CN110753111B - Information sharing system of reactor physical start test equipment - Google Patents
Information sharing system of reactor physical start test equipment Download PDFInfo
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- CN110753111B CN110753111B CN201911011101.8A CN201911011101A CN110753111B CN 110753111 B CN110753111 B CN 110753111B CN 201911011101 A CN201911011101 A CN 201911011101A CN 110753111 B CN110753111 B CN 110753111B
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Abstract
The invention discloses an information sharing system of reactor physical start testing equipment, which comprises a data acquisition system, a physical start monitoring platform, a remote visualization system and physical start testing equipment, wherein the data acquisition system is used for acquiring data of a reactor; the invention takes a physical starting monitoring platform as a core, receives and displays physical parameters of the reactor core in real time in an Ethernet communication mode, sends data to each physical starting test device in a distributed field bus mode for data calculation and analysis, and returns a data processing result to the physical starting monitoring platform and a remote visual system for display, thereby realizing information sharing among the physical starting monitoring platform, the remote visual system and the physical starting test device. According to the invention, through constructing the information system for sharing the data of different types of equipment, the accuracy and the real-time property of acquiring the physical parameters are improved, the multi-platform monitoring and sharing functions of the physical starting test result are realized, and the efficiency of the whole physical starting test is improved.
Description
Technical Field
The invention relates to the technical field of nuclear industry, in particular to an information sharing system of reactor physical start test equipment.
Background
The reactor physical start test equipment is applied before the reactor is formally operated, monitors the loading, water filling and critical states of the reactor, and performs zero-power physical test on the started reactor. The equipment is a necessary means for ensuring the successful initial startup of the reactor, and is an important means for ensuring the nuclear safety.
The reactor physical start-up test equipment has the functions of neutron counting supervision, critical extrapolation, shutdown depth measurement, control rod calculus value measurement, temperature system and pressure coefficient measurement, reactor power measurement and the like. At present, the reactor mainly acquires the physical parameters in a mode of manually recording by testers during physical starting, namely, related data is manually input into corresponding physical starting test equipment for calculation and analysis. This physical parameter acquisition method has the following problems: the whole physical start test of the reactor needs one or two months, hundreds of physical parameters needing to be recorded manually are easy to generate recording errors, and the accuracy of acquiring the physical parameters is influenced; the process from the display of the physical parameters of the data acquisition system to the calculation and analysis of the physical starting test equipment is long, and the real-time performance of the physical analysis is poor.
Therefore, it is urgently needed to develop an information sharing system of a physical start-up testing device, which can accurately realize the information sharing of the operating state of the reactor in real time, so that operators can more accurately know the operating condition of the reactor in time.
Disclosure of Invention
The invention provides an information sharing system for reactor physical start test equipment, which solves the problems of accuracy and real-time property of physical parameter acquisition of physical start test equipment, realizes timely calculation and analysis of data of each equipment of a physical start test, and improves the efficiency of the whole physical start test.
The invention is realized by the following technical scheme:
a reactor physical start test equipment information sharing system comprises a data acquisition system, a physical start monitoring platform, a remote visualization system and physical start test equipment; the physical starting monitoring platform and the physical starting test equipment adopt a distributed network architecture to carry out bidirectional communication so as to realize the sharing of physical parameters and physical starting test data; the data acquisition system, the physical starting monitoring platform and the remote visualization system adopt a point-to-point Ethernet communication technology to realize the sharing of reactor physical parameter data; the physical starting monitoring platform is a server side, the data acquisition system and the remote visualization system are client sides, the data acquisition system sends physical parameters acquired by the reactor core sensor to the physical starting monitoring platform for real-time display, and the physical starting monitoring platform simultaneously shares the physical parameters and physical starting test data and remotely displays the physical parameters and the physical starting test data to the remote visualization system for remote display.
The working principle of the invention is as follows: the data acquisition system converts the physical parameter analog signals acquired by the reactor core sensor into digital signals, and sends the digital signals to the physical starting monitoring platform and the remote visualization system for display in a point-to-point Ethernet communication mode, so that the rapid real-time display and the low error rate of the data are realized; a distributed network framework mode is constructed between the physical starting monitoring platform and the physical starting test equipment, and the data communication adopts a field bus communication form to realize the bidirectional communication function of the physical parameters and the physical starting test data.
Preferably, the two-way communication between the physical start-up monitoring platform and the physical start-up testing device by using a distributed network architecture to realize the sharing of the physical parameters and the physical start-up testing data specifically comprises: the physical starting monitoring platform and the physical starting test equipment adopt a distributed network architecture, the physical starting monitoring platform is used as a central node, the physical starting test equipment is used as a branch node, the physical starting monitoring platform sends physical parameters of a reactor to the physical starting test equipment, and the physical starting test equipment carries out analysis processing according to the obtained physical parameters, obtains relevant test data of the physical starting test and returns the test data to the physical starting monitoring platform for display.
Preferably, the system unidirectionally sends the reactor physical parameters from the data acquisition system to the physical start-up monitoring platform and then from the physical start-up monitoring platform to the remote visualization system according to an agreed data frame protocol. In order to ensure the reliability and safety of physical parameters of the reactor, the invention adopts a one-way transmission mode to carry out data transmission.
Preferably, the data acquisition system, the physical start monitoring platform and the remote visualization system communicate with each other by adopting a ModbusTCP/IP protocol, and the data frame protocol format of the ModbusTCP/IP protocol includes an MBAP message header, a function code and data.
Preferably, the data transmission types of the reactor physical parameters are divided into two types: analog quantity data and switching value data; the data frame protocol is divided into an analog quantity data frame protocol and a switching value data frame protocol; wherein the data transmitted by the analog data frame comprises reactor coolant outlet and inlet temperatures, pressurizer pressure, 2-way power level and 21 sets of control rod positions, and the data transmitted by the switching data frame comprises 21 sets of control rod top state and bottom state.
Preferably, the physical start-up test equipment comprises a reactor start-up neutron counting device, a digital reactivity meter, an intelligent critical supervision device, a pulse neutron source measuring device and an absolute power measuring device.
Preferably, the physical starting monitoring platform and each physical starting test device adopt a cabinet installation mode, wherein the physical starting monitoring platform is used as a central node and is installed on a reactor main control console, each physical starting test device is used as a sub-node and is respectively installed in a cabinet A and a cabinet B, and each node device comprises a host, a display and an RS485 serial communication card; the central node is connected with the communication interfaces of the sub-nodes through the terminal row A of the cabinet.
Preferably, the physical starting monitoring platform is used as a human-computer interface display device and mainly completes data display functions, including reactor physical parameter display and physical starting test data display.
Preferably, the reactor physical parameter displays include reactor outlet and inlet temperatures, pressurizer pressure, power levels, control rod position, and control rod top and control rod bottom status; the physical initiation test data display comprises 5 sub-module displays.
Preferably, the serial communication between the physical start monitoring platform and the physical start testing equipment adopts a master-slave communication mode based on a Modbus protocol, wherein the physical start monitoring platform is a master, the five physical start testing equipment are slaves, and the bidirectional communication between the master and the slaves includes: the method is characterized in that the host machine sends the physical parameters of the reactor to the slave machine in a broadcasting mode, and the slave machine sends the physical starting test data to the host machine in a response mode.
The invention has the following advantages and beneficial effects:
the invention takes a physical starting monitoring platform as a core, receives and displays physical parameters of the reactor core in real time in an Ethernet communication mode, sends data to each physical starting test device in a distributed field bus mode for data calculation and analysis, and returns a data processing result to the physical starting monitoring platform and a remote visual system for display, thereby realizing information sharing among the physical starting monitoring platform, the remote visual system and the physical starting test device. According to the invention, through constructing the information system for sharing the data of different types of equipment, the accuracy and the real-time property of acquiring the physical parameters are improved, the multi-platform monitoring and sharing functions of the physical starting test result are realized, and the efficiency of the whole physical starting test is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic block diagram of a sharing system architecture of the present invention.
FIG. 2 is a diagram illustrating an analog data reading method according to the present invention.
FIG. 3 is a schematic diagram of reading switching value data according to the present invention.
Fig. 4 is a schematic structural connection diagram of the physical start-up monitoring platform and the physical start-up testing device according to the present invention.
Detailed Description
Hereinafter, the term "comprising" or "may include" used in various embodiments of the present invention indicates the presence of the invented function, operation or element, and does not limit the addition of one or more functions, operations or elements. Furthermore, as used in various embodiments of the present invention, the terms "comprises," "comprising," "includes," "including," "has," "having" and their derivatives are intended to mean that the specified features, numbers, steps, operations, elements, components, or combinations of the foregoing, are only meant to indicate that a particular feature, number, step, operation, element, component, or combination of the foregoing, and should not be construed as first excluding the existence of, or adding to the possibility of, one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.
In various embodiments of the invention, the expression "or" at least one of a or/and B "includes any or all combinations of the words listed simultaneously. For example, the expression "a or B" or "at least one of a or/and B" may include a, may include B, or may include both a and B.
Expressions (such as "first", "second", and the like) used in various embodiments of the present invention may modify various constituent elements in various embodiments, but may not limit the respective constituent elements. For example, the above description does not limit the order and/or importance of the elements described. The foregoing description is for the purpose of distinguishing one element from another. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present invention.
It should be noted that: if it is described that one constituent element is "connected" to another constituent element, the first constituent element may be directly connected to the second constituent element, and a third constituent element may be "connected" between the first constituent element and the second constituent element. In contrast, when one constituent element is "directly connected" to another constituent element, it is understood that there is no third constituent element between the first constituent element and the second constituent element.
The terminology used in the various embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the various embodiments of the invention. As used herein, the singular forms are intended to include the plural forms as well, unless the context clearly indicates otherwise. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which various embodiments of the present invention belong. The terms (such as those defined in commonly used dictionaries) should be interpreted as having a meaning that is consistent with their contextual meaning in the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein in various embodiments of the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The embodiment provides an information sharing system for reactor physical starting test equipment, which takes a physical starting monitoring platform as a core, receives and displays reactor core physical parameters in real time in an Ethernet communication mode, sends data to each physical starting test equipment in a distributed field bus mode for data calculation and analysis, returns a data processing result to the physical starting monitoring platform and a remote visualization system for display, and realizes information sharing among the physical starting monitoring platform, the remote visualization system and the physical starting test equipment.
Specifically, as shown in fig. 1, the system includes a data acquisition system, a physical start monitoring platform, a remote visualization system, and a physical start testing device; the physical starting monitoring platform and the physical starting test equipment adopt a distributed network architecture to carry out bidirectional communication so as to realize the sharing of physical parameters and physical starting test data; the data acquisition system, the physical starting monitoring platform and the remote visualization system adopt a point-to-point Ethernet communication technology to realize the sharing of reactor physical parameter data; the physical starting monitoring platform is a server side, the data acquisition system and the remote visualization system are client sides, the data acquisition system sends physical parameters acquired by the reactor core sensor to the physical starting monitoring platform for real-time display, and the physical starting monitoring platform simultaneously shares the physical parameters and physical starting test data and remotely displays the physical parameters and the physical starting test data to the remote visualization system for remote display.
In this embodiment, the physical start-up test equipment includes, but is not limited to, a start-up neutron counting device, a digital reactivity meter, an intelligent critical supervision device, a pulsed neutron source measurement device, and an absolute power measurement device.
In this embodiment, the data acquisition system, the physical start monitoring platform, and the remote visualization system implement sharing of reactor physical parameter data by using a point-to-point ethernet communication technology specifically as follows:
based on the characteristics that the data acquisition system, the physical start monitoring platform and the remote visualization system are far away from each other and the requirement on the real-time property of physical parameter transmission is high, the embodiment adopts a Modbus TCP/IP Ethernet communication technology to realize rapid data transmission among different types of equipment. The communication connection is point-to-point communication among systems and is respectively connected with Ethernet interfaces of the three system communication modules through network optical fiber cables. The communication structure adopts a client-side and server-side mode, wherein a physical starting monitoring platform is a server side, and a data acquisition system and a remote visualization system are clients. The physical starting monitoring platform is registered as a server through a port number, and the data acquisition system and the remote visualization system are connected with the server through an IP address and the port number of the server; the data acquisition system sends physical parameter data at regular time, the physical starting monitoring platform receives and displays the data according to the function codes, and simultaneously the physical parameters and the test results are shared and displayed for the remote visualization system.
In this embodiment, the two-way communication between the physical start-up monitoring platform and the physical start-up testing device using the distributed network architecture to implement the sharing of the physical parameters and the physical start-up testing data specifically includes:
the physical starting monitoring platform and each device of the physical starting test adopt a distributed network layout structure, the physical starting monitoring platform is taken as a central node, the physical starting test device is taken as a subnode, and the information sharing between the central node and each subnode is realized by adopting an RS-485 serial communication technology. The physical starting monitoring platform realizes real-time display of physical parameters of the reactor core and sends the parameters to the test equipment of the sub-nodes at regular time; and each physical starting test device carries out calculation and analysis according to the acquired physical parameters to obtain the results of the physical starting test on the reactivity and the safety, and the results are periodically returned to the physical starting monitoring platform for display. And finally, synchronous information sharing of real-time acquired data and physical analysis results is realized.
The information sharing system for the reactor physical start-up test equipment has the following main functions:
a. the Ethernet communication remote data transmission of the data acquisition system, the physical starting monitoring platform and the remote visualization system;
b. The physical parameters of the physical starting monitoring platform are displayed in real time and the test result is dynamically updated;
c. the distributed field bus data transmission between the physical starting monitoring platform and the physical starting test equipment;
d. and the physical starting monitoring platform and the physical starting test equipment share information.
Example 2
The embodiment 2 performs an optimization design on the ethernet communication remote data transmission of the data acquisition system, the physical start monitoring platform, and the remote visualization system in the embodiment 1, specifically as follows:
the data acquisition system, the physical starting monitoring platform and the remote visualization system realize the information sharing of the physical parameters of the reactor through Ethernet communication. The physical starting monitoring platform is a core device of the information sharing system, completes real-time display of physical parameters and test results, and completes timing transmission of information to the visualization system and the physical starting test equipment. On an Ethernet communication link, three sets of equipment realize a client/server communication mode, and a physical starting monitoring platform is a server end and is respectively connected with two clients of a data acquisition system and a remote visualization system.
The communication connection is carried out in the following way: firstly, Ethernet interfaces (RJ45) of a client and a server are respectively connected through optical fiber cables; then, setting the IP address of the data acquisition system to be 192.168.1.66, the IP address of the remote visualization system to be 192.168.1.88, the IP address of the physical starting monitoring platform to be 192.168.1.99 and the unified port number to be 502; and finally, registering the server side and successfully establishing communication between the client side and the server. According to the requirements of safety and reliability of reactor physical parameters, a unidirectional transmission mode is adopted for data transmission, namely, according to an agreed data frame protocol, a data packet is transmitted from a data acquisition system to a physical starting monitoring platform and then from the physical starting monitoring platform to a remote visualization system in a unidirectional mode.
The communication protocol adopts a Modbus TCP/IP protocol, and the data frame protocol format of the Modbus TCP/IP protocol comprises an MBAP message header, a functional code and data. The data transmission types of reactor physical parameters are divided into two categories: analog quantity data and switching value data. The data frame protocol is distinguished according to the transmission mark and the function code and is divided into an analog quantity data frame protocol and a switching value data frame protocol.
The data transmitted by the analog data frame includes reactor coolant outlet and inlet temperatures, pressurizer pressure, 2 way power levels, and 21 sets of control rod bits, each of which is a 32-bit floating point number (4 bytes). The transmission mark field of the MBAP message header of the data frame specifies the identifier of each data frame, the numerical value starts from 0000H, and each frame is automatically added with 1; the protocol mark is designated as Modbus protocol with value of 0000H; the subsequent length field contains the subsequent byte number of the data frame, including 1 byte of unit mark, 1 byte of function code, 5 bytes of register initial address, 104 bytes of analog quantity physical parameter, and the field value is 006 FH; the unit flag field specifies that both the client and server have independent IP addresses, with the value FFH. The function code of the data frame identifies the analog data transmission and has a value of 10H. The data register start address of the data frame is defined as 07000000H, the number of physical parameters is 26, each parameter occupies 4 bytes, and the total number of bytes is 104. The detailed definition of the analog data frame protocol is shown in table 1.
The data transmitted by the switching value data frame comprises 21 sets of control rod to top state and bottom state, each switching value state occupies 1bit (1 bit). The transmission mark field of the MBAP message header of the data frame specifies the identifier of each data frame, the numerical value starts from 0000H, and each frame is automatically added with 1; the protocol mark is designated as Modbus protocol with value of 0000H; the subsequent length field contains the subsequent byte number of the data frame, including 1 byte of unit mark, 1 byte of function code, 5 bytes of register initial address, 6 bytes of switch physical parameter, the field value is 000 DH; the unit flag field specifies that both the client and server have independent IP addresses, with the value FFH. The function code of the data frame identifies the switching value data transmission and has a value of 0 FH. The data register start address of the data frame is defined as 07001000H, the physical parameters are 42 in total, and 42 bits (6 bytes) are occupied. The detailed definition of the switching data frame protocol is shown in table 2.
TABLE 1 analog data frame protocol
TABLE 2 switching value data frame protocol
The data transmission sequence and data type specified by the Modbus TCP/IP communication protocol format are inconsistent with the requirements of the man-machine interface display software control.
a. Analog quantity data is subjected to type conversion in a united body form
First, a complex floatlengtype is defined:
typedef union
{
float fdata；
unsigned long ldata；
}floatlongtype；
wherein, ldata is a shaping variable with 4 bytes, and corresponds to character type data with 4 bytes in a communication protocol; the fdata is a floating-point type variable with 4 bytes and displays floating-point type data corresponding to the human-computer interface.
Then, the data is assigned and converted. The analog quantity data frame is physical parameter data from the 14 th byte, and every 4 bytes (1 physical parameter) are assigned to the variable ldata according to the sequence of the attached figure 2 and are converted into a floating point type variable fdata inside the association.
And finally, displaying the data. And assigning the variable fdata to a corresponding digital control in the human-computer interface for displaying.
b. The switch data adopts a position taking mode to carry out control rod state value taking
Each 1 bit of each byte of the physical parameters of the switching value data frame represents the top or bottom state of 1 control rod, and the state of each control rod is acquired by bitwise AND operation and is assigned to the intermediate variables sticktop and sticktom. The 42 states of the 21 groups of control sticks occupy 6 bytes, wherein the first 5 bytes occupy all 8 bits, and the 6 th byte occupies the lower 2 bits, and the specific implementation process is shown in fig. 3. And after the value is taken, the intermediate variable is assigned to display a corresponding indicator light control in the human-computer interface.
Example 3
In this embodiment, an optimized design is performed on information sharing based on a distributed network architecture between the physical start-up monitoring platform and the physical start-up testing device in embodiment 1, which is specifically as follows:
the physical starting monitoring platform and the physical starting test equipment adopt a distributed network architecture form to realize information sharing. The distributed network architecture adopts a mode of combining one central node and a plurality of sub-nodes, wherein the physical starting monitoring platform is the central node, and the physical starting test equipment is the sub-nodes. The communication between the nodes adopts a bidirectional RS-485 serial communication mode, each node can display the physical parameters and the physical test results of the reactor on line, and the function of sharing the starting data by physical starting operators and physical test personnel at the same time is realized.
The hardware layout of the information system based on the distributed network framework adopts a cabinet type installation mode. The physical starting monitoring platform is used as a central node and installed on a reactor main control console, the physical starting test equipment is used as sub-nodes and respectively installed in a cabinet A and a cabinet B, and each node device comprises a host, a display and an RS485 serial communication card. The central node is connected with the communication interfaces of the sub-nodes through a terminal row A of the cabinet, and the specific structural schematic diagram is shown in attached figure 4.
The physical starting monitoring platform is used as a human-computer interface display device and mainly completes a data display function, and the data display function comprises two parts, namely reactor physical parameter display and physical starting test result display. The display contents of the reaction physical parameters comprise reactor outlet and inlet temperatures, pressure of a voltage stabilizer, power level, control rod position and control rod top and bottom states; the display formats include numerical value display, bar graph display and indicator light display. The physical start-up test results are shown in five sub-blocks according to figure 4. And the reactor-starting neutron counting device displays the instantaneous counting rate and the average counting rate of the two channels. Digital reactivity meter displays: under different control rod positions, utilizing a small reactivity tracking measurement method to obtain a reactivity value, a periodic method to obtain a value and the deviation of the two values; and (3) utilizing the reactivity value of the control rod integral value measurement method at different critical rod positions. The intelligent critical supervision device displays the instantaneous counting rate and the average counting rate of the two channels and the critical extrapolation result of the two channels. The pulse neutron source measuring device displays that: the integrated value of two control rods in the same core state, and their deviation: the shutdown depth values, and their deviations, were measured twice in the same core condition. The absolute power measuring device displays three corresponding absolute power values under three groups of different power steps.
And the serial communication between the physical starting monitoring platform and the physical starting test equipment adopts a master-slave communication mode based on a Modbus protocol. The physical starting monitoring platform is a host, and the five physical starting test devices are slaves. The bidirectional communication between the master and the slave comprises: the method is characterized in that the host machine sends the physical parameters of the reactor to the slave machine in a broadcasting mode, and the slave machine sends the physical starting test results to the host machine in a response mode. The specific communication is implemented as follows:
a. the master sends data to the slave.
The master sends physical parameters to the five slaves at regular time in a broadcast mode, and the slaves do not respond. The command frame sent by the master includes the slave address, function code, data (physical parameters) and validation code. Addresses of communication slave machines in a broadcast mode are all 0; according to different data types, the function codes are divided into 10H and 0FH, which respectively correspond to analog quantity data and switching value data; the analog quantity data includes reactor outlet and inlet temperatures, pressurizer pressure, power levels, control rod position, and the switching quantity data includes control rod to top and bottom states. According to different function codes, the command frames transmitted in the host broadcast mode comprise an analog quantity transmission command frame and a switching quantity transmission command frame.
b. The slave sends data to the master.
The master sends different inquiry frames to each slave in an inquiry mode, the slave determines whether to inquire the slave according to the slave address in the inquiry frame, determines the content of the sending data from the function code, and finally sends a response frame to the master to finish the sending of the physical starting test result. The inquiry frame sent by the host computer comprises a slave machine address, a function code, a register and a validation code, and the response frame sent by the slave machine comprises the slave machine address, the function code, data (test result) and the validation code. Because five physical starting test devices send five sets of different test result data, the host computer can inquire five types of frames, and the corresponding slave computer response frames also have five types. The details of the main fields of the response frame are shown in table 3.
Table 3 detailed description of main fields of response frame in response mode
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A reactor physical start test equipment information sharing system is characterized by comprising a data acquisition system, a physical start monitoring platform, a remote visualization system and physical start test equipment; the physical starting monitoring platform and the physical starting test equipment adopt a distributed network architecture to carry out bidirectional communication so as to realize the sharing of physical parameters and physical starting test data; the data acquisition system, the physical starting monitoring platform and the remote visualization system adopt a point-to-point Ethernet communication technology to realize the sharing of reactor physical parameter data; the physical starting monitoring platform is a server side, the data acquisition system and the remote visualization system are client sides, the data acquisition system sends physical parameters acquired by the reactor core sensor to the physical starting monitoring platform for real-time display, and the physical starting monitoring platform simultaneously shares the physical parameters and physical starting test data to the remote visualization system for remote display;
The serial communication between the physical starting monitoring platform and the physical starting test equipment adopts a master-slave communication mode based on a Modbus protocol, wherein the physical starting monitoring platform is a host, the physical starting test equipment is a slave, and the bidirectional communication between the host and the slave comprises the following steps: the method is characterized in that the host machine sends the physical parameters of the reactor to the slave machine in a broadcasting mode, and the slave machine sends the physical starting test data to the host machine in a response mode.
2. The system of claim 1, wherein the physical startup monitoring platform and the physical startup testing equipment perform bidirectional communication using a distributed network architecture to achieve physical parameter and physical startup testing data sharing, specifically: the physical starting monitoring platform and the physical starting test equipment adopt a distributed network architecture, the physical starting monitoring platform is used as a central node, the physical starting test equipment is used as a branch node, the physical starting monitoring platform sends physical parameters of a reactor to the physical starting test equipment, and the physical starting test equipment carries out analysis processing according to the obtained physical parameters, obtains relevant test data of the physical starting test and returns the test data to the physical starting monitoring platform for display.
3. The information sharing system for the reactor physical start-up testing equipment according to claim 1, wherein the system unidirectionally transmits the reactor physical parameters from the data acquisition system to the physical start-up monitoring platform and then from the physical start-up monitoring platform to the remote visualization system according to an agreed data frame protocol.
4. The information sharing system of the reactor physical start-up testing equipment as claimed in claim 3, wherein the data acquisition system, the physical start-up monitoring platform and the remote visualization system communicate with each other by adopting Modbus TCP/IP protocol, and the data frame protocol format comprises three parts of MBAP message header, function code and data.
5. The information sharing system for the reactor physical start-up testing equipment according to claim 4, wherein the data transmission types of the reactor physical parameters are divided into two types: analog quantity data and switching value data; the data frame protocol is divided into an analog quantity data frame protocol and a switching value data frame protocol; wherein the data transmitted by the analog data frame comprises reactor coolant outlet and inlet temperatures, pressurizer pressure, 2-way power level and 21 sets of control rod positions, and the data transmitted by the switching data frame comprises 21 sets of control rod top state and bottom state.
6. The information sharing system of the reactor physical start-up test equipment according to any one of claims 1 to 5, wherein the physical start-up test equipment comprises a start-up neutron counting device, a digital reactivity meter, an intelligent critical supervision device, a pulse neutron source measuring device and an absolute power measuring device.
7. The system of claim 6, wherein the physical start-up monitoring platform and the physical start-up testing devices adopt a cabinet installation mode, wherein the physical start-up monitoring platform is installed as a central node on the reactor main control console, the physical start-up testing devices are respectively installed as sub-nodes in a cabinet A and a cabinet B, and each node device comprises a host, a display and an RS485 serial communication card; the central node is connected with the communication interfaces of the sub-nodes through the terminal row A of the cabinet.
8. The information sharing system of the reactor physical start-up testing equipment according to claim 7, wherein the physical start-up monitoring platform is used as a human-computer interface display device and mainly performs data display functions including reactor physical parameter display and physical start-up testing data display.
9. The reactor physical startup testing equipment information sharing system of claim 8, wherein the reactor physical parameter displays include reactor outlet and inlet temperatures, pressurizer pressure, power levels, control rod position, and control rod top and control rod bottom states; the physical initiation test data display comprises 5 sub-module displays.
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| US4678622A (en) * | 1985-08-20 | 1987-07-07 | General Electric Company | Transient monitor for nuclear reactor |
| CN201122441Y (en) * | 2007-11-30 | 2008-09-24 | 中国核动力研究设计院 | Intelligentized reactor physical start-up system |
| CN201285668Y (en) * | 2008-11-06 | 2009-08-05 | 北京广利核系统工程有限公司 | Test apparatus for reactor protection system logical function test |
| CN105448361B (en) * | 2015-11-12 | 2017-11-21 | 中广核工程有限公司 | A kind of monitoring method, server and the system of nuclear power station reactor core state |
| CN106411870A (en) * | 2016-09-20 | 2017-02-15 | 中国核动力研究设计院 | Digital reactivity meter |
| CN108062988B (en) * | 2016-11-09 | 2019-10-11 | 国家电投集团科学技术研究院有限公司 | Reactor physics start method and system |
| EP3586341B1 (en) * | 2017-02-27 | 2023-10-25 | TerraPower, LLC | Method for modeling a nuclear reactor |
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