CN203836583U - Skid-mounted type compressed natural gas automobile gas-adding device - Google Patents
Skid-mounted type compressed natural gas automobile gas-adding device Download PDFInfo
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- CN203836583U CN203836583U CN201420169323.9U CN201420169323U CN203836583U CN 203836583 U CN203836583 U CN 203836583U CN 201420169323 U CN201420169323 U CN 201420169323U CN 203836583 U CN203836583 U CN 203836583U
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Abstract
The utility model discloses a skid-mounted type compressed natural gas automobile gas-adding device which comprises a gas discharging column, a compressor, a gas storage cylinder group, a gas-adding machine, a skid body and a base. The base is provided with a gas source inlet, a medium pressure gas source inlet and a low pressure gas source inlet. The gas source inlet is connected with the gas discharging column, the gas discharging column is respectively connected with the compressor and a gas storage cylinder group pipeline, a pipeline between the gas discharging column and the compressor is provided with a manual stop valve, and the compressor is connected with the gas storage cylinder group. The gas storage cylinder group, the medium pressure gas source inlet and the low pressure gas source inlet are respectively connected with a gas-adding machine gas inlet; and the gas discharging column, the compressor, the gas storage cylinder group and the gas-adding machine are installed on the base and located on the same skid body. The skid-mounted type compressed natural gas automobile gas-adding device integrates gas discharging, compression, control, gas storage and gas adding and is small in occupied space and convenient to move and use, an approval process can be finished in one time, and the skid-mounted type compressed natural gas automobile gas-adding device can be put into use as soon as possible and is particularly suitable for gas adding of vehicles inside a bus station, a driving school and a taxi enterprise and the like.
Description
Technical field
The utility model relates to a kind of automobile with compressed natural gas (CNGV) aerator, specifically a kind of the and matching used skid-mounted compressed natural gas filling device for automobile of natural gas transportation bottle car.
Background technique
Along with going deep into of reform and opening-up, the development of national economy, mechanization day by day universal, the day by day raising of people's lives, city bus, taxi, private car increase day by day.The discharge severe contamination of automobile the atmosphere that the mankind depend on for existence, and environment be can't bear the heavy load.Special these several years, domestic haze weather was more and more serious on national economy impact, and control atmosphere pollution is the attention of national governments extremely.
Rock gas main component is methane (CH
4), compared with fuel oil, the heating value of natural gas of unit weight is higher, and taxi is changed into after combustion gas by fuel oil, and per 100 km can take 25 yuan by fuel saving; Bus using natural gas per 100 km compared with fuel bus can be saved 44 yuan; And combustion of natural gas is abundant, carbon monoxide (CO) content in tail gas reduces 97%, and hydrocarbon reduces by 72%, SO2 and reduces 90%, and or not containing poisonous and harmful substances such as benzene, lead, environment protection effect is not fairly obvious.
Therefore, countries in the world all change gas engineering wideling popularize automobile oil, China from 1988 since the domestic automobile with compressed natural gas of the seat of honour (CNGV) gas station is built up in Sichuan, along with the sweet peaceful rock gas in Shan enters capital, transfering natural gas from the west to the east pipeline connects, river gas enters Wuhan, coastal LNG Liquefied natural gas receiving station comes into operation etc., rock gas place of arrival within Chinese territory, and the construction at natural gas vehicle refueling station is like a raging fire.But because region is wide, automobile is many, the gas station of government planning can not satisfy the demand far away, every province has thousands of gas station to wait for investment construction.
But construction automobile with compressed natural gas (CNGV) air entraining substation floor space is larger, examination and approval procedures involve numerous managerial departments: need the examination & approval such as government planning, safety, fire-fighting, industry and commerce; Type selecting, buying, gas filling station design, installation, debugging, check and accept, handle business license etc., formality is quite complicated, and the cycle is long, badly influences promoting the use of of rock gas.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of skid-mounted compressed natural gas filling device for automobile, this device collects compressor, discharge column, air cylinder group, filling machine and safety control in same prying body, by scientific and reasonable configuration, accomplish whole apparatus structure compactness, floor space is little, and easy transportation and installation, operation security are reliable.
For solving the problems of the technologies described above, the utility model provides a kind of skid-mounted compressed natural gas filling device for automobile, comprise discharge column, compressor, air cylinder group, filling machine, prying body and base, base is provided with gas source air inlet, middle pressurized air source suction port and low-pressure gas source suction port, described gas source air inlet connects discharge column suction port, the air outlet of discharge column is connected with the suction port of compressor and the air inlet duct of air cylinder group respectively, pipeline between discharge column and compressor is provided with hand stop valve, the air outlet of compressor is connected with air cylinder group, air cylinder group, middle pressurized air source entrance is connected with filling machine suction port respectively with low-pressure gas source entrance, described discharge column, compressor, air cylinder group and filling machine are all arranged on base, and be positioned at same prying body.
The utility model is complete integrated device, compressed natural gas (CNG) transport bottle car air outlet can be connected with air source inlet, in the time that bottle interior pressure is more than or equal to 20.0 Mpa, can directly in air cylinder group, inflate, in the time of bottle interior pressure and the pressure balance of air cylinder group, hand stop valve between discharge column and compressor is opened, and rock gas is first inflated after compressor compression in air cylinder group again, until air cylinder group internal pressure reaches 25.0 Mpa; When air cylinder group internal pressure is during lower than 20.0 Mpa, when will being pressurized to 25.0 Mpa to it, compressor shuts down, and compressor makes air cylinder group internal pressure maintain 25.0 Mpa all the time; Need to be to refueling time, a transport bottle car air outlet be connected with middle pressurized air source entrance and the low-pressure gas source entrance of filling machine, the air filling gun of use filling machine is to refueling.The utility model floor space is little, and the formality of building a station is simple, install simple and direct, convenient transfer, little investment, adopts this device to come into operation within a short period of time, can alleviate the problems such as the aerating queuing that natural gas filling station scarcity causes.
Described compressor comprises compressor host, lubrication system, cooling system, piece-rate system and control system, and described compressor host is two stage compression, comprises one-level cylinder and secondary cylinder, and compressor host is driven by main motor; Described cooling system comprises one-level cooler, secondary coolers and oil cooler, and cooling system is cooling by motor driving shaft flow fan; Discharge column air outlet is connected with the suction port of one-level cylinder through fore filter, pre-separator successively, the air outlet of one-level cylinder is connected with the suction port of one-level cooler, the air outlet of one-level cooler connects primary separator, primary separator is connected with the suction port of secondary cylinder, the air outlet of secondary cylinder is connected with the suction port of secondary coolers, and the air outlet of secondary coolers is connected with air cylinder group through second-stage separator, high-efficiency degreasing device successively.
Compressor host described in the utility model is ZF-0.16/ (20-200)-250 model Reciprocting piston compressor, the machine is that single-row, vertical, two-stage, differential cylinder are naturally cooling, the few oil lubrication of cylinder filler, driving mechanism pressure oil is lubricated, drives oil pump feed by motor; Cooling system comprises one-level cooler, secondary coolers and oil cooler, cooling by motor-driven fan, and whole compression, lubrication and cooling are all controlled by PLC.
Described compressor is also provided with compressor safety valve, and air cylinder group is provided with a bottle group safety valve, and compressor safety valve is all connected with blow-down pipe with bottle group safety valve emptying mouth, and blow-down pipe outlet causes eminence emptying.In the time that the gas pressure after two-stage compression or air cylinder group internal pressure exceed specified value, can rock gas be caused to eminence emptying by this safety valve, thereby release portion pressure prevents from blasting because pressure is excessive, to guarantee safety.
Described one-level cooler air outlet is also directly connected with second-stage separator by grade one filter, one-way valve successively.In the time that one-level cylinder pressure of inspiration(Pi) is equal to or greater than secondary cylinder pressure of inspiration(Pi), one-way valve opens, pressurized gas, without two-stage compression, cooling, directly enters the storage of air cylinder group.
Described air cylinder group comprises at least two natural gas bottles, and the working pressure of described natural gas bottle is 25.0 Mpa, and the total water capacity of air cylinder group is not less than 1 m
3, between natural gas bottle, be connected in parallel by pipeline, threeway and angle valve.
Compared with prior art, the utlity model has following advantage:
The planning that existing automobile with compressed natural gas air entraining substation is layouted, scale must meet local government, substation floor space is at least about 1000～1500 m
2, approximately 4,000,000 yuan of left and right of installation cost; And the utility model collects and unloads gas, compression, storage, aerating in same prying body, little (≤20 m of floor space
2), be placed on the correct position of parking lot or driving school, all can be to our unit's natural gas vehicle refueling, investment is at least saved more than 50%; Existing automobile with compressed natural gas air entraining substation needs through strict examination & approval before coming into operation, administration department is more, examine stricter, the examination & approval time is corresponding longer, equipment is installed, debugging must, after the departments concerned is checked and accepted, can be come into operation, and ordinary circumstance is from declaration, to finishing design, buying installation, debugging, checking and accepting supervisor, needed time is at least half a year.And the utility model can once complete examination and approval procedures in the time that production is dispatched from the factory, do not need the user effort examination & approval time, bear examination & approval expense, therefore user does not need again to apply for, declaration, be put into the place of use, switch on power and just can put into operation, formality is simple, goes into operation fast; Existing automobile with compressed natural gas air entraining substation can not move once building up just again, if run into remove or government have other planning etc., the reconstruction of can only dismantling, the utility model can be transferred to and not use, it is quite convenient to shift.
Brief description of the drawings
Fig. 1 is the plan view of embodiment of the present utility model.
Fig. 2 is the enlarged front view of embodiment of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, skid-mounted compressed natural gas filling device for automobile, comprise discharge column 300, compressor 100, air cylinder group 200, filling machine 400 and base 500, described base 500 is provided with gas source air inlet a, middle pressurized air source suction port b and low-pressure gas source suction port c, gas source air inlet a connects discharge column 300 suction ports, the air outlet of discharge column 300 is connected with the suction port of compressor 100 and the air inlet duct of air cylinder group 200 respectively, pipeline between discharge column 300 and compressor 100 is provided with hand stop valve 115, the air outlet of compressor 100 is connected with air cylinder group 200 pipelines, when gas pressure in compressed natural gas (CNG) transport bottle car higher than air cylinder group in when gas pressure, can compress without compressor 100, directly through discharge column 300 toward the interior inflation of air cylinder group 200, when in the interior gas pressure of air cylinder group 200 and transport bottle car when gas pressure balancing, open hand stop valve 115, gas compresses the interior inflation of backward air cylinder group 200 through compressor 100, until air cylinder internal pressure reaches 25.0 Mpa, middle pressurized air source suction port b is connected with transport bottle car with low-pressure gas source suction port c, and air cylinder group 200, middle pressurized air source suction port b, low-pressure gas source suction port c are connected with filling machine 400, compressor 100 is also provided with compressor safety valve 110, air cylinder group 200 is provided with a bottle group safety valve 111, compressor safety valve 110 and bottle group safety valve 111 are all enclosed, compressor safety valve 110 is all connected with blow-down pipe with the drain of bottle group safety valve 111, blow-down pipe is connected with eminence drain d, and in the time that air cylinder group 200 internal pressures exceed specified value, bottle group safety valve is opened, unnecessary natural gas via blow-down pipe drains into eminence emptying, thus release portion pressure, described discharge column 300, compressor 100, air cylinder group 200 and filling machine 400 are all arranged on base 500, and are positioned at same prying body,
Described compressor 100 comprises compressor host 106, lubrication system 116, cooling system 101, piece-rate system and control system, described compressor host 106 is ZF-0.16/ (20-200)-250 model Reciprocting piston compressor, the machine is that single-row, vertical, two-stage, differential cylinder are naturally cooling, the few oil lubrication of cylinder filler, driving mechanism pressure oil is lubricated, and compressor host 106 is driven by main motor 107; Cooling system 101 comprises one-level cooler, secondary coolers and oil cooler, cooling by motor 102 drive fan; Discharge column 300 air outlets are connected with compressor host 106 one-level cylinder air inlets with pre-separator 112 through fore filter 113 successively, one-level cylinder air outlet is connected with 1 one-level cooler suction port, one-level cooler air outlet connects primary separator 105, primary separator 105 is connected with secondary cylinder suction port, secondary cylinder air outlet is connected with secondary coolers suction port, secondary coolers air outlet is connected with air cylinder group 200 through second-stage separator 108, high-efficiency degreasing device 109 successively, and described compressor safety valve 110 is connected on high-efficiency degreasing device 109; One-level cooler air outlet is also directly connected with second-stage separator 108 by grade one filter 103, one-way valve 104 successively; Described compressor host 106, lubrication system 116, cooling system 101 are controlled by PLC;
Described air cylinder group 200 comprises 25 natural gas bottles, and the working pressure of natural gas bottle is 25.0 Mpa, and the total water capacity of air cylinder group 200 is not less than 1 m
3, between natural gas bottle, be connected in parallel by pipeline, threeway and angle valve.
The technical parameter of the skid-mounted compressed natural gas filling device for automobile of the present embodiment is as shown in the table:
The utility model will unload gas, compression, control, gas storage and aerating and be integrated in one, and floor space is little, easy to use, and can disposablely complete examination and approval procedures, and examination and approval procedures are simple.
The above is only embodiment of the present utility model; should be understood that; for the person of ordinary skill of the art; do not departing under the prerequisite of the utility model principle; can also carry out some distortion or be equal to replacement the technical solution of the utility model, these also should be considered as belonging to protection domain of the present utility model.
Claims (6)
1. skid-mounted compressed natural gas filling device for automobile, comprise discharge column, compressor, air cylinder group and filling machine, it is characterized in that: also comprise prying body and base, base is provided with gas source air inlet, middle pressurized air source suction port and low-pressure gas source suction port, described gas source air inlet connects discharge column suction port, the air outlet of discharge column is connected with the suction port of compressor and the air inlet duct of air cylinder group respectively, pipeline between discharge column and compressor is provided with hand stop valve, the air outlet of compressor is connected with air cylinder group, air cylinder group, middle pressurized air source entrance is connected with filling machine suction port respectively with low-pressure gas source entrance, described discharge column, compressor, air cylinder group and filling machine are all arranged on base, and be positioned at same prying body.
2. skid-mounted compressed natural gas filling device for automobile as claimed in claim 1, it is characterized in that: described compressor comprises compressor host, lubrication system, cooling system, piece-rate system and control system, described compressor host is two stage compression, comprise one-level cylinder and secondary cylinder, compressor host is driven by main motor; Described cooling system comprises one-level cooler, secondary coolers and oil cooler, and the fan of cooling system is driven by motor; Discharge column air outlet is connected with the suction port of one-level cylinder through fore filter, pre-separator successively, the air outlet of one-level cylinder is connected with the suction port of one-level cooler, the air outlet of one-level cooler connects primary separator, primary separator is connected with the suction port of secondary cylinder, the air outlet of secondary cylinder is connected with the suction port of secondary coolers, and the air outlet of secondary coolers is directly connected with air cylinder group through second-stage separator, high-efficiency degreasing device successively.
3. skid-mounted compressed natural gas filling device for automobile as claimed in claim 1 or 2, it is characterized in that: described compressor is also provided with compressor safety valve, air cylinder group is provided with a bottle group safety valve, compressor safety valve is all connected with blow-down pipe with the drain of bottle group safety valve, and blow-down pipe outlet causes eminence emptying.
4. skid-mounted compressed natural gas filling device for automobile as claimed in claim 2, is characterized in that: described compressor host, main motor, lubrication system and cooling system are controlled by PLC.
5. skid-mounted compressed natural gas filling device for automobile as claimed in claim 2, is characterized in that: one-level cooler air outlet is also directly connected with second-stage separator by grade one filter, one-way valve successively.
6. skid-mounted compressed natural gas filling device for automobile as claimed in claim 1 or 2, is characterized in that: described air cylinder group comprises at least two natural gas bottles, between described natural gas bottle, is connected in parallel by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420169323.9U CN203836583U (en) | 2014-04-10 | 2014-04-10 | Skid-mounted type compressed natural gas automobile gas-adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420169323.9U CN203836583U (en) | 2014-04-10 | 2014-04-10 | Skid-mounted type compressed natural gas automobile gas-adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203836583U true CN203836583U (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420169323.9U Expired - Fee Related CN203836583U (en) | 2014-04-10 | 2014-04-10 | Skid-mounted type compressed natural gas automobile gas-adding device |
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| Country | Link |
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| CN (1) | CN203836583U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103883873A (en) * | 2014-04-10 | 2014-06-25 | 安徽省鸿申压缩机有限公司 | Skid-mounted compressed natural gas automobile air-entrapping device |
| CN104613312A (en) * | 2015-02-12 | 2015-05-13 | 安徽省鸿申压缩机有限公司 | BOG (Boil Off Gas) processing complete equipment and method for processing BOG by using equipment |
| CN105570082A (en) * | 2016-02-25 | 2016-05-11 | 蚌埠市荣强压缩机制造有限公司 | Compound compression device of natural gas filling substation |
| CN106090600A (en) * | 2016-06-03 | 2016-11-09 | 鲁西新能源装备集团有限公司 | A kind of CNG integral type moves air supply system |
-
2014
- 2014-04-10 CN CN201420169323.9U patent/CN203836583U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103883873A (en) * | 2014-04-10 | 2014-06-25 | 安徽省鸿申压缩机有限公司 | Skid-mounted compressed natural gas automobile air-entrapping device |
| CN103883873B (en) * | 2014-04-10 | 2015-12-09 | 安徽省鸿申压缩机有限公司 | Skid-mounted compressed natural gas filling device for automobile |
| CN104613312A (en) * | 2015-02-12 | 2015-05-13 | 安徽省鸿申压缩机有限公司 | BOG (Boil Off Gas) processing complete equipment and method for processing BOG by using equipment |
| CN104613312B (en) * | 2015-02-12 | 2016-07-06 | 安徽省鸿申压缩机有限公司 | Process BOG complete set of equipments and the method adopting this equipment to process BOG |
| CN105570082A (en) * | 2016-02-25 | 2016-05-11 | 蚌埠市荣强压缩机制造有限公司 | Compound compression device of natural gas filling substation |
| CN106090600A (en) * | 2016-06-03 | 2016-11-09 | 鲁西新能源装备集团有限公司 | A kind of CNG integral type moves air supply system |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20160410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |