CN202189274U - DCS system response time testing apparatus - Google Patents
DCS system response time testing apparatus Download PDFInfo
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- CN202189274U CN202189274U CN201120290533XU CN201120290533U CN202189274U CN 202189274 U CN202189274 U CN 202189274U CN 201120290533X U CN201120290533X U CN 201120290533XU CN 201120290533 U CN201120290533 U CN 201120290533U CN 202189274 U CN202189274 U CN 202189274U
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Abstract
The utility model discloses a DCS system response time testing apparatus, belonging to the field of nuclear power station, comprising a display screen for displaying FPGA processing process and result, an FPGA module used for receiving and processing signals, and a photoelectric conversion module used for converting the image color change of a controlled device, wherein the FPGA module is connected with the display screen, the photoelectric conversion module and the controlled device respectively, and the photoelectric conversion module is connected with a DCS control end. In the utility model, the FPGA is used for receiving a motion change time of the same controlled when the same controlled device receives a control signal and a feedback time of the DCS control end when the DCS control end receives the control signal, and the current response time of the controlled device can be obtained through calculation. The DCS system response time testing apparatus can perform comprehensive test and verification on the response time of a digital nuclear power station instrument control system, thereby ensuring the reliable and stable operation of the nuclear power station.
Description
Technical field
The present invention relates to the nuclear power station field, be specifically related to a kind of response time proving installation of digitizing control systems of nuclear power plant.
Background technology
The DCS control system of nuclear power station will be controlled the various work condition states that produce in operational process in real time; Control ageing particularly important, accurately whether the response time of control system, whether control by predetermined requirements realization be the gordian technique of control systems of nuclear power plant.Existing control systems of nuclear power plant all is a simulation system, and the response time of simulation system records the response time than the digital plant control system is more convenient.Because the introducing of computing machine makes nuclear power station DCS control system can handle information such as ten hundreds of computings, warning, fault simultaneously, the efficient of work is strengthened greatly.But owing to the uncertainty of Windows scheduling time makes the response time be inconvenient to test; And the control time means of testing of simulation system can not be applied on the digital display circuit; Therefore; The proving installation of a kind of suitable DCS control system response time just need be provided, accomplish response time test various signals.
The utility model content
For solving the problem that existing means can't be tested and verify the response time of digitizing nuclear power station DCS control system, the utility model provides a kind of signal of PLD receiving slave equipment and DCS system control end that utilizes to judge the DCS proving installation of system response time.Concrete scheme is following: a kind of DCS system response time proving installation; It is characterized in that; Comprise that is used to receive the also FPGA of processing signals; One is used to change the photoelectric conversion module that the controlled plant color of image changes, and wherein FPGA is connected with controlled plant with photoelectric conversion module respectively, and photoelectric conversion module is connected with the DCS control end.
Understand current test status in real time for ease of personnel; Said FPGA is connected with a display terminal that is used to show FPGA processing procedure and result,
For making things convenient for FPGA to carry out signal Processing; Be provided with the photoelectrical coupler that actuating signal is converted to level signal between said FPGA and the controlled plant.
Be exact acquisition change of time point; Said controlled plant is connected with the DCS control end through IO integrated circuit board, server, and the actuating signal of controlled plant is sent to the DCS control end along server after by the collection of IO integrated circuit board.
Signals collecting for ease; Said DCS control end is provided with the display screen of keeping watch on controlled plant, and whether display screen utilizes various colors to change to distinguish same controlled plant receives control signal.
For improving the precision of opto-electronic conversion; Said photoelectric conversion module adopts the PMT photoelectric conversion module.
The feedback time that action transformation period when the utility model utilizes FPGA to receive same controlled plant to receive control signal and DCS control end are received; Through calculating the response time that can obtain current controlled plant; Photoelectric conversion module can in time represent that according to the DCS control end color of image of controlled plant changes; Send level signal to FPGA, guaranteed the accuracy of Time Calculation.Utilize display terminal can understand computation process and the result of current controlled plant response time, make things convenient for observer's understanding.The utility model can be verified the response time of digitizing nuclear power station appearance control system comprehensively, thus the reliable and stable operation of assurance nuclear power station.
Description of drawings
The synoptic diagram that is connected of accompanying drawing 1 the utility model and digitizing nuclear power station DCS control system.
Label declaration in the accompanying drawing: 1-DCS control end, 2-server, 3-I/O integrated circuit board, 4-controlled plant, 5-photoelectrical coupler, 6-FPGA, 7-photoelectric conversion module, 8-display terminal.
Embodiment
As shown in Figure 1; The DCS control system to the control procedure of controlled plant does in the digitizing nuclear power station; Utilize network to pass through server 2 at DCS control end 1, I/O integrated circuit board 3 is connected with various controlled plants 4; When 1 pair of controlled plant 4 of DCS control end sent control signal, controlled signal passed to controlled plant through above-mentioned parts, and controlled plant 4 produces corresponding action according to the content of controlled signal; The action of controlled plant 4 changes by the analog input card in the I/O integrated circuit board 3 gathers and passes back to DCS control end 1; The virgin state that each controlled plant 4 is arranged on the display screen of DCS control end, and the state when representing that with primary colours controlled plant is not received control signal respectively are when the signal of analog input card collection passes back to the DCS control end; The primary colours of corresponding controlled plant will change on the DCS control end; Thereby the expression controlled plant has been accomplished control procedure, and the purpose of this programme is exactly to test out controlled plant 4 to receive the time of control signal afterreaction to DCS control end 1, the just response time of controlled plant.
As shown in Figure 1; The proving installation of this programme comprises and is used to receive and the PLD FPGA6 of processing signals; Reflection FPGA processing procedure and result's display terminal 8; Be used to change the photoelectric conversion module 7 that DCS control end controlled plant color of image changes; Wherein FPGA6 is connected with display terminal 8, photoelectric conversion module 7 and controlled plant 4 respectively, and photoelectric conversion module 6 is connected with DCS control end 1, between FPGA6 and controlled plant 4, is provided with the photoelectrical coupler 5 that the actuating signal of controlled plant is converted to level signal output.
The course of work of this programme is following: controlled plant can be made corresponding action and changed when receiving the control signal that the DCS control end sends; This has just triggered the photoelectrical coupler on the circuit and has converted switch motion to level and change and send on the FPGA; FPGA starts timer and picks up counting when receiving level signal; The action variation of controlled plant also can be obtained by the analog input card in the I/O integrated circuit board simultaneously and passed back to the DCS control end through server; The DCS control end can change the primary colours of corresponding controlled plant on the display screen after receiving acquired signal; This moment, the PMT photoelectric conversion module can detect the change color of this image; And send the Transistor-Transistor Logic level signal of 3.3V to FPGA, and FPGA stops the timing of timer when receiving the level signal of this 3.3V, and be in the time between level signal to the level signal of receiving photoelectric conversion module of receiving photoelectrical coupler that shows on the display terminal response time of this controlled plant this moment.Usually controlled plant difference and time are also different, according to the system response time index that system specification book requires, can judge whether test index is qualified between 200ms to 500ms the response time of DCS control system.
The principle of design of top-down (TOP-DOWN) is adopted in the inside of PLD FPGA in this programme; Utilize the signal that behavioral description language sends photoelectrical coupler, the signal that photoelectric conversion module sends to carry out the Time Calculation programming; Through comprehensive, optimize and be directed against that the device of being selected for use shines upon, after the layout, wiring; Carry out functional simulation, sequential emulation, device checking, thereby obtain the response time of controlled plant.
Claims (6)
1. DCS system response time proving installation; It is characterized in that; Comprise that is used to receive the also FPGA (6) of processing signals; One is used to change the photoelectric conversion module (7) that the controlled plant color of image changes, and wherein FPGA (6) is connected with controlled plant (4) with photoelectric conversion module (7) respectively, and photoelectric conversion module (7) is connected with DCS control end (1).
2. a kind of DCS system response time proving installation as claimed in claim 1 is characterized in that, said FPGA (6) is connected with a display terminal (8) that is used to show FPGA processing procedure and result.
3. a kind of DCS system response time proving installation as claimed in claim 1 is characterized in that, is provided with the photoelectrical coupler (5) that actuating signal is converted to level signal between said FPGA (6) and the controlled plant (4).
4. a kind of DCS system response time proving installation as claimed in claim 1; It is characterized in that; Said controlled plant (4) is connected with DCS control end (1) through IO integrated circuit board (3), server (2), and the actuating signal of controlled plant is sent to the DCS control end along server after by the collection of IO integrated circuit board.
5. a kind of DCS system response time proving installation as claimed in claim 1; It is characterized in that; Said DCS control end (1) is provided with the display screen of keeping watch on controlled plant, and whether display screen utilizes various colors to change to distinguish same controlled plant receives control signal.
6. a kind of DCS system response time proving installation as claimed in claim 1 is characterized in that, said photoelectric conversion module (7) adopts the PMT photoelectric conversion module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120290533XU CN202189274U (en) | 2011-08-11 | 2011-08-11 | DCS system response time testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120290533XU CN202189274U (en) | 2011-08-11 | 2011-08-11 | DCS system response time testing apparatus |
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| CN202189274U true CN202189274U (en) | 2012-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120290533XU Expired - Lifetime CN202189274U (en) | 2011-08-11 | 2011-08-11 | DCS system response time testing apparatus |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937810A (en) * | 2012-11-20 | 2013-02-20 | 北京广利核***工程有限公司 | Device and method for testing DCS (distributed control system) response time |
| CN103019223A (en) * | 2012-11-22 | 2013-04-03 | 北京广利核***工程有限公司 | Method for automatically processing safety level DCS response time testing data in nuclear power station |
| CN104484740A (en) * | 2014-11-27 | 2015-04-01 | 北京广利核***工程有限公司 | Confidence degree analyzing method for response time test of nuclear power station digital control system |
| CN106205755A (en) * | 2016-07-26 | 2016-12-07 | 中广核工程有限公司 | Reactor protection system Channel Response Time Intelligentized test system and method |
| CN107992009A (en) * | 2017-12-13 | 2018-05-04 | 中核控制***工程有限公司 | A kind of safe level DCS emulators based on FPGA |
| CN108804298A (en) * | 2018-06-15 | 2018-11-13 | 深圳库博能源科技有限公司 | A kind of device for the test of SCADA system response time |
| CN109030914A (en) * | 2018-08-24 | 2018-12-18 | 海盐新跃电器有限公司 | A kind of circuit of software optimization detection waveform output |
| CN109239428A (en) * | 2018-09-21 | 2019-01-18 | 北京广利核***工程有限公司 | A kind of nuclear power digitlization instrument control system response time test macro and method |
| CN110412382A (en) * | 2019-08-07 | 2019-11-05 | 中国核动力研究设计院 | A kind of S-VDU response time self-operated measuring unit based on image procossing |
| CN110442111A (en) * | 2019-07-02 | 2019-11-12 | 福建福清核电有限公司 | A kind of portable control system response time test device |
| CN112255994A (en) * | 2020-10-13 | 2021-01-22 | 浙江中控技术股份有限公司 | Real-time response test method and device for control system |
-
2011
- 2011-08-11 CN CN201120290533XU patent/CN202189274U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937810A (en) * | 2012-11-20 | 2013-02-20 | 北京广利核***工程有限公司 | Device and method for testing DCS (distributed control system) response time |
| CN103019223A (en) * | 2012-11-22 | 2013-04-03 | 北京广利核***工程有限公司 | Method for automatically processing safety level DCS response time testing data in nuclear power station |
| CN103019223B (en) * | 2012-11-22 | 2015-07-01 | 北京广利核***工程有限公司 | Method for automatically processing safety level DCS response time testing data in nuclear power station |
| CN104484740A (en) * | 2014-11-27 | 2015-04-01 | 北京广利核***工程有限公司 | Confidence degree analyzing method for response time test of nuclear power station digital control system |
| CN104484740B (en) * | 2014-11-27 | 2017-12-05 | 北京广利核***工程有限公司 | A kind of Confidence Analysis method of digital control system in nuclear power plant response time test |
| CN106205755A (en) * | 2016-07-26 | 2016-12-07 | 中广核工程有限公司 | Reactor protection system Channel Response Time Intelligentized test system and method |
| CN106205755B (en) * | 2016-07-26 | 2018-08-31 | 中广核工程有限公司 | Reactor protection system Channel Response Time Intelligentized test system and method |
| CN107992009B (en) * | 2017-12-13 | 2020-07-28 | 中核控制***工程有限公司 | Security level DCS simulator based on FPGA |
| CN107992009A (en) * | 2017-12-13 | 2018-05-04 | 中核控制***工程有限公司 | A kind of safe level DCS emulators based on FPGA |
| CN108804298A (en) * | 2018-06-15 | 2018-11-13 | 深圳库博能源科技有限公司 | A kind of device for the test of SCADA system response time |
| CN108804298B (en) * | 2018-06-15 | 2022-02-11 | 深圳库博能源科技有限公司 | Device for testing response time of SCADA system |
| CN109030914A (en) * | 2018-08-24 | 2018-12-18 | 海盐新跃电器有限公司 | A kind of circuit of software optimization detection waveform output |
| CN109239428A (en) * | 2018-09-21 | 2019-01-18 | 北京广利核***工程有限公司 | A kind of nuclear power digitlization instrument control system response time test macro and method |
| CN109239428B (en) * | 2018-09-21 | 2021-10-01 | 北京广利核***工程有限公司 | Nuclear power digital instrument control system response time testing system and method |
| CN110442111A (en) * | 2019-07-02 | 2019-11-12 | 福建福清核电有限公司 | A kind of portable control system response time test device |
| CN110412382A (en) * | 2019-08-07 | 2019-11-05 | 中国核动力研究设计院 | A kind of S-VDU response time self-operated measuring unit based on image procossing |
| CN110412382B (en) * | 2019-08-07 | 2021-07-20 | 中核控制***工程有限公司 | S-VDU response time automatic measuring device based on image processing |
| CN112255994A (en) * | 2020-10-13 | 2021-01-22 | 浙江中控技术股份有限公司 | Real-time response test method and device for control system |
| CN112255994B (en) * | 2020-10-13 | 2022-02-22 | 浙江中控技术股份有限公司 | Real-time response test method and device for control system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100094 Yongfeng Road, Beijing, No., building 5, building 5 Patentee after: Beijing Guangli Nuclear Power Co., Ltd. Patentee after: China General Nuclear Power Corporation Address before: 100094 Yongfeng Road, Beijing, No., building 5, building 5 Patentee before: Beijing Guangli Nuclear Power Co., Ltd. Patentee before: China Guangdong Nuclear Power Group Co., Ltd. |
|
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Pei Hongwei Inventor after: He Wei Inventor after: Song Lixin Inventor after: Cao Zongsheng Inventor after: Meng Guangguo Inventor before: Pei Hongwei Inventor before: Cao Zongsheng Inventor before: Song Lixin |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120411 |