SY 6320-1997 Safety regulations for oil and gas gathering and transportation in onshore oil and gas fields
Some standard content:
ICS13.100
Registration No.: 1133-—1998
Petroleum and Natural Gas Industry Standard of the People's Republic of ChinaSY 63201997
Safety regulation of petroleum gathering and transportation in land oil and gas field
Safety regulation of petroleum gathering and transportation in land oil and gas field1997-12-31 Issued
China National Petroleum Corporation
1998-07-01 Implementation
SY 63201997
Cited Standards
Safety Management
Crude Oil Processing
Natural Gas Processing
Power Supply and Distribution for Pressure Vessels, Oilfield Special Containers and Heating Furnaces
Government Construction,
Expansion, Overhaul and Emergency Repair Construction
SY63201997
This standard is formulated to achieve safety management in the process of crude oil and natural gas collection, transportation, processing and storage in onshore oil and gas fields. This standard is proposed and managed by the Petroleum Industry Safety Professional Standardization Technical Committee. Drafting units of this standard: Liaohe Petroleum Exploration Bureau, Zhang Qicheng, Gu Boping, Li Dan
Main drafters of this standard Zhang Yuecheng, Wang Shucheng1Scope
Petroleum and Natural Gas Industry Standard of the People's Republic of China Safety Regulation of Petroleum Gathering and Transportation in Land Oil and Gas Field
Safety regulation of petroleum gathering and transportation in land oil snd gas fieldSY 6320-1997
This standard specifies the basic safety requirements for the collection, transportation, processing and storage of raw and natural gas in onshore gas fields. This standard applies to the safety management of oil and gas gathering, transportation and processing in onshore oil and gas fields. 2Referenced standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and the parties using this standard should explore the possibility of using the latest versions of the following standards. GBJ16-1991 Code for fire protection of building design GBJ74-1984 Code for design of petroleum depots
GBJ 140-1990
Code for design of fire extinguisher configuration in buildings
GB 72311987
, Basic identification colors and identification symbols for industrial pipelines GB $9581988
Safety regulations for oxygen-deficient hazardous operations
GB 50057-1994
Code for lightning protection design of buildings
GB 500581992
Design specification for electrical installations in explosive and fire hazardous environments GB50151—1992 Design specification for low-multiple foam fire extinguishing systems GB50183-—1993
Fire protection code for crude oil and natural gas engineering design JGJ4688 Technical specification for temporary electricity safety at construction sites SYJ4—84 Design specification for oil and gas gathering and transportation in oil fields SY／T0010—96 Design specification for gas gathering engineering in gas fields SY0031-95 Safety regulations for heating furnaces used in the petroleum industry SY0043-96 Coloring standard for surface pipelines and equipment in oil and gas fields SYJ45--91 Design specification for Yuanzhou electric dehydration
SY0075—93 Design specification for fire embankments in oil tank areas SY／T0076—93 Design specification for natural gas dehydration SY /T0511-1996 Oil storage marrow breathing valve SY/T05121996 Oil storage tank flame arrester
SY/T0525.1-93 Oil storage tank hydraulic safety valve SY52251994 Shishan and natural gas drilling, development, storage and transportation fire prevention and explosion prevention production safety management regulations SY/T553792 Crude oil pipeline operation technical management specification S15690-95 Petroleum enterprise employees personal labor protection article management and equipment regulations SY5719-95 Natural gas condensate safety management regulations SY5737-1995 Crude oil pipeline transportation safety regulations SY5845-93 Oilfield special container safety management regulations China National Petroleum Corporation 1997-12-31 Approved 1998-07-01 Implementation
SY/ T 63201997
SY5858-93 Safety regulations for industrial fires in petroleum enterprisesSY5984-94 Safety inspection regulations for grounding devices of containers, pipelines and loading and unloading facilities in oil (gas) fieldsSY6186-1996 Safety regulations for petroleum and natural gas pipelines Regulations on safety technical supervision of pressure vessels Lao Guozi [1990] No. 8 3 Safety management
3.1 Safety organization
3.1.1 The plants (stations) for gathering, transportation, processing and storage of petroleum and natural gas (hereinafter referred to as the management units) shall establish safety production organizations and fully staff them with safety production management personnel in accordance with the regulations. 3.1.2 The administrative chief of the management unit is the first person responsible for the safety production of the unit and is fully responsible for the safety production of the unit: 3.1.3 The management unit should set up full-time (part-time) safety personnel to be responsible for the daily management and on-site supervision and inspection of the safety production of the unit 3.2 Safety system and measures
3.2.1 The management unit should establish the following safety management system a) Safety production responsibility system;
b) Safety technical operating procedures;
c) Fire and explosion prevention system
d) Safety inspection system;
e) Safety education system:
f) Safety reward and punishment system:
g) Exit and exit safety inspection system
3.2.2 The management unit should have emergency safety plans and technical measures such as fire prevention, explosion prevention, poison prevention, equipment accident prevention and personal injury accident prevention. 3.3 Safety education
3.3.1 The unit and production team should provide safety education for new factory personnel and personnel who change their jobs. 3.3.2 The production team should hold a safety activity once a week. 3.3.3 The pre-shift and post-shift meetings held by the team should include safety content. 3.3.4 Special operations personnel should undergo safety and technical training organized by the labor department or the enterprise safety department. After passing the examination, they can take up their posts with certificates. 3.4 Safety inspection
The management unit and the competent superior unit should insist on safety inspection, once a quarter for the factory (department): once a month for the shovel (brigade), once a week for the squad, and patrol inspections by the team at their posts. 3.5 Protective equipment and protective gear
On-duty personnel should wear labor protection equipment in accordance with the provisions of SY5690 and use labor protection equipment correctly. 4 General rules
4.1 "Three Simultaneous" Management
The design of new, rebuilt and expanded oil and gas gathering and transportation projects should design and construct safety and technical facilities and the main project at the same time, and accept and put into production at the same time.
4.2 Design
4.2.1 The design of new, rebuilt and expanded oil and gas gathering and transportation projects shall be carried out in accordance with the provisions of SYJ 4 and SY/T D010. The fire protection design shall be carried out in accordance with the provisions of GB50183 and relevant national and industry standards. 4.2.2 The design of lightning protection devices shall be carried out in accordance with the provisions of GB50057. 4.2.3 The design of power distribution equipment and lines shall be carried out in accordance with the provisions of GB50058. 4.2.4 In liquefied petroleum gas plants and oil and gas gathering and transportation plants with a building area greater than or equal to 150m~, forced exhaust and combustible gas detection and alarm devices shall be installed in accordance with regulations.
SY/ T 6320-1997
4.2.5 The observation window of the duty room shall be a sealed fixed window made of non-combustible materials. 4.2.6 All connecting passages (including underground pipe trenches) between the oil and gas processing room and the power distribution room of the duty room shall be blocked with non-combustible materials. 4.2.7 The setting of fences (fences) for oil and gas gathering and transportation stations shall be determined according to the surrounding environment and scale of the location. When setting up fences (fences), clay bricks, wire mesh or other non-combustible materials shall be used, and the height of the fences (fences) shall not be less than 2.2m. The national wall (fence) shall not have any gaps except for the passage.
4.2.8 The laboratory shall have forced ventilation facilities. 4.2.9 The classification of oil and gas (stations) shall be implemented in accordance with the provisions of 3.0.3 in GB50183-1993. The first-level oil and gas gathering and transportation station (yard) should adopt automatic safety monitoring technology.
4.2.10 The design content of occupational health, technical safety and fire protection facilities in oil and gas gathering and transportation projects shall be approved by the labor department or the intermediary safety department before delivery for construction
4.3 Construction and acceptance
4.3.1 When the construction unit organizes the acceptance of new, rebuilt and expanded oil and gas gathering and transportation projects, it shall also accept occupational health, technical safety and fire protection facilities. The construction unit shall deliver complete completion data to the construction unit after passing the self-inspection: the construction unit shall submit the inspection and confirmation to the safety, fire protection, occupational health and other competent departments for review, and the project can be put into production only after passing the inspection.4.3.2. The installation and inspection of anti-static grounding devices for containers, pipelines and loading and unloading facilities shall be carried out in accordance with the provisions of SY5984. 4.3.3 Newly installed and overhauled boilers and pressure vessels shall be put into use only after being reviewed by the competent inspection department and obtaining a certificate of use. The user unit shall register the furnaces and pressure vessels in use. 4.3.4 The direction of the oil and gas medium shall be marked, the valves shall be labeled, and the color of the pipeline shall be in accordance with the provisions of GB7231 and SY0043. 4.3.5 Ladders and trestle guardrails shall be complete and reliable. The safe passage shall be unobstructed. 4.3.6 The rotating parts of the electromechanical equipment shall have protective covers and be reliably installed: 4.3.7 The electromechanical equipment shall have a reliable grounding device, and the grounding resistance shall be less than 1024.3.8 The safety valve, thermometer and pressure gauge shall be used within the validity period of the calibration. 4.3.9 The drainage system in the station shall be reasonably designed, and there shall be no crude oil and debris in the ditch. 4.4 Production and Operation
4.4.1 The commissioning plan of the project shall be reviewed and signed by the superior safety and technical person in charge of the management unit. 4.4.2 The commissioning and trial operation of the project shall be carried out strictly in accordance with the approved commissioning plan. The production unit shall carry out safety inspections and hidden rectification before the trial operation and during the operation of the project.
4.4.3 Before the oil and gas gathering and transportation plant (station) is put into production, safety and technical training shall be conducted for the on-duty personnel to familiarize themselves with the process flow: master the performance, structure, principle, and purpose of the equipment, and be able to operate, maintain, and eliminate general faults. 4.4.4 Post personnel shall strictly abide by the safety and technical operating procedures and relevant safety regulations. 4.4.5 Post personnel are strictly prohibited from using gasoline, banana water and other organic solvents to scrub equipment, clothes and the ground. 4.4.6 Level 1 and 2 oil and gas gathering and transportation plants (stations) shall have guards (doormen), and formulate a duty responsibility system and a safety inspection system for people leaving the station. 4.4.7 The oil and gas gathering and transportation plant (station) should be equipped with reliable communication facilities and keep the communication smooth: the first-level gas gathering and transportation pump station should be equipped with emergency communication.
4.4.8 The explosion-hazardous area in the station should be equipped with a clear "No Fireworks" and other safety signs. 4.4.9 A conspicuous station sign should be set up at the station gate, and safety signs such as "Instructions for entering the station", "No entry without permission", and "No fireworks" should be set up at key locations.
4.4.10 The first-level oil and gas plant (station) should be equipped with electric or manual alarms with kinetic energy matching 5.1. Well site and metering station Www.bzxZ.net
5.1.1 The fire protection distance between the oil and gas well and metering station and the surrounding buildings (structures) and facilities should comply with the provisions of 3.0.5 of GB50183-1993. The well site layout should be reasonable, and the oil wellhead, water jacket heating furnace and elevated tank night of the single well oil pulling should be arranged in a triangle. The well site land should be able to meet 3
SY/ T 6320-1997
Occupancy requirements for well repair construction. The distance between the edge of the crude oil recovery pool and the wellhead should not be less than 20m5.1.2 The well site should be flat, free of water accumulation, oil pollution, and weeds. 5.1.3 The parallel port devices and equipment and facilities should be leak-proof, air-proof, and electric-proof. 5.1.4 For oil wells located near residential areas, guardrails should be installed on the rotating parts of the pumping unit exposed below 2m1, and the height of the guardrails should not be less than 1.2m.
5.1.5 When non-explosion-proof starters are used in mechanical oil production and parallel field, the horizontal distance from the wellhead shall not be less than 5m. Instruments and meters should be fully equipped and the performance should be good. 5.1.6
5.1. 7 The brake device of the pumping unit should be complete and intact. 5.1.8 A safety valve should be installed after throttling at the wellhead of the gas well. 5.1.9 When opening and closing the valve, loading and unloading the pressure gauge, the operator should not face the valve screw and the axis of the pressure gauge. When checking the small four-way and the oil nozzle of the oil tree, the pressure should be released first, and then the operation should be confirmed to be pressure-free. The face should not face the plug during operation. 5.1.10 Pressure piercers, oilfield special containers and heating furnaces should be implemented in accordance with the provisions of Chapter 10. 5.1.11 When using natural gas with condensate precipitation as a material: a gas-liquid separator should be installed on its pipeline. A "constant light" should be installed in the furnace of the heating furnace, and the gas source can be led to the furnace from the pipeline in front of the fuel gas regulating valve. 5.1.12 The parallel blowdown pipeline should be connected and fixed with a hard metal pipeline. The venting pipeline of the metering station should be led to the crude oil recovery pool. 5.2 Gathering and transportation pipelines
5.2.1 The fire prevention of the gathering and transportation pipeline engineering of the oil and gas field should be implemented in accordance with the provisions of Chapter 6 of GB50183-1993. 5.2.2 The cleaning facilities of the gas and oil pipelines should be implemented in accordance with the provisions of 3.8.7 of SYJ4-84. 5.2.3 The pipelines should be inspected regularly. The inspection should be carried out in accordance with the provisions of SY5737 and SY6186. 5.2.4 The pressure and temperature of the operating pipelines should be observed and recorded in accordance with the regulations, and timely treatment measures should be taken when abnormal conditions are found. 5.2.5 Overpressure operation of oil and gas pipelines is strictly prohibited.
5.2.6 The shutdown, planned maintenance and emergency treatment of oil pipelines of various diameters under accident conditions should be implemented in accordance with the provisions of SY/T5537 and completed within the allowed shutdown time. 5.2.7 Practical safety assurance measures should be formulated for pipeline unblocking, and baking with open flames is strictly prohibited. 6 Crude Oil Processing
6.1 Crude Oil Measurement
6.1.1 When measuring oil with a separator, it is strictly forbidden to knock or shake the glass tube. After measuring, the liquid level in the glass tube should be lowered to the bottom, and then the upper and lower valves should be closed.
6.1.2 Copper metal weights should be used for manual measurement of oil storage tanks. The inspection port of the oil storage tank should be equipped with a non-ferrous metal bushing, and the hole cover should be closed after inspection (.1.3 There should be 23 people on the tank, and they should not run or jump on the tank. It is strictly forbidden to go up when the wind is above level 5, in rainy and snowy days, thick fog or thunderstorms.
6.1.4 An explosion-proof flashlight should be used when going up the tank, and it should not be opened or closed on the tank.6.2 Crude oil dehydration
6.2.1 The design of the electric dehydrator should be carried out in accordance with the provisions of SYJ45. There should be warning signs such as "High voltage danger, no climbing", "Beware of electric shock" at the ladder entrance.6.2.2
6.2.3 The high-voltage part of the electric dehydrator should have a safety fence, the door should have a lock, and there should be an electrical interlocking automatic power-off device.6.2.4 The insulating rod should be subjected to a withstand voltage test regularly , establish a test bench account, have a pressure resistance certificate, 6.2.5 The high-voltage part should be inspected once a year, and the plates should be replaced in time. 6.2.6 The automatic control facilities and safety accessories of the oil-water interface of the electrochemical dehydrator should be intact and reliable. The safety valve of the dehydrator should be inspected and maintained regularly to ensure reliable performance.
6.2.7 Before the dehydrator is put into production, a strength test and an airtightness test should be carried out as required, and the transformer should be light-discharged before maintenance. All maintenance work on the dehydrator should be shut down, the fuse should be removed and the sign should be hung. Before supplying power, the gas in the dehydrator should be discharged cleanly, and a comprehensive inspection should be carried out before supplying power. 4
6.3 Crude oil stabilization
6.3.1 The stabilization device should not operate at overtemperature or overpressure. SY/ T 63201997
6.3.2 The compressor startup and emergency shutdown safety interlock devices should be intact and reliable. 6.3.3 The compressor and pipelines should have reliable anti-static grounding devices. 6.3.4 The compressor suction pipe should have reliable measures to prevent air from entering. 6.3.5 The compressor room should have forced ventilation facilities. 6.3.6 The compressor room should have a "beware of explosion" safety sign. 6.4 Treatment of waste oil and sewage
6.4.1 The electrical explosion-proof level of the waste oil and sewage room should be implemented in accordance with the provisions of GB50183 and GB50058. 6.4.2 The waste oil tank should have high and low liquid level automatic alarm devices. 6.4.3 Automatic devices should be used for dosing.
6.4.4 Forced ventilation facilities should be set up for dosing. 6.4.5 Treatment of oily sewage The flotation machine should be reliably grounded, and the grounding resistance should be less than 1002. The outside of the flotation machine The exposed rotating parts should be equipped with protective covers. 6.5 Oil pump room
6.5.1 Before the valve of the outlet pipe section of positive displacement pumps such as electric reciprocating pumps, screw pumps and gear pumps: a safety valve (except for those with safety valves) and pressure relief and interlocking protection devices should be installed. 6.5.2 Inflammable and explosive items should not be stored in the pump room. 6.5.3 A firewall should be set between the pump and the non-explosion-proof motor. 6.5.4 When a large leak occurs and an emergency shutdown is required: the motor control power supply should be cut off in the low-voltage distribution room first. 7 Natural gas processing
7.1 Natural gas metering
Newly installed flow meters should use non-ride type. When using and calibrating the flow meters in use, there should be reliable measures to prevent mercury poisoning of operators.
7.2 Natural gas compressor room
7.2.1 The suction port of the compressor should have measures to prevent air from entering. 7.2.2 Each level of the compressor inlet should be equipped with a condensate separator or mechanical impurity filter. The separator should have drainage, liquid level control, high liquid level alarm and venting facilities.
7.2.3 The compressor should have a reliable anti-static device. 7.2.4 The compressor startup and emergency shutdown safety interlock device should be intact. 7.2.5
The transmission between the compressor and the power machine should be connected by a protective coupling or a V-belt. The compressor room should adopt an open building structure. When a non-dispersed structure is used, a combustible gas stop detection alarm device should be installed. Drum over 7.2.6
Concentration emergency cut-off interlock device. The bottom of the machine room should be designed and installed with explosion-proof forced ventilation devices, doors and windows open outwards, and have sufficient wind and pressure relief areas.
7.2.7 The cable trench between the compressors should be buried with gravel and should be closely separated from the cable trench between the power distribution rooms. 7.2.8 The gas pipelines between the compressors should be laid on the ground and have inspection points for regular inspection. 7.2.9 The compressor room should have clear safety signs such as "Beware of Explosion" and patrol inspection points and inspections. 7.2.10 Before installing or overhauling the compressor system, the pumps, pipelines, containers, and devices should be replaced with nitrogen in the system. The replacement speed should not exceed 5ms. When sampling and analyzing at the gas discharge port and the overhaul location, the oxygen content should not exceed 2%. Reliable measures should be taken to prevent air from entering the system during normal operation. 7.2.11 After the compressor is started, the operator should closely monitor the temperature, pressure, and working condition changes. Normal operation should be resumed after 20 minutes. During operation, regular inspections should be conducted: the oil and water in the cooler and separator should be released in time. 1 5
7.3 Natural gas dehydration
SY/ T 6320-1997
7.3.1 The design of natural gas dehydration should be carried out in accordance with the provisions of SY/T 0076. 7.3.2 A separator should be installed before the natural gas raw gas enters the dehydrator. 7.3.3 A safety valve should be installed before the cut-off valve on the outlet pipeline of the natural gas positive displacement compressor and pump. 7.3.4 The natural gas adsorption dehydrator itself may not be equipped with a safety valve, but a safety valve should be installed on the pipeline before the raw gas enters the dehydrator and after the cut-off valve.
7.3.5 In the natural gas dehydration system, a full-opening safety valve should be used for gas, and a micro-opening safety valve should be used for liquid. The safety valve spring should have reliable anti-corrosion performance or necessary anti-corrosion protection measures. 7.4 Natural gas desulfurization and tail gas treatment
7.4.1 Acidic natural gas should be desulfurized and dehydrated. For acidic natural gas far away from the natural gas processing plant, free water may be generated during pipeline transportation. In this case, dehydration can be carried out first and then desulfurization. 7.4.2 When using chemical agents in the process of natural gas processing and transportation, the relevant safety technical operating procedures and management requirements should be strictly implemented, and measures such as anti-freezing, anti-poisoning and anti-chemical injury should be implemented. 7.4.3 The production area should have an emergency room and be equipped with the necessary tools and supplies for anti-poisoning and anti-injury. The operating personnel should have the necessary safety knowledge and master the methods of emergency treatment. 7.4.4 Sulfur recovery, tail gas treatment and other devices should be equipped with fluorine gas protection systems. 7.4.5 When equipment containers and pipelines are in direct contact with high-temperature hydrogen sulfide and sulfur vapor, measures should be taken to prevent high-temperature sulfidation corrosion. When in contact with sulfur dioxide, the metal wall temperature should be controlled to prevent acid condensation corrosion. 7.4.6 The desulfurization solution system should be equipped with a filter. The main pipeline of raw gas entering the desulfurization device and the regeneration tower should be equipped with safety valves. Connect the special pressure-resistant pipeline to the torch for empty combustion.
7.4.7 A fire-extinguishing steam pipe should be installed above the highest liquid level of the liquid sulfur storage tank. Fire dikes and corresponding fire-fighting facilities should be set up around the storage tank. 7.4.8 Sulfur-containing wastewater should be stripped in advance, and mixed oily wastewater should be sent to the water treatment device for treatment. Unqualified wastewater shall not be discharged.
7.4.9 When working in sulfur-containing containers, in addition to implementing the safety requirements for oil and gas storage tanks, toxic gas tests should also be carried out. When the hydrogen sulfide content exceeds the safety critical concentration, protective equipment should be worn, and at least two people should work together, and two people should cooperate outside to rescue each other. 7.4.10 Natural gas and tail gas condensate should be fully recovered. Condensate safety management should be carried out in accordance with the provisions of SY5719. 8 Storage
8.1 Oil storage tank
8.1.1 After the completion of the oil tank, it should be accepted by the safety, fire and other relevant departments before it can be put into production. 8.1.2 The breathing valve, flame arrester and hydraulic safety valve of the oil storage tank shall be implemented in accordance with the provisions of SY/T0511, SY/I0512 and SY/T0525.1. The breathing valve and the pressure safety valve base should be equipped with a flame arrester, and the flame arrester should be checked at least once a season. The breathing valve and hydraulic safety valve should be checked at least twice in winter. The opening of the atmospheric pressure storage tank container of Class A and Class B liquids to the atmosphere should be equipped with a flame arrester. 8.1.3 The liquid level detection of the oil storage tank should adopt an automatic monitoring liquid level system, and a special person should be in charge when draining water. 8.1.4 In order to prevent the overflow and filtration of the oil storage tank, the oil filling volume should be within the safe liquid level, and a high and low liquid level alarm device should be set separately. The oil inlet and outlet pipelines of oil storage tanks above 5000m should be equipped with flexible hose compensators. 8.1.5
The floating roof of the floating tank and the tank wall should be connected by two soft copper wires with a cross-sectional area of not less than 25mm~. 8.1.6
Before the completion and commissioning of the floating roof tank and before the maintenance and commissioning, the floating ship should be tested for at least two take-off and landing tests, and it can be used only after passing the test. 8.1.7
8.1.8 The oil storage tank should have lightning protection and anti-static grounding devices. The grounding point should be set at least one every 30m around the bottom of the tank. There should be no less than two grounding points for a single tank: the grounding resistance should not be greater than 102. Before the annual thunderstorm season, it should be inspected and filed. 8.1.9 The top of the oil storage tank of 1000m and above should have a portable fire extinguisher, a famous quilt or a seaweed mat. 8.1.10 The cross-line of the tank top valve body flange should be connected in good condition with soft copper wire. 8.1.11 The fire protection facilities, equipment and management of oil storage tanks shall be implemented in accordance with the provisions of Chapter 1216
8.2 Oil tank area
SY/T 63201997
8.2.1 Fire prevention shall be implemented in accordance with the provisions of SY0075 and kept intact8.2.2 Valves shall be numbered and labeled, and locked when necessary. 8.2.3 No trees shall be planted between the fire dike and the fire road8.2.4 There shall be no weeds, oil pollution, or combustibles in the fire dike. 8.2.5 The drainage system of the oil tank area shall be equipped with a water seal well, and the drainage pipe shall be equipped with a valve outside the fire dike. 8.2.6 Explosion-proof electrical equipment shall be installed above the oil tank area. Overhead power lines shall not pass through the oil tank area: when passing on one side, the distance from the fire dike shall be no less than 1.5 times the height of the pole. 8.3 Storage of natural gas, liquefied petroleum gas and natural gas condensate 8.3.1 Gas tanks should be equipped with upper and lower capacity marks. The upper limit height is 85% of the designed volume height of the gas tank, and the lower limit height is 15% of the designed volume height. The liquid level of the gas tank should be below 23 of the upper limit height before thunder. 8.3.2 Strengthen the use and maintenance of gas tanks. The water level in the water tank should be kept at a normal level. In winter, there should be insulation and anti-freezing measures. 8.3.3 Liquid storage tanks should be equipped with emergency venting, safety pressure relief facilities, liquid level gauges, and high and low liquid level alarm devices. 8.3.4 Liquid storage tanks should be equipped with safety valves, thermometers, and pressure gauges, and used within the validity period of the calibration. 8.3.5 Liquid storage tanks should have sun protection or spraying devices. 8.3.6 The liquid storage tank area should have a conspicuous "No Fireworks" safety sign. 8.3.7 Liquefied petroleum gas and natural gas condensate storage tanks shall not be arranged in the same group as other Class A and Class B liquid storage tanks. 8.3.8 The liquid storage tank area should be equipped with a non-combustible solid protective wall with a height of 1m, and a flammable gas leakage alarm device should be installed inside the protective wall. 8.3.9 When the volume of liquefied petroleum gas or natural gas condensate storage tank is greater than or equal to 50m, a remote control valve and an automatic closing valve should be installed on its liquid phase outlet pipeline, and a one-way valve should be installed on the liquid phase inlet pipeline. A water pipe joint should be reserved at the bottom of the tank. 8.3.10 Liquefied petroleum gas and natural gas condensate All gaskets of the liquid phase inlet and outlet valves of the storage tank should be spiral wound gaskets or metal-coated asbestos gaskets.
8.4 Sulfur storage
8.4.1. Liquid sulfur storage should be degassed (H, S). There should be a fire escape between the storage tank and the sulfur forming plant. 8.4.2 Liquid sulfur storage tanks should have closed protective walls built with non-combustible materials. The wall height should be 1m. The wall volume should not be less than the capacity of the largest liquid sulfur storage tank, and the net distance from the inside of the wall to the tank wall should not be less than 2ml. 8.4.3 Solid sulfur warehouses should be single-story buildings and should be equipped with fire alarm systems. Each warehouse The total area should not exceed 20001m2, and a fireproof partition wall should be installed in the warehouse, and the total area within the fireproof partition wall should not exceed 5001m2. When the warehouse is arranged adjacent to the sulfur forming plant, a fireproof wall should be installed.
8.4.4 A fixed steam fire extinguishing system should be installed in the liquid sulfur storage tank, and the fire extinguishing steam should be drawn from the top of the steam main pipe with a saturated steam pressure of no more than 1MPa.
9 Loading and unloading
9.1 Truck loading and unloading
9,1,1 Tank truck drivers and escorts should undergo safety and technical training and obtain an operating license issued by the competent authority. 9.1.2 Tank trucks There should be obvious "dangerous goods" signs and drive along the designated route. The loading and unloading platform should have a "No Fireworks" safety sign and a "Safety Instructions for Oil Loading (Unloading)" sign.
9.1.3 The site should be flat and free of oil stains.
Vehicles to be loaded and unloaded and non-operating vehicles should be parked outside the fence. 9.1.5
The vehicle should be equipped with a flame arrester, two fire extinguishers and a static conductive rubber mopping belt at the rear of the tanker. Mopping chains are prohibited. 9.1.6
The oil loading bridge should be built with non-combustible materials.
The oil loading crane pipe should use a special rubber hose with copper wire and extend to the bottom of the oil tank. 9.1.7
The loading personnel shall load the oil products after the vehicle is turned off. SY/ T 6320-1997
9.1.9 The vehicle driver shall not inspect the vehicle during loading and unloading. 9.1.10 No more than two vehicles shall be filled with natural gas condensate at the same time, and the height difference between the two vehicles on the ground shall not exceed 10cm. The vehicles shall be loaded and unloaded at the same time and started at the same time during filling. The vehicle shall not be started during the filling process. Before starting the vehicle, a portable flammable alarm shall be used to check the surrounding flammable gas content. The vehicle can only be started after confirming that it is qualified. 9.1.11 For vehicles filled with natural gas condensate, the filling volume shall not exceed 85% of the tank capacity of the tank truck. 9.1.12 There shall be an electrostatic grounding active wire in the loading and unloading area, and it shall be used during loading and unloading. 9.1.13 Lighting fixtures shall meet explosion-proof safety requirements. 9.2 Train loading
9.2.1 Before loading and unloading, the top cover, pedal, cover ring, bottom valve crane pipe and track of the tank car should be inspected for safety. Only after they are confirmed to be qualified can the operation be carried out.
9.2.2 The main exits should have eye-catching "No fireworks" safety signs. The two sides of the trestle (starting from the outer rail of the railway) and the two ends (starting from the first pillar) within 20m are "no fireworks zone". 9.2.3 The railway in the bridge section should use sleepers made of non-combustible materials. 9.2.4 When picking up and dropping off tank cars, the locomotive should tow an isolation car as required: 9.2.5 During loading and unloading, the locomotive head should not enter the "no fireworks zone". 9.2.6 The loading and unloading oil pipes should be equipped with an emergency shut-off valve that is easy to operate. The distance between the valve and the train loading and unloading oil platform should not be less than 10ml. 9.2.7 The distance between the platform and other railways in the station and the road should comply with the provisions of 5.4.4 of GB50183-1993. 9.2.8 The trestle and the ground should be free of oil stains, no flammable materials should be stored, and the roads should be kept unobstructed. 9.2.9 There should be sufficient explosion-proof lighting facilities for night operations, and explosion-proof Explosion flashlight. The signal lights for locomotives entering and leaving the station should be kept intact. 9.2.10 The electrical equipment and facilities on the trestle should be explosion-proof. 9.2.11 Each rail connection of the trestle and the flange of the crane pipe should be bridged by two metal wires with a diameter of not less than 5mm, and a grounding point should be set every 200m.
9.2.12 The loading and unloading crane pipe should use a special static conductive hose with copper wire: the pipe end should be connected to the grounding electrode with a soft copper wire with a diameter of not less than 4m1. The crane pipe shall not be heated with an open flame in winter. 9.2.13 The anti-static grounding resistance should be measured once a season: the electrical attached value should not be greater than 1099.2.14 Static conductive devices should be installed on both sides of the loading and unloading platform. The loaders and unloaders should touch the static conductive device when going up the platform to conduct away the static electricity. 9.2.15 Switch the cover of the crude oil tank car, the lifting and lowering sleeve and hose and When checking the oil unloading pipe, it should be opened and closed gently. 9.2.16 During tank truck loading and unloading operations, one loading and unloading personnel can only be responsible for two tank trucks at a time. 9.2.17 The temperature of crude oil loading shall not exceed the specified value, the flow rate shall be controlled below 3-4m/s, the pressure shall not exceed 0.15MPa, and the pipe shall be inserted into the bottom of the tank truck.
9.2.18 During loading and unloading, high-pressure steam shall not be used to blow away oil stains on the oil truck and pier. Prevent sparks caused by static electricity 9.2.19 Oil products should not be loaded and unloaded during thunderstorms and strong winds of level 5 or above. 9.3 Wharf loading and unloading
9.3.1 Oil wharves are classified according to the deadweight tonnage of the barges being built. The classification is shown in Table 1. 9.3.2 The site selection of the oil wharf and the safety distance from other adjacent wharves or buildings and structures shall comply with the provisions of GBJ74-84. 6, Section 2.
9.3.3 The fire protection distance between Class A and Class B oil terminals and open flames and spark-emitting places on land should be no less than 40m. 9.3.4 The oil terminal should be equipped with safety barriers in the direction of the shore if necessary, and the production area does not need to be equipped with additional barriers. 9.3.5 The construction materials of the oil terminal should be non-combustible materials (except for glare protection facilities). 9.3.6 The terminal that berths oil tankers that need to discharge ballast water or tank washing water should be equipped with facilities for receiving ballast water or tank washing water. 9.3.7
The valves of the oil pipeline on the oil terminal should be steel valves. Emergency shut-off valves should be installed at appropriate locations on the shore of the oil pipeline. 9.3.8 The oil terminal should be equipped with an anti-static grounding device for the oil tanker to cross-connect, and this grounding device should be connected to the static grounding device of the oil loading and unloading equipment on the terminal.
SY/ T 6320-1997
Table 1 Classification of oil terminals
3000~10000
1000～3000
9.3.9 Personnel entering oil tankers should touch the static conductive device 9.3.10 Oil terminals should be equipped with obvious red light signals. 9.3.11 When rubber hoses are used for operation at oil terminals, overpressure protection devices should be installed. 9.3.12 The explosion-proof performance of electrical equipment at oil terminals and oil tankers should be intact and reliable. Inland rivers
1000~5000
100～<1000
9.3.13 Oil terminals and oil tankers should be equipped with a considerable number of fire-fighting equipment and facilities. The first-level oil terminal for loading and unloading Class A and Class B oil products should be equipped with 2 to 3 tugboats and fire-fighting boats; the second-level oil terminal for loading and unloading Class A and Class B oil products and Class C products should be equipped with 1 to 2 tugboats and fire-fighting boats as safety auxiliary equipment for oil terminal production. 10 Pressure vessels, oilfield special containers and heating furnaces 10.1 Equipment
10.1.1 The use and management of pressure vessels shall be carried out in accordance with the provisions of the "Regulations on Safety Technical Supervision of Pressure Vessels" 10.1.2 The use and management of special oil containers shall be carried out in accordance with the provisions of SY5845. 10.1.3 The use, management, inspection and scrapping of heating furnaces shall be carried out in accordance with the provisions of SY0031. 10,1.4
Equipment should be fixed firmly, the rope should be complete and tight, the fire hole, air regulator and emergency air valve should be in good condition and intact. 10.2 Safety accessories
Safety valves should be sealed, complete and sensitive, inspected once a year, and there should be inspection records. 10.2.2F
Explosion-proof doors and explosion-proof membranes should be intact.
Pressure gauges should be intact, inspected every six months, and have calibration labels. The dial should be marked with a red line. The level gauge should be intact and the valve should not leak. 10.2.4
10.2.5The heating furnace should be equipped with safety protection devices such as burner fire extinguishing and over-temperature alarm. 10.3 Operation
Operators should strictly follow the safety technical operating procedures. 10.3.2 Inspections should be carefully carried out before and during operation. 10.3.3 The temperature difference of the crude oil out of the parallel furnace tubes should not be greater than the specified value to avoid flow. 10.3.4 If the heating furnace is found to be extinguished, the fuel inlet valve should be closed in time, and the cause should be found and the fault should be eliminated. Before re-lighting the furnace, the furnace should be purged at the specified time.
11 Power supply and distribution
11.1-level oil and gas gathering and transportation plants (stations) should adopt dual power supply mode 11.2 The distribution room should be equipped with emergency lighting, the door should open outwards and can be closed automatically, and natural lighting windows that cannot be opened should be used. The capacitor room should be well ventilated:
11.3 There should be no water accumulation in the cable trench, and the trench should be blocked. 11.4 The direction of electrical equipment and lines should be reasonable, the conductor selection and line laying should comply with the safety regulations of the station, and the lines should be free of aging, damage and bare 911 Two metal wires with a diameter of not less than 5mm should be used to cross-connect each rail connection of the trestle and the flange of the crane pipe, and a grounding point should be set every 200m.
9.2.12 Special static conductive hoses with copper wires should be used for loading and unloading oil crane pipes: the pipe ends should be connected to the grounding electrode with a soft copper wire with a diameter of not less than 4m1. The crane pipes shall not be heated with open flames in winter. 9.2.13 The anti-static grounding resistance should be measured once a season: the electric value should not be greater than 1099.2.14 Static conductive devices should be installed on both sides of the loading and unloading platform. The loaders and unloaders should touch the static conductive devices when going up the platform to conduct away the static electricity. 9.2.15 When opening and closing the cover of the crude oil tanker, lifting and lowering the casing and hose, and checking the unloading pipe, they should be opened and closed gently. 9.2.16 During the loading and unloading operation of the tanker, one loading and unloading personnel can only be responsible for two tankers at a time. 9.2.17 The temperature of crude oil loading shall not exceed the specified value, the flow rate shall be controlled below 3-4m/s, the pressure shall not exceed 0.15MPa, and the pipe shall be inserted into the bottom of the oil tanker.
9.2.18 During loading and unloading, high-pressure steam shall not be used to purge the oil on the oil truck and the pier. Prevent sparks due to static electricity 9.2.19 Oil products shall not be loaded and unloaded during thunderstorms and strong winds above level 5. 9.3 Loading and unloading at the wharf
9.3.1 The oil wharf is classified according to the deadweight tonnage of the barges. The classification is shown in Table 1. 9.3.2 The site selection of the oil wharf and the safe distance from other adjacent wharves or buildings and structures shall comply with the provisions of Chapter 6, Section 2 of GBJ74-84.
9.3.3 The fire protection distance between the wharf for loading and unloading Class A and Class B oil products and the land open flames and sparks shall not be less than 40m. 9.3.4 Oil terminals should be equipped with safety barriers in the direction of the shore as needed, but production areas do not need to be equipped with additional barriers. 9.3.5 The construction materials of oil terminals should be non-combustible materials (except for glare protection facilities). 9.3.6 Terminals that berth oil tankers that need to discharge ballast water or tank washing water should be equipped with facilities for receiving ballast water or tank washing water. 9.3.7
The valves of the oil pipelines on the oil terminals should be steel valves. Emergency shut-off valves should be installed at appropriate locations on the shore of the oil pipelines. 9.3.8 The oil terminal should be equipped with an anti-static grounding device for the oil tanker to cross-connect, and this grounding device should be connected to the static grounding device of the oil loading and unloading equipment on the terminal.
SY/ T 6320-1997
Table 1 Classification of oil terminals
3000~10000
1000～3000
9.3.9 Personnel entering oil tankers should touch the static conductive device 9.3.10 Oil terminals should be equipped with obvious red light signals. 9.3.11 When rubber hoses are used for operation at oil terminals, overpressure protection devices should be installed. 9.3.12 The explosion-proof performance of electrical equipment at oil terminals and oil tankers should be intact and reliable. Inland rivers
1000~5000
100～<1000
9.3.13 Oil terminals and oil tankers should be equipped with a considerable number of fire-fighting equipment and facilities. The first-level oil terminal for loading and unloading Class A and Class B oil products should be equipped with 2 to 3 tugboats and fire-fighting boats; the second-level oil terminal for loading and unloading Class A and Class B oil products and Class C products should be equipped with 1 to 2 tugboats and fire-fighting boats as safety auxiliary equipment for oil terminal production. 10 Pressure vessels, oilfield special containers and heating furnaces 10.1 Equipment
10.1.1 The use and management of pressure vessels shall be carried out in accordance with the provisions of the "Regulations on Safety Technical Supervision of Pressure Vessels" 10.1.2 The use and management of special oil containers shall be carried out in accordance with the provisions of SY5845. 10.1.3 The use, management, inspection and scrapping of heating furnaces shall be carried out in accordance with the provisions of SY0031. 10,1.4
Equipment should be fixed firmly, the rope should be complete and tight, the fire hole, air regulator and emergency air valve should be in good condition and intact. 10.2 Safety accessories
Safety valves should be sealed, complete and sensitive, inspected once a year, and there should be inspection records. 10.2.2F
Explosion-proof doors and explosion-proof membranes should be intact.
Pressure gauges should be intact, inspected every six months, and have calibration labels. The dial should be marked with a red line. The level gauge should be intact and the valve should not leak. 10.2.4
10.2.5The heating furnace should be equipped with safety protection devices such as burner fire extinguishing and over-temperature alarm. 10.3 Operation
Operators should strictly follow the safety technical operating procedures. 10.3.2 Inspections should be carefully carried out before and during operation. 10.3.3 The temperature difference of the crude oil out of the parallel furnace tubes should not be greater than the specified value to avoid flow. 10.3.4 If the heating furnace is found to be extinguished, the fuel inlet valve should be closed in time, and the cause should be found and the fault should be eliminated. Before re-lighting the furnace, the furnace should be purged at the specified time.
11 Power supply and distribution
11.1-level oil and gas gathering and transportation plants (stations) should adopt dual power supply mode 11.2 The distribution room should be equipped with emergency lighting, the door should open outwards and can be closed automatically, and natural lighting windows that cannot be opened should be used. The capacitor room should be well ventilated:
11.3 There should be no water accumulation in the cable trench, and the trench should be blocked. 11.4 The direction of electrical equipment and lines should be reasonable, the conductor selection and line laying should comply with the safety regulations of the station, and the lines should be free of aging, damage and bare 911 Two metal wires with a diameter of not less than 5mm should be used to cross-connect each rail connection of the trestle and the flange of the crane pipe, and a grounding point should be set every 200m.
9.2.12 Special static conductive hoses with copper wires should be used for loading and unloading oil crane pipes: the pipe ends should be connected to the grounding electrode with a soft copper wire with a diameter of not less than 4m1. The crane pipes shall not be heated with open flames in winter. 9.2.13 The anti-static grounding resistance should be measured once a season: the electric value should not be greater than 1099.2.14 Static conductive devices should be installed on both sides of the loading and unloading platform. The loaders and unloaders should touch the static conductive devices when going up the platform to conduct away the static electricity. 9.2.15 When opening and closing the cover of the crude oil tanker, lifting and lowering the casing and hose, and checking the unloading pipe, they should be opened and closed gently. 9.2.16 During the loading and unloading operation of the tanker, one loading and unloading personnel can only be responsible for two tankers at a time. 9.2.17 The temperature of crude oil loading shall not exceed the specified value, the flow rate shall be controlled below 3-4m/s, the pressure shall not exceed 0.15MPa, and the pipe shall be inserted into the bottom of the oil tanker.
9.2.18 During loading and unloading, high-pressure steam shall not be used to purge the oil on the oil truck and the pier. Prevent sparks due to static electricity 9.2.19 Oil products shall not be loaded and unloaded during thunderstorms and strong winds above level 5. 9.3 Loading and unloading at the wharf
9.3.1 The oil wharf is classified according to the deadweight tonnage of the barges. The classification is shown in Table 1. 9.3.2 The site selection of the oil wharf and the safe distance from other adjacent wharves or buildings and structures shall comply with the provisions of Chapter 6, Section 2 of GBJ74-84.
9.3.3 The fire protection distance between the wharf for loading and unloading Class A and Class B oil products and the land open flames and sparks shall not be less than 40m. 9.3.4 Oil terminals should be equipped with safety barriers in the direction of the shore as needed, but production areas do not need to be equipped with additional barriers. 9.3.5 The construction materials of oil terminals should be non-combustible materials (except for glare protection facilities). 9.3.6 Terminals that berth oil tankers that need to discharge ballast water or tank washing water should be equipped with facilities for receiving ballast water or tank washing water. 9.3.7
The valves of the oil pipelines on the oil terminals should be steel valves. Emergency shut-off valves should be installed at appropriate locations on the shore of the oil pipelines. 9.3.8 The oil terminal should be equipped with an anti-static grounding device for the oil tanker to cross-connect, and this grounding device should be connected to the static grounding device of the oil loading and unloading equipment on the terminal.
SY/ T 6320-1997
Table 1 Classification of oil terminals
3000~10000
1000～3000
9.3.9 Personnel entering oil tankers should touch the static conductive device 9.3.10 Oil terminals should be equipped with obvious red light signals. 9.3.11 When rubber hoses are used for operation at oil terminals, overpressure protection devices should be installed. 9.3.12 The explosion-proof performance of electrical equipment at oil terminals and oil tankers should be intact and reliable. Inland rivers
1000~5000
100～<1000
9.3.13 Oil terminals and oil tankers should be equipped with a considerable number of fire-fighting equipment and facilities. The first-level oil terminal for loading and unloading Class A and Class B oil products should be equipped with 2 to 3 tugboats and fire-fighting boats; the second-level oil terminal for loading and unloading Class A and Class B oil products and Class C products should be equipped with 1 to 2 tugboats and fire-fighting boats as safety auxiliary equipment for oil terminal production. 10 Pressure vessels, oilfield special containers and heating furnaces 10.1 Equipment
10.1.1 The use and management of pressure vessels shall be carried out in accordance with the provisions of the "Regulations on Safety Technical Supervision of Pressure Vessels" 10.1.2 The use and management of special oil containers shall be carried out in accordance with the provisions of SY5845. 10.1.3 The use, management, inspection and scrapping of heating furnaces shall be carried out in accordance with the provisions of SY0031. 10,1.4
Equipment should be fixed firmly, the rope should be complete and tight, the fire hole, air regulator and emergency air valve should be in good condition and intact. 10.2 Safety accessories
Safety valves should be sealed, complete and sensitive, inspected once a year, and there should be inspection records. 10.2.2F
Explosion-proof doors and explosion-proof membranes should be intact.
Pressure gauges should be intact, inspected every six months, and have calibration labels. The dial should be marked with a red line. The level gauge should be intact and the valve should not leak. 10.2.4
10.2.5The heating furnace should be equipped with safety protection devices such as burner fire extinguishing and over-temperature alarm. 10.3 Operation
Operators should strictly follow the safety technical operating procedures. 10.3.2 Inspections should be carefully carried out before and during operation. 10.3.3 The temperature difference of the crude oil out of the parallel furnace tubes should not be greater than the specified value to avoid flow. 10.3.4 If the heating furnace is found to be extinguished, the fuel inlet valve should be closed in time, and the cause should be found and the fault should be eliminated. Before re-lighting the furnace, the furnace should be purged at the specified time.
11 Power supply and distribution
11.1-level oil and gas gathering and transportation plants (stations) should adopt dual power supply mode 11.2 The distribution room should be equipped with emergency lighting, the door should open outwards and can be closed automatically, and natural lighting windows that cannot be opened should be used. The capacitor room should be well ventilated:
11.3 There should be no water accumulation in the cable trench, and the trench should be blocked. 11.4 The direction of electrical equipment and lines should be reasonable, the conductor selection and line laying should comply with the safety regulations of the station, and the lines should be free of aging, damage and bare 92F
Explosion-proof doors and explosion-proof membranes should be intact.
Pressure gauges should be intact, inspected every six months, and have calibration labels. The dial should be marked with a red line. The level gauge should be intact, and the valve should not leak. 10.2.4
10.2.5 The heating furnace should be equipped with safety protection devices such as burner fire extinguishing and over-temperature alarm. 10.3 Operation
Operators should strictly follow the safety technical operating procedures. 10.3.2 Inspections should be carefully carried out before and during operation. 10.3.3 The temperature difference of crude oil out of the parallel furnace tubes should not be greater than the specified value to avoid flow. 10.3.4 If the heating furnace is found to be extinguished, the fuel inlet valve should be closed in time, and the cause should be found and the fault should be eliminated. Before re-igniting the furnace, the furnace should be purged at the specified time.
11 Power supply and distribution
11.1-level oil and gas gathering and transportation plants (stations) should adopt dual power supply mode 11.2 The distribution room should be equipped with emergency lighting, the door should open outwards and can be closed automatically, and natural lighting windows that cannot be opened should be used. The capacitor room should be well ventilated:
11.3 There should be no water accumulation in the cable trench, and the trench should be blocked. 11.4 The direction of electrical equipment and lines should be reasonable, the conductor selection and line laying should comply with the safety regulations of the station, and the lines should be free of aging, damage and bare 92F
Explosion-proof doors and explosion-proof membranes should be intact.
Pressure gauges should be intact, inspected every six months, and have calibration labels. The dial should be marked with a red line. The level gauge should be intact, and the valve should not leak. 10.2.4
10.2.5 The heating furnace should be equipped with safety protection devices such as burner fire extinguishing and over-temperature alarm. 10.3 Operation
Operators should strictly follow the safety technical operating procedures. 10.3.2 Inspections should be carefully carried out before and during operation. 10.3.3 The temperature difference of crude oil out of the parallel furnace tubes should not be greater than the specified value to avoid flow. 10.3.4 If the heating furnace is found to be extinguished, the fuel inlet valve should be closed in time, and the cause should be found and the fault should be eliminated. Before re-igniting the furnace, the furnace should be purged at the specified time.
11 Power supply and distribution
11.1-level oil and gas gathering and transportation plants (stations) should adopt dual power supply mode 11.2 The distribution room should be equipped with emergency lighting, the door should open outwards and can be closed automatically, and natural lighting windows that cannot be opened should be used. The capacitor room should be well ventilated:
11.3 There should be no water accumulation in the cable trench, and the trench should be blocked. 11.4 The direction of electrical equipment and lines should be reasonable, the conductor selection and line laying should comply with the safety regulations of the station, and the lines should be free of aging, damage and bare 9
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