CN202421448U - Relay detecting device for nuclear power stations - Google Patents
Relay detecting device for nuclear power stations Download PDFInfo
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- CN202421448U CN202421448U CN2011205219784U CN201120521978U CN202421448U CN 202421448 U CN202421448 U CN 202421448U CN 2011205219784 U CN2011205219784 U CN 2011205219784U CN 201120521978 U CN201120521978 U CN 201120521978U CN 202421448 U CN202421448 U CN 202421448U
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Abstract
The utility model is suitable for techniques for carrying out online digital state detection and monitoring on electrical equipment, belongs to the field of key technologies of million-kilowatt-level nuclear power stations, and provides a relay detecting device for nuclear power stations. The device comprises an industrial personal computer, a programmable power supply, an acquisition card, a tester and a relay, wherein the industrial personal computer is respectively connected with the programmable power supply and the acquisition card; the programmable power supply is respectively connected with the industrial personal computer, the acquisition card and the tester; the acquisition card is respectively connected with the industrial personal computer, the programmable power supply and the tester; and the tester is respectively connected with the programmable power supply, the acquisition card and the relay. According to the utility model, through acquiring and analyzing the test data of the relay, the position at which a fault occurs of the relay is judged, or the aging degree and reliability of the relay are evaluated, therefore, the defects of the relay can be found early, the tripping and shutdown risks of a set can be reduced, and the operating reliability and safety of a nuclear power station can be improved.
Description
Technical field
The utility model belongs to online digitizing state-detection of power equipment and monitoring technique, also belongs to million kilowatt nuclear power station key technology area simultaneously, relates in particular to the nuclear power station electric relay detection device.
Background technology
Status of electric power detects and monitoring technique is the gordian technique of nuclear power station; In nuclear power station; Set up the technology platform that the nuclear power station opertaing device detects through exploitation ageing testing method, maintainability test method; Comprise aging, the maintainability test platform of setting up the nuclear power station plate,, thereby realize the aging diagnosis/test and management of nuclear power station opertaing device/plate so that state-detection and monitoring technique are applied to burn-in test, the maintainability test field of circuit board piece in the nuclear power station appearance control system; The reliability that improves nuclear power station operational outfit and spare part detects the maintenance level, promotes the safe operation of unit.
In electrical production operation field, the detection of the mechanical electric parameter of relay is an important step, and relay can be classified according to architectural feature, purposes, contact load, physical dimension and protection characteristic.Architectural feature according to relay is divided time-like, can relay be divided into three types of electromechanical relay, hybrid relay and solid-state relays.According to nuclear power plant equipment management with to the requirement of equipment operation reliability, can relay be divided into category-A relay, category-B relay, C class relay.Wherein the category-A relay is meant that and single failure relevant with nuclear safety causes shutting down shutdown or unit need be shut down the equipment that shutdown is handled; In the category-A relay, be subdivided into A1 class and A2 class again; This A1 class relay refers in the category-A relay relay of normal excitation, and A2 class relay refers in the category-A relay relay of excitation seldom; The category-B relay is meant the visual plant relevant with quality, in the category-B relay, is subdivided into B1 class and B2 class again, and this B1 class relay refers in the category-B relay relay of normal excitation, and B2 class relay refers in the category-B relay relay of excitation seldom; C class relay is meant the general device of no quality guarantee requirement.
In the logic control of nuclear power station and protection system, need to use a lot of relays.Electromagnetic relay is the control element of electromechanical, and design feature of himself and manufacturing process cause the total quality horizontal departure of electromagnetic relay, and the reliability of its use is well below other electron devices.
At present, relay is lacked effective pick-up unit,, therefore be difficult to accurately judge the performance of relay, the safe operation of nuclear power station is caused certain risk lack corresponding diagnostic device line relay aging.
The utility model content
The purpose of the utility model is to provide a kind of nuclear power station electric relay detection device, and this pick-up unit can accurately detect the performance of relay, finds the defective of relay in advance, reduces the risk that unit jumping machine is jumped heap.
The utility model is achieved in that a kind of nuclear power station electric relay detection device, and said device comprises industrial computer, programmable power supply, capture card, tester and relay;
Said industrial computer is connected with said programmable power supply and said capture card respectively, is used to send steering order to said programmable power supply and sends acquisition instructions to said capture card;
Said programmable power supply is connected with said industrial computer, said capture card and said tester respectively, is used for the steering order output voltage signal and current signal to said tester and the said capture card that send according to the said industrial computer that receives;
Said capture card is connected with said industrial computer, said programmable power supply, said tester respectively, is used for the test data of gathering said tester repeat circuit according to the acquisition instructions that the said industrial computer that receives sends;
Said tester is connected with said programmable power supply, said capture card and said relay respectively; Be used for the performance parameter that detects said relay according to the voltage signal of said programmable power supply output and current signal, and the performance parameter of detection is sent to said capture card.
Further, said device also comprises:
Magnifier or electron microscope are used to detect the outward appearance of relay.
Further, said device also comprises:
The measuring head that is connected with relay with tester respectively.
Further, said device also comprises:
The adapter that is connected with relay with measuring head respectively.
Further, said device also comprises:
The calibrating device that is connected with measuring head and industrial computer respectively.
Further, said device also comprises:
The storer that is connected with capture card.
Further, said device also comprises:
The data-analyzing machine that is connected with storer with industrial computer respectively.
Further, said device also comprises:
The printer that is connected with industrial computer.
Further, said device also comprises:
The human-computer interaction interface that is connected with industrial computer.
Further, said tester comprises at least a of time test device, potential tester, resistance tester.
In the utility model; Through obtain, the test data of split-phase relay judges the position that relay breaks down; Perhaps assess the degree of aging and the reliability of relay; Thereby can find the defective of relay ahead of time, reduce the risk that unit jumping machine is jumped heap, improve nuclear power station reliability of operation, security.
Description of drawings
Fig. 1 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model first embodiment;
Fig. 2 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model second embodiment;
Fig. 3 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 3rd embodiment;
Fig. 4 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 4th embodiment;
Fig. 5 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 5th embodiment;
Fig. 6 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 6th embodiment;
Fig. 7 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 7th embodiment;
Fig. 8 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 8th embodiment;
Fig. 9 is the structural drawing of the nuclear power station electric relay detection device that provides of the utility model the 9th embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
For the described technical scheme of the utility model is described, describe through specific embodiment below.
Embodiment one:
Fig. 1 shows the structural drawing of the nuclear power station electric relay detection device that the utility model first embodiment provides, and for the ease of explanation, only shows the part relevant with the utility model.
As shown in Figure 1, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14 and relay 15.Wherein industrial computer 11 is connected with programmable power supply 12 and capture card 13 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 respectively; Tester 14 is connected with programmable power supply 12, capture card 13 and relay 15 respectively.
Particularly; Industrial computer 11 sends steering order to programmable power supply 12 and sends acquisition instructions to capture card 13; Programmable power supply 12 receives after the steering order that industrial computer 11 sends, and voltage signal that output is corresponding with the steering order that receives and current signal be said tester 14 and capture card 13 extremely; After the acquisition instructions that these capture card 13 reception industrial computers 11 send, voltage signal and current signal that the test data of collecting test device 14 repeat circuits and programmable power supply 12 send; After the voltage signal and current signal that tester 14 reception programmable power supplys 12 send, relay 15 is tested accordingly, to obtain the various performance parameters of this relay 15, this tester 14 is sent to the parameters of obtaining in the capture card 13 again.
In the utility model first embodiment; The various performance parameters of the relay of gathering according to capture card 13 15 can be judged the situation of this relay 15: when relay 15 during for the relay newly bought, this nuclear power station electric relay detection device 1 judges according to the performance parameter of obtaining whether the performance parameter of this relay 15 meets the requirement as the nuclear power station spare part; When relay 15 is as the criterion when being ready for use on the relay of nuclear power station, this nuclear power station electric relay detection device 1 judges according to the performance parameter of obtaining whether the performance parameter of this relay 15 meets the requirement that runs on nuclear power station as horse back; When relay 15 was the operating relay of nuclear power station, this nuclear power station electric relay detection device 1 judged according to the performance parameter of obtaining whether the performance parameter of this relay 15 meets the requirement that continues to run in the nuclear power station.Because the utility model embodiment can accurately judge the performance of measured relay according to the test data of obtaining, thereby reduce the risk that unit jumping machine is jumped heap, improved the security and the reliability of nuclear power station.
Embodiment two:
Fig. 2 shows the structural drawing of the nuclear power station electric relay detection device that the utility model second embodiment provides; Present embodiment has mainly increased magnifier and/or electron microscope on the basis of embodiment one; For the ease of explanation, in Fig. 2, only show the pick-up unit that comprises electron microscope.
In Fig. 2, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15 and electron microscope 16.Wherein industrial computer 11 is connected with programmable power supply 12 and capture card 13 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 and electron microscope 16 respectively; Tester 14 is connected with programmable power supply 12, capture card 13 and relay 15 respectively; Electron microscope 16 is connected with relay 15 with capture card 13 respectively.
In the present embodiment; Gather voltage signal, the current signal of programmable power supply 12 at capture card 13; Before the test data of collecting test device 14 repeat circuits 15; This capture card 13 is at first gathered the apparent parameter of electron microscope 16 repeat circuits 15, whether has phenomenon of rupture etc. such as the outward appearance of relay 15.Among the utility model embodiment; The apparent parameter of the relay of at first gathering according to capture card 13 judges whether relay 15 exists open defect; And when there was open defect in relay 15, no longer use test device 14 detected the performance of this relay 15, and there is the relay of defective in screening; Accelerate detection procedure, improved detection efficiency.
Embodiment three:
Fig. 3 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 3rd embodiment provides, and present embodiment has mainly increased measuring head on the basis of embodiment one, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 3, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15 and measuring head 17.Wherein industrial computer 11 is connected with programmable power supply 12 and capture card 13 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 respectively; Tester 14 is connected with programmable power supply 12, capture card 13 and relay 15 respectively, and wherein, tester 14 is connected with relay 15 through measuring head 17.
In the present embodiment, measuring head 17 connects testers 14 and relays 15, is used for relay 15 is detected, and can obtain the test data of relay 15 more easily through this measuring head 17, improves the reliability that detects.
Embodiment four:
Fig. 4 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 4th embodiment provides, and present embodiment has mainly increased adapter on the basis of embodiment three, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 4, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15, measuring head 17 and adapter 18.Wherein industrial computer 11 is connected with programmable power supply 12 and capture card 13 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 respectively; Tester 14 is connected with programmable power supply 12, capture card 13, measuring head 17 respectively; Measuring head 17 is connected with adapter 18 with tester 14 respectively; Adapter 18 is connected with relay 15 with measuring head 17 respectively.
In the present embodiment; Seeing that the interface of the voltage of measuring head 17 and relay 15 situation all inequality under most situation; Therefore in nuclear power station electric relay detection device 1, increase adapter 18, increase the applicability that this nuclear power station electric relay detection device 1 detects different model relay 15 performances.
Embodiment five:
Fig. 5 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 5th embodiment provides, and present embodiment has mainly increased calibrating device on the basis of embodiment four, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 5, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15, measuring head 17, adapter 18 and calibrating device 19.Wherein industrial computer 11 is connected with programmable power supply 12, capture card 13 and calibrating device 19 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14, calibrating device 19 respectively; Tester 14 is connected with programmable power supply 12, capture card 13, measuring head 17 respectively; Measuring head 17 is connected with tester 14, adapter 18, calibrating device 19 respectively; Adapter 18 is connected with relay 15 with measuring head 17 respectively; Calibrating device 19 is connected with measuring head 17 with industrial computer 11 respectively.
In the present embodiment; Calibrating device 19 receives after the calibration command of industrial computer 11, and the voltage signal of calibrating device 19 collecting test heads 17 compares with the normal voltage signal that sends; The calibration electric relay detection device is measured the measuring accuracy of passage, improves the accuracy of measuring.
Embodiment six:
Fig. 6 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 6th embodiment provides, and present embodiment has mainly increased storer on the basis of embodiment four, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 6, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15, measuring head 17, adapter 18 and storer 20.Wherein industrial computer 11 is connected with programmable power supply 12 and capture card 13 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 and storer 20 respectively; Tester 14 is connected with programmable power supply 12, capture card 13, measuring head 17 respectively; Measuring head 17 is connected with adapter 18 with tester 14 respectively; Adapter 18 is connected with relay 15 with measuring head 17 respectively.
In the present embodiment, storer 20 is used for each item test data that storage of collected card 13 is gathered, so that follow-up checking and analyzing.
Embodiment seven:
Fig. 7 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 7th embodiment provides, and present embodiment has mainly increased data-analyzing machine on the basis of embodiment six, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 7, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15, measuring head 17, adapter 18, storer 20 and data-analyzing machine 21.Wherein industrial computer 11 is connected with programmable power supply 12, capture card 13 and data-analyzing machine 21 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 and storer 20 respectively; Tester 14 is connected with programmable power supply 12, capture card 13, measuring head 17 respectively; Measuring head 17 is connected with adapter 18 with tester 14 respectively; Adapter 18 is connected with relay 15 with measuring head 17 respectively; Data-analyzing machine 21 is connected with storer 20 with industrial computer 11 respectively.
In the present embodiment; Adopt data-analyzing machine 21 to receive the analysis instruction that industrial computer 11 sends; And according to analysis instruction analyzing stored device 20 test datas that receive, data-analyzing machine 21 judges according to the limit value that provides whether the performance parameter of relay 15 is qualified, perhaps judges the degree of aging of relay 15; Perhaps judge abort situation of relay 15 or the like, and the result that will judge and raw data are sent to storage in the storer 20.
Embodiment eight:
Fig. 8 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 8th embodiment provides, and present embodiment has mainly increased printer on the basis of embodiment six, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 8, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15, measuring head 17, adapter 18, storer 20 and printer 22.Wherein industrial computer 11 is connected with programmable power supply 12, capture card 13 and printer 22 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 and storer 20 respectively; Tester 14 is connected with programmable power supply 12, capture card 13, measuring head 17 respectively; Measuring head 17 is connected with adapter 18 with tester 14 respectively; Adapter 18 is connected with relay 15 with measuring head 17 respectively; Storer 20 is connected with capture card 13.
Among the utility model embodiment, adopt the printer 22 that is connected with industrial computer 11 to print each item test data and the test result of relay 15, be convenient to the user and preserve and consult.
Embodiment nine:
Fig. 9 shows the structural drawing of the nuclear power station electric relay detection device that the utility model the 9th embodiment provides, and present embodiment has mainly increased human-computer interaction interface on the basis of embodiment six, for the ease of explanation, only shows the part relevant with present embodiment.
As shown in Figure 9, this nuclear power station electric relay detection device 1 comprises: industrial computer 11, programmable power supply 12, capture card 13, tester 14, relay 15, measuring head 17, adapter 18, storer 20 and human-computer interaction interface 23.Wherein industrial computer 11 is connected with programmable power supply 12, capture card 13 and human-computer interaction interface 23 respectively; Programmable power supply 12 is connected with industrial computer 11, capture card 13 and tester 14 respectively; Capture card 13 is connected with industrial computer 11, programmable power supply 12, tester 14 and storer 20 respectively; Tester 14 is connected with programmable power supply 12, measuring head 17, capture card 13 respectively; Measuring head 17 is connected with adapter 18 with tester 14 respectively; Adapter 18 is connected with relay 15 with measuring head 17 respectively; Storer 20 is connected with capture card 13.
In the present embodiment, when human-computer interaction interface 23 receives the selection instruction of users' input, and select to detect the performance item of relay 15 according to this selection instruction; When human-computer interaction interface 23 receives the initial conditions that detects relay 15 when being provided with, be provided with according to the initial conditions that receives and detect relay 15; When human-computer interaction interface 23 receive user input check instruction the time, show corresponding test data or test result.
As a preferred embodiment of the utility model, tester 14 comprises at least a of time test device, potential tester, resistance tester.Wherein the time test device is used for the actuation time of busy relay 15 under different condition, release time, lock in time etc.; Potential tester is used for the open-circuit voltage of busy relay 15 under different condition, touch voltage etc.; Resistance tester is used for the contact resistance of busy relay 15 under different condition, insulation resistance etc.
In the utility model; Through obtain, the test data of split-phase relay judges the position that relay breaks down; Perhaps assess the degree of aging and the reliability of relay; Thereby can find the defective of relay ahead of time, reduce the risk that unit jumping machine is jumped heap, improve nuclear power station reliability of operation, security.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. the nuclear power station electric relay detection device is characterized in that, said device comprises industrial computer, programmable power supply, capture card, tester and relay;
Said industrial computer is connected with said programmable power supply and said capture card respectively, is used to send steering order to said programmable power supply and sends acquisition instructions to said capture card;
Said programmable power supply is connected with said industrial computer, said capture card and said tester respectively, is used for the steering order output voltage signal and current signal to said tester and the said capture card that send according to the said industrial computer that receives;
Said capture card is connected with said industrial computer, said programmable power supply, said tester respectively, is used for the test data of gathering said tester repeat circuit according to the acquisition instructions that the said industrial computer that receives sends;
Said tester is connected with said programmable power supply, said capture card and said relay respectively; Be used for the performance parameter that detects said relay according to the voltage signal of said programmable power supply output and current signal, and the performance parameter of detection is sent to said capture card.
2. nuclear power station electric relay detection device as claimed in claim 1 is characterized in that, said device also comprises:
Magnifier or electron microscope are used to detect the outward appearance of relay.
3. nuclear power station electric relay detection device as claimed in claim 1 is characterized in that, said device also comprises:
The measuring head that is connected with relay with tester respectively.
4. nuclear power station electric relay detection device as claimed in claim 3 is characterized in that, said device also comprises:
The adapter that is connected with relay with measuring head respectively.
5. nuclear power station electric relay detection device as claimed in claim 4 is characterized in that, said device also comprises:
The calibrating device that is connected with measuring head and industrial computer respectively.
6. nuclear power station electric relay detection device as claimed in claim 1 is characterized in that, said device also comprises:
The storer that is connected with capture card.
7. nuclear power station electric relay detection device as claimed in claim 6 is characterized in that, said device also comprises:
The data-analyzing machine that is connected with storer with industrial computer respectively.
8. nuclear power station electric relay detection device as claimed in claim 6 is characterized in that, said device also comprises:
The printer that is connected with industrial computer.
9. like each described nuclear power station electric relay detection device of claim 1 to 8, it is characterized in that said device also comprises:
The human-computer interaction interface that is connected with industrial computer.
10. nuclear power station electric relay detection device as claimed in claim 1 is characterized in that, said tester comprises at least a of time test device, potential tester, resistance tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205219784U CN202421448U (en) | 2011-12-14 | 2011-12-14 | Relay detecting device for nuclear power stations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205219784U CN202421448U (en) | 2011-12-14 | 2011-12-14 | Relay detecting device for nuclear power stations |
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| Publication Number | Publication Date |
|---|---|
| CN202421448U true CN202421448U (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205219784U Expired - Lifetime CN202421448U (en) | 2011-12-14 | 2011-12-14 | Relay detecting device for nuclear power stations |
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| CN (1) | CN202421448U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278769A (en) * | 2013-06-27 | 2013-09-04 | 北京铁路信号有限公司 | Detection device for relay |
| CN103336841A (en) * | 2013-07-17 | 2013-10-02 | 苏州热工研究院有限公司 | Method for screening and grading aging management objects in nuclear power plant |
| CN103487688A (en) * | 2013-09-18 | 2014-01-01 | 上海理工大学 | Testing device of TRIM module and RIM module based on virtual instrument |
| CN103811087A (en) * | 2012-11-14 | 2014-05-21 | 中国广东核电集团有限公司 | Aging control method and device of nuclear power station instrument control equipment |
| CN106546915A (en) * | 2016-10-27 | 2017-03-29 | 简式国际汽车设计（北京）有限公司 | A kind of high-voltage relay adhesion state detection circuit and system |
-
2011
- 2011-12-14 CN CN2011205219784U patent/CN202421448U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103811087A (en) * | 2012-11-14 | 2014-05-21 | 中国广东核电集团有限公司 | Aging control method and device of nuclear power station instrument control equipment |
| CN103278769A (en) * | 2013-06-27 | 2013-09-04 | 北京铁路信号有限公司 | Detection device for relay |
| CN103278769B (en) * | 2013-06-27 | 2016-05-11 | 北京铁路信号有限公司 | A kind of checkout gear of relay |
| CN103336841A (en) * | 2013-07-17 | 2013-10-02 | 苏州热工研究院有限公司 | Method for screening and grading aging management objects in nuclear power plant |
| CN103487688A (en) * | 2013-09-18 | 2014-01-01 | 上海理工大学 | Testing device of TRIM module and RIM module based on virtual instrument |
| CN106546915A (en) * | 2016-10-27 | 2017-03-29 | 简式国际汽车设计（北京）有限公司 | A kind of high-voltage relay adhesion state detection circuit and system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA GENERAL NUCLEAR GROUP CO., LTD. Free format text: FORMER OWNER: DAYAWAN NUCLEAR POWER RUNNING MANAGEMENT CO., LTD. Effective date: 20141216 Owner name: GUANGDONG NUCLEAR POWER JOINT CO., LTD. Free format text: FORMER OWNER: CHINA GENERAL NUCLEAR GROUP CO., LTD. Effective date: 20141216 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA GENERAL NUCLEAR GROUP CO., LTD. Free format text: FORMER NAME: CHINA GUANGDONG NUCLEAR POWER GROUP CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee after: CHINA GENERAL NUCLEAR POWER Corp. Patentee after: DAYABAY NUCLEAR POWER OPERATIONS AND MANAGEMENT Co.,Ltd. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: CHINA GUANGDONG NUCLEAR POWER GROUP Co.,Ltd. Patentee before: DAYABAY NUCLEAR POWER OPERATIONS AND MANAGEMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141216 Address after: 518031 Guangdong city of Shenzhen province Futian District science and technology building, Shangbu Road 15 Patentee after: GUANGDONG NUCLEAR POWER JOINT VENTURE Co.,Ltd. Patentee after: CHINA GENERAL NUCLEAR POWER Corp. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: CHINA GENERAL NUCLEAR POWER Corp. Patentee before: DAYABAY NUCLEAR POWER OPERATIONS AND MANAGEMENT Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
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| CX01 | Expiry of patent term |