One, "the automobile gas station design and construction specification GB50156-2002":
1.0.1 in the station design and construction to implement relevant national policies of automobile gasoline and gas filling, unified technical requirements, be safe and reliable, advanced technology, reasonable economy, development of this specification.
1.0.2 This code is applicable to the new, expansion and renovation of the automobile gas station, liquefied petroleum gas station, compressed natural gas filling station and automobile gasoline and gas filling station project design and construction.
Design and construction of the norms should be implemented 1.0.3 vehicle refueling, shall comply with relevant provisions of applicable national mandatory standards.
2 term
3 general provisions
3.0.1 to the refueling station, oil supply, can take the truck or pipeline transportation way. When the pipeline gas supplying the compressed natural gas filling station, should not affect the normal use of network of other users.
3.0.2 gas station and liquefied petroleum gas station or gas station and CNG filling stations can be united station natural gas.
3.0.3 gas station classification, should accord with the regulations in table 3.0.3
4 site selection
4.0.l refueling station site selection, should be consistent with urban planning, environmental protection and fire safety requirements, and be convenient place.
4.0.2 built in the city built a gas station, a liquefied petroleum gas station and secondary refueling station should not zone.
4.0.3 city built in the region's gas station should be close to the city road, near the intersection in the city roads should not be elected.
4.0.4 gas station, gas station, oil tanker and ventilation pipe and stood outside the building, the fire protection distance, should not be less than the provisions of table 4.0.4.
Fireproof distance table 4.04 tanks, tankers and ventilation pipe and stood outside the building, building (m)
Fireproof distance 4.0.5 liquefied petroleum gas stations, gas liquefied petroleum gas tank and station gas combined outside the building, building, not less than those specified in table 4.3.5.
Fireproof distance liquefied petroleum gas unloading point, 4.0.6 liquefied petroleum gas filling stations and gasoline and gas filling station filling machine, discharge pipe and stood outside the building, building, should not be less than the provisions of table 4.0.6.
5 general layout
5.0.1 refueling station walls shall be set in accordance with the following requirements:
1 refueling station, processing facilities and stood outside the building, distance less than or equal to 25m and less than or equal to the 1.5 times table to table 4.0.4 fireproof distance in the 4.0.7, the adjacent side walls shall be non burning entity set the height of not less than 2.2m.
Process facilities and station 2 refueling stations outside the building, 1.5 times greater than the distance between the table to table 4.0.4 fireproof distance in the 4.0.7, and is more than 25m, shall be provided with the adjacent wall, the wall can be a non physical wall.
3, the export oriented into the side road should set up non solid walls, or open.
5.0.2 vehicle entrance and exit should be set separately.
5.0.3 area parking lots and roads should conform to the following provisions:
L single lane width shall be not less than 3.sin, double lane width shall be not less than 6m.
The road turning radius of 2 station by moving vehicles determined, and should not be less than 9m; the road slope should not exceed 6%, and the appropriate slope outside the station; in a tank truck (including sub station car) truck parking place, should press flat slope design.
3 station parking and road pavement should not use the asphalt pavement C
5.0.4 refueling, refueling and refueling Island Island, the site should be set up the tent and filling, should use the non burning material, the effective height of not less than 4.5m. Should not be less than 2m its edge and tanker or filling machine plane distance.
5.0.5 gas design Island, aerated island shall comply with the following provisions:
1 refueling Island, aerated island should be higher than the parking floor 0.15 to 0.2..
2 gas Island, aerated Island width shall be not less than 1.2m.
3 gas awning pillar Island, the island from the island of aerated end, should not be less than 0.6m.
5.0.6 liquefied petroleum gas tank shall be arranged in accordance with the following requirements:
The 1 tank should be focused on single row layout, between the tank and the tank spacing should not be less than the diameter of the adjacent larger tank.
The 2 tank group should be set for the fire dike height of around 1m, a fire bank toe line to the tank wall spacing should not be less than 2.
The 3 buried tank distance shall not be less than 2m, between the tank and the tank should be used in impermeable concrete wall. If you need a pond, the pool wall and the tank wall spacing should not be less than 1m.
5.0.7 in the refueling station should be combined, diesel oil tank is arranged in the liquefied petroleum gas or compressed natural gas between the gas storage bottles and cans of petrol.
Fireproof distance between 5.0.8 refueling station facilities, shall not be less than the provisions of table 5.0.8.
6 Gas Technology and facilities
6.l oil tank
Storage tank 6.1.l auto gas station should adopt horizontal steel oil tank. Steel Standard Specification for the oil thickness shall not be less than 5mm. The design and construction of steel oil tank, oil tank should meet in the bearing under external pressure strength requirements.
6.1.2 gas station gasoline tank and the diesel tank should be buried, is strictly prohibited in the room or in the basement.
The outer surface of 6.1.3 tank anticorrosion design should be consistent with existing national standards. Design standard of corrosion control for steel pipeline and tank,. SY. The relevant provisions in O7. And should be not less than strengthened anticorrosion insulation protection layer.
6.1.4 when the tank under the action of groundwater and rainwater floating when possible. Should be taken to prevent tank floating measures.
6 * 5 tank manhole. Should be operating well. When the tank is located in the road below, manhole operation well should be set up in the road outside.
The top soil thickness of 6 * 6 *.5 oil tank shall not be less than m. Tank around. Should be backfilled to net sand or fine soil. Its thickness should be not less than 03m.
Underground storage tank 6.1.7 to build in the water source protection areas and built in underground buildings above, measures shall be taken to protect the anti leakage diffusion, and should set the port leakage testing facilities.
6.1. Lu tank joint pipe. The top shall be arranged in the oil tank, the oil should be based on joint pipe manhole cover.
Oil inlet pipe 6.1.9 tank, should be down to the tank from tank bottom 0.Zm.
6.1.10 when using the self suction pumps. The oil bottom should be located at the end of the valve in oil tank. At the end of valve oil tank bottom straight from the mouth of 0.15 ~ 0.Zm.
Oil hole 6.1.11 tank shall be provided for oil cap with lock joint oil cap. The lower part of the pipe should be down to the tank from tank bottom 0.Zm.
The gas tank should be provided with a level high level alarm function meter station 6.1.12 level one or two.
6 process system
6.2.1 oil return oil unloading must adopt closed unloading oil.
6.2.2 gasoline tanker unloading should adopt the unloading oil vapor recovery system.
6.2.3 uses oil unloading oil and gas recovery system, shall comply with the following provisions:
Oil and gas recovery pipeline 1 tanker on interface, should be provided with a manual valve.
Two closed the operation interface unloading oil pipeline, should be set up rapid joints and cap. Appropriate interface station in oil and gas recovery pipeline is arranged in front of the manual valve.
The 3 gas station oil unloading pipe, oil and gas recovery pipeline interface should be installed above ground.
The 4 tank should be provided with a level high level alarm function.
The 6.2.4 tanker shall not be located in the interior.
6.2.5 gas station oil tank with a pump should be used with submersible pump for multi machine (gun) supporting gas process.
6.2.6 when using the self suction pumps, each pump should be set separately into the pipeline gas species.
6 7 refueling gun should adopt the self sealing refueling gun, flow should not be greater than 601 / min.
6 into the bar fixed pipeline gas station should be used for seamless steel tube. Connecting steel pipe should be welded. Lots of buried pipeline in soil with serious corrosion action on the steel pipe, composite pipe can be used oil resistant, corrosion, electrostatic conduction.
6 / 2.9 tank car unloading with oil discharge hose, oil and gas recovery is communicated with the hose, should use the static conducting oil resistant hose. Nominal diameter of connecting hose should not be less than 50mm.
6 · 2 · 10 gas station process pipeline laying underground, and not through the station construction. Structure. When the oil pipeline and pipe trench, cable channel and drainage ditch crossing, corresponding measures should be taken to prevent leakage.
6 · 2 · 11 and connected to the tank through the inlet pipe, vent pipe horizontal pipe, and the oil and gas recovery tube, all should slope to the tank, the slope should not be less than 2%.
Design pressure 6.2.12 oil piping system shall not be less than 0.6MPa.
The outer surface of 6.2.13 anticorrosion design of buried piping should be consistent with existing national standards (code for design of steel pipeline and tank corrosion control engineering) regulations, and should be used to strengthen the level of not less than the anti-corrosion insulation protection layer.
Two, the gas station design standard legend:
