CN109378094A - The temprature control method of containment spray system flow rate control method and containment - Google Patents
The temprature control method of containment spray system flow rate control method and containment Download PDFInfo
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- CN109378094A CN109378094A CN201811372040.3A CN201811372040A CN109378094A CN 109378094 A CN109378094 A CN 109378094A CN 201811372040 A CN201811372040 A CN 201811372040A CN 109378094 A CN109378094 A CN 109378094A
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
- G21C15/18—Emergency cooling arrangements; Removing shut-down heat
- G21C15/182—Emergency cooling arrangements; Removing shut-down heat comprising powered means, e.g. pumps
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention discloses containment spray system flow rate control method and the temprature control methods of containment.Above-mentioned flow rate control method includes the following steps: the threshold value C1 that an at least density of hydrogen is preset in controller;The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;The density of hydrogen value E is compared by the controller with the threshold value C1, when the density of hydrogen value E is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is greater than or equal to the threshold value C1, the controller is controlled the spray system and is sprayed with flow velocity Q1 or with the maximum flow rate of the spray system.Containment spray system flow rate control method of the present invention can be automatically controled spray system flow velocity, and then automatically control containment temperature.
Description
Technical field
The present invention relates to nuclear power ventilating system technical fields, and in particular to containment spray system flow rate control method and peace
The temprature control method of full shell.
Background technique
Gas composition under the quasi- accident conditions of nuclear power plant's hyper-base and major accident in containment is to be with air and vapor
It is main, the high temperature and humidity mixed gases containing hydrogen and other gases.The source of hydrogen: 1, accident early stage, zirconium-water reaction high speed
Generate hydrogen to rate;2, accident middle and later periods, irradiation decomposition, the reaction of reactor core melt and dissolved object and concrete of water can also generate a large amount of
Hydrogen.Under accident conditions, reactor releases a large amount of heat, and the temperature in containment may be up to 180 DEG C, while generate a large amount of
Vapor.The content of vapor and hydrogen constantly changes with the process of accident, in order to prevent fault spread, it is necessary to containment
Cool down.
Traditional containment decrease temperature and pressure relies on active containment spray system, will be arranged in containment by electrodynamic pump
Cooling water in the material-changing water tank of interior bottom is extracted to the containment spray system being arranged at the top of containment, but cannot be according to ring
The flow of the concentration and intelligent control spray system of hydrogen in border, to control containment temperature.
Summary of the invention
Based on this, it is necessary to provide one kind can be automatically controled spray system flow velocity by the present invention, and then automatically controls containment
The containment spray system flow rate control method of temperature.
The present invention there is a need to provide a kind of temprature control method of containment.
In order to achieve the object of the present invention, the invention adopts the following technical scheme:
A kind of containment spray system flow rate control method, the coolant for controlling spray system sprays flow velocity, with right
Containment cools down comprising following steps:
An at least density of hydrogen threshold value C1 is preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with density of hydrogen threshold value, when the density of hydrogen value E is small
When the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is more than or equal to described
When threshold value C1, the controller is controlled the spray system and is sprayed with flow velocity Q1 or with the maximum flow rate of the spray system
Leaching.
Above-mentioned containment spray system flow rate control method will be examined by the way that density of hydrogen threshold value is arranged in controller
Density of hydrogen value and the threshold value measured compares, and exports corresponding flow speed value by comparing result, controls spray system with the stream
Speed is sprayed, and then automatically controls containment cooling.
In some of embodiments, the containment spray system flow rate control method includes the following steps:
The threshold value C1 and threshold value C2 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1 with threshold value C2, when the hydrogen is dense
When angle value E is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is in the threshold
Between value C1 and threshold value C2 or when being equal to the threshold value C1, the controller is controlled the spray system and is sprayed with flow velocity Q1
Leaching, when the density of hydrogen value is greater than or equal to the threshold value C2, the controller controls the spray system with flow velocity Q2
Or sprayed with the maximum flow rate of the spray system, wherein C1 < C2, Q1 < Q2.
In some of embodiments, the containment spray system flow rate control method includes the following steps:
The threshold value C1, threshold value C2 and threshold value C3 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, threshold value C2 and threshold value C3, when described
When density of hydrogen value is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value exists
Between the threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller control the spray system with flow velocity Q1 into
Row spray, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2, the controller
The spray system is controlled to be sprayed with flow velocity Q2, it is described when the density of hydrogen value is greater than or equal to the threshold value C3
Controller is controlled the spray system and is sprayed with flow velocity Q3 or with the maximum flow rate of the spray system, wherein C1 <
C2 < C3, Q1 < Q2 < Q3.
In some of embodiments, the containment spray system flow rate control method includes the following steps:
Threshold value C1, threshold value C2, threshold value C3 and the threshold value C4 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The controller compares the density of hydrogen value E and the threshold value C1, threshold value C2, threshold value C3 and threshold value C4
Compared with when the density of hydrogen value is less than the threshold value C1, the controller controls the spray system and closes, when the hydrogen
Concentration value is between the threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller control the spray system with
Flow velocity Q1 is sprayed, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2, institute
It states the controller control spray system to be sprayed with flow velocity Q2, when the density of hydrogen value is in the threshold value C3 and threshold value C4
Between or when being equal to the threshold value C3, the controller is controlled the spray system and is sprayed with flow velocity Q3, when the hydrogen
When concentration value is greater than or equal to the threshold value C4, the controller controls the spray system with flow velocity Q4 or with the spray
The maximum flow rate of system is sprayed, wherein C1 < C2 < C3 < C4, Q1 < Q2 < Q3 < Q4.
In some of embodiments, temperature sensor, the temperature sensor and the control are set in the containment
Device electrical connection processed, temperature signal is sent to the controller by the temperature sensor, when the controller receives the peace
When temperature in full shell is down to preset temperature, the controller controls the spray system and stops spray.
The present invention also provides a kind of temprature control methods of containment comprising following steps:
The threshold value C1 of an at least density of hydrogen is preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with density of hydrogen threshold value C1, as the density of hydrogen value E
When less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value E is greater than or equal to institute
When stating threshold value C1, the controller is controlled the spray system and is sprayed with flow velocity Q1 or with the maximum flow rate of the spray system
The containment is down to preset temperature by the t1 time.
In some of embodiments, the temprature control method of the containment includes the following steps:
The threshold value C1 and threshold value C2 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1 with threshold value C2, when the hydrogen is dense
When angle value E is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is in the threshold
Between value C1 and threshold value C2 or when being equal to the threshold value C1, when the controller controls the spray system with flow velocity Q1 spray t1
Between, when the density of hydrogen value is greater than or equal to the threshold value C2, the controller controls the spray system with flow velocity Q2
Or the t2 time is sprayed with the maximum flow rate of the spray system, wherein C1 < C2, Q1 < Q2.
In some of embodiments, the temprature control method of the containment includes the following steps:
The threshold value C1, threshold value C2 and threshold value C3 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, threshold value C2 and threshold value C3, when described
When density of hydrogen value is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value exists
Between the threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller controls the spray system with flow velocity Q1 spray
The t1 time is drenched, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2, the control
Device controls the spray system and sprays the t2 time with flow velocity Q2, when the density of hydrogen value is greater than or equal to the threshold value C3,
The controller controls the spray system and sprays the t3 time with flow velocity Q3 or with the maximum flow rate of the spray system,
In, C1 < C2 < C3, Q1 < Q2 < Q3.
In some of embodiments, the temprature control method of the containment includes the following steps:
Threshold value C1, threshold value C2, threshold value C3 and the threshold value C4 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The controller compares the density of hydrogen value E and the threshold value C1, threshold value C2, threshold value C3 and threshold value C4
Compared with when the density of hydrogen value is less than the threshold value C1, the controller controls the spray system and closes, when the hydrogen
Concentration value is between the threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller control the spray system with
Flow velocity Q1 sprays the t1 time, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2,
The controller controls the spray system and sprays the t2 time with flow velocity Q2, when the density of hydrogen value is in the threshold value C3 and threshold
Between value C4 or when being equal to the threshold value C3, the controller controls the spray system and sprays the t3 time with flow velocity Q3, works as institute
When stating density of hydrogen value more than or equal to the threshold value C4, when the controller controls the spray system with flow velocity Q4 spray t4
Between or the t5 time sprayed with the maximum flow rate of the spray system, wherein C1 < C2 < C3 < C4, Q1 < Q2 < Q3 < Q4.
In some of embodiments, temperature sensor, the temperature sensor and the control are set in the containment
Device electrical connection processed, temperature signal is sent to the controller by the temperature sensor, when the controller receives the peace
When temperature in full shell is down to preset temperature, the controller controls the spray system and stops spray.
Detailed description of the invention
Fig. 1 is the fit structure schematic diagram of spray system and containment described in a preferred embodiment of the present invention;
Fig. 2 is the flow chart of containment spray system flow rate control method described in the embodiment of the present invention one;
Fig. 3 is the flow chart of containment spray system flow rate control method described in the embodiment of the present invention two;
Fig. 4 is the flow chart of containment spray system flow rate control method described in the embodiment of the present invention three;
Fig. 5 is the flow chart of containment spray system flow rate control method described in the embodiment of the present invention four.
Specific embodiment
It to facilitate the understanding of the present invention, below will be to invention is more fully described.But the present invention can be to be permitted
Mostly different form is realized, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes
It is more thorough and comprehensive to the understanding of the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Embodiment one
Fig. 1 and Fig. 2 are please referred to, the present invention provides a kind of containment spray system flow rate control method, for controlling spray
The coolant of system 30 sprays flow velocity, to automatically control the temperature of containment 10, includes the following steps: in controller 40 in advance
The threshold value C1 of an at least density of hydrogen is set, detects the density of hydrogen in containment 10, and density of hydrogen value is transmitted to control
Density of hydrogen value E is compared by device 40, controller 40 with above-mentioned threshold value C1, when density of hydrogen value E is less than above-mentioned threshold value C1
When, controller 40 controls spray system 30 and closes, without spraying cooling, when density of hydrogen value E is greater than or equal to threshold value C1,
Controller 40 is controlled spray system 30 and is sprayed with flow velocity Q1 or with the maximum flow rate of spray system 30, is dropped by spraying
The temperature of lower security shell 10.
Bottom in containment 10 therein is equipped with material-changing water tank 20, has coolant, containment 10 in material-changing water tank 20
Top be equipped with spray system 30, spray system 30 has spray tube 31 and elevator pump 32, the spray tube 31 at the top of containment 10
With multiple spray heads 33, spray system 30 is promoted by elevator pump 32 and pipeline connection material-changing water tank 20, the electrical connection of controller 40
Pump 32, controller 40 control the opening and closing of spray system 30 by the opening and closing of control elevator pump 32, pass through control elevator pump 32
Revolving speed is to control the flow velocity of spray system 30.Certainly, spray system 30 can also be connected to the splendid attire of the coolant outside containment 10
Container is not limited by material-changing water tank 20 and is sprayed to be sprayed.
The density of hydrogen in containment 10 is detected by a gas flow rate meter 60, gas flow rate meter 60 is electrically connected controller
40, controller 40 is transmitted to the density of hydrogen value that will test.It is of course also possible to detect hydrogen by other detection systems
Gas concentration, for example, by using density of hydrogen detection device disclosed in utility model patent " CN201811936U ".
Certainly, multiple threshold values and corresponding multiple flow velocitys can also be arranged in above-mentioned controller 40, with a point multiple flow velocitys
Section is sprayed.
Further, temperature sensor can also be set in containment 10, it, should with the temperature in real-time monitoring containment 10
Temperature sensor can be electrically connected with controller 40, and temperature signal is sent to controller 40, when controller 40 receives containment
When temperature in 10 is reduced to preset temperature, controller 40 controls spray system 30 and stops spray.
Embodiment two
Referring to figure 3., different from embodiment one the present embodiment provides a kind of containment spray system flow rate control method
It is the threshold value C1 and threshold value C2 for including the following steps: to preset an at least density of hydrogen in controller 40, C1 < C2, inspection
The density of hydrogen in containment 10 is surveyed, and density of hydrogen value E is transmitted to controller 40, controller 40 is by density of hydrogen value and hydrogen
Gas concentration threshold value C1, C2 is compared, when density of hydrogen value E is less than density of hydrogen threshold value C1, the control spray of controller 40 system
System is closed, without spraying cooling;When density of hydrogen value E is between threshold value C1 and threshold value C2 or is equal to threshold value C1, controller
Control spray system 30 is sprayed with flow velocity Q1, when density of hydrogen value E is greater than or equal to threshold value C2, controller control spray
System 30 is sprayed with the maximum flow rate of flow velocity Q2 or spray system 30, wherein Q1 < Q2.I.e. density of hydrogen value E is bigger,
Flow velocity is bigger.
Embodiment three
Referring to figure 4., the present embodiment also provides a kind of containment spray system flow rate control method, with embodiment one and in fact
It applies unlike example two, includes the following steps: to preset the threshold value C1 of an at least density of hydrogen, threshold value C2 in controller 40
And threshold value C3, C1 < C2 < C3, the density of hydrogen in containment 10 is detected, and density of hydrogen value E is transmitted to controller 40, when
When density of hydrogen value E is less than threshold value C1, controller 40 controls spray system 30 and closes, when density of hydrogen value E is in threshold value C1 and threshold
Between value C2 or when being equal to threshold value C1, controller 40 is controlled spray system 30 and is sprayed with flow velocity Q1, when density of hydrogen value E exists
Between threshold value C2 and threshold value C3 or when being equal to threshold value C2, controller 40 is controlled spray system 30 and is sprayed with flow velocity Q2, works as hydrogen
When gas concentration value E is greater than or equal to threshold value C3, controller 40 controls spray system 30 with flow velocity Q3 or spray system 30 most
Big flow velocity is sprayed, wherein C1 < C2 < C3, Q1 < Q2 < Q3.
Example IV
Referring to figure 5., the present embodiment also provides a kind of containment spray system flow rate control method, with embodiment one to reality
It applies unlike example three, includes the following steps: to preset the threshold value C1 of an at least density of hydrogen, threshold value in controller 40
C2, threshold value C3 and threshold value C4, C1 < C2 < C3 < C4 detect the density of hydrogen in containment 10, and density of hydrogen value E are transmitted
To controller 40, when density of hydrogen value E is less than threshold value C1, controller 40 controls spray system 30 and closes, as density of hydrogen value E
Between threshold value C1 and threshold value C2 or when being equal to threshold value C1, controller 40 is controlled spray system 30 and is sprayed with flow velocity Q1, when
For density of hydrogen value E between threshold value C2 and threshold value C3 or when being equal to threshold value C2, controller 40 controls spray system 30 with flow velocity Q2
It is sprayed, when density of hydrogen value E is between threshold value C3 and threshold value C4 or is equal to threshold value C3, controller 40 controls spray system
30 are sprayed with flow velocity Q3, and when density of hydrogen value E is greater than or equal to threshold value C4, controller 40 controls spray system 30 to flow
Fast Q4 or the maximum flow rate of spray system 30 are sprayed, wherein C1 < C2 < C3 < C4, Q1 < Q2 < Q3 < Q4.
Embodiment five
The present invention also protects a kind of temprature control method of containment, includes the following steps: to set in advance in controller 40
The threshold value C1 of an at least density of hydrogen is set, detects the density of hydrogen in containment 10, and density of hydrogen value E is transmitted to controller
40, density of hydrogen value E is compared by controller 40 with density of hydrogen threshold value C1, when density of hydrogen value E is less than threshold value C1, control
Device 40 processed controls spray system 30 and closes, and without spraying cooling, when density of hydrogen value E is greater than threshold value C1, controller 40 is controlled
Spray system 30 processed sprays preset time with flow velocity Q1 or the maximum flow rate of spray system 30, reduces containment by spraying
10 temperature.
It can be calculated in controller 40 and spray that the time how long can drop to preset temperature by great flow velocity, by
This, controller 40 can select the preset time, more easily be controlled when being sprayed with corresponding to flow velocity.Such as
It is preset in controller 40 when with flow velocity Q1 spray, the spray t1 time can drop to preset temperature, then when spray system 30
When with flow velocity Q1 spray, the control spray t1 time.Other flow velocitys and so on.
Further, temperature sensor can also be set in containment 10, it, should with the temperature in real-time monitoring containment 10
Temperature sensor can be electrically connected with controller 40, and temperature signal is sent to controller 40, when controller 40 receives containment
When temperature in 10 is reduced to preset temperature, controller 40 controls spray system 30 and stops spray.
Embodiment six
The present embodiment also provides a kind of temprature control method of containment, walks unlike embodiment five, including as follows
It is rapid: the C1 and threshold value C2 of an at least density of hydrogen threshold value to be preset in controller 40, C1 < C2 is detected in containment 10
Density of hydrogen, and density of hydrogen value E is transmitted to controller 40, controller 40 by density of hydrogen value and density of hydrogen threshold value C1,
C2 is compared, and when density of hydrogen value E is less than density of hydrogen threshold value C1, controller 40 controls spray system and closes, without
Spraying cooling;When density of hydrogen value E is between threshold value C1 and threshold value C2 or is equal to threshold value C1, controller controls spray system 30
The t1 time is sprayed with flow velocity Q1, when density of hydrogen value E is greater than or equal to threshold value C2, controller controls spray system 30 with flow velocity
Q2 or the maximum flow rate of spray system 30 spray the t2 time, wherein Q1 < Q2.I.e. density of hydrogen value E is bigger, and flow velocity is bigger.
Embodiment seven
The present embodiment also provides a kind of temprature control method of containment, unlike embodiment five and embodiment six,
Include the following steps: threshold value C1, threshold value C2 that an at least density of hydrogen is preset in controller 40 and threshold value C3, C1 < C2
< C3 detects the density of hydrogen in containment 10, and density of hydrogen value E is transmitted to controller 40, when density of hydrogen value E is less than
When threshold value C1, controller 40 controls spray system 30 and closes, when density of hydrogen value E is between threshold value C1 and threshold value C2 or equal to threshold
When value C1, controller 40 controls spray system 30 and sprays the t1 time with flow velocity Q1, when density of hydrogen value E is in threshold value C2 and threshold value C3
Between or be equal to threshold value C2 when, controller 40 control spray system 30 with flow velocity Q2 spray the t2 time, when density of hydrogen value E is greater than
Or when being equal to threshold value C3, when controller 40 controls spray system 30 with the flow velocity Q3 or maximum flow rate of spray system 30 spray t3
Between, wherein C1 < C2 < C3, Q1 < Q2 < Q3.
Embodiment eight
The present embodiment also provides a kind of temprature control method of containment, unlike embodiment five to embodiment seven,
Include the following steps: threshold value C1, threshold value C2, threshold value C3 and threshold value that an at least density of hydrogen is preset in controller 40
C4, C1 < C2 < C3 < C4 detect the density of hydrogen in containment 10, and density of hydrogen value E are transmitted to controller 40, work as hydrogen
When gas concentration value E is less than threshold value C1, controller 40 controls spray system 30 and closes, when density of hydrogen value E is in threshold value C1 and threshold value
Between C2 or when being equal to threshold value C1, controller 40 controls spray system 30 and sprays the t1 time with flow velocity Q1, when density of hydrogen value E exists
Between threshold value C2 and threshold value C3 or when being equal to threshold value C2, controller 40 controls spray system 30 and sprays the t2 time with flow velocity Q2, when
For density of hydrogen value E between threshold value C3 and threshold value C4 or when being equal to threshold value C3, controller 40 controls spray system 30 with flow velocity Q3
Spray the t3 time, when density of hydrogen value E is greater than or equal to threshold value C4, controller 40 control spray system 30 with flow velocity Q4 or
The maximum flow rate of spray system 30 sprays the t4 time, wherein C1 < C2 < C3 < C4, Q1 < Q2 < Q3 < Q4.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of containment spray system flow rate control method, the coolant for controlling spray system sprays flow velocity, to peace
Full shell cools down, which comprises the steps of:
The threshold value C1 of an at least density of hydrogen is preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, when the density of hydrogen value E is less than described
When threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is greater than or equal to the threshold value C1
When, the controller is controlled the spray system and is sprayed with flow velocity Q1 or with the maximum flow rate of the spray system.
2. containment spray system flow rate control method according to claim 1, which comprises the steps of:
The threshold value C1 and threshold value C2 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1 with threshold value C2, as the density of hydrogen value E
When less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is in the threshold value C1
Between threshold value C2 or when being equal to the threshold value C1, the controller is controlled the spray system and is sprayed with flow velocity Q1, when
When the density of hydrogen value is greater than or equal to the threshold value C2, the controller control the spray system with flow velocity Q2 or with
The maximum flow rate of the spray system is sprayed, wherein C1 < C2, Q1 < Q2.
3. containment spray system flow rate control method according to claim 1 or 2, which is characterized in that including walking as follows
It is rapid:
The threshold value C1, threshold value C2 and threshold value C3 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, threshold value C2 and threshold value C3, when the hydrogen
When concentration value is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is described
Between threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller is controlled the spray system and is sprayed with flow velocity Q1
Leaching, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2, the controller control
The spray system is sprayed with flow velocity Q2, when the density of hydrogen value is greater than or equal to the threshold value C3, the control
Device is controlled the spray system and is sprayed with flow velocity Q3 or with the maximum flow rate of the spray system, wherein C1 < C2 <
C3, Q1 < Q2 < Q3.
4. containment spray system flow rate control method according to claim 1 or 2, which is characterized in that including walking as follows
It is rapid:
Threshold value C1, threshold value C2, threshold value C3 and the threshold value C4 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, threshold value C2, threshold value C3 and threshold value C4, when
When the density of hydrogen value is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen
For value between the threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller controls the spray system with flow velocity
Q1 is sprayed, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2, the control
Device processed is controlled the spray system and is sprayed with flow velocity Q2, when the density of hydrogen value is between the threshold value C3 and threshold value C4
Or when being equal to the threshold value C3, the controller is controlled the spray system and is sprayed with flow velocity Q3, when the density of hydrogen
When value is greater than or equal to the threshold value C4, the controller controls the spray system with flow velocity Q4 or with the spray system
Maximum flow rate sprayed, wherein C1 < C2 < C3 < C4, Q1 < Q2 < Q3 < Q4.
5. containment spray system flow rate control method according to claim 1, which is characterized in that in the containment
Temperature sensor is set, and the temperature sensor is electrically connected with the controller, and the temperature sensor sends temperature signal
To the controller, when the controller, which receives the temperature in the containment, is down to preset temperature, the controller control
It makes the spray system and stops spray.
6. a kind of temprature control method of containment, which comprises the steps of:
The threshold value C1 of an at least density of hydrogen is preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, when the density of hydrogen value E is less than described
When threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value E is greater than or equal to the threshold value C1
When, the controller controls the spray system and sprays the t1 time with flow velocity Q1 or with the maximum flow rate of the spray system,
The containment is down to preset temperature.
7. the temprature control method of containment according to claim 6, which comprises the steps of:
The threshold value C1 and threshold value C2 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1 with threshold value C2, as the density of hydrogen value E
When less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is in the threshold value C1
Between threshold value C2 or when being equal to the threshold value C1, the controller controls the spray system and sprays the t1 time with flow velocity Q1,
When the density of hydrogen value is greater than or equal to the threshold value C2, the controller control the spray system with flow velocity Q2 or
The t2 time is sprayed with the maximum flow rate of the spray system, wherein C1 < C2, Q1 < Q2.
8. the temprature control method of containment according to claim 6 or 7, which comprises the steps of:
The threshold value C1, threshold value C2 and threshold value C3 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, threshold value C2 and threshold value C3, when the hydrogen
When concentration value is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen value is described
Between threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller controls the spray system and sprays t1 with flow velocity Q1
Time, when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2, the controller control
It makes the spray system and the t2 time is sprayed with flow velocity Q2, it is described when the density of hydrogen value is greater than or equal to the threshold value C3
Controller controls the spray system and sprays the t3 time with flow velocity Q3 or with the maximum flow rate of the spray system, wherein C1
< C2 < C3, Q1 < Q2 < Q3.
9. the temprature control method of containment according to claim 6 or 7, which comprises the steps of:
Threshold value C1, threshold value C2, threshold value C3 and the threshold value C4 of density of hydrogen are preset in controller;
The density of hydrogen in containment is detected, and the density of hydrogen value E is transmitted to the controller;
The density of hydrogen value E is compared by the controller with the threshold value C1, threshold value C2, threshold value C3 and threshold value C4, when
When the density of hydrogen value is less than the threshold value C1, the controller controls the spray system and closes, when the density of hydrogen
For value between the threshold value C1 and threshold value C2 or when being equal to the threshold value C1, the controller controls the spray system with flow velocity
Q1 sprays the t1 time, described when the density of hydrogen value is between the threshold value C2 and threshold value C3 or is equal to the threshold value C2
Controller controls the spray system and sprays the t2 time with flow velocity Q2, when the density of hydrogen value is in the threshold value C3 and threshold value C4
Between or when being equal to the threshold value C3, the controller controls the spray system and sprays the t3 time with flow velocity Q3, when the hydrogen
When gas concentration value is greater than or equal to the threshold value C4, the controller control the spray system with flow velocity Q4 spray the t4 time or
Person sprays the t5 time with the maximum flow rate of the spray system, wherein C1 < C2 < C3 < C4, Q1 < Q2 < Q3 < Q4.
10. the temprature control method of containment according to claim 6, which is characterized in that be arranged in the containment
Temperature sensor, the temperature sensor are electrically connected with the controller, and temperature signal is sent to institute by the temperature sensor
Controller is stated, when the controller, which receives the temperature in the containment, is down to preset temperature, the controller controls institute
It states spray system and stops spray.
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