CN202034064U - Device for detecting performance of DCS signal transmission module - Google Patents
Device for detecting performance of DCS signal transmission module Download PDFInfo
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- CN202034064U CN202034064U CN2011200700918U CN201120070091U CN202034064U CN 202034064 U CN202034064 U CN 202034064U CN 2011200700918 U CN2011200700918 U CN 2011200700918U CN 201120070091 U CN201120070091 U CN 201120070091U CN 202034064 U CN202034064 U CN 202034064U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model belongs to the technical field of failure diagnosis, test and training of DCSs (Data Communication Systems) in nuclear power stations, and particularly relates to a device for detecting the performance of a DCS signal transmission module. The device comprises a signal generator, a tested transmission module, a calculating unit and a state monitoring module, a signal sent by the signal generator is transmitted through two different signal transmission methods, namely a bus and a hardwire, a signal transmitted by the bus is directly transmitted to the calculating unit, a signal transmitted by the hardwire passes through the tested transmission module and then is transmitted to the calculating unit, and the calculating unit compares the two signals to determine the performance of the DCS signal transmission module, and displays the comparison result through the state monitoring module. The device provided by the utility model is applied to the domestic nuclear power DCS application field for the first time.
Description
Technical field
The utility model belongs to nuclear power station DCS system fault diagnosis, testing and training technical field, is specially a kind of DCS system signal transmission module device for detecting performance.
Background technology
In order to guarantee the availability of nuclear power station safety total system, standard IEEE 934-1987 and EJ-T564-2004 explicitly call for and must verify replacing spare part; Present nuclear power station DCS system and the unmatchful system signal transmission module device that (comprising analog quantity inputting modular unit, analog quantity output module, switching value inputting modular unit and switching value output module), performance detected automatically.Nuclear power station DCS system signal transmission module is if fault, and deviation appears in transmission signals, will influence the accuracy of DCS system, directly has influence on the economic benefit and the security performance of nuclear power station.
Summary of the invention
The purpose of this utility model is to provide a kind of DCS system signal transmission module device for detecting performance, with realization system signal transmission module performance is detected automatically.
The technical solution of the utility model is as follows:
A kind of DCS system signal transmission module device for detecting performance, comprise signal generator, tested transmission module, computing unit and state monitoring module, after signal generator sends signal, respectively by bus and two kinds of signal transmission form transmission of hardwire, wherein the signal of bus transfer directly transfers to computing unit, the signal of hardwire transmission transfers to computing unit after by tested transmission module, and computing unit compares two paths of signals, and comparative result shows by state monitoring module.
Described tested transmission module comprises analog quantity inputting modular unit, analog quantity output module, switching value inputting modular unit and switching value output module.
For analog quantity inputting modular unit or switching value inputting modular unit, signal generator connects analog quantity inputting modular unit or switching value inputting modular unit by hardwire, and analog quantity inputting modular unit or switching value inputting modular unit are connected with computing unit.
For analog quantity output module or switching value output module, signal generator is connected with analog quantity output module or switching value output module, and analog quantity output module or switching value output module are connected with computing unit by hardwire.
Described bus is the L2BUS bus of AREVA company.
Described hardwire is an enameled wire.
Described computing unit is a PC.
The remarkable result that the utility model is obtained is:
The concrete configuration characteristics of the utility model syncaryon power plant safety instrument control system, in nuclear power station multifunctional testing and training platform, adopt two kinds of different signal transmission forms of bus and hardwire, compare to determine the performance of DCS system signal transmission module by the signal that two kinds of transmission modes are obtained, reject the bad transmission module of performance, to reach the purpose that detects its performance, guarantee the degree of accuracy and the accuracy of DCS system.This installs at home and adopts first in the nuclear power DCS application.
Bus transfer adopts digital transmission mode, the precision height, and antijamming capability is strong, and extended capability is strong; The analog quantity and switching value signal of on-the-spot process equipment is many to be transmitted by hardwire and output to from in-situ transducer or other process equipments input DCS system equipment or from the DCS system, therefore select the bus transfer signal standard signal of signal as a comparison for use in this device, and be connected the hard wired mode that adopts with DCS system signal transmission module.
Description of drawings
Fig. 1 is a kind of DCS system signal of the utility model transmission module device for detecting performance structural drawing;
Fig. 2 is a kind of DCS system simulation of the utility model amount inputting modular unit device for detecting performance structural drawing;
Fig. 3 is a kind of DCS system simulation of the utility model amount output module device for detecting performance structural drawing;
Fig. 4 is a kind of DCS system switching of the utility model amount inputting modular unit device for detecting performance structural drawing;
Fig. 5 is a kind of DCS system switching of the utility model amount output module device for detecting performance structural drawing.
Embodiment
Below in conjunction with drawings and the specific embodiments the present invention is described in further detail.
Usually, DCS system signal transmission module comprises a plurality of signalling channels, each signalling channel of signal transmission module is detected all qualifiedly represent that just this module is qualified.As shown in Figure 1, a kind of DCS system signal transmission module device for detecting performance comprises signal generator, tested transmission module, computing unit (as PC etc.) and state monitoring module, after signal generator sends signal (comprising analog signals and switching value signal), respectively by two kinds of different signal transmission form transmission of bus and hardwire, wherein bus signals directly transfers to computing unit, the signal of hardwire transmission transfers to computing unit after by tested transmission module, computing unit compares two paths of signals, determine of the influence of DCS system transmissions module with this, and comparative result is shown by state monitoring module signal.
As shown in Figure 2, for the analog quantity inputting modular unit, after signal generator sends analog signals, transmit by bus mode and hardwire mode respectively, wherein bus signals directly transfers to computing unit, other one road signal is connected to the analog quantity inputting modular unit through hardwire, the analog quantity inputting modular unit directly inputs to computing unit with signal, by computing unit the two-way transmission signals is compared, if relatively deviation is less than 0.25%, then this signalling channel is qualified, otherwise is defective, and comparative result is shown by state monitoring module, by that analogy, all signalling channels on this module are compared one by one, if all signalling channels are all qualified, then this signal transmission module performance meets the demands.
As shown in Figure 3, for the analog quantity output module, after signal generator sends analog signals, transmit by bus mode and hardwire mode respectively, wherein bus signals directly transfers to computing unit, other one road signal is directly by after the signal generator process analog quantity output module, be transferred to computing unit in hard wired mode, by computing unit the two-way transmission signals is compared, if relatively deviation is less than 0.25%, then this signalling channel is qualified, otherwise is defective, and comparative result is shown by state monitoring module, by that analogy, all signalling channels on this module are compared one by one, if all signalling channels are all qualified, then this signal transmission module performance meets the demands.
As shown in Figure 4, for the switching value inputting modular unit, after signal generator sends the switching value signal, transmit by bus mode and hardwire mode respectively, wherein bus signals directly transfers to computing unit, other one road signal is connected to the switching value inputting modular unit through hardwire, the switching value inputting modular unit directly inputs to computing unit with signal, by computing unit the two-way transmission signals is compared, if two paths of signals is in full accord, then this signalling channel is qualified, otherwise is defective, and comparative result is shown by state monitoring module; By that analogy, all signalling channels on this module are compared one by one, if all signalling channels are all qualified, then this signal transmission module performance meets the demands.
As shown in Figure 5, for the switching value output module, after signal generator sends the switching value signal, transmit by bus mode and hardwire mode respectively, wherein bus signals directly transfers to computing unit, other one road signal is directly by after the signal generator process switching value output module, be transferred to computing unit in hard wired mode, by computing unit the two-way transmission signals is compared, if two paths of signals is in full accord, then this signalling channel is qualified, otherwise is defective, and comparative result is shown by state monitoring module; By that analogy, all signalling channels on this module are compared one by one, if all signalling channels are all qualified, then this signal transmission module performance meets the demands.
Wherein, described bus is the L2BUS bus of AREVA company, and hardwire is an enameled wire.
Claims (7)
1. DCS system signal transmission module device for detecting performance, it is characterized in that: comprise signal generator, tested transmission module, computing unit and state monitoring module, after signal generator sends signal, respectively by bus and two kinds of signal transmission form transmission of hardwire, wherein the signal of bus transfer directly transfers to computing unit, the signal of hardwire transmission transfers to computing unit after by tested transmission module, computing unit compares two paths of signals, and comparative result shows by state monitoring module.
2. a kind of DCS system signal transmission module device for detecting performance according to claim 1, it is characterized in that: described tested transmission module comprises analog quantity inputting modular unit, analog quantity output module, switching value inputting modular unit and switching value output module.
3. a kind of DCS system signal transmission module device for detecting performance according to claim 2, it is characterized in that: for analog quantity inputting modular unit or switching value inputting modular unit, signal generator connects analog quantity inputting modular unit or switching value inputting modular unit by hardwire, and analog quantity inputting modular unit or switching value inputting modular unit are connected with computing unit.
4. a kind of DCS system signal transmission module device for detecting performance according to claim 2, it is characterized in that: for analog quantity output module or switching value output module, signal generator is connected with analog quantity output module or switching value output module, and analog quantity output module or switching value output module are connected with computing unit by hardwire.
5. a kind of DCS system signal transmission module device for detecting performance according to claim 1, it is characterized in that: described bus is the L2BUS bus of AREVA company.
6. a kind of DCS system signal transmission module device for detecting performance according to claim 1, it is characterized in that: described hardwire is an enameled wire.
7. a kind of DCS system signal transmission module device for detecting performance according to claim 1, it is characterized in that: described computing unit is a PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200700918U CN202034064U (en) | 2011-03-17 | 2011-03-17 | Device for detecting performance of DCS signal transmission module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200700918U CN202034064U (en) | 2011-03-17 | 2011-03-17 | Device for detecting performance of DCS signal transmission module |
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| CN202034064U true CN202034064U (en) | 2011-11-09 |
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| CN2011200700918U Expired - Lifetime CN202034064U (en) | 2011-03-17 | 2011-03-17 | Device for detecting performance of DCS signal transmission module |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981498A (en) * | 2012-11-22 | 2013-03-20 | 北京广利核系统工程有限公司 | Independent test link for distributed control system (DCS) field control station system diagnosis |
| CN103137227A (en) * | 2013-01-29 | 2013-06-05 | 北京广利核系统工程有限公司 | Software common mode failure detection system of nuclear power station security level DCS and control method thereof |
| CN103592878A (en) * | 2013-11-19 | 2014-02-19 | 中国神华能源股份有限公司 | Device and method for transmitting multiple switching value signals in different systems |
| CN113608513A (en) * | 2021-06-17 | 2021-11-05 | 中国大唐集团科学技术研究院有限公司华东电力试验研究院 | DCS real-time testing device and method |
-
2011
- 2011-03-17 CN CN2011200700918U patent/CN202034064U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981498A (en) * | 2012-11-22 | 2013-03-20 | 北京广利核系统工程有限公司 | Independent test link for distributed control system (DCS) field control station system diagnosis |
| CN102981498B (en) * | 2012-11-22 | 2014-08-13 | 北京广利核系统工程有限公司 | Independent test link for distributed control system (DCS) field control station system diagnosis |
| CN103137227A (en) * | 2013-01-29 | 2013-06-05 | 北京广利核系统工程有限公司 | Software common mode failure detection system of nuclear power station security level DCS and control method thereof |
| CN103137227B (en) * | 2013-01-29 | 2016-01-13 | 北京广利核系统工程有限公司 | The software common mode failure detection system of nuclear power station security level DCS and control method thereof |
| CN103592878A (en) * | 2013-11-19 | 2014-02-19 | 中国神华能源股份有限公司 | Device and method for transmitting multiple switching value signals in different systems |
| CN113608513A (en) * | 2021-06-17 | 2021-11-05 | 中国大唐集团科学技术研究院有限公司华东电力试验研究院 | DCS real-time testing device and method |
| CN113608513B (en) * | 2021-06-17 | 2024-01-19 | 中国大唐集团科学技术研究院有限公司华东电力试验研究院 | DCS system real-time testing device and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111109 |
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| CX01 | Expiry of patent term |