CN112610420A - Novel wind generating set safety chain simulation maintenance method - Google Patents
Novel wind generating set safety chain simulation maintenance method Download PDFInfo
- Publication number
- CN112610420A CN112610420A CN202011495771.4A CN202011495771A CN112610420A CN 112610420 A CN112610420 A CN 112610420A CN 202011495771 A CN202011495771 A CN 202011495771A CN 112610420 A CN112610420 A CN 112610420A
- Authority
- CN
- China
- Prior art keywords
- safety chain
- fault
- node
- generating set
- wind generating
- 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
- 238000012423 maintenance Methods 0.000 title claims abstract description 41
- 238000004088 simulation Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000012545 processing Methods 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 238000004590 computer program Methods 0.000 claims description 22
- 230000001960 triggered effect Effects 0.000 claims description 17
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000010248 power generation Methods 0.000 claims description 2
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention discloses a novel simulation maintenance method for a safety chain of a wind generating set, belonging to the technical field of simulation maintenance of the safety chain of the wind generating set, and specifically comprising the following steps: the method comprises the following steps: hardware monitoring: the output end of the hardware platform is connected with a system controller and a simulated safety chain loop node of the wind generating set to simulate the closing and the opening of the safety chain node, each node of the safety chain adopts a series closed loop, a signal wire is led out from each node and is connected to a digital quantity input module of the system controller, the signal type is switching value, and the system controller judges the closing and opening states of the nodes by the signal, namely the normal and fault states of the safety chain; step two: and (5) monitoring by software. The method and the system perform simulation maintenance on the wind turbine generator safety chain through the hardware platform and the software platform, so that an operator is familiar with a wind turbine generator safety chain system and the reason of the safety chain fault, the efficiency of processing the safety chain fault of the wind turbine generator is improved, and the downtime of the wind turbine generator is reduced.
Description
Technical Field
The invention relates to the technical field of novel wind generating set safety chain simulation maintenance, in particular to a novel wind generating set safety chain simulation maintenance method.
Background
The safety chain of the wind generating set is a hardware safety circuit independent of a computer system, and each serious fault node, such as an emergency stop button, a cabin vibration switch, an impeller overspeed and other fault signals are connected in series through a closed loop, when one node is triggered, the whole safety circuit is powered off, so that the wind generating set enters an emergency stop state, a variable pitch system, a main control system and a variable flow system are locked, and serious fault results are avoided. After the safety chain is triggered, the fault point causing the safety chain triggering must be eliminated, and after the manual reset operation is carried out, the wind generating set can enter the normal operation state again. The safety chain is the highest safety protection measure of the wind generating set, once the wind generating set enters an emergency shutdown process due to triggering, the safety chain faults cannot be repeatedly tested and simulated on the actual wind generating set, the safety chain designs and fault reasons of different types of wind generating sets of different models are different, and the safety chain faults are also difficult to rapidly troubleshoot and recover under the condition.
Therefore, a method for simulation maintenance testing of a safety chain of a wind generating set is needed, which can quickly accumulate the experience of troubleshooting and recovery of the safety chain and improve the field fault handling capability.
Disclosure of Invention
Therefore, the embodiment of the invention provides a novel simulation maintenance method for a safety chain of a wind generating set, which aims to solve the problems that in the prior art, due to the fact that safety chain designs and fault reasons of wind generating sets of different types and models are different, the experience of troubleshooting and recovery of the safety chain cannot be rapidly accumulated, and the field fault handling capability cannot be improved.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a novel wind generating set safety chain simulation maintenance method specifically comprises the following steps:
the method comprises the following steps: hardware monitoring: the output end of the hardware platform is connected with a system controller and a simulated safety chain loop node of the wind generating set to simulate the closing and the opening of the safety chain node, each node of the safety chain adopts a series closed loop, a signal wire is led out from each node and is connected to a digital quantity input module of the system controller, the signal type is switching value, and the system controller judges the closing and opening states of the nodes by the signal, namely the normal and fault states of the safety chain;
step two: software monitoring: the software platform consists of a system controller program and an upper computer program, wherein the upper computer program is used for monitoring the state of the safety chain by an operator, fault points in the upper computer program are all fault reasons causing faults of a certain safety chain, the system controller program is used for collecting feedback signals of all the nodes of the safety chain, carrying out logic processing on the signals and randomly generating fault point serial numbers, the fault point serial numbers are contained in a fault point list of the upper computer, and meanwhile, the system controller sends the state of all the nodes of the safety chain to the upper computer program;
step three: simulation maintenance of a safety chain of the wind turbine generator: when the wind turbine generator safety chain is subjected to simulated maintenance, firstly, each node of the safety chain is ensured to be closed, namely, the safety chain is opened and closed, the whole safety chain series closed loop is in a connected state, at the moment, the safety chain node switch is manually opened, a feedback signal of the current node disappears, the safety chain is triggered in a fault mode, the safety chain loop is opened, a feedback signal of a rear end node disappears, and a system controller triggers the safety chain fault after detecting that the safety chain node feedback signal disappears, wherein the fault point sequence number is contained in a fault point list in an upper computer program, different fault points can preset different occurrence probabilities, namely, the frequency of triggering the fault points which frequently appear is high, and the frequency of triggering the fault points which do not frequently appear is low;
step four: safety chain fault triggering: after the safety chain fault is triggered, an operator can perform simulation maintenance and reset operation on the safety chain fault, the safety chain reset operation is performed after the selection of a fault point option is completed through the selection of a fault point processing option in the upper computer, if the fault point selected by the operator is consistent with a fault point sequence number randomly generated by the system controller, the safety chain reset operation is performed, the safety chain fault can be eliminated, and otherwise, the safety chain fault cannot be eliminated after the safety chain reset operation is performed.
Furthermore, the safety chain loop node for simulating wind power generation in the first step is connected with a safety chain node 1, a safety chain node 2, a safety chain node 3, a safety chain node 4, a safety chain node 5 and a safety chain node N.
Furthermore, in the second step, the safety chain fault is triggered manually, and each node of the safety chain loop adopts a switch capable of resetting automatically.
Furthermore, the output end of the upper computer in the second step is connected with a fault point list triggered by the fault of the safety chain, and the fault point list is a set of all fault reasons.
Further, the upper computer program in the second step can also be used for fault processing and resetting operation.
Furthermore, in the step one, the signal identification is judged by that the signal is '1' after the node is closed and the signal is '0' after the node is disconnected.
Further, the safety chain fault point in the third step is a fault point sequence number which randomly generates the fault of the safety chain, and can generate and identify a fault point sequence number.
Further, the probability range of the fault point in the step three is 0-100%, and the probability calculation is carried out by means of the range.
Furthermore, the maintenance and reset time of the operator in the fourth step can be controlled within 30-50 seconds, and the display is carried out in real time through the display screen.
Further, the time for executing the safety chain reset in the fourth step can be controlled within 20-40 seconds, and the operator can supervise the reset by two persons.
The embodiment of the invention has the following advantages:
1. the method comprises the steps that wind turbine generator safety chain simulation maintenance is carried out through a hardware platform and a software platform, the included hardware platform and the software platform can be configured according to safety chain structures (node names, node numbers and fault point lists) of wind turbine generators of different models, simulation maintenance tests are carried out under the condition that the wind turbine generators do not need to be stopped and safety chain faults are triggered repeatedly, and through the safety chain simulation maintenance, operating personnel are made familiar with a safety chain system of the wind turbine generators and the reasons of the safety chain faults, the safety chain fault processing efficiency of the wind turbine generators is improved, and the stop time of the wind turbine generators is shortened;
2. the switch of the simulation safety chain node in the hardware platform uses but not limited to a switch capable of self-resetting, and also can use a switch and a button which cannot self-reset, and a switch and a button in a manual or automatic mode, so that various switches and buttons with on-off functions can be realized, and the system controller can use other programmable controllers to realize signal acquisition and communication with an upper computer and accelerate transmission efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a structural diagram of a simulation maintenance test method of a wind generating set safety chain according to the present invention;
FIG. 2 is a series closed loop structure diagram of a wind generating set safety chain of the present invention;
fig. 3 is a flowchart of a safety chain simulation maintenance method according to the present invention.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
a novel wind generating set safety chain simulation maintenance method specifically comprises the following steps:
the method comprises the following steps: hardware monitoring: the method comprises the steps that a safety chain system consisting of a system controller and simulated safety chain loop nodes of the wind generating set is entered through a hardware platform, then the system controller comprises a CPU module and a digital signal input module, manual triggering of safety chain faults can be achieved, each node of the safety chain loop adopts a switch capable of resetting automatically to simulate closing of the safety chain nodes, each node of the safety chain adopts a series closed loop, a signal wire is led out from each node and connected to a digital quantity input module of the system controller, the type of the signal is switching quantity, the signal is '1' after the node is closed, and the system controller judges the closing of the node, namely the normal state of the safety chain according to the signal;
step two: software monitoring: then entering a system controller program and an upper computer program from a software platform, wherein the upper computer program is used for safety chain state monitoring, fault processing and resetting operations of operators, the upper computer program comprises a fault point list triggered by safety chain faults, the fault points are all fault reasons causing a certain safety chain fault, the fault point list is a set of all fault reasons, the system controller program is used for acquiring feedback signals of all nodes of a safety chain, performing logic processing on the signals and randomly generating fault point serial numbers, the fault point serial numbers are contained in the fault point list of the upper computer, and meanwhile, the system controller sends the states of all the nodes of the safety chain to the upper computer program;
step three: simulation maintenance of a safety chain of the wind turbine generator: when the wind turbine generator safety chain is subjected to simulated maintenance, firstly, each node of the safety chain is ensured to be closed, namely, the safety chain is opened and closed, the whole safety chain series closed loop is in a connected state, at the moment, the safety chain node switch is manually opened, a feedback signal of a current node disappears, a safety chain fault is triggered, the safety chain loop is opened, a feedback signal of a rear end node disappears, a system controller triggers the safety chain fault after detecting that the safety chain node feedback signal disappears, and randomly generates a fault point serial number causing the safety chain fault, wherein the fault point serial number is contained in a fault point list in an upper computer program, different fault points can preset different occurrence probabilities, namely, the triggering frequency of the fault points is high frequently, and the triggering frequency of the fault points which do not frequently appear is low;
step four: safety chain fault triggering: after the safety chain fault is triggered, an operator can perform simulation maintenance and reset operation on the safety chain fault, the safety chain reset operation is performed after the selection of a fault point option is completed through the selection of a fault point processing option in the upper computer, and if the fault point selected by the operator is consistent with a fault point sequence number randomly generated by the system controller, the safety chain reset operation is performed, and the safety chain fault can be eliminated.
Example 2:
a novel wind generating set safety chain simulation maintenance method specifically comprises the following steps:
the method comprises the following steps: hardware monitoring: the method comprises the steps that a safety chain system consisting of a system controller and simulated safety chain loop nodes of the wind generating set is entered through a hardware platform, then the system controller comprises a CPU module and a digital signal input module, manual triggering of safety chain faults can be achieved, each node of the safety chain loop adopts a switch capable of resetting automatically to simulate the connection and disconnection of the safety chain nodes, each node of the safety chain adopts a series closed loop, each node is led out a signal wire to be connected to a digital quantity input module of the system controller, the signal type is switching value, a signal is '0' after the node is disconnected, and the system controller judges the disconnection state of the node, namely the fault state, according to the signal;
step two: software monitoring: then entering a system controller program and an upper computer program from a software platform, wherein the upper computer program is used for safety chain state monitoring, fault processing and resetting operations of operators, the upper computer program comprises a fault point list triggered by safety chain faults, the fault points are all fault reasons causing a certain safety chain fault, the fault point list is a set of all fault reasons, the system controller program is used for acquiring feedback signals of all nodes of a safety chain, performing logic processing on the signals and randomly generating fault point serial numbers, the fault point serial numbers are contained in the fault point list of the upper computer, and meanwhile, the system controller sends the states of all the nodes of the safety chain to the upper computer program;
step three: simulation maintenance of a safety chain of the wind turbine generator: when the wind turbine generator safety chain is subjected to simulated maintenance, firstly, each node of the safety chain is ensured to be closed, namely, the safety chain is opened and closed, the whole safety chain series closed loop is in a connected state, at the moment, the safety chain node switch is manually opened, a feedback signal of a current node disappears, a safety chain fault is triggered, the safety chain loop is opened, a feedback signal of a rear end node disappears, a system controller triggers the safety chain fault after detecting that the safety chain node feedback signal disappears, and randomly generates a fault point sequence number causing the safety chain fault, the fault point sequence number is contained in a fault point list in an upper computer program, different fault points can be preset with different occurrence probabilities, namely, the triggering frequency of the frequently occurring fault points is high, the triggering frequency of the infrequently occurring fault points is low, and automatic prediction can be carried out according to the probability of the fault points;
step four: safety chain fault triggering: after the safety chain fault is triggered, an operator can perform simulation maintenance and reset operation on the safety chain fault, the safety chain reset operation is performed after the fault point option is selected and processed in the upper computer, if the fault point selected by the operator is consistent with the fault point sequence number randomly generated by the system controller, the safety chain reset operation is performed, and when the safety chain fault cannot be eliminated, the safety chain fault cannot be eliminated after the safety chain reset operation is performed.
The difference between the embodiment 1 and the embodiment 2 lies in that the signal after the node is closed in the embodiment 1 is "1", the system controller judges the closed state and the normal state of the safety chain by using the signal, the signal after the node is opened in the embodiment 2 is "0", the system controller judges the open state of the node by using the signal, namely the fault state, so as to judge whether the fault problem occurs, meanwhile, the fault point selected by the operator in the embodiment 1 is consistent with the fault point serial number randomly generated by the system controller, and the safety chain reset operation is executed, the fault of the safety chain can be eliminated, several normal states exist, and the embodiment 2 is operated when the fault of the safety chain cannot be eliminated, the fault of the safety chain cannot be eliminated after the safety chain reset operation is executed, and the fault state is very fault state.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Claims (10)
1. A novel wind generating set safety chain simulation maintenance method is characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: hardware monitoring: the output end of the hardware platform is connected with a system controller and a simulated safety chain loop node of the wind generating set to simulate the closing and the opening of the safety chain node, each node of the safety chain adopts a series closed loop, a signal wire is led out from each node and is connected to a digital quantity input module of the system controller, the signal type is switching value, and the system controller judges the closing and opening states of the nodes by the signal, namely the normal and fault states of the safety chain;
step two: software monitoring: the software platform consists of a system controller program and an upper computer program, wherein the upper computer program is used for monitoring the state of the safety chain by an operator, fault points in the upper computer program are all fault reasons causing faults of a certain safety chain, the system controller program is used for collecting feedback signals of all the nodes of the safety chain, carrying out logic processing on the signals and randomly generating fault point serial numbers, the fault point serial numbers are contained in a fault point list of the upper computer, and meanwhile, the system controller sends the state of all the nodes of the safety chain to the upper computer program;
step three: simulation maintenance of a safety chain of the wind turbine generator: when the wind turbine generator safety chain is subjected to simulated maintenance, firstly, each node of the safety chain is ensured to be closed, namely, the safety chain is opened and closed, the whole safety chain series closed loop is in a connected state, at the moment, the safety chain node switch is manually opened, a feedback signal of the current node disappears, the safety chain is triggered in a fault mode, the safety chain loop is opened, a feedback signal of a rear end node disappears, and a system controller triggers the safety chain fault after detecting that the safety chain node feedback signal disappears, wherein the fault point sequence number is contained in a fault point list in an upper computer program, different fault points can preset different occurrence probabilities, namely, the frequency of triggering the fault points which frequently appear is high, and the frequency of triggering the fault points which do not frequently appear is low;
step four: safety chain fault triggering: after the safety chain fault is triggered, an operator can perform simulation maintenance and reset operation on the safety chain fault, the safety chain reset operation is performed after the selection of a fault point option is completed through the selection of a fault point processing option in the upper computer, if the fault point selected by the operator is consistent with a fault point sequence number randomly generated by the system controller, the safety chain reset operation is performed, the safety chain fault can be eliminated, and otherwise, the safety chain fault cannot be eliminated after the safety chain reset operation is performed.
2. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: the simulation wind power generation safety chain loop node in the first step is connected with a safety chain node 1, a safety chain node 2, a safety chain node 3, a safety chain node 4, a safety chain node 5 and a safety chain node N.
3. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: and in the second step, the fault of the safety chain is triggered manually, and each node of the safety chain loop adopts a switch capable of self-resetting.
4. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: and in the second step, the output end of the upper computer is connected with a fault point list triggered by the fault of the safety chain, and the fault point list is a set of all fault reasons.
5. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: and the upper computer program in the second step can also be used for fault processing and resetting operation.
6. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: in the step one, the signal identification is judged by the signal of '1' after the node is closed and the signal of '0' after the node is disconnected.
7. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: and the safety chain fault point in the third step is a fault point sequence number which randomly generates the fault of the safety chain and can generate and identify the fault point sequence number.
8. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: the probability range of the fault point in the third step is 0-100%, and the probability calculation is carried out by means of the range.
9. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: and in the fourth step, the maintenance and reset time of the operator can be controlled within 30-50 seconds, and the operator can display the time in real time through the display screen.
10. The novel wind generating set safety chain simulation maintenance method according to claim 1, characterized in that: the time for executing the safety chain reset in the fourth step can be controlled within 20-40 seconds, and the operator can be supervised by two persons for reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011495771.4A CN112610420B (en) | 2020-12-17 | 2020-12-17 | Novel wind generating set safety chain simulation maintenance method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011495771.4A CN112610420B (en) | 2020-12-17 | 2020-12-17 | Novel wind generating set safety chain simulation maintenance method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112610420A true CN112610420A (en) | 2021-04-06 |
| CN112610420B CN112610420B (en) | 2024-04-02 |
Family
ID=75240197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011495771.4A Active CN112610420B (en) | 2020-12-17 | 2020-12-17 | Novel wind generating set safety chain simulation maintenance method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112610420B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719356A (en) * | 2021-08-25 | 2021-11-30 | 南京国电南自维美德自动化有限公司 | Multiple composite protection system of heavy gas turbine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2869144A1 (en) * | 2013-11-05 | 2015-05-06 | Jinan Railway Vehicles Equipment Co., Ltd. | Simulation testing platform for wind power plant and testing method thereof |
| CN105679160A (en) * | 2016-03-31 | 2016-06-15 | 华北电力大学 | Wind turbine generator set operation control teaching simulation device and simulation method thereof |
| CN106053033A (en) * | 2016-05-09 | 2016-10-26 | 宋琦 | Three-section analysis method of eliminating equipment faults |
| CN106569417A (en) * | 2016-11-10 | 2017-04-19 | 龙源电力集团股份有限公司 | Wind driven generator set computer simulation system |
| CN106971663A (en) * | 2017-05-25 | 2017-07-21 | 浙江蒙越电力科技有限公司 | A kind of wind power plant analogue system and method |
| CN109779894A (en) * | 2018-12-29 | 2019-05-21 | 西安交通大学 | A kind of reciprocating compressor fault diagnosis system and method based on neural network algorithm |
-
2020
- 2020-12-17 CN CN202011495771.4A patent/CN112610420B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2869144A1 (en) * | 2013-11-05 | 2015-05-06 | Jinan Railway Vehicles Equipment Co., Ltd. | Simulation testing platform for wind power plant and testing method thereof |
| CN105679160A (en) * | 2016-03-31 | 2016-06-15 | 华北电力大学 | Wind turbine generator set operation control teaching simulation device and simulation method thereof |
| CN106053033A (en) * | 2016-05-09 | 2016-10-26 | 宋琦 | Three-section analysis method of eliminating equipment faults |
| CN106569417A (en) * | 2016-11-10 | 2017-04-19 | 龙源电力集团股份有限公司 | Wind driven generator set computer simulation system |
| CN106971663A (en) * | 2017-05-25 | 2017-07-21 | 浙江蒙越电力科技有限公司 | A kind of wind power plant analogue system and method |
| CN109779894A (en) * | 2018-12-29 | 2019-05-21 | 西安交通大学 | A kind of reciprocating compressor fault diagnosis system and method based on neural network algorithm |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719356A (en) * | 2021-08-25 | 2021-11-30 | 南京国电南自维美德自动化有限公司 | Multiple composite protection system of heavy gas turbine |
| CN113719356B (en) * | 2021-08-25 | 2022-12-06 | 南京国电南自维美德自动化有限公司 | Multiple composite protection system of heavy gas turbine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112610420B (en) | 2024-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104134973B (en) | Failure automatic Synthesis analysis method based on transformer station's panoramic view data | |
| CN112610420A (en) | Novel wind generating set safety chain simulation maintenance method | |
| CN103986238A (en) | Intelligent substation fault diagnosis method based on probability weighting bipartite graph method | |
| CN106300436A (en) | A kind of hydroelectric power plant's simultaneous interconnecting control method and device | |
| CN110988532A (en) | Protection logic test system of distribution automation terminal | |
| CN1979588A (en) | Plant simulator | |
| CN210804835U (en) | Nuclear power plant instrument control maintenance skill competition platform based on reactor protection system | |
| CN111650505A (en) | Contactor fault diagnosis method and device, storage medium and converter | |
| CN109507574A (en) | The test method and device of relay protection device | |
| CN113541093A (en) | Intelligent distributed feeder automation function test method for power distribution terminal | |
| CN113884787A (en) | Intelligent oscillograph tripping and closing verification function test method and system | |
| CN211183401U (en) | Power line protection system | |
| Lin et al. | Component Model of Grid Cyber Physical Systems Based on Finite Automata | |
| CN209746015U (en) | Frequency signal wiring switching device | |
| Kezunovic et al. | Automated analysis of protective relay data | |
| CN113406491A (en) | Breaker opening and closing testing device | |
| KR102594239B1 (en) | Apparatus for judging common errors and the method for judging common errors | |
| CN214226184U (en) | Platform for automatically simulating nuclear power reactor protection system accident | |
| CN106908675B (en) | System and method for detecting influence of power supply interruption on operation of nuclear power plant | |
| CN117272571B (en) | Visual checking method and system for power grid new equipment starting scheme | |
| Meza et al. | Exploring fuzzy relations for alarm processing and fault location in electrical power systems | |
| Xu et al. | Fast Load Shedding Scheme for Enhancing Reliability and Stability of Expanded Liquified Gas Plant | |
| CN112562441A (en) | Platform for automatically simulating nuclear power reactor protection system accident | |
| Morris et al. | Availability and resiliency analysis of modern distribution grids using stochastic reward nets | |
| CN212723744U (en) | Interface device for connecting valve base control equipment and digital simulation platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |