CN201921359U - Fire extinguishing system for wind power generation set - Google Patents
Fire extinguishing system for wind power generation set Download PDFInfo
- Publication number
- CN201921359U CN201921359U CN2010205584497U CN201020558449U CN201921359U CN 201921359 U CN201921359 U CN 201921359U CN 2010205584497 U CN2010205584497 U CN 2010205584497U CN 201020558449 U CN201020558449 U CN 201020558449U CN 201921359 U CN201921359 U CN 201921359U
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- Prior art keywords
- fan
- fire extinguishing
- cabin
- wind power
- controller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model discloses a fire extinguishing system for a wind power generation set and belongs to the technical field of wind power generation. The fire extinguishing system for the wind power generation set is connected with a fan controller, wherein the signal input end of the fan controller is connected with the signal output end of a smoke sensor for detecting the smoke inside a cabin and is also connected with the signal output end of a pressure sensor for detecting air pressure inside the cabin; the control signal output end of the fan controller is connected with a fan, a fire extinguishing device and a control signal input end of an electric louver, and the cabin can form a closed space after the electric louver is closed; the fan controller analyzes and processes the signals of the smoke sensor and the pressure sensor, and then sends control signals for turning off the fan, starting or turning off the fire extinguishing device, or opening or closing the electric louver. The beneficial effects are as follows: the fan can be shut down quickly, the fire extinguishing device can be started to quickly carry out fire extinguishing inside the cabin, the electric louver is closed automatically, so that the concentration of fire extinguishing agent inside the cabin is ensured, and the fire extinguishing effect is good.
Description
Technical field
The utility model belongs to technical field of wind power generation, particularly a kind of fire extinguishing system of wind power generating set.
Background technology
At present, having a large amount of electric equipments in the wind-powered electricity generation unit in the cabin, is the major control part of wind-powered electricity generation unit.The fire of engine room inside can cause the badly damaged of wind-powered electricity generation unit, and along with the fast development of wind-powered electricity generation industry, fire will be increasing to the potentiality harm of wind-powered electricity generation unit.But it is untimely that often there is fire extinguishing in common extinguishing device at present, fire extinguishing weak effect, the problem that easily causes electric elements to damage.Therefore, seem particularly urgent for the suitable fire-smothering gear of wind-powered electricity generation unit development.
Fire-smothering gear is applied to the place that can not fire-fight by water, and is characterized in that blow-off velocity is fast, the protection object is not produced damage and pollute.Be applied to putting out a fire to save life and property liquid fire so far from carbon tetrachloride in 1900; one over 100 years; various alkyl halide gas extinguishing agents are developed and use; picture is breathed out the Kazakhstan dragon 111 and the Ha Long 1301 in dragon 1001,1011 and later stage; they have non-conductive, volatilization is fast, the advantage of noresidue, clean and safe; be particularly useful for protecting high-new electronic equipment, become human strong weapon with the appliance fire struggle.Yet studies show that in recent years comprises the discharging of chlorine fluorine hydrocarbon material in atmosphere of halon extinguishing agent, is the major reason that causes the atmospheric ozone damage layer, with the serious harm existent environment of people.In order to protect atmospheric ozone layer, according to " Chinese ODS is progressively eliminated national scheme ", China will stop in 2010 producing breathes out dragon 1211 and 1301 extinguishing chemicals, progressively adopts and breathes out imperial substitute.In the dragon substitute of numerous Kazakhstan, that has been used widely has heptafluoro-propane (FM200) extinguishing chemical, IG541 mist extinguishing chemical, the prefabricated extinguishing chemical of hot aerosol, a carbon dioxide extinguishing agent etc.
In above a few class gas extinguishing systems; any electric equipment fire that more is applicable in the protection wind-powered electricity generation set engine room; we are their pluses and minuses more once first: (1) carbon dioxide can not be used to have people's place; carbon dioxide system can produce a large amount of dry ice and the temperature of guard plot is sharply descended in dispose procedure; can influence precision instrument and equipment, dry ice also can cause the accident by stopped nozzles simultaneously.(2) have residue to belong to non-clean extinguishing chemical after the prefabricated fire extinguishing of hot aerosol, the product after spurting can cause damage to electrical equipment and electronic equipment, so be not suitable for the place that protection takies more equipment.(3) the inert gas fire-fighting pressure store of IG541 extinguishing chemical is 15Mpa～20Mpa, belongs to high-pressure system, and its system cost is the most expensive in all fire-fighting equipments.(4) heptafluoro-propane is a kind of colourless, tasteless gas, the no solid, liquid phase residue in fire extinguishing back, non-conductive, do not puncture electronic and electrical equipment, the liquid phase storage has good stable, and atmospheric ozone layer is not had destruction.Heptafluoro-propane extinguishing chemical blow-off velocity is fast, and is effective, and extinguishing concentration is low, and low toxicity has superior environmental protection characteristic, thereby is widely used in the gas extinguishing system.
Summary of the invention
For solving the deficiency of above technology, the utility model provides a kind of fire extinguishing timely, and good extinguishing effect has reduced the fire extinguishing system of fire to the wind power generating set of electric elements infringement.
The utility model is realized by following measure:
The fire extinguishing system of a kind of wind power generating set of the utility model is connected with the controller of fan signal; Wherein the signal input part of controller of fan with detect the cabin in the Smoke Sensor signal output part of smog and the pressure sensor signal output that detects the cabin internal gas pressure link to each other, the signal output part of controller of fan is connected with blower fan, extinguishing device and in order to make the control signal input of the automatically controlled shutter of formation enclosure space in the cabin after closing; Send after the signal analysis and processing of controller of fan with Smoke Sensor and pressure sensor that blower fan cuts out, extinguishing device starts or close and control signal that automatically controlled shutter opens or closes.
Above-mentioned extinguishing device comprises cabinet, and in cabinet, be provided with starting drive, safety relief valve, Pressure gauge, the holding bottle of heptafluoro-propane gas and injection short tube and the shower nozzle that links to each other with holding bottle are housed, described starting drive receives the control signal of controller of fan and controls the startup of extinguishing device and cut out.
Above-mentioned controller of fan is provided with manual operation selector switch and moves selector switch automatically, and operating personnel can select flexibly.
In order to give operating personnel with caution, improve security, above-mentioned controller of fan also is connected with audible-visual annunciator, and audible-visual annunciator is installed in the top of main shaft, and during breaking out of fire, the prompting personnel do not go into the cabin.
Above-mentioned Smoke Sensor is three, is installed in the cabin according to the Density Distribution of electric elements in the cabin; Extinguishing device is six, is distributed in the cabin, can play the effect of better fire extinguishing.
Above-mentioned automatically controlled shutter is two, is separately positioned on the top and the end of engine room cover, so that the good ventilation effect is arranged.
Above-mentioned manual operation selector switch and automatic operation selector switch are provided with the warning indicator lamp, so that operating personnel can be more prone to find the raising security.
The beneficial effects of the utility model are: the utility model is introduced the seven flourin propane fire extinction device in the theft-resistant link chain of wind-powered electricity generation unit; in case engine room inside breaking out of fire; the blower fan theft-resistant link chain disconnects; blower fan can quick shutdown; and the startup extinguishing device, fast to the cabin processing of putting out a fire, and automatically controlled shutter is closed automatically; guarantee agent concentration in the cabin, good extinguishing effect.In fire extinguishing procedure, if the cabin internal pressure is excessive, automatically controlled shutter is opened, and alleviates because of the excessive damage to electric equipment of cabin internal pressure.Guarantee that the wind-powered electricity generation unit can normally move after the maintenance fast, be unlikely to make whole cabin to be burnt, cause great loss.Acoustic-optic alarm is set reminds personnel's engine room inside breaking out of fire or abnormal conditions, improve safety of operators.Can manually control and control automatically flexible operation.
Description of drawings
Fig. 1 is a wind-powered electricity generation set engine room structure chart;
Fig. 2 is the wind-powered electricity generation set engine room cover and the automatically controlled shutter location drawing;
Fig. 3 is wind-powered electricity generation unit fire extinguishing system control principle figure;
Fig. 4 is a wind-powered electricity generation unit extinguishing device structural representation.
Among the figure: 1-main shaft, 2-gear-box, 3-generator, the 4-inner frame, 5-cabin underframe, 6-controller of fan, 7-extinguishing device I, 8-extinguishing device II, 9-extinguishing device III, 10-extinguishing device IV, 11-extinguishing device V, 12-extinguishing device VI, 13-Smoke Sensor I, 14-Smoke Sensor II, 15-Smoke Sensor III, the 16-audible-visual annunciator, 17-pressure sensor, 18-engine room cover, the automatically controlled shutter I of 19-, the automatically controlled shutter II of 20-, 21-cabinet, 22-holding bottle, the 23-Pressure gauge, the 24-starting drive, 25-sprays short tube, 26-shower nozzle.
The specific embodiment
Shown in Fig. 1,2,3,4, accompanying drawing has provided an example of the present utility model, and the utility model will be further described below in conjunction with accompanying drawing and example, but protection of the present utility model is not limited to the content shown in the example.In the utility model, be provided with main shaft 1, gear-box 2, generator 3, inner frame 4, cabin underframe 5 and controller of fan 6 in the cabin.The cabin is covered with engine room cover 18, and automatically controlled shutter is installed on the engine room cover 18, and six extinguishing devices and three Smoke Sensors are distributed in the wind-powered electricity generation set engine room, also audible-visual annunciator 16 are installed in the wind-powered electricity generation set engine room simultaneously.The signal input part of controller of fan 6 is connected with the signal output part of Smoke Sensor, pressure sensor 17, and the control signal output of controller of fan 6 is connected with the control signal input of blower fan, automatically controlled shutter and extinguishing device.Thereby extinguishing device, Smoke Sensor, audible-visual annunciator all are designed in the blower fan control system, as the part of blower fan system theft-resistant link chain.
To manually be installed on the controller of fan 6 with automatic operation selector switch, audible-visual annunciator 16 is installed on the main shaft top.Manually and automatically on the operation selector switch tangible warning indicator lamp is arranged, manually move selector switch control controller of fan 6 and manually move, move selector switch control controller of fan 6 automatically and move automatically.When selecting switch to be changed to when automatic, in case the engine room inside breaking out of fire, then the blower fan theft-resistant link chain disconnects, and controller of fan 6 sends the instruction of blower fan emergency shutdown and triggers extinguishing device; After the staff enters the cabin, selector switch is changed to manually, in case the engine room inside breaking out of fire, the staff is changed to selector switch automatically, and withdraws from the cabin.In area of aircraft cabins, be provided with and detect the acoustic-optic alarm that can move immediately behind the fire, remind personnel's engine room inside breaking out of fire or abnormal conditions; And the agent application index signal is set, with being strayed into of anti-personnel.Wherein, Smoke Sensor I 13 related extinguishing device I 7 and extinguishing device II 8, Smoke Sensor II 14 related extinguishing device III9 and extinguishing device IV10, related extinguishing device V 11 of Smoke Sensor III15 and extinguishing device VI12.Extinguishing device comprises cabinet 21, the holding bottle 22 of heptafluoro-propane gas is housed, starting drive 24, safety relief valve, Pressure gauge 23, spray short tube 25 and shower nozzle 26; Be equipped with Smoke Sensor, audible-visual annunciator 16 etc. simultaneously.Spray short tube 25 and link to each other with heptafluoro-propane atmosphere storage bottle 22 with shower nozzle 26, starting drive 24 receives the control signal of controller of fan 6 and controls the opening and closing of extinguishing device.
Its operation principle is: during the engine room inside breaking out of fire, when Smoke Sensor detects smog, then send the instruction of blower fan emergency shutdown by controller of fan 6, blower fan stops to generate electricity by way of merging two or more grid systems; Send enabling signal for simultaneously corresponding extinguishing device, open extinguishing device, discharge extinguishing chemical; Controller of fan 6 sends out code to automatically controlled shutter I 19 and automatically controlled shutter II 20 simultaneously, guarantees agent concentration, makes the cabin become a confined space; Audible-visual annunciator 16 is given in the number of delivering letters simultaneously, audible-visual annunciator 16 beginning sound and light alarms; Operating personnel are preset pressure value in controller of fan, in fire extinguishing procedure, if pressure sensor 17 detects the cabin internal pressure greater than default force value, for example during 1Mpa, controller of fan 6 automatically controlled shutter I 19 of control and automatically controlled shutter II 20 open, and prevent the excessive device damage that causes of pressure.
After finishing fire extinguishing, when Smoke Sensor detected less than smoke signal, controller of fan 6 sent halt instruction to extinguishing device; Send OPEN for simultaneously automatically controlled shutter I 19 and automatically controlled shutter II 20.So that cabin ventilation and pressure release; Also with audible-visual annunciator 16 signal relief.Controller of fan 6 can detect the state of automatically controlled shutter, if opened automatically controlled shutter because the cabin internal gas pressure is excessive, then controller of fan 6 can not send the instruction that the automatically controlled shutter of control is opened after fire extinguishing.
The above, the execution action of the detection by Smoke Sensor, control, extinguishing device and the automatically controlled shutter of controller of fan 6, the warning indicative function of audible-visual annunciator 16, solved the fire extinguishing in the blower fan cabin, and the problem of inner ventilation of fire extinguishing after engine room and pressure release.This extinguishing device of configuration can alleviate the damage that the engine room inside fire causes the wind-powered electricity generation unit greatly in blower fan, reduces the economic loss that the breaking out of fire of wind-powered electricity generation unit causes.
The foregoing description is described to be in order to specify this patent; though describe by specific term in the literary composition; but can not limit the protection domain of this patent with this; being familiar with the personage of this technical field can be after the spirit of understanding this patent and principle change or revises it and reach equivalent purpose; and this equivalence change and modification all should be covered by the claim scope and define in the category.
Claims (7)
1. the fire extinguishing system of a wind power generating set, be connected with the controller of fan signal, it is characterized in that: the signal input part of described controller of fan is connected with in order to the Smoke Sensor signal output part that detects smog in the cabin with in order to detecting the pressure sensor signal output of cabin internal gas pressure, and the signal output part of controller of fan is connected with blower fan, extinguishing device and in order to make the control signal input that forms the automatically controlled shutter of enclosure space in the cabin after closing; Send after the signal analysis and processing of controller of fan with Smoke Sensor and pressure sensor that blower fan cuts out, extinguishing device starts or close and control signal that automatically controlled shutter opens or closes.
2. according to the fire extinguishing system of the described wind power generating set of claim 1, it is characterized in that: described extinguishing device comprises cabinet, and in cabinet, be provided with starting drive, safety relief valve, Pressure gauge, the holding bottle of heptafluoro-propane gas and injection short tube and the shower nozzle that links to each other with holding bottle are housed, described starting drive receives the control signal of controller of fan and controls extinguishing device and starts and cut out.
3. according to the fire extinguishing system of the described wind power generating set of claim 1, it is characterized in that: described controller of fan is provided with manual operation selector switch and moves selector switch automatically.
4. according to the fire extinguishing system of the described wind power generating set of claim 1, it is characterized in that: controller of fan also control connection has audible-visual annunciator, and described audible-visual annunciator is arranged on the top of main shaft,
5. according to the fire extinguishing system of claim 1 or 2 described wind power generating set, it is characterized in that: described Smoke Sensor is three, is installed in the cabin according to the Density Distribution of electric elements in the cabin; Extinguishing device is six, is distributed in the cabin.
6. according to the fire extinguishing system of the described wind power generating set of claim 1, it is characterized in that: described automatically controlled shutter is two, is separately positioned on the top and the end of engine room cover.
7. according to the fire extinguishing system of the described wind power generating set of claim 3, it is characterized in that: manually move selector switch and be provided with the warning indicator lamp with automatic operation selector switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205584497U CN201921359U (en) | 2010-10-13 | 2010-10-13 | Fire extinguishing system for wind power generation set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205584497U CN201921359U (en) | 2010-10-13 | 2010-10-13 | Fire extinguishing system for wind power generation set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201921359U true CN201921359U (en) | 2011-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205584497U Expired - Fee Related CN201921359U (en) | 2010-10-13 | 2010-10-13 | Fire extinguishing system for wind power generation set |
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| Country | Link |
|---|---|
| CN (1) | CN201921359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234946A (en) * | 2014-09-26 | 2014-12-24 | 东方电气集团东方汽轮机有限公司 | Louver control system of wind power generation unit |
| CN106310564A (en) * | 2016-10-18 | 2017-01-11 | 上海市政工程设计研究总院（集团）有限公司 | Flame spread preventing method for cable tunnel fires |
| CN107693995A (en) * | 2017-09-29 | 2018-02-16 | 江西清华泰豪三波电机有限公司 | A kind of square cabin station Remote fire extinguishing structure |
-
2010
- 2010-10-13 CN CN2010205584497U patent/CN201921359U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234946A (en) * | 2014-09-26 | 2014-12-24 | 东方电气集团东方汽轮机有限公司 | Louver control system of wind power generation unit |
| CN106310564A (en) * | 2016-10-18 | 2017-01-11 | 上海市政工程设计研究总院（集团）有限公司 | Flame spread preventing method for cable tunnel fires |
| CN107693995A (en) * | 2017-09-29 | 2018-02-16 | 江西清华泰豪三波电机有限公司 | A kind of square cabin station Remote fire extinguishing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20121013 |