CN204152649U - For the fire-fighting system control gear of gas turbine - Google Patents
For the fire-fighting system control gear of gas turbine Download PDFInfo
- Publication number
- CN204152649U CN204152649U CN201420562318.4U CN201420562318U CN204152649U CN 204152649 U CN204152649 U CN 204152649U CN 201420562318 U CN201420562318 U CN 201420562318U CN 204152649 U CN204152649 U CN 204152649U
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- fire
- switch
- fighting system
- fighting
- control gear
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- 230000009471 action Effects 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a kind of fire-fighting system control gear for gas turbine, comprising: FHC＝fire hydrant cabinet, for exporting firing-fighting medium; FHC＝fire hydrant cabinet is communicated in gas turbine engine enclosure by the road; Be provided with the first switch whether opened for controlling FHC＝fire hydrant cabinet in FHC＝fire hydrant cabinet, pipeline is provided with the second switch for pilot line conduction and cut-off; Second switch is provided with two position switchs, respectively the on state of corresponding pipeline, the cut-off state of pipeline; First switch, two position switchs are all electrically connected to controller, are provided with flame detector in gas turbine engine enclosure, and flame detector electrical connection controller, to pass to controller by the fire signal of detection; Controller controls the action of the first switch according to the state signal of the fire signal received, two position switchs.The utility model greatly reduces the misoperation of fire-fighting system, ensure that the normal reliable of fire-fighting system is run, saves fire-fighting consumptive material, be conducive to the maintenance of fire-fighting system.
Description
Technical field
The utility model relates to gas turbine control field, especially, relates to a kind of fire-fighting system control gear for gas turbine.
Background technique
Along with the fast development of China's economic society, all kinds of factors causing disaster increases in a large number, and fire risk and prevention and control difficulty constantly increase.The fire-fighting system of gas turbine is used for detecting and emergency processing the disaster hidden-trouble in gas turbine operation process, conscientiously can improve the security of operation of gas turbine.The fire-fighting system of existing gas turbine generally adopts PLC control system to control; wherein; PLC control system has three kinds of control modes: automatic mode, manual mode, prohibited mode; when gas turbine normally works; fire-fighting system is in automatic mode, if when need patrol and examine gas turbine, then needs to switch to manual mode; when gas turbine is in outage state, then fire-fighting system selects disable mode.The handoff procedure of fire-fighting system as shown in Figure 1, needs operator to switch through switching push button in control room.
And a position switch participant status of manual ball valve shows and warning prompt in the fire-fighting system of existing gas turbine, do not participate in controlling, even if the manual ball valve of fire-fighting system to be got to when causing like this patrolling and examining at the scene the position of pass, if control mode is still automatic mode, open combustion engine cabinet door, be easy to cause suppression system action; And if under outage state, only manual ball valve were got to the position of pass, control system would be in automatic mode, also can cause suppression system action.Therefore existing control mode is easy to cause fire-fighting system misoperation, increase the number of times changing carbon dioxide steel cylinder.
Model utility content
The utility model object is to provide a kind of fire-fighting system control gear for gas turbine, easily under non-fire situation, misoperation occurs with the fire-fighting system solving existing gas turbine, and then causes the frequent technical problem changing fire extinguishing device.
For achieving the above object, the technical solution adopted in the utility model is as follows:
For a fire-fighting system control gear for gas turbine, comprising:
FHC＝fire hydrant cabinet, for exporting firing-fighting medium;
FHC＝fire hydrant cabinet is communicated in gas turbine engine enclosure by the road;
Be provided with the first switch whether opened for controlling FHC＝fire hydrant cabinet in FHC＝fire hydrant cabinet, pipeline is provided with the second switch for pilot line conduction and cut-off;
Second switch is provided with two position switchs, respectively the on state of corresponding pipeline, the cut-off state of pipeline;
First switch, two position switchs are all electrically connected to controller,
Be provided with flame detector in gas turbine engine enclosure, flame detector electrical connection controller, to pass to controller by the fire signal of detection;
Controller controls the action of the first switch according to the state signal of the fire signal received, two position switchs.
Further, FHC＝fire hydrant cabinet comprises: for the fire-extinguishing bottle of splendid attire firing-fighting medium and the driving steel cylinder for driving fire-extinguishing bottle to export firing-fighting medium;
Steel cylinder is driven to connect fire-extinguishing bottle through the first switch; The outlet connecting pipe road of fire-extinguishing bottle.
Further, the quantity of fire-extinguishing bottle is two groups, often organizes fire-extinguishing bottle correspondence and arranges driving steel cylinder and the first switch.
Further, the outlet often organizing fire-extinguishing bottle is communicated to pipeline through one-way valve respectively.
Further, the first switch is solenoid valve.
Further, second switch is manual ball valve.
Further, controller is PLC.
Further, firing-fighting medium is carbon dioxide.
The utility model has following beneficial effect:
The utility model is used for the fire-fighting system control gear of gas turbine, the state signal of two position switchs of second switch is gathered by controller, realize the chain of the location status of second switch that is positioned on pipeline and the control mode of controller, and the fire signal generated through receiving flame detector controls the action of the first switch, realize the automatic control of fire-fighting system, greatly reduce the misoperation of fire-fighting system, ensure that the normal reliable of fire-fighting system is run, save fire-fighting consumptive material, be conducive to the maintenance of fire-fighting system.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is that the pattern of the fire-fighting system of gas turbine in prior art switches schematic diagram;
Fig. 2 is the structural representation of the utility model preferred embodiment for the fire-fighting system control gear of gas turbine; And
Fig. 3 is that the pattern of the utility model preferred embodiment switches schematic diagram.
Description of reference numerals:
10, FHC＝fire hydrant cabinet; 11, the first switch; 12, fire-extinguishing bottle; 13, steel cylinder is driven; 14, one-way valve; 20, pipeline; 30, gas turbine engine enclosure; 31, flame detector; 40, second switch.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
With reference to Fig. 2, preferred embodiment of the present utility model provides a kind of fire-fighting system control gear for gas turbine, and the present embodiment fire-fighting system control gear comprises: FHC＝fire hydrant cabinet 10, for exporting firing-fighting medium; FHC＝fire hydrant cabinet 10 20 is communicated in gas turbine engine enclosure 30 by the road; Be provided with the first switch 11 whether opened for controlling FHC＝fire hydrant cabinet 10 in FHC＝fire hydrant cabinet 10, pipeline 20 is provided with the second switch 40 for pilot line 20 conduction and cut-off; Second switch 40 is provided with two position switchs, respectively the on state of corresponding pipeline 20, the cut-off state of pipeline 20; First 11, two, switch position switch is all electrically connected to controller (not shown), and be provided with flame detector 31 in gas turbine engine enclosure 30, flame detector 31 is electrically connected controller, so that the fire signal of detection is passed to controller; Controller controls the action of the first switch 11 according to the state signal of the fire signal received, two position switchs.In the present embodiment, the control mode of controller and the location status of second switch 40 carry out chain control, with reference to Fig. 3, chain control is specially: put automatic button when second switch 40 is on state, controller switches to automatic mode, and controller generates instruction by the fire signal received and controls the first switch 11; When second switch 40 is in cut-off state or some hand push button, controller switches to manual mode.The present embodiment fire-fighting system control gear, the state signal of two position switchs of second switch 40 is gathered by controller, realize the chain of the location status of second switch 40 that is positioned on pipeline 20 and the control mode of controller, and the fire signal generated through receiving flame detector 31 controls the action of the first switch 11, realize the automatic control of fire-fighting system, greatly reduce the misoperation of fire-fighting system, ensure that the normal reliable of fire-fighting system is run, save fire-fighting consumptive material, be conducive to the maintenance of fire-fighting system.
With reference to Fig. 2, alternatively, in the present embodiment, FHC＝fire hydrant cabinet 10 comprises: for the fire-extinguishing bottle 12 of splendid attire firing-fighting medium and the driving steel cylinder 13 for driving fire-extinguishing bottle 12 to export firing-fighting medium; Steel cylinder 13 is driven to connect fire-extinguishing bottle 12 through the first switch 11; The outlet connecting pipe road 20 of fire-extinguishing bottle 12.Preferably, drive steel cylinder 13 for high pressure nitrogen driving steel cylinder, the first switch 11 is solenoid valve, and second switch 40 is manual ball valve, and controller is PLC.The present embodiment selects manual ball valve as second switch 40, because manual ball valve is with position switch, the particular location of manual ball valve can be embodied, convenient operation personnel on site manipulates second switch 40, and PLC is by receiving the state signal of second switch 40, can in the state of side, control room display second switch 40.
The present embodiment fire-fighting system control gear can reduce the possibility of fire-fighting system misoperation greatly, when patrolling and examining, when operator open the chamber door of gas turbine engine enclosure 30, manual ball valve is got to the position of pass, preferably, manual ball valve is arranged near door side, because controller automatically switches to manual mode according to the position switch of manual ball valve, chain with manual ball valve achieving control mode, as long as namely the position that manual ball valve gets to pass just can be ensured that control mode is manual mode, unpacking door that so just can be more relieved is patrolled and examined, patrol and examine complete, after shutting chamber door, automatic button is also put in the position got to out by manual ball valve, control mode switch is automatic mode by controller, if be not switched to automatic mode, control system has alarm.Simultaneously under outage state, as long as position manual ball valve being got to pass just can ensure that fire-fighting system is at manual mode, can only manual release, switch chamber door just can be safer.
Preferably, in FHC＝fire hydrant cabinet, the quantity of fire-extinguishing bottle 12 is two groups, often organizes fire-extinguishing bottle 12 correspondence and arranges driving steel cylinder 13 and the first switch 11, wherein, one group of fire-extinguishing bottle 12 is initial steel cylinder, and another group fire-extinguishing bottle 12 is spare cylinder, to ensure the safe and reliable of fire-fighting system.Preferably, in order to avoid two groups of fire-extinguishing bottles 12 interact, the outlet often organizing fire-extinguishing bottle 12 is communicated to pipeline 20 through one-way valve 14 respectively.In the present embodiment, the firing-fighting medium be stored in fire-extinguishing bottle 12 is carbon dioxide.
Fire extinguishing flow process under the present embodiment fire-fighting system automatic mode is as follows: after flame detector 31 detects fire signal, fire signal is passed to PLC, then PLC sends fire extinguishing order to solenoid valve, solenoid valve is opened high pressure nitrogen and is driven steel cylinder, high pressure nitrogen drives steel cylinder to drive and opens fire-extinguishing bottle 12, and last firing-fighting medium manually ball valve is sprayed onto in gas turbine engine enclosure 30 and puts out a fire.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1., for a fire-fighting system control gear for gas turbine, it is characterized in that, comprising:
FHC＝fire hydrant cabinet (10), for exporting firing-fighting medium;
Described FHC＝fire hydrant cabinet (10) by the road (20) is communicated in gas turbine engine enclosure (30);
Be provided with the first switch (11) whether opened for controlling described FHC＝fire hydrant cabinet (10) in described FHC＝fire hydrant cabinet (10), described pipeline (20) is provided with the second switch (40) for controlling described pipeline (20) conduction and cut-off;
Described second switch (40) is provided with two position switchs, respectively the on state of corresponding described pipeline (20), the cut-off state of described pipeline (20);
Described first switch (11), described two position switchs are all electrically connected to controller,
Be provided with flame detector (31) in described gas turbine engine enclosure (30), described flame detector (31) is electrically connected described controller, so that the fire signal of detection is passed to described controller;
Described controller controls the action of described first switch (11) according to the state signal of the described fire signal received, described two position switchs.
2. fire-fighting system control gear according to claim 1, it is characterized in that, described FHC＝fire hydrant cabinet (10) comprising: for the fire-extinguishing bottle (12) of splendid attire firing-fighting medium and the driving steel cylinder (13) for driving described fire-extinguishing bottle (12) to export firing-fighting medium;
Described driving steel cylinder (13) connects described fire-extinguishing bottle (12) through described first switch (11); The outlet of described fire-extinguishing bottle (12) connects described pipeline (20).
3. fire-fighting system control gear according to claim 2, is characterized in that,
The quantity of described fire-extinguishing bottle (12) is two groups, often organizes described fire-extinguishing bottle (12) correspondence and arranges described driving steel cylinder (13) and described first switch (11).
4. fire-fighting system control gear according to claim 3, is characterized in that,
The outlet often organizing described fire-extinguishing bottle (12) is communicated to described pipeline (20) through one-way valve (14) respectively.
5. fire-fighting system control gear according to claim 4, is characterized in that,
Described first switch (11) is solenoid valve.
6. fire-fighting system control gear according to claim 1, is characterized in that,
Described second switch (40) is manual ball valve.
7. fire-fighting system control gear according to claim 1, is characterized in that,
Described controller is PLC.
8., according to the arbitrary described fire-fighting system control gear of claim 1 to 7, it is characterized in that,
Described firing-fighting medium is carbon dioxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562318.4U CN204152649U (en) | 2014-09-28 | 2014-09-28 | For the fire-fighting system control gear of gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562318.4U CN204152649U (en) | 2014-09-28 | 2014-09-28 | For the fire-fighting system control gear of gas turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204152649U true CN204152649U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420562318.4U Expired - Fee Related CN204152649U (en) | 2014-09-28 | 2014-09-28 | For the fire-fighting system control gear of gas turbine |
Country Status (1)
| Country | Link |
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| CN (1) | CN204152649U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335159A (en) * | 2017-08-09 | 2017-11-10 | 上海电气燃气轮机有限公司 | The safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism |
| CN110579995A (en) * | 2018-06-08 | 2019-12-17 | 上海漕泾热电有限责任公司 | on-line monitoring system for fire protection of gas turbine |
| CN113658405A (en) * | 2021-07-29 | 2021-11-16 | 烟台杰瑞石油装备技术有限公司 | Fire protection method and fire protection system for gas turbine generator set |
-
2014
- 2014-09-28 CN CN201420562318.4U patent/CN204152649U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335159A (en) * | 2017-08-09 | 2017-11-10 | 上海电气燃气轮机有限公司 | The safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism |
| CN110579995A (en) * | 2018-06-08 | 2019-12-17 | 上海漕泾热电有限责任公司 | on-line monitoring system for fire protection of gas turbine |
| CN113658405A (en) * | 2021-07-29 | 2021-11-16 | 烟台杰瑞石油装备技术有限公司 | Fire protection method and fire protection system for gas turbine generator set |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |