CN105843070A - Main steam isolation valve driving device and combined simulation modeling method thereof - Google Patents
Main steam isolation valve driving device and combined simulation modeling method thereof Download PDFInfo
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- CN105843070A CN105843070A CN201610160280.1A CN201610160280A CN105843070A CN 105843070 A CN105843070 A CN 105843070A CN 201610160280 A CN201610160280 A CN 201610160280A CN 105843070 A CN105843070 A CN 105843070A
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- main steam
- steam isolation
- isolation valve
- driving means
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
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Abstract
The invention discloses a main steam isolation valve driving device, comprising an oil outlet path (A1), an oil inlet path (A2), a nitrogen auxiliary driving device, a redundancy oil outlet path (A3) and a redundancy oil inlet path (A4). The hydraulic pressure and the air pressure of the main steam isolation valve driving device and the combined simulation modeling method thereof are under 8.2MPa, which satisfies the purchase requirement for important members.
Description
Technical field
The present invention relates to the main steam isolation valve driving means of a kind of nuclear power plant, be specifically related to a kind of double oil-feed double
Fuel-displaced airdraulic main steam isolation valve driving means and associative simulation modeling method thereof.
Background technology
Main steam isolation valve is containment isolating valve, performs containment isolation and steam generator isolation features,
Reliability requirement is high.When steady-state operation, main steam isolation valve is in opening；When main steam occurs
During the emergency situations such as pipeline breaking, main steam isolation valve needs urgent quick closedown within the 2-5 second, ensures core
Power plant safety.The reliability of main steam isolation valve is driven by device and ensures.Along with generation Ⅲ nuclear power skill
Developing rapidly of art, the research and development of the most advanced more reliable main steam isolation valve driving means become inexorable trend.
At present, the whole dependence on import of main steam isolation valve driving means of China's nuclear power station, not only increase engineering construction
Cost, also extends procurement cycle.
Main steam isolation valve driving means belongs to electromechanical equipment, relates to multi-crossed disciplines.Nuclear power industry at present
The design of electromechanical equipment is traditional design process more, namely by the knowledge and experience of designer, this
Sample is difficult in the design phase, the performance parameters such as the dynamic characteristic of Mechatronic Systems are verified and optimized so that core
Electricity R&D costs are high and the cycle is very long.
The electromechanical equipment design of nuclear power relates to multi-crossed disciplines, and single software is respectively arranged with strengths and weaknesses, often cannot win
Appoint.Many simulation softwares are united and applied in the R&D process of electromechanical equipment, i.e. just build in the research and development starting stage
Vertical Mechano-Electronic System Simulation model, is designed it, verifies and optimizes, find and solve potential problems, both
It is safety need, time and money cost can be saved again, be the Developing Tendency of nuclear power industry electromechanical equipment design
Gesture.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of main steam isolation valve driving means.
Main steam isolation valve driving means includes:
Vent line (A1)；Described vent line (A1) includes the first electromagnetic valve (A17), vent line electromagnetic valve
(A15), the second electromagnetic valve (A18) and choke valve (A16)；Wherein main steam isolation valve switching signal (A11)
The input signal (A13) of vent line electromagnetic valve (A15) is controlled by described first electromagnetic valve (A17), real
The on off state of existing described vent line (A1)；Calibre-changeable control signal (A12) passes through described second electromagnetism
Valve (A18) changes the control signal (A14) controlling described choke valve (A16) bore, it is achieved control described
The maximum stream flow of vent line (A1)；
In-line (A2)；Described in-line (A2) include motor control signal (A21), motor (A22),
Check valve (A23), relief valve (A24), hydraulic energy storage device (A25) and Pressure gauge (A26)；
Nitrogen process auxiliary drive；
Redundancy vent line (A3)；And
Redundancy in-line (A4).
Preferably, described main steam isolation valve driving means is fully located at above main steam isolation valve and valve rod.
The present invention is directed to the deficiencies in the prior art, propose again combining of a kind of main steam isolation valve driving means imitative
True modeling method.
The associative simulation modeling method of main steam isolation valve driving means comprises the steps:
Step 1: the three-dimensional main steam isolation valve of input and driving means three-dimensional dimension thereof, carries out three-dimensional in UG
Modeling, and carry out kinematics analysis；
Step 2: described threedimensional model is imported ADAMS, sets up main steam isolation valve kinetic model；
Step 3: set up main steam isolation valve driving means power in hydropneumatic simulation software AMESim
Learn model；
Step 4: the main steam isolation valve ADAMS model of described step 2 is imported in AMESim, become
For associative simulation signal input/output module, carry out associative simulation；
Step 5: associative simulation result is derived and shows to MATLAB.
Preferably, described step 4 also includes: main steam isolation valve driving means AMESim model output liquid
The gentle pressure information of pressure is to main steam isolation valve ADAMS model, main steam isolation valve ADAMS model
Feedback displacement of valve rod and velocity information are to main steam isolation valve driving means AMESim model.
Preferably, described main steam isolation valve driving means all hydraulic and air pressure all and must be
Within 8.2MPa.
Preferably, described main steam isolation valve driving means uses single vent line quick closing valve or double vent line fast
Close, main steam isolation valve all can be made to realize closing within the 2-5 second.
Preferably, described main steam isolation valve driving means list vent line quick closing valve and double vent line quick closing valve difference
For vent line quantity, other parameter is the most identical.
The present situation not yet domesticized in main steam isolation valve driving means field for domestic nuclear power, the present invention's
Purpose is to provide a kind of pair of oil-feed double fuel-displaced main steam isolation valve driving means, uses airdraulic former
Reason, all of inlet and outlet of fuel channel and gas return path are independent, to increase reliability mutually；And associative simulation builds
Mould method, learns from other's strong points to offset one's weaknesses to each software, it is possible to just set up Mechano-Electronic System Simulation model at the research and development initial stage, finds
With solution potential problems, shorten the main steam isolation valve driving means R&D cycle and reduce engineering construction cost.
Compared with prior art, the method have the advantages that
1, the present invention provide main steam isolation valve driving means and associative simulation modeling method, its all liquid
Pressure and air pressure all and must be within 8.2MPa, it is possible to meet the important devices purchase requirements such as electromagnetic valve.
2, the present invention provide main steam isolation valve driving means and associative simulation modeling method, use singly go out
Oil circuit quick closing valve or double vent line quick closing valve, difference is only in vent line quantity, and other parameter is the most identical, all can make
Main steam isolation valve realized closing within the 2-5 second.
3, the present invention provides main steam isolation valve driving means and associative simulation modeling method thereof, contribute to main
The production domesticization research of steam isolating driving means, shortens the R&D cycle and reduces engineering construction cost.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the main steam isolation valve driving means meeting the preferred embodiment of the present invention.
Fig. 2 is the associative simulation modeling side of the main steam isolation valve driving means meeting the preferred embodiment of the present invention
The schematic diagram of method.
Fig. 3 is that the main steam isolation valve meeting the preferred embodiment of the present invention meeting the preferred embodiment of the present invention drives
The threedimensional model schematic diagram of dynamic device.
Fig. 4 is double vent line quick closing valve switching signal and spool displacement figure.
Fig. 5 is double vent line quick closing valve pressure history figures；
Fig. 6 is single vent line quick closing valve switching signal and spool displacement figure；
Fig. 7 is single vent line quick closing valve pressure history figure；
Fig. 8 is double vent line quick closing valve and single oil circuit quick closing valve emulation ADAMS effect contrast figure.
In figure: A1 be vent line, A2 be in-line, A3 be redundancy vent line, A4 be redundancy in-line,
A11 be main steam isolation valve switching signal, A12 be control signal, A13 be that input signal, A14 are for controlling
Signal, A15 be vent line electromagnetic valve, A16 be choke valve, A17 be electromagnetic valve, A18 be electromagnetic valve,
A21 be motor control signal, A22 be motor, A23 be unidirectional, A24 be relief valve, A25 be hydraulic pressure storage
Can device, A26 be Pressure gauge, B1 be driving means, B2 be main steam isolation valve, B3 be valve rod.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, below in conjunction with the accompanying drawings and
The present invention is further detailed explanation for detailed description of the invention.
As it is shown in figure 1, main steam isolation valve driving means includes:
Vent line (A1)；Described vent line (A1) includes the first electromagnetic valve (A17), vent line electromagnetic valve
(A15), the second electromagnetic valve (A18) and choke valve (A16)；Wherein main steam isolation valve switching signal (A11)
The input signal (A13) of vent line electromagnetic valve (A15) is controlled by described first electromagnetic valve (A17), real
The on off state of existing described vent line (A1)；Calibre-changeable control signal (A12) passes through described second electromagnetism
Valve (A18) changes the control signal (A14) controlling described choke valve (A16) bore, it is achieved control described
The maximum stream flow of vent line (A1)；
In-line (A2)；Described in-line (A2) include motor control signal (A21), motor (A22),
Check valve (A23), relief valve (A24), hydraulic energy storage device (A25) and Pressure gauge (A26)；
Nitrogen process auxiliary drive；
Redundancy vent line (A3)；And
Redundancy in-line (A4).
Preferably, redundancy vent line (A3), redundancy in-line (A4) respectively with vent line (A1), oil-feed
Road (A2) is equally, separate.
Preferably, described main steam isolation valve driving means is fully located at above main steam isolation valve and valve rod.
The present invention is directed to the deficiencies in the prior art, propose again combining of a kind of main steam isolation valve driving means imitative
True modeling method.
As in figure 2 it is shown, the associative simulation modeling method of main steam isolation valve driving means comprises the steps:
Step 1: the three-dimensional main steam isolation valve of input and driving means three-dimensional dimension thereof, as it is shown on figure 3,
Carry out three-dimensional modeling in UG, and carry out kinematics analysis；
Step 2: described threedimensional model is imported ADAMS, sets up main steam isolation valve kinetic model；
Step 3: set up main steam isolation valve driving means power in hydropneumatic simulation software AMESim
Learn model；
Step 4: the main steam isolation valve ADAMS model of described step 2 is imported in AMESim, become
For associative simulation signal input/output module, carry out associative simulation；
Step 5: associative simulation result is derived and shows to MATLAB.
Preferably, when taking double urgent quick closing valve of vent line, the control signal in A1 with A3 is the most identical；A2 and
Oil-feed signal in A4 is the most identical, is all 0.Hydraulic circuit and air pressure maximum are all less than 8.2MPa.
Main steam isolation valve switching signal A11 is
Wherein t1 is quick closing's time.
Control signal A12 is identical with control signal A11.
Input signal A13 of electromagnetic valve A15 is
Wherein x and y is the pressure input signals at B13 two ends.When B11 input signal is 0, x=y,
B11 output signal is 0, represents and closes fuel-displaced oil circuit；When the input signal of B11 is 255, x=0, B13
Output signal be 1, open fuel-displaced oil circuit.
Control signal A14 is
Wherein a=0.1, b=0.68.The output signal value of A14 sets between 0-1, passes to choke valve,
Closer to 1, illustrate that hatch bore diameter is the biggest, closer to 0, illustrate that hatch bore diameter is the least.
When a wherein vent line, such as, when A3 produces fault, A3 can not be fuel-displaced, takes single vent line A1
Fuel-displaced, it is achieved urgent quick closing valve, all of control signal and parameter are identical time all fuel-displaced with double vent lines.
Preferably, described step 4 also includes: main steam isolation valve driving means AMESim model output liquid
The gentle pressure information of pressure is to main steam isolation valve ADAMS model, main steam isolation valve ADAMS model
Feedback displacement of valve rod and velocity information are to main steam isolation valve driving means AMESim model.
Preferably, described main steam isolation valve driving means all hydraulic and air pressure all and must be
Within 8.2MPa.
Preferably, described main steam isolation valve driving means uses single vent line quick closing valve or double vent line fast
Close, main steam isolation valve all can be made to realize closing within the 2-5 second.
Preferably, described main steam isolation valve driving means list vent line quick closing valve and double vent line quick closing valve difference
For vent line quantity, other parameter is the most identical.
Accompanying drawing 4～accompanying drawing 8 are the simulation result of partial visual, it can be seen that main steam isolation valve at hydraulic pressure and
In the case of air pressure is all less than 8MPa, opens 100% from 100% and close, during double vent line quick closing valve 2.285
Second completes quick closing valve, within 4.48 seconds, completes quick closing valve during single vent line quick closing valve.The simulation results show present invention proposes
A kind of main steam isolation valve driving means and associative simulation modeling method thereof, for Generation Ⅲ main steam
Isolating valve driving means production domesticization research provides theoretical foundation, can shorten the engineering construction cycle and reduce research and development
Cost, its associative simulation modeling method goes for modeling and the dynamic of other mechanical electronic hydraulic equipment of nuclear power station
In analyzing, there is certain directive significance.
The present situation not yet domesticized in main steam isolation valve driving means field for domestic nuclear power, the present invention's
Purpose is to provide a kind of pair of oil-feed double fuel-displaced main steam isolation valve driving means, uses airdraulic former
Reason, all of inlet and outlet of fuel channel and gas return path are independent, to increase reliability mutually；And associative simulation builds
Mould method, learns from other's strong points to offset one's weaknesses to each software, it is possible to just set up Mechano-Electronic System Simulation model at the research and development initial stage, finds
With solution potential problems, shorten the main steam isolation valve driving means R&D cycle and reduce engineering construction cost.
Compared with prior art, the method have the advantages that
1, the present invention provide main steam isolation valve driving means and associative simulation modeling method, its all liquid
Pressure and air pressure all and must be within 8.2MPa, it is possible to meet the important devices purchase requirements such as electromagnetic valve.
2, the present invention provide main steam isolation valve driving means and associative simulation modeling method, use singly go out
Oil circuit quick closing valve or double vent line quick closing valve, difference is only in vent line quantity, and other parameter is the most identical, all can make
Main steam isolation valve realized closing within the 2-5 second.
3, the present invention provides main steam isolation valve driving means and associative simulation modeling method thereof, contribute to main
The production domesticization research of steam isolating driving means, shortens the R&D cycle and reduces engineering construction cost.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is
With the difference of other embodiments, between each embodiment, identical similar portion sees mutually.For
For system disclosed in embodiment, owing to corresponding to the method disclosed in Example, so the comparison described is simple
Single, relevant part sees method part and illustrates.
Each specifically should being used for can be used different methods to realize described merit by those skilled in the art
Can, but this realization is it is not considered that beyond the scope of this invention.
Obviously, those skilled in the art can carry out various change and modification without deviating from the present invention to invention
Spirit and scope.So, if the present invention these amendment and modification belong to the claims in the present invention and
Within the scope of equivalent technologies, then the present invention is also intended to change and including modification include these.
Claims (6)
1. a main steam isolation valve driving means, it is characterised in that including:
Vent line (A1)；Described vent line (A1) includes the first electromagnetic valve (A17), vent line electromagnetic valve
(A15), the second electromagnetic valve (A18) and choke valve (A16)；Wherein main steam isolation valve switching signal (A11)
The input signal (A13) of vent line electromagnetic valve (A15) is controlled by described first electromagnetic valve (A17), real
The on off state of existing described vent line (A1)；Calibre-changeable control signal (A12) passes through described second electromagnetism
Valve (A18) changes the control signal (A14) controlling described choke valve (A16) bore, it is achieved control described
The maximum stream flow of vent line (A1)；
In-line (A2)；Described in-line (A2) include motor control signal (A21), motor (A22),
Check valve (A23), relief valve (A24), hydraulic energy storage device (A25) and Pressure gauge (A26)；
Nitrogen process auxiliary drive；
Redundancy vent line (A3)；And
Redundancy in-line (A4).
2. the associative simulation modeling side of a main steam isolation valve driving means according to claim 1
Method, it is characterised in that comprise the steps:
Step 1: the three-dimensional main steam isolation valve of input and driving means three-dimensional dimension thereof, carries out three-dimensional in UG
Modeling, and carry out kinematics analysis；
Step 2: described threedimensional model is imported ADAMS, sets up main steam isolation valve kinetic model；
Step 3: set up main steam isolation valve driving means power in hydropneumatic simulation software AMESim
Learn model；
Step 4: the main steam isolation valve ADAMS model of described step 2 is imported in AMESim, become
For associative simulation signal input/output module, carry out associative simulation；
Step 5: associative simulation result is derived and shows to MATLAB.
The associative simulation modeling method of main steam isolation valve driving means the most according to claim 2, its
Being characterised by, described step 4 also includes: main steam isolation valve driving means AMESim model output hydraulic pressure
The gentle pressure information of power is to main steam isolation valve ADAMS model, and main steam isolation valve ADAMS model is anti-
Feedback displacement of valve rod and velocity information are to main steam isolation valve driving means AMESim model.
The associative simulation modeling method of main steam isolation valve driving means the most according to claim 3, its
Be characterised by, described main steam isolation valve driving means all hydraulic and air pressure all and must be at 8.2MPa
Within.
The associative simulation modeling method of main steam isolation valve driving means the most according to claim 3, its
Being characterised by, described main steam isolation valve driving means uses single vent line quick closing valve or double vent line fast
Close, main steam isolation valve all can be made to realize closing within the 2-5 second.
The associative simulation modeling method of main steam isolation valve driving means the most according to claim 5, its
Being characterised by, described main steam isolation valve driving means list vent line quick closing valve and double vent line quick closing valve are distinguished as
Vent line quantity, other parameter is the most identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160280.1A CN105843070A (en) | 2016-03-21 | 2016-03-21 | Main steam isolation valve driving device and combined simulation modeling method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160280.1A CN105843070A (en) | 2016-03-21 | 2016-03-21 | Main steam isolation valve driving device and combined simulation modeling method thereof |
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| CN105843070A true CN105843070A (en) | 2016-08-10 |
Family
ID=56587645
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| CN201610160280.1A Pending CN105843070A (en) | 2016-03-21 | 2016-03-21 | Main steam isolation valve driving device and combined simulation modeling method thereof |
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Cited By (3)
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| CN107044557A (en) * | 2016-12-30 | 2017-08-15 | 大连大高阀门股份有限公司 | Suitable for the gas-liquid linked drive device of main steam isolation valve |
| CN112032401A (en) * | 2020-09-24 | 2020-12-04 | 三门核电有限公司 | Control platform and method for nuclear power main steam isolation valve actuating mechanism |
| CN113357427A (en) * | 2021-06-25 | 2021-09-07 | 深圳中广核工程设计有限公司 | Gas-liquid linkage actuating mechanism for main steam isolating valve of nuclear power plant |
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| CN112032401A (en) * | 2020-09-24 | 2020-12-04 | 三门核电有限公司 | Control platform and method for nuclear power main steam isolation valve actuating mechanism |
| CN113357427A (en) * | 2021-06-25 | 2021-09-07 | 深圳中广核工程设计有限公司 | Gas-liquid linkage actuating mechanism for main steam isolating valve of nuclear power plant |
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Application publication date: 20160810 |