CN105953074A - Intelligent power generation and pressure regulation box for natural gas pipeline network - Google Patents
Intelligent power generation and pressure regulation box for natural gas pipeline network Download PDFInfo
- Publication number
- CN105953074A CN105953074A CN201610273649.XA CN201610273649A CN105953074A CN 105953074 A CN105953074 A CN 105953074A CN 201610273649 A CN201610273649 A CN 201610273649A CN 105953074 A CN105953074 A CN 105953074A
- Authority
- CN
- China
- Prior art keywords
- pressure
- power generation
- valve
- pressure regulation
- pipeline
- 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
- 230000033228 biological regulation Effects 0.000 title claims abstract description 73
- 238000010248 power generation Methods 0.000 title claims abstract description 38
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title abstract description 38
- 239000003345 natural gas Substances 0.000 title abstract description 19
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims description 48
- 230000006641 stabilisation Effects 0.000 claims description 18
- 238000011105 stabilization Methods 0.000 claims description 18
- 238000009792 diffusion process Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 8
- 238000012806 monitoring device Methods 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 239000002737 fuel gas Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 36
- 230000005611 electricity Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 238000007726 management method Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 238000012913 prioritisation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 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
-
- 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
-
- 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
- F01B25/00—Regulating, controlling or safety means
- F01B25/02—Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
- F01B25/08—Final actuators
- F01B25/10—Arrangements or adaptations of working-fluid admission or discharge valves
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention discloses an intelligent power generation and pressure regulation box for a natural gas pipeline network. The intelligent power generation and pressure regulation box for the natural gas pipeline network comprises a box body, a pressure regulation unit and a power generation unit, wherein the pressure regulation unit and the power generation unit are arranged in the box body. The pressure regulation unit comprises a first flow regulation valve, a first flowmeter and a first pressure regulator which are sequentially connected to a pressure regulation pipeline in series from upstream to downstream. The power generation unit comprises a second flowmeter, a second flow regulation valve, an expansion device and a second pressure regulator which are sequentially connected to a power generation pipeline in series from upstream to downstream. A power output shaft of the expansion device is connected with an input shaft of a power generator. Power generated by the power generator is used for providing power support for electric equipment. The pressure regulation pipeline and the power generation pipeline are connected in parallel and provided with a common upstream input end and a common downstream output end. The intelligent power generation and pressure regulation box has the advantages of being simple in structure, convenient to install, stable in operation and high in intelligentization degree, and the problem that according to a traditional fuel gas pressure regulation box, remote transmission of data and monitoring cannot be achieved due to power shortage can be effectively solved.
Description
Technical field
The present invention relates to a kind of generating equipment, especially relate to one and for gas distributing system and be provided simultaneously with generating and pressure regulation two
The generating pressure regulating box of function.
Background technology
Gas extraction with use field, it is necessary first to use pressure piping form by natural gas long distance delivery to city
Station, each gate, flows to downstream and uses after gas pressure being adjusted to mesolow by the decompression device such as voltage regulating station or pressure regulating box the most again
Family.In pressure reduction, not only can produce substantial amounts of pressure regulation noise, and make substantial amounts of pressure to be wasted.If can be by
This partial pressure can recycle effectively, it will produces preferable economic benefit and social benefit.
Current natural gas pressure regulating case mainly carries out transmission & distribution by senior middle school's low-pressure pipe network, is adjusted to gas pressure press accordingly
Being delivered to downstream pipe network after power level system, it is primarily present following defect in operation and maintenance: (1) needs to use special messenger periodically fixed
Point is patrolled and examined and record, and is periodically changed disc chart to pressure regulating box by attendant, send and divided by special messenger after being gathered by record paper
Analysis, to preserve in case inquiry as raw file, needs to expend substantial amounts of manpower and time in the process；(2) due to natural
Controlled atmosphere pressure box number is more and position ratio again is relatively decentralized, therefore more inconvenient in management；(3) pressure regulating box is generally in electroless state,
Therefore cannot and control centre between carry out data transmission, cannot be carried out effectively controlling, the intelligence degree of management is relatively low, unfavorable
In Intelligent pipe net construction and the development process of wisdom combustion gas；(4) once break down or dangerous being not easy finds in time, cause peace
Full property is poor.Therefore, a kind of pressure regulating box utilizing natural gas pressure difference to carry out generating electricity is researched and developed most important.
Summary of the invention
It is an object of the invention to provide a kind of intelligent power generation pressure regulating box for gas distributing system, it has simple in construction, installation side
Just, the advantage that journey stable, intelligent is high.
For natural gas pressure regulating case traditional in solution prior art during operation management, need to expend substantial amounts of manpower and time,
And because of the problem that cannot carry out data transmission with control centre without electricity, a kind of intelligence for gas distributing system that the present invention provides
Generating pressure regulating box, including casing and the pressure regulation unit that is arranged in casing and generator unit, described pressure regulation unit include from upstream to
The first-class adjustable valve that downstream is sequentially connected in series on pressure regulation pipeline, first-class gauge and the first pressure regulator, described generator unit bag
Include second gauge, second adjustable valve, expansion gear and second being sequentially connected in series on generating pipeline from upstream to downstream to adjust
Depressor, the power output shaft of expansion gear is connected with the power shaft of electromotor, and the generated energy of electromotor by voltage stabilization and frequency stabilization device is
Electrical equipment provides electric power support, described pressure regulation pipeline and generating pipeline to be connected in parallel and be provided with public upstream input port and downstream
Outfan.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, also include control unit, institute
State control unit to regulate with first-class adjustable valve, first-class gauge, the first pressure regulator, second gauge, second flow respectively
Valve, the second pressure regulator connect, and control unit is also connected with the load monitoring device arranged on voltage stabilization and frequency stabilization device and is supervised by load
Survey device and obtain power load signal.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described pressure regulation unit also includes
The first stop valve being arranged on pressure regulation pipeline and the second stop valve, described first stop valve is arranged on the upper of first-class adjustable valve
Trip position, described second stop valve is arranged on the downstream position of the first pressure regulator.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described generator unit also includes
Being arranged on the 3rd stop valve on generating pipeline and the 4th stop valve, described 3rd stop valve is arranged on the position, upstream of second gauge
Putting, described 4th stop valve is arranged on the downstream position of the second pressure regulator.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described pressure regulation unit also includes
The first piezometer being arranged on pressure regulation pipeline and be connected with control unit and the second piezometer, described first piezometer is arranged on
Position between flow meters and the first pressure regulator, described second piezometer is arranged on the downstream position of the second stop valve.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described generator unit also includes
The 3rd piezometer being arranged on generating pipeline and be connected with control unit and the 4th piezometer, described 3rd piezometer is arranged on the
Position between two flow control valves and expansion gear, described 4th piezometer is arranged on the downstream position of the 4th stop valve.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described generator unit also includes
Being arranged on the diffusion valve on generating pipeline, described diffusion valve is arranged on the position between the second pressure regulator and the 4th stop valve.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described generator unit also includes
The electromagnetic valve being arranged on generating pipeline and be connected with control unit, described electromagnetic valve is arranged on second gauge and second flow is adjusted
Position between joint valve.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, described generator unit also includes
Being arranged on the stable-pressure device on generating pipeline, described stable-pressure device is arranged on the position between expansion gear and the second pressure regulator, surely
Pressure device uses spiral coil structure.
Further, a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention, wherein, it is characterised in that: described swollen
Swollen device is slow-speed of revolution high torque fluid motor, and the expansion ratio of fluid motor is 2～4；Described first-class adjustable valve and second
Use interlocked control mode between adjustable valve and make both become Reverse Turning Control state.
A kind of intelligent power generation pressure regulating box for gas distributing system of the present invention compared with prior art, has the advantage that (1) is originally
Invent by arranging casing and the pressure regulation unit being arranged in casing and generator unit, make pressure regulation unit include from upstream to downstream and depend on
Secondary first-class adjustable valve, first-class gauge and the first pressure regulator being serially connected on pressure regulation pipeline, makes generator unit include from upstream
It is sequentially connected in series second gauge, second adjustable valve, expansion gear and the second pressure regulator on generating pipeline to downstream, allows
The power output shaft of expansion gear is connected with the power shaft of electromotor, and the generated energy making electromotor is electricity consumption by voltage stabilization and frequency stabilization device
Equipment provides electric power support, and makes pressure regulation pipeline and generating pipeline be connected in parallel and be provided with public upstream input port and downstream output
End.The most just constitute and be provided simultaneously with generating and the pressure regulating box of voltage regulation function, in actual applications, allow upstream input port and upstream
Gas pipeline connect, allow downstream output be connected with the gas pipeline in downstream, by adjustment pressure regulation unit in first-class
Second adjustable valve in adjustable valve and generator unit can control to separately flow into the natural gas in pressure regulation pipeline and generating pipeline
Flow, and drive electrical power generators by expansion gear, electromotor institute generated energy can be in pressure regulating box by voltage stabilization and frequency stabilization device
Consuming parts provide electric power support, it is also possible to be supplied to pressure regulating box periphery part electrical equipment use, solve tradition pressure regulation
The problem that case cannot carry out data transmission with control centre because of short of electricity.(2) as prioritization scheme, the present invention is also provided with controlling list
Unit, make control unit respectively with first-class adjustable valve, first-class gauge, the first pressure regulator, second gauge, second flow
Regulation valve and the second pressure regulator connect, and make control unit be connected with the load monitoring device arranged on voltage stabilization and frequency stabilization device.Above
Structure is arranged in actual applications, obtains power load signal by load monitoring device and power load signal is fed back to control
Unit, control unit according to the load power consumption size of electric load signal reaction to first-class adjustable valve and second adjustable valve
Send control instruction, control the gas discharge size in pressure regulation pipeline and generating pipeline respectively, and by controlling in generating pipeline
Gas discharge can control the size of generator power output, thus achieve the technology of size intelligent power generation according to power load
Purpose；The monitoring signal simultaneously provided by first-class gauge, the first pressure regulator, second gauge, the second pressure regulator can be realized
Intelligentized control method, improves intelligent management degree, beneficially Intelligent pipe net construction and the development process of wisdom combustion gas, strengthens system
Controllability and stability.(3) as further excellent scheme, the present invention is also provided with the first stop valve and on pressure regulation pipeline
Two stop valves, are provided with the 3rd stop valve and the 4th stop valve on generating pipeline.Arranged by this structure and improve safety
Can, when pressure regulation unit breaks down, by cutting off the first stop valve or the first stop valve and the second stop valve can be cut off simultaneously,
So that maintenance and inspection also avoid each parts in pressure regulation unit to be not damaged by；When generator unit breaks down, can be by cutting off the
Three stop valves or simultaneously cut-out the 3rd stop valve and the 4th stop valve, in order to maintenance and inspection also avoid each parts in generator unit not
Damaged.
The most shown detailed description of the invention intelligent power generation pressure regulating box for gas distributing system a kind of to the present invention is made into one
Step describes in detail:
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention；
In figure, 1, casing；2, pressure regulation unit, 3, generator unit；201, first-class adjustable valve；202, first-class gauge；
203, the first pressure regulator；204, the first stop valve；205, the second stop valve；206, the first piezometer；207, the second pressure
Meter；301, second gauge；302, second adjustable valve；303, expansion gear；304, the second pressure regulator；305, send out
Motor；306, voltage stabilization and frequency stabilization device；307, the 3rd stop valve；308, the 4th stop valve；309, the 3rd piezometer；310、
4th piezometer；311, diffusion valve；312, electromagnetic valve；313, stable-pressure device.
Detailed description of the invention
Firstly the need of explanation, the natural gas described in the present patent application, combustion gas should be made same concept and understand, simply for adapting to
Different scenes also conveniently states the differentiation carried out.
The detailed description of the invention of a kind of intelligent power generation pressure regulating box for gas distributing system of the present invention as shown in Figure 1, including casing 1
With the pressure regulation unit 2 being arranged in casing 1 and generator unit 3.Pressure regulation unit 2 specifically includes and is sequentially connected in series from upstream to downstream
First-class adjustable valve 201 on pressure regulation pipeline, first-class gauge 202 and the first pressure regulator 203.Generator unit 3 specifically wraps
Include and be sequentially connected in series the second gauge 301 on generating pipeline, second adjustable valve 302, expansion gear from upstream to downstream
303 and second pressure regulator 304, allow the power output shaft of expansion gear 303 be connected with the power shaft of electromotor 305, in order to for sending out
Motor 305 provides power drive, and the generated energy of electromotor 305 provides electric power to prop up by voltage stabilization and frequency stabilization device 306 for electrical equipment
Holding, electrical equipment can be the monitoring and control parts in pressure regulating box, it is also possible to is other power devices of pressure regulating box periphery.Allow
Pressure regulation pipeline and generating pipeline are connected in parallel and arrange public upstream input port and downstream output.Just arranged by above structure
Constitute and be provided simultaneously with generating and the pressure regulating box of voltage regulation function, in actual applications, allow the upstream input port natural gas tube with upstream
Road connects, and allows downstream output be connected with the gas pipeline in downstream, by adjusting the first-class adjustable valve in pressure regulation unit 2
201 and generator unit 3 in second adjustable valve 302 can control flow into pressure regulation pipeline and generating pipeline in natural gas flow
Amount, and drive electromotor 305 to generate electricity by expansion gear 303, efficiently solve tradition pressure regulating box because of short of electricity cannot be with degree center
The problem carried out data transmission.
As prioritization scheme, this detailed description of the invention is also provided with control unit (not shown), makes control unit respectively with
One flow control valve 201, first-class gauge the 202, first pressure regulator 203, second gauge 301, second adjustable valve 302
Connect with the second pressure regulator 304, and make control unit be connected with the load monitoring device arranged on voltage stabilization and frequency stabilization device 306, with
Will pass through load monitoring device and obtain power load signal.Above structure is arranged in actual applications, is obtained by load monitoring device
Taking electric load signal and power load signal is fed back to control unit, control unit is used according to the load of electric load signal reaction
Electricity size sends control instruction to first-class adjustable valve and second adjustable valve, controls pressure regulation pipeline and generating pipeline respectively
In gas discharge size, and the size of generator power output can be controlled by controlling the gas discharge in generating pipeline, by
This achieves the technical purpose of the size intelligent power generation according to power load；Allow simultaneously control unit according to first-class gauge, first
Pressure regulator, second gauge, the second pressure regulator monitoring signal to first-class adjustable valve the 201, first pressure regulator 203 and
Two flow control valve the 302, second pressure regulators 305 automatically control, and on the one hand can improve intelligent management degree, are conducive to
Intelligent pipe net is built and the development process of wisdom combustion gas, on the other hand can strengthen controllability and the stability of system.
As further prioritization scheme, this detailed description of the invention also makes first section that pressure regulation unit 2 includes being arranged on pressure regulation pipeline
Only valve 204 and the second stop valve 205, be arranged on the first stop valve 204 upstream position of first-class adjustable valve 201,
Second stop valve 205 is arranged on the downstream position of the first pressure regulator 203.Generator unit 3 is the most also made to include being arranged on generating pipe
The 3rd stop valve 307 and the 4th stop valve 308 on road, is arranged on the 3rd stop valve 307 upstream of second gauge 301
Position, is arranged on the 4th stop valve 308 downstream position of the second pressure regulator 305.Arrange can be effectively improved by this structure
Maintenance and inspection convenience and the safety of system, when pressure regulation unit 2 breaks down, can by cut off the first stop valve 204 or
Cut off the first stop valve 204 and the second stop valve 205, in order to maintenance and inspection also avoid each parts in pressure regulation unit 2 not simultaneously
Damaged；When generator unit 3 breaks down, by cutting off the 3rd stop valve 307 or the 3rd stop valve 307 can be cut off simultaneously
With the 4th stop valve 308, in order to maintenance and inspection also avoid each parts in generator unit 3 to be not damaged by.It should be noted that
The present invention in actual applications, cuts off the first stop valve 204 and the second stop valve 205 the most simultaneously, and
Cut off the 3rd stop valve 307 and the 4th stop valve 308 simultaneously, can further improve safety.
As further prioritization scheme, this detailed description of the invention also make pressure regulation unit 2 include being arranged on pressure regulation pipeline and with control
The first piezometer 206 and the second piezometer 207 that unit connects, is arranged on first-class gauge 202 He the first piezometer 206
Position between first pressure regulator 203, is arranged on the second piezometer 207 downstream position of the second stop valve 205.Meanwhile,
Generator unit 3 is also made to include the 3rd piezometer 309 and the 4th piezometer being arranged on generating pipeline and being connected with control unit
310, the 3rd piezometer 309 is arranged on the position between second adjustable valve 302 and expansion gear 303, the 4th pressure
Meter 310 is arranged on the downstream position of the 4th stop valve 308.Above structure is arranged in actual applications, by the first piezometer 206
Obtain the air pressure signal before and after pressure regulation in pressure regulation pipeline with the second piezometer 207 respectively, and air pressure signal passed to control unit,
Obtains in generating pipeline the air pressure signal before and after pressure regulation, and general respectively by the 3rd piezometer 309 and the 4th piezometer 310 simultaneously
Air pressure signal passes to control unit, allows control unit dynamically adjust the according to the change of air pressure in pressure regulation pipeline and generating pipeline
One flow control valve 201 and the aperture of second adjustable valve 302, in order to control the natural gas in pressure regulation pipeline and generating pipeline
Flow, thus realize adjusting the purpose of generator power output dynamically according to air pressure change in pressure regulation pipeline and generating pipeline, reach
More intelligentized technique effect, and enhanced stability.
As detailed description of the invention, the generator unit 3 in the present invention also includes the diffusion valve 311 being arranged on generating pipeline,
Diffusion valve 311 is arranged on the position between the second pressure regulator 304 and the 4th stop valve 308.When the pressure mistake in generator unit 3
During pressure, by diffusion valve 311, the natural gas in generating pipeline can be discharged, so that in the range of its pressure is maintained at normally,
Thus ensure the properly functioning of generator unit 3, and avoid each parts in generator unit 3 to be destroyed because of overvoltage, make extending it
Use the life-span.The generator unit 3 of this detailed description of the invention also includes the electromagnetic valve 312 being arranged on generating pipeline, makes electromagnetic valve 312
It is in the position between second gauge 301 and second adjustable valve 302, and makes electromagnetic valve 312 be connected with control unit,
The control accuracy of generator unit 3 can be improved by arranging electromagnetic valve 309, be more beneficial for intelligentized control method and management.This is concrete real
Mode of executing also makes generator unit 3 include the stable-pressure device 313 being arranged on generating pipeline, and stable-pressure device 313 is arranged on swollen
Position between swollen device 303 and the second pressure regulator 304, the concrete form of stable-pressure device 313 uses spiral coil structure.
Stable-pressure device 313 can be imitated and be played steady air flow effect, to alleviate the gas shock power flowed out from expansion gear 303, to behind
Parts can play a protective role and extend its service life.
It should be noted that the expansion gear 303 in the present invention uses slow-speed of revolution high torque fluid motor, and make fluid horse
The expansion ratio reached is 2～4.The expansion gear of this form can effectively reduce the operation noise of generating pressure regulating box, and meets cities and towns combustion
Gas high pressure pipe network by pressure request, can be widely applied to, on the gas pipeline of 0.1～4.0MPa, extend range of application, strengthen
Practicality.In concrete application, can make to use between first-class adjustable valve 201 and second adjustable valve 302 interlocking
Control mode and make both become Reverse Turning Control state, this control mode can improve the association between pressure regulation unit 2 and generator unit 3
Tonality and stability.
The present invention by generating pressure regulating box in pressure regulation unit 2 and generator unit 3 docking on natural gas line, make entrance generating adjust
The natural gas of pressure case is divided into two parts, a part to enter downstream gas distributing system after flowing through pressure regulation unit 2；Another part flows through to be sent out
Downstream gas distributing system is entered after electric unit 3.Generating is driven by expansion gear 303 connecting shaft when natural gas flow is through generator unit 3
Machine 305, the electric power that electromotor 305 sends can be supplied to generate electricity other of teletransmission and supervising device and pressure regulating box periphery in pressure regulating box
Power device uses.In a particular application, according to the demand of load power consumption, signal is fed back to generating to the present invention by control unit
Second adjustable valve 302 in unit 3, to control to enter the gas discharge of generator unit 3, simultaneously that interlocking of signals is anti-
Feed the first-class adjustable valve 201 in pressure regulation unit 2, make both become Reverse Turning Control state, to realize the purpose of intelligent power generation,
And strengthen the operation harmony between pressure regulation unit 2 and generator unit 3.The present invention also can be according to first-class gauge 202, second
The monitoring letter of effusion meter the 301, first piezometer the 206, second piezometer the 207, the 3rd piezometer 309 and the 4th piezometer 310
Number, it is achieved to first-class adjustable valve the 201, first pressure regulator 203 in pressure regulation unit 2 and second in generator unit 3
Flow control valve the 302, second pressure regulator 304 and the Based Intelligent Control of electromagnetic valve 312, be automatically adjusted entrance generator unit 3 and adjust
Gas flow in pressure unit 2, to control generated energy neatly according to the change of air pressure, and does not affect the normal of natural gas conveying
Operating, does not affect the use value of combustion gas.Institute's generated energy is possible not only to meet the consumption demand of generating pressure regulating box oneself, is also available for
Use to the power device of pressure regulating box periphery, make generating and pressure regulation data all can realize data remote and monitoring, be advantageously implemented pipe
The intellectuality of reason, promotes construction and the development of wisdom combustion gas of Intelligent pipe net.
The invention have the advantages that (1) is provided simultaneously with generating and two kinds of functions of pressure regulation, solving conventional gas pressure regulating box cannot
Teletransmission and the problem of monitoring；(2) pressure reduction made full use of in natural gas course of conveying generates electricity, and natural gas former is not lost
Valuable；(3) expansion gear have employed the fluid motor of slow-speed of revolution high torque, and to make the expansion ratio of fluid motor be 2～4, greatly
Reduce greatly the noise produced in expansion process, and the pressure requirements of city gas high pressure pipe network can be met, practical；(4)
Can allocate flexibly and enter pressure regulation unit and the gas discharge of generator unit according to the power consumption of electric loading, it is achieved that intelligence
Pressure regulation, intelligent power generation and intelligent power supply；(5) by arranging stable-pressure device, after reducing expansion gear, air-flow is to equipment behind
Impact, improve overall security and stability, extend service life.
Above example is only the description carrying out the preferred embodiment for the present invention, and the present invention is not claimed what scope was carried out
Limiting, on the premise of designing spirit without departing from the present invention, this area engineers and technicians make according to technical scheme
Various forms of deformation, all should fall in the protection domain that claims of the present invention determines.
Claims (10)
1. for the intelligent power generation pressure regulating box of gas distributing system, including casing (1) and the pressure regulation that is arranged in casing (1)
Unit (2) and generator unit (3), described pressure regulation unit (2) includes being sequentially connected in series on pressure regulation pipeline from upstream to downstream
First-class adjustable valve (201), first-class gauge (202) and the first pressure regulator (203), described generator unit (3) includes
It is sequentially connected in series the second gauge (301) on generating pipeline, second adjustable valve (302) from upstream to downstream, expands dress
Putting (303) and the second pressure regulator (304), the power output shaft of expansion gear (303) connects with the power shaft of electromotor (305)
Connecing, the generated energy of electromotor (305) provides electric power support, described pressure regulation by voltage stabilization and frequency stabilization device (306) for electrical equipment
Pipeline and generating pipeline are connected in parallel and are provided with public upstream input port and downstream output.
2. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 1, it is characterised in that: also include
Control unit, described control unit respectively with first-class adjustable valve (201), first-class gauge (202), the first pressure regulator (203),
Second gauge (301), second adjustable valve (302), the second pressure regulator (304) connect, and control unit is also steady with voltage stabilizing
Frequently the upper load monitoring device arranged of device (306) connects and passes through load monitoring device acquisition power load signal.
3. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 2, it is characterised in that: described tune
Pressure unit (2) also includes the first stop valve (204) and the second stop valve (205) that are arranged on pressure regulation pipeline, described first
Stop valve (204) is arranged on the upstream position of first-class adjustable valve (201), and described second stop valve (205) is arranged on
The downstream position of one pressure regulator (203).
4. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 3, it is characterised in that: described
Electric unit (3) also includes being arranged on the 3rd stop valve (307) on generating pipeline and the 4th stop valve (308), and the described 3rd
Stop valve (307) is arranged on the upstream position of second gauge (301), and described 4th stop valve (308) is arranged on the second tune
The downstream position of depressor (305).
5. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 4, it is characterised in that: described tune
Pressure unit (2) also includes the first piezometer (206) and the second piezometer being arranged on pressure regulation pipeline and being connected with control unit
(207), described first piezometer (206) is arranged on the position between first-class gauge (202) and the first pressure regulator (203),
Described second piezometer (207) is arranged on the downstream position of the second stop valve (205).
6. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 5, it is characterised in that: described
Electric unit (3) also includes the 3rd piezometer (309) and the 4th piezometer being arranged on generating pipeline and being connected with control unit
(310), described 3rd piezometer (309) is arranged on the position between second adjustable valve (302) and expansion gear (303)
Putting, described 4th piezometer (310) is arranged on the downstream position of the 4th stop valve (308).
7. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 6, it is characterised in that: described
Electric unit (3) also includes the diffusion valve (311) being arranged on generating pipeline, and described diffusion valve (311) is arranged on the second pressure regulation
Position between device (304) and the 4th stop valve (308).
8. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 6, it is characterised in that: described
Electric unit (3) also includes the electromagnetic valve (312) being arranged on generating pipeline and being connected with control unit, described electromagnetic valve (312)
It is arranged on the position between second gauge (301) and second adjustable valve (302).
9. according to a kind of intelligent power generation pressure regulating box for gas distributing system described in claim 6, it is characterised in that: described
Electric unit (3) also includes the stable-pressure device (313) being arranged on generating pipeline, and described stable-pressure device (313) is arranged on expansion
Position between device (303) and the second pressure regulator (304), stable-pressure device (313) uses spiral coil structure.
10., according to a kind of intelligent power generation pressure regulating box for gas distributing system described in any one of claim 2-9, its feature exists
In: described expansion gear (303) is slow-speed of revolution high torque fluid motor, and the expansion ratio of fluid motor is 2～4；Described first
Use interlocked control mode between flow control valve (201) and second adjustable valve (302) and make both become Reverse Turning Control shape
State.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610273649.XA CN105953074A (en) | 2016-04-27 | 2016-04-27 | Intelligent power generation and pressure regulation box for natural gas pipeline network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610273649.XA CN105953074A (en) | 2016-04-27 | 2016-04-27 | Intelligent power generation and pressure regulation box for natural gas pipeline network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105953074A true CN105953074A (en) | 2016-09-21 |
Family
ID=56916956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610273649.XA Pending CN105953074A (en) | 2016-04-27 | 2016-04-27 | Intelligent power generation and pressure regulation box for natural gas pipeline network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105953074A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN108508147A (en) * | 2018-03-13 | 2018-09-07 | 中国特种设备检测研究院 | A kind of measuring system and measurement method of liquid gas steady state leakage rate |
| CN110762396A (en) * | 2019-11-12 | 2020-02-07 | 北京市煤气热力工程设计院有限公司 | Intelligent gas pressure regulating box |
| CN112902019A (en) * | 2021-03-25 | 2021-06-04 | 无锡玄同科技有限公司 | Natural air pressure difference power generation stable air supply system |
| CN113090353A (en) * | 2021-05-13 | 2021-07-09 | 上海理工大学 | Medium-low pressure gas pressure difference power generation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1905948A1 (en) * | 2006-09-12 | 2008-04-02 | Cryostar SAS | Power recovery machine |
| CN104314731A (en) * | 2014-10-13 | 2015-01-28 | 北京永逸舒克防腐蚀技术有限公司 | Fluid pipeline built-in kinetic energy electric generation system and method |
| 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 |
| CN204851334U (en) * | 2015-07-13 | 2015-12-09 | 华南理工大学 | Intelligent natural gas pipe network pressure can power generation facility |
-
2016
- 2016-04-27 CN CN201610273649.XA patent/CN105953074A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1905948A1 (en) * | 2006-09-12 | 2008-04-02 | Cryostar SAS | Power recovery machine |
| CN104314731A (en) * | 2014-10-13 | 2015-01-28 | 北京永逸舒克防腐蚀技术有限公司 | Fluid pipeline built-in kinetic energy electric generation system and method |
| CN204851334U (en) * | 2015-07-13 | 2015-12-09 | 华南理工大学 | Intelligent natural gas pipe network pressure can power generation facility |
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| 王硕: "北京市天然气管网压力能发电技术方案研究", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN108508147A (en) * | 2018-03-13 | 2018-09-07 | 中国特种设备检测研究院 | A kind of measuring system and measurement method of liquid gas steady state leakage rate |
| CN108508147B (en) * | 2018-03-13 | 2024-02-06 | 中国特种设备检测研究院 | System and method for measuring steady-state leakage rate of liquefied gas |
| CN110762396A (en) * | 2019-11-12 | 2020-02-07 | 北京市煤气热力工程设计院有限公司 | Intelligent gas pressure regulating box |
| CN112902019A (en) * | 2021-03-25 | 2021-06-04 | 无锡玄同科技有限公司 | Natural air pressure difference power generation stable air supply system |
| CN113090353A (en) * | 2021-05-13 | 2021-07-09 | 上海理工大学 | Medium-low pressure gas pressure difference power generation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105953074A (en) | Intelligent power generation and pressure regulation box for natural gas pipeline network | |
| ES2727345T3 (en) | Electrolyzer and energy system | |
| CN202209192U (en) | Natural gas differential pressure power generation device | |
| CN103452824B (en) | Based on the energy saving in fans and pumps system of the minimum power algorithm of flow-power curve | |
| CN106437912B (en) | A kind of natural gas pressure difference generating system and its control method | |
| CN203500850U (en) | Movable type storage, transportation and pressure reduction device for compressed natural gas | |
| CN102644585B (en) | Air compressor hybrid control system and method | |
| CN105008198B (en) | Manage the efficiency of engine-driven generator | |
| CN113028286A (en) | Natural gas hydrogen-mixing system | |
| CN204851334U (en) | Intelligent natural gas pipe network pressure can power generation facility | |
| CN107795850A (en) | Remote controlled pressure regulator | |
| CN104864269A (en) | Selection method of CNG general station devices | |
| CN106369283A (en) | Pipeline flow control system and method | |
| WO2012131615A1 (en) | Mini power plant, a system for electric power supply and a method for development of a hydroelectric power plant | |
| CN109882318A (en) | The gas electricity unit and adjusting method of flow and fluctuation of concentration automatic adjustment | |
| CN212033831U (en) | Self-powered system of natural gas hydrogen-mixing gas mixing station | |
| CN201954256U (en) | Miniature compressed natural gas pressure-reducing gas-supplying system | |
| JP2024053122A (en) | Hydrogen flow rate control device | |
| CN205782011U (en) | A kind of hydrogen pressurization induction system | |
| CN110544979A (en) | Hydrogen security power supply based on hydrogen fuel cell | |
| CN106224780A (en) | Pressure energy of natural gas comprehensive utilization device variable working condition interlock control system and method | |
| CN207261056U (en) | The cascaded utilization of energy system of Thermal Power Station | |
| CN206036669U (en) | Device variable working condition interlocking control system is used multipurposely to natural gas pressure energy | |
| WO2019046542A1 (en) | Compressed air direct drive turbine | |
| CN202595802U (en) | Water supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160921 |
|
| RJ01 | Rejection of invention patent application after publication |