CN105448369A - Nuclear power station device fault diagnosis method and system - Google Patents
Nuclear power station device fault diagnosis method and system Download PDFInfo
- Publication number
- CN105448369A CN105448369A CN201510836585.5A CN201510836585A CN105448369A CN 105448369 A CN105448369 A CN 105448369A CN 201510836585 A CN201510836585 A CN 201510836585A CN 105448369 A CN105448369 A CN 105448369A
- Authority
- CN
- China
- Prior art keywords
- signal
- head
- device fails
- operation result
- logic operation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/04—Safety arrangements
- G21D3/06—Safety arrangements responsive to faults within the plant
-
- 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
Abstract
The invention discloses a nuclear power station device and a fault diagnosis method. The nuclear power station comprises steps of obtaining a first emission signal when a device is faulted, wherein the first emission signal is a first alarm signal which is outputted when the device is faulted, inputting the obtained first emission signal into logic configuration to perform corresponding logic operation, outputting a logic operation result, and determining the kind of the first emission signal according to the logic operation result. When the nuclear power station device is faulted, the invention can automatically and fast diagnose the reason of the fault and fast recover the operation of the device.
Description
Technical field
The present invention relates to nuclear power station fault diagnosis technology field, particularly relate to a kind of nuclear power plant equipment method for diagnosing faults and system.
Background technology
At present, the process system of nuclear power station is more, and equipment is complicated, at equipment run duration, often can, because of the fault of system or equipment own, cause equipment out of service.After equipment breaks down, need the professionals such as operation, maintenance to spend a large amount of time to go to check the reason of causing trouble, automatically can not diagnose the reason that is out of order fast, have a strong impact on operation and the recovery of equipment.
Summary of the invention
The invention provides a kind of nuclear power plant equipment method for diagnosing faults, when nuclear power plant equipment breaks down, automatically can diagnose out the reason broken down rapidly, rapidly the operation of restorer.
The invention provides a kind of nuclear power plant equipment method for diagnosing faults, comprising:
Head when obtaining device fails goes out signal, and described head goes out first alerting signal exported when signal is device fails;
The described head got is gone out signal input logic configuration and carries out corresponding logical operation, and output logic operation result;
To determine to inform against out according to described logic operation result the type of signal.
Preferably, describedly the described head got is gone out the Logical Configuration that signal input generates in advance and carries out corresponding logical operation, and also comprise after output logic operation result:
Show described logic operation result.
Preferably, head during described acquisition device fails goes out signal and comprises:
When device fails, generate block signal, the signal of locking except head goes out signal;
Gather described head and go out signal.
Preferably, the described logic operation result of described display comprises:
Described logic operation result is packed in status word;
Described status word is transferred to man-machine interface display.
Preferably, head during described acquisition device fails goes out signal, and described head also comprises after going out first alerting signal exported when signal is device fails:
Online modification Logical Configuration.
A kind of nuclear power plant equipment fault diagnosis system, comprising:
Acquiring unit, goes out signal for head when obtaining device fails, and described head goes out first alerting signal exported when signal is device fails;
Arithmetic logic unit, carries out corresponding logical operation for the described head got is gone out signal input logic configuration, and output logic operation result;
Determining unit, for the type of signal of determining according to described logic operation result to inform against out.
Preferably, described system also comprises:
Display unit, for showing described logic operation result.
Preferably, described acquiring unit comprises:
Generation unit, for when device fails, generates block signal, the signal of locking except head goes out signal;
Collecting unit, goes out signal for gathering described head.
Preferably, described display unit comprises:
Packaged unit, for being packed in status word by described logic operation result;
Transmission unit, for transferring to man-machine interface display by described status word.
Preferably, described system also comprises:
Amendment unit, for online modification Logical Configuration.
From such scheme, a kind of nuclear power plant equipment method for diagnosing faults provided by the invention, the head generated during by obtaining device fails goes out signal, the head got is gone out signal input and carry out logical operation according to the Logical Configuration of fault diagnosis demand setting, can automatically to determine rapidly to inform against out according to logic operation result the type of signal, thus determine the reason of device fails, and then the running status of restorer rapidly.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The process flow diagram of Fig. 1 a kind of nuclear power plant equipment method for diagnosing faults disclosed in the embodiment of the present invention one;
The process flow diagram of Fig. 2 a kind of nuclear power plant equipment method for diagnosing faults disclosed in the embodiment of the present invention two;
The process flow diagram of Fig. 3 a kind of nuclear power plant equipment method for diagnosing faults disclosed in the embodiment of the present invention three;
The structural representation of Fig. 4 a kind of nuclear power plant equipment fault diagnosis system disclosed in the embodiment of the present invention four;
The structural representation of Fig. 5 a kind of nuclear power plant equipment fault diagnosis system disclosed in the embodiment of the present invention five;
The structural representation of Fig. 6 a kind of nuclear power plant equipment fault diagnosis system disclosed in the embodiment of the present invention six.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Before the method for recording audio/video of the present invention is described, first the principle of voip call is simply set forth.
As shown in Figure 1, a kind of nuclear power plant equipment method for diagnosing faults disclosed in the embodiment of the present invention one, comprising:
Head when S101, acquisition device fails goes out signal, and described head goes out first alerting signal exported when signal is device fails;
When the device fails run in nuclear power station, generation head is gone out signal, first alerting signal namely exported during device fails.When to nuclear power plant equipment diagnosing malfunction, head when first obtaining device fails goes out signal.
S102, the described head got is gone out signal input logic configuration carry out corresponding logical operation, and output logic operation result.
The head got is gone out signal input logic configuration, described Logical Configuration is the custom algorithm storehouse using CFC language to realize according to equipment fault diagnosis demand.In actual applications, it is more that head due to device fails goes out signal, for avoid use in loaded down with trivial details, can Logical Configuration be encapsulated in a functional block, when carrying out corresponding logical operation, only need call this functional block, the fault of equipment head is gone out the input of signal as this functional block, then in this functional block, corresponding logical operation is carried out, output logic operation result.
The type of S103, signal of determining to inform against out according to logic operation result.
The head generated when judging device fails according to the result of logical operation goes out the particular type of signal, thus determines the reason of device fails.
In sum, in the above-described embodiments, the head generated during by obtaining device fails goes out signal, the head got is gone out signal input and carry out logical operation according to the Logical Configuration of fault diagnosis demand setting, can automatically to determine rapidly to inform against out according to logic operation result the type of signal, thus determine the reason of device fails, and then the running status of restorer rapidly.
As shown in Figure 2, a kind of nuclear power plant equipment method for diagnosing faults disclosed in the embodiment of the present invention two, comprising:
Head when S201, acquisition device fails goes out signal, and described head goes out first alerting signal exported when signal is device fails;
When the device fails run in nuclear power station, generation head is gone out signal, first alerting signal namely exported during device fails.When to nuclear power plant equipment diagnosing malfunction, head when first obtaining device fails goes out signal.
S202, online modification Logical Configuration;
Described Logical Configuration is the custom algorithm storehouse using CFC language to realize according to equipment fault diagnosis demand.In the nuclear power plant equipment failure diagnostic process of reality, can revise flexibly Logical Configuration online according to the actual demand of equipment fault diagnosis, to adapt to different equipment fault diagnosis demands.
S203, the described head got is gone out signal input logic configuration carry out corresponding logical operation, and output logic operation result;
The head got is gone out signal input logic configuration, in actual applications, it is more that head due to device fails goes out signal, for avoid use in loaded down with trivial details, Logical Configuration can be encapsulated in a functional block, when carrying out corresponding logical operation, only need call this functional block, the fault of equipment head is gone out signal as the input of this functional block, then in this functional block, carries out corresponding logical operation, output logic operation result.
The type of S204, signal of determining to inform against out according to logic operation result;
The head generated when judging device fails according to the result of logical operation goes out the particular type of signal, thus determines the reason of device fails.
S205, show described logic operation result.
The logic operation result of output is shown intuitively, is convenient to the reason that staff intuitively can judge equipment failure fast.
In sum, in the above-described embodiments, the head generated during by obtaining device fails goes out signal, and according to the fault diagnosis demand real-time online of equipment, Logical Configuration is modified, achieve the dirigibility of fault diagnosis, the head got is gone out signal input and carry out logical operation according to the Logical Configuration of fault diagnosis demand setting, output logic operation result, logic operation result is shown simultaneously, be convenient to the reason that staff intuitively can judge equipment failure rapidly, so fast restorer ground running status.
As shown in Figure 3, a kind of nuclear power plant equipment method for diagnosing faults disclosed in the embodiment of the present invention three, comprising:
S301, when device fails, generate block signal, the signal of locking except head goes out signal;
When the device fails run in nuclear power station, generation head is gone out signal, first alerting signal namely exported during device fails.In order to avoid the trouble that other signals bring troubleshooting, when device fails, generate block signal, to other signals gone out except signal carry out locking except the head exported during equipment failure.
S302, gather described head and go out signal;
Signal collection to the head generated during device fails.
S303, online modification Logical Configuration;
Described Logical Configuration is the custom algorithm storehouse using CFC language to realize according to equipment fault diagnosis demand.In the nuclear power plant equipment failure diagnostic process of reality, can revise flexibly Logical Configuration online according to the actual demand of equipment fault diagnosis, to adapt to different equipment fault diagnosis demands.
S304, the described head got is gone out signal input logic configuration carry out corresponding logical operation, and output logic operation result;
The head got is gone out signal input logic configuration, in actual applications, it is more that head due to device fails goes out signal, for avoid use in loaded down with trivial details, Logical Configuration can be encapsulated in a functional block, when carrying out corresponding logical operation, only need call this functional block, the fault of equipment head is gone out signal as the input of this functional block, then in this functional block, carries out corresponding logical operation, output logic operation result.
The type of S305, signal of determining to inform against out according to logic operation result;
The head generated when judging device fails according to the result of logical operation goes out the particular type of signal, thus determines the reason of device fails.
S306, described logic operation result is packed in status word;
Traditionally scheme, when logic operation result is transferred to man-machine interface, need each head to go out signal definition logical point, and the head of average every platform equipment go out signal more than ten, such logical point needing to increase is hundreds of, will greatly increase the weight of the load of server.In order to address this problem, by logic operation result being packed in a DWORD status word, every platform equipment only need add a logical point, avoids the significantly rising of server load.
S307, described status word transferred to man-machine interface display.
The status word comprising logic operation result is transferred to man-machine interface, by man-machine interface, diagnostic result is shown dynamically.
As shown in Figure 4, a kind of nuclear power plant equipment fault diagnosis system disclosed in the embodiment of the present invention four, comprising:
Acquiring unit 401, goes out signal for head when obtaining device fails, and described head goes out first alerting signal exported when signal is device fails;
When the device fails run in nuclear power station, generation head is gone out signal, first alerting signal namely exported during device fails.When to nuclear power plant equipment diagnosing malfunction, head when first obtaining device fails by acquiring unit 401 goes out signal.
Arithmetic logic unit 402, carries out corresponding logical operation for the described head got is gone out signal input logic configuration, and output logic operation result.
By arithmetic logic unit 402, the head got is gone out signal input logic configuration, described Logical Configuration is the custom algorithm storehouse using CFC language to realize according to equipment fault diagnosis demand.In actual applications, it is more that head due to device fails goes out signal, for avoid use in loaded down with trivial details, can Logical Configuration be encapsulated in a functional block, when carrying out corresponding logical operation, only need call this functional block, the fault of equipment head is gone out the input of signal as this functional block, then in this functional block, corresponding logical operation is carried out, output logic operation result.
Determining unit 403, for the type of signal of determining to inform against out according to logic operation result.
The head generated when judging device fails by determining unit 403 according to the result of logical operation goes out the particular type of signal, thus determines the reason of device fails.
In sum, in the above-described embodiments, the head generated during by obtaining device fails goes out signal, the head got is gone out signal input and carry out logical operation according to the Logical Configuration of fault diagnosis demand setting, can automatically to determine rapidly to inform against out according to logic operation result the type of signal, thus determine the reason of device fails, and then the running status of restorer rapidly.
As shown in Figure 5, a kind of nuclear power plant equipment fault diagnosis system disclosed in the embodiment of the present invention five, comprising:
Acquiring unit 501, goes out signal for head when obtaining device fails, and described head goes out first alerting signal exported when signal is device fails;
When the device fails run in nuclear power station, generation head is gone out signal, first alerting signal namely exported during device fails.When to nuclear power plant equipment diagnosing malfunction, head when first obtaining device fails by acquiring unit 501 goes out signal.
Amendment unit 502, for online modification Logical Configuration;
Described Logical Configuration is the custom algorithm storehouse using CFC language to realize according to equipment fault diagnosis demand.In the nuclear power plant equipment failure diagnostic process of reality, can be revised flexibly Logical Configuration online, to adapt to different equipment fault diagnosis demands by amendment unit 502 according to the actual demand of equipment fault diagnosis.
Arithmetic logic unit 503, carries out corresponding logical operation for the described head got is gone out signal input logic configuration, and output logic operation result;
By arithmetic logic unit 503, the head got is gone out signal input logic configuration, in actual applications, it is more that head due to device fails goes out signal, for avoid use in loaded down with trivial details, can Logical Configuration be encapsulated in a functional block, when carrying out corresponding logical operation, only need call this functional block, the fault of equipment head is gone out the input of signal as this functional block, then in this functional block, corresponding logical operation is carried out, output logic operation result, determines the reason of equipment failure according to the logic operation result exported.
Determining unit 504, for the type of signal of determining to inform against out according to logic operation result.
The head generated when judging device fails by determining unit 504 according to the result of logical operation goes out the particular type of signal, thus determines the reason of device fails.
Display unit 505, for showing described logic operation result.
Shown intuitively by the logic operation result of display unit 505 by output, be convenient to the reason that staff intuitively can judge equipment failure fast.
In sum, in the above-described embodiments, the head generated during by obtaining device fails goes out signal, and according to the fault diagnosis demand real-time online of equipment, Logical Configuration is modified, achieve the dirigibility of fault diagnosis, the head got is gone out signal input and carry out logical operation according to the Logical Configuration of fault diagnosis demand setting, output logic operation result, logic operation result is shown simultaneously, be convenient to the reason that staff intuitively can judge equipment failure rapidly, and then the running status of restorer rapidly.
As shown in Figure 6, a kind of nuclear power plant equipment fault diagnosis system disclosed in the embodiment of the present invention six, comprising:
Generation unit 601, for when device fails, generates block signal, the signal of locking except head goes out signal;
When the device fails run in nuclear power station, generation head is gone out signal, first alerting signal namely exported during device fails.In order to avoid the trouble that other signals bring troubleshooting, when device fails, generate block signal by generation unit 601, to other signals gone out except signal carry out locking except the head exported during equipment failure.
Collecting unit 602, goes out signal for gathering described head;
Signal collection is gone out by the head generated during collecting unit 602 pairs of device fails.
Amendment unit 603, for online modification Logical Configuration;
Described Logical Configuration is the custom algorithm storehouse using CFC language to realize according to equipment fault diagnosis demand.In the nuclear power plant equipment failure diagnostic process of reality, can be revised flexibly Logical Configuration online, to adapt to different equipment fault diagnosis demands by amendment unit 603 according to the actual demand of equipment fault diagnosis.
Arithmetic logic unit 604, carries out corresponding logical operation for the described head got is gone out signal input logic configuration, and output logic operation result;
By arithmetic logic unit 604, the head got is gone out signal input logic configuration, in actual applications, it is more that head due to device fails goes out signal, for avoid use in loaded down with trivial details, Logical Configuration can be encapsulated in a functional block, when carrying out corresponding logical operation, only need call this functional block, the fault of equipment head be gone out signal as the input of this functional block, then in this functional block, carries out corresponding logical operation, output logic operation result.
Determining unit 605, for the type of signal of determining to inform against out according to logic operation result.
The head generated when judging device fails by determining unit 605 according to the result of logical operation goes out the particular type of signal, thus determines the reason of device fails.
Packaged unit 606, for being packed in status word by described logic operation result;
Traditionally scheme, when logic operation result is transferred to man-machine interface, need each head to go out signal definition logical point, and the head of average every platform equipment go out signal more than ten, such logical point needing to increase is hundreds of, will greatly increase the weight of the load of server.In order to address this problem, be packed in a DWORD status word by packaged unit 606 by logic operation result, every platform equipment only need add a logical point, avoids the significantly rising of server load.
Transmission unit 607, for transferring to man-machine interface display by described status word.
By transmission unit 607, the status word comprising logic operation result is transferred to man-machine interface, by man-machine interface, diagnostic result is shown dynamically.
If the function described in the present embodiment method using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computing equipment read/write memory medium.Based on such understanding, the part of the part that the embodiment of the present invention contributes to prior art or this technical scheme can embody with the form of software product, this software product is stored in a storage medium, comprising some instructions in order to make a computing equipment (can be personal computer, server, mobile computing device or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment same or similar part mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a nuclear power plant equipment method for diagnosing faults, is characterized in that, comprising:
Head when obtaining device fails goes out signal, and described head goes out first alerting signal exported when signal is device fails;
The described head got is gone out signal input logic configuration and carries out corresponding logical operation, and output logic operation result;
To determine to inform against out according to described logic operation result the type of signal.
2. method according to claim 1, is characterized in that, describedly the described head got is gone out the Logical Configuration that signal input generates in advance and carries out corresponding logical operation, and also comprises after output logic operation result:
Show described logic operation result.
3. method according to claim 2, is characterized in that, head during described acquisition device fails goes out signal and comprises:
When device fails, generate block signal, the signal of locking except head goes out signal;
Gather described head and go out signal.
4. method according to claim 3, is characterized in that, the described logic operation result of described display comprises:
Described logic operation result is packed in status word;
Described status word is transferred to man-machine interface display.
5. method according to claim 4, is characterized in that, head during described acquisition device fails goes out signal, and described head also comprises after going out first alerting signal exported when signal is device fails:
Online modification Logical Configuration.
6. a nuclear power plant equipment fault diagnosis system, is characterized in that, comprising:
Acquiring unit, goes out signal for head when obtaining device fails, and described head goes out first alerting signal exported when signal is device fails;
Arithmetic logic unit, carries out corresponding logical operation for the described head got is gone out signal input logic configuration, and output logic operation result;
Determining unit, for the type of signal of determining according to described logic operation result to inform against out.
7. system according to claim 6, is characterized in that, also comprises:
Display unit, for showing described logic operation result.
8. system according to claim 7, is characterized in that, described acquiring unit comprises:
Generation unit, for when device fails, generates block signal, the signal of locking except head goes out signal;
Collecting unit, goes out signal for gathering described head.
9. system according to claim 8, is characterized in that, described display unit comprises:
Packaged unit, for being packed in status word by described logic operation result;
Transmission unit, for transferring to man-machine interface display by described status word.
10. system according to claim 9, is characterized in that, also comprises:
Amendment unit, for online modification Logical Configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510836585.5A CN105448369B (en) | 2015-11-26 | 2015-11-26 | A kind of nuclear power plant equipment fault diagnosis method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510836585.5A CN105448369B (en) | 2015-11-26 | 2015-11-26 | A kind of nuclear power plant equipment fault diagnosis method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105448369A true CN105448369A (en) | 2016-03-30 |
| CN105448369B CN105448369B (en) | 2018-01-26 |
Family
ID=55558463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510836585.5A Active CN105448369B (en) | 2015-11-26 | 2015-11-26 | A kind of nuclear power plant equipment fault diagnosis method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105448369B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325253A (en) * | 2016-10-25 | 2017-01-11 | 常州信息职业技术学院 | Intelligent implementation method for equipment shutting and wiring in industrial control |
| CN109978500A (en) * | 2019-03-20 | 2019-07-05 | 武汉瑞莱保能源技术有限公司 | A kind of nuclear power station power loss trial system |
| CN110766246A (en) * | 2018-07-26 | 2020-02-07 | 福建宁德核电有限公司 | Detection method and device |
| CN112346436A (en) * | 2020-11-05 | 2021-02-09 | 中国航空工业集团公司西安航空计算技术研究所 | Airborne maintenance system fault diagnosis method based on operation symbols |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847452A (en) * | 2009-08-31 | 2010-09-29 | 中广核工程有限公司 | Method and system for diagnosing first fault of pressurized-water reactor nuclear power plant |
| US20110150162A1 (en) * | 2009-12-23 | 2011-06-23 | Seop Hur | Automated periodic surveillance testing method and apparatus in digital reactor protection system |
| CN103616885A (en) * | 2013-11-20 | 2014-03-05 | 华侨大学 | PLC online fault diagnosis method based on Petri network |
| CN103794257A (en) * | 2013-11-22 | 2014-05-14 | 中广核工程有限公司 | Nuclear power plant first-out alarm processing method and system |
| CN104217548A (en) * | 2014-09-02 | 2014-12-17 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | Method and device for processing first-out alarm of gas turbines |
-
2015
- 2015-11-26 CN CN201510836585.5A patent/CN105448369B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847452A (en) * | 2009-08-31 | 2010-09-29 | 中广核工程有限公司 | Method and system for diagnosing first fault of pressurized-water reactor nuclear power plant |
| US20110150162A1 (en) * | 2009-12-23 | 2011-06-23 | Seop Hur | Automated periodic surveillance testing method and apparatus in digital reactor protection system |
| CN103616885A (en) * | 2013-11-20 | 2014-03-05 | 华侨大学 | PLC online fault diagnosis method based on Petri network |
| CN103794257A (en) * | 2013-11-22 | 2014-05-14 | 中广核工程有限公司 | Nuclear power plant first-out alarm processing method and system |
| CN104217548A (en) * | 2014-09-02 | 2014-12-17 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | Method and device for processing first-out alarm of gas turbines |
Non-Patent Citations (1)
| Title |
|---|
| 史红亮 等: "CPR1000项目反应堆保护系统首出功能优化研究", 《机电工程》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325253A (en) * | 2016-10-25 | 2017-01-11 | 常州信息职业技术学院 | Intelligent implementation method for equipment shutting and wiring in industrial control |
| CN106325253B (en) * | 2016-10-25 | 2019-05-10 | 常州信息职业技术学院 | Device latchup and the intelligent implementing method of wiring in a kind of Industry Control |
| CN110766246A (en) * | 2018-07-26 | 2020-02-07 | 福建宁德核电有限公司 | Detection method and device |
| CN109978500A (en) * | 2019-03-20 | 2019-07-05 | 武汉瑞莱保能源技术有限公司 | A kind of nuclear power station power loss trial system |
| CN112346436A (en) * | 2020-11-05 | 2021-02-09 | 中国航空工业集团公司西安航空计算技术研究所 | Airborne maintenance system fault diagnosis method based on operation symbols |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105448369B (en) | 2018-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105448369A (en) | Nuclear power station device fault diagnosis method and system | |
| EP2876519A2 (en) | Safety analysis of a complex system using component-oriented fault trees | |
| CN110645153B (en) | Wind generating set fault diagnosis method and device and electronic equipment | |
| KR102003696B1 (en) | Level 2 probabilistic safety assessment method for evaluating risk of multiple nuclear power plant | |
| US20200310380A1 (en) | Fault diagnosis method and apparatus for numerical control machine tool | |
| CN109992442A (en) | A kind of fault handling method, system, equipment and storage medium | |
| CN105677497A (en) | High availability watchdog circuit | |
| CN105974252A (en) | PWM output fault diagnosis method and system | |
| CN112580812A (en) | Model training method, inventory safety early warning method, device, equipment and medium | |
| CN111913824B (en) | Method for determining data link fault cause and related equipment | |
| CN104737084A (en) | Architecture for turbine system diagnosis based on sensor data | |
| CN109217922A (en) | A kind of method and device that optical module reports Received Loss Of Signal to alert | |
| CN104424239A (en) | Resource file loading method and device | |
| CN116008799A (en) | Monitoring processing method and device of vacuum circuit breaker, electronic equipment and storage medium | |
| CN103473178A (en) | Method and system for optimizing testing process execution | |
| CN114726642A (en) | Quantification system based on network threat of power monitoring system | |
| CN104515945B (en) | Hidden fault detection circuit and the method using hidden fault detection circuit detection of concealed failure | |
| CN104699067B (en) | A kind of system failure synthesis declares processing method | |
| CN104539449A (en) | Handling method and related device for fault information | |
| CN104008183A (en) | Vehicle fault code displaying method and device | |
| CN109254898A (en) | A kind of software module executes sequential monitoring method and monitoring system | |
| US20130234699A1 (en) | Power supply monitoring system and method thereof | |
| CN104217548A (en) | Method and device for processing first-out alarm of gas turbines | |
| CN112699648B (en) | Data processing method and device | |
| CN116412087A (en) | Abnormality detection method and related device for wind generating set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |