulations on Safety Management and Supervision of Pressure Pipelines" (Ministry of Labor 1996).
7.6.3 The diameter of the liquefied petroleum gas pipeline must be determined by the pressure and safe flow rate. 7.7 Equipment, pipelines, accessories and valves of filling stations shall be inspected, repaired and tested regularly1222
8 Facility conditions of filling stations
GB 17267-1998
8.1 Filling stations shall be equipped with filling rooms (bottling rooms), and the storage volume of gas cylinders in the filling rooms shall be the calculated monthly average supply volume of 1~~2 days. When the total storage volume exceeds 3,000 bottles (full bottles), a separate bottle warehouse shall be set up. The cylinders in the filling room and bottle warehouse shall be arranged in full bottle area and empty bottle area. 8.2 The layout of the liquefied petroleum gas compressor room of the filling station shall comply with the provisions of GB50028. 8.3 Filling stations shall be equipped with residual liquid emptying and recovery devices. 8.4 Filling stations shall be equipped with new bottle vacuum pumping facilities, and the performance of the vacuum pump shall ensure that the new bottles are pumped to a vacuum degree of more than 83.0kPa. 8.5 Filling stations shall be equipped with loading and unloading platforms (pillars) for tank cars, which shall comply with the provisions of GB50028. 8.6 Filling stations with railway tank car loading and unloading operations shall be equipped with railway trestles in accordance with the provisions of GB50028. 8.7 The fire-fighting facilities of filling stations shall comply with the provisions of GBJ16 and GB50028. 8.8 The design of electrical equipment in explosion-hazardous areas of filling stations shall comply with the provisions of GB50058. The construction and acceptance of electrical equipment shall comply with the provisions of GB 50257.
8.9 The lightning protection design of filling stations shall comply with the provisions of GB50057. The electrostatic grounding design of filling stations shall comply with the provisions of GID90A3 "Technical Regulations for Electrostatic Grounding Design of Chemical Enterprises". 8.10
The electrical explosion-proof, lightning-proof and anti-static facilities of filling stations shall be inspected and repaired regularly. The automatic control instruments and communication facilities of filling stations shall comply with the provisions of GB50028 and shall be calibrated and repaired regularly. 8.12
Fire-fighting water supply, drainage and fire-fighting equipment of filling stations shall comply with the provisions of GBJ16 and GB50028 and shall be inspected and repaired regularly. 8.13
9Filling volume of steel cylinders
The filling volume of steel cylinders shall comply with the provisions of Table 2.
Steel cylinder model
YSP-10
10Safety management of filling stations
Allowable deviation of weight filling (kg)
9.5±0. 3
Steel cylinder model
YSP-15
YSP-50
10.1Filling stations shall establish a sound safety management system in accordance with relevant national laws and regulations. Fire prevention, explosion prevention, lightning protection, and anti-static system (including fire prevention responsibility system). 10. 1. 1
Position responsibility system.
10.1.3 Safety education and training system.
10.1.4 Transportation and storage system of liquefied petroleum gas. 10.1.5 Regular inspection, periodic inspection, maintenance and overhaul system of pressure vessels, pipelines, equipment and facilities. 10.1.6 File management system.
10.1.7 Team management system.
10.2 Filling stations must establish safe operating procedures. 10.3 Safety signs
10.3.1 Filling stations should set up safety signs at important locations. There should be station notice signs at the entrance of the filling station.
Allowable deviation of weight filling (kg)
14.5±0.5
49.0±1.06 Storage tanks should be equipped with full-open safety valves. Storage tanks with a capacity of 100m2 or more should be equipped with two or more safety valves and should meet the following conditions:
a) The opening pressure of the safety valve shall not exceed the design pressure of the storage tank. b) The safety valve should be equipped with a vent pipe, the diameter of which should not be less than the outlet diameter of the safety valve. The vent pipe should be more than 2m above the platform and more than 5m above the ground.
c) A valve should be installed between the safety valve and the storage tank. During operation, the valve should be in a fully open state, with an obvious fully open mark and lead seal. 7.1.7 Storage tanks must be equipped with a liquid level gauge with local indication. 7.1.8 Storage tanks must be equipped with a pressure gauge with local indication. 7.1.9 Storage tanks should be equipped with a thermometer that indicates the liquid temperature of liquefied petroleum gas on site. 7.1.10 Storage tanks should be equipped with a vent pipe, the pipe mouth should be more than 2m above the operating platform and more than 5m above the ground. Underground tanks should be more than 2m above the operating table.
7.1.11 Storage tanks should be equipped with drainage pipes. Drain pipes and drainage valves of ground storage tanks in cold areas should have antifreeze measures. 7.1.12 Storage tanks should be equipped with steel ladder platforms, and should comply with the provisions of GB50028. 7.1.13 Filling stations should be equipped with two or more storage tanks. The supports and foundations of storage tanks and containers should be firm and reliable. 7.1.14
7.1.15 Storage tanks and gasification boosters, gas-liquid separators, oil-gas separators and other containers should be tested for air tightness before being put into use. 7.2 Liquefied petroleum gas compressors (hereinafter referred to as compressors) and hydrocarbon pumps 1221
GB17267—1998
7.2.1 Filling stations should be equipped with compressors and hydrocarbon pumps. 7.2.2 Compressors and hydrocarbon pumps should be available in spare parts.
7.2.3 The compressor of the filling station in cold areas should be installed in the compressor room. 7.2.4 The inlet of the compressor should be equipped with a filter and a gas-liquid separator. 7.2.5 The inlet and outlet pipes and valves of the compressor should meet the requirements of GB50028. 7.2.6 The inlet of the hydrocarbon pump should be equipped with a filter, and the outlet should be equipped with a safety reflux valve, a bypass pipe and a bypass valve. 7.2.7 The performance of the compressor and the hydrocarbon pump should meet the process operation and requirements of the filling station. 7.3 Liquefied petroleum gas cylinders
7.3.1 The cylinders entering the station for filling must comply with the provisions of GB5842 or GB15380 and should be within the maintenance cycle of GB8334. 7.3.2 Before filling, a dedicated person should inspect the cylinders for filling. Cylinders manufactured by units without manufacturing licenses, imported cylinders not approved by the safety supervision agency, and cylinders that have exceeded the maintenance cycle are not allowed to be filled. 7.3.3 Steel cylinders that fall into any of the following situations should be processed first, otherwise filling is strictly prohibited: a) Steel stamp marks and color marks do not comply with regulations. b) Accessories are incomplete, damaged or do not comply with regulations. c) Expired inspection period.
d) Visible defects are found in the appearance inspection and further inspection is required. e) New cylinders that are filled for the first time and have not been vacuumed. 7.3.4 After filling, the steel cylinders should be inspected for weight and leaks. After passing the inspection, they should be affixed with a certificate of conformity before leaving the station. Overfilling of steel cylinders is strictly prohibited. 7.4 Tank trucks and railway tank cars
7.4.1 Tank trucks entering the station for loading and unloading should comply with the provisions of the "Regulations on Safety Supervision of Liquefied Gas Tank Trucks" (Ministry of Labor 1994). 7.4.2 Railway tank cars entering the station for loading shall comply with the provisions of the "Safety Management Regulations for Liquefied Gas Railway Tank Cars" (Ministry of Chemical Industry 1987) 7.4.3 Automobile tank cars and railway tank cars shall go through the registration and declaration procedures for use with the provincial labor department, obtain the "Liquefied Gas (Tan) Car Use Permit" and carry complete vehicle documents and materials as required. 7.4.4 Automobile tank cars and railway tank cars shall be inspected before filling in accordance with the provisions of the "Safety Supervision Regulations for Liquefied Gas Tank Cars" and the "Safety Management Regulations for Liquefied Gas Railway Tank Cars". They can only be filled after passing the inspection. 7.4.5 After the filling of automobile tank cars and railway tank cars is completed, the filling volume shall be re-inspected and they can only leave the station after passing the inspection. The filling volume is strictly prohibited from exceeding the maximum filling volume allowed for the tank car.
7.5 Filling scale (filling scale), weight scale
7.5.1 The filling station shall be equipped with at least two filling scales and a weight scale. The filling scale and the weighing scale shall use an automatic cut-off scale. 7.5.2 The filling scale and the weighing scale shall be qualified products approved by the technical supervision department and shall be within the verification period. The accuracy of the filling scale and the weighing scale shall comply with the provisions of Table 1.
Weight of liquid in the cylinder (kg)
The minimum scale value of the scale shall not exceed (kg)
7.6 Liquefied petroleum gas pipeline
7.6.1 The design of the liquefied petroleum gas pipeline of the filling station shall comply with the provisions of GB50028. >15
7.6.2 The construction, installation and testing of the liquefied petroleum gas pipeline shall comply with the provisions of GBJ235 and the "Regulations on Safety Management and Supervision of Pressure Pipelines" (Ministry of Labor 1996).
7.6.3 The diameter of the liquefied petroleum gas pipeline must be determined by the pressure and safe flow rate. 7.7 Equipment, pipelines, accessories and valves of filling stations shall be inspected, repaired and tested regularly1222
8 Facility conditions of filling stations
GB 17267-1998
8.1 Filling stations shall be equipped with filling rooms (bottling rooms), and the storage volume of gas cylinders in the filling rooms shall be the calculated monthly average supply volume of 1~~2 days. When the total storage volume exceeds 3,000 bottles (full bottles), a separate bottle warehouse shall be set up. The cylinders in the filling room and bottle warehouse shall be arranged in full bottle area and empty bottle area. 8.2 The layout of the liquefied petroleum gas compressor room of the filling station shall comply with the provisions of GB50028. 8.3 Filling stations shall be equipped with residual liquid emptying and recovery devices. 8.4 Filling stations shall be equipped with new bottle vacuum pumping facilities, and the performance of the vacuum pump shall ensure that the new bottles are pumped to a vacuum degree of more than 83.0kPa. 8.5 Filling stations shall be equipped with loading and unloading platforms (pillars) for tank cars, which shall comply with the provisions of GB50028. 8.6 Filling stations with railway tank car loading and unloading operations shall be equipped with railway trestles in accordance with the provisions of GB50028. 8.7 The fire-fighting facilities of filling stations shall comply with the provisions of GBJ16 and GB50028. 8.8 The design of electrical equipment in explosion-hazardous areas of filling stations shall comply with the provisions of GB50058. The construction and acceptance of electrical equipment shall comply with the provisions of GB 50257.
8.9 The lightning protection design of filling stations shall comply with the provisions of GB50057. The electrostatic grounding design of filling stations shall comply with the provisions of GID90A3 "Technical Regulations for Electrostatic Grounding Design of Chemical Enterprises". 8.10
The electrical explosion-proof, lightning-proof and anti-static facilities of filling stations shall be inspected and repaired regularly. The automatic control instruments and communication facilities of filling stations shall comply with the provisions of GB50028 and shall be calibrated and repaired regularly. 8.12
Fire-fighting water supply, drainage and fire-fighting equipment of filling stations shall comply with the provisions of GBJ16 and GB50028 and shall be inspected and repaired regularly. 8.13
9Filling volume of steel cylinders
The filling volume of steel cylinders shall comply with the provisions of Table 2.
Steel cylinder model
YSP-10
10Safety management of filling stations
Allowable deviation of weight filling (kg)
9.5±0. 3
Steel cylinder model
YSP-15
YSP-50
10.1Filling stations shall establish a sound safety management system in accordance with relevant national laws and regulations. Fire prevention, explosion prevention, lightning protection, and anti-static system (including fire prevention responsibility system). 10. 1. 1
Position responsibility system.
10.1.3 Safety education and training system.
10.1.4 Transportation and storage system of liquefied petroleum gas. 10.1.5 Regular inspection, periodic inspection, maintenance and overhaul system of pressure vessels, pipelines, equipment and facilities. 10.1.6 File management system.
10.1.7 Team management system.
10.2 Filling stations must establish safe operating procedures. 10.3 Safety signs
10.3.1 Filling stations should set up safety signs at important locations. There should be station notice signs at the entrance of the filling station.
Allowable deviation of weight filling (kg)
14.5±0.5
49.0±1.015 Storage tanks and gasification boosters, gas-liquid separators, oil-gas separators and other containers should be tested for air tightness before being put into use. 7.2 Liquefied petroleum gas compressors (hereinafter referred to as compressors) and hydrocarbon pumps 1221
GB17267-1998
7.2.1 Filling stations should be equipped with compressors and hydrocarbon pumps. 7.2.2 Compressors and hydrocarbon pumps should be spare.
7.2.3 Compressors in filling stations in cold areas should be installed in compressor rooms. 7.2.4 Filters and gas-liquid separators should be installed at the inlet of the compressor. 7.2.5 The inlet and outlet pipes and valves of the compressor should comply with the requirements of GB50028. 7.2.6 Filters should be installed at the inlet of the hydrocarbon pump, and safety reflux valves, bypass pipes and bypass valves should be installed at the outlet. 7.2.7 The performance of the compressor and hydrocarbon pump should comply with the process operation and requirements of the filling station. 7.3 Liquefied petroleum gas cylinders
7.3.1 The c
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