CN112505451A - Mobile AGC (automatic gain control) and AVC (automatic Voltage control) function test system for offshore wind farm - Google Patents
Mobile AGC (automatic gain control) and AVC (automatic Voltage control) function test system for offshore wind farm Download PDFInfo
- Publication number
- CN112505451A CN112505451A CN202011320853.5A CN202011320853A CN112505451A CN 112505451 A CN112505451 A CN 112505451A CN 202011320853 A CN202011320853 A CN 202011320853A CN 112505451 A CN112505451 A CN 112505451A
- Authority
- CN
- China
- Prior art keywords
- test
- data
- tested
- agc
- plant
- 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.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 236
- 238000012545 processing Methods 0.000 claims abstract description 49
- 238000004891 communication Methods 0.000 claims description 15
- 230000004044 response Effects 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 claims description 9
- 238000011156 evaluation Methods 0.000 claims description 9
- 238000013500 data storage Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 32
- 230000008569 process Effects 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 description 6
- 238000011161 development Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009781 safety test method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010937 topological data analysis Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/001—Measuring real or reactive component; Measuring apparent energy
- G01R21/002—Measuring real component
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/001—Measuring real or reactive component; Measuring apparent energy
- G01R21/003—Measuring reactive component
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/006—Measuring power factor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
-
- 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
- Y02E10/76—Power conversion electric or electronic aspects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Wind Motors (AREA)
Abstract
The application discloses offshore wind farm AGC, AVC function mobile test system includes: the model system is used for acquiring and displaying real-time data of each key node in the plant station to be tested, updating the topological model of the plant station to be tested according to the real-time data and analyzing and calculating the topological model; the test system is used for generating and sending a test instruction to the control system of the tested station, so that the tested station responds according to the test instruction and feeds back corresponding test data to the test result processing system; and the test result processing system is used for carrying out data processing on the test data and generating a report. The method and the device can break regional limitation, are convenient to carry, can flexibly access the plant station to be tested to be put into operation, can test the grid-connected characteristics such as AGC and AVC on site, can directly issue the test result, can remove the process that a master station repeatedly checks signals, models and parameters in the grid-connected process, can optimize the time window for debugging the grid-connected characteristics of the plant station to be tested and the grid-connected test, and can accelerate the grid-connected operation of the plant station to be tested.
Description
Technical Field
The application relates to the technical field of electric power testing, in particular to an offshore wind farm AGC and AVC function mobile testing system.
Background
The significance of building an Automatic Generation Control (AGC) and Automatic Voltage Control (AVC) functional mobile test system for an offshore wind farm is as follows: the fluctuation and the intermittent characteristics of the wind power plant are obvious, and the stability of a receiving end power grid can be obviously influenced after the wind power plant is subjected to large-scale grid connection. At present, a detection test means and a platform aiming at the interaction influence of large-scale offshore wind power and a complex large power grid are lacked, and a related engineering technology and experience of coordinated operation control of the detection test means and the platform and an energy storage system are lacked. Secondly, under the environment that new energy replaces traditional fossil energy and the proportion of electric energy in energy consumption is increased, which is the great trend of energy pattern development in China, the system provides new requirements for the capacity of participating in frequency modulation and voltage regulation of new energy plants, and the relevant capacity of the new energy plants needs to be tested and detected. The method has the advantages of supporting high-quality development of a new energy system, improving the grid-connected quality of a new energy plant station and the support capability of a test detection technology, and realizing flexibility and portability.
Aiming at the aspect of testing functions: the existing offshore wind power system grid-related test mainly comprises related contents such as voltage/frequency adaptability, fault ride-through, power prediction, active power control, reactive power and voltage control, electric energy quality, reactive compensation device grid-connected performance and the like. At present, the test items are temporarily carried out by instructions issued by a main station of the power grid dispatching system, so that the test limitation is large and the test flow is complex.
For the mobile test system construction aspect: at present, there are documents which are used for carrying out related research on a mobile master station test simulation device, and are mainly used for simplifying debugging processes and steps of automatic equipment of a transformer substation, and an application object is a conventional transformer substation system.
Disclosure of Invention
The embodiment of the application provides a mobile test system for functions of AGC and AVC of an offshore wind farm, so that the system is convenient to carry and can be flexibly accessed to a new energy plant station to be put into operation.
In view of the above, the present application provides a mobile testing system for the AGC and AVC functions of an offshore wind farm, the system comprising:
the model system is used for acquiring and displaying real-time analog quantity and switching value data of each key node in the plant station to be tested, updating a topological model of the plant station to be tested according to the real-time data and analyzing and calculating the topological model;
the test system is used for generating and sending a test instruction to the control system of the tested station, so that the tested station responds according to the test instruction and feeds back corresponding test data to the test result processing system;
and the test result processing system is used for carrying out data processing on the test data and generating a report.
Optionally, the method further includes: and the communication module is used for carrying out real-time communication with a control system of the tested station.
Optionally, the test system is specifically configured to send an active power test instruction or a voltage/reactive power test instruction to a control system of the plant station to be tested, so that the plant station to be tested responds according to the active power test instruction or the voltage/reactive power test instruction and feeds back corresponding test data to the test result processing system.
Optionally, the active power test instruction includes a power fixed value, a power curve, and unplanned continuous real-time adjustment, and the reactive power test instruction includes a voltage fixed value, a voltage increment set value, a voltage curve, and unplanned continuous real-time adjustment.
Optionally, the test data includes operation information data of active power, reactive power, voltage, current, power factor, and frequency of the plant under test.
Optionally, the test result processing system further includes:
the data processing module is used for generating a corresponding chart from the test data, calculating a corresponding evaluation index according to a preset index calculation method, and generating a test result corresponding to the evaluation index; the evaluation index is used for reflecting the adjusting range, the adjusting dead zone, the response time, the adjusting speed and the adjusting precision of the tested station.
Optionally, the test result processing system further includes:
and the report generation module is used for exporting the test result in the form of a chart document.
Optionally, the test result processing system further includes:
and the data receiving module is used for receiving meteorological data of the wind power plant, electric parameters of the wind power plant, operation data of the wind power plant, basic parameters and operation data of a wind turbine generator, power grid operation information, statistical calculation capacity data and other test field requirement data.
Optionally, the test result processing system further includes:
and the data storage module is used for storing the data received by the test result processing system, processing the data, generating instruction data and issuing the instruction data, and recording various analog quantities, switching values, alarm indications and information uploaded by the tested plant station in real time.
Optionally, the test result processing system further includes:
and the data query module is used for retrieving wind power plant information, wind turbine generator information, real-time data, historical data, test results, alarm and event sequence records and brief report information.
According to the technical scheme, the method has the following advantages:
in this application, provide an offshore wind farm AGC, AVC function mobile test system, include: the model system is used for acquiring and displaying real-time data of each key node in the plant station to be tested, updating the topological model of the plant station to be tested according to the real-time data and analyzing and calculating the topological model; the test system is used for sending a test instruction to the control system of the tested station, so that the tested station responds according to the test instruction and feeds back corresponding test data to the test result processing system; and the test result processing system is used for carrying out data processing on the operation and test data and generating a report.
The method and the device have the advantages that the topological model of the tested plant is updated by acquiring the real-time data of the tested plant in real time, the test system generates and sends the test instruction to the tested plant, so that the corresponding test data is acquired, the test result is analyzed and processed to generate a report, the method and the device can be applied to the test of AGC and AVC functions in the new energy plant, and the method and the device have the characteristics of preventing test signal interference, being high in correctness of model checking parameters, being free from secondary checking signals of a main station during grid connection, directly issuing a complete test data report and the like.
Drawings
FIG. 1 is a system architecture diagram of a mobile testing system and a tested station in an embodiment of an offshore wind farm AGC and AVC mobile testing system according to the present invention;
fig. 2 is a system architecture diagram of a test result processing system in an embodiment of the mobile test system for the offshore wind farm AGC and AVC functions.
Detailed Description
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.
Fig. 1 is a system architecture diagram of a mobile test system and a plant under test in an embodiment of an offshore wind farm AGC, AVC functional mobile test system, as shown in fig. 1, where fig. 1 includes:
and the model system 101 is used for acquiring and displaying real-time data of each key node in the plant station to be tested, updating the topological model of the plant station to be tested according to the real-time data, and analyzing and calculating the topological model.
It should be noted that the model system can realize displaying and counting of the topology model of the plant to be tested, and realize the functions of operation, misoperation prevention and the like, and is used for reflecting the grid structure of the plant system and the real-time analog quantity and switching quantity of each key node. The system can be drawn and set up according to information provided by a tested wind power plant manufacturer, model updating can be realized through data communication in the test process, and simple topological analysis and calculation can be carried out. Specifically, the plant to be tested is a new energy plant, and the new energy plant comprises a wind power plant, a photovoltaic plant and the like.
The test system 102 is configured to generate and send a test instruction to a control system of the plant station to be tested, so that the plant station to be tested responds according to the test instruction and feeds back corresponding test data to the test result processing system.
It should be noted that the test system can be used to implement the test functions of AGC and AVC. For the existing related standards, the detection items are definitely specified, and the detection items, the detection contents and the corresponding test instructions can be solidified according to the related standards; for the method that no standard clearly stipulates, a manual instruction input means is developed, and the control operation adopts a mode of selecting a test instruction, returning and checking, and executing an operation instruction. The test system may include communication signal testing and AGC, AVC testing.
The AGC test refers to remotely adjusting the active power of the generator set when the frequency of the power system or the power of a tie line changes in a determined area so as to maintain the frequency of the system or ensure the preset exchange power between areas.
The AVC test refers to an application module or an independent subsystem of the power grid dispatching automation system, also called AVQC for short, namely automatic reactive voltage control, which is based on the power grid dispatching automation system and is used for automatically regulating reactive power of a power grid generator, parallel compensation equipment, a transformer on-load tap and other reactive voltage regulation equipment to realize the aim that the distribution of the power grid voltage and the reactive power meets the safety, stability and economic operation of a power grid.
And the test result processing system 103 is used for performing data processing on the operation and test data and generating a report.
It should be noted that the test result processing system can be used to implement functions such as data reception, data processing, data storage, data query, report generation, authority, secondary development, and the like. The data receiving realization method is based on the communication of a data acquisition device of a test result processing system or a tested wind farm SCADA, and can be used for monitoring and analyzing the acquired test data.
The method and the device have the advantages that the topological model of the tested plant is updated by acquiring the real-time data of the tested plant in real time, the test instruction is sent to the tested plant through the test system, so that the corresponding test data is acquired, the test result is analyzed and processed to generate a report, the method and the device can be applied to the test of AGC and AVC functions in the new energy plant, and the method and the device have the characteristics of test signal interference prevention, high correctness of model checking parameters, no need of secondary checking signals of a main station during grid connection, direct issuing of a complete test data report and the like.
The application also provides another embodiment of the mobile test system for the functions of the AGC and the AVC of the offshore wind farm, which further comprises the following steps:
and the communication module is used for carrying out real-time communication with a control system of the tested station.
It should be noted that, the present application can implement data connection between the model system, the test system, and the test result processing system and the plant under test through the communication module. Specifically, the method and the device can adopt conventional communication protocols and protocols such as DL/T634.5101-2002, DL/T634.5104-2009, MODBUS, IEC61850 and the like to effectively communicate with the tested new energy plant station, and achieve signal transmission testing, AGC and AVC function testing and data accuracy checking testing.
In a specific implementation manner, the test system is specifically configured to send an active power test instruction or a reactive power test instruction to a control system of the plant station under test, so that the plant station under test feeds back corresponding test data to the test result processing system according to the active power test instruction or the reactive power test instruction.
It should be noted that the test system in the present application can be used for testing the AGC and AVC functions. When the device is used for testing the AGC function, the testing system sends an active power testing instruction for adjusting the active power and the active power, the indexes of the new energy plant station, such as the operation range, the response time, the adjusting speed, the adjusting precision and the like, are tested, and the verification is realized by comparing and evaluating the testing result indexes with the standard and the standard requirement. The testing of the AGC function may include the following experimental functions: realizing an AGC static test function: the method comprises but is not limited to instruction security check, communication interruption, unit internal abnormity, wind power plant AGC control mode switching, load curve test and the like; secondly, realizing the AGC closed loop dynamic test function: the method comprises but is not limited to continuously issuing AGC commands to a new energy plant station and issuing AGC command tests at variable regulation rate; and the other test functions of the new energy station AGC test standard or standard requirements issued in the project implementation stage are provided.
Specifically, the AGC test implementation method includes that an active power test instruction is issued to a plant station control system of a tested new energy plant station through a test system, the tested plant station control system can automatically decompose the instruction and issue the active power instruction to a power outer ring control link corresponding to decoupling control of a wind turbine generator set, and therefore response is achieved; the test system then returns the response data through the measurement system and the communication and interface system, and performs analysis. The active power test instruction issued by the AGC test system comprises three forms of power fixed value, power curve, unplanned continuous real-time adjustment and the like, and is respectively used for different working conditions such as static test, closed loop step response and reverse delay test, tested whole plant test operation test and the like.
It should be noted that, when the test system is used for testing the AVC function, the test system issues a reactive power test instruction for adjusting the reactive power and the reactive power, and the test system may be used to test indexes such as an adjustment range, an adjustment dead zone, a response time, an adjustment speed, and an adjustment precision of a new energy plant. The test system can perform the following functions of the test content: firstly, realizing an AVC static test function: the method comprises the following steps of (1) switching on and off factory-level AVC, instruction safety testing, communication interruption, unit internal abnormity, wind power plant AVC control function switching and the like; and secondly, realizing the AVC closed loop dynamic test function: the method includes but is not limited to completing tests in modes of issuing voltage instructions, increasing and decreasing reactive power instructions and the like to a new energy plant station; and the device has other testing functions required by the AVC testing standard or specification of the new energy station issued in the project implementation stage.
Specifically, the AVC test implementation method includes the steps that a test system issues a voltage or reactive power test instruction to a plant station control system of a tested new energy plant station, the tested plant station control system can automatically decompose the instruction and issue the voltage or reactive power instruction to a voltage/power outer loop control link corresponding to decoupling control of a wind turbine generator, and therefore response is achieved; the test system returns response data through the measurement system and the communication and interface system, and transmits the response data back to the test result processing system for analysis. When the test system performs AVC test, the issued test power instruction comprises four forms of voltage fixed value, voltage increment set value, voltage curve, unplanned continuous real-time regulation and the like, and is respectively used for different working conditions such as static test, locking function test, remote voltage step response and reverse delay test, tested whole plant test operation test and the like.
In a specific embodiment, the test result processing system further includes:
the data processing module 1032 is configured to generate a corresponding chart from the test data, calculate a corresponding evaluation index according to a preset index calculation method, and generate a test result corresponding to the evaluation index.
It should be noted that the data processing module may generate a corresponding chart from the collected test data, automatically calculate an evaluation index according to a standardized index calculation method, and generate a test result.
In a specific embodiment, the test result processing system further includes:
and the report generation module 1033 is configured to export the test result in the form of a chart document.
It should be noted that the report generation module is implemented by processing test data to form a chart document and exporting the chart document, and applying the chart document to the functions of test report definition, editing, displaying, storing, querying, printing and the like. The development of the report generation module has expandability, namely, the test report template comprises all test system test items and results, and can be adjusted according to the experiment requirements.
In a specific embodiment, the test result processing system further includes:
and the data receiving module 1031 is used for receiving meteorological data of the wind power plant, electric parameters of the wind power plant, operation data of the wind power plant, basic parameters and operation data of the wind turbine generator, operation information of the power grid, statistical calculation capacity data and other test field requirement data.
It should be noted that the test data received by the data receiving module includes wind farm meteorological data (including information of wind speed, air temperature, humidity, air pressure and the like during testing), wind farm electrical parameters (including information of setting parameters of AGC and AVC, and information of active, reactive and voltage automatic control function entering and exiting states of a wind farm), wind farm operation data (including information of active/MW, reactive/Mvar, voltage/kV, current/a, power factor, frequency/Hz and the like of a wind farm), wind turbine basic parameters and operation data (including information of turbine basic parameters, fan operation states, equipment abnormal conditions, operation data of a test fan and the like), grid operation information (such as limited power electric quantity, maximum limited power output, previous day overhaul plan, next day overhaul plan, short-term and ultra-short-term wind power prediction results), And (4) performing statistical calculation (such as information of starting capacity (running), available shutdown capacity (no wind shutdown), overhaul capacity (including fault capacity and man-made shutdown capacity) and the like) and other test field requirement data.
In a specific embodiment, the test result processing system further includes:
the data storage module 1034 is configured to store data received by the test result processing system, process data, generate instruction data, issue instruction data, and record each analog quantity, switching value, alarm indication and information uploaded by the plant under test in real time.
The data storage module is implemented by establishing a real-time database and a historical database, wherein the real-time database stores received data, processed data, generates instructions and issues instructions in real time, records various analog quantities, switching quantities, alarm instructions, information and the like sent by a plant station in real time, and sets a period/manual update; the historical database stores, counts and accumulates the real-time data acquired on site at regular time for subsequent retrieval, reference and use.
In a specific embodiment, the test result processing system further includes:
and the data query module 1035 is used for retrieving wind power plant information, wind turbine generator information, real-time data, historical data, test results, alarm and event sequence records and bulletin information.
It should be noted that the implementation method of the data query module is to set up a retrieval module in the system, and apply the retrieval module to retrieve information such as wind farm information, wind turbine generator information, real-time data, historical data, test results, alarm and event sequence record (SOE), briefing and the like in a database, and set up functions such as report management and information uploading.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The terms "comprises," "comprising," and any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be understood that in the present application, "at least one" means one or more, "a plurality" means two or more. "and/or" for describing an association relationship of associated objects, indicating that there may be three relationships, e.g., "a and/or B" may indicate: only A, only B and both A and B are present, wherein A and B may be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" or similar expressions refer to any combination of these items, including any combination of single item(s) or plural items. For example, at least one (one) of a, b, or c, may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. The utility model provides an offshore wind farm AGC, AVC function mobile test system which characterized in that includes:
the model system is used for acquiring and displaying real-time analog quantity and switching value data of each key node in the plant station to be tested, updating a topological model of the plant station to be tested according to the real-time data and analyzing and calculating the topological model;
the test system is used for generating and sending a test instruction to the control system of the tested station, so that the tested station responds according to the test instruction and feeds back corresponding test data to the test result processing system;
and the test result processing system is used for carrying out data processing on the test data and generating a report.
2. The offshore wind farm AGC, AVC functional mobile test system of claim 1, further comprising:
and the communication module is used for carrying out real-time communication with a control system of the tested station.
3. The offshore wind farm AGC, AVC functional mobile test system of claim 1, wherein the test system is specifically configured to send an active power test command or a voltage/reactive power test command to a control system of a plant station under test, so that the plant station under test responds according to the active power test command or the voltage/reactive power test command, and feeds back corresponding test data to the test result processing system.
4. The offshore wind farm AGC, AVC functional mobile test system of claim 3, wherein the active power test instructions comprise power setpoints, power curves, and unplanned continuous real-time adjustments, and the reactive power test instructions comprise voltage setpoints, voltage increment setpoints, voltage curves, and unplanned continuous real-time adjustments.
5. The offshore wind farm AGC, AVC functional mobile test system according to claim 1, wherein said test data comprises operational information data of active power, reactive power, voltage, current, power factor, frequency of the plant under test.
6. The offshore wind farm AGC, AVC functional mobile test system of claim 1, wherein said test result processing system further comprises:
the data processing module is used for generating a corresponding chart from the test data, calculating a corresponding evaluation index according to a preset index calculation method, and generating a test result corresponding to the evaluation index; and the evaluation index is used for reflecting the adjustment range, the adjustment dead zone, the response time, the adjustment speed and the adjustment precision of the plant station to be measured.
7. The offshore wind farm AGC, AVC functional mobile test system of claim 6, wherein said test result processing system further comprises:
and the report generation module is used for exporting the test result in the form of a chart document.
8. The offshore wind farm AGC, AVC functional mobile test system of claim 1, wherein said test result processing system further comprises:
and the data receiving module is used for receiving meteorological data of the wind power plant, electric parameters of the wind power plant, operation data of the wind power plant, basic parameters and operation data of a wind turbine generator, power grid operation information, statistical calculation capacity data and other test field requirement data.
9. The offshore wind farm AGC, AVC functional mobile test system of claim 1, wherein said test result processing system further comprises:
and the data storage module is used for storing the data received by the test result processing system, processing the data, generating instruction data and issuing the instruction data, and recording various analog quantities, switching values, alarm indications and information uploaded by the tested plant station in real time.
10. The offshore wind farm AGC, AVC functional mobile test system of claim 1, wherein said test result processing system further comprises:
and the data query module is used for retrieving wind power plant information, wind turbine generator information, real-time data, historical data, test results, alarm and event sequence records and brief report information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320853.5A CN112505451A (en) | 2020-11-23 | 2020-11-23 | Mobile AGC (automatic gain control) and AVC (automatic Voltage control) function test system for offshore wind farm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320853.5A CN112505451A (en) | 2020-11-23 | 2020-11-23 | Mobile AGC (automatic gain control) and AVC (automatic Voltage control) function test system for offshore wind farm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112505451A true CN112505451A (en) | 2021-03-16 |
Family
ID=74959482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011320853.5A Pending CN112505451A (en) | 2020-11-23 | 2020-11-23 | Mobile AGC (automatic gain control) and AVC (automatic Voltage control) function test system for offshore wind farm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112505451A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972739A (en) * | 2021-10-18 | 2022-01-25 | 大连理工大学 | Energy storage power station grid-related adaptability strategy rapid verification system and equipment |
| CN114710183A (en) * | 2022-04-07 | 2022-07-05 | 青岛鼎信通讯股份有限公司 | Method for testing attenuation characteristics of carrier communication signals of low-voltage line |
| CN116338365A (en) * | 2023-05-26 | 2023-06-27 | 南方电网数字电网研究院有限公司 | Grid-connected performance testing method suitable for direct current offshore wind turbine generator |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749914A (en) * | 2012-07-10 | 2012-10-24 | 中国电力科学研究院 | In-place testing system of AGC (automatic gain control) and AVC (automatic volume control) function of wind power station and realizing method thereof |
| CN102759920A (en) * | 2012-07-10 | 2012-10-31 | 中国电力科学研究院 | Wind farm AGC (auto gain control) functional test system and test method thereof |
| CN202770921U (en) * | 2012-07-10 | 2013-03-06 | 中国电力科学研究院 | Wind farm AGC and AVC function in-situ testing system |
| CN102981500A (en) * | 2012-11-27 | 2013-03-20 | 四川电力科学研究院 | Testing platform for regional power grid automatic voltage control (AVC) system function tests based on real time digital simulator (RTDS) and construction method of testing platform |
| CN105337318A (en) * | 2015-10-20 | 2016-02-17 | 国家电网公司 | Phase modulation operation capability test method and system for wind turbine generators |
| CN105488631A (en) * | 2015-12-04 | 2016-04-13 | 国家电网公司 | WAMS dynamic data based network source coordination online monitoring and assessment system |
| CN106655159A (en) * | 2016-10-27 | 2017-05-10 | 中国电力科学研究院 | New energy power station primary frequency modulation capability testing system and testing method thereof |
| CN110262455A (en) * | 2019-06-26 | 2019-09-20 | 南方电网科学研究院有限责任公司 | Method, device and equipment for testing control characteristics of automatic power generation control system of power station |
| CN110879321A (en) * | 2019-11-29 | 2020-03-13 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Wind power plant AVC substation performance test method based on actual power grid disturbance waveform |
| CN110928273A (en) * | 2019-12-08 | 2020-03-27 | 国网山西省电力公司电力科学研究院 | Automatic testing method for automatic power generation control function test of photovoltaic power station |
| CN111461919A (en) * | 2020-03-02 | 2020-07-28 | 国电南瑞科技股份有限公司 | Wind-powered electricity generation field power control integration monitored control system |
| CN211149275U (en) * | 2020-01-19 | 2020-07-31 | 西门子电站自动化有限公司 | Primary frequency modulation function testing device |
-
2020
- 2020-11-23 CN CN202011320853.5A patent/CN112505451A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749914A (en) * | 2012-07-10 | 2012-10-24 | 中国电力科学研究院 | In-place testing system of AGC (automatic gain control) and AVC (automatic volume control) function of wind power station and realizing method thereof |
| CN102759920A (en) * | 2012-07-10 | 2012-10-31 | 中国电力科学研究院 | Wind farm AGC (auto gain control) functional test system and test method thereof |
| CN202770921U (en) * | 2012-07-10 | 2013-03-06 | 中国电力科学研究院 | Wind farm AGC and AVC function in-situ testing system |
| CN102981500A (en) * | 2012-11-27 | 2013-03-20 | 四川电力科学研究院 | Testing platform for regional power grid automatic voltage control (AVC) system function tests based on real time digital simulator (RTDS) and construction method of testing platform |
| CN105337318A (en) * | 2015-10-20 | 2016-02-17 | 国家电网公司 | Phase modulation operation capability test method and system for wind turbine generators |
| CN105488631A (en) * | 2015-12-04 | 2016-04-13 | 国家电网公司 | WAMS dynamic data based network source coordination online monitoring and assessment system |
| CN106655159A (en) * | 2016-10-27 | 2017-05-10 | 中国电力科学研究院 | New energy power station primary frequency modulation capability testing system and testing method thereof |
| CN110262455A (en) * | 2019-06-26 | 2019-09-20 | 南方电网科学研究院有限责任公司 | Method, device and equipment for testing control characteristics of automatic power generation control system of power station |
| CN110879321A (en) * | 2019-11-29 | 2020-03-13 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Wind power plant AVC substation performance test method based on actual power grid disturbance waveform |
| CN110928273A (en) * | 2019-12-08 | 2020-03-27 | 国网山西省电力公司电力科学研究院 | Automatic testing method for automatic power generation control function test of photovoltaic power station |
| CN211149275U (en) * | 2020-01-19 | 2020-07-31 | 西门子电站自动化有限公司 | Primary frequency modulation function testing device |
| CN111461919A (en) * | 2020-03-02 | 2020-07-28 | 国电南瑞科技股份有限公司 | Wind-powered electricity generation field power control integration monitored control system |
Non-Patent Citations (1)
| Title |
|---|
| 唐永红;徐琳;范宏;丁会凯;: "基于实时仿真系统的地区电网AVC系统闭环检测方法" * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972739A (en) * | 2021-10-18 | 2022-01-25 | 大连理工大学 | Energy storage power station grid-related adaptability strategy rapid verification system and equipment |
| CN114710183A (en) * | 2022-04-07 | 2022-07-05 | 青岛鼎信通讯股份有限公司 | Method for testing attenuation characteristics of carrier communication signals of low-voltage line |
| CN114710183B (en) * | 2022-04-07 | 2023-10-10 | 青岛鼎信通讯股份有限公司 | Method for testing attenuation characteristics of low-voltage line carrier communication signals |
| CN116338365A (en) * | 2023-05-26 | 2023-06-27 | 南方电网数字电网研究院有限公司 | Grid-connected performance testing method suitable for direct current offshore wind turbine generator |
| CN116338365B (en) * | 2023-05-26 | 2023-09-01 | 南方电网数字电网研究院有限公司 | Grid-connected performance testing method suitable for direct current offshore wind turbine generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112505451A (en) | Mobile AGC (automatic gain control) and AVC (automatic Voltage control) function test system for offshore wind farm | |
| CN103855721B (en) | Wind farm monitoring system accesses system and the information switching method of power network dispatching system | |
| EP2472694B1 (en) | Methods and systems for controlling a power conversion system | |
| CN203324773U (en) | Wind farm centralized control system | |
| US9903896B2 (en) | Method for testing dynamic model parameters of wind power plant | |
| CN105488631A (en) | WAMS dynamic data based network source coordination online monitoring and assessment system | |
| CN108958216B (en) | Automatic detection system and method for new energy AGC or AVC control system | |
| CN105449849A (en) | Wind farm integrated monitoring system | |
| CN103400302A (en) | Risk perception and early warning method and system for cascading failures of wind power base | |
| CN108512730B (en) | Intelligent substation telecontrol system equipment testing method, device and system | |
| CN110460076A (en) | The automatic checkout system and method for grid side energy storage Monitor Process control system | |
| CN115483701A (en) | Regional autonomous hierarchical regulation and control method for active power distribution network based on power distribution automation master station system | |
| CN201611448U (en) | Closed loop test platform of control protection device in electrical power system | |
| CN113949075A (en) | New energy network source coordinated frequency modulation and inertia support online monitoring and analysis system and method | |
| CN106340963B (en) | A kind of power distribution room intelligence generation dimension monitoring system | |
| CN115757569A (en) | New energy multi-type data allocation method and system based on domestic structure | |
| CN109560608B (en) | Intelligent management and control system of distributed photovoltaic access power distribution network | |
| CN113783298A (en) | Secondary equipment anti-error method based on regulation cloud | |
| CN111654112B (en) | Reactive compensation capacitor early warning method, device and system | |
| CN112379163A (en) | Mobile test system for primary frequency modulation function of offshore wind farm | |
| CN113937888B (en) | Black screen monitoring method and system for power dispatching automation system | |
| CN115995880A (en) | Comprehensive monitoring and analyzing method and system for multidimensional state of power distribution automation terminal | |
| CN115912391A (en) | Method for modifying rapid frequency response function of photovoltaic power station | |
| CN109544044B (en) | Wide-area power quality evaluation system based on fault recording big data driving | |
| CN114721354A (en) | HiL test platform of photovoltaic power station and performance test method of PPC |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210316 |
|
| RJ01 | Rejection of invention patent application after publication |