CN108758338A - gas supply system - Google Patents
gas supply system Download PDFInfo
- Publication number
- CN108758338A CN108758338A CN201810562583.5A CN201810562583A CN108758338A CN 108758338 A CN108758338 A CN 108758338A CN 201810562583 A CN201810562583 A CN 201810562583A CN 108758338 A CN108758338 A CN 108758338A
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- Prior art keywords
- gas
- explosion
- gas supply
- proof
- valve
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- 239000007789 gas Substances 0.000 claims abstract description 204
- 239000002737 fuel gas Substances 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000004880 explosion Methods 0.000 claims description 29
- 239000012535 impurity Substances 0.000 claims description 8
- 239000000567 combustion gas Substances 0.000 claims description 6
- 238000005474 detonation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000644 propagated effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims 1
- 238000010248 power generation Methods 0.000 abstract description 9
- 230000005611 electricity Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 230000001105 regulatory effect 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The present invention provides a kind of gas supply system, the technical field for the relevant device that is related to generating electricity, including fuel gas supply pipeline and the bellows that is connect with fuel gas supply pipeline；The bellows is used for gas supply system and the soft connection of gas engine, and the fuel gas supply pipeline with low concentration gas feedway for connecting；It is disposed with low concentration gas pretreatment unit, gas and water separator, gas filter, explosion-proof solenoid valve, spark arrester and gas valve on the fuel gas supply pipeline.Low concentration gas can be supplied to gas engine by gas supply system provided by the invention, and can ensure the safety of supply, its gas engine is enable to utilize low-concentration gas power generation, unsafe using low-concentration gas power generation to solve the problems, such as.
Description
Technical field
The present invention relates to the technical fields of power generation relevant device, more particularly, to a kind of gas supply system.
Background technology
Coal bed gas is known as coal mine gas in coal mine.According to new resource assessment as a result, the land Coal bed gas project in China
36.8 tcms quite with land conventional gas stock number (38 tcm) are only second to Russia and Canada.
Coal bed gas is not used, and is directly discharged in air, and greenhouse effects are about 21 times of carbon dioxide.Coal mine watt
This power generation can not only efficiently solve coal mine gas explosion, improve Safety of Coal Mine Production condition, but also be conducive to increase clear energy sources
Supply reduces greenhouse gas emission, the multiple target for reaching protection life, protecting resource, environmental protection.
Low concentration gas refers to the gas that gas density is less than 25%, and the main component of coal bed gas is methane, and methane is in sky
When concentration in gas reaches 5%-16%, meeting open fire will explode, this is the root of Gas Explosion Accidents in Coal Mines, therefore to low
The use of concentration gas has very harsh requirement.
Invention content
The purpose of the present invention is to provide gas supply systems, to solve the utilization technical problem of low concentration gas.
A kind of gas supply system provided by the invention, including fuel gas supply pipeline and the wave that is connect with fuel gas supply pipeline
Line pipe；
The bellows is used for gas supply system and the soft connection of gas engine, and the fuel gas supply pipeline is used for
It is connect with low concentration gas feedway；
It is disposed with low concentration gas pretreatment unit, gas and water separator, combustion gas on the fuel gas supply pipeline
Filter, explosion-proof solenoid valve, spark arrester and gas valve；
The low concentration gas pretreatment unit is used to pre-process low concentration gas；
The gas and water separator is used for the moisture in separating low concentration gas；
The explosion-proof solenoid valve is for being turned on or off supply of the gas supply system to gas engine；
The spark arrester is for preventing flame from being propagated from a side of spark arrester to the other side of spark arrester；
The gas valve is used to adjust the flow of the low concentration gas of the fuel gas supply pipeline.
Further, further include the first Explosion-proof valve, the first Explosion-proof valve setting is located in advance in the low concentration gas
It manages on the fuel gas supply pipeline between device and gas and water separator, for cutting off the fuel gas supply pipeline.
Further, further include explosion-proof differential pressure indicator, the explosion-proof differential pressure indicator be used for measure the gas and water separator into
The pressure difference at gas end and outlet side.
Further, further include the second Explosion-proof valve, the second Explosion-proof valve is connect with the lower end of the gas and water separator.
Further, further include U-tube, the U-tube is connect with second Explosion-proof valve.
Further, further include evacuated tube, the evacuated tube is connected to the moisture separator and the explosion-proof electromagnetic
On fuel gas supply pipeline between valve, and third Explosion-proof valve is provided in evacuated tube.
Further, further include gas filter；The gas filter is arranged in the evacuated tube and the anti-explosion electric
On the fuel gas supply pipeline between magnet valve, for removing the solid impurity in low concentration gas.
Further, further include controller and flame sensor, the flame sensor setting is in the explosion-proof solenoid valve
On the fuel gas supply pipeline between spark arrester, signal is passed to the controller, the control by the flame sensor
Device processed controls being turned on or off for the explosion-proof solenoid valve according to the signal that the flame sensor is sent.
Further, further include anti-explosion temperature sensor, the first explosion-proof pressure sensor and the second explosion-proof pressure sensor；
The first explosion-proof pressure sensor and the second explosion-proof pressure sensor are separately positioned on the gas valve
On the fuel gas supply pipeline of rear and front end；
And the first explosion-proof pressure sensor and the second explosion-proof pressure sensor transmit signal by guard grating
To the controller；
The anti-explosion temperature sensor is on the fuel gas supply pipeline between the spark arrester and the gas valve,
And the anti-explosion temperature sensor is connect with the controller.
Further, further include anti-explosion fuel gas valve, the anti-explosion fuel gas valve is arranged in the gas valve and the bellows
Between fuel gas supply pipeline on, for pressure excessively high in pipeline to be discharged.
Low concentration gas can be supplied to gas engine by gas supply system provided by the invention, and can ensure to supply
The safety given enables its gas engine to utilize low-concentration gas power generation, uneasy using low-concentration gas power generation to solve
Full problem.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of gas supply system provided in an embodiment of the present invention；
Fig. 2 is another structural schematic diagram of gas supply system provided in an embodiment of the present invention；
Fig. 3 is another structural schematic diagram of gas supply system provided in an embodiment of the present invention；
Fig. 4 is the yet another construction schematic diagram of gas supply system provided in an embodiment of the present invention.
Icon：100- fuel gas supply pipelines；200- bellowss；300- low concentration gas pretreatment units；400-
One Explosion-proof valve；500- gas and water separators；600- gas filters；700- explosion-proof solenoid valves；800- gas valves；
The explosion-proof differential pressure indicators of 900-；The second Explosion-proof valves of 110-；120-U shape pipes；130- anti-explosion fuel gas valves；140- third explosion-proof valves
Door；150- evacuated tubes；160- controllers；170- flame sensors；180- spark arresters；190- anti-explosion temperature sensors；
210- the first explosion-proof pressure sensors；220- the second explosion-proof pressure sensors.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As Figure 1-Figure 4, a kind of gas supply system provided by the invention, including fuel gas supply pipeline 100 and with combustion
The bellows 200 that gas service 100 connects；
The bellows 200 is used for gas supply system and the soft connection of gas engine, the fuel gas supply pipeline
100 with low concentration gas feedway for connecting；
It is disposed with low concentration gas pretreatment unit 300, gas and water separator on the fuel gas supply pipeline 100
500, gas filter 600, explosion-proof solenoid valve 700, spark arrester 180 and gas valve 800；
The low concentration gas pretreatment unit 300 is used to pre-process low concentration gas；
The gas and water separator 500 is used for the moisture in separating low concentration gas；
The explosion-proof solenoid valve 700 is for being turned on or off supply of the gas supply system to gas engine；
The spark arrester 180 is for preventing flame from being propagated from a side of spark arrester to the other side of spark arrester；
The gas valve 800 is used to adjust the flow of the low concentration gas of the fuel gas supply pipeline 100.
In some embodiments, low concentration gas pretreatment unit 300 is generally mine, using booster pump by low concentration watt
This is extracted out from mine, is realized humidification and removal of impurities to low concentration gas using water mist humidifier, is thereby realized low dense
Spend gas pretreatment；I.e. low concentration gas passes through this low concentration gas pretreatment unit 300, and realization removes low concentration gas
Miscellaneous, pressurization and humidification effect.Increasing the humidity of low concentration gas prevents low concentration gas during pipeline transmits
Explosion.
The low concentration gas water content humidified by low concentration gas pretreatment unit 300 is too big, cannot directly light, and needs
Gas engine power generation could be entered by gas and water separator by after the large quantity of moisture removal in low concentration gas.
Explosion-proof solenoid valve 700 on fuel gas supply pipeline 100 can cut off the supply of low concentration gas at any time.
Gas valve 800 can adjust the low concentration gas amount into gas engine, reach regulating gas engine air-fuel
The effect of ratio.
The fuel gas supply that the spark arrester 180 is arranged between the explosion-proof solenoid valve 700 and the gas valve 800
On pipeline 100.
Spark arrester 180 is arranged on fuel gas supply pipeline 100, and spark arrester 180 can prevent in fuel gas supply pipeline 100
Flare channels to the other end from one end of spark arrester 180, in this way can be low dense when accident occurs for fuel gas supply pipeline 100
Degree gas cannot be burned on the fuel gas supply pipeline 100 of 180 other end of spark arrester, so as to prevent fire from further expanding
Exhibition.
Further include the first Explosion-proof valve 400, first explosion-proof valve further on above-described embodiment basis
The fuel gas supply pipeline 100 that door 400 is arranged between the low concentration gas pretreatment unit 300 and gas and water separator 500
On, for cutting off the fuel gas supply pipeline 100.
In some embodiments, there is the first Explosion-proof valve 400 on fuel gas supply pipeline 100, the first Explosion-proof valve 400 can
Fuel gas supply pipeline 100 is cut off, to which the convenient equipment to close to gas engine end is overhauled, if do not used for a long time
Gas engine, the first Explosion-proof valve 400 must shut off.
Low concentration gas pretreatment unit 300 includes booster pump and water mist humidifier；To coordinate realize supercharging, humidification and
The effect of removal of impurities.Water has removal of impurities effect to low concentration gas.
Low concentration gas typically contains the impurity such as moisture, dust and corrosive gas, and entire gas supply system preferably has
There is the part of certain anti-corrosion capability.
Further include explosion-proof differential pressure indicator 900 further as shown in Fig. 2, based on above-described embodiment basis, it is described anti-
Quick-fried differential pressure indicator 900 is used to measure the pressure difference of the inlet end and outlet side of the gas and water separator 500.
In some embodiments, explosion-proof differential pressure indicator 900 measures the pressure of the inlet end and outlet side of gas and water separator 500
Difference；How much gas and water separator inside adsorbing contaminant is judged according to the reading of differential pressure indicator, to judge whether to air water point
From the impurity cleaning in device 500, so that gas and water separator 500 keeps good working order.
Further include the second Explosion-proof valve 110, the second Explosion-proof valve 110 further on above-described embodiment basis
It is connect with the lower end of the gas and water separator 500, and U-tube 120 is connected on second Explosion-proof valve 110.
In some embodiments, there is the second Explosion-proof valve 110 in moisture separator lower end, U-tube 120 and second explosion-proof
Valve 110 connects；The water that gas and water separator 500 is isolated is flowed out by the second Explosion-proof valve 110 and U-tube 120.Entire
Always there is part water to rest in U-tube 120 when system operation, simultaneously because the pressure of low concentration gas will not be very big, generally
Only several kPas, this part water completely can be by low concentration gas and isolated from atmosphere.
Further include evacuated tube 150, the evacuated tube further as shown in figure 3, based on above-described embodiment basis
150 are connected on the fuel gas supply pipeline 100 between the moisture separator 500 and the explosion-proof solenoid valve 700, and are arranging
Third Explosion-proof valve 140 is provided on blank pipe 150.
In some embodiments, there is the evacuated tube 150 being connected to fuel gas supply pipeline 100 on fuel gas supply pipeline 100；When
When needing to overhaul gas engine, the low concentration gas in fuel gas supply pipeline 100 can be passed through evacuated tube
150 are discharged in air, can prevent misoperation from low concentration gas being caused to burn in pipeline in this way and generate explosion.
Further include gas filter 600 further on above-described embodiment basis；The gas filter 600
It is low for removing on the fuel gas supply pipeline 100 being arranged between the evacuated tube 150 and the explosion-proof solenoid valve 700
Solid impurity in concentration gas.
Further include controller 160 and flame sensor 170, the fire further on above-described embodiment basis
It is described on the fuel gas supply pipeline 100 that flame sensor 170 is arranged between the explosion-proof solenoid valve 700 and spark arrester 180
Signal is passed to the controller 160 by flame sensor 170, and the controller 160 is sent according to the flame sensor 170
Signal control being turned on or off for the explosion-proof solenoid valve 700.
In some embodiments, in order to ensure the safety and reliability of entire gas supply system；In gas supply pipe
Flame sensor 170 is provided in road 100, when flame sensor 170 monitors the low concentration gas combustion of fuel gas supply pipeline 100
When burning, signal is passed to controller 160 by flame sensor 170, and controller 160 controls explosion-proof solenoid valve 700 and closes combustion
The supply of low concentration gas in gas service 100 is achieved the cut-out of low concentration gas, and flame can be prevented to influence
Expansion.
Further include anti-explosion temperature sensor 190, the first explosion-proof pressure further on above-described embodiment basis
Sensor 210 and the second explosion-proof pressure sensor 220；
The first explosion-proof pressure sensor 210 and the second explosion-proof pressure sensor 220 are separately positioned on the combustion
On the fuel gas supply pipeline 100 of the rear and front end of air valve 800；
And signal is passed through safety by the first explosion-proof pressure sensor 210 and the second explosion-proof pressure sensor 220
Grid pass to the controller 160；
The combustion gas of the anti-explosion temperature sensor 190 between the spark arrester 180 and the gas valve 800 supplies
To on pipeline 100, and the anti-explosion temperature sensor 190 is connect with the controller 160.
In some embodiments, the first explosion-proof pressure sensor 210 and the second explosion-proof pressure sensor 220 are arranged in combustion gas
The both ends of valve 800；Anti-explosion temperature sensor 190 detects the temperature of low concentration gas in fuel gas supply pipeline 100, and signal is transmitted
To controller 160, controller 160 according to anti-explosion temperature sensor 190 detect as a result, control explosion-proof solenoid valve 700, when low dense
When the temperature of degree gas is excessively high, controller 160 controls the supply that explosion-proof solenoid valve 700 cuts off fuel gas supply pipeline 100.
First explosion-proof pressure sensor 210 and the second explosion-proof pressure sensor 220 are connected by guard grating and controller 160
It connects, guard grating has the function of limit energy, with can playing the mesh of protection fuel gas supply pipeline 100.
Controller 160 can be according to the first explosion-proof pressure sensor 210, the second explosion-proof pressure sensor 220 and explosion-proof temperature
Degree sensor 190 is sent to the signal of controller 160, and controller 160 controls the part of 800 aperture of gas valve according to these signals
Foundation.
Further, the first explosion-proof pressure sensor 210 and the second explosion-proof pressure sensor 220 can use an anti-detonation pressure
Gap sensor replaces.
Gas valve 800 is intelligence control gas valve 800.Controller 160 can send position control signal to gas valve 800, control
The aperture of gas valve 800 processed.
Controller 160 can be according to the first explosion-proof pressure sensor 210, the second explosion-proof pressure sensor 220, explosion-proof temperature
Sensor 190 and gas valve 800 are sent to the signal of controller 160, calculate and enter gas engine by gas valve 800
Gas amount.
Further include anti-explosion fuel gas valve 130 further on above-described embodiment basis, the anti-explosion fuel gas valve 130
On the fuel gas supply pipeline 100 being arranged between the gas valve 800 and the bellows 200, being used for will be excessively high in pipeline
Pressure discharges.
Anti-explosion fuel gas valve 130 can be arranged in fuel gas supply pipeline 100, and anti-explosion fuel gas valve 130 can be arranged in gas valve
Between 800 and bellows 200, bellows 200 realizes the soft connection of fuel gas supply pipeline 100 and gas engine.
When the pressure in pipeline is higher than certain value, the valve in anti-explosion fuel gas valve 130 is opened, by pipeline and big gas phase
Even, the pressure released in pipeline can prevent from exploding since pressure is excessive in pipeline.
Low concentration gas can be supplied to gas engine by gas supply system provided by the invention, and can ensure to supply
The safety given enables its gas engine to utilize low-concentration gas power generation, uneasy using low-concentration gas power generation to solve
Full problem.
Low concentration gas gas engine gas supply system takes much for the inflammable and explosive feature of low-concentration gas
Low concentration gas humidification is prevented from exploding in transmission process by measure by low concentration gas pretreatment unit 300；Using
It is quick-fried that explosion-proof solenoid valve 700, anti-explosion temperature sensor 190, explosion-proof pressure sensor and guard grating can prevent low-concentration gas from occurring
It is fried.Low-concentration gas in gas pipeline is caught fire due to engine flashback etc., and anti-explosion fuel gas valve 130 can be because of fuel gas supply pipeline
Pressure rise in 100 and open, fuel gas supply pipeline 100 is connected with air, and then releases in fuel gas supply pipeline 100
High pressure, prevent gas pipeline from exploding since internal pressure is excessive；Spark arrester 180 can prevent in gas pipeline flare from
One end of spark arrester 180 channels to the other end.Controller 160 according to flame sensor 170 transmit come alarm signal control in time
Explosion-proof solenoid valve 700 and other device actions, by Fault Control in minimum range.These measures can all greatly promote low dense
The security performance and reliability of gas engine gas supply system.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of gas supply system, which is characterized in that including fuel gas supply pipeline and the ripple being connect with fuel gas supply pipeline
Pipe；
The bellows is used for gas supply system and the soft connection of gas engine, the fuel gas supply pipeline be used for it is low
Concentration gas feedway connects；
Low concentration gas pretreatment unit, gas and water separator, combustion gas filtering are disposed on the fuel gas supply pipeline
Device, explosion-proof solenoid valve, spark arrester and gas valve；
The low concentration gas pretreatment unit is used to pre-process low concentration gas；
The gas and water separator is used for the moisture in separating low concentration gas；
The explosion-proof solenoid valve is for being turned on or off supply of the gas supply system to gas engine；
The spark arrester is for preventing flame from being propagated from a side of spark arrester to the other side of spark arrester；
The gas valve is used to adjust the flow of the low concentration gas of the fuel gas supply pipeline.
2. gas supply system according to claim 1, which is characterized in that further include the first Explosion-proof valve, described first
Explosion-proof valve is arranged on the fuel gas supply pipeline between the low concentration gas pretreatment unit and gas and water separator, is used for
Cut off the fuel gas supply pipeline.
3. gas supply system according to claim 1, which is characterized in that further include explosion-proof differential pressure indicator, the anti-detonation pressure
Poor table is used to measure the pressure difference of the inlet end and outlet side of the gas and water separator.
4. gas supply system according to claim 2, which is characterized in that further include the second Explosion-proof valve, second is explosion-proof
Valve is connect with the lower end of the gas and water separator.
5. gas supply system according to claim 4, which is characterized in that further include U-tube, the U-tube with it is described
Second Explosion-proof valve connects.
6. gas supply system according to claim 4, which is characterized in that further include evacuated tube, the evacuated tube connection
On fuel gas supply pipeline between the moisture separator and the explosion-proof solenoid valve, and third is provided in evacuated tube
Explosion-proof valve.
7. gas supply system according to claim 6, which is characterized in that further include gas filter；The combustion gas
On the fuel gas supply pipeline that filter is arranged between the evacuated tube and the explosion-proof solenoid valve, for removing low concentration watt
Solid impurity in this.
8. gas supply system according to claim 7, which is characterized in that further include controller and flame sensor, institute
It states on the fuel gas supply pipeline that flame sensor is arranged between the explosion-proof solenoid valve and spark arrester, the flame sensing
Signal is passed to the controller by device, and the controller controls the anti-explosion electric according to the signal that the flame sensor is sent
Magnet valve is turned on or off.
9. gas supply system according to claim 8, which is characterized in that further include anti-explosion temperature sensor, first anti-
Detonation pressure force snesor and the second explosion-proof pressure sensor；
The first explosion-proof pressure sensor and the second explosion-proof pressure sensor are separately positioned on the front and back of the gas valve
On the fuel gas supply pipeline at both ends；
And signal is passed to institute by the first explosion-proof pressure sensor and the second explosion-proof pressure sensor by guard grating
State controller；
The anti-explosion temperature sensor is on the fuel gas supply pipeline between the spark arrester and the gas valve, and institute
Anti-explosion temperature sensor is stated to connect with the controller.
10. gas supply system according to claim 1, which is characterized in that further include anti-explosion fuel gas valve, the combustion gas is anti-
On the fuel gas supply pipeline that quick-fried valve is arranged between the gas valve and the bellows, for pressure excessively high in pipeline to be released
It bleeds off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562583.5A CN108758338A (en) | 2018-06-01 | 2018-06-01 | gas supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562583.5A CN108758338A (en) | 2018-06-01 | 2018-06-01 | gas supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108758338A true CN108758338A (en) | 2018-11-06 |
Family
ID=64002495
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| CN201810562583.5A Pending CN108758338A (en) | 2018-06-01 | 2018-06-01 | gas supply system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669343A (en) * | 2019-02-19 | 2019-04-23 | 湖南力宇新能源科技有限公司 | A kind of unit control system |
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