This specification is applicable to the design of new construction, expansion and joint construction of gas filling stations (hereinafter referred to as joint construction stations) with working pressure of liquefied petroleum gas not exceeding 2.5MPa (gauge pressure) and ambient temperature of -40～50℃, working pressure of natural gas not exceeding 25.0MPa (gauge pressure) and ambient temperature of -40～50℃, gas filling stations with working pressure ...

Engineering Construction Standard Full-text Information System
Industry Standard of the People's Republic of China
Technical Code for Automobile Gas Filling Station
CJJ84—2000
J22—2000
2000Beijing
Engineering Construction Standard Full-text Information System
Engineering Construction Standard Full-text Information System
Industry Standard of the People's Republic of China
Technical Code for Automobile
Gas Filling Station
CJJ84—-2000
Editor: China Municipal Engineering North China Design Institute Approval Department: Ministry of Construction of the People's Republic of China Implementation Date: 2000 July 1
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Notice on the Release of the Industry Standard "Technical Specifications for Automobile Gas Filling Stations"
Jianbiao [2000] No. 83
According to the requirements of the Ministry of Construction's "Notice on Issuing the 1998 Engineering Construction Urban Construction and Construction Industry Standard Formulation and Revision Project Plan" (Jianbiao [1998] No. 59), the "Technical Specifications for Automobile Gas Filling Stations" edited by China Municipal Engineering North China Design Institute has been reviewed and approved as a mandatory industry standard, with the number CJUJ84-2000, and will be implemented from July 1, 2000.
This standard is managed by China Municipal Engineering North China Design Institute, the technical unit responsible for urban gas standards of the Ministry of Construction, and is responsible for the specific interpretation of China Municipal Engineering North China Design Institute. The Standard and Quota Research Institute of the Ministry of Construction organizes the China Building Industry Press to publish it. Ministry of Construction of the People's Republic of China
April 19, 2000
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Engineering Construction Standards Full Text Information System
According to the requirements of the Ministry of Construction's Construction Standard [1998] No. 59 document, the standard drafting group has formulated this specification on the basis of in-depth investigation and research, careful summary of practical experience, reference to foreign advanced standards, and extensive solicitation of opinions.
The main contents of this specification are: 1. General provisions; 2. Terminology; 3. Gas quality; 4. Gas station classification and site selection; 5. Main facilities of liquefied petroleum gas filling stations; 6. Main facilities of compressed natural gas filling stations; 7. Supporting facilities of gas filling stations; 8. Construction and acceptance, etc.
This specification is managed by the China Municipal Engineering North China Design Institute, the technical unit responsible for urban gas standards of the Ministry of Construction, and the main editing unit is authorized to be responsible for specific interpretation. The main editor of this code: China Municipal Engineering North China Design Institute The participating editors of this code: Shanghai Public Utilities Bureau Guangzhou Public Utilities Bureau
Shenzhen Gas Group Co., Ltd.
Zhuhai Gas Group Co., Ltd.
Tianjin Liquefied Gas Group Co., Ltd.
Beijing Liquefied Gas Company
Chengdu Gas Industry Company
Changsha Liquefied Petroleum Gas Corporation
Shanghai Volkswagen Co., Ltd.
Shanghai Energy and Chemical Industry Corporation
The main drafters of this specification: Deng Yuanxu
Gao Xingxi
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Wu Guoqi
Chen Guanghua
Yu Jixing
Xi Zhongkuan
Wang Yunyin
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Wu Hongsong
Shi Yeteng
Fan Kejun
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2Terms
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66606666066000060000060666066666666606666006000606666662
General terms
2.2 Terms for liquefied petroleum gas filling stations
2.3 Terms for compressed natural gas filling stations…
3 Gas quality…
3.1 Quality of liquefied petroleum gas for automobiles|| tt||3.2 Quality of compressed natural gas for automobiles
Classification of gas filling stations and site selection
General provisions
4.2 Liquefied petroleum gas filling stations
Compressed natural gas filling stations
Main facilities of liquefied petroleum gas filling stations
Design scale
Plane layout
Viewing tank device
Pumps and compressors
Tanker unloading point
Gas filling area
Pipes, pipe fittings and others
Leak detection and alarm
Main facilities of compressed natural gas filling station.
6.1 Design scale
.......
6.2 System composition and plane layout
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6.3 Natural gas introduction station pipeline and pressure regulating and metering device6.4 Desulfurization and dehydration of natural gaswww.bzxz.net
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Compression of natural gas
6.6 Gas storage device
Gas filling area
6.8 Instrumentation and control
6.9 Pipes, pipe fittings and others
Gas filling station supporting facilities
7.1 Fire protection and water supply and drainage
7.2 Electrical installation
Heating, ventilation and air conditioning
Fire protection and explosion prevention of buildings and structures
Communication and greening
Construction and inspection Acceptance
-General provisions
Inspection and acceptance of equipment and materials
Civil construction
Equipment and pipeline installation
Weld inspection
00600000
Purge and pressure test
..+.....
Electrical and instrumentation
Natural gas compressor test operation
Hydrocarbon pump test operation
Completion acceptance||t t||Explanation of terms used in this specification
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1.0.1 This specification is formulated to standardize the construction of automobile gas filling stations (hereinafter referred to as filling stations) in accordance with the requirements of safety, applicability, advanced technology, economic rationality and quality assurance.
1.0.2 This specification is applicable to the design, construction and acceptance of new, expanded and gas filling stations built together with gas stations (hereinafter referred to as combined stations) with a working pressure of not more than 2.5MPa (gauge pressure) for filling liquefied petroleum gas and an ambient temperature of -40~50℃, and a working pressure of not more than 25.0MPa (gauge pressure) for filling natural gas and an ambient temperature of -40~50℃. This specification does not apply to: gas-fueled vehicles supplying gas by changing bottles, gas supplying liquefied petroleum gas mobile filling vehicles, low-pressure airbag filling and gas supplying of natural gas vehicles, and direct filling and supplying of gas by using liquefied natural gas.
1.0.3 The setting of gas filling stations shall comply with the overall urban planning and be reasonably arranged. 1.0.4 The design of gas filling stations shall adopt advanced and mature technologies and take safety measures to prevent gas leakage.
1.0.5 The construction and installation of gas filling stations shall be carried out in accordance with the design documents. Modification of design or substitution of materials shall be confirmed by the original design unit and reported to the approval department for record. 1.0.6 In addition to implementing this specification, the design, construction and acceptance of gas filling stations shall also comply with the provisions of the relevant current national mandatory standards. Engineering Construction Standard Full-text Information System
Engineering Construction Standard Full-text Information System
2 Terms
2.1 General Terms
2.1.1 Gas-fueled vehicles fuelgasautomobile A vehicle that uses liquefied petroleum gas or compressed natural gas as fuel. 2.1.2 Pump Island
Mainly installed with gas filling machines, a platform for gas vehicles parked at the gas filling parking space to perform filling operations.
2.1.3 LPG (aNG) pump dispenser A special device that fills gas into gas cylinders of gas vehicles and is equipped with metering and pricing devices.
2.1.4 Dispenser nozzle
A special tool for manual operation that is used to directly fill gas cylinders of gas vehicles with gas by means of an auxiliary gas filling machine.
2.1.5 Flexible support flexible support To prevent the driver from driving the gas vehicle by mistake during the filling process, dragging the hose, causing the hose with plug to detach from the support, and alerting the driver to stop. 2.1.6 Breakaway coupling is installed at the outlet of the gas dispenser. Once it is pulled into two sections, the end of the section has a self-sealing function.
2.1.7 Shut of valve
The valve rotates less than one circle from fully open to fully closed and can be closed tightly. 2.1.8 Radiographic examination Radiographic examination of all butt circumferential welds and longitudinal welds of steel processing equipment and steel pipelines.
2.1.9 Pressure testpressuretest
Using liquid or gas as the medium, gradually pressurize the single equipment or system to reach the specified pressure to test the strength and tightness of the equipment or system. 2.1.10 Leakage testleakagetest
Using gas as the medium, under the design pressure, use foaming agent, color developer, gas molecule sensor or other special means to check the leakage point of the single equipment or system.
2.2 Terminology of liquefied petroleum gas filling station
2.2.1 Automobile liquefied petroleum gasautomobileLPGLiquid petroleum gas that has been processed to meet the energy standards of gas vehicles. 2.2.2Aboveground storagetankAboveground storagetankAn open-air horizontal liquefied petroleum gas storage tank with the tank body directly installed on the ground base. 2.2.3Underground storage tank undergroundstorage tank A horizontal liquefied petroleum gas storage tank directly covered with soil (fine sand) and buried underground. 2.2.4Partially underground storage tank A horizontal liquefied petroleum gas storage tank with the bottom buried underground at a depth not less than half of the tank height and completely covered with soil (fine sand).
2.2.5First stage control equipment of storage tankFirst stage control equipment of storage tank A device installed at the first stage interface of the inlet and outlet pipelines (including measuring and control instruments) of the liquefied petroleum gas storage tank to control the flow or flow direction. The first stage control device is divided into two types: built-in (inside the storage tank) and external (outside the storage tank).
2.2.6Second stage control equipment of storage tankSecond stage control equipment of storage tank
A device for controlling the flow or flow direction again when the inlet and outlet pipelines (including measuring and control instruments) of the liquefied petroleum gas storage tank are outside the storage tank. 2.3 Compressed Natural Gas Filling Station Terminology
2.3.1 Automotive Compressed Natural Gas autamobile CNG Compressed natural gas that has been processed to meet the energy standards for gas vehicles. 3
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2.3.2 Primary Filling Station A filling station that not only has the function of refueling natural gas vehicles, but can also supply compressed natural gas to substations through the on-board gas cylinder transportation system. 2.3.3 Secondary Filling Station A filling station that relies on on-board gas cylinders to transport natural gas for refueling operations. 2.3.4 Cylinders Manifold Gas Storage A method of storing compressed natural gas by concentrating and connecting gas cylinders together. 2.3.5 Vertical Piping Gas Storage A method of storing compressed natural gas by drilling a well and burying steel pipes vertically underground.
2.3.6 Pressure relief valve: A valve that limits the gas in the system to run at a certain set pressure value. 4
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3 Gas Quality
3.1 Quality of Liquefied Petroleum Gas for Automobiles
3.1.1 In addition to complying with the provisions of the current national standard "Liquefied Petroleum Gas for Automobiles" (SY7548), the quality of liquefied petroleum gas for automobiles shall also comply with the following provisions: 1. The olefin content shall be less than or equal to 5.0 (volume %); 2. The butadiene content shall be less than or equal to 0.5 (volume %); 3. The content of propane and butane shall be adjusted according to the use conditions of the region and the changes in seasonal temperature.
2 Quality of compressed natural gas for automobiles
3.2.1 The quality of natural gas introduced into the gas station shall not be lower than the Class I quality index of the current national standard "Natural Gas" (GB17820). 3.2.2 The quality of compressed natural gas for automobiles shall comply with the provisions of the current national standard "Compressed Natural Gas for Automobiles".
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Engineering Construction Standard Full Text Information System
4 Classification and site selection of gas filling stations
4.1 General provisions
The classification of liquefied petroleum gas filling stations and oil and gas combined stations shall comply with the provisions of Table 4.1.1
4.1.1-1 and Table 4.1.1-2. In the oil and liquefied petroleum gas combined station, the total volume of the liquefied petroleum gas storage tank shall not be greater than the total volume of the corresponding level of liquefied petroleum gas filling stations. Table 4.1.1-1
Classification of LPG filling stations
LPG storage tank (㎡)
Total volume
V≤20
Note: V is the total volume, and the storage tank volume in this table refers to the water volume. Table 4.1.1-2
Classification of oil and LPG combined stations
Single tank volume
Gasoline, diesel, LPG storage tank (㎡)Total volume
100<180
50<100
Note: 1. V is the total volume, and the storage tank volume in this table refers to the water volume, 2. The diesel storage tank volume is converted at 0.5.
Single tank capacity
Gasoline, diesel<50, LPG<30≤30
When LPG filling stations of different levels are built together with gas stations, their respective levels shall be determined according to their classification regulations. The classification of compressed natural gas filling stations shall comply with the provisions of Table 4.1.3. 4.1.3
Classification of compressed natural gas filling stations
Total volume of gas storage device (m)
3000V≤4000
15004 Semi-underground tank partiallyundergroundstoragetank A horizontal liquefied petroleum gas storage tank with the bottom buried underground at a depth not less than half the height of the tank and fully covered with soil (fine sand).
2.2.5 First stage control equipment of storage tank firststagecontrolequipmentof storagetank A device installed at the first stage interface of the inlet and outlet pipelines (including measuring and control instruments) of the liquefied petroleum gas storage tank to control the flow or flow direction. The first stage control device is divided into two types: built-in (inside the storage tank) and external (outside the storage tank).
2.2.6 Secondary control equipment of storage tank secondstagecontrolequipmentaf storagetank
A device for controlling the flow or flow direction again of the inlet and outlet pipelines (including measuring and control instruments) of the liquefied petroleum gas storage tank outside the storage tank. 2.3 Terminology of compressed natural gas filling stations
2.3.1 Compressed natural gas for automobiles autamobileCNG Compressed natural gas that has been processed to meet the energy standards for gas vehicles. 3
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2.3.2 Primary filling station A filling station that not only has the function of refueling natural gas vehicles, but also can supply compressed natural gas to substations through the on-board gas cylinder transportation system. 2.3.3 Secondary filling station A filling station that relies on on-board gas cylinders to transport natural gas for refueling operations. 2.3.4 Cylinders manifold gas storage A method of storing compressed natural gas by centrally connecting gas cylinders. 2.3.5 Vertical piping gas storage A method of storing compressed natural gas by drilling a well and burying steel pipes vertically underground.
2.3.6 Pressure relief valve pressure relief valve A valve that limits the gas in the system to run at a certain set pressure value. 4
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3 Gas Quality
3.1 Quality of LPG for Automobile
3.1.1 In addition to complying with the provisions of the current national standard "Liquefied Petroleum Gas for Automobile" (SY7548), the quality of LPG for automobile shall also comply with the following provisions: 1. Olefin content shall be less than or equal to 5.0 (volume %); 2. Butadiene content shall be less than or equal to 0.5 (volume %); 3. The content of propane and butane shall be adjusted according to the use conditions of the region and the changes in seasonal temperature.
2 Quality of Compressed Natural Gas for Automobile
3.2.1 The quality of natural gas introduced into the gas station shall not be lower than the Class I gas quality index of the current national standard "Natural Gas" (GB17820). 3.2.2 The quality of compressed natural gas for automobile shall comply with the provisions of the current national standard "Compressed Natural Gas for Automobile".
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Engineering Construction Standard Full Text Information System
4 Gas Station Classification and Site Selection
4.1 General Provisions
The classification of liquefied petroleum gas filling stations and oil and gas combined stations shall comply with the provisions of Table 4.1.1
4.1.1-1 and Table 4.1.1-2. In oil and liquefied petroleum gas combined stations, the total volume of liquefied petroleum gas storage tanks shall not be greater than the total volume of liquefied petroleum gas filling stations of the corresponding level. Table 4.1.1-1
Classification of liquefied petroleum gas filling stations
Liquefied petroleum gas storage tanks (㎡)
Total volume
V≤20
Note: V is the total volume. The tank volume in this table refers to the water capacity. Table 4.1.1-2
Classification of oil and liquefied petroleum gas stations
Single tank volume
Gasoline, diesel, liquefied petroleum gas storage tanks (㎡) Total volume
100<180
50<100
Note: 1. V is the total volume, the storage tank volume in this table refers to the water capacity, 2. The diesel storage tank volume is converted at 0.5.
Single tank volume
Gasoline, diesel<50, liquefied petroleum gas<30≤30
When different levels of liquefied petroleum gas filling stations are built together with gas stations, their respective levels should be determined according to their classification regulations. The classification of compressed natural gas filling stations should comply with the provisions of Table 4.1.3. 4.1.3
Classification of CNG filling stations
Total volume of gas storage device (m)
3000V≤4000
15004 Semi-underground tank partiallyundergroundstoragetank A horizontal liquefied petroleum gas storage tank with the bottom buried underground at a depth not less than half the height of the tank and fully covered with soil (fine sand).
2.2.5 First stage control equipment of storage tank firststagecontrolequipmentof storagetank A device installed at the first stage interface of the inlet and outlet pipelines (including measuring and control instruments) of the liquefied petroleum gas storage tank to control the flow or flow direction. The first stage control device is divided into two types: built-in (inside the storage tank) and external (outside the storage tank).
2.2.6 Secondary control equipment of storage tank secondstagecontrolequipmentaf storagetank
A device for controlling the flow or flow direction again of the inlet and outlet pipelines (including measuring and control instruments) of the liquefied petroleum gas storage tank outside the storage tank. 2.3 Terminology of compressed natural gas filling stations
2.3.1 Compressed natural gas for automobiles autamobileCNG Compressed natural gas that has been processed to meet the energy standards for gas vehicles. 3
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2.3.2 Primary filling station A filling station that not only has the function of refueling natural gas vehicles, but also can supply compressed natural gas to substations through the on-board gas cylinder transportation system. 2.3.3 Secondary filling station A filling station that relies on on-board gas cylinders to transport natural gas for refueling operations. 2.3.4 Cylinders manifold gas storage A method of storing compressed natural gas by centrally connecting gas cylinders. 2.3.5 Vertical piping gas storage A method of storing compressed natural gas by drilling a well and burying steel pipes vertically underground.
2.3.6 Pressure relief valve pressure relief valve A valve that limits the gas in the system to run at a certain set pressure value. 4
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3 Gas Quality
3.1 Quality of LPG for Automobile
3.1.1 In addition to complying with the provisions of the current national standard "Liquefied Petroleum Gas for Automobile" (SY7548), the quality of LPG for automobile shall also comply with the following provisions: 1. Olefin content shall be less than or equal to 5.0 (volume %); 2. Butadiene content shall be less than or equal to 0.5 (volume %); 3. The content of propane and butane shall be adjusted according to the use conditions of the region and the changes in seasonal temperature.
2 Quality of Compressed Natural Gas for Automobile
3.2.1 The quality of natural gas introduced into the gas station shall not be lower than the Class I gas quality index of the current national standard "Natural Gas" (GB17820). 3.2.2 The quality of compressed natural gas for automobile shall comply with the provisions of the current national standard "Compressed Natural Gas for Automobile".
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Engineering Construction Standard Full Text Information System
4 Gas Station Classification and Site Selection
4.1 General Provisions
The classification of liquefied petroleum gas filling stations and oil and gas combined stations shall comply with the provisions of Table 4.1.1
4.1.1-1 and Table 4.1.1-2. In oil and liquefied petroleum gas combined stations, the total volume of liquefied petroleum gas storage tanks shall not be greater than the total volume of liquefied petroleum gas filling stations of the corresponding level. Table 4.1.1-1
Classification of liquefied petroleum gas filling stations
Liquefied petroleum gas storage tanks (㎡)
Total volume
V≤20
Note: V is the total volume. The tank volume in this table refers to the water capacity. Table 4.1.1-2
Classification of oil and liquefied petroleum gas stations
Single tank volume
Gasoline, diesel, liquefied petroleum gas storage tanks (㎡) Total volume
100<180
50<100
Note: 1. V is the total volume, the storage tank volume in this table refers to the water capacity, 2. The diesel storage tank volume is converted at 0.5.
Single tank volume
Gasoline, diesel<50, liquefied petroleum gas<30≤30
When different levels of liquefied petroleum gas filling stations are built together with gas stations, their respective levels should be determined according to their classification regulations. The classification of compressed natural gas filling stations should comply with the provisions of Table 4.1.3. 4.1.3
Classification of CNG filling stations
Total volume of gas storage device (m)
3000V≤4000
15001-2
Classification of oil and liquefied petroleum gas stations
Single tank volume
Total volume of gasoline, diesel and liquefied petroleum gas tanks (㎡)
100<180
50<100
Note: 1. V is the total volume. The tank volume in this table refers to the water capacity. 2. The diesel tank volume is converted at 0.5.
Single tank volume
Gasoline, diesel<50, liquefied petroleum gas<30≤30
When different levels of liquefied petroleum gas filling stations are built together with gas stations, their respective levels should be determined according to their classification regulations. The classification of compressed natural gas filling stations should comply with the provisions of Table 4.1.3. 4.1.3
Classification of CNG filling stations
Total volume of gas storage device (m)
3000V≤4000
15001-2
Classification of oil and liquefied petroleum gas stations
Single tank volume
Total volume of gasoline, diesel and liquefied petroleum gas tanks (㎡)
100<180
50<100
Note: 1. V is the total volume. The tank volume in this table refers to the water capacity. 2. The diesel tank volume is converted at 0.5.
Single tank volume
Gasoline, diesel<50, liquefied petroleum gas<30≤30
When different levels of liquefied petroleum gas filling stations are built together with gas stations, their respective levels should be determined according to their classification regulations. The classification of compressed natural gas filling stations should comply with the provisions of Table 4.1.3. 4.1.3
Classification of CNG filling stations
Total volume of gas storage device (m)
3000V≤4000
1500
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