CN104133954B - Protection logic simulation device and dynamic verification system using protection logic simulation device - Google Patents
Protection logic simulation device and dynamic verification system using protection logic simulation device Download PDFInfo
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Abstract
The invention provides a protection logic simulation device and a dynamic verification system using the protection logic simulation device. The protection logic simulation device comprises an input signal management module, a protection logic simulation module and an output signal management module, wherein the input signal management module is used for collecting input signal data and sending the input signal data to the protection logic simulation module; the protection logic simulation module is used for receiving and reading the data sent by the input signal management module, executing signal distribution, signal processing, constant value comparison, logic conforming, channel monitoring, accident post-monitoring and protection action calculation simulation functions and sending a calculation result to the output signal management module; and the output signal management module is used for receiving a signal sent by the protection logic simulation module and outputting the signal as output signal data. The protection logic simulation device and the dynamic verification system have the advantages that the function and/or the performance of a high-temperature gas cooled reactor protection logic device can be simulated, and a feasible technological means is provided for interface debugging and verification between high-temperature gas cooled reactor master-control room dynamic verification and protection logic devices and other systems/equipment.
Description
Technical field
The present invention relates to nuclear reactor technology field, more particularly to a kind of relay protective scheme simulator and the dynamic using which
Checking system.
Background technology
HTGR is that the coating particle that could be used without metal casing makees fuel, makees moderator with graphite, and helium is made cold
But the advanced reactor of agent, core exit temperature are high.HTGR has that intrinsic safety, heat energy utilization be wide, the thermal efficiency
The characteristics of high, operation and management are easy, fuel selection motility is big, Fuel Consumption is few.It is high temperature gas-cooled to pile up middle-size and small-size core
Power station, arid area nuclear power station and the aspect such as coal gasification by nuclear heat and liquefaction, hydrogen manufacturing have a good application prospect.
HTGR protection system is one of important security system of HTGR, for continuous monitoring by accident point
The protection variable (such as core power, primary Ioops pressure, reactor core out temperature, primary Ioops humidity etc.) that analysis determines, when what is monitored
When protection variable or derived calculating variable meet or exceed setting valve, protection trigger is provided automatically, perform corresponding guarantor
Shield action, the state for preventing HTGR exceed the safety limit of regulation, or prevent when design basis accident occurs
The consequence that accident extends or thus alleviation causes.
The digitized of HTGR protection system is a kind of irreversible trend in rapid development of information technology epoch,
It is certainty that computer technology is applied to high-temperature reactor protection system.Digital protection system of high temperature gas cooled reactor can obtain ratio
The higher reliability of the protection system of simulation, Stability and veracity, while the work(of reactor protection system is significantly increased
Energy.
But, HTGR digital protection logic device is a huge, complicated system, and it is with process measurement system
Signaling interface relation is all there is between the equipment such as system, nuclear measurement system, scram breaker, engineered safeguards features, and is needed
Dynamic Signal is carried out with other structures or equipment by interface to exchange.In actual HTGR key technology proof procedure
In, need one or more digital protection system of high temperature gas cooled reactor to participate in the correctness of interface signal between each system of checking.
But, Digital RPS complex structure takes factory site area more and expensive；Therefore, need in implementation process
The effect undertaken in actual HTGR come simulation based on digital protection system using a kind of simulator.So far, still lack
The weary this dynamic authentication that can carry out to the correctness of the function and interface of each primary structure in HTGR is with debugging in real time
Device.
The content of the invention
The present invention provides a kind of relay protective scheme simulator and the dynamic authentication system using which, to solve in prior art
Dynamic authentication and the technology debugged in real time cannot be carried out to the correctness of the function and interface of each primary structure in HTGR
Problem.
The present invention provides a kind of relay protective scheme simulator, including：Input signal management module, relay protective scheme emulation module
With output signal management module, wherein：
The input signal management module is used to gather input signal data, and sends to relay protective scheme emulation mould
Block；
The relay protective scheme emulation module is used to receiving and reading the data sent by the input signal management module, holds
The distribution of row signal, signal processing, definite value compares, logic meets, channel monitoring, post accident monitoring and protection act computer sim- ulation
Function, and result of calculation is sent to output signal management module；
The output signal management module is used to receiving the signal sent by the relay protective scheme emulation module and as defeated
Go out signal data output.
Further, described device also includes：
Input signal synchronization module, respectively with the input signal management module and the relay protective scheme emulation module phase
Even, for by the input signal data synchronization between the input signal management module and the relay protective scheme emulation module.
Further, described device also includes：
Output signal synchronization module, respectively with the relay protective scheme emulation module and the output signal management module phase
Even, for by the output signal data synchronization between the relay protective scheme emulation module and the output signal management module.
Further, the input signal management module is additionally operable to：
According to user or system configuration, input signal data source is selected, and it is real-time from input signal data source
Input signal data is dynamically gathered, signal conversion and/or communication data Packet analyzing are carried out to the input signal data.
Further, the output signal management module is additionally operable to：
Signal conversion and/or communication data encapsulation are carried out to output signal data, according to user or system configuration, is selected
The way of output of output signal data is exported.
Further, the relay protective scheme emulation module includes：One or more signal isolation units, signal processing list
Unit, logic meet unit, post accident monitoring unit, channel monitoring unit and safe driver element, wherein：
The signal isolation unit input signal data will become all the way for the input signal data is allocated
One or more input signal data, and the input signal data after distribution is respectively sent to into its corresponding signal processing unit
With post accident monitoring unit；
The signal processing unit is divided into two types：One class is signal processing unit X, another kind of for signal processing unit
Y；
The logic meets unit and is divided into two types：One class meets unit X for logic, another kind of to meet unit for logic
Y；
The signal processing unit X carries out range conversion, monitoring for protection variable for the signal data to being input into the unit
Calculate and definite value comparison signal is processed, and the accident alarming variable that result and Jing definite values compare generation is respectively sent to into which
Corresponding channel monitoring unit and logic meet unit X；
Described signal processing unit Y carries out range conversion for the signal data to being input into the unit and monitoring for protection becomes
Amount calculates signal processing, and result is respectively sent to its corresponding channel monitoring unit and logic meets unit Y；
The logic meet unit X for process be input into the unit signal data, according to set logic to from signal
The accident alarming variable of processing unit X carries out the first order four and takes two voting logic match operations, generates protection act trigger,
The result of signal data and protection act trigger are sent to corresponding channel monitoring unit, and protection act is touched
Signal and send to safe driver element；
The logic meet unit Y for process be input into the unit signal data, according to set logic to from signal
The accident alarming variable of processing unit Y carries out the first order four and takes two voting logic match operations, generates protection act trigger,
The result of signal data and protection act trigger are sent to corresponding channel monitoring unit, and protection act is touched
Signal and send to safe driver element；
The post accident monitoring unit is used to receive the input signal data, carries out range to the input signal data
Transformation calculations, and result of calculation is sent to corresponding channel monitoring unit；
The channel monitoring unit be used for receive the input signal data, the result of the signal processing unit,
The logic meets the result of unit and protection act trigger, and the calculating knot of the post accident monitoring unit
Really, performing allows and/or latching logic computing, above-mentioned data is carried out with classification encapsulation, and result is exported to signal isolation list
Unit and exterior display device；
The safe driver element is used to receive the input signal data and the logic meets the protection of unit transmission
Action triggers signal, and carry out the second level four according to setting logic and take two voting logic match operations, generate interlocking signal, protection
Action triggers drive signal and protection act indication signal are simultaneously exported.
On the other hand, the present invention also provides a kind of dynamic authentication system, imitates including the relay protective scheme described in as above any one
True device.
Further, the system also includes：Process simulation model, master control room, backup shutdown point, warning system, gateway
And reactor power control system, it is connected with the relay protective scheme simulator respectively, wherein：
The process simulation model for after the relay protective scheme simulator offer accident and monitoring for protection variable make
For input signal data, and the protection act data in output signal data are received from the relay protective scheme simulator；
The master control room protects associative operation button signal as input for providing to the relay protective scheme simulator
Signal data, and corresponding channel monitoring signal and protection phase in output signal data are received from the relay protective scheme simulator
Close indication signal；
The backup shutdown point for the relay protective scheme simulator provide protection act operation button as input
Signal data, and corresponding channel monitoring signal in output signal data is received from the relay protective scheme simulator；
The warning system is believed for the accident alarming received from the relay protective scheme simulator in output signal data
Number；
The gateway is believed for receiving corresponding channel monitoring in output signal data from the relay protective scheme simulator
Number；
The reactor power control system is for from relay protective scheme simulator reception output signal data
Rod control is allowed to put into signal.
Further,
The monitoring for protection variable includes source range core power, middle range core power, power range core power, primary Ioops
Helium hot-side temperature, primary Ioops helium cold junction temperature, primary Ioops pressure, secondary circuit pressure, primary Ioops effusion meter pressure reduction, secondary circuit
One or more in effusion meter pressure reduction, primary Ioops humidity；
And/or, the protection associative operation button signal includes emergency shut-down button, primary Ioops isolation button, vaporizer
Dump button, shutdown breaker reset button, the high latch buttons of source range core power, the high locking of middle range core power are pressed
One or more in button, the high latch buttons of power range core power；
And/or, the protection act data include shutdown chopper driving means drive signal, primary Ioops isolation drive letter
Number, vaporizer dump start drive signal, close core survey high-voltage signal, open core survey high-voltage signal in one or many
It is individual；
And/or, the channel monitoring signal includes monitoring for protection variable and its derives variable, definite value comparative result, logic
Meet one or more in result, post accident monitoring variable, status information of equipment.
The present invention real-time dynamicly can carry out signal friendship with the system/device that there is interface relationship or its phantom
Change, and the dynamic authentication system of HTGR digital protection logic device function and/or performance can be simulated completely, so as to
There is provided for HTGR master control room dynamic authentication, the interface debugging between relay protective scheme device and other system/devices and checking
Feasible technological means.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of digital protection system of high temperature gas cooled reactor；
Fig. 2 is the structural representation of relay protective scheme simulator in one embodiment of the invention；
Fig. 3 is the structural representation of relay protective scheme simulator in one embodiment of the invention；
Fig. 4 is the structural representation of relay protective scheme emulation module in one embodiment of the invention；
Fig. 5 is the structural representation of dynamic authentication system in one embodiment of the invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the present embodiment clearer, below in conjunction with the accompanying drawing in the present embodiment,
Technical scheme in the present embodiment is clearly and completely described, it is clear that described embodiment is that a part of the invention is real
Apply example, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
Property work under the premise of the every other embodiment that obtained, belong to the scope of protection of the invention.
The structure that digital protection system of high temperature gas cooled reactor is generally decided by vote using four-way redundancy and two-stage " four take two ", and
Logic is met (" four take two " voting is carried out to same protection four redundancy monitoring signals of variable) using local, to reduce missing
Action probability simultaneously improves its maintainability.The structure of digital protection system of high temperature gas cooled reactor is referring to Fig. 1.
In order to realize the multiformity of defencive function, the redundancy protecting variable of each postulated initiating events can be passed through first
Signal isolating device is divided into two groups of x, y, arranges the signal processing apparatus and logic equality circuit of two groups of independences of x, y, respectively to x, y
Two groups of protection variables are processed, and logic meets result and exports independent emergency shut-down trigger and ad hoc triggering letter respectively
Number.This two parts circuit constitutes x, y two subsystems independent of each other, and x, y subsystem has identical hardware designs but fortune
The different softwares of row, they process respectively different protection variables, using different signal processing algorithms, independently perform protection
Function, to reduce the potential danger of common cause failure.
Digital protection system of high temperature gas cooled reactor in Fig. 1 is made up of tetra- redundant channels of A, B, C, D (or row), and each leads to
The signal processing apparatus in road and the logic equality circuit of each logical row are divided into x and y two parts, the signal processing of protection system again
Device includes eight parts of Ax, Ay, Bx, By, Cx, Cy, Dx, Dy, logic equality circuit also including Ax, Ay, Bx, By, Cx, Cy,
Eight parts of Dx, Dy.Each logic equality circuit receives the output knot of the signal processing apparatus of four redundant channels of this subsystem
Really, " four take two " logical operationss are carried out respectively to each protection variable, then each " four take two " result for protecting variable is carried out
Inclusive-OR operation, to produce the emergency shut-down trigger or Engineered safety feature actuation signal of logic equality circuit.
The logic equality circuit x and logic equality circuit y output of digital protection system of high temperature gas cooled reactor each redundant columns
Emergency shut-down trigger the shutdown drive signal of " arranging " is formed after inclusive-OR operation, can trigger 2 shutdown choppers
Threading off, (such as in Fig. 1, A " arranges " logic equality circuit triggering shutdown chopper A1 and A2 and threads off, and B " arranges " triggering of logic equality circuit
Shutdown chopper B1 and B2 thread off, the like).The contact of 8 shutdown choppers is pressed, to realize high temperature
The second level " four take two " the logic match operation of HTGR Digital RPS.
Relay protective scheme device in digital protection system of high temperature gas cooled reactor is made up of 18 racks altogether, respectively comprising letter
Signal isolation cabinet A, B, C, D of number isolating device, relay protective scheme cabinet Ax, Bx, Cx, Dx, relay protective scheme cabinet Ay, By, Cy, Dy lead to
Monitor cabinet A, B, C, D in road, safety triggering cabinet A, B.Include signal processing apparatus x and logic in wherein each relay protective scheme cabinet x again
Equality circuit x, includes signal processing apparatus y and logic equality circuit y again in each relay protective scheme cabinet y.
Above-mentioned HTGR digital protection logic device is a huge, complicated system, it and HTGR
In measurement system, nuclear measurement system, scram breaker, engineered safeguards features, distributed AC servo system
(Distributed Control System, DCS) warning system, master control room, backup shutdown point, DCS gateways, reactor capability
Control device etc. all has signaling interface relation, and need to carry out Dynamic Signal by interface and other systems/equipment and exchange.
In order to verify the correctness of the function of each primary structure, interface in HTGR, the present embodiment provides one first
Kind of relay protective scheme simulator, referring to Fig. 2, including：Input signal management module 201, relay protective scheme emulation module 202 and output
Signal management module 203, wherein：
Input signal management module 201 is used to gather input signal data, and sends to relay protective scheme emulation module 202；
Relay protective scheme emulation module 202 is used to receiving and reading the data sent by input signal management module 201, performs
Signal distribution, definite value compares, logic meets, channel monitoring, post accident monitoring and protection act computer sim- ulation function, and will meter
Calculate result to send to output signal management module 203；
Output signal management module 203 is used to receive signal the conduct output sent by relay protective scheme emulation module 202
Signal data is exported.
Wherein, the present embodiment device can also include：Input signal synchronization module 301, is shown in Fig. 3, respectively with input signal
Management module 201 is connected with relay protective scheme emulation module 202, for input signal management module 201 and relay protective scheme are emulated
Input signal data synchronization between module 202, maintain input signal management module 201 and relay protective scheme emulation module 202 it
Between data integrity.
In addition, device can also include：Output signal synchronization module 302, respectively with relay protective scheme emulation module 202 and defeated
Go out signal management module 203 to be connected, for will be defeated between relay protective scheme emulation module 202 and output signal management module 203
Go out signal data synchronization, maintain the complete of data between relay protective scheme emulation module 202 and output signal management module 203
Property.
Alternatively, input signal management module 201 can be also used for：According to user or system configuration, input signal is selected
Data Source, and input signal data is real-time dynamicly gathered from input signal data source, to the input signal number
According to carrying out signal conversion and/or communication data Packet analyzing.Input signal management module 201 is responsible for relay protective scheme simulator
It is required from interface system/equipment or its phantom (interface system/equipment include measurement system, nuclear measurement system,
Master control room, backup shutdown point) signal, be that relay protective scheme simulator 202 provides necessary input signal data.Wherein it is input into
Signal data source includes three kinds of optional approach：One is obtained by the form of communication data packet (such as by Ethernet, serial ports etc.)
Fetch data；Two is to obtain data by analog quantity and/or digital data acquisition board；Three is by simulation system software man machine interface
Obtain data.
Alternatively, output signal management module 203 can be also used for：Output signal data is carried out signal conversion and/or
Communication data encapsulation, according to user or system configuration, selects the way of output of output signal data to be exported.Output signal
Management module 203 be responsible for relay protective scheme simulator 202 generation be sent to interface system/equipment or its phantom (connects
Port system/equipment include shutdown chopper, engineered safeguards features, DCS warning systems, master control room, backup shutdown point, DCS gateways,
Nuclear measurement system) signal, and real-time dynamicly by the data output after process to the output signal being connected with other systems
Interface.The way of output of output signal includes three kinds of optional approach：One is (as by Ethernet, string using communication data packet
Mouthful etc.) transmission means；Another is by the way of digital output card；Three is by simulation system software man machine interface
Mode.
Alternatively, relay protective scheme emulation module 202 can include：One or more signal isolation units, signal processing list
Unit, logic meet unit, post accident monitoring unit, channel monitoring unit and safe driver element, wherein：
The signal isolation unit input signal data will become all the way for the input signal data is allocated
One or more input signal data, and the input signal data after distribution is respectively sent to into its corresponding signal processing unit
With post accident monitoring unit；
The signal processing unit is divided into two types：One class is signal processing unit X, another kind of for signal processing unit
Y；
The logic meets unit and is divided into two types：One class meets unit X for logic, another kind of to meet unit for logic
Y；
The signal processing unit X carries out range conversion, monitoring for protection variable for the signal data to being input into the unit
Calculate and definite value comparison signal is processed, and the accident alarming variable that result and Jing definite values compare generation is respectively sent to into which
Corresponding channel monitoring unit and logic meet unit X；
Described signal processing unit Y carries out range conversion for the signal data to being input into the unit and monitoring for protection becomes
Amount calculates signal processing, and result is respectively sent to its corresponding channel monitoring unit and logic meets unit Y；
The logic meet unit X for process be input into the unit signal data, according to set logic to from signal
The accident alarming variable of processing unit X carries out the first order four and takes two voting logic match operations, generates protection act trigger,
The result of signal data and protection act trigger are sent to corresponding channel monitoring unit, and protection act is touched
Signal and send to safe driver element；
The logic meet unit Y for process be input into the unit signal data, according to set logic to from signal
The accident alarming variable of processing unit Y carries out the first order four and takes two voting logic match operations, generates protection act trigger,
The result of signal data and protection act trigger are sent to corresponding channel monitoring unit, and protection act is touched
Signal and send to safe driver element；
The post accident monitoring unit is used to receive the input signal data, carries out range to the input signal data
Transformation calculations, and result of calculation is sent to corresponding channel monitoring unit；
The channel monitoring unit be used for receive the input signal data, the result of the signal processing unit,
The logic meets the result of unit and protection act trigger, and the calculating knot of the post accident monitoring unit
Really, performing allows and/or latching logic computing, above-mentioned data is carried out with classification encapsulation, and result is exported to signal isolation list
Unit and exterior display device；
The safe driver element is used to receive the input signal data and the logic meets the protection of unit transmission
Action triggers signal, and carry out the second level four according to setting logic and take two voting logic match operations, generate interlocking signal, protection
Action triggers drive signal and protection act indication signal are simultaneously exported.
Wherein, when relay protective scheme emulation module 202 takes two votings to input signal number using four-way redundancy and two-stage four
During according to carrying out logic match operation, the structures including 4 protection passages, 2 logical rows as shown in Figure 4 can be adopted to carry out reality
It is existing.Specifically, including signal isolation unit A, B, C, D；Signal processing unit XA, XB, XC, XD, YA, YB, YC, YD；Logic is accorded with
Close unit XA, XB, XC, XD, YA, YB, YC, YD；Post accident monitoring unit A, B；Channel monitoring unit A, B, C, D and safety drive
Unit A, B.Relay protective scheme emulation module 202 periodically (as performed once per 20ms) is read from input signal management module 201
|input paramete is taken, relay protective scheme, channel monitoring, post accident monitoring and the guarantors such as signal distributes, definite value compares, logic meets is performed
Shield action computer sim- ulation function, and calculation result data is sent to into output signal management module 203.Perform definite value compare,
Logic meets in the algorithm with channel monitoring, it is contemplated that impact of the quality of data position to logical consequence.When the mould in input signal
When analog quantity signal data is in the range of 4～20mA, the quality of data is " good "；When not in the range of 4～20mA, the quality of data is
" bad ".The quality of data will result directly in the protection variable or its and derive protection variable and be in triggering state when being " bad ".Signal
Quality position is transmitted with data flow, and directly affects follow-up calculating or presentation of information.
The present embodiment also provides a kind of dynamic authentication system, including the relay protective scheme simulator described in as above any one.
Alternatively, dynamic authentication system can also include：Process simulation model, master control room, backup shutdown point, warning system
System, gateway and reactor power control system etc., are connected with relay protective scheme simulator respectively, wherein：
Process simulation model for after relay protective scheme simulator offer accident and monitoring for protection variable as input letter
Number, and self-shield logical simulation device receives the protection act data in output signal data；
Master control room protects associative operation button signal as input signal data for providing to relay protective scheme simulator,
And self-shield logical simulation device receives corresponding channel monitoring signal and the related indication signal of protection in output signal data；
Backup shutdown point for the relay protective scheme simulator provide protection act operation button as input signal
Data, and self-shield logical simulation device receives corresponding channel monitoring signal in output signal data；
Warning system is used for self-shield logical simulation device and receives the accident alarming signal in output signal data；
Gateway is used for self-shield logical simulation device and receives corresponding channel monitoring signal in output signal data；
Reactor power control system is used for self-shield logical simulation device and receives the permission rod control in output signal data
Input signal.
Wherein process simulation model refers to the general name of the full working scope real time dynamic model of HTGR main technique system,
Relay protective scheme simulator respectively with process simulation model, master control room, backup shutdown point, warning system and gateway and reactor work(
There is interface relationship in rate control system, need to carry out signal exchange.
One specific implementation of the present embodiment dynamic authentication system is referring to Fig. 5.The relay protective scheme emulation of the present embodiment
Device utilizes input signal management module according to system configuration, real-time dynamicly by Ethernet ICP/IP protocol from process simulation
In measurement system model and nuclear measurement system model in model after acquisition accident and monitoring for protection variable data, such as source amount
Journey core power, middle range core power, power range core power, primary Ioops helium hot-side temperature, primary Ioops helium cold junction temperature,
Primary Ioops pressure, secondary circuit pressure, primary Ioops effusion meter pressure reduction, secondary circuit effusion meter pressure reduction, primary Ioops humidity etc.；By numeral
Amount analog input card obtains protection associative operation button signal, such as emergency shut-down button, primary Ioops isolation from the key station of master control room
Button, vaporizer dump button, shutdown breaker reset button, the high latch buttons of source range core power, middle range core
The high latch buttons of power, high 1 latch buttons of power range core power etc.；By digital data acquisition board from the behaviour of backup shutdown point
Make platform and obtain protection act operation button, such as emergency shut-down button；And the input signal of acquisition is sent to into input Jing after processing
Signal synchronization module.
Relay protective scheme emulation module in the relay protective scheme simulator of the present embodiment is periodically in a synchronous manner from defeated
Enter after signal synchronization module obtains newest monitoring for protection variable data, emulate signal distribution, definite value compares, logic meets,
Channel monitoring, post accident monitoring and protection act logical operationss algorithm, and relay protective scheme calculation result data and passage are supervised
Survey result data and be sent to output signal synchronization module in a synchronous manner.
After output signal synchronization module in the relay protective scheme simulator of the present invention is processed to output data, according to
System configuration, real-time dynamicly by Ethernet ICP/IP protocol by protection act data is activation to the mistake in process simulation model
Journey Measuring System Models and nuclear measurement system model, such as shutdown chopper driving means drive signal, primary Ioops isolation drive letter
Number, vaporizer dump starts drive signal, closes core and survey high-voltage signal, open core and survey high-voltage signal etc.；By relay
Board will be protected related indication signal, accident alarming signal, allow rod control input signal to be separately sent to master control room, DCS warnings
System, reactor power control system；Channel monitoring signal is separately sent to master control room by Ethernet protocol to show safely
Device, backup shutdown point security display, the gateway between relay protective scheme device and DCS, monitoring signals mainly include each channel acquisition
To monitoring for protection variable and its derive variable, each passage definite value comparative result, each channel logic and meet result, each passage accident
The information such as monitored parameterses, equipment state afterwards.
The relay protective scheme simulator of the present embodiment is the signal exchange with total interface system/device or its phantom
There is provided debugging method, man machine interface that can be with selection signal source as simulation system software by system configuration is that checking connects
The technological means of the correctness provides convenient of message number.
The present embodiment provide one kind in HTGR master control room dynamic authentication process can real-time dynamicly with presence
The system/device of interface relationship or its phantom carry out signal exchange, and can simulate HTGR digitized guarantor completely
The dynamic authentication system of shield logic device function and/or performance, so as to for HTGR master control room dynamic authentication, relay protective scheme
Interface debugging and checking between device and other system/devices provides feasible technological means.The present embodiment system is from equipment cloth
Put and operate, for verification the verifying results, can be basically identical with nuclear power plant HTGR master control room.It is built upon high temperature gas-cooled
Heap master control room 1:On the basis of 1 verification platform and the full factory's dynamic simulation mathematic model of HTGR, configuration microcomputer etc.
Soft and hardware and interface equipment, form after the interface between Computer systems and each several part is solved.The present embodiment system
With highly important construction value, master control room, backup shutdown point protection action associative operation and instruction can be efficiently solved
The dynamic authentication of button；Dynamic safety-related parameter can be provided for master control room, backup shutdown point safety display device；Can
To provide warning relevant parameter as DCS alarm devices, to realize the Dynamic Announce of the alarm signal of master control room simulating display screen；Can
To provide service condition as the full factory's control method for coordinating of checking；Can be the checking provided auxiliary means of operating standard；Can be
The part training of power plant operator or other operations related personnel provides platform；HTGR master control room and operation can be shown
Situation；Master control room man machine interface and people can be verified because of characteristic；Full factory's control method for coordinating and performance etc. can be verified.
Additionally, the present embodiment suitably adjusts Signal interface module according to the type of actual input/output signal, may be used also
For the exploitation of digital protection system of high temperature gas cooled reactor integrated test set, debugging and functional performance checking；According to reality
Input/output signal number and its type of signal suitably adjust the configuration of system, repaiied according to actual type of reactor
Change relay protective scheme mathematical model, the analogue system can be also used for the master control room dynamic authentication of other types reactor.
Finally it should be noted that：Above example only to illustrate technical scheme, rather than a limitation；Although
With reference to the foregoing embodiments the present invention has been described in detail, it will be understood by those within the art that：Which still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (8)
1. a kind of relay protective scheme simulator, it is characterised in that include：Input signal management module, relay protective scheme emulation module
With output signal management module, wherein：
The input signal management module is used to gather input signal data, and sends to the relay protective scheme emulation module；
The relay protective scheme emulation module is used to receiving and reading the data sent by the input signal management module, performs letter
Number distribution, signal processing, definite value compares, logic meets, channel monitoring, post accident monitoring and protection act computer sim- ulation work(
Can, and result of calculation is sent to output signal management module；
The output signal management module is used to receive signal the conduct output letter sent by the relay protective scheme emulation module
Number is exported；Wherein：
The relay protective scheme emulation module includes：One or more signal isolation units, signal processing unit, logic meet list
Unit, post accident monitoring unit, channel monitoring unit and safe driver element, wherein：
The signal isolation unit input signal data will become all the way all the way for the input signal data is allocated
Or multichannel input signal data, and the input signal data after distribution is respectively sent to into its corresponding signal processing unit and thing
Therefore rear monitoring means；
The signal processing unit is divided into two types：One class is signal processing unit X, another kind of for signal processing unit Y；
The logic meets unit and is divided into two types：One class meets unit X for logic, another kind of to meet unit Y for logic；
The signal processing unit X carries out range conversion, monitoring for protection variable for the signal data to being input into the unit and calculates
Process with definite value comparison signal, and the accident alarming variable that result and Jing definite values compare generation is respectively sent to into its correspondence
Channel monitoring unit and logic meet unit X；
Described signal processing unit Y carries out range conversion and monitoring for protection variograph for the signal data to being input into the unit
Signal processing is calculated, and result is respectively sent to into its corresponding channel monitoring unit and logic meets unit Y；
The logic meet unit X for process be input into the unit signal data, according to set logic to from signal processing
The accident alarming variable of unit X carries out the first order four and takes two voting logic match operations, generates protection act trigger, will letter
The result and protection act trigger of number is sent to corresponding channel monitoring unit, and protection act triggering is believed
Number send to safe driver element；
The logic meet unit Y for process be input into the unit signal data, according to set logic to from signal processing
The accident alarming variable of unit Y carries out the first order four and takes two voting logic match operations, generates protection act trigger, will letter
The result and protection act trigger of number is sent to corresponding channel monitoring unit, and protection act triggering is believed
Number send to safe driver element；
The post accident monitoring unit is used to receive the input signal data, carries out range conversion to the input signal data
Calculate, and result of calculation is sent to corresponding channel monitoring unit；
The channel monitoring unit is used to receiving the input signal data, result of the signal processing unit, described
Logic meets the result of unit and protection act trigger, and the result of calculation of the post accident monitoring unit, holds
Row is allowed and/or latching logic computing, and above-mentioned data are carried out with classification encapsulation, and result is exported to signal isolation unit and outer
Portion's display device；
The safe driver element is used to receive the input signal data and the logic meets the protection act of unit transmission
Trigger, and carry out the second level four according to setting logic and take two voting logic match operations, generate interlocking signal, protection act
Trigger drive signal and protection act indication signal and export.
2. relay protective scheme simulator according to claim 1, it is characterised in that described device also includes：
Input signal synchronization module, is connected with the input signal management module and the relay protective scheme emulation module respectively, is used
In by the input signal data synchronization between the input signal management module and the relay protective scheme emulation module.
3. relay protective scheme simulator according to claim 1, it is characterised in that described device also includes：
Output signal synchronization module, is connected with the relay protective scheme emulation module and the output signal management module respectively, is used
In by the output signal data synchronization between the relay protective scheme emulation module and the output signal management module.
4. relay protective scheme simulator according to claim 1, it is characterised in that the input signal management module is also used
In：
According to user or system configuration, input signal data source is selected, and from input signal data source Real-time and Dynamic
Ground collection input signal data, carries out signal conversion and/or communication data Packet analyzing to the input signal data.
5. relay protective scheme simulator according to claim 1, it is characterised in that the output signal management module is also used
In：
Signal conversion and/or communication data encapsulation are carried out to output signal data, according to user or system configuration, output is selected
The way of output of signal data is exported.
6. a kind of dynamic authentication system, it is characterised in that include that the relay protective scheme as any one of claim 1 to 5 is imitated
True device.
7. dynamic authentication system according to claim 6, it is characterised in that the system also includes：Process simulation model,
Master control room, backup shutdown point, warning system, gateway and reactor power control system, are filled with relay protective scheme emulation respectively
Put connected, wherein：
The process simulation model for after the relay protective scheme simulator offer accident and monitoring for protection variable as defeated
Enter signal data, and the protection act data in output signal data are received from the relay protective scheme simulator；
The master control room protects associative operation button signal as input signal for providing to the relay protective scheme simulator
Data, and receive from the relay protective scheme simulator that corresponding in output signal data channel monitoring signal is related to protection refers to
Show signal；
The backup shutdown point for the relay protective scheme simulator provide protection act operation button as input signal
Data, and corresponding channel monitoring signal in output signal data is received from the relay protective scheme simulator；
The warning system is for the accident alarming signal from relay protective scheme simulator reception output signal data；
The gateway is for from corresponding channel monitoring signal in relay protective scheme simulator reception output signal data；
The reactor power control system is for the permission from relay protective scheme simulator reception output signal data
Rod control puts into signal.
8. dynamic authentication system according to claim 7, it is characterised in that：
The monitoring for protection variable includes source range core power, middle range core power, power range core power, primary Ioops helium
Hot-side temperature, primary Ioops helium cold junction temperature, primary Ioops pressure, secondary circuit pressure, primary Ioops effusion meter pressure reduction, secondary circuit flow
One or more in meter pressure reduction, primary Ioops humidity；
And/or, the protection associative operation button signal includes emergency shut-down button, primary Ioops isolation button, vaporizer accident
Exhaust knob, shutdown breaker reset button, the high latch buttons of source range core power, the high latch buttons of middle range core power,
One or more in the high latch buttons of power range core power；
And/or, the protection act data include shutdown chopper driving means drive signal, primary Ioops isolation drive signal,
Vaporizer dump starts drive signal, closes core survey high-voltage signal, one or more that opening core is surveyed in high-voltage signal；
And/or, the channel monitoring signal includes monitoring for protection variable and its derives variable, definite value comparative result, logic meeting
As a result, one or more in post accident monitoring variable, status information of equipment.
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| JP6496278B2 (en) * | 2016-06-27 | 2019-04-03 | ファナック株式会社 | Simulation system |
| CN107506297A (en) * | 2017-07-27 | 2017-12-22 | 北京广利核系统工程有限公司 | Reactor protection system function test method and device based on emulation platform |
| CN109448874B (en) * | 2018-09-29 | 2020-11-20 | 国核自仪系统工程有限公司 | Device and method for testing shutdown function of nuclear power reactor protection system |
| CN116066248B (en) * | 2022-10-11 | 2024-07-16 | 中国核动力研究设计院 | Nuclear power plant diesel generator set unloading instruction generation device and method |
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