CN219941629U - Ventilation and fire-fighting system for cover shell of burner - Google Patents
Ventilation and fire-fighting system for cover shell of burner Download PDFInfo
- Publication number
- CN219941629U CN219941629U CN202320277959.4U CN202320277959U CN219941629U CN 219941629 U CN219941629 U CN 219941629U CN 202320277959 U CN202320277959 U CN 202320277959U CN 219941629 U CN219941629 U CN 219941629U
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- CN
- China
- Prior art keywords
- carbon dioxide
- ventilation
- gas
- gas turbine
- fire
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- 238000009423 ventilation Methods 0.000 title claims abstract description 40
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 134
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 71
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 71
- 238000002485 combustion reaction Methods 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000003205 fragrance Substances 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 230000033228 biological regulation Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003584 silencer Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 43
- 239000000446 fuel Substances 0.000 description 10
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000001350 alkyl halides Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Abstract
The utility model discloses a ventilation and fire-fighting system for a gas turbine housing, which comprises a gas turbine housing and a carbon dioxide release device communicated through a carbon dioxide pipeline, wherein the carbon dioxide release device comprises a busbar and a gas release cylinder, wherein the busbar is formed by connecting a plurality of carbon dioxide bottles in parallel, the gas release cylinder is used for controlling a switch valve on the carbon dioxide bottle, the busbar is communicated with an input end of the carbon dioxide pipeline, an output end of the carbon dioxide pipeline is communicated with the gas turbine housing and extends to the inside of the gas turbine housing, a plurality of nozzles are arranged on the carbon dioxide pipeline, an air inlet pipe and an air outlet pipe are arranged on the gas turbine housing, an exhaust fan is arranged on the air outlet pipe, and a plurality of ventilation pipes are arranged in the gas turbine housing; the fire-fighting system is arranged around the ventilation system, when the internal temperature of the combustion engine is high, the ventilation system cools the combustion engine, if the cooling effect of the ventilation system is not ideal, the ventilation system can be closed, the fire-fighting system can be started to extinguish fire in time, and the double protection effect is achieved on the engine cover shell of the combustion engine.
Description
Technical Field
The utility model relates to the technical field of fire control and ventilation of a combustion engine, in particular to a ventilation and fire control system of a housing of the combustion engine.
Background
A gas turbine is a heat engine installation with a combustible gas as the main fuel, the body of which must be placed in a closed casing, which is one of the important components of a gas turbine generator set module as an auxiliary system for the gas turbine. Because the inside of the housing is a sealed space, the inside of the housing is high in temperature and has combustible gas, and two large dangerous sources exist, a fire protection system and a ventilation system in the housing must be established.
However, the fire protection of the fire engine is focused on the fire disaster problem caused by the high temperature inside the fire engine or on the ventilation system, so that the internal temperature of the fire engine is hoped to be reduced through the ventilation system, and the occurrence rate of the fire disaster is effectively reduced; secondly, although the ventilation system in the prior art is provided with an air outlet and an air inlet, the internal cooling air flow is unevenly distributed, so that the air speed of the internal part is high, the air speed of the internal part is low, the bottom space in the housing cannot be well cooled, the bottom air temperature and the metal part temperature can be higher, the operation of the unit is affected, and the alarm system can be mistakenly triggered when the operation is serious, so that the staff can manually fire the internal part of the gas turbine or the housing.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a ventilation and fire-fighting system for a housing of a fuel engine.
The aim of the utility model is realized by the following technical scheme:
the utility model provides a gas turbine cover shell ventilation and fire extinguishing systems, includes the gas turbine housing and passes through the carbon dioxide release of carbon dioxide pipeline and gas turbine cover shell intercommunication, the carbon dioxide release includes busbar and the gas release jar that is parallelly connected setting by a plurality of carbon dioxide bottles, the gas release jar is used for controlling the ooff valve on the carbon dioxide bottle, busbar and carbon dioxide pipeline's input intercommunication, and carbon dioxide pipeline's output and gas turbine cover shell intercommunication extend to inside the gas turbine cover shell, and be equipped with a plurality of nozzles that are used for spraying carbon dioxide on the output of carbon dioxide pipeline, be equipped with the air-supply line and go out the tuber pipe on the gas turbine cover shell, be equipped with the air exhauster on the tuber pipe, be equipped with a plurality of ventilation pipes with play tuber pipe intercommunication in the gas turbine cover shell, the inside regulating baffle that all is equipped with of ventilation pipe.
In the above summary, further, a main bus bar, a bypass bus bar and an expansion bus bar are arranged in the carbon dioxide release device, and the bypass bus bar and the expansion bus bar are communicated with the carbon dioxide pipeline through pipelines.
In the above summary, further, the carbon dioxide release device further includes a bleed air warning line connected to an upstream end of the busbar, and the other end of the bleed air warning line is connected to a carbon dioxide sound horn disposed inside the housing of the fuel cell.
In the above summary, further, a blocking device and an odorant device are disposed at an upstream end of the carbon dioxide pipeline.
In the above summary, further, the output end of the carbon dioxide pipeline extends into the housing of the fuel engine and is divided into two branch pipelines, the two branch pipelines are provided with a plurality of nozzles for spraying carbon dioxide, and the two branch pipelines are respectively arranged at the top and the bottom in the housing of the fuel engine.
In the above summary, further, a plurality of temperature sensors and flame detectors for detecting flames are disposed around the inner wall of the housing of the burner.
In the above summary, further, a throttle baffle, a muffler, a methane gas detector, a louver for preventing wind and rain are disposed in the air inlet pipe and the air outlet pipe, and a filter is disposed in the air inlet pipe.
In the above summary, further, two exhaust fans are disposed in the air outlet pipe, and two ends of the two exhaust fans are connected with a differential pressure transmitter.
The beneficial effects of the utility model are as follows:
according to the utility model, the fire-fighting system is arranged on the gas engine housing, the ventilation system is also arranged, when the internal temperature of the gas engine is higher, the gas engine is cooled through the ventilation system, if the cooling effect of the ventilation system is not ideal and the temperature is still too high to cause fire, the ventilation system can be closed, the fire-fighting system is started to extinguish fire in time, the double protection effect is achieved on the gas engine housing, the damage of the gas engine components is avoided, and the service life is prolonged;
secondly, all be equipped with shower nozzle and ventilation pipe in housing and gas turbine inner wall many places, evenly spray extinguishing material everywhere through a plurality of shower nozzles, put out a fire fast, be equipped with in the ventilation pipe and be used for adjusting the regulation baffle that connects wind power size or wind speed, make the inside cooling air flow evenly distributed of housing, in time discharge the heat or the combustible gas of revealing that the unit gives off.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
In the figure, a 1-gas engine housing, a 2-carbon dioxide pipeline, a 3-carbon dioxide releasing device, a 31-main bus bar, a 32-bypass bus bar, a 33-expansion bus bar, a 34-gas releasing cylinder, a 35-carbon dioxide bottle, a 36-switch valve, a 4-nozzle, a 5-temperature sensor, a 6-flame detector, a 7-air inlet pipe, an 8-air outlet pipe, a 9-ventilation pipe, a 10-deflation warning line, a 11-carbon dioxide gas horn, a 12-locking device, a 13-odorant device, a 14-exhaust fan and a 15-differential pressure transmitter.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
Examples:
in the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must be provided with a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, a ventilation and fire protection system for a gas turbine housing 1 includes a gas turbine housing 1 and a carbon dioxide release device 3 in communication with the gas turbine housing 1 via a carbon dioxide line 2. The material for fire extinguishment is mainly carbon dioxide gas, and the carbon dioxide fire extinguishing agent has the advantages of wide sources, low price, high electrical insulation, cleanness, no residue, no deterioration after long-term storage, no damage to equipment, no pollution to the fire scene environment during fire extinguishment, and no trace after fire extinguishment. In addition, other fire fighting media may be selected, such as inert gases, heptafluoropropane, haloalkanes, etc.
The carbon dioxide release device 3 comprises a busbar and a gas release cylinder 34, wherein the busbar is formed by connecting a plurality of carbon dioxide bottles in parallel, the gas release cylinder 34 is used for controlling a switch valve 36 on the carbon dioxide bottles, a timer and an electromagnetic valve are arranged in the gas release cylinder 34, and when a fire disaster is detected in the gas release cylinder, the switch valve 36 on the carbon dioxide bottles is automatically opened and closed through the electromagnetic valve; the busbar is communicated with the input end of the carbon dioxide pipeline 2, the output end of the carbon dioxide pipeline 2 is communicated with the fuel engine cover 1 and extends to the inside of the fuel engine cover 1, a plurality of nozzles 4 for spraying carbon dioxide are arranged on the output end of the carbon dioxide pipeline 2, the nozzles 4 are uniformly distributed in various places inside the fuel engine cover 1, and the problem that carbon dioxide is insufficiently sprayed in certain corners and cannot effectively extinguish fire is avoided.
Be equipped with air-supply line 7 and play tuber pipe 8 on the gas turbine housing 1, be equipped with air exhauster 14 on the play tuber pipe 8, be equipped with a plurality of ventilation pipes 9 that communicate with play tuber pipe 8 in the gas turbine housing 1, ventilation pipe 9 also distributes gas turbine and gas turbine housing 1 inner wall many places, in time dispels the heat to equipment ventilation, simultaneously, the inside regulation baffle that all is equipped with of ventilation pipe 9 can adjust the angle of opening and shutting of regulation baffle according to the heat dissipation condition, if wind speed and wind-force are long lasting bigger all the time probably causes air exhauster 14 damage.
In the above embodiment, preferably, the carbon dioxide release device 3 is provided with a main bus bar 31, a bypass bus bar 32 and an expansion bus bar 33, and the bypass bus bar 32 and the expansion bus bar 33 are communicated with the carbon dioxide pipeline 2 through pipes. Specifically, the bypass bus 32 and the expansion bus 33 mainly play a standby role, and when the fire is large, the gas in the carbon dioxide bottle in the main bus 31 is insufficient, and the spread of the fire cannot be effectively prevented, and at this time, the bypass bus 32 and the expansion bus 33 can be switched to extinguish the fire.
The carbon dioxide release device 3 further comprises a deflation warning circuit 10 communicated with the upstream end of the busbar, and the other end of the deflation warning circuit 10 is connected with a carbon dioxide sound horn 11 arranged inside the gas turbine housing 1. When the carbon dioxide release device 3 starts to release carbon dioxide, the carbon dioxide sound horn 11 reminds related personnel that the carbon dioxide is released, if the carbon dioxide sound horn 11 does not sound, the inside of the air supply pipeline is possibly blocked or the gas release cylinder 34 is out of order, the pipeline or the component is checked in time, and the damaged new pipeline or component is replaced.
In the above embodiment, the upstream end of the carbon dioxide line 2 is preferably provided with a blocking device 12 and an odorant device 13. Specifically, the lockout device 12 may manually block fire medium discharge for handling emergency situations; the odorant device 13 adds an odor medium to the released fire-fighting medium, so that the danger can be recognized in time.
In the above embodiment, preferably, the output end of the carbon dioxide pipeline 2 extends into the housing 1 of the fuel engine and is divided into two branch pipelines, the two branch pipelines are provided with a plurality of nozzles 4 for spraying carbon dioxide, and the two branch pipelines are respectively arranged at the top and the bottom in the housing 1 of the fuel engine, so that insufficient spraying of carbon dioxide at corners is avoided, and effective fire extinguishing cannot be performed.
A plurality of temperature sensors 5 and flame detectors 6 for detecting flames are arranged around the inner wall of the gas turbine housing 1. Specifically, other detecting devices can be added according to the need, the flame detector 6 can detect infrared radiation in the flame, and when the flame detector 6 is activated, a fire detection signal is sent out and fire protection is started; when the temperature sensor 5 is activated at a preset temperature, a "fire detected" signal is issued and fire protection is initiated.
In the above embodiment, preferably, the air inlet pipe 7 and the air outlet pipe 8 are respectively provided with a throttle baffle, a muffler, a methane gas detector and a shutter for preventing wind and rain, and the air inlet pipe 7 is also provided with a filter.
In the above embodiment, preferably, two exhaust fans 14 are disposed in the air outlet pipe 8, and two differential pressure transmitters 15 are connected to two ends of the two exhaust fans 14. The two exhaust fans 14 can improve the working efficiency, and can be used in a main mode and a standby mode, the differential pressure transmitter 15 is used for detecting the pressure difference at two sides of the exhaust fans 14, and if the value of the differential pressure difference is large, the situation that the inside of the exhaust fans 14 or the inside of the air outlet pipe 8 is possibly blocked is indicated, and the maintenance should be performed in time.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (8)
1. The utility model provides a gas hood shell ventilation and fire control system, its characterized in that, include gas hood shell (1) and through carbon dioxide pipeline (2) and carbon dioxide release (3) of gas hood shell (1) intercommunication, carbon dioxide release (3) include busbar and gas release jar (34) by parallelly connected setting of a plurality of carbon dioxide bottle (35), gas release jar (34) are used for controlling ooff valve (36) on carbon dioxide bottle (35), busbar and carbon dioxide pipeline (2) input intercommunication, and carbon dioxide pipeline (2) output and gas hood shell (1) intercommunication and extend to inside gas hood shell (1), and be equipped with a plurality of nozzle (4) that are used for spraying carbon dioxide on the output of carbon dioxide pipeline (2), be equipped with air-supply line (7) and play tuber pipe (8) on gas hood shell (1), be equipped with air exhauster (14) on play tuber pipe (8), be equipped with a plurality of ventilation pipe (9) with play tuber pipe (8) intercommunication in gas hood shell (1), all be equipped with regulation baffle inside ventilation pipe (9).
2. A ventilation and fire protection system for a housing of a burner according to claim 1, characterized in that the carbon dioxide release device (3) is provided with a main busbar (31), a bypass busbar (32) and an expansion busbar (33), the bypass busbar (32) and the expansion busbar (33) being in communication with the carbon dioxide line (2) via pipes.
3. A gas turbine housing ventilation and fire protection system according to claim 2, characterized in that the carbon dioxide release device (3) further comprises a gas release warning line (10) in communication with the gas release cylinder, the other end of the gas release warning line (10) being connected with a carbon dioxide sound horn (11) placed inside the gas turbine housing (1).
4. A housing ventilation and fire protection system for a gas turbine according to claim 3, characterized in that the upstream end of the carbon dioxide line (2) is provided with a blocking device (12) and an odorant device (13).
5. A gas turbine housing ventilation and fire protection system according to claim 4, characterized in that the output end of the carbon dioxide line (2) extends into the interior of the gas turbine housing (1) and is divided into two branch lines, which are provided with a plurality of nozzles (4) for spraying carbon dioxide, and which are placed at the top and bottom in the gas turbine housing (1), respectively.
6. A ventilation and fire protection system for a housing of a burner according to claim 5, characterized in that a plurality of temperature sensors (5) and flame detectors (6) for detecting flames are provided around the inner wall of the housing (1).
7. The ventilation and fire protection system for a cover shell of a combustion engine according to claim 1, wherein a throttle baffle, a silencer, a methane gas detector and a louver for preventing wind and rain are arranged in the air inlet pipe (7) and the air outlet pipe (8), and a filter is further arranged in the air inlet pipe (7).
8. A ventilation and fire protection system for a housing of a burner according to claim 7, characterized in that two exhaust fans (14) are arranged in the air outlet pipe (8), and two ends of the two exhaust fans (14) are connected with a differential pressure transmitter (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320277959.4U CN219941629U (en) | 2023-02-20 | 2023-02-20 | Ventilation and fire-fighting system for cover shell of burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320277959.4U CN219941629U (en) | 2023-02-20 | 2023-02-20 | Ventilation and fire-fighting system for cover shell of burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219941629U true CN219941629U (en) | 2023-11-03 |
Family
ID=88556918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320277959.4U Active CN219941629U (en) | 2023-02-20 | 2023-02-20 | Ventilation and fire-fighting system for cover shell of burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219941629U (en) |
-
2023
- 2023-02-20 CN CN202320277959.4U patent/CN219941629U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |