CN207152912U - The safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism - Google Patents
The safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism Download PDFInfo
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- CN207152912U CN207152912U CN201720993203.4U CN201720993203U CN207152912U CN 207152912 U CN207152912 U CN 207152912U CN 201720993203 U CN201720993203 U CN 201720993203U CN 207152912 U CN207152912 U CN 207152912U
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Abstract
The utility model provides a kind of safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism, including：Fire protection linkage control device, detection system, warning system, for detecting the first detector that whether gas supply cut off, for detecting the second detector that whether door of casing close, for detecting the 3rd detector and the fire extinguishing system whether fire resisting damper closes.The utility model considers the demands such as fire-fighting in gas turbine case, personal security, operation facility, fire-fighting safety conscientiously, for the conventional configuration of heavy duty gas turbine power plant, is targetedly designed, especially suitable for heavy duty gas turbine power plant.
Description
Technical field
Gas turbine technology field is the utility model is related to, more particularly to a kind of cover of restriking based on polynary feedback mechanism
The safety-type total flood fire-fighting system of shell.
Background technology
In recent years, filled with natural gas, fuel oil, fuel gas with low heat value etc. for the generating heavy duty gas turbine (referred to as restriking) of fuel
Machine amount surges.Sound insulation case protection must be had by restriking, namely the running environment restriked is the environment of a relative closure.Except restriking
Outside, casing interior often also has the equipment such as gas module, oil-gas pipeline, all kinds of instrument, easily produces localized hyperthermia, naked light etc.
Disaster hidden-trouble, it is therefore necessary to configure fire-fighting system in casing interior, be referred to as case fire-fighting system of restriking.
Case of restriking is body structure, therefore generally use total flood fire suppression method, the related detector prison in case
Corresponding pre- fire alarm, main fire alarm and the action of corresponding warning device can be triggered by measuring fire signal, and then trigger fire extinguishing
Medium spurts.Because total flood fire suppression Method And Principle is to make firing-fighting medium full of casing interior space and remain certain dense
Degree, namely fire smothering, therefore firing-fighting medium need to cut off gas supply before spurting and close each ventilating opening of case.In addition,
The firing-fighting medium of total flood fire-fighting may damage to staff, such as asphyxia, frostbite, therefore firing-fighting medium spurts
Before, staff in case need to be made to withdraw.
The fire-fighting system of existing case of restriking is commonly simple coordinated signals, although fire occurs, is protected according to fire-fighting
Shield control logic can cut off gas supply, close case ventilating opening, notify that staff withdraws in case, but generally not consider this
The feedback acted a bit, namely fire-fighting action is simple sequence, even if above-mentioned action does not occur, fire-fighting control program also can be downward
Carry out, such design easily causes the danger such as spray by mistake, personnel's injury, firing-fighting medium leakage.
Therefore the fire-fighting for generating heavy duty gas turbine casing interior, personal security, operation facility, fire-fighting safety etc. need
Ask, it is necessary to design it is a set of be used for generate electricity heavy duty gas turbine case, fast response time, it is safe, complete function based on
The safety-type total flood fire-fighting system of polynary feedback mechanism.
Utility model content
It is safety-type that the technical problems to be solved in the utility model is to provide a kind of case of restriking based on polynary feedback mechanism
Total flood fire-fighting system, to overcome the drawbacks described above of prior art.
To achieve the above object, a kind of case of restriking based on polynary feedback mechanism of the utility model offer is safety-type floods entirely
Do not have formula fire-fighting system, restrike including case, ventilating system, fuel gas supply system and gas turbine control system, the ventage
For system in the case, the case is provided with door of casing, and the door of casing is provided with detect whether door of casing close the
Two detectors, the case is interior to be provided with fire resisting damper, and the fire resisting damper is provided with the 3rd detector whether detection fire resisting damper closes,
The fuel gas supply system is provided with gas cut off valve, and the gas cut off valve is provided with what whether detection gas cut off valve closed
First detector, the ventilating system, the fuel gas supply system are connected with gas turbine control system respectively；Also include：Disappear
Anti- linkage controller, for detecting the smog of environment, flame and the detection system of temperature, for sending the alarm system of fire alarm
System, the fire extinguishing system put out a fire for storing and spurting firing-fighting medium；The detection system, warning system, gas turbine control
System, the first detector, the second detector, the 3rd detector and fire extinguishing system processed communicate with the fire protection linkage control device respectively
Connection.
Preferably, in addition to system mode converting system, the system mode converting system include system mode conversion control
System switch and system state indicator, the system mode conversion controling switch, the system state indicator respectively with it is described
The communication connection of fire protection linkage control device.
Preferably, the warning system includes light crossing-signal and sound alarm subsystem.
Preferably, the detection system includes smoke detector, flame detector and heat detector.
Preferably, in addition to hand push button, the hand push button connect with fire protection linkage control device communication.
Preferably, the fire extinguishing system includes at least one firing-fighting medium storage tank, and each firing-fighting medium storage tank is provided with peace
Full valve, the safety valve are provided with the 4th detector whether detection safety valve closes, the blow-off pipe of each firing-fighting medium storage tank
Road is provided with pressure switch, and the 4th detector, the pressure switch communicate with the fire protection linkage control device connect respectively.
Preferably, each firing-fighting medium storage tank, which is provided with, monitors the monitoring dress whether the firing-fighting medium storage tank leaks
Put.
Preferably, the fire extinguishing system includes mechanical trip, and the mechanical trip and fire extinguishing system are spurted
Valve connects.
Preferably, the fire protection linkage control device is connected with fire-fighting centralized control system.
As described above, the safety-type total flood fire-fighting of the case of restriking based on polynary feedback mechanism that the utility model is related to
System, have the advantages that：The utility model consider conscientiously the fire-fighting restriked in case, personal security, operation it is convenient,
The demands such as fire-fighting safety, configure for the routine of heavy duty gas turbine power plant, be targetedly designed, especially suitable for weight
Type gas-turbine electric power plant.
The utility model is compared to the advantages of prior art：Fire-fighting protection related system is considered first
Feedback signal, and using these signals participate in fire-fighting control, make spurting for firing-fighting medium safer, can effectively prevent by mistake spray or
Firing-fighting medium leaks；Next to that there is provided automatic, manual, disabling and mechanically operated " 3+1 " operational mode, the method for operation is more
Hommization, it is not only convenient for the personal safety that operation is better able to ensure field personnel；It is finally fire-fighting system and phase relation
System forms quick rational linkage, and response is more rapid, fire-fighting action is more reasonable.
Brief description of the drawings
Fig. 1 is theory structure schematic diagram of the present utility model.
Component label instructions
1 fire protection linkage control device
2 cases
21 door of casing
211 second detectors
22 fire resisting dampers
221 the 3rd detectors
23 ventilation blowers
3 fuel gas supply systems
31 gas cut off valve
311 first detectors
4 gas turbine control systems
51 smoke detectors
52 flame detectors
53 heat detectors
6 warning systems
61 light crossing-signals
62 sound alarm subsystems
7 fire extinguishing systems
71 firing-fighting medium storage tanks
72 safety valves
721 the 4th detectors
73 pressure switches
74 leakage monitors
75 mechanical trips
76 blow-off valves
8 system mode converting systems
81 system mode conversion controling switch
82 system state indicators
9 hand push buttons
10 fire-fighting centralized control systems
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the present utility model easily.
It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only coordinating specification to be taken off
The content shown, so that those skilled in the art understands and reads, it is not limited to the enforceable restriction bar of the utility model
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not influenceing
Under the effect of the utility model can be generated and the purpose that can reach, all should still it fall in the technology disclosed in the utility model
In the range of Rong get Neng is covered.Meanwhile cited such as " on ", " under ", "left", "right", the use of " centre " in this specification
Language, be merely convenient to narration understand, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or
Adjustment, in the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in figure 1, generating heavy duty gas turbine is prior art, its structure includes case 2, ventilating system (in figure not
Display), fuel gas supply system 3 and gas turbine control system 4.The ventilating system includes ventilation blower 23, positioned at the case 2
Interior, the case 2 is provided with door of casing 21, and the door of casing is provided with the second detector 211, and second detector 211 is used
In the switch of detection door of casing；Fire resisting damper 22 is provided with the case 2, the fire resisting damper is provided with the 3rd detector 221, described
3rd detector 221 is used for the switch for detecting fire resisting damper；The fuel gas supply system 3 is provided with gas cut off valve 31, for cutting
The supply of disconnected combustion gas, the gas cut off valve are provided with the first detector 311, and first detector is used to detect fuel gas shutoff
The switch of valve；The ventilating system, the fuel gas supply system 3 are connected with gas turbine control system 4 respectively, when there is fire
When, power supply is closed in the control of gas turbine control system 4, stops powering to ventilating system, so as to which ventilating system is closed；Fire-fighting
The main fire alarm that linkage controller is sent is delivered to gas turbine control system 4, and gas turbine control system 4 can trigger fire
Chaser, gas turbine and associated auxiliary systems are closed down according to fire chaser logic step, then fuel gas supply system is in the process
Cut off gas supply.
Existing fire-fighting system is commonly simple coordinated signals, although fire occurs, control logic is protected according to fire-fighting
Gas supply can be cut off, case ventilating opening is closed, notifies that staff withdraws in case, but does not consider the anti-of these actions generally
Feedback, namely fire-fighting action is simple sequence, even if above-mentioned action does not occur, fire-fighting control program can also be carried out downwards, so
Design easily cause by mistake spray, personnel injury, firing-fighting medium leakage etc. danger.
As shown in figure 1, the utility model provides a kind of safety-type total flood of case of restriking based on polynary feedback mechanism
Fire-fighting system, including fire protection linkage control device 1, detection system, warning system 6, the first detector 311, the second detector 211,
3rd detector 221 and fire extinguishing system 7, the detection system, warning system 6, gas turbine control system 4, the first detector
311st, the second detector 211, the 3rd detector 221 and fire extinguishing system 7 communicate with the fire protection linkage control device 1 connect respectively,
First detector 311, second detector 211, the 3rd detector 221 can be limit switch, position sensor
Deng.Wherein detection system is used to detect smog, flame and the temperature of environment and signal is fed back into the fire protection linkage control device
1；The fire protection linkage control device 1 sends alarm signal to warning system 6, and the warning system 6 receives the fire-fighting link control
The alarm signal of device 1 processed simultaneously sends alarm；First detector 311 is arranged on the gas cut off valve 31, for detecting
Whether gas cut off valve 31 is closed, and signal is fed back on the fire protection linkage control device 1；Second detector 211 is pacified
On the door of casing, for detecting whether the door of casing 21 closes, second detector 211 opens door of casing 21
Or the signal closed is fed back on the fire protection linkage control device 1；3rd detector 221 is arranged on the fire resisting damper 22
On, for detecting whether the fire resisting damper 22 closes, the signal that fire resisting damper 22 is turned on and off by the 3rd detector 221 is anti-
It is fed on the fire protection linkage control device 1；Fire extinguishing system 7 is used to store and spurt firing-fighting medium to be put out a fire, fire extinguishing system 7
In the outside of the case 2, spurting for the fire extinguishing system 7 is controlled by fire protection linkage control device 1, when meeting to spurt condition,
Fire protection linkage control device 1, which is sent, spurts signal, controls the fire extinguishing system 7 to carry out spurting firing-fighting medium, specific firing-fighting medium
Trigger condition is spurted to be specifically described following by embodiment.
In the utility model fire protection linkage control device 1 be control fastener, each signaling interface and modular converter, Power entry module,
The switch board of the compositions such as terminal block, display operator control panel, cabinet, the switch board can be placed in combustion engine island on the spot, can also be placed in combustion engine island
Between electronics, other equipment is with addressing mode access fire protection linkage control device 1.Gas turbine control system 4 receives fire-fighting link control
The fire-fighting signal of device 1 processed, including pre- fire alarm, main fire alarm, firing-fighting medium release signal, controller its own signal are such as set
Standby exception etc., the signal of any 1 generation in fire protection linkage control device can pass to gas turbine control system 4.Combustion gas wheel
Machine control system 4 can trigger fire chaser, gas turbine and associated auxiliary systems according to fire chaser after receiving fire-fighting signal
Logic step is closed down, then case and ventilating system are closed down in the process, and the second detector 211 and the 3rd detector 221 are to disappearing
Anti- linkage controller 1 sends feedback signal, participates in the control section of spurting of fire-fighting control, while the mistake herein of fuel gas supply system 3
Gas supply is cut off in journey, the first detector 311 sends feedback signal to fire protection linkage control device 1, participates in the spray of fire-fighting control
Put control section.
As illustrated in fig. 1, it is preferred that the safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism is also wrapped
System mode converting system 8 is included, the system mode converting system 8 includes system mode conversion controling switch 81 and system mode
Indicator lamp 82, the system mode conversion controling switch 81, the system state indicator 82 respectively with the fire-fighting link control
The communication of device 1 connection processed.Internal system logic of the present utility model generally sets three kinds of mode of operations, is automatic mode, hand respectively
Dynamic model formula, disabling pattern, system mode conversion controling switch 81 are adjustable to any one pattern, and in system state indicator
Shown on 82, such as green indicating lamp is shown as automatic mode, yellow indicator lamp is shown as manual mode.Opened in automatic mode
When, trigger condition satisfaction is spurted when fire extinguishing system 7, spurting for firing-fighting medium can be carried out；When door of casing 21 is opened, second
Detector 211 sends door of casing 21 to fire protection linkage control device 1 and is not turned off signal, and it is not a confined space to illustrate case, therefore
Fire extinguishing system 7 is spurted trigger condition and can not met；When fire resisting damper 22 is not turned off, the 3rd detector 221 is to fire-fighting link control
Device 1 processed sends fire resisting damper and is not turned off signal, it is not a confined space to illustrate case, therefore fire extinguishing system 7 spurts trigger condition
It can not meet；When gas cut off valve is not turned off, the first detector 311 sends gas cut off valve not to fire protection linkage control device 1
Shutdown signal, illustrate that gas supply is not switched off, therefore fire extinguishing system 7 is spurted trigger condition and can not met.Covered when personnel enter
The work such as repaired, checked in shell 2, manual mode need to be adjusted to, when personnel do not withdraw from case 2, system keeps manual mould
Formula state, fire extinguishing system 7 can not spurt automatically.When the new installation and debugging of gas turbine or when shutting down for a long time, need to be adjusted to disable mould
Formula, under the pattern unless using mechanical damage method, otherwise firing-fighting medium can not be spurted, and can only carry out alarming step.Close
In the specific works mode of three kinds of mode of operations, it is specifically described in following operation principle part.
As illustrated in fig. 1, it is preferred that the warning system 6 includes light crossing-signal 61 and sound alarm subsystem 62, the warning system
6 receive alarm are sent after the control signal of fire protection linkage control device 1, and light crossing-signal 61 includes pre- fire alarm warning lamp, main fire alarm is warned
Lamp etc., sound alarm subsystem 62 include pre- fire bell/loudspeaker, main fire bell/loudspeaker etc..Preferably, the detection system includes
Smoke detector 51, flame detector 52 and heat detector 53, the smog that the smoke detector 51 is used to detect environment are dense
Degree, the flame detector 52 are used to detecting the flame of environment, the heat detector 53 be used for the temperature for detecting environment and/or
Temperature rise rate, the smoke detector 51, flame detector 52 and heat detector 53 can be respectively equipped with it is multiple, installed in different
Region, and each communicate and connect with fire protection linkage control device 1.
As illustrated in fig. 1, it is preferred that also including hand push button 9, the hand push button 9 is logical with the fire protection linkage control device 1
News connection, the hand push button 9 include alarm button, delay button, manual release button etc., can controlled manually by operating personnel
System.
Spurt two sets with secondary as illustrated in fig. 1, it is preferred that the fire extinguishing system 7 includes once spurting and spurt system, once
The system of spurting be in order that firing-fighting medium is rapidly reached extinguishing concentration in gas turbine case, it is secondary spurt system be then in order that
Firing-fighting medium maintains a certain concentration to reach certain time in gas turbine case.Often set, which spurts system, includes at least one firing-fighting medium
Storage tank 71, the firing-fighting medium storage tank 71 are provided with safety valve 72, and the safety valve 72 is provided with whether detection safety valve closes
The 4th detector 721, signal is fed back into the fire protection linkage control device 1, the 4th detector can use spacing open
Pass, position sensor etc.；The blow line for often covering system of spurting is provided with pressure switch 73, signal is fed back into the fire-fighting
Linkage controller 1；4th detector 721, the pressure switch 73 communicate with the fire protection linkage control device 1 respectively to be connected
Connect.Preferably, each firing-fighting medium storage tank 71, which is provided with, monitors the monitoring dress whether the firing-fighting medium storage tank 71 leaks
Put 74.
As illustrated in fig. 1, it is preferred that the fire protection linkage control device 1 is connected with fire-fighting centralized control system 10, fire-fighting centralized control system
10 refer to total fire-fighting system of factory, and fire-fighting centralized control system 10 receives the fire-fighting signal of fire protection linkage control device 1, including pre- fire alarm letter
Number, main fire alarm, firing-fighting medium release signal, controller its own signal such as unit exception etc., it is any in fire protection linkage control
The signal generated in device 1 can pass to fire-fighting centralized control system 10 by certain way.
System operation principle elaborates under each mode of operation presented below：
1. auto state：
S1, system mode converter controlling switch is switched to " automatic " gear, then this fire-fighting system enters automatic running
State, now system state indicator 82 indicate " automatic "；
The device signals such as S2, each manual alarm, heat detector 53, smoke detector 51, flame detector 52 are delivered to
On fire protection linkage control device 1, the logical operation through programming in advance forms pre- fire alarm or main fire alarm；
S3, fire primary stage, manual pull station, heat detector 53, smoke detector 51, flame detector 52 etc.
Monitoring of equipment is transmitted to fire protection linkage control device 1, any one signal can trigger pre- fire alarm light crossing-signal 61 to fire signal
With fire alarm sound alarm subsystem 62, and pre- fire alarm is transferred to gas turbine control system 4, fire-fighting centralized control system 10 etc. other are
System or equipment, if fire is controlled in this step, it can be eliminated by the SR on fire protection linkage control device 1 pre-
Fire alarm；
If fire is not controlled in S4, step S3, heat detector 53, smoke detector 51, flame detecting are developed into
The grade monitoring of equipment of device 52 can be then touched to two and more than two fire signals or one and more than one high fire signal
Send out fire alarm audible-visual annunciator main, and by main fire alarm be transferred to gas turbine control system 4, fire-fighting centralized control system 10 etc. other
System or equipment；
S5, before firing-fighting medium spurts, fire protection linkage control device 1 need to receive prove gas supply stopped first inspection
Survey the off-position feedback signal of device 311, explanation system is in the feedback signal for the 4th detector 721 that can spurt state, the second inspection
Survey the explanation that door of casing OFF signal, the 3rd detector 221 that staff has withdrawn in the explanation case that device 211 is sent are sent
The fire resisting damper shutdown signal that ventilating system is turned off, when all these signals are received, firing-fighting medium can just spurt, these letters
Number there is display on the display screen of fire protection linkage control device 1, if staff has found that certain equipment by instruction action, can not adopt as early as possible
Take measure；
S6, meet when all conditions listed in step S5, and when delay button is not pressed manually, fire extinguishing system 7
Automatically firing-fighting medium can be spurted after the delay of most 30 seconds；
S7, when firing-fighting medium spurts, pressure switch 73 will monitor to spurt firing-fighting medium in pipeline be present, illustrate system
System has spurted, and triggers corresponding firing-fighting medium and spurts instruction, and the signal that firing-fighting medium has been spurted is transferred to gas turbine control
Other systems or the equipment such as system 4 processed, fire-fighting centralized control system 10；
S8, when all fires have eliminated, the SR reset system on fire protection linkage control device 1 can be passed through.
2. manual mode：
S1, system mode converter controlling switch is switched to " manual " gear, then this fire-fighting system enters operation manually
State, now system state indicator 82 indicate " manual "；
The device signals such as S2, each manual alarm, heat detector 53, smoke detector 51, flame detector 52 are delivered to
On fire protection linkage control device 1, the logical operation through programming in advance forms pre- fire alarm or main fire alarm；
S3, fire primary stage, manual pull station, heat detector 53, smoke detector 51, flame detector 52 etc.
Monitoring of equipment is transmitted to fire protection linkage control device 1, any one signal can trigger pre- fire alarm light crossing-signal 61 to fire signal
With fire alarm sound alarm subsystem 62, and pre- fire alarm is transferred to gas turbine control system 4, fire-fighting centralized control system 10 etc. other are
System or equipment, if fire is controlled in this step, it can be eliminated by the SR on fire protection linkage control device 1 pre-
Fire alarm；
If fire is not controlled in S4, step S3, heat detector 53, smoke detector 51, flame detecting are developed into
The grade monitoring of equipment of device 52 can be then touched to two and more than two fire signals or one and more than one high fire signal
Send out fire alarm audible-visual annunciator main, and by main fire alarm be transferred to gas turbine control system 4, fire-fighting centralized control system 10 etc. other
System or equipment；
S5, with step S4 simultaneously, if personnel have found that firing-fighting medium need to be spurted in case, can press manual releasing nearby by
Button (destruction glass mould), it equally can trigger main fire alarm；
S6, before firing-fighting medium spurts, fire protection linkage control device 1 need to receive prove gas supply stopped first inspection
Survey the off-position feedback signal of device 311, explanation system is in the feedback signal for the 4th detector 721 that can spurt state, the second inspection
Survey the explanation that door of casing OFF signal, the 3rd detector 221 that staff has withdrawn in the explanation case that device 211 is sent are sent
The fire resisting damper shutdown signal that ventilating system is turned off, when all these signals are received, firing-fighting medium can just spurt, these letters
Number there is display on the display screen of fire protection linkage control device 1, if staff has found that certain equipment by instruction action, can not adopt as early as possible
Take measure；
S7, meet when all conditions listed in S6, and when delay button is not pressed manually, fire extinguishing system 7
Firing-fighting medium is spurted after the delay of most 30 seconds；
S8, when firing-fighting medium spurts, pressure switch 73 will monitor to spurt firing-fighting medium in pipeline be present, illustrate system
System has spurted, and triggers corresponding firing-fighting medium and spurts instruction, and the signal that firing-fighting medium has been spurted is transferred to gas turbine control
Other systems or the equipment such as system 4 processed, fire-fighting centralized control system 10；
S9, when all fires have eliminated, the SR reset system on fire protection linkage control device 1 can be passed through.
3. disabled status：
S1, system mode converter controlling switch is switched to " disabling " gear, then this fire-fighting system enters automatic running
State, now system state indicator 82 indicate " to disable "；
The device signals such as S2, each manual alarm, heat detector 53, smoke detector 51, flame detector 52 are delivered to
On fire protection linkage control device 1, the logical operation through programming in advance forms pre- fire alarm or main fire alarm；
S3, fire primary stage, manual pull station, heat detector 53, smoke detector 51, flame detector 52 etc.
Monitoring of equipment is transmitted to fire protection linkage control device 1, any one signal can trigger pre- fire alarm light crossing-signal 61 to fire signal
With fire alarm sound alarm subsystem 62, and pre- fire alarm is transferred to gas turbine control system 4, fire-fighting centralized control system 10 etc. other are
System or equipment, if fire is controlled in this step, it can be eliminated by the SR on fire protection linkage control device 1 pre-
Fire alarm, if fire is controlled in this step, pre- fire can be eliminated by the SR on fire protection linkage control device 1
It is alert；
If S4, step S3 fires are not controlled, heat detector 53, smoke detector 51, flame detector are developed into
52 grade monitoring of equipments can be then triggered to two and more than two fire signals or one and more than one high fire signal
Main fire alarm audible-visual annunciator, and main fire alarm is transferred to gas turbine control system 4, fire-fighting centralized control system 10 etc. other are
System or equipment；
Under disabled status, system can only send pre- fire alarm and main fire alarm, unless by mechanical damage mode, otherwise
Fire extinguishing system can not spurt.
4. machine work pattern
Fire extinguishing system 4 is provided with mechanical trip 75, the mechanical trip 75 and the blow-off valve 76 of fire extinguishing system
Connection, when that mechanically must discharge firing-fighting medium, staff pulls the device 75 to release sb. unconditionally fire extinguishing Jie
Matter；Meanwhile the indicator lamp of the instruction door of casing position of the switch is provided with fire extinguishing system 7, the indicator lamp and fire protection linkage control device 1
Connection, when indicator lamp is bright, illustrates that door of casing is opened, can not now carry out mechanical release, staff should withdraw simultaneously immediately in case
Door of casing is closed, just can mechanically discharge firing-fighting medium.
The daily monitoring of this fire-fighting system includes following content：
1. leakage monitor 74 can monitor the firing-fighting medium storage in firing-fighting medium storage tank 71, when storage deficiency, disappear
The anti-screen display warning information of linkage controller 1, while rack sends buzz, reminds staff to fill firing-fighting medium in time；
2. system exception (such as detector failure), system unavailable (such as fastener lacks), it is switched to stand-by power supply (confession
Electric fault) etc. signal, can be transferred to by fire protection linkage control device 1 gas turbine control system 4, fire-fighting centralized control system 10 etc. other
System or equipment, staff is reminded to repair in time；
3. blow line safety valve 72 sends the signal of valve position pass, it can show and pass on the screen of fire protection linkage control device 1
Other systems or the equipment such as gas turbine control system 4, fire-fighting centralized control system 10 are delivered to, reminds staff's fire-fighting system to be in
The state that can not be spurted；
4. the signal that door of casing is held can be shown on the display screen of fire protection linkage control device 1, illustrate there is staff's entrance
Combustion engine case；
5. the signal that fire resisting damper is held can be shown on the display screen of fire protection linkage control device 1, and the letter that all fire resisting dampers are opened
Number the grade system or equipment of gas turbine control system 4 can be transferred to, start for gas turbine or shut down control.
Above-mentioned all signals can be automatically saved in fire control panel storage fastener, it is allowed to which data check, export are beaten
Print.
In summary, the utility model effectively overcomes various shortcoming of the prior art and has high industrial exploitation value
Value.
Above-described embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited
Type.Any person skilled in the art can all be carried out without prejudice under spirit and scope of the present utility model to above-described embodiment
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by claim of the present utility model.
Claims (9)
1. the safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism, restrikes including case (2), ventage
System, fuel gas supply system (3) and gas turbine control system (4), the ventilating system are located in the case (2), the cover
Shell (2) is provided with door of casing (21), it is characterised in that the door of casing (21) is provided with second that whether detection door of casing closes
Detector (211), the case (2) is interior to be provided with fire resisting damper (22), and the fire resisting damper (22) is provided with whether detection fire resisting damper closes
The 3rd detector (221) closed, the fuel gas supply system (3) are provided with gas cut off valve (31), the gas cut off valve
(31) the first detector (311) whether detection gas cut off valve closes, the ventilating system, the gas supply system are provided with
System (3) is connected with gas turbine control system (4) respectively；Also include：Fire protection linkage control device (1), for detecting the cigarette of environment
The detection system of mist, flame and temperature, for sending the warning system (6) of fire alarm, for storing and spurting firing-fighting medium
The fire extinguishing system (7) put out a fire；The detection system, warning system (6), gas turbine control system (4), the first detector
(311), the second detector (211), the 3rd detector (221) and fire extinguishing system (7) respectively with the fire protection linkage control device (1)
Communication connection.
2. the safety-type total flood fire-fighting system of the case of restriking according to claim 1 based on polynary feedback mechanism, its
It is characterised by：Also include system mode converting system (8), the system mode converting system (8) includes system mode conversion control
System switch (81) and system state indicator (82), the system mode conversion controling switch (81), system mode instruction
Lamp (82) communicates with the fire protection linkage control device (1) connect respectively.
3. the safety-type total flood fire-fighting system of the case of restriking according to claim 1 based on polynary feedback mechanism, its
It is characterised by：The warning system (6) includes light crossing-signal (61) and sound alarm subsystem (62).
4. the safety-type total flood fire-fighting system of the case of restriking according to claim 1 based on polynary feedback mechanism, its
It is characterised by：The detection system includes smoke detector (51), flame detector (52) and heat detector (53).
5. the safety-type total flood fire-fighting system of the case of restriking according to claim 1 based on polynary feedback mechanism, its
It is characterised by：Also include hand push button (9), the hand push button (9) connects with the fire protection linkage control device (1) communication.
6. the safety-type total flood fire-fighting system of the case of restriking according to claim 1 based on polynary feedback mechanism, its
It is characterised by：The fire extinguishing system (7) includes at least one firing-fighting medium storage tank (71), is set on each firing-fighting medium storage tank (71)
There is safety valve (72), the safety valve (72) is provided with the 4th detector (721) whether detection safety valve closes, each fire extinguishing
The blow line of medium reservoirs (71) is provided with pressure switch (73), the 4th detector (721), the pressure switch (73)
Communicate and connect with the fire protection linkage control device (1) respectively.
7. the safety-type total flood fire-fighting system of the case of restriking according to claim 6 based on polynary feedback mechanism, its
It is characterised by：Each firing-fighting medium storage tank (71), which is provided with, monitors the monitoring whether the firing-fighting medium storage tank (71) leaks
Device (74).
8. the safety-type total flood fire-fighting system of the case of restriking according to claim 6 based on polynary feedback mechanism, its
It is characterised by：The fire extinguishing system (7) includes mechanical trip (75), the mechanical trip (75) and fire extinguishing system
Blow-off valve (76) connects.
9. the safety-type total flood fire-fighting system of the case of restriking according to claim 1 based on polynary feedback mechanism, its
It is characterised by：The fire protection linkage control device (1) is connected with fire-fighting centralized control system (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720993203.4U CN207152912U (en) | 2017-08-09 | 2017-08-09 | The safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720993203.4U CN207152912U (en) | 2017-08-09 | 2017-08-09 | The safety-type total flood fire-fighting system of case of restriking based on polynary feedback mechanism |
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| CN207152912U true CN207152912U (en) | 2018-03-30 |
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Cited By (2)
| 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 |
| CN111918507A (en) * | 2020-08-14 | 2020-11-10 | 付永涛 | Safety protection method of fire alarm control system of power plant |
-
2017
- 2017-08-09 CN CN201720993203.4U patent/CN207152912U/en active Active
Cited By (2)
| 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 |
| CN111918507A (en) * | 2020-08-14 | 2020-11-10 | 付永涛 | Safety protection method of fire alarm control system of power plant |
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