CN108459219A - A kind of method and system for testing excitation system - Google Patents
A kind of method and system for testing excitation system Download PDFInfo
- Publication number
- CN108459219A CN108459219A CN201810127279.8A CN201810127279A CN108459219A CN 108459219 A CN108459219 A CN 108459219A CN 201810127279 A CN201810127279 A CN 201810127279A CN 108459219 A CN108459219 A CN 108459219A
- Authority
- CN
- China
- Prior art keywords
- excitation system
- fault data
- measured
- data
- fault
- 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
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
A kind of method and system for testing excitation system, including：The fault data of acquisition is inputted in excitation system to be measured and obtains measured waveform figure；It is whether normal that measured waveform figure theoretical waveforms corresponding with the fault data are compared verification excitation system work.The present invention to excitation system carry out it is not any tear group work open in the case of it is efficient demonstrate whether excitation system can work normally, and compensate for the defect currently without detection excitation system method.
Description
Technical field
The present invention relates to generating field electric fields, and in particular to a kind of method and system for testing excitation system.
Background technology
Excitation system is supplied with the power supply and its auxiliary device of synchronous generator exciting electric current.It is generally by exciting power list
Two major part compositions of member and field regulator.Exciting power unit provides exciting current to synchronous generator rotor；And it encourages
Magnestat then controls the output of exciting power unit according to input signal and given adjustment criteria.The automatic of excitation system is encouraged
Magnestat has the stability for improving electric system Parallel sets the hair of sizable effect, especially modern power systems
Exhibition leads to the trend that the set steady limit reduces, and keeps excitation system essential, and which raises the stability of electric system, including
Static stability, transient stability and dynamic stability.Therefore, excitation system under various Power System Disturbances and failure whether
The method for working normally direct relation unit safety and power system security, but also lacking test excitation system at present.
Invention content
In order to solve the above-mentioned deficiency in the presence of the prior art, the present invention provides a kind of side for testing excitation system
Method and system.
Technical solution provided by the invention is：A method of it is used to test excitation system, including：
The fault data of acquisition is inputted in excitation system to be measured and obtains measured waveform figure；
Measured waveform figure theoretical waveforms corresponding with the fault data are compared verification excitation system work
Whether normal make.
Preferably, described that measured waveform figure theoretical waveforms corresponding with the fault data are compared verification
Whether excitation system work is normal, including：
When the difference of measured waveform figure theoretical waveforms corresponding with the fault data is in preset threshold range
When, then excitation system works normally, otherwise, excitation system operation irregularity.
Preferably, the corresponding theoretical waveforms of the fault data, including：
It is the fault data pair according to the fault data is inputted theoretical waveforms obtained from excitation system model
The theoretical waveforms answered.
Preferably, the acquisition of the fault data, including：
It collects the fault data of power grid or fault data is obtained by simulation software simulated failure.
Preferably, the fault data for collecting power grid, including：
Three-phase fault, phase to phase fault, single-phase fault, low frequency oscillations and the system high-frequency of acquisition power grid vibrate respectively
Fault data.
Preferably, described that fault data is obtained by simulation software simulated failure, including：
In electromagnetic transient simulation software for calculation, corresponding simulation model is established；
It is low to simulate the single-phase faults of different durations, phase to phase fault, three-phase fault, system respectively in corresponding simulation model
Frequency vibration, which is swung, to be vibrated with system high-frequency and obtains fault data.
Preferably, the fault data by acquisition inputs in excitation system to be measured and obtains measured waveform figure, including：
By the fault data of acquisition by after wave shape playback by inputting excitation system to be measured after power amplifier；
Record the measured waveform figure of the excitation system output to be measured.
Based on same inventive concept, the present invention also provides a kind of systems for testing excitation system, including：
Input module obtains measured waveform figure for inputting the fault data of acquisition in excitation system to be measured；
Processing module is tested for being compared measured waveform figure theoretical waveforms corresponding with the fault data
Whether normal demonstrate,prove excitation system work.
Preferably, the processing module, including：
Judging unit, for when the difference of measured waveform figure theoretical waveforms corresponding with the fault data is pre-
If when in threshold range, then excitation system works normally, otherwise, excitation system operation irregularity；
Processing unit, for being institute according to theoretical waveforms obtained from the fault data is inputted excitation system model
State the corresponding theoretical waveforms of fault data.
Preferably, the input module, including：
Input unit, for by obtain the fault data by after wave shape playback by after power amplifier input wait for
The excitation system of survey；
Recording unit, the measured waveform figure for recording the excitation system output to be measured.
Compared with the immediate prior art, technical solution provided by the invention has the advantages that：
The fault data of acquisition is inputted in excitation system to be measured and obtains measured waveform by technical solution provided by the invention
Figure；Measured waveform figure theoretical waveforms corresponding with the fault data are further compared verification excitation system
Whether work normal, it is not any to excitation system progress tear group work open in the case of the efficient excitation system that demonstrates be
It is no to work normally, and compensate for the defect currently without detection excitation system method.
Description of the drawings
Fig. 1 is the test method flow chart of electrical power stabilization device in the embodiment of the present invention；
Fig. 2 is the test method structural schematic diagram of the electrical power stabilization device in the embodiment of the present invention；
Fig. 3 is the schematic diagram working properly of the electrical power stabilization device in the embodiment of the present invention；
Fig. 4 is the schematic diagram of the electrical power stabilization device operation irregularity in the embodiment of the present invention；
Fig. 5 is the test method flow chart of governing system in the embodiment of the present invention；
Fig. 6 is the test platform schematic diagram of governing system in the embodiment of the present invention；
Fig. 7 is the oscillogram that governing system works normally in the embodiment of the present invention；
Fig. 8 is the oscillogram of governing system operation irregularity in the embodiment of the present invention；
Fig. 9 is a kind of method flow diagram for testing excitation system in the embodiment of the present invention；
Figure 10 is the test platform schematic diagram of excitation system in the embodiment of the present invention；
Figure 11 is the oscillogram that excitation system works normally in the embodiment of the present invention；
Figure 12 is the oscillogram of excitation system operation irregularity in the embodiment of the present invention.
Specific implementation mode
For a better understanding of the present invention, present disclosure is done further with example with reference to the accompanying drawings of the specification
Explanation.
Embodiment 1
In the present embodiment, a kind of test method of electric system is provided, including：
The playback of data of acquisition is inputted in electric system to be measured and obtains measured waveform figure；
The playback of data is inputted into preset electric power system model and obtains theoretical waveforms；
When the difference of the measured waveform figure and the theoretical waveforms is in preset threshold range, then electric system is being just
Often work, otherwise, work of electric power system are abnormal.
The playback of data by acquisition inputs in electric system to be measured and obtains measured waveform figure, including：
By the playback of data by inputting electric system to be measured after power amplifier；
Record the measured waveform figure of the electric system output to be measured.
The playback of data of the acquisition, including：
The fault data for collecting power grid by wave shape playback obtains the first playback of data or by simulation software simulated failure
Data simultaneously obtain the second playback of data by wave shape playback.
The fault data for collecting power grid obtains the first playback of data by wave shape playback, including：
Three-phase fault, phase to phase fault, single-phase fault, low-frequency oscillation and the higher-order of oscillation fault data of power grid are obtained respectively；
The fault data is obtained into the first playback of data by wave shape playback.
It is described to obtain the second playback of data by simulation software simulated failure data and by wave shape playback, including：
In electromagnetic transient simulation software for calculation, corresponding simulation model is established；
Single-phase fault, phase to phase fault, three-phase fault, the low frequency for simulating different durations respectively in corresponding simulation model shake
It swings and the higher-order of oscillation；
It obtains fault signature and the second playback of data is obtained by wave shape playback.
The electric system includes：Electrical power stabilization device, governing system and excitation system.
Embodiment 2
By taking electrical power stabilization device as an example, this implementation provides a kind of test method of electrical power stabilization device, as shown in Figure 1, including：
Step S101：The playback of data of acquisition is inputted in electrical power stabilization device to be measured and obtains measured waveform figure；
Step S102：And the playback of data is inputted into preset electrical power stabilization device model and obtains theoretical waveforms；
Step S103：When the difference of the measured waveform figure and the theoretical waveforms is in preset threshold range, then
Electrical power stabilization device works normally, otherwise, electrical power stabilization device operation irregularity.
It should be noted that being not no sequencing between the step S101 in the present embodiment and step S102.
This implementation provides shown in a kind of test method of electrical power stabilization device is as follows：
First, the playback of data of acquisition is inputted in electrical power stabilization device to be measured and obtains measured waveform figure；
The fault data for collecting power grid by wave shape playback obtains the first playback of data and by simulation software simulated failure
Data simultaneously obtain the second playback of data by wave shape playback.
Wherein, playback of data includes：First playback of data and the second playback of data.
Single-phase fault data, phase to phase fault data, three-phase fault data that actual electric network occurred are collected, system low frequency shakes
Fault data (0.1-2.0Hz), system high-frequency oscillation fault data (5-30Hz) are swung, fault data includes the three of the same measuring point
Phase voltage and three-phase current data, as the first playback of data, measured data sample rate should be not less than 5kHz；
In electromagnetic transient simulation software for calculation, such as in PSCAD, EMTDC software, the single-phase event of different durations is simulated
Barrier, phase to phase fault, three-phase fault (50ms, 90ms, 120ms etc.), low frequency oscillations (0.1-2Hz), system high-frequency vibrate (5-
Three-phase voltage and three-phase current that emulation obtains 30Hz) are obtained, as the second playback of data, emulation data sampling rate should be not less than
10kHz；
By electrical power stabilization device PSS access power amplifiers to be tested, and according to PSS input parameters, sets power and put
The voltage of big device, electric current no-load voltage ratio；According to specific requirements, the first playback of data, i.e. actual electric network fault data, or choosing can be selected
With the second playback of data, i.e. simulated fault data, it is three-phase voltage, three-phase current letter to be exported data by power amplifier
Number；
Three-phase voltage, three-phase current signal are inputted in electrical power stabilization device to be measured to be measured and obtains measured waveform figure；
Secondly, and playback of data is inputted into preset electrical power stabilization device model and obtains theoretical waveforms；
Finally, when the difference of measured waveform figure and theoretical waveforms is in preset threshold range, then electrical power stabilization device is being just
Often work, otherwise, electrical power stabilization device operation irregularity.
As shown in Fig. 2, establishing emulation platform in the present embodiment by taking 600MW units as an example, PSS parameter is set, PT no-load voltage ratios are
22000:220=100, CT no-load voltage ratio are 20000:5=4000；
The fault datas such as three-phase fault, phase to phase fault, single-phase fault, low-frequency oscillation and the higher-order of oscillation are passed through into wave shape playback
Tool obtains direct current signal, and direct current signal is exported AC signal by power amplifier, AC signal is inputted to electricity to be measured
Power stabilizer tests its dynamic characteristic, and measured waveform figure is recorded by Portable electric quantity (waveform) recorder analyser.
The data for inputting electrical power stabilization device to be measured are sequentially input into preset electrical power stabilization device model, pass through Portable electric quantity
(waveform) recorder analyser records theoretical waveforms；
When the difference of measured waveform figure and theoretical waveforms is in preset threshold range, then the normal work of electrical power stabilization device
Make, otherwise, electrical power stabilization device operation irregularity.
It is as shown in Figure 3, Figure 4 to compare its dynamic measurement results.The middle measured result of Fig. 3 and the difference of notional result are default
In threshold range, PSS is working properly, and the difference of measured result and notional result is not in preset threshold range in Fig. 4, therefore
PSS operation irregularities.
Embodiment 3
By taking governing system as an example, the test method of governing system is present embodiments provided；
Fig. 5 is the test method flow chart of governing system, as shown in figure 5, method includes：
Step S501 obtains playback of data；
Step S502, the governing system model that the playback of data is inputted governing system to be measured respectively and is built in advance obtain
To oscillogram；
Step S503, the oscillogram obtained using governing system to be measured and governing system model, which tests the governing system, is
It is no to work normally.
Emulation platform is established with 600MW units in this implementation, governing system parameter, power-level channel range of signal are set
0-1000MW, frequency measurement ranging from 0-100Hz；
As shown in fig. 6, the fault data being collected into is obtained playback of data by playback tool first；
Then playback of data is inputted into governing system to be measured by power amplifier, by wave tracer, record is real
Survey oscillogram；
The governing system model that playback of data input is established according to theory simultaneously, by wave tracer, record is theoretical
Oscillogram；
As shown in fig. 7, when the difference of measured waveform figure and theoretical waveforms is in preset threshold range, then the speed governing
System worked well, otherwise, as shown in figure 8, governing system operation irregularity.
Fault data in this implementation, including：Collect actual electric network occurred typical single-phase fault, phase to phase fault, three
Phase fault data, low frequency oscillations data (0.1-2.0Hz), data include the power and frequency data of the same measuring point, real
Measured data sample rate should be not less than 1kHz；
Or in PSCAD, EMTDC electromagnetic transient simulation software for calculation, single-phase fault, the two-phase event of different durations are simulated
Barrier, three-phase fault (50ms, 90ms, 120ms etc.), low frequency oscillations (0.1-2Hz) obtain the power and frequency that emulation obtains
Data, emulation data sampling rate should be not less than 1kHz；
Fault data will be obtained and obtain playback of data by playing back tool.
Above-mentioned playback of data is inputted into governing system to be measured by power amplifier, obtains measured waveform figure；
The corresponding fault data of above-mentioned playback of data is inputted into governing system model simultaneously, obtains theoretical waveforms；
When the difference of measured waveform figure and theoretical waveforms is in preset threshold range, then the normal work of the governing system
Make, otherwise, governing system operation irregularity.
Embodiment 4
Fig. 9 is a kind of method flow diagram for testing excitation system, as shown in figure 9, method specifically includes：
The fault data of acquisition is inputted in excitation system to be measured and obtains measured waveform figure by step S901；
Measured waveform figure theoretical waveforms corresponding with the fault data are compared verification and encouraged by step S902
Whether magnetic system work is normal.
Specific steps include：
For step S901, the fault data of acquisition is inputted in excitation system to be measured and obtains measured waveform figure, including：
The fault data of acquisition is obtained into direct current signal by playing back tool；
By above-mentioned direct current signal input power amplifier, the AC signal of three-phase voltage, three-phase current is obtained；
AC signal is inputted in excitation system to be measured and measure characteristic test, obtains measured waveform figure.
For step S902, measured waveform figure theoretical waveforms corresponding with the fault data are compared and are tested
Whether normal demonstrate,prove excitation system work, including：
Fault data is inputted in the excitation system model built up in advance and obtains theoretical waveforms；
Theoretical waveforms are compared with the measured waveform figure obtained in step S901, if difference in predetermined threshold value model
When enclosing interior, then excitation system works normally, otherwise, excitation system operation irregularity.
Establish emulation platform in the present embodiment by taking 600MW units as an example, parameters of excitation system be set, carry out three-phase, two-phase,
The working condition of excitation system under the failures such as single-phase typical fault, low frequency oscillations and system high-frequency oscillation, as shown in Figure 10,
Input excitation system to be detected after the fault data being collected into is handled by power amplifier, while by fault data
It inputs in excitation system model；
Measured waveform and the excitation system of excitation system output to be measured are recorded by Portable electric quantity (waveform) recorder analyser
The theoretical waveform that model of uniting exports, the waveform of comparison Portable electric quantity (waveform) recorder analyser record；
As shown in figure 11, when the difference of measured waveform figure and theoretical waveforms is in preset threshold range, then excitation system
System normal work, otherwise, as shown in figure 12, excitation system operation irregularity.
In the present embodiment, the acquisition modes of two kinds of fault datas are provided, respectively：
Collect actual electric network occurred typical single-phase fault, phase to phase fault, three-phase fault data, low frequency oscillations number
According to (0.1-2.0Hz), system high-frequency oscillation data (5-30Hz), data include the three-phase voltage and three-phase current of the same measuring point
Data, measured data sample rate should be not less than 5kHz；
In the electromagnetic transient simulations software for calculation such as PSCAD, EMTDC, single-phase fault, the two-phase of different durations are simulated respectively
Failure, three-phase fault (50ms, 90ms, 120ms etc.), low frequency oscillations (0.1-2Hz), system high-frequency oscillation (5-30Hz) obtain
Take the three-phase voltage and three-phase current that emulation obtains, emulation data sampling rate that should be not less than 10kHz.
Based on same inventive concept, a kind of system for testing excitation system is additionally provided in the present embodiment, including：
Input module obtains measured waveform figure for inputting the fault data of acquisition in excitation system to be measured；
Processing module is tested for being compared measured waveform figure theoretical waveforms corresponding with the fault data
Whether normal demonstrate,prove excitation system work.
In embodiment, the processing module, including：
Judging unit, for when the difference of measured waveform figure theoretical waveforms corresponding with the fault data is pre-
If when in threshold range, then excitation system works normally, otherwise, excitation system operation irregularity；
Processing unit, for being institute according to theoretical waveforms obtained from the fault data is inputted excitation system model
State the corresponding theoretical waveforms of fault data.
In embodiment, the input module, including：
Input unit, for by obtain the fault data by after wave shape playback by after power amplifier input wait for
The excitation system of survey；
Recording unit, the measured waveform figure for recording the excitation system output to be measured.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, the application can be used in one or more wherein include computer usable program code computer
The computer program production implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The application is with reference to method, the flow of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It these are only the embodiment of the present invention, be not intended to restrict the invention, it is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution, improvement and etc. done, be all contained in apply pending scope of the presently claimed invention it
It is interior.
Claims (10)
1. a kind of method for testing excitation system, which is characterized in that including：
The fault data of acquisition is inputted in excitation system to be measured and obtains measured waveform figure；
Measured waveform figure theoretical waveforms corresponding with the fault data, which are compared verification excitation system work, is
It is no normal.
2. the method as described in claim 1, which is characterized in that described that the measured waveform figure is corresponding with the fault data
Theoretical waveforms be compared verification excitation system work it is whether normal, including：
When the difference of measured waveform figure theoretical waveforms corresponding with the fault data is in preset threshold range, then
Excitation system works normally, otherwise, excitation system operation irregularity.
3. the method as described in claim 1, which is characterized in that the corresponding theoretical waveforms of the fault data, including：
It is that the fault data is corresponding according to the fault data is inputted theoretical waveforms obtained from excitation system model
Theoretical waveforms.
4. the method as described in claim 1, which is characterized in that the acquisition of the fault data, including：
It collects the fault data of power grid or fault data is obtained by simulation software simulated failure.
5. method as claimed in claim 4, which is characterized in that the fault data for collecting power grid, including：
The three-phase fault of power grid, the failure of phase to phase fault, single-phase fault, low frequency oscillations and system high-frequency oscillation are obtained respectively
Data.
6. method as claimed in claim 4, which is characterized in that it is described that fault data is obtained by simulation software simulated failure,
Including：
In electromagnetic transient simulation software for calculation, corresponding simulation model is established；
Single-phase fault, phase to phase fault, three-phase fault, the system low frequency for simulating different durations respectively in corresponding simulation model shake
It swings and is vibrated with system high-frequency and obtain fault data.
7. the method as described in claim 1, which is characterized in that the fault data by acquisition inputs in excitation system to be measured
Measured waveform figure is obtained, including：
By the fault data of acquisition by after wave shape playback by inputting excitation system to be measured after power amplifier；
Record the measured waveform figure of the excitation system output to be measured.
8. a kind of system for testing excitation system, which is characterized in that including：
Input module obtains measured waveform figure for inputting the fault data of acquisition in excitation system to be measured；
Processing module is encouraged for measured waveform figure theoretical waveforms corresponding with the fault data to be compared verification
Whether magnetic system work is normal.
9. system as claimed in claim 8, which is characterized in that the processing module, including：
Judging unit, for when the difference of measured waveform figure theoretical waveforms corresponding with the fault data is in default threshold
When being worth in range, then excitation system works normally, otherwise, excitation system operation irregularity；
Processing unit, for being the event according to the fault data is inputted theoretical waveforms obtained from excitation system model
Hinder the corresponding theoretical waveforms of data.
10. system as claimed in claim 8, which is characterized in that the input module, including：
Input unit, it is to be measured by being inputted after power amplifier after wave shape playback for passing through the fault data obtained
Excitation system；
Recording unit, the measured waveform figure for recording the excitation system output to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810127279.8A CN108459219B (en) | 2018-02-08 | 2018-02-08 | Method and system for testing excitation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810127279.8A CN108459219B (en) | 2018-02-08 | 2018-02-08 | Method and system for testing excitation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108459219A true CN108459219A (en) | 2018-08-28 |
| CN108459219B CN108459219B (en) | 2022-06-21 |
Family
ID=63239926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810127279.8A Active CN108459219B (en) | 2018-02-08 | 2018-02-08 | Method and system for testing excitation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108459219B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143040A (en) * | 2018-10-19 | 2019-01-04 | 云南电网有限责任公司 | A kind of wind power unit converter test method based on wave shape playback |
| CN109283917A (en) * | 2018-10-23 | 2019-01-29 | 国网福建省电力有限公司 | Nuclear power unit exciter control system test method based on wave shape playback |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033789A (en) * | 2012-12-26 | 2013-04-10 | 华北电力大学 | Static and dynamic test system of synchronous phasor measurement unit pressure measuring unit (PMU) |
| CN103529418A (en) * | 2013-10-18 | 2014-01-22 | 国家电网公司 | Method and device for dynamically testing synchronized phasor measurement unit (PMU) in power system |
| US20140136944A1 (en) * | 2012-11-09 | 2014-05-15 | Adobe Systems Incorporated | Real time web development testing and reporting system |
| CN105515016A (en) * | 2015-12-08 | 2016-04-20 | 中国电力科学研究院 | Simulation verification method for low frequency oscillation controller |
| CN106771735A (en) * | 2016-12-12 | 2017-05-31 | 国网北京市电力公司 | The treating method and apparatus of simulated failure |
| CN106935115A (en) * | 2015-12-29 | 2017-07-07 | 中国电力科学研究院 | A kind of method for building up of generator excited system load module |
| CN107040433A (en) * | 2017-05-10 | 2017-08-11 | 福建网龙计算机网络信息技术有限公司 | A kind of automated testing method and system |
| CN107144808A (en) * | 2017-05-02 | 2017-09-08 | 国网重庆市电力公司 | A kind of dynamic characteristic test method of power transducer |
-
2018
- 2018-02-08 CN CN201810127279.8A patent/CN108459219B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140136944A1 (en) * | 2012-11-09 | 2014-05-15 | Adobe Systems Incorporated | Real time web development testing and reporting system |
| CN103033789A (en) * | 2012-12-26 | 2013-04-10 | 华北电力大学 | Static and dynamic test system of synchronous phasor measurement unit pressure measuring unit (PMU) |
| CN103529418A (en) * | 2013-10-18 | 2014-01-22 | 国家电网公司 | Method and device for dynamically testing synchronized phasor measurement unit (PMU) in power system |
| CN105515016A (en) * | 2015-12-08 | 2016-04-20 | 中国电力科学研究院 | Simulation verification method for low frequency oscillation controller |
| CN106935115A (en) * | 2015-12-29 | 2017-07-07 | 中国电力科学研究院 | A kind of method for building up of generator excited system load module |
| CN106771735A (en) * | 2016-12-12 | 2017-05-31 | 国网北京市电力公司 | The treating method and apparatus of simulated failure |
| CN107144808A (en) * | 2017-05-02 | 2017-09-08 | 国网重庆市电力公司 | A kind of dynamic characteristic test method of power transducer |
| CN107040433A (en) * | 2017-05-10 | 2017-08-11 | 福建网龙计算机网络信息技术有限公司 | A kind of automated testing method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143040A (en) * | 2018-10-19 | 2019-01-04 | 云南电网有限责任公司 | A kind of wind power unit converter test method based on wave shape playback |
| CN109283917A (en) * | 2018-10-23 | 2019-01-29 | 国网福建省电力有限公司 | Nuclear power unit exciter control system test method based on wave shape playback |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108459219B (en) | 2022-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Ayasun et al. | Induction motor tests using MATLAB/Simulink and their integration into undergraduate electric machinery courses | |
| Hajnoroozi et al. | Generating unit model validation and calibration through synchrophasor measurements | |
| CN111175578B (en) | Impedance detection system and method for single-phase or three-phase inverter grid-connected system under complex working condition | |
| CN108535558A (en) | A kind of test method and system of electrical power stabilization device | |
| CN108536116A (en) | A kind of test method and system of governing system | |
| WO2018216620A1 (en) | State analysis apparatus, state analysis method, and program | |
| CN108459219A (en) | A kind of method and system for testing excitation system | |
| CN203396866U (en) | Anti-islanding detection system for electric automobile energy storage grid-connected inverter | |
| CN106972484A (en) | Fired power generating unit excitation system dynamic property online evaluation method and apparatus under many scenes | |
| Bossa et al. | A field test to determine PSS effectiveness at multigenerator power plants | |
| CN106532747A (en) | Method and device for screening power oscillation caused by power system stabilizer abnormality | |
| CN108363007A (en) | A kind of photovoltaic virtual synchronous generator performance test device and method | |
| Juárez-Caltzontzin et al. | Theoretical and Experimental Analysis of the Short Circuit Current Components in Salient Pole Synchronous Generators | |
| Kovalenko et al. | Comparing the techniques of defining the synchronous machine load angle | |
| Moghaddam et al. | Generator excitation systems sensitivity analysis and their model parameter's reduction | |
| Tepikin et al. | Turbine–Generating Unit Model Automatic Verification Tool Design Based On PMU Data | |
| Hua et al. | PMU measurement based dynamic load modeling using SVC devices in online enviroment | |
| CN107069772A (en) | The oscillation of power suppressing method and device of a kind of nuclear power generating sets main transformer pushing electric network | |
| CN108267689B (en) | Damping polarity distinguishing method and system for speed regulating system of generator set | |
| CN108931721B (en) | Generator damping property distinguishing method and device | |
| CN104569805A (en) | Static testing method of excitation device | |
| Moreno-Garcia et al. | Educational platform for reliability assessment of power quality | |
| CN109283917A (en) | Nuclear power unit exciter control system test method based on wave shape playback | |
| KR20130003283A (en) | Test apparatus for of high-capacity synchronous machine start up controller | |
| CN108964122A (en) | A kind of verification method and device of Wind turbines electrical model frequency response characteristic |
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 |