CN209055842U - A kind of fire-proof and explosion-proof purge system of combined power generation factory - Google Patents
A kind of fire-proof and explosion-proof purge system of combined power generation factory Download PDFInfo
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- CN209055842U CN209055842U CN201822227877.0U CN201822227877U CN209055842U CN 209055842 U CN209055842 U CN 209055842U CN 201822227877 U CN201822227877 U CN 201822227877U CN 209055842 U CN209055842 U CN 209055842U
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Abstract
The utility model discloses a kind of fire-proof and explosion-proof purge system of combined power generation factory, comprising: fire fighting gas purger, site measuring and control equipment and purging control subsystem；The purging control subsystem includes fire fighting gas bottle, humidification refrigerator, air-compressor set and gas collecting pipe, the outlet of fire fighting gas bottle, humidification refrigerator and air-compressor set passes through control valve respectively and is connected to gas collecting pipe, and the outlet end of gas collecting pipe is connected with high-speed flow nozzle and gas guiding air curtain；The site measuring and control equipment includes gas concentration measurement meter, on the spot interlocking switch, on the spot sound-light alarm and industrial TV monitoring；Control bus is by control sub-line with gas concentration measurement meter, interlocking switch, on the spot sound-light alarm and industrial TV monitoring signal are connect on the spot；Valve control box is electrically connected with each control valve.System structure is simple, technology maturation, failure rate are low, high reliablity, cost and day-to-day operation safeguard that simple expense is low.
Description
Technical field
The utility model relates to fire-fighting domain, be related to power plant fire prevention more particularly to a kind of combined power generation factory
Fire-proof and explosion-proof purge system.
Background technique
In material needed for the production process of thermal power plant, having much has inflammable and explosive attribute, such as: the bunker coal of boiler
Powder, fuel oil, for the hydrogen of the cooling purposes of generator, the fuel diesel of diesel-driven generator, the insulation of transformer and High-Voltage Electrical Appliances
Oil, out of stock dose of liquefied ammonia etc..Fuel gas, dust, mist of oil, which mix with air to reach, fires concentration, once ignition energy is met,
Just very likely fire.Power plant combustible material storage is very big, if fire spreading, it is extremely difficult to obtain in short time a small range
With control, significant consequences and loss will be caused.Therefore, by existing fire protection rule and standard, power plant must equip water fire-fighting, bubble
The more complete fire protection such as foam fire-fighting, Gas extinguishing system and device are equipped with automatic fire control warning device, and fire is occurring
Initial stage can start automatically fire-fighting system and put out a fire.
With regard to the fire-fighting equipment of current thermal power plant configuration, only considers the fire extinguishing hazard mitigation measure after fire occurs, do not adopt
Take the preventive means of active.The guideline mandates of fire-fighting practice the theory of " put prevention first, combine prevention with fire fighting ".Implement active fire prevention
Measure blocks the formation of flammable mixture, and inhibition, elimination combustible fire mechanism, is protection power plant fire-fighting essence peace
Full cardinal principle.
The means of fire in power plant, enhancing power plant fire can be improved using the fire-proof and explosion-proof purge system of combined power generation factory
The ability of preventing and fighting natural adversities of calamity improves power plant reliability.
There is presently no the perfect fire-proof and explosion-proof purge systems of combined power generation factory.
Utility model content
Aiming at the problems existing in the prior art, the purpose of this utility model is to provide a kind of fire prevention of combined power generation factory
Explosion-proof purge system, the system application carbon dioxide, nitrogen, other inert gases constitute multiple-effect and combine fire-proof and explosion-proof gas source, lead to
It is overpressurized, after damping, sprays flammable and explosive substance weekly form, play covering, isolation, humidification, cooling, asphyxia effect, prevent from mixing
It closes exploded gas to generate, oxygen and incendiary source is isolated, inhibits, prevents to fire the generation of process, improve power plant fire-fighting system
Disaster Prevention Measures promote fire-fighting efficiency, improve power plant security reliability.
In order to achieve the above objectives, the utility model is to be achieved through the following technical solutions:
A kind of fire-proof and explosion-proof purge system of combined power generation factory, comprising: fire fighting gas purger, site measuring and control equipment and
Purge control subsystem；
The purging control subsystem includes fire fighting gas bottle, humidification refrigerator, air-compressor set and gas collecting pipe, is disappeared
The outlet of anti-gas bottle, humidification refrigerator and air-compressor set passes through control valve respectively and is connected to gas collecting pipe, and gas converges
The outlet end of flow tube is connected with high-speed flow nozzle and gas guiding air curtain；
The site measuring and control equipment includes gas concentration measurement meter, on the spot interlocking switch, on the spot sound-light alarm and industry
Television monitoring；
The purging control subsystem include control bus, valve control box and purging controller, valve control box and
Purging controller be electrically connected with control bus, control bus by control sub-line respectively with fire fighting gas bottle, humidify refrigerator,
Air-compressor set is connected with each control valve signal, and control bus is interlocked by controlling sub-line with gas concentration measurement meter, on the spot
Switch, sound-light alarm is connected with industrial TV monitoring signal on the spot；Valve control box is electrically connected with each control valve.
The fire fighting gas bottle includes dioxide bottle, inert gas as a further improvement of the utility model,
Bottle and nitrogen cylinder, the outlet of dioxide bottle, inert gas bottle and nitrogen cylinder passes through control valve respectively and gas converges
Pipe connection.
The outlet nozzle of the dioxide bottle and the first control valve as a further improvement of the utility model,
It flows into end to be connected, the outflow end of the first control valve is connect with gas collecting pipe；The outlet nozzle of inert gas gas cylinder and the second control
The inflow end of valve processed is connected, and the outflow end of the second control valve is connect with gas collecting pipe；The outlet nozzle and third of nitrogen cylinder
The inflow end of control valve is connected, and the outflow end of third control valve door is connect with gas collecting pipe.
The fire fighting gas bottle, humidification refrigerator and air-compressor set go out as a further improvement of the utility model,
Mouth pipe is copper conductor tube；Gas collecting pipe uses copper conductor tube.
Safety-valve is assembled on the gas collecting pipe as a further improvement of the utility model,.
The purging controller and control bus are arranged in fire protection control room as a further improvement of the utility model,
It is interior；Air-compressor set, humidification refrigerator, valve control box and fire fighting gas bottle are arranged in firefighting bottle equipment room；High-speed flow
Nozzle, gas guiding air curtain, gas concentration measurement meter, on the spot interlocking switch and sound-light alarm is arranged in production scene on the spot.
The high-speed flow nozzle and gas guiding air curtain setting are being adjusted as a further improvement of the utility model,
Angle and pivot angle on seat, for adjusting.
A kind of control method of the fire-proof and explosion-proof purge system of combined power generation factory, comprising the following steps:
Gas concentration measurement meter real-time sampling detects the inflammable-explosive gas concentration of production scene, will test parameter and passes through control
Bus is sent to purging controller and is analyzed；
When production-process systems inflammable-explosive mixture concentration reaches the preset initiation value of control system, or because of material transmission
When the process flow having bad luck is likely to occur the leakage of inflammable-explosive substance, diffusion, purging controller will start air-compressor set, valve
Control cabinet and humidification refrigerator；Compressed air imports gas collecting pipe, system operation pressurization, while control valve is fully open；
Fire fighting gas, clammy steam import gas collecting pipe and push to high-speed flow nozzle and guiding air distribution air curtain by high pressure gas,
Jet flow is to production scene；
Meanwhile sound-light alarm equipment issues audible and visible alarm on the spot；Industrial TV monitoring will be sent to purging control by video on the spot
The control system main screen of device processed shows performance.
As a further improvement of the utility model, process operation state and live inflammable-explosive material gases concentration parameter by
Purging controller is obtained by gas concentration measurement meter comprehensive analysis, and exports control model to adjust air-compressor set pressure, control
The mixing ratio of the fire fighting gas of the aperture of valve processed, the temperature and humidity of control humidification refrigerant vapor and adjusting fire fighting gas bottle, stream
Amount and temperature and humidity.
Compared with prior art, the utility model has technical effect beneficial below:
The fire-proof and explosion-proof purge system of combined power generation factory of the utility model, be based on power plant easily fire substance characteristics and
The running environment of process system is pointedly implemented on the basis of carrying out identification analysis to the fire and explosive hazard in power plant
Active fire explosion damage prevention measure, prevents, blocks the formation of flammable mixture, inhibits in advance, elimination combustible fires life
At mechanism, power plant fire-fighting essential safety performance is fundamentally improved.It is complete using the fire-proof and explosion-proof purge system of combined power generation factory
The fire-fighting for being apt to power plant is equipped with, and enhances the ability of preventing and fighting natural adversities of power plant fire, improves power plant security reliability.
Preferably, carbon dioxide, inert gas and nitrogen combination are prevented firing medium, adapt to the power plants such as hydrogen, oil, ammonia, coal
Commonly easily fire the various states such as substance and solid phase, liquid phase, gas phase；Using automation complex control system, spot sampling,
Analytical calculation, automatic output control realize fire extinguishing effectiveness, economical operation, control disposal of pollutants.
The control method of the utility model can according to scene inflammable-explosive gas concentration and may occur other danger when,
Control fire fighting gas, clammy steam import gas collecting pipe and push to high-speed flow nozzle and guiding air distribution wind by high pressure gas
Curtain, jet flow to production scene carry out the control of peril.Using the perfect hair of combined power generation factory fire-proof and explosion-proof purge system
The fire-fighting of power plant is equipped with, and enhances the ability of preventing and fighting natural adversities of power plant fire, improves power plant security reliability.
Detailed description of the invention
Fig. 1 is the process flow chart of Tthe utility model system；
In figure: 1, air-compressor set；2, refrigerator is humidified；3, valve control box；4, controller is purged；5, control valve；6,
High-speed flow nozzle；7, gas is oriented to air curtain；8, safety-valve；9, gas collecting pipe；10, control bus；11, valve controls
Line；12, fire fighting gas bottle；13, gas concentration measurement meter；14, interlocking switch on the spot；15, sound-light alarm equipment on the spot；16, work
Industry television monitor equipment.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, it is described be the explanation to the utility model and
It is not to limit.
As shown in Figure 1, a kind of fire-proof and explosion-proof purge system of combined power generation factory of the utility model, comprising: fire fighting gas is blown
Sweep equipment, site measuring and control equipment and purging control subsystem；
The purging control subsystem includes fire fighting gas bottle 12, humidification refrigerator 2, air-compressor set 1 and gas confluence
The outlet of pipe 9, fire fighting gas bottle 12, humidification refrigerator 2 and air-compressor set 1 passes through control valve and gas collecting pipe 9 respectively
Connection, the outlet end of gas collecting pipe 9 are connected with high-speed flow nozzle 6 and gas guiding air curtain 7；
The site measuring and control equipment includes gas concentration measurement meter 13, on the spot interlocking switch 14, on the spot sound-light alarm 15
With industrial TV monitoring 16；
The purging control subsystem includes control bus 10, valve control box 3 and purging controller 4, valve control
Case 3 and purging controller 4 be electrically connected with control bus 10, control bus 10 by control sub-line respectively with fire fighting gas bottle
12, humidification refrigerator 2, air-compressor set 1 are connected with each control valve signal, and control bus 10 is dense by control sub-line and gas
Degree meter 13, on the spot interlocking switch 14, sound-light alarm 15 is connected with 16 signal of industrial TV monitoring on the spot；Valve control box 3
It is electrically connected with each control valve.
Embodiment
As shown in Figure 1, a kind of fire-proof and explosion-proof purge system of combined power generation factory, including fire fighting gas bottle 12, wherein having: two
Carbonoxide gas cylinder, inert gas bottle and nitrogen cylinder humidify refrigerator 2, air-compressor set 1, gas collecting pipe 9, control valve 5, peace
Full valve door 8, high-speed flow nozzle 6, gas guiding air curtain 7, purging controller 4, valve control box 3, gas concentration measurement meter 13,
Interlocking switch 14 on the spot, on the spot sound-light alarm equipment 15 and industrial TV monitoring equipment 16.
The air outlet of air-compressor set 1 is connected by copper conductor tube with the inflow end of control valve TJF1, control valve TJF1's
Outflow end is connect by copper conductor tube with gas collecting pipe HLG 9.
The outlet nozzle of dioxide bottle is connected by copper conductor tube with the inflow end of control valve TJF2, control valve TJF2
Outflow end connect with gas collecting pipe HLG 9 by copper conductor tube；The outlet nozzle of inert gas gas cylinder 12 passes through copper conductor tube and control
The inflow end of valve TJF3 processed is connected, and the outflow end of control valve TJF3 is connect by copper conductor tube with gas collecting pipe HLG 9；Nitrogen
The outlet nozzle of gas cylinder is connected by copper conductor tube with the inflow end of control valve TJF4, and the outflow end of control valve TJF4 is led by copper
Pipe is connect with gas collecting pipe HLG 9.The control valve 5 configures corresponding valve control box 3.
The air outlet of humidification refrigerator 2 is connected by copper conductor tube with the inflow end of control valve TJF5, control valve TJF5
Outflow end connect with gas collecting pipe HLG 9 by copper conductor tube.
The air-flow terminal of gas collecting pipe HLG 9 is connected to high-speed flow nozzle 6 and guiding air distribution air curtain 7；Gas collecting pipe
Safety-valve AQF is assembled on HLG 9.
The corresponding purging controller 4 of purge system configuration and control bus 10；Corresponding site measuring and control equipment includes: gas
Measurement of concetration meter 13 runs interlocking switch 14 on the spot, on the spot sound-light alarm equipment 15, industrial TV monitoring equipment 16.System by
Computer program control, can choose automatic or manual operating mode.Under automatic operation mode, system is opened by site measuring and control equipment
Dynamic, controller dispatches pressure, flow and the power output of total system equipment according to program setting process and parameter, and to operation on duty
Personnel issue sound-light alarm；Industrial TV monitoring 16 will be sent to purging controller 4 by video on the spot, and the display of control system main screen is real
Apply situation.
Purging controller 4 and control bus 10 are arranged in Special fire-fighting control.There are heating and ventilation, lighting installation in interior.
Air-compressor set 1, humidification refrigerator 2, valve control box 3, fire fighting gas bottle 12, control valve 5 and safety valve 8 are arranged in dedicated disappear
In anti-gas cylinder equipment room, outside safe valve outlet connection pressure exhaust pipeline section guide chamber.High-speed flow nozzle 6, gas are oriented to air curtain
7, gas concentration measurement meter 13, on the spot interlocking switch 14 and sound-light alarm 15 is arranged in production scene on the spot.Gas collecting pipe 9
Fire-proof and explosion-proof gas guiding is sent to scene by logical relevant device.
When production-process systems inflammable-explosive mixture concentration reaches the preset initiation value of control system, or because of material transmission
The process flow having bad luck is likely to occur the leakage of inflammable-explosive substance, diffusion, and purging controller 4 will start air-compressor set 1, valve
Door control cabinet 3 and humidification refrigerator 2.Compressed air imports gas collecting pipe HLG 9, system operation pressurization, while control valve
5TJF1~5 is opened, and fire fighting gas, clammy steam import gas collecting pipe HLG 9, pushes to high-speed flow spray by high pressure gas
Mouth 6 and guiding air distribution air curtain 7, jet flow to production scene, sound-light alarm equipment 15 issues audible and visible alarm on the spot, prompts scene operation
Personnel pay attention to；Industrial TV monitoring equipment 16 will be sent to purging 4 control system main screen of controller display implementation feelings by video on the spot
Condition.
Gas collecting pipe 9 and connecting tube use copper material, Equipment Foundations load equipment load requirement, firm straight, embedded part ruler
It is very little accurate.
Access the fire-proof and explosion-proof gas cylinder 12 of gas collecting pipe HLG 9 side by side with air-compressor set 1.Dioxide bottle 12 goes out
Gas nozzle is connected by copper conductor tube with the inflow end of control valve TJF2, and the outflow end of control valve TJF2 passes through copper conductor tube and gas
The connection of body collecting pipe HLG 9；The outlet nozzle of inert gas gas cylinder 12 is connected by copper conductor tube with the inflow end of control valve TJF3,
The outflow end of control valve TJF3 is connect by copper conductor tube with gas collecting pipe HLG 9；The outlet nozzle of nitrogen cylinder passes through copper conductor tube
It is connected with the inflow end of control valve TJF4, the outflow end of control valve TJF4 is connected by copper conductor tube and gas collecting pipe HLG 9
It connects.
Access the humidification refrigerator 2 of gas collecting pipe HLG 9 side by side with air-compressor set 1, fire-proof and explosion-proof gas cylinder 12.Humidification system
The air outlet of cooler 2 is connected by copper conductor tube with the inflow end of control valve TJF5, and the outflow end of control valve TJF5 passes through copper
Conduit is connect with gas collecting pipe HLG 9.
Safe pressure valve AQF is assembled on gas collecting pipe HLG 9.Control valve 5 configures corresponding valve control box 3.
The utility model additionally provides a kind of control method of fire-proof and explosion-proof purge system of combined power generation factory:
13 real-time sampling of gas concentration measurement meter detects the inflammable-explosive gas concentration of production scene, will test parameter and passes through control
Bus 10 processed is sent to purging controller 4 and is analyzed.When inflammable-explosive gas concentration reaches the preset initiation value of control system, purging
Controller 4 starts air-compressor set 1, valve control box 3 and humidification refrigerator 2.Compressed air imports gas collecting pipe HLG 9, is
System operation pressurization, while control valve TJF1~5 is opened, fire fighting gas, clammy steam import gas collecting pipe HLG 9, by height
Body of calming the anger pushes to high-speed flow nozzle 6 and guiding air distribution air curtain 7, and jet flow to production scene, sound-light alarm equipment 15 is sent out on the spot
Audible and visible alarm out prompts field operator to pay attention to；Industrial TV monitoring 16 will on the spot video be sent to purging controller 4 control
System main screen shows performance.
Preferably, which is characterized in that process operation state and live inflammable-explosive material gases concentration parameter are controlled by purging
4 comprehensive analysis of device, optimized calculating export optimum control mode, adjust 1 pressure of air-compressor set, control valve aperture, humidification
The temperature and humidity of 2 steam of refrigerator adjusts fire fighting gas and reaches optimal mixing ratio, flow and temperature and humidity.
Preferably, which is characterized in that united application high-speed flow nozzle 6 and guiding air distribution air curtain 7 reach to easy blasting material
Matter mixes with air the anti-explosion fire resultant effect of object disperse, water down, cool down, humidify, inhibit, be isolated, cover, to suffocate.
Preferably, which is characterized in that gas collecting pipe HLG 9 configures safe pressure and protects valve AQF, it is ensured that system operation
Pressure is no more than safeguard protection value.
It is detailed to a kind of working principle progress of the fire-proof and explosion-proof purge system of combined power generation factory provided by the present application below
Elaboration.
Fire-proof and explosion-proof purging overall process auto-programming monitoring is realized using purging controller 4, easily fires substance according to live
Concentration or Safe production technology interlocking need, and automatically engage or out of service.
Air-compressor set 1, humidification refrigerator 2, valve control box 3, purging 4 normal condition of controller are in live line work shape
State.The air pressure of gas collecting pipe 9, fire fighting gas bottle 12 is very important system parameter values, is controlled in fire-fighting control by purging
Device 4 monitors.
The substance that fires of 13 real-time sampling of gas concentration measurement meter detection production scene mixes with air concentration, will test ginseng
Number is sent to purging controller 4 by control bus 10 and is analyzed.When inflammable-explosive gas concentration reaches, control system is preset to be opened
Dynamic value, purging controller 4 start air-compressor set 1, valve control box 3 and humidification refrigerator 2.Compressed air imports gas confluence
Pipe HLG 9, system operation pressurization, while control valve TJF1~5 is opened, fire fighting gas, clammy steam import gas collecting pipe
HLG 9 pushes to high-speed flow nozzle 6 by high pressure gas and is oriented to air distribution air curtain 7, jet flow to production scene, on the spot acousto-optic report
Alert equipment 15 issues audible and visible alarm, and field operator is prompted to pay attention to；Industrial TV monitoring 16 will be sent to purging by video on the spot
Controller 4, control system main screen show performance
When the process flow that production scene process procedure is had bad luck there may be inflammable-explosive substance or material transmission is possible to
Leakage, the diffusion that inflammable-explosive substance occurs, need fire fighting gas to purge, and can send starting letter by running interlocking switch 14 on the spot
Number to purging controller 4.It purges controller 4 and starts air-compressor set 1, valve control box 3 and humidification refrigerator 2.Compressed air is led
Enter gas collecting pipe HLG 9, system operation pressurization, while control valve TJF1~5 is opened, fire fighting gas, clammy steam import
Gas collecting pipe HLG 9 pushes to high-speed flow nozzle 6 by high pressure gas and is oriented to air distribution air curtain 7, jet flow to production scene,
Sound-light alarm equipment 15 issues audible and visible alarm on the spot, and field operator is prompted to pay attention to；Purging control will be sent to by video on the spot
Device 4, control system main screen show performance.
Controller 4 is purged according to 16 field condition of detection data and industrial TV monitoring of gas concentration measurement meter 13, is adjusted
Section system power output and valve opening, control pressure, flow, mixing ratio and the temperature and humidity of anti-exploded gas；Control field high-speed gas
Angle, the pivot angle etc. of flow nozzle 6 and gas guiding air curtain 7, to reach best prevention and control purging effect.
4 real-time detection storage pressure of controller is purged, once the near alarming value of pressure prompts just in operation main screen alarm
Replace gas cylinder.
Gas concentration measurement meter 13 real-time detection scene easily fires mixture concentration, when concentration is higher than alarming value, exists immediately
Main screen alarm is operated, and starting purging program automatically.After system purge process persistently makes scene easily fire mixture concentration decline,
Control system gradually reduces system power output, until restoring normal operating conditions.It is such as purged for a period of time, scene easily fires mixing
Object concentration does not reduce or continues to increase, and system will persistently alarm in operation main screen, and prompt takes further measures.
Working status parameter, the switch state etc. of devices in system are all included in purging controller 4 and are monitored, when diagnosis has equipment
Failure, switch state exception etc. prompt maintenance immediately to operation main screen alarm.Purging controller 4 is also equipped with test, data note
The comprehensive conventional func such as address book stored, report, alarm, printing.
The utility model discloses a kind of fire-proof and explosion-proof purge system of combined power generation factory, and substance spy is easily fired based on power plant
The running environment of property and process system, on the basis of carrying out identification analysis to the fire and explosive hazard in power plant, pointedly
Implement the measure of active disaster prevention, prevent, block the formation of flammable mixture, inhibits in advance, elimination combustible fires generation machine
System fundamentally improves power plant fire-fighting essential safety performance.
It is equipped with using the fire-fighting in the perfect power plant of combined power generation factory fire-proof and explosion-proof purge system, enhances power plant fire
The ability of preventing and fighting natural adversities of calamity improves power plant security reliability.Carbon dioxide, inert gas and nitrogen, which combine, to be prevented firing medium,
It adapts to the power plants such as hydrogen, oil, ammonia, coal and commonly easily fires the various states such as substance and solid phase, liquid phase, gas phase；Using automation
Fire extinguishing effectiveness, economical operation, control pollution row are realized in complex control system, spot sampling, analytical calculation, automatic output control
It puts.System structure is simple, technology maturation, failure rate are low, high reliablity, cost and day-to-day operation safeguard that simple expense is low.
The utility model easily fires the running environment of substance characteristics and process system based on power plant, to the fire in power plant
On the basis of carrying out identification analysis with explosion danger, pointedly implements the measure of active disaster prevention, prevent, block flammable mixing
The formation of object, inhibition in advance, elimination combustible fire generting machanism, fundamentally improve power plant fire-fighting essential safety performance.
It is equipped with using the fire-fighting in the perfect power plant of combined power generation factory fire-proof and explosion-proof purge system, enhances taking precautions against natural calamities for power plant fire
Anti-disaster ability improves power plant security reliability.Carbon dioxide, inert gas and nitrogen, which combine, prevents firing medium, adaptation hydrogen,
The power plants such as oil, ammonia, coal commonly easily fire the various states such as substance and solid phase, liquid phase, gas phase；Using the comprehensive control of automation
Fire extinguishing effectiveness, economical operation, control disposal of pollutants are realized in system processed, spot sampling, analytical calculation, automatic output control.System
Structure is simple, technology maturation, failure rate are low, high reliablity, cost and day-to-day operation safeguard that simple expense is low.
The above content is only to illustrate the technical idea of the utility model, and the protection model of the utility model cannot be limited with this
Enclose, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this reality
Within protection scope with novel claims.
Claims (7)
1. a kind of fire-proof and explosion-proof purge system of combined power generation factory characterized by comprising fire fighting gas purger, scene
Measuring and controlling equipment and purging control subsystem；
The purging control subsystem includes that fire fighting gas bottle (12), humidification refrigerator (2), air-compressor set (1) and gas converge
The outlet of flow tube (9), fire fighting gas bottle (12), humidification refrigerator (2) and air-compressor set (1) passes through control valve and gas respectively
Body collecting pipe (9) connection, the outlet end of gas collecting pipe (9) are connected with high-speed flow nozzle (6) and gas guiding air curtain (7)；
The site measuring and control equipment includes gas concentration measurement meter (13), on the spot interlocking switch (14), on the spot sound-light alarm
(15) and industrial TV monitoring (16)；
The purging control subsystem includes control bus (10), valve control box (3) and purging controller (4), valve control
Case (3) processed and purging controller (4) be electrically connected with control bus (10), control bus (10) by control sub-line respectively with disappear
Anti- gas bottle (12), humidification refrigerator (2), air-compressor set (1) are connected with each control valve signal, and control bus (10) passes through
Control sub-line and gas concentration measurement meter (13), on the spot interlocking switch (14), on the spot sound-light alarm (15) and industrial TV monitoring
(16) signal connects；Valve control box (3) is electrically connected with each control valve.
2. a kind of fire-proof and explosion-proof purge system of combined power generation factory according to claim 1, which is characterized in that the fire-fighting
Gas bottle (12) includes dioxide bottle, inert gas bottle and nitrogen cylinder, dioxide bottle, inert gas bottle and nitrogen cylinder
Outlet pass through control valve respectively and be connected to gas collecting pipe (9).
3. a kind of fire-proof and explosion-proof purge system of combined power generation factory according to claim 2, which is characterized in that the dioxy
Change carbon gas cylinder outlet nozzle be connected with the inflow end of the first control valve (TJF2), the outflow end of the first control valve (TJF2) and
Gas collecting pipe (9) connection；The outlet nozzle of inert gas gas cylinder is connected with the inflow end of the second control valve (TJF3), the second control
The outflow end of valve (TJF3) processed is connect with gas collecting pipe (9)；The outlet nozzle of nitrogen cylinder and third control valve door (TJF4)
It flows into end to be connected, the outflow end of third control valve door (TJF4) is connect with gas collecting pipe (9).
4. according to claim 1 or a kind of 3 fire-proof and explosion-proof purge systems of combined power generation factory, which is characterized in that described
The outlet of fire fighting gas bottle (12), humidification refrigerator (2) and air-compressor set (1) is copper conductor tube；Gas collecting pipe (9) uses
Copper conductor tube.
5. a kind of fire-proof and explosion-proof purge system of combined power generation factory according to claim 1, which is characterized in that the gas
Safety-valve (8) are assembled on collecting pipe (9).
6. a kind of fire-proof and explosion-proof purge system of combined power generation factory according to claim 1, which is characterized in that the purging
Controller (4) and control bus (10) are arranged in fire protection control room；Air-compressor set (1), humidification refrigerator (2), valve control
Case (3) and fire fighting gas bottle (12) are arranged in firefighting bottle equipment room；High-speed flow nozzle (6), gas guiding air curtain (7),
Gas concentration measurement meter (13), on the spot interlocking switch (14) and sound-light alarm (15) is arranged in production scene on the spot.
7. a kind of fire-proof and explosion-proof purge system of combined power generation factory according to claim 1, which is characterized in that the high speed
Angle and pivot angle in adjustment seat, for adjusting is arranged in air current spray nozzle (6) and gas guiding air curtain (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822227877.0U CN209055842U (en) | 2018-12-28 | 2018-12-28 | A kind of fire-proof and explosion-proof purge system of combined power generation factory |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459997A (en) * | 2018-12-28 | 2019-03-12 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of fire-proof and explosion-proof purge system of combined power generation factory and control method |
-
2018
- 2018-12-28 CN CN201822227877.0U patent/CN209055842U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459997A (en) * | 2018-12-28 | 2019-03-12 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of fire-proof and explosion-proof purge system of combined power generation factory and control method |
| CN109459997B (en) * | 2018-12-28 | 2024-02-09 | 中国电力工程顾问集团西北电力设计院有限公司 | Combined type power plant fireproof and explosion-proof purging system and control method |
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