CN108332048A - A kind of movable type CNG air entraining substation systems - Google Patents
A kind of movable type CNG air entraining substation systems Download PDFInfo
- Publication number
- CN108332048A CN108332048A CN201810381483.2A CN201810381483A CN108332048A CN 108332048 A CN108332048 A CN 108332048A CN 201810381483 A CN201810381483 A CN 201810381483A CN 108332048 A CN108332048 A CN 108332048A
- Authority
- CN
- China
- Prior art keywords
- aerating
- pipeline
- air entraining
- movable type
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/06—Fluid distribution
- F17C2265/061—Fluid distribution for supply of supplying vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0168—Applications for fluid transport or storage on the road by vehicles
- F17C2270/0178—Cars
Abstract
The present invention provides a kind of movable type CNG air entraining substation systems, including hydraulic oil container, the first aerating pipeline, the second aerating pipeline and the CNG filling machines being connected to two aerating pipelines, the first aerating pipeline and the second aerating pipeline are including multigroup plus gas cylinders group parallel with one another, every group adds gas cylinders group both ends to be equipped with the pneumatic operated valve that can be opened successively, and gs-oil separator is equipped between the first aerating pipeline and the second aerating pipeline and CNG filling machines；Mother station inflating port and generator blowing mouth are equipped between the CNG filling machines and gs-oil separator；The generator blowing mouth is connect with generator, and series multistage pressure regulation unit between generator blowing mouth and generator.A kind of movable type CNG air entraining substation systems of the present invention independently provide operating power source to be detached from tractor and externally fed.
Description
Technical field
The invention belongs to mobile aerating fields, more particularly, to a kind of movable type CNG air entraining substation systems.
Background technology
Mobile hydraulic CNG refueling systems are in a manner of automatically controlling, with complete special equipment, by special nature
Liquid is filled with high pressure in the gas cylinders group of system itself, the compressed natural gas in gas cylinders group is released, by being filtered through system
Included filling machine realizes the cluster tool for giving the refueling that natural gas is fuel；
But the power supply of existing mobile hydraulic refueling system running is needed with tractor offer or external electrical
Power is supplied, and during mobile hydraulic substation is fixed as with gas unit aerating, tractor cannot be detached from air entraining substation, to
Mobile air entraining substation is limited in the arrangement speed in each area, affects the development of gas combustion automobile.And with external supply of electric power
Mobile refueling system the promotion and application of mobile aerating technology are limited due to the limitation of supply of electric power.
Invention content
In view of this, the present invention is directed to propose a kind of movable type CNG air entraining substation systems, to realize mobile air entraining substation
It is self-powered, so that mobile air entraining substation is detached from tractor and externally fed utonomous working.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of movable type CNG air entraining substation systems, including hydraulic oil container, the first aerating pipeline, the second aerating pipeline and
The CNG filling machines being connected to two aerating pipelines, the first aerating pipeline and the second aerating pipeline include parallel with one another
Multigroup plus gas cylinders group, every group adds gas cylinders group both ends to be equipped with the pneumatic operated valve that can be opened successively, the first aerating pipeline and second
Gs-oil separator is equipped between aerating pipeline and CNG filling machines；
The hydraulic oil container connects feed line, and the hydraulic oil container is connected with two aerating pipelines by reversal valve, described
Reversal valve is connect with feed line, and total fuel injection valve is in series in the feed line；
Mother station inflating port and generator blowing mouth are equipped between the CNG filling machines and gs-oil separator；
The generator blowing mouth is connect with generator, and series multistage pressure regulation list between generator blowing mouth and generator
Member.
Further, the multi-stage pressure regulating unit includes level-one pressure regulation unit, the second voltage regulation unit and three being sequentially connected in series
Grade pressure regulator；Level-one pressure regulation unit includes level-one main voltage regulator and level-one pair pressure regulator parallel with one another；Second voltage regulation unit packet
Include two level main voltage regulator parallel with one another and two level pair pressure regulator.
Further, it is in series with heat exchanger between the generator blowing mouth and multi-stage pressure regulating unit.
Further, the first pressure regulation unit tail end is equipped with the first diffusion mouth；Second pressure regulation unit tail end is equipped with second
Diffusion mouth.
Further, multiple gas bombs parallel with one another are equipped in each plus gas cylinders group, it is each to add the two of gas cylinders group
End is equipped with pneumatic operated valve.
Further, close hydraulic oil container one end of the first aerating pipeline is in series with the first fuel feeding valve, the second aerating
Close hydraulic oil container one end of pipeline is in series with the second fuel feeding valve；
When the first fuel feeding valve is opened, the second fuel feeding valve is closed, and when the second fuel feeding valve is opened, the first fuel feeding valve is closed.
Further, the hydraulic oil container is connected to oil strain unit, and the hydraulic oil container includes oil inlet area and fuel-displaced area, and
Oil inlet area is connected to fuel-displaced area by oil strain unit, and the oil strain unit includes the fine filter being sequentially connected in series, hydraulic pump and thick
Filter.
Further, as a CNG residue 10%-5% added in gas cylinders group in each gas bomb, this group of gas outlet one
The pneumatic operated valve at end is closed.
Further, the first aerating pipeline plus between gas cylinders group and the first fuel feeding valve be equipped be connected to hydraulic oil container
The first oil return pipeline, the first oil return pipeline be equipped with the first oil return valve；Second aerating pipeline adds gas cylinders group and second
The second oil return pipeline being connected to hydraulic oil container is equipped between fuel feeding valve, the second oil return pipeline is equipped with the second oil return valve.
Further, aerating filter is equipped between the gs-oil separator and CNG filling machines.
Compared with the existing technology, a kind of movable type CNG air entraining substation systems of the present invention have the advantage that：
Gas bomb is divided into multigroup by the present invention by the way of two aerating circuit alternative expression aeratings, ensure that CNG adds
The continuity of mechanism of qi aerating at work；Hydraulic oil present in CNG is eliminated using gs-oil separator；Using gas electricity generator
Using fuel gas generation, power is provided for itself.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is flow chart of tube of the present invention；
Fig. 2 is enlarged diagram at A in Fig. 1；
Fig. 3 is enlarged diagram at B in Fig. 1；
Fig. 4 is enlarged diagram at C in Fig. 1.
Reference sign：
1- hydraulic oil containers；2- the first aerating pipelines；3- the second aerating pipelines；4- adds gas cylinders group；5- gs-oil separators；6-
CNG filling machines；7- aerating filters；8- mother station inflating ports；11- oil inlets area；The fuel-displaced areas 12-；13- feed lines；15- total fuel injections
Valve；The first fuel feeding valves of 21-；The first oil return valves of 22-；23- the first oil return pipelines；The second fuel feeding valves of 31-；The second oil return valves of 32-；
33- the second oil return pipelines；41- gas bombs；42- pneumatic operated valves；9- oil strain units；91- fine filters；92- coarse filters；93- liquid
Press pump；94- control valves；10- generators；101- heat exchangers；1021- level-one main voltage regulators；1022- level-one pair pressure regulators；1031-
Two level main voltage regulator；1032- two level pair pressure regulators；104- three-level pressure regulators；105- generator blowing mouths；106- first dissipates
Mouthful；107- second dissipates mouth.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of movable type CNG air entraining substation systems, including hydraulic oil container 1, the first aerating pipeline 2, the second aerating pipeline 3 with
And the CNG filling machines 6 being connected to two aerating pipelines, the first aerating pipeline 2 and the second aerating pipeline 3 include mutually simultaneously
The multigroup plus gas cylinders group 4 of connection, every group adds 4 both ends of gas cylinders group to be equipped with the pneumatic operated valve 42 that can be opened successively, first gas-adding pipe
Gs-oil separator 5 is equipped between line 2 and the second aerating pipeline 3 and CNG filling machines 6；
The hydraulic oil container 1 connects feed line 13, the hydraulic oil container 1 and two aerating pipelines (2,3) and passes through a commutation
Valve is connected (regarding two aerating pipelines as an entirety herein), and the reversal valve is connect with feed line 13, the oil inlet pipe
Total fuel injection valve 15 is in series on line 13；
10 blowing mouth 105 of mother station inflating port 8 and generator is equipped between the CNG filling machines 6 and gs-oil separator 5；
10 blowing mouth 105 of the generator is connect with generator 10, and between 10 blowing mouth 105 of generator and generator 10
Series multistage pressure regulation unit.
The multi-stage pressure regulating unit includes level-one pressure regulation unit, second voltage regulation unit and the three-level pressure regulator being sequentially connected in series
104；Level-one pressure regulation unit includes level-one main voltage regulator 1021 and level-one pair pressure regulator 1022 parallel with one another；Second voltage regulation unit
Including two level main voltage regulator 1031 parallel with one another and two level pair pressure regulator 1032.
It is in series with heat exchanger 101 between 10 blowing mouth 105 of the generator and multi-stage pressure regulating unit.
The first pressure regulation unit tail end is equipped with the first diffusion mouth 106；Second pressure regulation unit tail end is equipped with the second diffusion mouth
107。
Described each plus in gas cylinders group 4 to be equipped with multiple gas bombs 41 parallel with one another, each plus gas cylinders group 4 both ends are all provided with
There is pneumatic operated valve 42.
1 one end of close hydraulic oil container of the first aerating pipeline 2 is in series with the first fuel feeding valve 21, the second aerating pipeline 3
1 one end of close hydraulic oil container be in series with the second fuel feeding valve 31；
When the first fuel feeding valve 21 is opened, the second fuel feeding valve 31 is closed, the first fuel feeding valve 21 when the second fuel feeding valve 31 is opened
It closes.
The hydraulic oil container 1 is connected to oil strain unit 9, the hydraulic oil container 1 include oil inlet area 11 and fuel-displaced area 12, and into
Oily area 11 is connected to fuel-displaced area 12 by oil strain unit 9, and the oil strain unit 9 includes fine filter 91, the hydraulic pressure being sequentially connected in series
Pump 93 and coarse filter 92.
As a CNG residue 10%-5% added in gas cylinders group 4 in each gas bomb 41, the gas of this group of gas outlet one end
Dynamic valve 42 is closed.
The first aerating pipeline 2 plus be equipped with the be connected to hydraulic oil container 1 between gas cylinders group 4 and the first fuel feeding valve 21
One oil return pipeline 23, the first oil return pipeline 23 are equipped with the first oil return valve 22；Second aerating pipeline 3 plus gas cylinders group 4 with
The second oil return pipeline 33 being connected to hydraulic oil container 1 is equipped between second fuel feeding valve 31, the second oil return pipeline 33 is equipped with
Second oil return valve 32.
Aerating filter 7 is equipped between the gs-oil separator 5 and CNG filling machines 6.The both ends of the oil strain unit 9 are equal
Equipped with control valve 94.
The generator is gas electricity generator.
A kind of movable type CNG air entraining substation systems of the present invention pass through the valve of PLC automatic controllers control everywhere
Door, each gas bomb 41 are equipped with monitor and are used to detect the CNG surpluses in each gas bomb 41.
When carrying out aerating to substation, mother station is by mother station inflating port 8 to each gas bomb 41 in two aerating pipelines
Aerating simultaneously；
Hydraulic oil in gas bomb 41 is flowed back into from corresponding oil return line in hydraulic oil container 1；
When substation is to gas vehicle aerating, the fluid in hydraulic oil container 1 enters the pipeline by an aerating pipeline
41 groups of one group of gas bomb in, by gas bomb 41 CNG release after filtering by filling machine give use gas vehicle aerating, when
Remaining CNG closes the pneumatic operated valve 42 of this group of gas outlet one end, simultaneously closes off this at 10%~5% in 41 groups of the gas bomb
The fuel feeding valve of pipeline opens the corresponding oil return valve of the pipeline, fluid is made to return in hydraulic oil container 1；Another aerating pipeline is opened
It opens, repeats the movement in a upper aerating pipeline, details are not described herein.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of movable type CNG air entraining substation systems, it is characterised in that：Including hydraulic oil container (1), the first aerating pipeline (2),
Two aerating pipelines (3) and the CNG filling machines (6) being connected to two aerating pipelines, the first aerating pipeline (2) and second add
For gas pipeline (3) including multigroup plus gas cylinders group (4) parallel with one another, every group adds gas cylinders group (4) both ends to be equipped with and can open successively
Pneumatic operated valve (42), equipped with oil gas point between the first aerating pipeline (2) and the second aerating pipeline (3) and CNG filling machines (6)
From device (5)；
Hydraulic oil container (1) the connection feed line (13), the hydraulic oil container (1) pass through commutation with two aerating pipelines (2,3)
Valve is connected, and the reversal valve is connect with feed line (13), and total fuel injection valve (15) is in series on the feed line (13)；
Mother station inflating port (8) and generator (10) blowing mouth are equipped between the CNG filling machines (6) and gs-oil separator (5)；
Generator (10) blowing mouth (105) connect with generator (10), and generator (10) blowing mouth (105) and generator
(10) series multistage pressure regulation unit between.
2. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：The multi-stage pressure regulating list
Member includes level-one pressure regulation unit, second voltage regulation unit and the three-level pressure regulator (104) being sequentially connected in series；Level-one pressure regulation unit includes phase
Mutually level-one main voltage regulator (1021) in parallel and level-one pair pressure regulator (1022)；Second voltage regulation unit includes two level parallel with one another
Main voltage regulator (1031) and two level pair pressure regulator (1032).
3. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：The generator (10)
Heat exchanger (101) is in series between blowing mouth (105) and multi-stage pressure regulating unit.
4. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：The first pressure regulation list
First tail end is equipped with the first diffusion mouth (106)；Second pressure regulation unit tail end is equipped with the second diffusion mouth (107).
5. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：Each aerating bottle
Multiple gas bombs (41) parallel with one another are equipped in group (4), each plus the both ends of gas cylinders group (4) are equipped with pneumatic operated valve (42).
6. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：First gas-adding pipe
Close hydraulic oil container (1) one end of line (2) is in series with the first fuel feeding valve (21), the close hydraulic oil container of the second aerating pipeline (3)
(1) one end is in series with the second fuel feeding valve (31)；
When the first fuel feeding valve (21) are opened, the second fuel feeding valve (31) is closed, the first fuel feeding valve when the second fuel feeding valve (31) are opened
(21) it closes.
7. a kind of movable type CNG air entraining substation systems according to claim 3, it is characterised in that：The hydraulic oil container (1)
It is connected to oil strain unit (9), the hydraulic oil container (1) includes oil inlet area (11) and fuel-displaced area (12), and oil inlet area (11) and is gone out
Oily area (12) is connected to by oil strain unit (9), and the oil strain unit (9) includes fine filter (91), the hydraulic pump being sequentially connected in series
(93) and coarse filter (92).
8. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：When one plus gas cylinders group
(4) in when CNG residue 10%-5% in each gas bomb (41), the pneumatic operated valve (42) of this group of gas outlet one end is closed.
9. a kind of movable type CNG air entraining substation systems according to claim 1, it is characterised in that：First gas-adding pipe
Line (2) adds the first oil return pipeline for being equipped between gas cylinders group (4) and the first fuel feeding valve (21) and being connected to hydraulic oil container (1)
(23), the first oil return pipeline (23) is equipped with the first oil return valve (22)；Second aerating pipeline (3) plus gas cylinders group (4) with
The second oil return pipeline (33) being connected to hydraulic oil container (1), the second oil return pipeline are equipped between second fuel feeding valve (31)
(33) it is equipped with the second oil return valve (32).
10. a kind of movable type CNG air entraining substation systems according to claim 8, it is characterised in that：The gs-oil separator
(5) aerating filter (7) is equipped between CNG filling machines (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810381483.2A CN108332048A (en) | 2018-04-25 | 2018-04-25 | A kind of movable type CNG air entraining substation systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810381483.2A CN108332048A (en) | 2018-04-25 | 2018-04-25 | A kind of movable type CNG air entraining substation systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108332048A true CN108332048A (en) | 2018-07-27 |
Family
ID=62933667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810381483.2A Pending CN108332048A (en) | 2018-04-25 | 2018-04-25 | A kind of movable type CNG air entraining substation systems |
Country Status (1)
| Country | Link |
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| CN (1) | CN108332048A (en) |
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| CN203500850U (en) * | 2013-09-12 | 2014-03-26 | 天津城建大学 | Movable type storage, transportation and pressure reduction device for compressed natural gas |
| US20160215796A1 (en) * | 2015-01-23 | 2016-07-28 | Neogás Do Brasil Gás Natural Comprimido S.A. | System and equipment for supplying high pressure gas using special hydraulic oil, in a truck tractor using vertical or horizontal cylinders |
| CN107906367A (en) * | 2017-11-27 | 2018-04-13 | 北京市燃气集团有限责任公司 | A kind of mini gas pipe network pressure regulation power generator |
| CN208169988U (en) * | 2018-04-25 | 2018-11-30 | 天津良华新能源科技股份有限公司 | A kind of mobile CNG air entraining substation system of energy power itself |
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2018
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|---|---|---|---|---|
| CN101298244A (en) * | 2008-05-30 | 2008-11-05 | 邯郸新兴重型机械有限公司 | Hydraulic natural gas automobile secondary gas filling station |
| CN101992750A (en) * | 2010-10-27 | 2011-03-30 | 四川金科环保科技有限公司 | CNG delivery trailer structure suitable for single and double-line gas filling substations |
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| CN203131417U (en) * | 2013-03-12 | 2013-08-14 | 北京普发兴业动力科技发展有限责任公司 | Skid-mounted type self-powered LNG (liquefied natural gas) filling station with BOG (boiled off gas) recovery function |
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| US20160215796A1 (en) * | 2015-01-23 | 2016-07-28 | Neogás Do Brasil Gás Natural Comprimido S.A. | System and equipment for supplying high pressure gas using special hydraulic oil, in a truck tractor using vertical or horizontal cylinders |
| CN107906367A (en) * | 2017-11-27 | 2018-04-13 | 北京市燃气集团有限责任公司 | A kind of mini gas pipe network pressure regulation power generator |
| CN208169988U (en) * | 2018-04-25 | 2018-11-30 | 天津良华新能源科技股份有限公司 | A kind of mobile CNG air entraining substation system of energy power itself |
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