CN109669122A - Generating set primary frequency regulation active Online Transaction Processing and its application method - Google Patents
Generating set primary frequency regulation active Online Transaction Processing and its application method Download PDFInfo
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The invention discloses generating set primary frequency regulation active Online Transaction Processing and its application methods, the system includes communication module and primary frequency modulation actively monitors module on-line, and the instruction of primary frequency modulation active on-line testing frequency modulation and primary frequency modulation analog frequency are adjusted data and be sent to substation by communication module；Module of primary frequency modulation actively monitoring on-line reads the real time data of synchronized phase measurement device and primary frequency modulation analog frequency adjusts data, and real-time detection calculates primary frequency modulation active on-line testing evaluation index and exports to visualization man-machine interface.A subelement under being applied the invention belongs to WAMS, based on smart grid supporting system technology platform, generating set primary frequency regulation performance is quickly grasped by primary frequency modulation active Online Transaction Processing for management and running personnel to provide convenience, it can meet to unit primary frequency modulation performance real time monitoring of generating electricity by way of merging two or more grid systems, in conjunction with existing primary frequency modulation performance checking system, the common safe and stable operation for safeguarding mains frequency.
Description
Technical field
The present invention relates to the technical field of Electrical Power System Dynamic monitoring more particularly to generating set primary frequency regulation are actively online
Test macro and its application method.
Background technique
In recent years, with the development of interconnected power grid and smart grid dispatching technique and gradually forming for big operating system,
Power grid scale, power generation capacity rapid growth.Power grid characteristic is increasingly sophisticated, and the method for operation is changeable, generating set control characteristic and fortune
Row state influences system safe and stable operation increasingly significant.
Meanwhile under current technological means and way to manage, there are part generating set primary frequency regulation regulating systems
Can below standard or part power plant change adjuster function and parameter, or even the case where exit primary frequency function.At this stage
To generating set primary frequency regulation method of evaluating performance, PMU measured data is mainly utilized, is sent out according to generating set in mains frequency
When raw disturbance, i.e., when mains frequency deviates work frequency 0.033Hz (fired power generating unit) or 0.05Hz (Hydropower Unit), generating set
The response condition that output power changes frequency is calculated and is evaluated to the primary frequency modulation performance index of correlation of generating set,
This method belongs to accident post analysis and evaluation, can not accomplish preparatory test and evaluation, is unfavorable for grasping the machine that generates electricity by way of merging two or more grid systems in real time
The primary frequency modulation performance of group is unfavorable for safeguarding the safe and stable operation of power grid.To ensure electric power netting safe running, generating set is promoted
Primary frequency modulation on-line analysis, on-line monitoring are of great significance.Therefore, there is an urgent need to study a kind of generating set primary tune
Frequency active Online Transaction Processing and its application method.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide generating set primary frequency regulation actively online surveys
Test system and its application method, it is intended to which solution must not be beforehand with test and evaluate the primary frequency modulation performance for the unit that generates electricity by way of merging two or more grid systems
Problem.
The purpose of the present invention is implemented with the following technical solutions:
A kind of generating set primary frequency regulation active Online Transaction Processing, including communication module and primary frequency modulation are actively supervised online
Survey module；
Communication module is set to primary frequency modulation and actively monitors on-line between module and substation, for realizing main website and substation it
Between data transmission；
Primary frequency modulation active on-line testing regulating command and primary frequency modulation analog frequency are adjusted data and sent by communication module
To substation；
Module of primary frequency modulation actively monitoring on-line reads the real time data and primary frequency modulation simulation of synchronized phase measurement device
Frequency adjusts data, and real-time detection calculates primary frequency modulation active on-line testing evaluation index.
On the basis of the above embodiments, it is preferred that further include actively monitor that module connect on-line with primary frequency modulation can
Depending on changing man-machine interface, visualization man-machine interface includes that operation monitoring unit, unit dynamic surveillance and active test cell, curve are looked into
Ask unit, examination statistic unit, parameter set unit.
A kind of application method of generating set primary frequency regulation active Online Transaction Processing in above-described embodiment, comprising:
Communication steps:
Primary frequency modulation active on-line testing regulating command and primary frequency modulation analog frequency are adjusted data and sent by communication module
To substation；
Primary frequency modulation actively monitors step on-line:
Module of primary frequency modulation actively monitoring on-line reads the real time data and primary frequency modulation simulation of synchronized phase measurement device
Frequency adjusts data, and real-time detection calculates primary frequency modulation active on-line testing evaluation index and exports to visualization man-machine interface.
On the basis of the above embodiments, it is preferred that the communication steps, specifically:
Communication pipe is established by power dispatch data network, main website issues specified one to substation by visualization man-machine interface
The inquiry active primary frequency modulation of platform generating set prepares status signal, primary frequency modulation analog frequency adjusts data file, setting machine
Group enters primary frequency modulation test signal, execution unit active primary frequency modulation test signal, primary frequency modulation and exits test signal, as
Substation executes the foundation adjusted.
On the basis of the above embodiments, it is preferred that in the communication steps, interactively communicate stream between main website and substation
Journey includes:
Step S11, main website send inquiry active primary frequency modulation to substation and prepare status signal；Substation receives inquiry actively
After primary frequency modulation prepares status signal, the signal that whether can be tested is returned to main website, wherein returning when that can be tested
Ack signal；
Step S12, main website send primary frequency modulation analog frequency to substation and adjust data file；Substation is simulated by primary frequency modulation
Frequency adjusts data file and resolves to primary frequency modulation analog frequency signal, after parsing, returns to ack signal；
Step S13, main website send setting unit to substation and enter primary frequency modulation test signal；Substation receive setting unit into
Enter primary frequency modulation test signal and is sent to generating set；Generating set receives setting unit and enters primary frequency modulation test signal
Afterwards, by generating set primary frequency regulation function switch to active primary frequency modulation test pattern；Substation returns to positive acknowledgment letter to main website
Number；
Step S14, main website is sent to substation executes unit active primary frequency modulation test signal；Substation, which receives, executes unit master
Dynamic primary frequency modulation test signal is simultaneously sent to generating set；Generating set, which receives, executes unit active primary frequency modulation test signal
Afterwards, the on-line testing of active primary frequency modulation is carried out according to primary frequency modulation analog frequency signal in step S12, while returns and agrees to main website
Determine confirmation signal；
Step S15, after the completion of test, substation sends primary frequency modulation test and exits signal to generating set；Generating set connects
Receive primary frequency modulation exit test signal after, generating set primary frequency regulation function is exited into primary frequency modulation active test pattern, is cut
Change to generating set normal operation mode；Substation sends primary frequency modulation to main website and exits test signal simultaneously, and main website receives one
After secondary frequency modulation exits test signal, determine whether primary frequency modulation active test process is normal.
On the basis of the above embodiments, it is preferred that interactively communicate process between the main website and substation further include:
During the test, main website has the function of interrupting primary frequency modulation active on-line testing at any time；
After main website does not receive the confirmation signal of substation return in the given time, active break primary frequency modulation is actively online
Test；
After substation does not receive the further test signal that main website issues in the given time, active break primary frequency modulation master
Dynamic on-line testing.
On the basis of above-mentioned any embodiment, it is preferred that primary frequency modulation actively monitor on-line module reading synchronization to
The real time data of measuring device includes unit primary frequency modulation action signal real time data, unit active power real time data, machine
One of group frequency real time data is a variety of.
On the basis of the above embodiments, it is preferred that the primary frequency modulation actively monitors step on-line and includes:
Step S21, primary frequency modulation actively monitor module read test configuration parameter and main website, substation, power generation on-line
The model information of unit；
Step S22, primary frequency modulation are actively monitored module on-line and are read from the time series real-time database of Wide Area Measurement System
Real-time dynamic data；
Step S23, primary frequency modulation actively monitor module on-line and judge whether to monitor that active primary frequency modulation tests signal；Such as
Fruit monitors that active primary frequency modulation tests signal, then enters step S24；Otherwise S28 is entered step；
Step S24, primary frequency modulation actively monitor module read test frequency data from test frequency file on-line；
Step S25, the primary frequency modulation action signal that primary frequency modulation actively monitors module judgement test generating set on-line are
No set is 1；If it is, entering step S26；Otherwise S28 is entered step；
Step S26, primary frequency modulation actively monitor whether module judges the generating set frequency data stable state duration on-line
Greater than given threshold；If it is, entering step S27；Otherwise S28 is entered step；
Step S27, primary frequency modulation actively monitor module on-line and calculate primary frequency modulation on-line testing index result and be written wide
In the commercial data base of domain measurement system；
Step S28, primary frequency modulation actively monitor module on-line and wait the predetermined time；
Step S29, primary frequency modulation actively monitor module on-line and judge whether scan round parameter list changes；If
It is then to enter step S21；Otherwise S22 is entered step.
On the basis of the above embodiments, it is preferred that generating set primary frequency regulation active on-line testing evaluation index includes
When primary frequency modulation actual contribution electricity, primary frequency modulation reality theory contribution electricity, maximum active power adjustment amount, momentary speed variation, response
Between, stablize one of time or a variety of.
On the basis of the above embodiments, it is preferred that the step S27 includes:
Calculate in duration for terminating since frequency modulation to frequency modulation of generating set primary frequency modulation actual contribution electricity just
It is negative；
Calculate primary frequency modulation theory contribution electricity in the duration that generating set terminates since frequency modulation to frequency modulation；
If primary frequency modulation actual contribution electricity is positive, determine that primary frequency modulation correctly acts；Otherwise determine primary frequency modulation
It acts incorrect；
If the ratio of actual contribution electricity and theory contribution electricity is greater than given threshold, determine that primary frequency modulation movement is closed
Lattice；Otherwise determine that primary frequency modulation movement is unqualified；
Pass through counting statistics generating set primary frequency regulation performance factor and generating set primary frequency regulation qualification rate, evaluation hair
Responsiveness of the motor group to frequency.
Compared with prior art, the beneficial effects of the present invention are:
The invention discloses generating set primary frequency regulation active Online Transaction Processing and its application methods, are suitable for implementation
It has affixed one's name to smart grid supporting system technology platform and has deployed the power grid of WAMS application.Primary frequency modulation active on-line testing system
A subelement of the subordination under WAMS is applied, is based on smart grid supporting system technology platform, passes through primary frequency modulation master
Dynamic Online Transaction Processing is that management and running personnel quickly grasp generating set primary frequency regulation performance and provide convenience, building it is primary
Frequency modulation active Online Transaction Processing can meet dispatching of power netwoks operations staff and monitor in real time to the unit primary frequency modulation performance that generates electricity by way of merging two or more grid systems,
In conjunction with existing primary frequency modulation performance checking system, provided in more detail for further analyzing generator group primary frequency modulation performance
Aid decision foundation, the common safe and stable operation for safeguarding mains frequency.
The present invention by establishing the interactive mode of control centre and power plant, can be controlled with real-time and precise generating set it is active with
With the response of analog frequency data；Analog frequency data can be by control centre operations staff according to primary frequency modulation typical case's thing
The modes such as part, self-control data are formed, and are handed down to power plant by main website side control centre operations staff；In conjunction with control centre and power plant
Interactive information, analog frequency data send real time data on PMU, net enterprise's mark according to state and calculate primary frequency modulation performance index.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 shows a kind of structure of generating set primary frequency regulation active Online Transaction Processing provided in an embodiment of the present invention
Schematic diagram；
Fig. 2 shows a kind of primary frequency modulation active Online Transaction Processing provided in an embodiment of the present invention and smart grid scheduling
The relation schematic diagram of technical support and dispatching of power netwoks；
Fig. 3 shows a kind of flow diagram of boss station communication means provided in an embodiment of the present invention；
Fig. 4 shows a kind of functional block diagram of primary frequency modulation monitoring method provided in an embodiment of the present invention；
Fig. 5 shows a kind of calculation flow chart of primary frequency modulation monitoring method provided in an embodiment of the present invention；
What Fig. 6 showed a kind of structure composition of primary frequency modulation active Online Transaction Processing provided in an embodiment of the present invention can
Depending on changing interface block diagram；
Fig. 7 shows a kind of application of generating set primary frequency regulation active Online Transaction Processing provided in an embodiment of the present invention
The flow diagram of method.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Specific embodiment one
In the embodiment of the present invention, main website is set to control centre, and substation is set to power plant.WAMS is Wide Area Measurement System
Abbreviation, DCS is the abbreviation of dcs (Distributed Control System).
As shown in Figure 1, the embodiment of the invention provides a kind of generating set primary frequency regulation active Online Transaction Processings, including
Communication module and primary frequency modulation actively monitor module on-line.
Communication module is set to primary frequency modulation and actively monitors on-line between module and substation, for realizing main website and substation it
Between data transmission；
Primary frequency modulation active on-line testing regulating command and primary frequency modulation analog frequency are adjusted data and sent by communication module
To substation；
Primary frequency modulation actively monitors the real time data and one that module reads synchronized phase measurement device (being abbreviated as PMU) on-line
Secondary frequency-modulated analog frequency adjusts data, and real-time detection calculates primary frequency modulation active on-line testing evaluation index.
The embodiment of the present invention is suitable for implementing deploying smart grid supporting system technology platform and deploying WAMS
The power grid of application.Primary frequency modulation active Online Transaction Processing belongs to a subelement under WAMS is applied, and is based on smart grid tune
Technology support system platform is spent, is that management and running personnel quickly grasp generating set by primary frequency modulation active Online Transaction Processing
Primary frequency modulation performance is provided convenience, and the primary frequency modulation active Online Transaction Processing of building can meet dispatching of power netwoks operations staff couple
The unit primary frequency modulation performance that generates electricity by way of merging two or more grid systems real time monitoring, in conjunction with existing primary frequency modulation performance checking system, for further analysis
Generating set primary frequency regulation performance provides more detailed aid decision foundation, the common safety and stability fortune for safeguarding mains frequency
Row.
Preferably, this system can also include actively monitoring the man-machine boundary of visualization that module is connect on-line with primary frequency modulation
Face, visualization man-machine interface may include operation monitoring unit, unit dynamic surveillance and active test cell, curve cargo tracer
Member, examination statistic unit, parameter set unit.Visualization interface knot in generating set primary frequency regulation active Online Transaction Processing
Structure is as shown in Figure 6.
Realize that steps are as follows:
(1) whole interface is designed using Qt4.7.3；
(2) module is divided into " operation monitoring ", " unit dynamic surveillance and actively test ", " curve inquiry ", " examination system
Meter ", " parameter setting " five sub-interfaces；
(3) operation monitoring interface is mainly responsible for that unit frequency in the case of daily and mains frequency large disturbances, unit is active, adjusts
The seconds grade real time data monitoring such as frequency investment, PMU state；
(4) unit dynamic surveillance and active test interface are mainly responsible for will carry out primary frequency modulation active on-line testing hair
The operating condition of motor group monitored in real time, including set state, whether allow to test, unit in real time active curve, frequency curve,
Primary frequency modulation action signal curve；
(5) curve query interface is mainly responsible for operation curve and index to generating set during the test of active primary frequency modulation
As a result it is shown, including active curve, test frequency curve, theoretical active curve, primary frequency modulation actual contribution electricity, theory
Contributing electricity, whether qualified, core of whether exempting from examination；
(6) examination statistics interface is mainly responsible for the record of generating set active primary frequency modulation on-line testing in query time section
It is shown with key index, including has carried out active primary frequency modulation on-line testing number in statistical time section, it is actively primary every time to adjust
The frequency modulation performance index of the generating set of frequency test, and have export function；
(7) some parameters that parameter setting interface is mainly responsible for the generating set when carrying out the test of active primary frequency modulation are set
It sets, such as the primary frequency modulation dead zone (Hz) of fired power generating unit, the primary frequency modulation dead zone (Hz) of Hydropower Unit, the grid-connected power-threshold of generating set
It is worth (MW), the generating set frequency stable state duration (second), calculates and continue the time of integration (second), twice effective disturbance time interval
(second), generating set load bound threshold value (MW), generating set load adjustment clipping (MW).
In above-mentioned specific embodiment one, generating set primary frequency regulation active Online Transaction Processing is provided, therewith phase
Corresponding, the application also provides the application method of generating set primary frequency regulation active Online Transaction Processing.Due to embodiment of the method
It is substantially similar to system embodiment, so describing fairly simple, related place illustrates referring to the part of system embodiment.
Embodiment of the method described below is only schematical.
Specific embodiment two
As shown in fig. 7, the embodiment of the invention provides the generating set primary frequency regulations in a kind of above-described embodiment actively to exist
The application method of line test macro, comprising:
Communication steps S101:
Primary frequency modulation active on-line testing regulating command and primary frequency modulation analog frequency are adjusted data and sent by communication module
To substation；
Primary frequency modulation actively monitors step S102 on-line:
Module of primary frequency modulation actively monitoring on-line reads the real time data and primary frequency modulation simulation of synchronized phase measurement device
Frequency adjusts data, and real-time detection calculates primary frequency modulation active on-line testing evaluation index and exports to visualization man-machine interface.
System and dispatching of power netwoks operations staff and intelligent scheduling technology support linkage function relationship such as Fig. 2 institute of system
Show.Dispatching of power netwoks operations staff is accessed WAMS application key frame, leads to by logging on to smart grid supporting system technology
Operation " primary frequency modulation on-line testing " button is crossed, primary frequency modulation active Online Transaction Processing is logged on to.
The embodiment of the present invention is using smart grid supporting system technology platform based on the primary of WAMS dynamic data
Frequency modulation on-line monitoring and evaluation method and software architecture, primary frequency modulation on-line monitoring and assessment indicator system, WAMS time series
Real-time database access technique, WAMS time series history library access technique, domestic commercial data base read and write access technology, finally can structure
Build primary frequency modulation active Online Transaction Processing.
The functional block diagram of boss station communication means is as shown in Figure 3.Boss station communication means, i.e. communication steps S101,
It is to establish communication pipe by power dispatch data network, saves the one data network IP of substation distribution for being adjusted to each power plant；Bottom is logical
Believe that agreement uses TCP, according to the application protocol of boss station agreement, main website issues specified one to substation by visualization man-machine interface
The inquiry active primary frequency modulation of platform generating set prepares status signal, primary frequency modulation analog frequency adjusts data file, setting machine
Group enters primary frequency modulation test signal, execution unit active primary frequency modulation test signal, primary frequency modulation and exits test signal, as
Substation executes the foundation adjusted.
As shown in figure 3, in the communication steps S101, the process that interactively communicates between main website and substation may include:
Step S11, main website send inquiry active primary frequency modulation to substation and prepare status signal；Substation receives inquiry actively
After primary frequency modulation prepares status signal, the signal that whether can be tested is returned to main website, wherein returning when that can be tested
Ack signal；
Step S12, main website send primary frequency modulation analog frequency to substation and adjust data file；Substation is simulated by primary frequency modulation
Frequency adjusts data file and resolves to primary frequency modulation analog frequency signal, after parsing, returns to ack signal；
Step S13, main website send setting unit to substation and enter primary frequency modulation test signal；Substation receive setting unit into
Enter primary frequency modulation test signal and is sent to generating set；Generating set receives setting unit and enters primary frequency modulation test signal
Afterwards, by generating set primary frequency regulation function switch to active primary frequency modulation test pattern；Substation returns to positive acknowledgment letter to main website
Number；
Step S14, main website is sent to substation executes unit active primary frequency modulation test signal；Substation, which receives, executes unit master
Dynamic primary frequency modulation test signal is simultaneously sent to generating set；Generating set, which receives, executes unit active primary frequency modulation test signal
Afterwards, the on-line testing of active primary frequency modulation is carried out according to primary frequency modulation analog frequency signal in step S12, while returns and agrees to main website
Determine confirmation signal；
Step S15, after the completion of test, substation sends primary frequency modulation test and exits signal to generating set；Generating set connects
Receive primary frequency modulation exit test signal after, generating set primary frequency regulation function is exited into primary frequency modulation active test pattern, is cut
Change to generating set normal operation mode；Substation sends primary frequency modulation to main website and exits test signal simultaneously, and main website receives one
After secondary frequency modulation exits test signal, determine whether primary frequency modulation active test process is normal.
Between the main website and substation to interactively communicate process can also include: during the test that main website has at any time
Interrupt the function of primary frequency modulation active on-line testing；Main website can also not receive the confirmation letter of substation return in the given time
After number, active break primary frequency modulation active on-line testing；Substation can also not receive that main website issues in the given time into
After one pacing trial signal, active break primary frequency modulation active on-line testing.
Preferably, the real time data that primary frequency modulation actively monitors the synchronized phase measurement device of module reading on-line includes machine
One of group primary frequency modulation action signal real time data, unit active power real time data, unit frequency real time data are more
Kind.That is, substation is by sending the real time datas such as the primary frequency modulation action signal, active power, frequency of generating set on PMU.
The functional block diagram of primary frequency modulation on-line monitoring method is as shown in Fig. 4, and calculation flow chart is as shown in Fig. 5.It is described
Primary frequency modulation monitors step S101 on-line and monitors module execution on-line by primary frequency modulation, reads from the allocation list in real-time data base
Configuration information is taken, the configuration information includes fired power generating unit Regulation dead-band (Hz), Hydropower Unit Regulation dead-band (Hz), generating set
The frequency stable state duration (second) calculates the lasting time of integration (second), twice effective disturbance time interval (second), set grid-connection valve
It is worth (MW) etc.；Plant stand, generating set model information are read from the model table of real-time data base；It is read from time series real-time database
Take real-time dynamic data；When monitoring that active primary frequency modulation tests signal, the read test frequency data from frequency file；Sentence
Whether set is 1 to the primary frequency modulation action signal of disconnected test generating set；Judge the set of primary frequency modulation action signal for after 1, hair
Whether the motor group frequency data stable state duration meets given threshold；Finally issued within 2016 according to State Grid Corporation of China < <
Q/GDW 11538-2016 Synchronous generator source net dynamic property on-line monitoring technique specification > > documentation requirements calculates primary
Frequency modulation on-line testing index result is written in commercial data base, and calculating generating set first is held since frequency modulation to what frequency modulation terminated
Primary frequency modulation actual contribution electricity is positive and negative in the continuous time, secondly calculate generating set since frequency modulation to frequency modulation terminate it is lasting when
Interior primary frequency modulation theory contribution electricity；Actual contribution electricity is that canonical judges that primary frequency modulation correctly acts, on the contrary, then it is assumed that adjust
Frequency acts incorrect；The ratio of actual contribution electricity and theory contribution electricity is greater than given threshold and then judges that primary frequency modulation movement is closed
Lattice, conversely, then judging that frequency modulation movement is unqualified；Pass through counting statistics generating set primary frequency regulation performance factor and generating set
The performance indicators such as primary frequency modulation qualification rate, responsiveness of the evaluation generating set to frequency.
When monitoring to carry out active primary frequency modulation on-line monitoring, unit relevant parameter, the response to primary frequency modulation are recorded
Effect is calculated, including primary frequency modulation actual contribution electricity, theory contribution electricity, maximum active power adjustment amount, momentary speed variation,
Response time, stable time etc..The generating set primary frequency regulation active on-line testing evaluation index of above-mentioned calculating is written commercial
Database.
The primary frequency modulation performance data that man-machine interface tool reads generating set from commercial data base are visualized, show,
Statistical analysis, and it is organized into report form, it is scheduled for operations staff and uses and examine.
As shown in figure 5, the primary frequency modulation actively monitors step S102 on-line may include:
Step S21, primary frequency modulation actively monitor module read test configuration parameter and main website, substation, power generation on-line
The model information of unit；
Step S22, primary frequency modulation are actively monitored module on-line and are read from the time series real-time database of Wide Area Measurement System
Real-time dynamic data；
Step S23, primary frequency modulation actively monitor module on-line and judge whether to monitor that active primary frequency modulation tests signal；Such as
Fruit monitors that active primary frequency modulation tests signal, then enters step S24；Otherwise S28 is entered step；
Step S24, primary frequency modulation actively monitor module read test frequency data from test frequency file on-line；
Step S25, the primary frequency modulation action signal that primary frequency modulation actively monitors module judgement test generating set on-line are
No set is 1；If it is, entering step S26；Otherwise S28 is entered step；
Step S26, primary frequency modulation actively monitor whether module judges the generating set frequency data stable state duration on-line
Greater than given threshold；If it is, entering step S27；Otherwise S28 is entered step；
Step S27, primary frequency modulation actively monitor module on-line and calculate primary frequency modulation on-line testing index result and be written wide
In the commercial data base of domain measurement system；
Step S28, primary frequency modulation actively monitor module on-line and wait the predetermined time；
Step S29, primary frequency modulation actively monitor module on-line and judge whether scan round parameter list changes；If
It is then to enter step S21；Otherwise S22 is entered step.
Preferably, generating set primary frequency regulation active on-line testing evaluation index may include primary frequency modulation actual contribution electricity
One of amount, primary frequency modulation reality theory contribution electricity, maximum active power adjustment amount, momentary speed variation, response time, stable time
Or it is a variety of.
Preferably, the step S27 may include:
Calculate in duration for terminating since frequency modulation to frequency modulation of generating set primary frequency modulation actual contribution electricity just
It is negative；
Calculate primary frequency modulation theory contribution electricity in the duration that generating set terminates since frequency modulation to frequency modulation；
If primary frequency modulation actual contribution electricity is positive, determine that primary frequency modulation correctly acts；Otherwise determine primary frequency modulation
It acts incorrect；
If the ratio of actual contribution electricity and theory contribution electricity is greater than given threshold, determine that primary frequency modulation movement is closed
Lattice；Otherwise determine that primary frequency modulation movement is unqualified；
Pass through the performances such as counting statistics generating set primary frequency regulation performance factor and generating set primary frequency regulation qualification rate
Index, responsiveness of the evaluation generating set to frequency.
The embodiment of the present invention is suitable for implementing deploying smart grid supporting system technology platform and deploying WAMS
The power grid of application is that management and running personnel quickly grasp generating set primary frequency regulation by primary frequency modulation active Online Transaction Processing
Performance is provided convenience, and the primary frequency modulation active Online Transaction Processing of building can meet dispatching of power netwoks operations staff to generating electricity by way of merging two or more grid systems
Unit primary frequency modulation performance real time monitoring is further analyzing generator group in conjunction with existing primary frequency modulation performance checking system
Primary frequency modulation performance provides more detailed aid decision foundation, the common safe and stable operation for safeguarding mains frequency.The present invention
Embodiment can control that generating set is active to follow simulation frequency by establishing the interactive mode of control centre and power plant with real-time and precise
The response of rate data；Analog frequency data can be by control centre operations staff according to primary frequency modulation typical event, self-control number
According to etc. modes formed, power plant is handed down to by main website side control centre operations staff；In conjunction with the interactive information of control centre and power plant,
Real time data is sent in analog frequency data, PMU, enterprise's mark is netted according to state and calculates primary frequency modulation performance index.
In engineering construction, it can be operated normally in the basic environment of smart grid supporting system technology and WAMS is answered
With the condition correctly disposed, so that it may it runs this system and is operated, it is very easy to use.
The present invention is from using in purpose, and in efficiency, the viewpoints such as progressive and novelty are illustrated, the practical progress having
Property, having met the function that Patent Law is emphasized promotes and uses important document, and more than the present invention explanation and attached drawing are only of the invention
Preferred embodiment not limits to the present invention with this, therefore, it is all with the present invention construct, device, the approximations such as feature, thunder
With, i.e., all according to equivalent replacement made by present patent application range or modification etc., the patent application that should all belong to of the invention is protected
Within the scope of shield.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.Although present invention has been a degree of descriptions, it will be apparent that, in the item for not departing from the spirit and scope of the present invention
Under part, the appropriate variation of each condition can be carried out.It is appreciated that the present invention is not limited to the embodiments, and it is attributed to right and wants
The range asked comprising the equivalent replacement of each factor.It will be apparent to those skilled in the art that can as described above
Various other corresponding changes and deformation are made in technical solution and design, and all these change and deformation is all answered
Within this is belonged to the protection scope of the claims of the invention.
Claims (10)
1. a kind of generating set primary frequency regulation active Online Transaction Processing, which is characterized in that including communication module and primary frequency modulation
Actively monitor module on-line；
Communication module is set to primary frequency modulation and actively monitors on-line between module and substation, for realizing between main website and substation
Data transmission；
The instruction of primary frequency modulation active on-line testing frequency modulation and primary frequency modulation analog frequency are adjusted data and are sent to son by communication module
It stands；
Primary frequency modulation actively monitors the real time data and primary frequency modulation analog frequency that module reads synchronized phase measurement device on-line
Data are adjusted, real-time detection calculates primary frequency modulation active on-line testing evaluation index.
2. generating set primary frequency regulation active Online Transaction Processing according to claim 1, which is characterized in that further include with
Primary frequency modulation actively monitor on-line module connection visualization man-machine interface, visualization man-machine interface include operation monitoring unit,
Unit dynamic surveillance and active test cell, curve query unit, examination statistic unit, parameter set unit.
3. a kind of application method of generating set primary frequency regulation active Online Transaction Processing of any of claims 1 or 2, feature
It is, comprising:
Communication steps:
The instruction of primary frequency modulation active on-line testing frequency modulation and primary frequency modulation analog frequency are adjusted data and are sent to son by communication module
It stands；
Primary frequency modulation actively monitors step on-line:
Primary frequency modulation actively monitors the real time data and primary frequency modulation analog frequency that module reads synchronized phase measurement device on-line
Data are adjusted, real-time detection calculates primary frequency modulation active on-line testing evaluation index and exports to visualization man-machine interface.
4. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 3, feature exist
In, the communication steps, specifically:
Communication pipe is established by power dispatch data network, main website issues a specified hair to substation by visualization man-machine interface
The inquiry active primary frequency modulation of motor group prepares status signal, primary frequency modulation analog frequency adjusts data file, setting unit into
Enter primary frequency modulation test signal, execution unit active primary frequency modulation test signal, primary frequency modulation and exit test signal, as substation
Execute the foundation adjusted.
5. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 4, feature exist
In in the communication steps, the process that interactively communicates between main website and substation includes:
Step S11, main website send inquiry active primary frequency modulation to substation and prepare status signal；It is actively primary that substation receives inquiry
After frequency modulation prepares status signal, the signal that whether can be tested is returned to main website, wherein returning to affirmative when that can be tested
Confirmation signal；
Step S12, main website send primary frequency modulation analog frequency to substation and adjust data file；Substation is by primary frequency modulation analog frequency
It adjusts data file and resolves to primary frequency modulation analog frequency signal, after parsing, return to ack signal；
Step S13, main website send setting unit to substation and enter primary frequency modulation test signal；Substation receives setting unit and enters one
Secondary frequency modulation tests signal and is sent to generating set；Generating set receive setting unit enter primary frequency modulation test signal after,
By generating set primary frequency regulation function switch to active primary frequency modulation test pattern；Substation returns to ack signal to main website；
Step S14, main website is sent to substation executes unit active primary frequency modulation test signal；Substation, which receives, executes unit active one
Secondary frequency modulation tests signal and is sent to generating set；After generating set receives execution unit active primary frequency modulation test signal,
The on-line testing of active primary frequency modulation is carried out according to primary frequency modulation analog frequency signal in step S12, while returning and affirming to main website
Confirmation signal；
Step S15, after the completion of test, substation sends primary frequency modulation test and exits signal to generating set；Generating set receives
After primary frequency modulation exits test signal, generating set primary frequency regulation function is exited into primary frequency modulation active test pattern, is switched to
Generating set normal operation mode；Substation sends primary frequency modulation to main website and exits test signal simultaneously, and main website receives primary tune
After frequency exits test signal, determine whether primary frequency modulation active test process is normal.
6. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 5, feature exist
In interactively communicating process between the main website and substation further include:
During the test, main website has the function of interrupting primary frequency modulation active on-line testing at any time；
After main website does not receive the confirmation signal of substation return in the given time, active break primary frequency modulation is actively online to be surveyed
Examination；
After substation does not receive the further test signal that main website issues in the given time, active break primary frequency modulation actively exists
Line test.
7. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 3, feature exist
In the real time data that primary frequency modulation actively monitors the synchronized phase measurement device of module reading on-line includes that unit primary frequency modulation is dynamic
Make one of signal real time data, unit active power real time data, unit frequency real time data or a variety of.
8. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 7, feature exist
In the primary frequency modulation actively monitors step on-line and includes:
Step S21, primary frequency modulation actively monitor module read test configuration parameter and main website, substation, generating set on-line
Model information；
Step S22, module of primary frequency modulation actively monitoring on-line are read in real time from the time series real-time database of Wide Area Measurement System
Dynamic data；
Step S23, primary frequency modulation actively monitor module on-line and judge whether to monitor that active primary frequency modulation tests signal；If prison
Active primary frequency modulation test signal is measured, then enters step S24；Otherwise S28 is entered step；
Step S24, primary frequency modulation actively monitor module read test frequency data from test frequency file on-line；
Step S25, primary frequency modulation actively monitor module on-line and judge whether the primary frequency modulation action signal for testing generating set sets
Position is 1；If it is, entering step S26；Otherwise S28 is entered step；
Step S26, primary frequency modulation actively monitor module on-line and judge whether the generating set frequency data stable state duration is greater than
Given threshold；If it is, entering step S27；Otherwise S28 is entered step；
Step S27, primary frequency modulation actively monitor module on-line and calculate primary frequency modulation on-line testing index result and wide area survey is written
In the commercial data base of amount system；
Step S28, primary frequency modulation actively monitor module on-line and wait the predetermined time；
Step S29, primary frequency modulation actively monitor module on-line and judge whether scan round parameter list changes；If it is,
Enter step S21；Otherwise S22 is entered step.
9. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 8, feature exist
In generating set primary frequency regulation active on-line testing evaluation index includes primary frequency modulation actual contribution electricity, primary frequency modulation reason in fact
By contributing electricity, maximum active power adjustment amount, momentary speed variation, the response time, one of stablize the time or a variety of.
10. the application method of generating set primary frequency regulation active Online Transaction Processing according to claim 9, feature exist
In the step S27 includes:
Primary frequency modulation actual contribution electricity is positive and negative in the duration that calculating generating set terminates since frequency modulation to frequency modulation；
Calculate primary frequency modulation theory contribution electricity in the duration that generating set terminates since frequency modulation to frequency modulation；
If primary frequency modulation actual contribution electricity is positive, determine that primary frequency modulation correctly acts；Otherwise determine primary frequency modulation movement
It is incorrect；
If the ratio of actual contribution electricity and theory contribution electricity is greater than given threshold, determine that primary frequency modulation movement is qualified；
Otherwise determine that primary frequency modulation movement is unqualified；
By counting statistics generating set primary frequency regulation performance factor and generating set primary frequency regulation qualification rate, generator is evaluated
Responsiveness of the group to frequency.
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| CN110187270A (en) * | 2019-04-25 | 2019-08-30 | 河南茵格自动化设备有限公司 | Active primary frequency modulation Online Transaction Processing and method based on WAMS |
| CN110493075A (en) * | 2019-08-01 | 2019-11-22 | 京信通信系统（中国）有限公司 | The method, apparatus and system of equipment on-line duration monitoring |
| CN111025071A (en) * | 2019-12-30 | 2020-04-17 | 润电能源科学技术有限公司 | Primary frequency modulation data processing method, device and system |
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| CN115065167A (en) * | 2022-07-15 | 2022-09-16 | 国网江苏省电力有限公司 | Primary frequency modulation online monitoring system of new energy station |
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| CN116914781A (en) * | 2023-09-12 | 2023-10-20 | 中国三峡新能源(集团)股份有限公司辽宁分公司 | New energy rapid frequency response system and method |
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