CN211979501U - Connecting device for I/O performance test of DCS (distributed control System) of nuclear power plant - Google Patents
Connecting device for I/O performance test of DCS (distributed control System) of nuclear power plant Download PDFInfo
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- CN211979501U CN211979501U CN202020636963.1U CN202020636963U CN211979501U CN 211979501 U CN211979501 U CN 211979501U CN 202020636963 U CN202020636963 U CN 202020636963U CN 211979501 U CN211979501 U CN 211979501U
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Abstract
The utility model belongs to the technical field of nuclear power maintenance, concretely relates to a connecting device for nuclear power plant DCS system IO performance test. The first D-type interface of the embodiment of the present disclosure can be adaptively connected to the DCS system based on the IA platform, thereby realizing the fast connection between the first interface board and the DCS board and the DSC port based on the IA platform, and outputting digital signals.
Description
Technical Field
The utility model belongs to the technical field of the nuclear power maintenance, concretely relates to a connecting device for DCS system IO performance test of nuclear power plant.
Background
In the process of carrying out digital instrument Control System transformation to nuclear power station unit, need carry out periodic test to the I/O (Input/Output) performance of the DCS (Distributed Control System ) of nuclear power plant, this testing arrangement and the DCS System that will be used for testing the IO performance wiring, among the correlation technique, the process of cable is loaded down with trivial details, the cycle length, phenomenons such as misconnection appears easily, this progress and accuracy that will seriously influence the IO performance test, consequently, how quick accurate become the technological problem who waits to solve promptly with testing arrangement connection to the DCS System.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the related art, the connecting device for the I/O performance test of the DCS system of the nuclear power plant is provided.
According to an aspect of the embodiments of the present disclosure, a connection device for an I/O performance test of a nuclear power plant DCS system is provided, which includes: a first interface board;
the first interface board includes: at least one first D-type interface, a second D-type interface, and at least one first terminal interface;
the at least one first D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for receiving digital signals output by the connected I/O board card;
the at least one first terminal interface can be connected with I/O (input/output) board cards of DCS (distributed control system) systems based on various types of platforms and is used for receiving digital signals output by the connected I/O board cards;
the second D-type interface can be adaptively connected with a first test device and is used for outputting digital signals received by the first interface board from the connected I/O board card to the first test device, and the first test device is used for carrying out signal test on the DCS.
In a possible implementation manner, the first interface board includes 2 first D-type interfaces and 4 first terminal interfaces;
each first type-D interface comprises 16 signal channels;
each first terminal interface includes 8 signal paths.
In a possible implementation manner, the connection device for the I/O performance test of the DCS system of the nuclear power plant further includes: a second interface board;
the second interface board includes: at least one third D-type interface, a fourth D-type interface, and at least one second terminal interface;
the fourth D-type interface can be adaptively connected with the second testing device and is used for receiving the digital signal output by the second testing device;
the at least one third D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for transmitting the digital signals received by the second interface board from the second test device to the connected I/O board card;
the at least one second terminal interface can be connected with I/O boards of DCS systems based on various types of platforms and is used for transmitting digital signals received by the second interface board from the second testing device to the connected I/O boards.
In a possible implementation manner, the second interface board includes 2 third D-type interfaces and 4 second terminal interfaces;
each third D-type interface comprises 16 signal channels;
each second terminal interface includes 8 signal paths.
In a possible implementation manner, the connection device for the I/O performance test of the nuclear power plant DCS system includes: a third interface board;
the third interface board includes: at least one fifth D-type interface, a sixth D-type interface, and at least one third terminal interface;
the at least one fifth D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for receiving an analog signal output by the connected I/O board card;
the at least one third terminal interface can be connected with I/O board cards of DCS systems based on various types of platforms and is used for receiving analog signals output by the connected I/O board cards;
the sixth D-type interface is capable of being adaptively connected to a third testing apparatus, and is configured to output an analog signal, which is received by the third interface board from the connected I/O board, to the third testing apparatus.
In a possible implementation manner, the third interface board includes 2 fifth D-type interfaces and 4 third terminal interfaces;
each fifth type-D interface comprises 8 signal channels;
each third terminal interface comprises 8 signal paths.
In a possible implementation manner, the connection device for the I/O performance test of the DCS system of the nuclear power plant further includes: a fourth interface board;
the fourth interface board includes: at least one seventh D-type interface, an eighth D-type interface, and at least one fourth terminal interface;
the eighth D-type interface can be adaptively connected with the fourth testing device and is used for receiving the analog signal output by the fourth testing device;
the at least one seventh D-type interface can be adaptively connected with an I/O board card of the DCS system based on the IA platform, and is configured to transmit an analog signal received by the fourth interface board from the fourth test device to the connected I/O board card;
the at least one fourth terminal interface can be connected with an I/O board card based on various types of platform DCS systems, and is used for transmitting analog signals received by the fourth interface board from the fourth test device to the connected I/O board card.
In a possible implementation manner, the fourth interface board includes 2 seventh D-type interfaces and 4 fourth terminal interfaces;
each seventh type-D interface comprises 8 signal channels;
each third terminal interface comprises 8 signal paths.
In a possible implementation manner, the connection device for the I/O performance test of the DCS system of the nuclear power plant further includes: a fifth interface board;
the fifth interface board includes: at least one ninth D-type interface, a tenth D-type interface, and at least one fifth terminal interface;
the tenth D-type interface can be adaptively connected with a fifth test device and is used for receiving a temperature signal which is output by the fifth test device and used for indicating a temperature value;
the at least one ninth D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for outputting the temperature signal received by the fifth interface board to the connected I/O board card;
the at least one fifth terminal interface can be connected with I/O board cards of DCS systems based on various types of platforms, and is used for outputting the temperature signals received by the fifth interface board cards to the connected I/O board cards.
In a possible implementation manner, the fifth interface board includes 1 ninth D-type interface and 1 fifth terminal interface;
the ninth type-D interface comprises 8 signal channels;
the fifth terminal interface includes 8 signal paths.
The beneficial effects of the utility model reside in that: the first D-type interface of the embodiment of the disclosure can be adaptively connected with the DCS system based on the IA platform, thereby realizing the fast connection of the first interface board with the DCS board and the DSC port based on the IA platform and outputting digital signals, and in addition, the first terminal interface can be connected with the DCS systems based on various types of platforms, thereby realizing the fast connection of the conventional terminal of the first interface board and outputting digital signals.
Drawings
FIG. 1 is a schematic diagram illustrating a first interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment.
FIG. 2 is a schematic diagram illustrating a second interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment.
FIG. 3 is a schematic diagram illustrating a third interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment.
FIG. 4 is a schematic diagram illustrating a fourth interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment.
FIG. 5 is a schematic diagram illustrating a fifth interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram illustrating a first interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment. As shown in fig. 1, the first interface board may include: at least one first D-type interface 11, a second D-type interface 13 and at least one first terminal interface 10;
as an example of the embodiment, each first D-type interface 11 can be connected to (for example, the first D-type interface 11 is plugged into an output port of) an I/O board (for example, a digital signal output board) of the DCS system based on the IA platform, and the first D-type interface 11 can be used to receive a digital signal output by the connected I/O board. In the related art, different companies may develop DCS systems of different types of platforms, wherein an IA platform may be represented as one of the DCS system platforms developed by Foxboro corporation.
Each first terminal interface 10 can be connected to an I/O board (e.g., a digital signal output board) of the DCS based on various types of platforms (e.g., a signal cable of the digital signal output board is connected to a corresponding terminal on the first terminal interface 10), and each first terminal interface 10 can receive a digital signal output by the connected I/O board;
the second D-type interface 13 can be adaptively connected to the first testing apparatus 12, wherein the first testing apparatus 12 can be used for DO (Digital Signal Output) testing, the second D-type interface 13 can be plugged into an I/O port of the first testing apparatus 12, the second D-type interface 13 can Output a Digital Signal received by the first D-type interface 11 and/or the first terminal interface 10 from a connected I/O board to the first testing apparatus 12, and the first testing apparatus 12 can display a testing result of the DI testing according to the received Digital Signal.
The first D-type interface of the embodiment of the disclosure can be adaptively connected with the DCS system based on the IA platform, thereby realizing the fast connection of the first interface board with the DCS board and the DSC port based on the IA platform and outputting digital signals, and in addition, the first terminal interface can be connected with the DCS systems based on various types of platforms, thereby realizing the fast connection of the conventional terminal of the first interface board and outputting digital signals.
In a possible implementation manner, the first interface board may include 2 first D-type interfaces and 4 first terminal interfaces;
each first type-D interface comprises 16 signal channels; each first terminal interface may include 8 signal channels, where each signal channel may include a positive terminal and a negative terminal.
FIG. 2 is a schematic diagram illustrating a second interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment. As shown in fig. 2, the second interface board may include: at least one third D-type interface 21, a fourth D-type interface 23 and at least one second terminal interface 20;
the fourth D-type interface 23 can be adaptively connected to the second testing apparatus 22, wherein the second testing apparatus 22 can be used for performing a DI (Digital Signal Input) test, the fourth D-type interface 23 can be plugged into an I/O port of the second testing apparatus 22, and the fourth D-type interface 23 can receive a Digital Signal for a test output by the second testing apparatus 22.
Each third D-type interface 21 is capable of being connected to an I/O board (e.g., a digital signal input board) of the IA platform-based DCS system (e.g., the third D-type interface 21 is capable of being plugged into an input port of the digital signal input board), and each third D-type interface 21 is capable of transmitting a digital signal received by the fourth D-type interface 23 from the second testing device 22 to the connected I/O board.
Each second terminal interface 20 is capable of connecting with an I/O board (e.g., a digital signal input board) of the DCS system based on various types of platforms (e.g., a signal cable of the digital signal input board is connected with a corresponding terminal on the second terminal interface 20), and each second terminal interface 20 is capable of transmitting a digital signal received by the fourth D-type interface 23 from the second test apparatus 22 to the connected I/O board.
The third D-type interface of the embodiment of the disclosure can be adaptively connected with the DCS system based on the IA platform, thereby realizing the fast connection of the second interface board with the DCS board and the DSC port based on the IA platform and inputting digital signals, and in addition, the second terminal interface can be connected with the DCS systems based on various types of platforms, thereby realizing the fast connection of the conventional terminal of the second interface board and inputting digital signals.
In a possible implementation manner, the second interface board may include 2 third D-type interfaces and 4 second terminal interfaces; wherein each third D-type interface may include 16 signal channels; each second terminal interface includes 8 signal paths. Each signal channel may include a positive terminal and a negative terminal.
FIG. 3 is a schematic diagram illustrating a third interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment. As shown in fig. 3, the third interface board may include: at least one fifth D-type interface 31, a sixth D-type interface 32 and at least one third terminal interface 30;
as an example of the present embodiment, each fifth D-type interface 31 can be connected to an I/O board (e.g., an analog signal output board) of the DCS system based on the IA platform (e.g., the fifth D-type interface 31 can be plugged into a port of the analog signal output board), and each fifth D-type interface 31 can receive an analog signal output by the connected I/O board.
Each third terminal interface 30 can be connected to an I/O board (e.g., an analog signal output board) of the DCS system based on various types of platforms (e.g., a signal cable of the analog signal output board can be connected to a corresponding terminal on the third terminal interface 30), and each third terminal interface 30 can receive an analog signal output by the connected I/O board.
The sixth D-interface 32 is adapted to be connected to a third test device 33, wherein the third test device 33 can be used to perform an AO (analog Signal Output) test, and the sixth D-interface 32 is adapted to Output analog signals received by the fifth D-interface 31 and/or the third terminal interface 30 from a connected I/O board to the third test device 33.
The fifth D-type interface of the embodiment of the present disclosure can be adaptively connected to the DCS system based on the IA platform, thereby achieving the fast connection between the third interface board and the DCS plate and DSC port based on the IA platform and outputting analog signals, and in addition, the third terminal interface can be connected to the DCS systems based on various types of platforms, thereby achieving the fast connection between the conventional terminals of the third interface board and outputting analog signals.
In a possible implementation manner, the third interface board may include 2 fifth D-type interfaces and 4 third terminal interfaces; each fifth type-D interface may include 8 signal channels; each third terminal interface may comprise 8 signal paths. Each signal channel may include a positive terminal and a negative terminal.
FIG. 4 is a schematic diagram illustrating a fourth interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment. As shown in fig. 4, the fourth interface board may include: at least one seventh D-interface 41, an eighth D-interface 42 and at least one fourth terminal interface 40;
the eighth D-interface 42 is capable of being adaptively connected to the fourth testing apparatus 43, wherein the fourth testing apparatus 43 can be used for performing an AI (analog Signal Input) test, the eighth D-interface 42 is capable of being plugged into an I/O port of the fourth testing apparatus 43, and the eighth D-interface 42 is capable of receiving an analog Signal for test output by the fourth testing apparatus 43;
each seventh D-interface 41 is capable of being connected to an I/O board (e.g., an analog signal input board) of the IA platform-based DCS system (e.g., the seventh D-interface 41 is capable of being plugged into a port of the analog signal input board), and the seventh D-interface 41 is capable of transmitting an analog signal received by the eighth D-interface 42 from the fourth test device 43 to the connected I/O board.
Each fourth terminal interface 40 can be connected to an I/O board (e.g., an analog signal input board) based on various types of platform DCS systems (e.g., a signal cable of a digital signal input board can be connected to a corresponding terminal on the fourth terminal interface 40), and the fourth terminal interface 40 can transmit an analog signal received by the eighth D-type interface 42 from the fourth testing device 43 to the connected I/O board.
The seventh D-type interface of the embodiment of the present disclosure can be adaptively connected to the DCS system based on the IA platform, thereby achieving the fast connection between the fourth interface board and the DCS plate and DSC port based on the IA platform and the input of analog signals, and in addition, the fourth terminal interface can be connected to the DCS systems based on various types of platforms, thereby achieving the fast connection between the conventional terminals of the fourth interface board and the input of analog signals.
In a possible implementation manner, the fourth interface board includes 2 seventh D-type interfaces and 4 fourth terminal interfaces; each seventh type-D interface comprises 8 signal channels; each third terminal interface comprises 8 signal paths. Each signal channel may include a positive terminal and a negative terminal.
FIG. 5 is a schematic diagram illustrating a fifth interface board of a connection device for I/O performance testing of a nuclear power plant DCS system according to an exemplary embodiment. As shown in fig. 5, the fifth interface board may include: at least one ninth D-type interface 51, a tenth D-type interface 52 and at least one fifth terminal interface 50;
the tenth D-interface 52 is capable of being adaptively connected to a fifth testing device 53, wherein the fifth testing device 53 may be used for RTD (Resistance Temperature Detector) signal input test or TC (thermo-couple) signal input test, and the tenth D-interface 52 is capable of receiving a Temperature signal, which is outputted from the fifth testing device 53 and is used for indicating a Temperature, and the Temperature signal may be an analog signal.
Each ninth D-type interface 51 can be connected with an I/O board of the DCS system based on the IA platform in a matching manner, and each ninth D-type interface 51 can output the temperature signal received by the tenth D-type interface 52 to the connected I/O board.
Each fifth terminal interface 50 is capable of being connected to an I/O board of a DCS system based on various types of platforms, and each fifth terminal interface 50 is capable of outputting a temperature signal received by the tenth D-type interface 52 to the connected I/O board.
The ninth D-type interface of the embodiment of the present disclosure can be adaptively connected to the DCS system based on the IA platform, thereby achieving the fast connection between the fifth interface board and the DCS board and the DSC port based on the IA platform and inputting the temperature signal, and in addition, the fifth terminal interface can be connected to the DCS systems based on various types of platforms, thereby achieving the fast connection between the conventional terminals of the fifth interface board and inputting the temperature signal.
In a possible implementation manner, the fifth interface board includes 1 ninth D-type interface and 1 fifth terminal interface; the ninth D-type interface may include 8 signal channels; the fifth terminal interface includes 8 signal paths. Each signal channel may include a positive terminal and a negative terminal.
Application example
The connecting device for the nuclear power plant DCS system I/O performance test according to the embodiment of the present disclosure may include one or more of the above-described first interface board, second interface board, third interface board, fourth interface board, fifth interface board, or sixth interface board, and each interface board may use a rail structure and may, for example, implement a DIN35mm rail installation.
In the DO test, the digital signal output by the tested card at the DCS side can be a switching value, the inspection voltage can comprise two levels of 24V and 48V, and aiming at the characteristic, the first interface board can adopt a source IO drive relay to meet the interface adaptation requirement.
In the DI test, the voltage of the digital signal input to the DCS side card under test may be 24V.
In the AO test, the analog signal input to the DCS side card under test may be a current signal of 4-20 mA.
In the AI test, the analog signal output by the card under test at the DCS side can be a current signal of 4-20 mA.
In the RTD/TC signal input test, the test device can adopt an RTD card with the model PT100 or a TC card with the model K.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. It is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (10)
1. The utility model provides a connecting device for nuclear power plant DCS system I/O performance test which characterized in that, a connecting device for nuclear power plant DCS system I/O performance test includes: a first interface board;
the first interface board includes: at least one first D-type interface, a second D-type interface, and at least one first terminal interface;
the at least one first D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for receiving digital signals output by the connected I/O board card;
the at least one first terminal interface can be connected with I/O (input/output) board cards of DCS (distributed control system) systems based on various types of platforms and is used for receiving digital signals output by the connected I/O board cards;
the second D-type interface can be adaptively connected with a first test device and is used for outputting digital signals received by the first interface board from the connected I/O board card to the first test device, and the first test device is used for carrying out signal test on the DCS.
2. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 1, wherein said first interface board comprises 2 first D-type interfaces and 4 first terminal interfaces;
each first type-D interface comprises 16 signal channels;
each first terminal interface includes 8 signal paths.
3. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 1, further comprising: a second interface board;
the second interface board includes: at least one third D-type interface, a fourth D-type interface, and at least one second terminal interface;
the fourth D-type interface can be adaptively connected with the second testing device and is used for receiving the digital signal output by the second testing device;
the at least one third D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for transmitting the digital signals received by the second interface board from the second test device to the connected I/O board card;
the at least one second terminal interface can be connected with I/O boards of DCS systems based on various types of platforms and is used for transmitting digital signals received by the second interface board from the second testing device to the connected I/O boards.
4. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 3, wherein said second interface board comprises 2 third D-type interfaces and 4 second terminal interfaces;
each third D-type interface comprises 16 signal channels;
each second terminal interface includes 8 signal paths.
5. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 1, wherein the connection device for I/O performance test of DCS system of nuclear power plant comprises: a third interface board;
the third interface board includes: at least one fifth D-type interface, a sixth D-type interface, and at least one third terminal interface;
the at least one fifth D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for receiving an analog signal output by the connected I/O board card;
the at least one third terminal interface can be connected with I/O board cards of DCS systems based on various types of platforms and is used for receiving analog signals output by the connected I/O board cards;
the sixth D-type interface is capable of being adaptively connected to a third testing apparatus, and is configured to output an analog signal, which is received by the third interface board from the connected I/O board, to the third testing apparatus.
6. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 5, wherein said third interface board comprises 2 fifth D-type interfaces and 4 third terminal interfaces;
each fifth type-D interface comprises 8 signal channels;
each third terminal interface comprises 8 signal paths.
7. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 1, further comprising: a fourth interface board;
the fourth interface board includes: at least one seventh D-type interface, an eighth D-type interface, and at least one fourth terminal interface;
the eighth D-type interface can be adaptively connected with the fourth testing device and is used for receiving the analog signal output by the fourth testing device;
the at least one seventh D-type interface can be adaptively connected with an I/O board card of the DCS system based on the IA platform, and is configured to transmit an analog signal received by the fourth interface board from the fourth test device to the connected I/O board card;
the at least one fourth terminal interface can be connected with an I/O board card based on various types of platform DCS systems, and is used for transmitting analog signals received by the fourth interface board from the fourth test device to the connected I/O board card.
8. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 7, wherein said fourth interface board comprises 2 seventh D-type interfaces and 4 fourth terminal interfaces;
each seventh type-D interface comprises 8 signal channels;
each third terminal interface comprises 8 signal paths.
9. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 1, further comprising: a fifth interface board;
the fifth interface board includes: at least one ninth D-type interface, a tenth D-type interface, and at least one fifth terminal interface;
the tenth D-type interface can be adaptively connected with a fifth test device and is used for receiving a temperature signal which is output by the fifth test device and used for indicating a temperature value;
the at least one ninth D-type interface can be adaptively connected with an I/O board card of the DCS based on the IA platform and is used for outputting the temperature signal received by the fifth interface board to the connected I/O board card;
the at least one fifth terminal interface can be connected with I/O board cards of DCS systems based on various types of platforms, and is used for outputting the temperature signals received by the fifth interface board cards to the connected I/O board cards.
10. The connection device for I/O performance test of DCS system of nuclear power plant according to claim 9, wherein said fifth interface board comprises 1 ninth D-type interface and 1 fifth terminal interface;
the ninth type-D interface comprises 8 signal channels;
the fifth terminal interface includes 8 signal paths.
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| CN202020636963.1U CN211979501U (en) | 2020-04-24 | 2020-04-24 | Connecting device for I/O performance test of DCS (distributed control System) of nuclear power plant |
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| CN202020636963.1U CN211979501U (en) | 2020-04-24 | 2020-04-24 | Connecting device for I/O performance test of DCS (distributed control System) of nuclear power plant |
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