CN107304972A - Natural gas hydraulic substation and its unload gas system - Google Patents
Natural gas hydraulic substation and its unload gas system Download PDFInfo
- Publication number
- CN107304972A CN107304972A CN201610242332.XA CN201610242332A CN107304972A CN 107304972 A CN107304972 A CN 107304972A CN 201610242332 A CN201610242332 A CN 201610242332A CN 107304972 A CN107304972 A CN 107304972A
- Authority
- CN
- China
- Prior art keywords
- gas
- separating pipe
- fluid cushion
- separation equipment
- substation
- 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
- 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
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
-
- 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
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/01—Shape
- F17C2201/0104—Shape cylindrical
- F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
-
- 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
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/03—Orientation
- F17C2201/032—Orientation with substantially vertical main axis
-
- 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
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/056—Small (<1 m3)
-
- 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
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0341—Filters
-
- 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
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
-
- 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
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0478—Position or presence
-
- 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
Abstract
The invention provides a kind of natural gas hydraulic substation and its gas system is unloaded, the gas system of unloading of natural gas hydraulic substation includes：Separation equipment is buffered, the buffering separation equipment is connected by unloading air pipe with substation car, the natural gas that the buffering separation equipment can convey the substation car carries out gas-liquid separation and carries out gas-liquid monitoring；Wherein, the buffering separation equipment includes：Gas buffer separating pipe, fluid cushion separating pipe and gas-liquid monitoring device；The gas buffer separating pipe is located at the top of the fluid cushion separating pipe, and the lower end interface of the gas buffer separating pipe is connected with the upper end interface of the fluid cushion separating pipe；The gas-liquid monitoring device is arranged on the link position of the gas buffer separating pipe and the fluid cushion separating pipe, the gas-liquid state to monitor the link position.The present invention is simple in construction, and upgrading has been carried out in existing equipment, and feasibility is high, can directly carry out pipeline connection, reduce manpower and materials.
Description
Technical field
Pressurizeed field the present invention relates to compressed natural gas, more particularly to natural gas hydraulic substation unloads depressed structure.
Background technology
At present, special liquid is directly filled with the gas storage cylinder of CNG trailers by the gas mode of unloading of CNG hydraulic substations typically by hydraulic pump, and the CNG in steel cylinder is released, then CNG is filled with the mounted gas cylinder of automobile by filling machine.
The crash analysis of hydraulic substation operation in 10 years is summarized, the problem of hydraulic substation influence face is most wide is：The liquid mediums such as hydraulic oil are injected into gas-fueled vehicles during aerating, the problems such as gas-fueled vehicles can not be braked and damage automobile braking device is caused；The reason for occurring this situation is due to hydraulic substation transport vehicle（Referred to as " substation car "）Natural gas separation, filter effect is bad and injects the liquid mediums such as hydraulic oil and is caused in gas-fueled vehicles gas storage cylinders.
Figures 1 and 2 show that existing CNG hydraulic substations unload tracheae line structure, CNG hydraulic substations device generally all carries one or more natural gas steel cylinder 10 on air pipe is unloaded in the market.Natural gas is from the big volume steel cylinder front-end A of substation car ' discharge, it is transported in the natural gas steel cylinder 10 in hydraulic pressure skid body, again by separation and filtering, it is transported to the filling machine in natural gas filling station, natural gas is measured by filling machine to be injected high-pressure natural gas in the gas bomb of gas-fueled vehicles, reaches the purpose to refueling.Natural gas steel cylinder in the structure shown here is special equipment, and the way to manage in various regions is different, and execution of each place Department of Qulity Supervision to national standard has deviation, causes many users to go through the formalities difficulty greatly, while the problems such as also facing the annual test in later stage.
The content of the invention
In order to solve the above-mentioned technical problem, the invention reside in providing a kind of natural gas hydraulic substation and its unloading gas system, to solve the problems such as liquid medium easily injects target container in the prior art.
For above-mentioned technical problem, what the present invention proposed a kind of natural gas hydraulic substation unloads gas system, including：Separation equipment is buffered, the buffering separation equipment is connected by unloading air pipe with substation car, the natural gas that the buffering separation equipment can convey the substation car carries out gas-liquid separation and carries out gas-liquid monitoring；Wherein, the buffering separation equipment includes：Gas buffer separating pipe, fluid cushion separating pipe and gas-liquid monitoring device；The gas buffer separating pipe is located at the top of the fluid cushion separating pipe, and the lower end interface of the gas buffer separating pipe is connected with the upper end interface of the fluid cushion separating pipe；The gas-liquid monitoring device is arranged on the link position of the gas buffer separating pipe and the fluid cushion separating pipe, the gas-liquid state to monitor the link position.
In a preferred approach, the gas buffer separating pipe and the fluid cushion separating pipe are vertically arranged.
In a preferred approach, the link position of the gas buffer separating pipe and the fluid cushion separating pipe is provided with a block, and the block is interconnected with the gas buffer separating pipe, the fluid cushion separating pipe and the gas-liquid monitoring device.
In a preferred approach, the lower end of the fluid cushion separating pipe is provided with valve, the liquid medium to discharge the fluid cushion separating pipe.
In a preferred approach, the gas system of unloading also includes：Filter and filling machine, the filter and the filling machine are located at unloading on air pipe between the buffering separation equipment and target gas bomb；The filter to the gas phase natural gas after the buffering separation equipment separation to filter；The filling machine to the target gas bomb by gas phase natural gas after filtering to carry out aerating.
In a preferred approach, in addition to safety valve, the safety valve is located at the front end of the filter.
In a preferred approach, air pipe is unloaded provided with choke valve between the substation car and the buffering separation equipment.
In a preferred approach, the choke valve is ball valve.
The present invention also proposes a kind of natural gas hydraulic substation, including：Substation car and above-mentioned unload gas system.
As shown from the above technical solution, advantages and positive effects of the present invention are：Improved on gas-liquid buffer device, eliminate natural gas steel cylinder of the prior art, so that this, which is unloaded, no longer includes special equipment in gas system；Gas buffer separating pipe and fluid cushion separating pipe do not reach the rank of pressure pipeline, are not belonging to special equipment, without examination ＆ approval, and use more facilitates；Control detection design, i.e. gas-liquid detection means are added, the probability of happening of equipment interruption of service is effectively reduced, the reliability and stability of equipment are greatly improved.The present invention is simple in construction, and upgrading has been carried out in existing equipment, and feasibility is high, and pipeline can be realized prefabricated in field, and hazardous area need not get angry at the scene, directly progress pipeline connection, reduce manpower and materials.
Brief description of the drawings
Fig. 1 is the front view that prior art natural gas hydraulic substation unloads depressed structure.
Fig. 2 is the left view that prior art natural gas hydraulic substation unloads depressed structure.
Fig. 3 is the front view that natural gas hydraulic substation of the embodiment of the present invention unloads depressed structure.
Fig. 4 is the left view that natural gas hydraulic substation of the embodiment of the present invention unloads depressed structure.
Description of reference numerals is as follows：10th, steel cylinder；2nd, separation equipment is buffered；3rd, filter；5th, safety valve；6th, choke valve；7th, air pipe is unloaded；21st, gas buffer separating pipe；22nd, fluid cushion separating pipe；23rd, gas-liquid monitoring device；24th, block；25th, valve；31st, vent valves.
Embodiment
Embodying the exemplary embodiment of feature of present invention and advantage will describe in detail in the following description.It should be understood that the present invention can have various changes in different embodiments, it is neither departed from the scope of the present invention, and explanation therein and diagram are treated as purposes of discussion in itself, and is not used to the limitation present invention.
The present invention is further detailed explanation with reference to the accompanying drawings and examples.
The natural gas hydraulic substation of the present embodiment, including：Substation car（It is not drawn into figure）With unload gas system.Natural gas is discharged from the front end of substation car, is delivered to through unloading gas system in target container, the gas bomb of such as gas-fueled vehicles.
Natural gas hydraulic substation unloads gas system, including：Buffer separation equipment 2, filter 3, filling machine（It is not drawn into figure）, safety valve 5, choke valve 6 and connection the said equipment unload air pipe 7.
Buffering separation equipment 2 is connected by unloading the A ends of air pipe 7 with substation car, and the natural gas that buffering separation equipment 2 can convey substation car carries out gas-liquid separation and carries out gas-liquid monitoring.
Wherein, buffering separation equipment 2 includes：Gas buffer separating pipe 21, fluid cushion separating pipe 22 and gas-liquid monitoring device 23.
Gas buffer separating pipe 21 is located at the top of fluid cushion separating pipe 22, and gas buffer separating pipe 21 and fluid cushion separating pipe 22 are vertically arranged.The lower end interface of gas buffer separating pipe 21 is connected with the upper end interface of fluid cushion separating pipe 22, and gas-liquid monitoring device 23 is arranged on the link position of gas buffer separating pipe 21 and fluid cushion separating pipe 22, the gas-liquid state to monitor the link position.It is preferred that the link position in gas buffer separating pipe 21 and fluid cushion separating pipe 22 is additionally provided with block 24, block 24 is interconnected with gas buffer separating pipe 21, fluid cushion separating pipe 22 and gas-liquid monitoring device 23.
When natural gas is delivered to the interface position of gas buffer separating pipe 21 and fluid cushion separating pipe 22, gas phase media continues to convey along gas buffer separating pipe 21, the liquid flowed through at a high speed is settled down to fluid cushion separating pipe 22 because of gravity buffering, so as to realize gas-liquid separation of the natural gas in buffering separation equipment 2.
In actual use, gas buffer separating pipe 21 and fluid cushion separating pipe 22 can also be that general vertical is set, and are such as obliquely installed, are not construed as limiting herein.
The lower end of fluid cushion separating pipe 22 is provided with valve 25, the liquid medium to discharge fluid cushion separating pipe 22.
It is preferred that gas buffer separating pipe 21 is identical with the length of fluid cushion separating pipe 22, it is ensured that the accuracy and promptness of the measurement result of gas-liquid monitoring device 23.
Filter 3 and filling machine are located at buffering separation equipment 2 and target gas bomb（It is not drawn into figure）Between unload on air pipe 7；Wherein, the B ends for unloading air pipe 7 are connected with filling machine, and filter 3 is located at the front end of filling machine, and safety valve 5 is located at the front end of filter 3.The lower end of filter 3 is provided with vent valves 31, and air pipe is unloaded provided with diffusion mouth C-terminal close to the top of safety valve 5.
When system pressure exceedes setting, 5 are opened the safety-valve to make system pressure be no more than permissible value a part of gas discharge in system, so as to ensure that because of hypertonia accident occurs for system.Filter 3 is filtered to the gas phase natural gas after being separated to buffering separation equipment 2, and filling machine 4 to target gas bomb by gas phase natural gas after filtering to carry out aerating.
Choke valve 6 is located at unloading on air pipe 7 between substation car and buffering separation equipment 2.In the present embodiment, choke valve 6 is ball valve, to control fluid flow.
The operation principle for unloading gas system of the present embodiment natural gas hydraulic substation is：The drop that high speed flows through is entered row buffering sedimentation separation by buffering separation equipment 2.The middle part of gas buffer separating pipe 21 and fluid cushion separating pipe 22 is installed by gas-liquid monitoring device 23 moment monitoring medium gas-liquid state, gas-liquid monitoring device 23 is arranged on block 24, gas buffer separating pipe 21 and fluid cushion separating pipe 22 pass through the UNICOM of block 24, liquid level inside fluid cushion separating pipe 22 is after the detection zone of gas-liquid monitoring device 23 is reached, control system prompting alarm is simultaneously out of service；Operation and maintenance personnel on standing carries out blowdown or safety detection to gas buffer separating pipe 21 and fluid cushion separating pipe 22 by valve 25, liquid medium is injected into target container so as to avoid according to alarm.
The present embodiment natural gas hydraulic substation unloads gas system, is improved in equipment, eliminates natural gas steel cylinder of the prior art, so that this, which is unloaded, no longer includes special equipment in gas system；Gas buffer separating pipe 21 and fluid cushion separating pipe 22 do not reach the rank of pressure pipeline, are not belonging to special equipment, without examination ＆ approval, and use more facilitates；Control detection design, i.e. gas-liquid detection means are added, the probability of happening of equipment interruption of service is effectively reduced, the reliability and stability of equipment are greatly improved.
The present invention is simple in construction, and upgrading has been carried out in existing equipment, and feasibility is high, and pipeline can be realized prefabricated in field, and hazardous area need not get angry at the scene, directly progress pipeline connection, reduce manpower and materials.
Although describing the present invention with reference to above exemplary embodiment, it is to be understood that, term used is explanation and exemplary and nonrestrictive term.Because the present invention can be embodied without departing from the spiritual or substantive of invention in a variety of forms, it is to be understood that, above-mentioned embodiment is not limited to any foregoing details, and should widely be explained in the spirit and scope that appended claims are limited, therefore the whole changes fallen into claim or its equivalent scope and remodeling all should be appended claims and covered.
Claims (9)
1. a kind of natural gas hydraulic substation unloads gas system, it is characterised in that including：Separation equipment is buffered, the buffering separation equipment is connected by unloading air pipe with substation car, the natural gas that the buffering separation equipment can convey the substation car carries out gas-liquid separation and carries out gas-liquid monitoring；
Wherein, the buffering separation equipment includes：Gas buffer separating pipe, fluid cushion separating pipe and gas-liquid monitoring device；The gas buffer separating pipe is located at the top of the fluid cushion separating pipe, and the lower end interface of the gas buffer separating pipe is connected with the upper end interface of the fluid cushion separating pipe；The gas-liquid monitoring device is arranged on the link position of the gas buffer separating pipe and the fluid cushion separating pipe, the gas-liquid state to monitor the link position.
2. unload gas system as claimed in claim 1, it is characterised in that the gas buffer separating pipe and the fluid cushion separating pipe are vertically arranged.
3. unload gas system as claimed in claim 1, it is characterized in that, the link position of the gas buffer separating pipe and the fluid cushion separating pipe is provided with a block, and the block is interconnected with the gas buffer separating pipe, the fluid cushion separating pipe and the gas-liquid monitoring device.
4. unload gas system as claimed in claim 1, it is characterised in that the lower end of the fluid cushion separating pipe is provided with valve, the liquid medium to discharge the fluid cushion separating pipe.
5. unload gas system as claimed in claim 1, it is characterised in that the gas system of unloading also includes：Filter and filling machine, the filter and the filling machine are located at unloading on air pipe between the buffering separation equipment and target gas bomb；
The filter to the gas phase natural gas after the buffering separation equipment separation to filter；
The filling machine to the target gas bomb by gas phase natural gas after filtering to carry out aerating.
6. unload gas system as claimed in claim 5, it is characterised in that also including safety valve, the safety valve is located at the front end of the filter.
7. unload gas system as claimed in claim 1, it is characterised in that unload air pipe provided with choke valve between the substation car and the buffering separation equipment.
8. unload gas system as claimed in claim 7, it is characterised in that the choke valve is ball valve.
9. a kind of natural gas hydraulic substation, it is characterised in that including：Gas system is unloaded described in substation car and claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242332.XA CN107304972A (en) | 2016-04-18 | 2016-04-18 | Natural gas hydraulic substation and its unload gas system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242332.XA CN107304972A (en) | 2016-04-18 | 2016-04-18 | Natural gas hydraulic substation and its unload gas system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107304972A true CN107304972A (en) | 2017-10-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610242332.XA Pending CN107304972A (en) | 2016-04-18 | 2016-04-18 | Natural gas hydraulic substation and its unload gas system |
Country Status (1)
| Country | Link |
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| CN (1) | CN107304972A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101628546A (en) * | 2009-08-12 | 2010-01-20 | 中油特种车辆有限公司 | Pressure reducing system for fuel gas and natural gas dewaxing vehicle |
| CN102032440A (en) * | 2009-09-28 | 2011-04-27 | 张家港圣汇气体化工装备有限公司 | Gas-liquid separator for liquefied natural gas filling system |
| CN202040539U (en) * | 2011-04-22 | 2011-11-16 | 重庆耐德燃气设备有限公司 | Centralized blowdown system of energy-saving hydraulic compressed natural gas (CNG) automobile gas filling substation system |
| CN202226835U (en) * | 2011-09-09 | 2012-05-23 | 西安长庆科技工程有限责任公司 | Self-used natural gas separator |
| CN202812777U (en) * | 2012-09-24 | 2013-03-20 | 北京长征天民高科技有限公司 | Float-type gas-liquid separator for liquefied natural gas filling machine |
| CN204477683U (en) * | 2015-03-16 | 2015-07-15 | 青岛新奥燃气有限公司 | CNG gas station blowdown gas recovering device |
| CN204512941U (en) * | 2014-12-30 | 2015-07-29 | 安瑞科(廊坊)能源装备集成有限公司 | Gas-liquid separation device and there is the L-CNG refueling system of this device |
| CN204901319U (en) * | 2015-07-29 | 2015-12-23 | 定远县瑞安天然气技术服务有限公司 | Female station of CNG air entrainment |
| CN205535043U (en) * | 2016-04-18 | 2016-08-31 | 安瑞科(廊坊)能源装备集成有限公司 | Natural gas liquid presses sub -station and unload gas system thereof |
-
2016
- 2016-04-18 CN CN201610242332.XA patent/CN107304972A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101628546A (en) * | 2009-08-12 | 2010-01-20 | 中油特种车辆有限公司 | Pressure reducing system for fuel gas and natural gas dewaxing vehicle |
| CN102032440A (en) * | 2009-09-28 | 2011-04-27 | 张家港圣汇气体化工装备有限公司 | Gas-liquid separator for liquefied natural gas filling system |
| CN202040539U (en) * | 2011-04-22 | 2011-11-16 | 重庆耐德燃气设备有限公司 | Centralized blowdown system of energy-saving hydraulic compressed natural gas (CNG) automobile gas filling substation system |
| CN202226835U (en) * | 2011-09-09 | 2012-05-23 | 西安长庆科技工程有限责任公司 | Self-used natural gas separator |
| CN202812777U (en) * | 2012-09-24 | 2013-03-20 | 北京长征天民高科技有限公司 | Float-type gas-liquid separator for liquefied natural gas filling machine |
| CN204512941U (en) * | 2014-12-30 | 2015-07-29 | 安瑞科(廊坊)能源装备集成有限公司 | Gas-liquid separation device and there is the L-CNG refueling system of this device |
| CN204477683U (en) * | 2015-03-16 | 2015-07-15 | 青岛新奥燃气有限公司 | CNG gas station blowdown gas recovering device |
| CN204901319U (en) * | 2015-07-29 | 2015-12-23 | 定远县瑞安天然气技术服务有限公司 | Female station of CNG air entrainment |
| CN205535043U (en) * | 2016-04-18 | 2016-08-31 | 安瑞科(廊坊)能源装备集成有限公司 | Natural gas liquid presses sub -station and unload gas system thereof |
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