CN107060924A - A kind of piston type natural gas pressure difference TRT - Google Patents
A kind of piston type natural gas pressure difference TRT Download PDFInfo
- Publication number
- CN107060924A CN107060924A CN201710406504.7A CN201710406504A CN107060924A CN 107060924 A CN107060924 A CN 107060924A CN 201710406504 A CN201710406504 A CN 201710406504A CN 107060924 A CN107060924 A CN 107060924A
- Authority
- CN
- China
- Prior art keywords
- natural gas
- solenoid valve
- piston
- piston type
- chamber
- 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
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 160
- 239000003345 natural gas Substances 0.000 title claims abstract description 80
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims abstract description 16
- 230000008676 import Effects 0.000 claims description 4
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 8
- 230000001172 regenerating effect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B1/00—Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements
- F01B1/02—Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements with cylinders all in one line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B23/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01B23/10—Adaptations for driving, or combinations with, electric generators
Abstract
The invention discloses a kind of piston type natural gas pressure difference TRT, including natural gas line, piston type pressure difference kinetic energy driving mechanism, main line regulating valve, magnetic valve controller, dry filtrating equipment, crank link gear and generator, plug pressure difference kinetic energy driving mechanism includes at least two piston type cylinders, upper chamber and lower chambers are divided into by piston in piston type cylinder, upper chamber is connected with high-pressure natural gas admission line respectively, is interconnected between lower chambers, between lower chambers and low pressure natural gas outlet pipe；Main line regulating valve and piston type pressure difference kinetic energy driving mechanism are connected in parallel between high-pressure natural gas admission line, low pressure natural gas outlet pipe.The pressure energy of natural gas is converted into kinetic energy, and drive generator to rotate by the present invention compared to prior art using piston and crank link gear, the purpose generated electricity is realized, it is achieved thereby that the energy regenerating of high-pressure natural gas, simple and reasonable, small volume, is easy to Operation and maintenance.
Description
Technical field
The present invention relates to a kind of piston type natural gas pressure difference TRT.
Background technology
Natural gas as a kind of important energy source of China be used industry and domestic life various aspects, but industry and family
Natural gas is all the gases at high pressure by exploitation of oil-gas field mostly, by impurity elimination plus smelly and be transported to voltage regulating stations at different levels, is passed through
After voltage regulating station decompressions at different levels for users to use.But existing voltage regulating station is typically depressured using pressure regulator valve at present, is wasted
Substantial amounts of high-pressure energy.Therefore, many natural gas high pressure energy utilized devices based on differential pressure power generation are suggested, for example, authorize
Notification number is CN203394597U utility model patent, discloses a kind of natural gas pressure difference and generates electricity and cold recovery system, its
Generated electricity by Turbine expansion unit；In another example application publication number is CN105332743A application for a patent for invention natural pressure
Poor electricity generation system, it is also to be generated electricity by turbo-expander, realizes the purpose of natural gas pressure difference energy regenerating generating.But
It is to consider that above-mentioned patent system is all complex, and turbine is bulky, installation from natural gas pressure difference using angle
It is complex, therefore need in design and use demonstration extensively.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of piston type natural gas pressure difference TRT.
In order to achieve the above object, technical scheme is as follows：
The present invention provides a kind of piston type natural gas pressure difference TRT, including：
Natural gas line, including high-pressure natural gas admission line and low pressure natural gas outlet pipe；
Piston type pressure difference kinetic energy driving mechanism, piston type pressure difference kinetic energy driving mechanism is connected to high-pressure natural gas air inlet pipe
Between road, low pressure natural gas outlet pipe, piston type pressure difference kinetic energy driving mechanism includes at least two piston type cylinders, piston type
Upper chamber and lower chambers are divided into by piston in cylinder, upper chamber is connected with high-pressure natural gas admission line respectively, lower chambers it
Between, be interconnected between lower chambers and low pressure natural gas outlet pipe；
Main line regulating valve, main line regulating valve is connected in parallel in high-pressure natural gas with piston type pressure difference kinetic energy driving mechanism
Between admission line, low pressure natural gas outlet pipe；
Magnetic valve controller, including inlet solenoid valve, outlet solenoid valve and solenoid valve controller, inlet solenoid valve are set
Between upper chamber, high-pressure natural gas admission line, outlet solenoid valve is arranged at upper chamber and the cavity of resorption of each piston type cylinder
Between room, inlet solenoid valve and outlet solenoid valve are connected with solenoid valve controller；
Dry filtrating equipment, it is arranged on high-pressure natural gas admission line and positioned at the front end of inlet solenoid valve；
Crank link gear, crank link gear is connected with the piston of piston type cylinder respectively, for driving
The piston move toward one another of two piston type cylinders of arbitrary neighborhood and convert mechanical energy into electric energy；
Generator, the input of generator is connected with crank link gear.
The pressure energy of natural gas is converted into moving by the present invention compared to prior art using piston and crank link gear
Can, and drive generator to rotate, the purpose generated electricity is realized, it is achieved thereby that the energy regenerating of high-pressure natural gas, conjunction simple in construction
Reason, small volume is easy to Operation and maintenance.
Wherein, above-mentioned piston type pressure difference kinetic energy driving mechanism left piston formula cylinder and right piston formula cylinder, import electromagnetism
Valve includes left inlet solenoid valve and right inlet solenoid valve, and outlet solenoid valve includes left outlet solenoid valve and right outlet solenoid valve, left
It is divided into piston type cylinder by left piston in upper left chamber and lower-left chamber, right piston formula cylinder and upper right is divided into by right piston
Chamber and bottom right chamber, lower-left chamber, bottom right chamber are connected with low pressure natural gas outlet pipe, left inlet solenoid valve respectively with a left side
Upper chamber, the connection of high-pressure natural gas admission line, right inlet solenoid valve connect with upper right chamber, high-pressure natural gas admission line respectively
Connect, left outlet solenoid valve is connected with upper left chamber, lower-left chamber respectively, right outlet solenoid valve respectively with upper right chamber, bottom right chamber
Room is connected, and left inlet solenoid valve, left outlet solenoid valve, right inlet solenoid valve, right outlet solenoid valve and solenoid valve controller are electrically connected
Connect.
The operation principle to the present invention is described further below：
During operation, left piston right piston in top, right piston formula cylinder is located at bottom, supervisor in left piston formula cylinder
Road regulating valve is closed, and now bring into operation piston type natural gas pressure difference TRT, the generator operation process in two stages, the
One stage, left inlet solenoid valve is opened, and left outlet solenoid valve is closed, and right inlet solenoid valve is closed, and right outlet solenoid valve is opened, high
Pressing natural gas flow to enter left piston formula cylinder after dry filtrating equipment promotes left piston to do work downwards, drives crank connecting link transmission
Plant running, so that drive the right piston of right piston formula cylinder to move upwards, it is left when left piston runs to 1/2-3/4 volumes
Inlet solenoid valve is closed promotes left piston to continue to move downward until left piston reaches cylinder bottom dead centre by gas differential pressure, completes
First stage, while continuing to move under the effect of inertia of crank link gear, when the right piston of right piston formula cylinder is arrived
During up to top dead-centre, left outlet solenoid valve and right inlet solenoid valve are opened, right outlet solenoid valve is closed, into second stage, now
High-pressure natural gas enters right piston formula cylinder and promotes right piston to move downward acting, when right piston runs to 1/2-3/4 volumes,
Right inlet solenoid valve is closed promotes right piston to continue to move downward until right piston arrival cylinder bottom dead centre by gas differential pressure, from
And a circulation is completed, continue electromagnetic valve for adjusting on off state, into subsequent cycle, and in the cyclic process, crank connecting link
Transmission device output kinetic energy, drives electrical power generators, wherein, electromagnetic valve switch control is realized by solenoid valve controller, electromagnetism
Valve control is logic electronic components, and generator is alternating current generator, and main line regulating valve is differential pressure balancing valve or quck-opening valve.For
More preferably realize system run all right, by two piston type cylinder bottom locks and be interconnected and with low pressure natural gas escape pipe
Road is connected, it is ensured that the back pressure of piston operation is low pressure natural gas pressure, so that system run all right.
As preferred technical scheme, startup motor is additionally provided with, starts the top of motor and crank connecting link
Connection.
Using above-mentioned preferred scheme, increase starts motor, and the quick startup of crank link gear can be achieved,
Be conducive to the stable operation of system.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, as shown in figure 1, providing a kind of living in the one of which embodiment of the present invention
Plug natural gas pressure difference TRT, including：
Natural gas line, including high-pressure natural gas admission line 1 and low pressure natural gas outlet pipe 2；
Piston type pressure difference kinetic energy driving mechanism, piston type pressure difference kinetic energy driving mechanism is connected to high-pressure natural gas admission line
1st, between low pressure natural gas outlet pipe 2, piston type pressure difference kinetic energy driving mechanism includes two piston type cylinders, piston type cylinder
Interior to be divided into upper chamber and lower chambers by piston, upper chamber is connected with high-pressure natural gas admission line respectively, between lower chambers, under
It is interconnected between chamber and low pressure natural gas outlet pipe；
Main line regulating valve 13, main line regulating valve 13 is connected in parallel in high pressure day with piston type pressure difference kinetic energy driving mechanism
Between right gas admission line, low pressure natural gas outlet pipe；
Magnetic valve controller, including inlet solenoid valve, outlet solenoid valve and solenoid valve controller 12, inlet solenoid valve is set
It is placed between upper chamber, high-pressure natural gas admission line, outlet solenoid valve is arranged at the upper chamber of each piston type cylinder with
Between chamber, inlet solenoid valve and outlet solenoid valve are connected with solenoid valve controller；
Dry filtrating equipment 3, it is arranged on high-pressure natural gas admission line 1 and positioned at the front end of inlet solenoid valve；
Crank link gear 10, crank link gear 10 is connected with the piston of piston type cylinder respectively, is used for
Drive the piston move toward one another of two piston type cylinders of arbitrary neighborhood and convert mechanical energy into electric energy；
Generator 11, the input of generator 11 is connected with crank link gear 10.
Present embodiment is changed the pressure energy of natural gas using piston and crank link gear compared to prior art
Into kinetic energy, and drive generator to rotate, realize the purpose generated electricity, it is achieved thereby that the energy regenerating of high-pressure natural gas, structure letter
Single reasonable, small volume is easy to Operation and maintenance.
Wherein, above-mentioned piston type pressure difference kinetic energy driving mechanism left piston formula cylinder 4 and right piston formula cylinder 5, import electricity
Magnet valve includes left inlet solenoid valve 6 and right inlet solenoid valve 8, and outlet solenoid valve includes left outlet solenoid valve 7 and right outlet electromagnetism
It is divided into valve 9, left piston formula cylinder 4 by left piston in upper left chamber and lower-left chamber, right piston formula cylinder 5 by right piston point
Upper right chamber and bottom right chamber are divided into, lower-left chamber, bottom right chamber are connected with low pressure natural gas outlet pipe 2, left import electromagnetism
Valve 6 is connected with upper left chamber, high-pressure natural gas admission line 1 respectively, right inlet solenoid valve 8 respectively with upper right chamber, high pressure day
Right gas admission line 1 is connected, and left outlet solenoid valve 7 is connected with upper left chamber, lower-left chamber respectively, and right outlet solenoid valve 9 is distinguished
It is connected with upper right chamber, bottom right chamber, left inlet solenoid valve 6, left outlet solenoid valve 7, right inlet solenoid valve 8, right outlet electromagnetism
Valve 9 is electrically connected with solenoid valve controller 12.
The operation principle to the present invention is described further below：
During operation, left piston right piston in top, right piston formula cylinder 5 is located at bottom in left piston formula cylinder 4, main
Pipeline regulating valve 13 is closed, and now bring into operation piston type natural gas pressure difference TRT, and the generator operation process is divided to two ranks
Section, first stage, left inlet solenoid valve 6 is opened, and left outlet solenoid valve 7 is closed, and right inlet solenoid valve 8 is closed, right outlet electromagnetism
Valve 9 is opened, high-pressure natural gas flow through after dry filtrating equipment 3 enter left piston formula cylinder 4 promote left piston do work downwards, drive
Crank link gear 10 is run, so as to drive the right piston of right piston formula cylinder 5 to move upwards, when left piston runs to 1/
During 2-3/4 volumes, left inlet solenoid valve 6 is closed promotes left piston to continue to move downward until left piston is reached by gas differential pressure
Cylinder bottom dead centre, completes the first stage, while continuing to move under the effect of inertia of crank link gear 10, works as right piston
When the right piston of formula cylinder 5 reaches top dead-centre, left outlet solenoid valve 7 and right inlet solenoid valve 8 are opened, right outlet solenoid valve is closed
9, into second stage, now high-pressure natural gas enters right piston formula cylinder 5 and promotes right piston to move downward acting, works as right piston
When running to 1/2-3/4 volumes, right inlet solenoid valve 8 is closed promotes right piston to continue to move downward until the right side by gas differential pressure
Piston reaches cylinder bottom dead centre, so as to complete a circulation, continues electromagnetic valve for adjusting on off state, into subsequent cycle, and
In the cyclic process, the output kinetic energy of crank link gear 10 drives electrical power generators, wherein, electromagnetic valve switch control is logical
Cross solenoid valve controller 12 to realize, solenoid valve controller 12 is logic electronic components, generator 11 is alternating current generator, main line
Regulating valve 13 is differential pressure balancing valve or quck-opening valve.In order to more preferably realize system run all right, two piston type cylinder bottoms are sealed
Close and be interconnected and connected with low pressure natural gas outlet pipe, it is ensured that the back pressure of piston operation is low pressure natural gas pressure, from
And make system run all right.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, startup motor is additionally provided with, the top for starting motor and crank connecting link is connected.
Using above-mentioned preferred scheme, increase starts motor, and the quick startup of crank link gear can be achieved,
Be conducive to the stable operation of system.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, three or four piston type cylinders, three or four bottom locks and interconnected piston type are provided with
Cylinder.
Using above-mentioned preferred scheme, multiple piston type cylinders can coordinate corresponding crank connecting link drive device and electromagnetism
Control valve device, realizes multi-cylinder driving generating.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (6)
1. a kind of piston type natural gas pressure difference TRT, it is characterised in that including：
Natural gas line, including high-pressure natural gas admission line and low pressure natural gas outlet pipe；
Piston type pressure difference kinetic energy driving mechanism, piston type pressure difference kinetic energy driving mechanism is connected to high-pressure natural gas admission line, low
Press between natural gas outlet pipe, piston type pressure difference kinetic energy driving mechanism includes at least two piston type cylinders, piston type cylinder
Interior to be divided into upper chamber and lower chambers by piston, upper chamber is connected with high-pressure natural gas admission line respectively, between lower chambers, under
It is interconnected between chamber and low pressure natural gas outlet pipe；
Main line regulating valve, main line regulating valve is connected in parallel in high-pressure natural gas air inlet with piston type pressure difference kinetic energy driving mechanism
Between pipeline, low pressure natural gas outlet pipe；
Magnetic valve controller, including inlet solenoid valve, outlet solenoid valve and solenoid valve controller, inlet solenoid valve are arranged at
Between chamber, high-pressure natural gas admission line, outlet solenoid valve be arranged at each piston type cylinder upper chamber and lower chambers it
Between, inlet solenoid valve and outlet solenoid valve are connected with solenoid valve controller；
Dry filtrating equipment, it is arranged on high-pressure natural gas admission line and positioned at the front end of inlet solenoid valve；
Crank link gear, crank link gear is connected with the piston of piston type cylinder respectively, any for driving
The piston move toward one another of adjacent two piston type cylinders and convert mechanical energy into electric energy；
Generator, the input of generator is connected with crank link gear.
2. piston type natural gas pressure difference TRT according to claim 1, it is characterised in that piston type pressure difference kinetic energy drives
Dynamic device left piston formula cylinder and right piston formula cylinder, inlet solenoid valve include left inlet solenoid valve and right inlet solenoid valve, gone out
Mouthful magnetic valve include in left outlet solenoid valve and right outlet solenoid valve, left piston formula cylinder by left piston be divided into upper left chamber and
Lower-left chamber, is divided into upper right chamber and bottom right chamber in right piston formula cylinder by right piston, lower-left chamber, bottom right chamber and low
The connection of natural gas outlet pipe is pressed, left inlet solenoid valve is connected with upper left chamber, high-pressure natural gas admission line respectively, right import
Magnetic valve is connected with upper right chamber, high-pressure natural gas admission line respectively, left outlet solenoid valve respectively with upper left chamber, lower-left chamber
Room is connected, and right outlet solenoid valve is connected with upper right chamber, bottom right chamber respectively, and left inlet solenoid valve, left outlet solenoid valve, the right side are entered
Mouth magnetic valve, right outlet solenoid valve are electrically connected with solenoid valve controller.
3. piston type natural gas pressure difference TRT according to claim 1, it is characterised in that solenoid valve controller is to patrol
Collect electronic component.
4. piston type natural gas pressure difference TRT according to claim 1, it is characterised in that generator is alternative electric generation
Machine.
5. piston type natural gas pressure difference TRT according to claim 1, it is characterised in that main line regulating valve is pressure
Poor balanced valve or quck-opening valve.
6. piston type natural gas pressure difference TRT according to claim 1, it is characterised in that be additionally provided with startup driving
Motor, the top for starting motor and crank connecting link is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406504.7A CN107060924A (en) | 2017-06-02 | 2017-06-02 | A kind of piston type natural gas pressure difference TRT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406504.7A CN107060924A (en) | 2017-06-02 | 2017-06-02 | A kind of piston type natural gas pressure difference TRT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107060924A true CN107060924A (en) | 2017-08-18 |
Family
ID=59615601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710406504.7A Pending CN107060924A (en) | 2017-06-02 | 2017-06-02 | A kind of piston type natural gas pressure difference TRT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107060924A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952907A (en) * | 2017-09-18 | 2018-12-07 | 国家能源大规模物理储能技术（毕节）研发中心 | A kind of the bleed pressure energy regenerating and utilization technology of CNG natural gas vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2191294Y (en) * | 1994-06-07 | 1995-03-08 | 武建军 | Hydraulic generator |
| CN101705846A (en) * | 2009-11-19 | 2010-05-12 | 绍兴文理学院 | Steam compression type heat engine with working medium phase change circulation |
| CN103939146A (en) * | 2014-05-09 | 2014-07-23 | 西南石油大学 | Multi-cylinder piston power machine with high-pressure gas pressure energy |
| CN204163773U (en) * | 2014-10-20 | 2015-02-18 | 西南石油大学 | A kind of high-pressure gas pressure energy double-action two-cylinder piston power engine |
| CN106640245A (en) * | 2016-11-16 | 2017-05-10 | 深圳市燃气集团股份有限公司 | Natural gas pipeline network pressure energy recovery method and device using piston expander |
| CN206801632U (en) * | 2017-06-02 | 2017-12-26 | 同度能源科技（江苏）股份有限公司 | A kind of piston type natural gas pressure difference TRT |
-
2017
- 2017-06-02 CN CN201710406504.7A patent/CN107060924A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2191294Y (en) * | 1994-06-07 | 1995-03-08 | 武建军 | Hydraulic generator |
| CN101705846A (en) * | 2009-11-19 | 2010-05-12 | 绍兴文理学院 | Steam compression type heat engine with working medium phase change circulation |
| CN103939146A (en) * | 2014-05-09 | 2014-07-23 | 西南石油大学 | Multi-cylinder piston power machine with high-pressure gas pressure energy |
| CN204163773U (en) * | 2014-10-20 | 2015-02-18 | 西南石油大学 | A kind of high-pressure gas pressure energy double-action two-cylinder piston power engine |
| CN106640245A (en) * | 2016-11-16 | 2017-05-10 | 深圳市燃气集团股份有限公司 | Natural gas pipeline network pressure energy recovery method and device using piston expander |
| CN206801632U (en) * | 2017-06-02 | 2017-12-26 | 同度能源科技（江苏）股份有限公司 | A kind of piston type natural gas pressure difference TRT |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952907A (en) * | 2017-09-18 | 2018-12-07 | 国家能源大规模物理储能技术（毕节）研发中心 | A kind of the bleed pressure energy regenerating and utilization technology of CNG natural gas vehicle |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211102 Address after: 215300 No. 89, Baoyi Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Jiangsu Tongyi Energy Technology Co.,Ltd. Address before: 215300 No. 560 gangpu Road, Zhangpu Town, Kunshan, Suzhou, Jiangsu Applicant before: TONGDU ENERGY TECHNOLOGY (JIANGSU) CO.,LTD. |
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Application publication date: 20170818 |
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