CN107906367A - A kind of mini gas pipe network pressure regulation power generator - Google Patents
A kind of mini gas pipe network pressure regulation power generator Download PDFInfo
- Publication number
- CN107906367A CN107906367A CN201711201276.6A CN201711201276A CN107906367A CN 107906367 A CN107906367 A CN 107906367A CN 201711201276 A CN201711201276 A CN 201711201276A CN 107906367 A CN107906367 A CN 107906367A
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- Prior art keywords
- pressure
- pressure regulation
- pipeline
- valve
- power generation
- Prior art date
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- 230000033228 biological regulation Effects 0.000 title claims abstract description 94
- 238000010248 power generation Methods 0.000 claims abstract description 49
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 21
- 238000003795 desorption Methods 0.000 claims abstract description 19
- 238000009792 diffusion process Methods 0.000 claims abstract description 9
- 230000006641 stabilisation Effects 0.000 claims description 20
- 238000011105 stabilization Methods 0.000 claims description 20
- 230000005611 electricity Effects 0.000 abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 36
- 239000007789 gas Substances 0.000 description 21
- 239000003345 natural gas Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
-
- 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
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
Abstract
The invention discloses a kind of mini gas pipe network pressure regulation power generator, including babinet and the pressure regulation unit and generator unit that are arranged in babinet, pressure regulation unit includes pressure regulation pipeline and the secondary filter being arranged on pressure regulation pipeline, turbine flowmeter, the first pressure regulator and check-valves, pressure regulation pipeline between first pressure regulator and check-valves is equipped with desorption tube, and desorption tube is equipped with diffusion valve;Damper, solenoid valve, fluid motor and the second pressure regulator that generator unit includes power generation pipeline and is successively set on power generation pipeline, fluid motor is coaxially connected with generator, pressure regulation pipeline between the upstream end of power generation pipeline and turbine flowmeter and the first pressure regulator connects, the pressure regulation pipeline connection between the downstream for the pipeline that generates electricity and the first pressure regulator and desorption tube.It has the advantages that simple in structure, integrated level is high, compact, easily controllable, safety and stability.
Description
Technical field
The present invention relates to a kind of generating equipment, and in particular to a kind of pressure regulation for gas distributing system and generating integrated collection
Into device.
Background technology
Natural gas energy resource not only has the advantages that hot quality is high, pollutant is few, but also possesses the extensive, synthesis of wide-range
With advantage.In practical applications, natural gas transportation mainly uses high-pressure transport mode, and user using natural gas using low pressure as
It is main, it is therefore desirable to which that pressure regulation processing is carried out to natural gas.The pressure energy produced for natural gas pressure regulating, those skilled in the art's research
Polytype power generator is opened, to save the energy.Although existing natural gas pressure difference power generator can realize basic hair
Electric purpose, but it is mainly manifested in following aspect in practical applications also there is more problems are stored up:It is complicated, volume is larger,
Flexibility is poor;Installation procedure is cumbersome, not easy to control, stability and security are poor.
The content of the invention
The object of the present invention is to provide a kind of mini gas pipe network pressure regulation power generator, it is with simple in structure, integrated
The advantages of spending height, compact, easily controllable, safety and stability.
For solve natural gas pressure difference power generator of the prior art its it is existing it is complicated, volume is larger, control is difficult
The problems such as degree is big, security is poor, a kind of mini gas pipe network pressure regulation power generator provided by the invention, including babinet and setting
Pressure regulation unit and generator unit in babinet, the pressure regulation unit include pressure regulation pipeline and from upstream end to downstream successively
Filter, turbine flowmeter, the first pressure regulator and the check-valves being arranged on pressure regulation pipeline, between the first pressure regulator and check-valves
Pressure regulation pipeline be equipped with desorption tube, desorption tube is equipped with diffusion valve;The generator unit includes power generation pipeline and from upstream
Hold to downstream the damper being successively set on power generation pipeline, solenoid valve, fluid motor and the second pressure regulator, fluid motor same
Axis connection has generator, and the pressure regulation pipeline between the upstream end of the power generation pipeline and turbine flowmeter and the first pressure regulator connects
Connect, the pressure regulation pipeline connection between the downstream for the pipeline that generates electricity and the first pressure regulator and desorption tube.
Further, a kind of mini gas pipe network pressure regulation power generator of the present invention, wherein, the power generation pipeline uses snake
Shape circuitous configuration, the power generation pipeline between the fluid motor and the second pressure regulator are equipped with bellows.
Further, a kind of mini gas pipe network pressure regulation power generator of the present invention, wherein, the pressure regulation unit further includes
The first shut-off valve and the second shut-off valve being arranged on pressure regulation pipeline, first shut-off valve are in the upstream position of filter,
Second shut-off valve is in the downstream position of check-valves.
Further, a kind of mini gas pipe network pressure regulation power generator of the present invention, wherein, the pressure regulation unit further includes
The first pressure gauge and second pressure gauge being arranged on pressure regulation pipeline, the first pressure gauge are in the upstream position of the second shut-off valve
Put, the second pressure gauge is in the downstream position of the 3rd shut-off valve.
Further, a kind of mini gas pipe network pressure regulation power generator of the present invention, wherein, the generator unit further includes
The 3rd shut-off valve and the 4th shut-off valve being arranged on power generation pipeline, the 3rd shut-off valve are in the upstream position of damper,
4th shut-off valve is in the downstream position of the second pressure regulator.
Further, a kind of mini gas pipe network pressure regulation power generator of the present invention, wherein, the generator unit further includes
First pressure sensor, second pressure sensor and the 3rd pressure sensor being arranged on power generation pipeline, the first pressure
Sensor is in the position between damper and solenoid valve, and the second pressure sensor is in fluid motor and the second pressure regulator
Between position, the 3rd pressure sensor is in the downstream position of the 4th shut-off valve.
Further, a kind of mini gas pipe network pressure regulation power generator of the present invention, wherein, the generator unit further includes
PLC controller, storage battery group and gas detector, the PLC controller are equipped with voltage stabilization and frequency stabilization module, the power generation output of generator
It is connected by power line with the input terminal of voltage stabilization and frequency stabilization module, the input terminal of storage battery group connects with the output terminal of voltage stabilization and frequency stabilization module
Connect, PLC controller also by signal wire respectively with solenoid valve, generator, first pressure sensor, second pressure sensor,
Three pressure sensors are connected with gas detector.
A kind of mini gas pipe network pressure regulation power generator of the present invention compared with prior art, has the following advantages:(1) originally
Invention by the pressure regulation unit and generator unit that set babinet and be arranged in babinet, allow pressure regulation unit include pressure regulation pipeline and
Filter, turbine flowmeter, the first pressure regulator and the check-valves being successively set on from upstream end to downstream on pressure regulation pipeline, and
Desorption tube is set on pressure regulation pipeline between the first pressure regulator and check-valves, diffusion valve is set on desorption tube;Make power generation single
Member includes power generation pipeline and the damper to generate electricity on pipeline, solenoid valve, fluid horse is successively set on from upstream end to downstream
Up to the second pressure regulator, allow the coaxially connected generator of fluid motor, and allow upstream end and the turbine flowmeter and the of power generation pipeline
Between one pressure regulator pressure regulation pipeline connection, allow power generation pipeline downstream and the first pressure regulator and desorption tube between surge pipe
Road connects.Thus just constitute it is a kind of it is simple in structure, integrated level is high, compact, easily controllable, safety and stability small-sized natural
Gas pipe network pressure regulation power generator.In practical applications, allow the upstream end of pressure regulation pipeline to be connected with high pressure pipe network, allow pressure regulation pipeline
Downstream is connected with low-pressure pipe network, and the technical purpose of pressure regulation and power generation can be achieved at the same time by the present invention, and with installation just
The characteristics of victory, using flexible.Detailed process is as follows:After high-pressure natural gas is by the filter and turbine flowmeter on pressure regulation pipeline
It is divided into two-way, along pressure regulation pipeline and is tuned into by the first pressure regulator after low pressure all the way and flows to low-pressure pipe network, enter power generation all the way
Pipeline simultaneously flows back in pressure regulation pipeline again after damper, solenoid valve, fluid motor and the second pressure regulator successively, works as natural gas flow
Through electrical power generators will be driven during fluid motor.The present invention by allow power generation pipeline upstream end and downstream correspond to first
The pressure regulation pipeline connection of pressure regulator both sides, effectively reduces the factor for influencing generator unit operation stability, it is difficult to reduce control
Degree.It is of the invention by setting desorption tube on the pressure regulation pipeline between the first pressure regulator and check-valves at the same time, and on desorption tube
Diffusion valve is set, when producing security risk because pressure is excessive, the natural gas of excess load can be released by opening diffusion valve
Put, to ensure security.(2) scheme as an optimization, the present invention is by allowing power generation pipeline to use snakelike circuitous configuration, and in fluid
Power generation pipeline between motor and the second pressure regulator sets bellows, on the basis of volume is effectively reduced, has power generation pipeline
Enough length is prepared enough, by coordinating bellows, can effectively slow down the fluctuation of natural gas flow velocity and pressure in power generation pipeline, enhance
The stability and security of generator unit.
Shown embodiment makees a kind of mini gas pipe network pressure regulation power generator of the present invention below in conjunction with the accompanying drawings
It is further described:
Brief description of the drawings
Fig. 1 is a kind of structure diagram of mini gas pipe network pressure regulation power generator of the present invention;
Fig. 2 is the structure diagram of generator unit in a kind of mini gas pipe network pressure regulation power generator of the present invention.
Embodiment
Firstly the need of explanation, the noun of locality such as heretofore described upper and lower, front, rear, left and right simply with reference to the accompanying drawings into
Capable description, in order to understand, not to technical scheme and be claimed scope progress limitation.
The embodiment of a kind of mini gas pipe network pressure regulation power generator of the invention as depicted in figs. 1 and 2, including
Babinet 1 and the pressure regulation unit 2 and generator unit 3 being arranged in babinet 1.Pressure regulation unit 2 specifically include pressure regulation pipeline 21 and from
Upstream end to downstream is successively set on filter 22 on pressure regulation pipeline 21, turbine flowmeter 23, the first pressure regulator 24 and only
Valve 25 is returned, desorption tube 26 is set on the pressure regulation pipeline 21 between the first pressure regulator 24 and check-valves 25, and on desorption tube 26
Diffusion valve 27 is set.Generator unit 3 includes power generation pipeline 31 and is successively set on power generation pipeline 31 from upstream end to downstream
On damper 32, solenoid valve 33,34 and second pressure regulator 35 of fluid motor, allow the coaxially connected generator 36 of fluid motor 34,
And allow power generation pipeline 31 23 and first pressure regulator 24 of upstream end and turbine flowmeter between pressure regulation pipeline 21 connect, allow power generation
Pressure regulation pipeline 21 between the downstream of pipeline 31 and the first pressure regulator 24 and desorption tube 26 connects.
By above structure setting just constitute it is a kind of it is simple in structure, integrated level is high, compact, easily controllable, safe
Stable mini gas pipe network pressure regulation power generator.In practical applications, allow pressure regulation pipeline 21 upstream end and high pressure pipe network
Connection, allows the downstream of pressure regulation pipeline 21 to be connected with low-pressure pipe network, and the skill of pressure regulation and power generation can be achieved at the same time by the present invention
Art purpose, and there is install convenient, using flexible.Detailed process is as follows:High-pressure natural gas passes through on pressure regulation pipeline 21
Filter 22 and turbine flowmeter 23 after be divided into two-way, be tuned into all the way along pressure regulation pipeline 21 and by the first pressure regulator 24 low
Low-pressure pipe network is flowed to after pressure, enters power generation pipeline 31 all the way and passes through damper 32, solenoid valve 33, fluid motor 34 and the successively
Flowed back to again in pressure regulation pipeline 21 after two pressure regulators 35, when natural gas flow is through fluid motor 34 generator 36 will be driven to generate electricity.
The present invention by allow power generation pipeline 31 upstream end and downstream correspond to and be connected with the pressure regulation pipeline 21 of 24 both sides of the first pressure regulator,
Can effectively reduce influences the factor of 3 operation stability of generator unit, and reduces control difficulty.The present invention is by first at the same time
Desorption tube 26 is set on the pressure regulation pipeline 21 between pressure regulator 24 and check-valves 25, and diffusion valve 27 is set on desorption tube 26,
When producing security risk because pressure is excessive, the natural gas of excess load can be discharged by opening diffusion valve 27, so as to protect
Security is demonstrate,proved.
Scheme as an optimization, present embodiment allow power generation pipeline 31 to use snakelike circuitous configuration, and in fluid motor
34 and the second power generation pipeline 31 between pressure regulator 35 be provided with bellows 37.This structure setting is effectively reducing the base of volume
On plinth, power generation pipeline can be made to possess enough length, and by coordinating bellows, can effectively slow down natural gas flow in power generation pipeline
The fluctuation of speed and pressure, so as to enhance the operation stability and security of generator unit.Meanwhile present embodiment allows tune
Pressure unit 2 is respectively provided with the first shut-off valve 28 and the second shut-off valve 29 on pressure regulation pipeline 21, and allows at the first shut-off valve 28
In the upstream position of filter 22, the second shut-off valve 29 is allowed to be in the downstream position of check-valves 25.This structure setting is when appearance
During failure, by closing the first shut-off valve 28 and the second shut-off valve 29 present invention and high pressure pipe network and low-pressure pipe network can be made completely disconnected
Open, improve inspection, the convenience of maintenance and security, and can effectively avoid because natural gas leakage pollutes environment.Further,
Present embodiment also allows pressure regulation unit 2 to be respectively provided with first pressure gauge 210 and second pressure gauge on pressure regulation pipeline 21
211, and allow first pressure gauge 210 to be in the upstream position of the second shut-off valve 28, allow second pressure gauge 211 to be in the 3rd shut-off valve
29 downstream position.This structure setting can be intuitively understood by first pressure gauge 210 and second pressure gauge 211 before and after pressure regulation
Gas pressure, can effectively improve the convenience of operation and the accuracy of pressure regulation.
As further prioritization scheme, present embodiment allows generator unit 3 to be respectively provided with power generation pipeline 31
3rd shut-off valve 38 and the 4th shut-off valve 39, and allow the 3rd shut-off valve 38 to be in the upstream position of damper 32, allow the 4th to end
Valve 39 is in the downstream position of the second pressure regulator 35.This structure setting, can be by closing the when generator unit 3 breaks down
Three shut-off valves 38 and the 4th shut-off valve 39 make generator unit 3 be separated with pressure regulation unit 2, are ensureing the maintenance facility of generator unit 3
Property while, can supply the 2 normal pressure regulation of pressure regulation unit, practicality is stronger.
For ease of detecting and controlling, present embodiment allows generator unit 3 to be respectively provided with the on power generation pipeline 31
One pressure sensor 310,311 and the 3rd pressure sensor 312 of second pressure sensor.Wherein, first pressure sensor 310 is set
The position between damper 32 and solenoid valve 33 is put, second pressure sensor 311 is arranged on 34 and second pressure regulation of fluid motor
Position between device 35, the 3rd pressure sensor 312 are arranged on the downstream position of the 4th shut-off valve 39.Meanwhile this specific implementation
Mode also allows generator unit 3 to be provided with PLC controller 313, storage battery group 314 and gas detector 315.Allow PLC controller 313
Voltage stabilization and frequency stabilization module is set, allows the power generation output of generator 36 to be connected by power line with the input terminal of voltage stabilization and frequency stabilization module, allows
The input terminal of storage battery group 314 is connected with the output terminal of voltage stabilization and frequency stabilization module, and allows PLC controller 313 to distinguish by signal wire
It is gentle with solenoid valve 33, generator 36, first pressure sensor 310, second pressure sensor 311, the 3rd pressure sensor 312
Bulk detector 315 connects.This structure setting can effectively improve the accuracy and the degree of automation of control.Passed by first pressure
Sensor 310,311 and the 3rd pressure sensor 312 of second pressure sensor can correspond to monitoring pressure value everywhere, and by monitor value
Real-time Feedback controls solenoid valve 33 and generator respectively to PLC controller 313, PLC controller 313 according to the pressure value of feedback
36, to ensure the stability of the operation of generator unit 3., can when gas detector 315, which detects, has natural gas leakage in babinet 1
Make electric unit 3 out of service by PLC controller 313, so as to ensure that security.The present invention is by allowing the power generation of generator 36
Output is connected by voltage stabilization and frequency stabilization module with storage battery group 314, and generator 36, which can generate electricity, can be stored in storage battery group 314,
The stability and continuity of power supply to power supply for electrical equipment, can be improved by the output terminal of storage battery group 314.Actually should
In, when the charge capacity of storage battery group 314 reaches 100%, solenoid valve 33 and generator 36 are closed by PLC controller 313
Make generator unit 3 out of service, to stop charging for storage battery group 314;When the charge capacity of storage battery group 314 is less than 10%,
By 313 opens solenoid valve 33 of PLC controller and generator 36, generator unit 3 is set to run and charge to storage battery group 314, this
One mode effectively reduces control difficulty, improves the degree of automation.
Above example is only the description carried out to the preferred embodiment for the present invention, and scope not is claimed to the present invention
The restriction of progress, on the premise of design spirit of the present invention is not departed from, technology of this area engineers and technicians according to the present invention
The various forms of deformations that scheme is made, should all fall into the protection domain that claims of the present invention determines.
Claims (7)
1. a kind of mini gas pipe network pressure regulation power generator, including babinet (1) and the pressure regulation unit that is arranged in babinet (1)
(2) with generator unit (3), it is characterised in that the pressure regulation unit (2) includes pressure regulation pipeline (21) and from upstream end to downstream
End is successively set on filter (22), turbine flowmeter (23), the first pressure regulator (24) and check-valves on pressure regulation pipeline (21)
(25), the pressure regulation pipeline (21) between the first pressure regulator (24) and check-valves (25) is equipped with desorption tube (26), desorption tube (26)
It is equipped with diffusion valve (27);The generator unit (3) includes power generation pipeline (31) and is set gradually from upstream end to downstream
Damper (32), solenoid valve (33), fluid motor (34) and the second pressure regulator (35) on power generation pipeline (31), fluid motor
(34) generator (36), the upstream end of the power generation pipeline (31) and turbine flowmeter (23) and the first pressure regulator are coaxially connected with
(24) pressure regulation pipeline (21) connection between, downstream and the first pressure regulator (24) and desorption tube (26) of power generation pipeline (31) it
Between pressure regulation pipeline (21) connection.
A kind of 2. mini gas pipe network pressure regulation power generator described in accordance with the claim 1, it is characterised in that the power generation pipe
Road (31) uses snakelike circuitous configuration, and the power generation pipeline (31) between the fluid motor (34) and the second pressure regulator (35) is equipped with
Bellows (37).
A kind of 3. mini gas pipe network pressure regulation power generator described in accordance with the claim 2, it is characterised in that the pressure regulation list
First (2) further include the first shut-off valve (28) and the second shut-off valve (29) being arranged on pressure regulation pipeline (21), first cut-off
Valve (28) is in the upstream position of filter (22), and second shut-off valve (29) is in the downstream position of check-valves (25).
A kind of 4. mini gas pipe network pressure regulation power generator described in accordance with the claim 3, it is characterised in that the pressure regulation list
First (2) further include the first pressure gauge (210) and second pressure gauge (211) being arranged on pressure regulation pipeline (21), first pressure
Power table (210) is in the upstream position of the second shut-off valve (28), and the second pressure gauge (211) is in the 3rd shut-off valve (29)
Downstream position.
5. according to a kind of mini gas pipe network pressure regulation power generator described in claim 4, it is characterised in that the power generation is single
First (3) further include the 3rd shut-off valve (38) and the 4th shut-off valve (39) being arranged on power generation pipeline (31), the 3rd cut-off
Valve (38) is in the upstream position of damper (32), and the 4th shut-off valve (39) is in the downstream bits of the second pressure regulator (35)
Put.
6. according to a kind of mini gas pipe network pressure regulation power generator described in claim 5, it is characterised in that the power generation is single
First (3) further include the first pressure sensor (310) being arranged on power generation pipeline (31), second pressure sensor (311) and the
Three pressure sensors (312), the first pressure sensor (310) are in the position between damper (32) and solenoid valve (33)
To put, the second pressure sensor (311) is in the position between fluid motor (34) and the second pressure regulator (35), and the described 3rd
Pressure sensor (312) is in the downstream position of the 4th shut-off valve (39).
7. according to a kind of mini gas pipe network pressure regulation power generator described in claim 6, it is characterised in that the power generation is single
First (3) further include PLC controller (313), storage battery group (314) and gas detector (315), and the PLC controller (313) sets
There is voltage stabilization and frequency stabilization module, the power generation output of generator (36) is connected by power line with the input terminal of voltage stabilization and frequency stabilization module, electric power storage
The input terminal of pond group (314) is connected with the output terminal of voltage stabilization and frequency stabilization module, PLC controller (313) also by signal wire respectively with
Solenoid valve (33), generator (36), first pressure sensor (310), second pressure sensor (311), the 3rd pressure sensor
(312) connected with gas detector (315).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711201276.6A CN107906367A (en) | 2017-11-27 | 2017-11-27 | A kind of mini gas pipe network pressure regulation power generator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711201276.6A CN107906367A (en) | 2017-11-27 | 2017-11-27 | A kind of mini gas pipe network pressure regulation power generator |
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CN107906367A true CN107906367A (en) | 2018-04-13 |
Family
ID=61848710
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CN201711201276.6A Pending CN107906367A (en) | 2017-11-27 | 2017-11-27 | A kind of mini gas pipe network pressure regulation power generator |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108332048A (en) * | 2018-04-25 | 2018-07-27 | 天津良华新能源科技有限公司 | A kind of movable type CNG air entraining substation systems |
CN109488830A (en) * | 2018-09-25 | 2019-03-19 | 芜湖优能自动化设备有限公司 | A kind of pressure valve voltage adjusting device |
CN110552744A (en) * | 2019-09-06 | 2019-12-10 | 北京市燃气集团有限责任公司 | Multi-energy coupling power supply system and method |
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JP2003155901A (en) * | 2001-11-20 | 2003-05-30 | Tokyo Gas Co Ltd | Pressure governor |
CN104213939A (en) * | 2014-09-01 | 2014-12-17 | 江苏航天惠利特环保科技有限公司 | A pressure energy-recycling generation device for a natural gas pipe network |
CN104975896A (en) * | 2015-07-31 | 2015-10-14 | 北京市燃气集团有限责任公司 | Natural gas pipeline network pressure energy self-control power generation system and self-control method |
CN105953074A (en) * | 2016-04-27 | 2016-09-21 | 北京市燃气集团有限责任公司 | Intelligent power generation and pressure regulation box for natural gas pipeline network |
CN106437912A (en) * | 2016-11-07 | 2017-02-22 | 北京市燃气集团有限责任公司 | Natural gas differential pressure power generation system and control method thereof |
CN207246790U (en) * | 2017-11-27 | 2018-04-17 | 北京市燃气集团有限责任公司 | A kind of mini gas pipe network pressure regulation power generator |
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2017
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JP2003155901A (en) * | 2001-11-20 | 2003-05-30 | Tokyo Gas Co Ltd | Pressure governor |
CN104213939A (en) * | 2014-09-01 | 2014-12-17 | 江苏航天惠利特环保科技有限公司 | A pressure energy-recycling generation device for a natural gas pipe network |
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CN105953074A (en) * | 2016-04-27 | 2016-09-21 | 北京市燃气集团有限责任公司 | Intelligent power generation and pressure regulation box for natural gas pipeline network |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN108332048A (en) * | 2018-04-25 | 2018-07-27 | 天津良华新能源科技有限公司 | A kind of movable type CNG air entraining substation systems |
CN109488830A (en) * | 2018-09-25 | 2019-03-19 | 芜湖优能自动化设备有限公司 | A kind of pressure valve voltage adjusting device |
CN110552744A (en) * | 2019-09-06 | 2019-12-10 | 北京市燃气集团有限责任公司 | Multi-energy coupling power supply system and method |
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