CN108198638A - Shutdown breaker routine test system and method based on soft logic - Google Patents
Shutdown breaker routine test system and method based on soft logic Download PDFInfo
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- CN108198638A CN108198638A CN201711262192.3A CN201711262192A CN108198638A CN 108198638 A CN108198638 A CN 108198638A CN 201711262192 A CN201711262192 A CN 201711262192A CN 108198638 A CN108198638 A CN 108198638A
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- shutdown
- breaker
- test
- signal
- switch
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/12—Sensitive element forming part of control element
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/102—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain the sensitive element being part of a fuel element or a fuel assembly
-
- 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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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a kind of shutdown breaker routine test system and methods based on soft logic, it is related to equipment testing field, the system includes test switch, signal gathering unit, CPU module and signal output unit, test switch includes 3 testing buttons and 1 test switch, each testing button corresponds to the test of one group of shutdown breaker of control, and the test switchs the test and operation two states for controlling reactor trip breaker cabinet；The status signal in collecting test switch and 6 shutdown auxiliary contacts of circuit breaker, the state of the shutdown auxiliary contacts of circuit breaker and the state synchronized of shutdown breaker main contacts is applied alone in signal acquisition.The present invention can ensure that stablizing for shutdown breaker test carries out.
Description
Technical field
The present invention relates to equipment testing fields, and in particular to a kind of shutdown breaker routine test system based on soft logic
And method.
Background technology
Shutdown breaker is the important component that reactor protection system performs shutdown function in nuclear power station, for autogamy in future
The power supply of electric system is supplied to rod control system.When opening heap and normal reactor operation, shutdown breaker closing, control rod carries
It rises, electrical source of power needed for underthrust and holding control stick position is switched on.In reactor normal shutdown and emergency shut-down, shutdown
Breaker disconnects, and control rod drive mechanism runs out of steam power supply, control rod by its own gravity quick insertion reactor core, so as to fulfill
The safety of reactor is closed down.The main circuit connection form of common reactor trip breaker cabinet mainly using 1/2 form, 2/3 form and
2/4 form, wherein 2/3 form be frequently with form.The reactor trip breaker cabinet of 2/3 form takes the shutdown of " two from three " to patrol
Volume, it is made of 6 breakers, as shown in Figure 1, wherein A1, A2 are A group breakers to structure type, and B1, B2 are the open circuit of B groups
Device, C1, C2 are C group breakers.
In general, the availability to check shutdown breaker, need to periodically be tested according to certain period.Carrying out shutdown
During circuit-breaker testing, typically one group or single breaker are tested, for the shutdown breaker of 2/3 form, if
After the completion of certain group shutdown breaker test, be not restored in time in the logic sequence of reactor trip breaker cabinet or restore less than
Position, the test or the maloperation due to operator for carrying out next channel again at this time disconnect feelings when there are 2 groups or more breakers
During shape, spurious shutdown will be triggered.
Invention content
For defect in the prior art, the purpose of the present invention is to provide a kind of shutdown open circuits based on soft logic
Device routine test system, the present invention can ensure that stablizing for shutdown breaker test carries out.
To achieve the above objectives, the technical solution adopted by the present invention is that, including：
Test switch, including 3 testing buttons and 1 test switch, each testing button corresponds to one group of shutdown of control
The test of breaker, the test switch the test and operation two states for controlling reactor trip breaker cabinet；
Signal gathering unit is used for the status signal of collecting test switch and 6 shutdown auxiliary contacts of circuit breaker, described
The state of shutdown auxiliary contacts of circuit breaker and the state synchronized of shutdown breaker main contacts；
CPU module, the status signal for being used to receiving signal gathering unit collection, the control signal for receiving testing button and
Break to shutdown breaker output drive signal and to shutdown when the state of 6 shutdown auxiliary contacts of circuit breaker is all combined floodgate
Road device main contacts opening time timing, the drive signal are used to control the separating brake of every group of shutdown breaker main contacts；
Signal output unit is used to the drive signal that CPU module exports being sent to corresponding shutdown breaker；
Wherein, the state of the shutdown auxiliary contacts of circuit breaker and shutdown breaker main contacts includes switch closing and switch opening.
Based on the above technical solution, it is sent to CPU after the status signal isolation of the signal gathering unit acquisition
Module is sent to corresponding shutdown breaker after the drive signal isolation of the signal output unit output.
Based on the above technical solution, display unit is further included, the display unit includes the survey set on console
The separating brake indicator light and the test switch in reactor trip breaker cabinet of runin off status indicator light and three groups of shutdown breakers
The separating brake indicator light of status indicator lamp and three groups of shutdown breakers, and the test switch is located at console.
Based on the above technical solution, communication module is further included, the communication module is used for signal gathering unit
The status signal of test switch, the status signal of 6 shutdown auxiliary contacts of circuit breaker and the reactor trip breaker cabinet test of acquisition
As a result it is uploaded to background server.
The present invention also provides a kind of shutdown breaker routine test methods based on soft logic, which is characterized in that including：
S1：Initialization test system, goes to S2；
S2：Signal gathering unit collecting test switchs and the status signal of 6 shutdown auxiliary contacts of circuit breaker, and will acquisition
Status signal be sent to CPU module；
S3：Whether the status signal of test switch that CPU module judges to receive is test mode signal, if so, going to
S4, if it is not, the then status signal of 6 shutdown auxiliary contacts of circuit breaker of circle collection；
S4：CPU module judges that 6 shutdown breaker auxiliary are touched according to the status signal of 6 shutdown auxiliary contacts of circuit breaker
Whether point all closes a floodgate, if so, S5 is gone to, if it is not, the status signal of 6 shutdown auxiliary contacts of circuit breaker is then acquired again, and weight
Multiple S4；
S5：CPU module poll respectively tests switch, right when receiving and only receiving the control signal that a test switchs
Control signal judges to control whether signal also exists after carrying out de-jitter, if so, S6 is gone to, if it is not, repeating S5；
S6：Drive signal is sent to corresponding one group of shutdown open circuit by CPU module output drive signal, signal output unit
Device controls the main contacts separating brake of this group of shutdown breaker, then goes to S3.
Based on the above technical solution, in step S1, after initialization test system, signal gathering unit acquires 6
The status signal of shutdown auxiliary contacts of circuit breaker, while when test switch is test mode, go to S2 one group of shutdown of progress and break
The test of road device, if it is not, then repetitive cycling acquires the status signal of 6 shutdown auxiliary contacts of circuit breaker.
Based on the above technical solution, it is sent to CPU after the status signal isolation of the signal gathering unit acquisition
Module is sent to corresponding shutdown breaker after the drive signal isolation of the signal output unit output.
Based on the above technical solution, the test switch is located at console, and survey is additionally provided on the console
The separating brake indicator light of runin off status indicator light and three groups of shutdown breakers, the reactor trip breaker cabinet refer to equipped with test mode
Show the separating brake indicator light of lamp and three groups of shutdown breakers.
Based on the above technical solution, when test switch is test mode, on console and reactor trip breaker cabinet
Test on off state indicator light amount.
Based on the above technical solution, when drive signal controls the main contacts separating brake of certain group shutdown breaker, control
The corresponding separating brake indicator light amount of this group of shutdown breaker on platform processed and reactor trip breaker cabinet represents to test this group of shutdown breaker
Success.
Compared with prior art, the advantage of the invention is that：Only broken each time to one group of shutdown by logical interlock guarantee
Road device is tested, meanwhile, setting test switch selects the operation of reactor trip breaker cabinet with measurement condition, and shutdown is broken
The operation of road device cabinet and measurement condition separation, so as to which test be made to minimize the normal operation influence of entire shutdown breaker,
Ensure the safety of test.
Description of the drawings
Fig. 1 is the reactor trip breaker cabinet structure diagram of 2/3 forms of protection；
Fig. 2 is a kind of flow chart of the shutdown breaker routine test method based on soft logic of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing.
The present invention provides a kind of shutdown breaker routine test system based on soft logic, for 2/3 forms of protection
Reactor trip breaker cabinet is tested, and reactor trip breaker cabinet includes three groups of shutdown breakers, and every group of shutdown breaker includes 2
Shutdown breaker, it is other when one group of shutdown breaker in the reactor trip breaker cabinet to 2/3 forms of protection carries out separating brake test
2 groups of shutdown breakers are necessary for "on" position, not then can trigger shutdown, influence the normal operation of nuclear power station.The base of the present invention
Include test switch, signal gathering unit, CPU module, signal output list in the shutdown breaker routine test system of soft logic
Member, display unit and communication module.Specifically：
Test switch includes 3 testing buttons and 1 test switch, and each testing button, which corresponds to, controls one group of shutdown open circuit
The test of device, i.e., each testing button correspond to one group of shutdown breaker,.Test switchs the test for controlling reactor trip breaker cabinet
With operation two states, i.e., by testing, to switch control reactor trip breaker cabinet be operating status or into test mode, similar
In the master switch of entire test process.
Signal gathering unit switchs for collecting test and the status signal of 6 shutdown auxiliary contacts of circuit breaker, shutdown are broken
The state of road device auxiliary contact and the state synchronized of shutdown breaker main contacts, shutdown auxiliary contacts of circuit breaker and shutdown breaker
The state of main contacts includes switch closing and switch opening.A certain number of attachmentes are generally fitted in the attachment cabin of shutdown breaker, such as
Auxiliary contact, alarm actuating contact, composite contact etc..
CPU module is used to receive the status signal of signal gathering unit collection, receives the control signal of testing button and when 6
To shutdown breaker output drive signal and to shutdown breaker when the state of a shutdown auxiliary contacts of circuit breaker is all combined floodgate
Main contacts opening time timing, i.e. testing button are pressed to shutdown breaker main contacts opening time and carry out timing.Drive signal
For controlling the separating brake of every group of shutdown breaker main contacts.Testing button closure can then send out control signal to CPU module, and then
CPU module sends out the drive signal for the testing button to be controlled to correspond to one group of shutdown breaker.Signal output unit is used for will
The drive signal of CPU module output is sent to corresponding shutdown breaker.After the status signal isolation of signal gathering unit acquisition
CPU module is sent to, corresponding shutdown breaker is sent to after the drive signal isolation of signal output unit output.
Display unit includes the separating brake instruction of the test on off state indicator light and three groups of shutdown breakers set on console
Lamp and test on off state indicator light and the separating brake indicator light of three groups of shutdown breakers in reactor trip breaker cabinet, and
Test switch is located at console, and entire test process is manipulated in console.When test switch is test mode, test
On off state indicator light is bright.
Communication module is used for the status signal for switching the test that signal gathering unit acquires, 6 shutdown breaker auxiliary
The status signal and reactor trip breaker cabinet test result of contact are uploaded to background server, are protected in order to the collection of test data
It deposits.When drive signal controls certain to organize shutdown breaker main contacts separating brake, this group of shutdown open circuit on console and reactor trip breaker cabinet
The corresponding separating brake indicator light amount of device, then it represents that be successfully to this group of shutdown breaker test result.
Shown in Figure 2, the present invention also provides a kind of shutdown breakers based on soft logic based on above-mentioned test system
Routine test method, including：
S1：Initialization test system goes to S2, carries out the test of one group of shutdown breaker.Specifically, initialization test system
After system, signal gathering unit acquires the status signal of 6 shutdown auxiliary contacts of circuit breaker, while when test switch is test mode
When, the test that S2 carries out one group of shutdown breaker is gone to, i.e., formally enters testing process, if it is not, then repetitive cycling acquisition 6 stops
The status signal of heap auxiliary contacts of circuit breaker.
Test switch is located at console, and test on off state indicator light and three groups of shutdown breakers are additionally provided on console
Separating brake indicator light, reactor trip breaker cabinet is equipped with the separating brake indicator light of test mode indicator light and three groups of shutdown breakers.When
Switch is tested as test mode, the test on off state indicator light amount on console and reactor trip breaker cabinet.
S2：Signal gathering unit collecting test switchs and the status signal of 6 shutdown auxiliary contacts of circuit breaker, and will acquisition
Status signal be sent to CPU module.CPU module is sent to after the status signal isolation of signal gathering unit acquisition.
S3：Whether the status signal of test switch that CPU module judges to receive is test mode signal, if so, going to
S3, if it is not, the then status signal of 6 shutdown auxiliary contacts of circuit breaker of circle collection；
S4：CPU module judges that 6 shutdown breaker auxiliary are touched according to the status signal of 6 shutdown auxiliary contacts of circuit breaker
Whether point all closes a floodgate, if so, S5 is gone to, if it is not, the status signal of 6 shutdown auxiliary contacts of circuit breaker is then acquired again, and weight
Multiple S4；
S5：CPU module poll respectively tests switch, right when receiving and only receiving the control signal that a test switchs
Control signal judges to control whether signal also exists after carrying out de-jitter, if so, S6 is gone to, if it is not, repeating S5；
S6：Drive signal is sent to corresponding one group of shutdown open circuit by CPU module output drive signal, signal output unit
Device controls the main contacts separating brake of this group of shutdown breaker.Correspondence is sent to after the drive signal isolation of signal output unit output
Shutdown breaker, goes to S3, and whether the status signal for judging test switch again is test mode signal, so as to determine as needed
The fixed test for whether completing other two groups of shutdown breakers, if because no longer carrying out shutdown breaker test, can control shutdown to break
Road device cabinet is operating status, and the status signal for testing switch is operation.
When drive signal controls the main contacts separating brake of certain group shutdown breaker, the group on console and reactor trip breaker cabinet
The corresponding separating brake indicator light amount of shutdown breaker represents to be successfully tested this group of shutdown breaker.And when every group of shutdown breaker
After the completion of test, the test of next group of shutdown breaker is carried out after the main contacts of this group of shutdown breaker is closed a floodgate.
Certainly, test thought of the invention can be applied to the test of the reactor trip breaker cabinet of 2/4 forms of protection.
The present invention the shutdown breaker routine test method based on soft logic, consider manual test human-equation error can
Can, only one group of shutdown breaker is tested each time by logical interlock guarantee, meanwhile, setting test switch breaks to shutdown
The operation of road device cabinet is selected with measurement condition, the operation of reactor trip breaker cabinet and measurement condition is detached, so as to make test
The normal operation influence of entire shutdown breaker is minimized, ensures the safety of test；Signal gathering unit acquisition is each
The status signal information of shutdown auxiliary contacts of circuit breaker can monitor the trip status of reactor trip breaker cabinet part, in normal operation
Under operating mode, supplementary means can be used as, monitors the actual motion state of each shutdown breaker；Simultaneously, additionally it is possible to shutdown open circuit
The response time of device separating brake is tested and the response time of entire test process is counted；Carrying out shutdown open circuit
During device qualification test, it can be used as and accompany examination equipment, under test conditions, control the separating brake of shutdown breaker, and carry out relevant ginseng
Number measures.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as the protection of the present invention
Within the scope of.The content not being described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of shutdown breaker routine test system based on soft logic, for the reactor trip breaker cabinet to 2/3 forms of protection
It is tested, the reactor trip breaker cabinet includes three groups of shutdown breakers, and every group of shutdown breaker includes 2 shutdown open circuits
Device, which is characterized in that including：
Test switch, including 3 testing buttons and 1 test switch, each testing button, which corresponds to, controls one group of shutdown open circuit
The test of device, the test switch the test and operation two states for controlling reactor trip breaker cabinet；
Signal gathering unit is used for the status signal of collecting test switch and 6 shutdown auxiliary contacts of circuit breaker, the shutdown
The state of auxiliary contacts of circuit breaker and the state synchronized of shutdown breaker main contacts；
CPU module is used to receive the status signal of signal gathering unit collection, receives the control signal of testing button and when 6
To shutdown breaker output drive signal and to shutdown breaker when the state of a shutdown auxiliary contacts of circuit breaker is all combined floodgate
Main contacts opening time timing, the drive signal are used to control the separating brake of every group of shutdown breaker main contacts；
Signal output unit is used to the drive signal that CPU module exports being sent to corresponding shutdown breaker；
Wherein, the state of the shutdown auxiliary contacts of circuit breaker and shutdown breaker main contacts includes switch closing and switch opening.
2. a kind of shutdown breaker routine test system based on soft logic as described in claim 1, it is characterised in that：It is described
CPU module, the drive signal of the signal output unit output are sent to after the status signal isolation of signal gathering unit acquisition
Corresponding shutdown breaker is sent to after isolation.
3. a kind of shutdown breaker routine test system based on soft logic as described in claim 1, it is characterised in that：Also wrap
Display unit is included, the display unit includes point of the test on off state indicator light and three groups of shutdown breakers set on console
The separating brake instruction of lock indicator light and test on off state indicator light and three groups of shutdown breakers in reactor trip breaker cabinet
Lamp, and the test switch is located at console.
4. a kind of shutdown breaker routine test system based on soft logic as described in claim 1, it is characterised in that：Also wrap
Communication module is included, the communication module is used for the status signal for switching the test that signal gathering unit acquires, 6 shutdown open circuits
The status signal and reactor trip breaker cabinet test result of device auxiliary contact are uploaded to background server.
5. it is a kind of based on the shutdown breaker routine test method based on soft logic that system is tested described in claim 1, it is special
Sign is, including：
S1：Initialization test system, goes to S2；
S2：Signal gathering unit collecting test switchs and the status signal of 6 shutdown auxiliary contacts of circuit breaker, and by the shape of acquisition
State signal is sent to CPU module；
S3：Whether the status signal of test switch that CPU module judges to receive is test mode signal, if so, S4 is gone to, if
It is no, then the status signal of 6 shutdown auxiliary contacts of circuit breaker of circle collection；
S4：CPU module judges that 6 shutdown auxiliary contacts of circuit breaker are according to the status signal of 6 shutdown auxiliary contacts of circuit breaker
It is no all to close a floodgate, if so, going to S5, if it is not, then acquiring the status signal of 6 shutdown auxiliary contacts of circuit breaker again, repeat S4；
S5：CPU module poll respectively tests switch, when receiving and only receiving the control signal that a test switchs, to control
Signal judges to control whether signal also exists after carrying out de-jitter, if so, S6 is gone to, if it is not, repeating S5；
S6：Drive signal is sent to corresponding one group of shutdown breaker by CPU module output drive signal, signal output unit,
The main contacts separating brake of this group of shutdown breaker is controlled, then goes to S3.
6. a kind of shutdown breaker routine test method based on soft logic as claimed in claim 5, it is characterised in that：Step
In S1, after initialization test system, signal gathering unit acquires the status signal of 6 shutdown auxiliary contacts of circuit breaker, works as simultaneously
When test switch is test mode, the test that S2 carries out one group of shutdown breaker is gone to, if it is not, then repetitive cycling acquisition 6 stops
The status signal of heap auxiliary contacts of circuit breaker.
7. a kind of shutdown breaker routine test method based on soft logic as claimed in claim 5, it is characterised in that：It is described
CPU module, the drive signal of the signal output unit output are sent to after the status signal isolation of signal gathering unit acquisition
Corresponding shutdown breaker is sent to after isolation.
8. a kind of shutdown breaker routine test method based on soft logic as claimed in claim 5, it is characterised in that：It is described
Test switch is located at console, and point of test on off state indicator light and three groups of shutdown breakers is additionally provided on the console
Lock indicator light, the reactor trip breaker cabinet are equipped with the separating brake indicator light of test mode indicator light and three groups of shutdown breakers.
9. a kind of shutdown breaker routine test method based on soft logic as claimed in claim 8, it is characterised in that：Work as survey
Runin is closed as test mode, the test on off state indicator light amount on console and reactor trip breaker cabinet.
10. a kind of shutdown breaker routine test method based on soft logic as claimed in claim 8, it is characterised in that：When
When drive signal controls the main contacts separating brake of certain group shutdown breaker, this group of shutdown breaker on console and reactor trip breaker cabinet
Corresponding separating brake indicator light amount represents to be successfully tested this group of shutdown breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711262192.3A CN108198638B (en) | 2017-12-04 | 2017-12-04 | Shutdown breaker routine test system and method based on soft logic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711262192.3A CN108198638B (en) | 2017-12-04 | 2017-12-04 | Shutdown breaker routine test system and method based on soft logic |
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| Publication Number | Publication Date |
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| CN108198638A true CN108198638A (en) | 2018-06-22 |
| CN108198638B CN108198638B (en) | 2019-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711262192.3A Active CN108198638B (en) | 2017-12-04 | 2017-12-04 | Shutdown breaker routine test system and method based on soft logic |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114822884A (en) * | 2022-05-11 | 2022-07-29 | 中国核动力研究设计院 | Single-pile double-shutdown circuit breaker system and method thereof |
| CN114822883A (en) * | 2022-05-11 | 2022-07-29 | 中国核动力研究设计院 | Diversified direct-current shutdown breaker system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60113186A (en) * | 1983-11-25 | 1985-06-19 | 株式会社日立製作所 | Stop device for nuclear reactor |
| CN102737736A (en) * | 2012-05-25 | 2012-10-17 | 中国核动力研究设计院 | Reactor circuit breaker screen and scram control method thereof |
| CN103854711A (en) * | 2012-12-07 | 2014-06-11 | 中国核动力研究设计院 | Method for analyzing turn-off time performance of shut-down circuit breaker of reactor |
| CN104332186A (en) * | 2013-07-22 | 2015-02-04 | 中国核动力研究设计院 | Reactor safe shutdown method |
| CN105575448A (en) * | 2015-12-15 | 2016-05-11 | 中广核工程有限公司 | Nuclear power station reactor protection system and safety control method therein |
| CN106911084A (en) * | 2017-03-21 | 2017-06-30 | 江苏华冠电器集团有限公司 | Nuclear power reactor trip breaker cabinet |
-
2017
- 2017-12-04 CN CN201711262192.3A patent/CN108198638B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60113186A (en) * | 1983-11-25 | 1985-06-19 | 株式会社日立製作所 | Stop device for nuclear reactor |
| CN102737736A (en) * | 2012-05-25 | 2012-10-17 | 中国核动力研究设计院 | Reactor circuit breaker screen and scram control method thereof |
| CN103854711A (en) * | 2012-12-07 | 2014-06-11 | 中国核动力研究设计院 | Method for analyzing turn-off time performance of shut-down circuit breaker of reactor |
| CN104332186A (en) * | 2013-07-22 | 2015-02-04 | 中国核动力研究设计院 | Reactor safe shutdown method |
| CN105575448A (en) * | 2015-12-15 | 2016-05-11 | 中广核工程有限公司 | Nuclear power station reactor protection system and safety control method therein |
| CN106911084A (en) * | 2017-03-21 | 2017-06-30 | 江苏华冠电器集团有限公司 | Nuclear power reactor trip breaker cabinet |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114822884A (en) * | 2022-05-11 | 2022-07-29 | 中国核动力研究设计院 | Single-pile double-shutdown circuit breaker system and method thereof |
| CN114822883A (en) * | 2022-05-11 | 2022-07-29 | 中国核动力研究设计院 | Diversified direct-current shutdown breaker system and method |
| CN114822884B (en) * | 2022-05-11 | 2024-04-09 | 中国核动力研究设计院 | Single-reactor double-shutdown circuit breaker system and method thereof |
| CN114822883B (en) * | 2022-05-11 | 2024-04-19 | 中国核动力研究设计院 | Diversified direct-current shutdown circuit breaker system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108198638B (en) | 2019-11-12 |
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