CN104133954A - 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, relate in particular to a kind of dynamic authentication system of protecting logical simulation device and using it.
Background technology
High temperature gas cooled reactor is to adopt not have the coating particle of metal casing to make fuel, with graphite, makes moderator, and helium is made the advanced reactor of cooling medium, and core exit temperature is high.The feature that dirigibility is large, Fuel Consumption is few that high temperature gas cooled reactor has intrinsic security, heat energy utilization is wide, the thermal efficiency is high, operation and management is easy, fuel is selected.The high temperature gas-cooled aspects such as middle-size and small-size nuclear power station, arid area nuclear power station and coal gasification by nuclear heat and liquefaction, hydrogen manufacturing that pile up have a good application prospect.
High temperature gas cooled reactor protection system is one of important security system of high temperature gas cooled reactor; for monitoring continuously by the definite protection variable (as core power, a circuit pressure, reactor core out temperature, a loop humidity etc.) of crash analysis; when the calculating variable of monitored protection variable or derivation meets or exceeds setting valve; automatically provide protection trigger pip; carry out corresponding protection action; be used for preventing that the state of high temperature gas cooled reactor from surpassing the safety limit of regulation, or the consequence that prevention accident is expanded or alleviation causes thus when design basis accident occurs.
The digitizing of high temperature gas cooled reactor protection system is a kind of irreversible trend in rapid development of information technology epoch, is the certainty that computer technology is applied to high-temperature reactor protection system.Digital protection system of high temperature gas cooled reactor can obtain than higher reliability, the Stability and veracity of protection system of simulation, improves significantly the function of reactor protection system simultaneously.
But; high temperature gas cooled reactor digital protection logical unit is huge, a complicated system; between the equipment such as it and measurement system, nuclear measurement system, scram breaker, engineered safeguards features, all exist signaling interface relation, and need carry out Dynamic Signal exchange by interface and other structures or equipment.In actual high temperature gas cooled reactor gordian technique proof procedure, need one or more digital protection system of high temperature gas cooled reactors to participate in the correctness of interface signal between each system of checking.But digital protection system architecture is complicated, takies factory site area more, and expensive; Therefore, in implementation process, need the effect that adopts a kind of simulator to come analog digital protection system to bear in actual high temperature gas cooled reactor.So far, still lack and thisly can carry out to the correctness of the function of each primary structure in high temperature gas cooled reactor and interface the device of dynamic authentication and real-time debug.
Summary of the invention
The invention provides a kind of dynamic authentication system of protecting logical simulation device and using it, to solve in prior art, cannot carry out to the correctness of the function of each primary structure in high temperature gas cooled reactor and interface the technical matters of dynamic authentication and real-time debug.
The invention provides a kind of protection logical simulation device, comprising: input signal administration module, protection logical simulation module and output signal administration module, wherein:
Described input signal administration module is used for Gather and input signal data, and is sent to described protection logical simulation module;
Described protection logical simulation module is for receiving and read the data that described input signal administration module sends, executive signal distribution, signal processing, definite value comparison, logic meet, copying is calculated in channel monitoring, post accident monitoring and protection action, and result of calculation is sent to output signal administration module;
Described output signal administration module is for receiving the signal that described protection logical simulation module sends and exporting as output signal data.
Further, described device also comprises:
Input signal synchronization module, is connected with described protection logical simulation module with described input signal administration module respectively, for the input signal data between described input signal administration module and described protection logical simulation module is synchronous.
Further, described device also comprises:
Output signal synchronization module, is connected with described output signal administration module with described protection logical simulation module respectively, for the output signal data between described protection logical simulation module and described output signal administration module is synchronous.
Further, described input signal administration module also for:
According to user or system configuration, select input signal data source, and from the described input signal data Gather and input signal data real-time dynamicly of originating, described input signal data is carried out to signal conversion and/or communication data packet is resolved.
Further, described output signal administration module also for:
Output signal data is carried out to signal conversion and/or communication data packet encapsulation, according to user or system configuration, select the way of output of output signal data to export.
Further, described protection logical simulation module comprises: one or more signal isolated locations, signal processing unit, logic meet unit, post accident monitoring unit, channel monitoring unit and safe driver element, wherein:
Described signal isolated location is for distributing described input signal data, Jiang Yi road input signal data becomes one or more input signal data, and the input signal data after distributing is sent to respectively to its corresponding signal processing unit and post accident monitoring unit;
Described signal processing unit is divided into two types: a class is signal processing unit X, and another kind of is signal processing unit Y;
Described logic meets unit and is divided into two types: a class is that logic meets unit X, another kind ofly meets unit Y for logic;
Described signal processing unit X is for carrying out to inputting the signal data of this unit that range conversion, monitoring for protection variable are calculated and definite value comparison signal is processed, and by result with the accident alarming variable that relatively generates through definite value is sent to respectively its corresponding channel monitoring unit and logic meets unit X;
Described signal processing unit Y is for carrying out range conversion and monitoring for protection variable and calculate signal and process inputting the signal data of this unit, and result is sent to respectively to its corresponding channel monitoring unit and logic meets unit Y;
Described logic meets unit X for the treatment of the signal data of this unit of input, according to setting logic, the accident alarming variable from signal processing unit X is carried out to the first order four and get two voting logic match operations, generate protection action triggers signal, the result of signal data and protection action triggers signal are sent to corresponding channel monitoring unit, and protection action triggers signal is sent to safe driver element;
Described logic meets unit Y for the treatment of the signal data of this unit of input, according to setting logic, the accident alarming variable from signal processing unit Y is carried out to the first order four and get two voting logic match operations, generate protection action triggers signal, the result of signal data and protection action triggers signal are sent to corresponding channel monitoring unit, and protection action triggers signal is sent to safe driver element;
Described post accident monitoring unit is used for receiving described input signal data, and described input signal data is carried out to range conversion calculating, and result of calculation is sent to corresponding channel monitoring unit;
Described channel monitoring unit is used for receiving the result of described input signal data, described signal processing unit, described logic meets the result of unit and protects action triggers signal, and the result of calculation of described post accident monitoring unit, carry out and allow and/or latching logic computing, above-mentioned data are sorted out to encapsulation, and export result to signal isolated location and exterior display device;
Described safe driver element meets for receiving described input signal data and described logic the protection action triggers signal that unit sends; and carry out the second level four and get two voting logic match operations according to setting logic, generate interlocking signal, protection action triggers drives signal and protection action indicator signal output.
On the other hand, the present invention also provides a kind of dynamic authentication system, comprises the protection logical simulation device described in as above any one.
Further, described system also comprises: process simulation model, master-control room, backup shutdown point, warning system, gateway and reactor power control system, be connected with described protection logical simulation device respectively, wherein:
Described process simulation model for to described protection logical simulation device, provide after accident and monitoring for protection variable as input signal data, and receive the protection action data in output signal data from described protection logical simulation device;
Described master-control room protects associative operation button signal as input signal data for providing to described protection logical simulation device, and receives corresponding channel monitoring signal and the relevant indicator signal of protection in output signal data from described protection logical simulation device;
Described backup shutdown point protects motion action button as input signal data for providing to described protection logical simulation device, and receives corresponding channel monitoring signal in output signal data from described protection logical simulation device;
Described warning system is for receiving the accident alarming signal of output signal data from described protection logical simulation device;
Described gateway is for receiving the corresponding channel monitoring signal of output signal data from described protection logical simulation device;
Described reactor power control system drops into signal for receive the permission rod control of output signal data from described protection logical simulation device.
Further,
Described monitoring for protection variable comprises one or more in source range core power, middle range core power, power range core power, a loop helium hot-side temperature, a loop helium cold junction temperature, a circuit pressure, secondary circuit pressure, a loop flowmeter pressure reduction, secondary circuit flowmeter pressure reduction, a loop humidity;
And/or described protection associative operation button signal comprises one or more in emergency shut-down button, a loop isolation button, evaporator dump button, shutdown reset of breaker button, the high latch buttons of source range core power, the high latch buttons of middle range core power, the high latch buttons of power range core power;
And/or described protection action data comprises that shutdown isolating switch drive unit drives signal, a loop isolation drive signal, evaporator dump to start to drive signal, closes closed kernel and surveys high-voltage signal, opens core and survey one or more in high-voltage signal;
And/or described channel monitoring signal comprises that monitoring for protection variable and derivation variable thereof, definite value comparative result, logic meet one or more in result, post accident monitoring variable, status information of equipment.
The present invention can carry out signal exchange with there is system/device or its realistic model of interface relationship real-time dynamicly; and can simulate the dynamic authentication system of high temperature gas cooled reactor digital protection logical unit function and/or performance completely, thereby provide feasible technological means for the interface debugging between high temperature gas cooled reactor master-control room dynamic authentication, protection logical unit and other system/device and checking.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of digital protection system of high temperature gas cooled reactor;
Fig. 2 is the structural representation of protecting logical simulation device in one embodiment of the invention;
Fig. 3 is the structural representation of protecting logical simulation device in one embodiment of the invention;
Fig. 4 is the structural representation of protecting logical simulation module in one embodiment of the invention;
Fig. 5 is the structural representation of dynamic authentication system in one embodiment of the invention.
Embodiment
For making object, technical scheme and the advantage of the present embodiment clearer, below in conjunction with the accompanying drawing in the present embodiment, the technical scheme in the present embodiment is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Digital protection system of high temperature gas cooled reactor adopts the structure of four-way redundancy and two-stage " four get two " voting conventionally; and adopt part to meet (four redundancy monitor signals of same protection variable being carried out to " four get two " voting) logic, to reduce malfuncton probability and to improve its maintainability.The structure of digital protection system of high temperature gas cooled reactor is referring to Fig. 1.
In order to realize the diversity of defencive function; first the redundancy protecting variable of each postulated initiating events can be divided into two groups of x, y by signal isolating device; two groups of x, y independently signal processing apparatus and logic equality circuit are set; respectively x, two groups of protection variablees of y are processed, logic meets result and exports respectively independently emergency shut-down trigger pip and ad hoc trigger pip.This two parts circuit has formed x independent of each other, two subsystems of y; x, y subsystem have identical hardware design but move different software; they are processed respectively different protection variablees, apply different signal processing algorithms, carry out independently defencive function, to reduce the potential danger of common cause failure.
Digital protection system of high temperature gas cooled reactor in Fig. 1 is comprised of A, B, C, tetra-redundant channels of D (or row); the logic equality circuit of the signal processing apparatus of each passage and each logical row is divided into again x and y two parts; the signal processing apparatus of protection system comprises Ax, Ay, Bx, By, Cx, Cy, Dx, eight parts of Dy, and logic equality circuit also comprises Ax, Ay, Bx, By, Cx, Cy, Dx, eight parts of Dy.Each logic equality circuit receives the Output rusults of the signal processing apparatus of four redundant channels of this subsystem; each protection variable is carried out respectively to " four get two " logical operation; again " four get two " result of each protection variable is carried out to inclusive-OR operation, to produce emergency shut-down trigger pip or the Engineered safety feature actuation signal of logic equality circuit.
The shutdown that the emergency shut-down trigger pip of the logic equality circuit x of each redundant columns of digital protection system of high temperature gas cooled reactor and logic equality circuit y output forms " row " after inclusive-OR operation drives signal; (for example in Fig. 1, A " row " logic equality circuit triggers shutdown isolating switch A1 and A2 dropout all can to trigger 2 shutdown circuit breaker trippings; B " row " logic equality circuit triggers shutdown isolating switch B1 and B2 threads off, the like).The contact of 8 shutdown isolating switchs connects by shown in Fig. 1, to realize the second level " four get two " the logic match operation of digital protection system of high temperature gas cooled reactor.
Protection logical unit in digital protection system of high temperature gas cooled reactor is comprised of 18 racks altogether; be respectively the signal isolation cabinet A, B, C, the D that comprise signal isolating device; protection logic cabinet Ax, Bx, Cx, Dx; protection logic cabinet Ay, By, Cy, Dy; channel monitoring cabinet A, B, C, D, safety triggers cabinet A, B.Wherein in each protection logic cabinet x, comprise again signal processing apparatus x and logic equality circuit x, in each protection logic cabinet y, comprise again signal processing apparatus y and logic equality circuit y.
Above-mentioned high temperature gas cooled reactor digital protection logical unit is huge, a complicated system; measurement system, nuclear measurement system, scram breaker, engineered safeguards features, distributed control (Distributed Control System in it and high temperature gas cooled reactor; DCS) warning system, master-control room, backup shutdown point, DCS gateway, reactor capability opertaing device etc. all exist signaling interface relation, and need carry out Dynamic Signal exchange by interface and other system/equipment.
In order to verify the function of each primary structure in high temperature gas cooled reactor, the correctness of interface; first the present embodiment provides a kind of protection logical simulation device; referring to Fig. 2, comprising: input signal administration module 201, protection logical simulation module 202 and output signal administration module 203, wherein:
Input signal administration module 201 is for Gather and input signal data, and is sent to protection logical simulation module 202;
The data that protection logical simulation module 202 sends for receiving and read input signal administration module 201, executive signal distribution, definite value comparison, logic meet, copying is calculated in channel monitoring, post accident monitoring and protection action, and result of calculation is sent to output signal administration module 203;
Output signal administration module 203 is for the signal that receives protection logical simulation module 202 and send and export as output signal data.
Wherein, the present embodiment device can also comprise: input signal synchronization module 301; see Fig. 3; be connected with protection logical simulation module 202 with input signal administration module 201 respectively; for the input signal data between input signal administration module 201 and protection logical simulation module 202 is synchronous, maintain the integrality of data between input signal administration module 201 and protection logical simulation module 202.
In addition; device can also comprise: output signal synchronization module 302; be connected with output signal administration module 203 with protection logical simulation module 202 respectively; for the output signal data between protection logical simulation module 202 and output signal administration module 203 is synchronous, maintain the integrality of the data between protection logical simulation module 202 and output signal administration module 203.
Alternatively, input signal administration module 201 can also be for: according to user or system configuration, selection input signal data source, and from the described input signal data Gather and input signal data real-time dynamicly of originating, described input signal data is carried out to signal conversion and/or communication data packet is resolved.Input signal administration module 201 is in charge of the required signal from interface system/equipment or its realistic model (interface system/equipment comprises measurement system, nuclear measurement system, master-control room, backup shutdown point) of protection logical simulation device, for protection logical simulation device 202 provides necessary input signal data.Wherein input signal data source comprises three kinds of optional approach: the one, by the form of communication data packet (as by Ethernet, serial ports etc.), obtain data; The 2nd, by analog quantity and/or digital data acquisition board, obtain data; The 3rd, by simulation system software man-machine interface, obtain data.
Alternatively, output signal administration module 203 can also be for: output signal data is carried out to signal conversion and/or communication data packet encapsulation, according to user or system configuration, select the way of output of output signal data to export.Output signal administration module 203 is in charge of the interface system/equipment that mails to of protection logical simulation device 202 generations or the signal of its realistic model (interface system/equipment comprises shutdown isolating switch, engineered safeguards features, DCS warning system, master-control room, backup shutdown point, DCS gateway, nuclear measurement system), and real-time dynamicly the data after processing is outputed to the output signal interface being connected with other system.The way of output of output signal comprises three kinds of optional approach: one is to adopt communication data packet (as by Ethernet, serial ports etc.) transmission mode; Another is the mode that adopts digital output card; The 3rd, by the mode of simulation system software man-machine interface.
Alternatively, protection logical simulation module 202 can comprise: one or more signal isolated locations, signal processing unit, logic meet unit, post accident monitoring unit, channel monitoring unit and safe driver element, wherein:
Described signal isolated location is for distributing described input signal data, Jiang Yi road input signal data becomes one or more input signal data, and the input signal data after distributing is sent to respectively to its corresponding signal processing unit and post accident monitoring unit;
Described signal processing unit is divided into two types: a class is signal processing unit X, and another kind of is signal processing unit Y;
Described logic meets unit and is divided into two types: a class is that logic meets unit X, another kind ofly meets unit Y for logic;
Described signal processing unit X is for carrying out to inputting the signal data of this unit that range conversion, monitoring for protection variable are calculated and definite value comparison signal is processed, and by result with the accident alarming variable that relatively generates through definite value is sent to respectively its corresponding channel monitoring unit and logic meets unit X;
Described signal processing unit Y is for carrying out range conversion and monitoring for protection variable and calculate signal and process inputting the signal data of this unit, and result is sent to respectively to its corresponding channel monitoring unit and logic meets unit Y;
Described logic meets unit X for the treatment of the signal data of this unit of input, according to setting logic, the accident alarming variable from signal processing unit X is carried out to the first order four and get two voting logic match operations, generate protection action triggers signal, the result of signal data and protection action triggers signal are sent to corresponding channel monitoring unit, and protection action triggers signal is sent to safe driver element;
Described logic meets unit Y for the treatment of the signal data of this unit of input, according to setting logic, the accident alarming variable from signal processing unit Y is carried out to the first order four and get two voting logic match operations, generate protection action triggers signal, the result of signal data and protection action triggers signal are sent to corresponding channel monitoring unit, and protection action triggers signal is sent to safe driver element;
Described post accident monitoring unit is used for receiving described input signal data, and described input signal data is carried out to range conversion calculating, and result of calculation is sent to corresponding channel monitoring unit;
Described channel monitoring unit is used for receiving the result of described input signal data, described signal processing unit, described logic meets the result of unit and protects action triggers signal, and the result of calculation of described post accident monitoring unit, carry out and allow and/or latching logic computing, above-mentioned data are sorted out to encapsulation, and export result to signal isolated location and exterior display device;
Described safe driver element meets for receiving described input signal data and described logic the protection action triggers signal that unit sends; and carry out the second level four and get two voting logic match operations according to setting logic, generate interlocking signal, protection action triggers drives signal and protection action indicator signal output.
Wherein, when protection logical simulation module 202 adopts four-way redundancies and two-stage four, get two votings when input signal data is carried out to logic match operation, can adopt the structure that comprises 4 protection channels, 2 logical rows as shown in Figure 4 to realize.Particularly, comprise signal isolated location A, B, C, D; Signal processing unit XA, XB, XC, XD, YA, YB, YC, YD; Logic meets unit XA, XB, XC, XD, YA, YB, YC, YD; Post accident monitoring unit A, B; Channel monitoring unit A, B, C, D and safe driver element A, B.Protection logical simulation module 202 periodically reads input parameter from input signal administration module 201 (as every 20ms carries out once); copying is calculated in the protection logics such as executive signal distribution, definite value comparison, logic meet, channel monitoring, post accident monitoring and protection action, and calculation result data is sent to output signal administration module 203.Carrying out definite value comparison, logic meets with the algorithm of channel monitoring in, considered the impact of quality of data position on logical consequence.Analog signals data in input signal are within the scope of 4～20mA time, and the quality of data is " good "; In the time of not within the scope of 4～20mA, the quality of data is " bad ".The quality of data will directly cause this protection variable or its derivation protection variable in triggering state while being " bad ".The quality position of signal is with data flow transmission, and directly affects subsequent calculations or information shows.
The present embodiment also provides a kind of dynamic authentication system, comprises the protection logical simulation device described in as above any one.
Alternatively, dynamic authentication system can also comprise: process simulation model, master-control room, backup shutdown point, warning system, gateway and reactor power control system etc., be connected with protection logical simulation device respectively, wherein:
Process simulation model for after providing accident to protection logical simulation device and monitoring for protection variable as input signal data, and self-shield logical simulation device receives the protection action data in output signal data;
Master-control room is for providing protection associative operation button signal as input signal data to protection logical simulation device, and self-shield logical simulation device receives corresponding channel monitoring signal and the relevant indicator signal of protection in output signal data;
Backup shutdown point is for provide protection motion action button as input signal data to described protection logical simulation device, and self-shield logical simulation device receives corresponding channel monitoring signal in output signal data;
Warning system receives the accident alarming signal of output signal data for self-shield logical simulation device;
Gateway receives the corresponding channel monitoring signal of output signal data for self-shield logical simulation device;
The permission rod control that reactor power control system receives output signal data for self-shield logical simulation device drops into signal.
Wherein process simulation model refers to the general name of the full operating mode real time dynamic model of high temperature gas cooled reactor main technique system; there is interface relationship with process simulation model, master-control room, backup shutdown point, warning system and gateway and reactor power control system respectively in protection logical simulation device, need to carry out signal exchange.
A specific implementation of the present embodiment dynamic authentication system is referring to Fig. 5.The protection logical simulation device of the present embodiment utilizes input signal administration module according to system configuration, by Ethernet ICP/IP protocol, in the measurement system model from process simulation model and nuclear measurement system model, obtain real-time dynamicly after accident and monitoring for protection variable data, as source range core power, middle range core power, power range core power, a loop helium hot-side temperature, a loop helium cold junction temperature, a circuit pressure, secondary circuit pressure, a loop flowmeter pressure reduction, secondary circuit flowmeter pressure reduction, a loop humidity etc.; By digital data acquisition board, from the master station of master-control room, obtain protection associative operation button signal, as emergency shut-down button, a loop isolation button, evaporator dump button, shutdown reset of breaker button, the high latch buttons of source range core power, the high latch buttons of middle range core power, high 1 latch buttons of power range core power etc.; By digital data acquisition board, from the operator's console of backup shutdown point, obtain protection motion action button, as emergency shut-down button; And the input signal obtaining is sent to input signal synchronization module after treatment.
Protection logical simulation module in the protection logical simulation device of the present embodiment periodically with the method for synchronization from input signal synchronization module obtains up-to-date monitoring for protection variable data; the distribution of emulated execution signal, definite value comparison, logic meet, channel monitoring, post accident monitoring and protection action logic mathematical algorithm, and protection logical calculated result data and channel monitoring result data are sent to output signal synchronization module with the method for synchronization.
After output signal synchronization module in protection logical simulation device of the present invention is processed output data, according to system configuration, by Ethernet ICP/IP protocol, protection action data is sent to measurement system model and the nuclear measurement system model in process simulation model real-time dynamicly, as shutdown isolating switch drive unit driving signal, a loop isolation drive signal, evaporator dump start, drive signal, pass closed kernel to survey high-voltage signal, open core survey high-voltage signal etc.; By relay board, the relevant indicator signal of protection, accident alarming signal, the control of permission rod are dropped into signal and send to respectively master-control room, DCS warning system, reactor power control system; By Ethernet protocol, channel monitoring signal is sent to respectively to the gateway between master-control room security display, backup shutdown point security display, protection logical unit and DCS, monitor signal mainly comprises that monitoring for protection variable that each passage collects and derivation variable thereof, each passage definite value comparative result, each channel logic meet the information such as result, each passage post accident monitoring variable, equipment state.
The protection logical simulation device of the present embodiment is for providing debugging method with the signal exchange of total interface system/device or its realistic model; by system configuration, can select signal source is the man-machine interface of simulation system software, is the technological means of verifying that the correctness of interface signal is provided convenience.
The present embodiment provides a kind of can carry out signal exchange with there is system/device or its realistic model of interface relationship real-time dynamicly in high temperature gas cooled reactor master-control room dynamic authentication process; and can simulate the dynamic authentication system of high temperature gas cooled reactor digital protection logical unit function and/or performance completely, thereby provide feasible technological means for the interface debugging between high temperature gas cooled reactor master-control room dynamic authentication, protection logical unit and other system/device and checking.The present embodiment system is from equipment layout and operation, verification the verifying results, can be basically identical with nuclear power plant high temperature gas cooled reactor master-control room.It is to be based upon on the basis of high temperature gas cooled reactor master-control room 1:1 verification platform and the full factory of high temperature gas cooled reactor dynamic simulation mathematic model, configuration microcomputer etc. soft and hardware and interfacing equipment form after the interface solving between the integrated and each several part of computer system.The present embodiment system has very important construction value, can effectively solve the dynamic authentication of master-control room, backup shutdown point protection action associative operation and instruction button; Can provide the parameter that dynamic safety is relevant for master-control room, backup shutdown point safety display device; Can be for DCS warning device provides warning correlation parameter, to realize the dynamic demonstration of the alerting signal of master-control room simulating display screen; Can be for verifying that full factory control method for coordinating provides service condition; Can provide supplementary means for the checking of operating standard; Can provide platform for the operator of power plant or other operations related personnel's part training; Can show high temperature gas cooled reactor master-control room and operation conditions; Can verify that master-control room man-machine interface and people are because of characteristic; Can verify full factory control method for coordinating and performance etc.
In addition, the present embodiment is suitably adjusted Signal interface module according to the type of actual input/output signal, can also be for exploitation, debugging and the functional performance checking of digital protection system of high temperature gas cooled reactor integrated test set; According to actual input/output signal number and the suitably configuration of adjustment System of type of signal, according to actual type of reactor, revise protection logic mathematical model, this analogue system can also be for the master-control room dynamic authentication of other types reactor.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a protection logical simulation device, is characterized in that, comprising: input signal administration module, protection logical simulation module and output signal administration module, wherein:
Described input signal administration module is used for Gather and input signal data, and is sent to described protection logical simulation module;
Described protection logical simulation module is for receiving and read the data that described input signal administration module sends, executive signal distribution, signal processing, definite value comparison, logic meet, copying is calculated in channel monitoring, post accident monitoring and protection action, and result of calculation is sent to output signal administration module;
Described output signal administration module is for receiving the signal that described protection logical simulation module sends and exporting as output signal data.
2. protection logical simulation device according to claim 1, is characterized in that, described device also comprises:
Input signal synchronization module, is connected with described protection logical simulation module with described input signal administration module respectively, for the input signal data between described input signal administration module and described protection logical simulation module is synchronous.
3. protection logical simulation device according to claim 1, is characterized in that, described device also comprises:
Output signal synchronization module, is connected with described output signal administration module with described protection logical simulation module respectively, for the output signal data between described protection logical simulation module and described output signal administration module is synchronous.
4. protection logical simulation device according to claim 1, is characterized in that, described input signal administration module also for:
According to user or system configuration, select input signal data source, and from the described input signal data Gather and input signal data real-time dynamicly of originating, described input signal data is carried out to signal conversion and/or communication data packet is resolved.
5. protection logical simulation device according to claim 1, is characterized in that, described output signal administration module also for:
Output signal data is carried out to signal conversion and/or communication data packet encapsulation, according to user or system configuration, select the way of output of output signal data to export.
6. protection logical simulation device according to claim 1; it is characterized in that; described protection logical simulation module comprises: one or more signal isolated locations, signal processing unit, logic meet unit, post accident monitoring unit, channel monitoring unit and safe driver element, wherein:
Described signal isolated location is for distributing described input signal data, Jiang Yi road input signal data becomes one or more input signal data, and the input signal data after distributing is sent to respectively to its corresponding signal processing unit and post accident monitoring unit;
Described signal processing unit is divided into two types: a class is signal processing unit X, and another kind of is signal processing unit Y;
Described logic meets unit and is divided into two types: a class is that logic meets unit X, another kind ofly meets unit Y for logic;
Described signal processing unit X is for carrying out to inputting the signal data of this unit that range conversion, monitoring for protection variable are calculated and definite value comparison signal is processed, and by result with the accident alarming variable that relatively generates through definite value is sent to respectively its corresponding channel monitoring unit and logic meets unit X;
Described signal processing unit Y is for carrying out range conversion and monitoring for protection variable and calculate signal and process inputting the signal data of this unit, and result is sent to respectively to its corresponding channel monitoring unit and logic meets unit Y;
Described logic meets unit X for the treatment of the signal data of this unit of input, according to setting logic, the accident alarming variable from signal processing unit X is carried out to the first order four and get two voting logic match operations, generate protection action triggers signal, the result of signal data and protection action triggers signal are sent to corresponding channel monitoring unit, and protection action triggers signal is sent to safe driver element;
Described logic meets unit Y for the treatment of the signal data of this unit of input, according to setting logic, the accident alarming variable from signal processing unit Y is carried out to the first order four and get two voting logic match operations, generate protection action triggers signal, the result of signal data and protection action triggers signal are sent to corresponding channel monitoring unit, and protection action triggers signal is sent to safe driver element;
Described post accident monitoring unit is used for receiving described input signal data, and described input signal data is carried out to range conversion calculating, and result of calculation is sent to corresponding channel monitoring unit;
Described channel monitoring unit is used for receiving the result of described input signal data, described signal processing unit, described logic meets the result of unit and protects action triggers signal, and the result of calculation of described post accident monitoring unit, carry out and allow and/or latching logic computing, above-mentioned data are sorted out to encapsulation, and export result to signal isolated location and exterior display device;
Described safe driver element meets for receiving described input signal data and described logic the protection action triggers signal that unit sends; and carry out the second level four and get two voting logic match operations according to setting logic, generate interlocking signal, protection action triggers drives signal and protection action indicator signal output.
7. a dynamic authentication system, is characterized in that, comprises the protection logical simulation device as described in any one in claim 1 to 6.
8. dynamic authentication system according to claim 7; it is characterized in that; described system also comprises: process simulation model, master-control room, backup shutdown point, warning system, gateway and reactor power control system, be connected with described protection logical simulation device respectively, wherein:
Described process simulation model for to described protection logical simulation device, provide after accident and monitoring for protection variable as input signal data, and receive the protection action data in output signal data from described protection logical simulation device;
Described master-control room protects associative operation button signal as input signal data for providing to described protection logical simulation device, and receives corresponding channel monitoring signal and the relevant indicator signal of protection in output signal data from described protection logical simulation device;
Described backup shutdown point protects motion action button as input signal data for providing to described protection logical simulation device, and receives corresponding channel monitoring signal in output signal data from described protection logical simulation device;
Described warning system is for receiving the accident alarming signal of output signal data from described protection logical simulation device;
Described gateway is for receiving the corresponding channel monitoring signal of output signal data from described protection logical simulation device;
Described reactor power control system drops into signal for receive the permission rod control of output signal data from described protection logical simulation device.
9. dynamic authentication system according to claim 8, is characterized in that:
Described monitoring for protection variable comprises one or more in source range core power, middle range core power, power range core power, a loop helium hot-side temperature, a loop helium cold junction temperature, a circuit pressure, secondary circuit pressure, a loop flowmeter pressure reduction, secondary circuit flowmeter pressure reduction, a loop humidity;
And/or described protection associative operation button signal comprises one or more in emergency shut-down button, a loop isolation button, evaporator dump button, shutdown reset of breaker button, the high latch buttons of source range core power, the high latch buttons of middle range core power, the high latch buttons of power range core power;
And/or described protection action data comprises that shutdown isolating switch drive unit drives signal, a loop isolation drive signal, evaporator dump to start to drive signal, closes closed kernel and surveys high-voltage signal, opens core and survey one or more in high-voltage signal;
And/or described channel monitoring signal comprises that monitoring for protection variable and derivation variable thereof, definite value comparative result, logic meet one or more in result, post accident monitoring variable, status information of equipment.
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