CN114726002A - Virtual control-based multi-generator-set output control method and system - Google Patents
Virtual control-based multi-generator-set output control method and system Download PDFInfo
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- 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
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
- H02J3/466—Scheduling the operation of the generators, e.g. connecting or disconnecting generators to meet a given demand
- H02J3/472—For selectively connecting the AC sources in a particular order, e.g. sequential, alternating or subsets of sources
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- 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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- 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
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- 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]
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- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
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- Human Computer Interaction (AREA)
- Control Of Eletrric Generators (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a method and a system for controlling output of a plurality of generator sets based on virtual control, wherein the method comprises the following steps: obtaining current running state information and self environment information of a plurality of generator sets; marking the corresponding running state information and the self environment information, and uploading the formed marking information to a remote controller; obtaining a current output load parameter value of a microgrid consisting of a plurality of generator sets; performing operation simulation processing on the plurality of generator sets based on the marking information to obtain operation simulation results of the plurality of generator sets; and adjusting and controlling the power output value of the corresponding generator set based on the operation simulation results of the plurality of generator sets and the current output load parameter value. In the embodiment of the invention, the multiple generator sets are adjusted and controlled in a micro-grid consisting of the multiple generator sets according to the actually required output load parameter values, so that the operation efficiency and the operation safety of the multiple generator sets are ensured.
Description
Technical Field
The invention relates to the technical field of power control, in particular to a method and a system for controlling output of a plurality of generator sets based on virtual control.
Background
In some temporary application scenes in large fields, stable power supply cannot be provided due to the imperfection of a power system, and in order to solve the requirement, a small micro-grid is generally formed by installing a plurality of generator sets within a certain range to supply power so as to solve the current power consumption requirement; however, in a temporary application scenario, there is a certain instability in power demand, which may result in poor power stability, and at the same time, the operating efficiency and the operating safety of the generator set forming the microgrid cannot be improved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a method and a system for controlling the output of a plurality of generator sets based on virtual control, so that the plurality of generator sets are adjusted and controlled in a micro-grid consisting of the plurality of generator sets according to actually required output load parameter values, and the operating efficiency and the operating safety of the plurality of generator sets are ensured.
In order to solve the technical problem, an embodiment of the present invention provides a method for controlling output of multiple generator sets based on virtual control, where the method includes:
obtaining current operation state information and self environment information of a plurality of generator sets, wherein the self environment information is fault information influencing the operation of the generator sets;
the generator sets mark the corresponding running state information and the self environment information, and upload the formed mark information to a remote controller based on a gateway node;
the remote controller obtains a current output load parameter value of a micro-grid consisting of the plurality of generator sets;
performing operation simulation processing on a plurality of generator sets on the remote controller based on the marking information to obtain operation simulation results of the plurality of generator sets;
and adjusting and controlling the power output value of the corresponding generator set based on the operation simulation results of the plurality of generator sets and the current output load parameter value.
Optionally, the running state information includes running speed data, running temperature data, continuous running time, and generator output load parameter values; the generator output load parameter values comprise generator set output load voltage, generator set output load current, generator set output load power and generator set output load frequency;
the self environmental information comprises environmental temperature data and environmental humidity data of the position of the generator set.
Optionally, the marking, by the multiple generator sets, the corresponding running state information and the environmental information of the generator sets includes:
and the generator sets mark the corresponding running state information and the self environment information according to the distribution ID of each corresponding generator set.
Optionally, the obtaining, by the remote controller, a current output load parameter value of a microgrid composed of the plurality of generator sets includes:
and the micro-grid is formed based on the grid connection of the generator sets, and the remote controller acquires data based on a sensor arranged at an output load end of the micro-grid to obtain a current output load parameter value of the output load end of the micro-grid.
Optionally, before performing the operation simulation process on the plurality of generator sets on the remote controller based on the tag information, the method further includes:
the remote controller analyzes the mark information and judges whether each generator set in the plurality of generator sets has corresponding self-environment information or not based on the analyzed mark information;
if the distribution ID does not exist, obtaining the distribution ID of the generator set without corresponding self environment information, and performing matching positioning processing on the remote controller by using the distribution ID to obtain the positioning position of the distribution ID;
and matching the adjacent generator set with the nearest positioning position in the remote controller, and taking the self environmental information corresponding to the adjacent generator set as the self environmental information of the generator set without the self environmental information.
Optionally, the performing, on the remote controller, operation simulation processing on a plurality of generator sets based on the tag information includes:
the remote controller inputs the mark information into a digital twin model built in the remote controller to carry out twin simulation processing on each generator set in the plurality of generator sets.
Optionally, the digital twin model is a model constructed in the remote controller in a digital twin network based on the operational technical parameters of each of the plurality of generator sets; the operation technical parameters comprise the type of the generator set, the rated voltage of the generator set, the rated current of the generator set, the rated frequency of the generator set, the rated rotating speed of the generator set, the voltage adjusting range, the voltage adjusting rate, the frequency adjusting rate, the voltage stabilizing time of sudden load change and the current stabilizing time of sudden load change.
Optionally, the plurality of generator set operation simulation results include an operation health degree simulation result of each of the plurality of generator sets and a simulated output load parameter value of each of the generator sets.
Optionally, the adjusting and controlling the power output value of the corresponding generator set based on the multiple generator set operation simulation results and the current output load parameter value includes:
based on the operation health degree simulation result of each generator set in the plurality of generator set operation simulation results, sequencing the health degree from high to low;
judging whether the output total load parameter value of the multiple generator sets at the same time when the load parameter value is optimally output is larger than the current output load parameter value;
if the output of the corresponding generator set is larger than the current output load parameter value, adjusting the output of the corresponding generator set to the optimal output load parameter value from high to low according to the sequencing result to carry out output work, adjusting the next generator set to the actually required output load parameter value to carry out output work until the output total load parameter value when the next generator set is adjusted to the optimal output load parameter value is larger than the current output load parameter value, and controlling the generator set which is sequenced later than the actually required output load parameter value to pause work;
if the current load value is equal to the optimal load value, adjusting and controlling the multiple generator sets to output at the optimal load parameter value;
if the output of the corresponding generator set is smaller than the preset output load parameter value, the output of the corresponding generator set is adjusted to be the rated output load parameter value for output work from high to low according to the sequencing result, and until the output total load parameter value when the next generator set is adjusted to be the rated output load parameter value is larger than the current output load parameter value, the next generator set is adjusted to be the actually needed output load parameter value for output work, and the rest generator sets are controlled to output work according to the optimal output load parameter value.
In addition, an embodiment of the present invention further provides a system for controlling output of multiple generator sets based on virtual control, where the system includes:
a plurality of generator sets: the system comprises a monitoring module, a control module and a monitoring module, wherein the monitoring module is used for acquiring current running state information and self environment information, and the self environment information is fault information influencing the running of a generator set; marking the corresponding running state information and the self environment information, and uploading the formed marking information to a remote controller based on a gateway node;
the remote controller: the current output load parameter value of the micro-grid composed of the plurality of generator sets is obtained; performing operation simulation processing on a plurality of generator sets on the remote controller based on the marking information to obtain operation simulation results of the plurality of generator sets; and adjusting and controlling the power output value of the corresponding generator set based on the operation simulation results of the plurality of generator sets and the current output load parameter value.
In the embodiment of the invention, the current operation state information and the self environment information of the multiple generator sets are acquired, the operation simulation processing is carried out on the remote controller according to the current operation state information and the self environment information to obtain the operation simulation results of the multiple generator sets, and then the power output value of the corresponding generator set is adjusted and controlled according to the operation simulation results of the multiple generator sets and the current output load parameter value, so that the multiple generator sets can be adjusted and controlled in a micro-grid consisting of the multiple generator sets according to the actually required output load parameter value, and the operation efficiency and the operation safety of the multiple generator sets are ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic flow chart of a method for controlling output of multiple generator sets based on virtual control according to an embodiment of the present invention;
fig. 2 is a schematic structural composition diagram of a multiple generator set output control system based on virtual control in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Example one
Referring to fig. 1, fig. 1 is a schematic flow chart of a method for controlling output of multiple generator sets based on virtual control according to an embodiment of the present invention.
As shown in fig. 1, a method for controlling output of multiple generator sets based on virtual control includes:
s11: obtaining current operation state information and self environment information of a plurality of generator sets, wherein the self environment information is fault information influencing the operation of the generator sets;
in the specific implementation process of the invention, the running state information comprises running speed data, running temperature data, continuous running time and a generator output load parameter value; the generator output load parameter values comprise generator set output load voltage, generator set output load current, generator set output load power and generator set output load frequency; the self environmental information comprises environmental temperature data and environmental humidity data of the position of the generator set.
Specifically, corresponding data acquisition is carried out through a corresponding sensor arranged on each of the multiple generator sets, so that current operation state information and self environment information corresponding to each of the multiple generator sets can be obtained, and the self environment information is fault information influencing the operation of the generator sets; the running state information comprises running speed data, running temperature data, continuous running time and a generator output load parameter value; the generator output load parameter values comprise generator set output load voltage, generator set output load current, generator set output load power and generator set output load frequency; the self environmental information comprises environmental temperature data and environmental humidity data of the position of the generator set.
S12: the generator sets mark the corresponding running state information and the self environment information, and upload the formed mark information to a remote controller based on a gateway node;
in the specific implementation process of the present invention, the marking of the corresponding operating state information and the environmental information of the generator sets by the plurality of generator sets includes: and the generator sets mark the corresponding running state information and the self environment information according to the distribution ID of each corresponding generator set.
Specifically, firstly, each generator set in the multiple generator sets is assigned with an assignment ID, the assignment ID has uniqueness, then the assignment ID is used for marking the operation state information and the self environment information collected by the corresponding generator set to form marking information, then the marking information is subjected to data compression processing, and finally the marking information is uploaded to the remote controllers connected with the multiple generator sets through gateway nodes.
S13: the remote controller obtains a current output load parameter value of a micro-grid consisting of the plurality of generator sets;
in a specific implementation process of the present invention, the obtaining, by the remote controller, a current output load parameter value of a microgrid composed of the plurality of generator sets includes: and the micro-grid is formed based on the grid connection of the generator sets, and the remote controller acquires data based on a sensor arranged at an output load end of the micro-grid to obtain a current output load parameter value of the output load end of the micro-grid.
Specifically, a micro-grid is formed by means of grid connection of a plurality of generator sets, data collection is carried out through a sensor arranged at a load output end of the micro-grid, a current output load parameter value of an output load end of the micro-grid can be obtained, then the current output load parameter value is uploaded to a remote controller, and therefore the remote controller can obtain the current output load parameter value.
S14: performing operation simulation processing on a plurality of generator sets on the remote controller based on the marking information to obtain operation simulation results of the plurality of generator sets;
in a specific implementation process of the present invention, before performing simulation processing on a plurality of generator sets on the remote controller based on the tag information, the method further includes: the remote controller analyzes the mark information and judges whether each generator set in the plurality of generator sets has corresponding self-environment information or not based on the analyzed mark information; if the distribution ID does not exist, obtaining the distribution ID of the generator set without corresponding self environment information, and performing matching positioning processing on the remote controller by using the distribution ID to obtain the positioning position of the distribution ID; and matching the adjacent generator set with the nearest positioning position in the remote controller, and taking the self environmental information corresponding to the adjacent generator set as the self environmental information of the generator set without the self environmental information.
Further, the performing, on the remote controller, an operation simulation process on a plurality of generator sets based on the tag information includes: the remote controller inputs the mark information into a digital twin model built in the remote controller to carry out twin simulation processing on each of the plurality of generator sets.
Further, the digital twin model is a model constructed in the remote controller in a digital twin network based on operational technical parameters of each of the plurality of generator sets; the operation technical parameters comprise the type of the generator set, the rated voltage of the generator set, the rated current of the generator set, the rated frequency of the generator set, the rated rotating speed of the generator set, the voltage adjusting range, the voltage adjusting rate, the frequency adjusting rate, the voltage stabilizing time of sudden load change and the current stabilizing time of sudden load change.
Specifically, after the remote controller receives the tag information, the tag information needs to be analyzed, and corresponding running state information and self environment information in the tag information are obtained; then judging whether each generator set in the plurality of generator sets has corresponding self-environment information or not through the analyzed mark information; if the distribution ID does not exist, acquiring the distribution ID of the generator set without corresponding self environment information, performing matching positioning processing on the remote controller by using the distribution ID, and then acquiring the positioning position of the distribution ID; and finally, matching out the adjacent generator set with the nearest positioning position in the remote controller, and taking the self-environment information corresponding to the adjacent generator set as the self-environment information of the generator set without the self-environment information.
Inputting the mark information into a digital twin model built in the remote controller to carry out twin simulation processing on each generator set in the plurality of generator sets, so as to obtain the operation simulation results of the plurality of generator sets; wherein the digital twin model is a model constructed in a digital twin network in the remote controller based on operational technical parameters of each of the plurality of generator sets; the operation technical parameters comprise parameters such as the type of the generator set, the rated voltage of the generator set, the rated current of the generator set, the rated frequency of the generator set, the rated rotating speed of the generator set, the voltage adjusting range, the voltage adjusting rate, the frequency adjusting rate, the voltage stabilizing time of sudden load change, the current stabilizing time of sudden load change and the like.
S15: and adjusting and controlling the power output value of the corresponding generator set based on the operation simulation results of the plurality of generator sets and the current output load parameter value.
In a specific implementation process of the present invention, the simulation results of the multiple generator sets include simulation results of the operation health degree of each of the multiple generator sets and a simulation output load parameter value of each of the multiple generator sets.
Specifically, the adjusting and controlling process of the power output value of the corresponding generator set based on the simulation results of the operation of the plurality of generator sets and the current output load parameter value includes: performing sorting processing of the health degree from high to low based on the operation health degree simulation result of each generator set in the plurality of generator set operation simulation results; judging whether the output total load parameter value of the multiple generator sets at the same time when the load parameter value is optimally output is larger than the current output load parameter value; if the output of the corresponding generator set is larger than the current output load parameter value, adjusting the output of the corresponding generator set to the optimal output load parameter value from high to low according to the sequencing result to carry out output work, adjusting the next generator set to the actually required output load parameter value to carry out output work until the output total load parameter value when the next generator set is adjusted to the optimal output load parameter value is larger than the current output load parameter value, and controlling the generator set which is sequenced later than the actually required output load parameter value to pause work; if the current load value is equal to the optimal load value, adjusting and controlling the multiple generator sets to output at the optimal load parameter value; if the output of the corresponding generator set is smaller than the preset output load parameter value, the output of the corresponding generator set is adjusted to be the rated output load parameter value for output work from high to low according to the sequencing result, and until the output total load parameter value when the next generator set is adjusted to be the rated output load parameter value is larger than the current output load parameter value, the next generator set is adjusted to be the actually needed output load parameter value for output work, and the rest generator sets are controlled to output work according to the optimal output load parameter value.
Specifically, the plurality of generator set operation simulation results include an operation health degree simulation result of each of the plurality of generator sets and a simulated output load parameter value of each of the generator sets.
When the power output value of the corresponding generator set is adjusted and controlled, firstly, the health degree is sequenced from high to low according to the operation health degree simulation result of each generator set in the operation simulation results of the plurality of generator sets, so that corresponding sequencing results are obtained, and then whether the output total load parameter value of the plurality of generator sets when the load parameter values are output optimally at the same time is larger than the current output load parameter value is judged; if the output value of the generator set is larger than the preset output load parameter value, the output of the corresponding generator set is required to be adjusted to the optimal output load parameter value from high to low according to the sequencing result for output work, until the output total load parameter value when the next generator set is adjusted to the optimal output load parameter value is judged to be larger than the current output load parameter value, the next generator set is adjusted to the actual load parameter value required to be output for output work, whether the corresponding generator set exists subsequently or not is identified, and if the corresponding generator set exists, the subsequent generator set stops output work.
And when the output load value is equal to the preset output load value, adjusting the multiple generator sets to output with the optimal output load parameter value.
And when the output value is smaller than the preset output load parameter value, adjusting the output of the corresponding generator set to the rated output load parameter value for output work from high to low according to the sequencing result until the output total load parameter value when the next generator set is adjusted to the rated output load parameter value is larger than the current output load parameter value, adjusting the next generator set to the actually required output load parameter value for output work, and controlling the rest generator sets to output work according to the optimal output load parameter value.
In the embodiment of the invention, the current operation state information and the self environment information of the multiple generator sets are acquired, the operation simulation processing is carried out on the remote controller according to the current operation state information and the self environment information to obtain the operation simulation results of the multiple generator sets, and then the power output value of the corresponding generator set is adjusted and controlled according to the operation simulation results of the multiple generator sets and the current output load parameter value, so that the multiple generator sets can be adjusted and controlled in a micro-grid consisting of the multiple generator sets according to the actually required output load parameter value, and the operation efficiency and the operation safety of the multiple generator sets are ensured.
Example two
Referring to fig. 2, fig. 2 is a schematic structural composition diagram of a multiple generator set output control system based on virtual control according to an embodiment of the present invention.
As shown in fig. 2, a multiple genset output control system based on virtual control, the system comprising:
a plurality of generator sets 21: the system comprises a monitoring module, a control module and a monitoring module, wherein the monitoring module is used for acquiring current running state information and self environment information, and the self environment information is fault information influencing the running of a generator set; marking the corresponding running state information and the self environment information, and uploading the formed marking information to a remote controller based on a gateway node;
in the specific implementation process of the invention, the running state information comprises running speed data, running temperature data, continuous running time and a generator output load parameter value; the generator output load parameter values comprise generator set output load voltage, generator set output load current, generator set output load power and generator set output load frequency; the self environmental information comprises environmental temperature data and environmental humidity data of the position of the generator set.
Specifically, corresponding data acquisition is carried out through a corresponding sensor arranged on each of the multiple generator sets, so that current operation state information and self environment information corresponding to each of the multiple generator sets can be obtained, and the self environment information is fault information influencing the operation of the generator sets; the running state information comprises running speed data, running temperature data, continuous running time and a generator output load parameter value; the generator output load parameter values comprise generator set output load voltage, generator set output load current, generator set output load power and generator set output load frequency; the self environmental information comprises environmental temperature data and environmental humidity data of the position of the generator set.
In the specific implementation process of the present invention, the marking of the corresponding operating state information and the environmental information of the generator sets by the plurality of generator sets includes: and the generator sets mark the corresponding running state information and the self environment information according to the distribution ID of each corresponding generator set.
Specifically, firstly, each generator set in the multiple generator sets is assigned with an assignment ID, the assignment ID has uniqueness, then the assignment ID is used for marking the operation state information and the self environment information collected by the corresponding generator set to form marking information, then the marking information is subjected to data compression processing, and finally the marking information is uploaded to the remote controllers connected with the multiple generator sets through gateway nodes.
The remote controller 22: the current output load parameter value of the micro-grid composed of the plurality of generator sets is obtained; performing operation simulation processing on a plurality of generator sets on the remote controller based on the marking information to obtain operation simulation results of the plurality of generator sets; and adjusting and controlling the power output value of the corresponding generator set based on the operation simulation results of the plurality of generator sets and the current output load parameter value.
In a specific implementation process of the present invention, the obtaining, by the remote controller, a current output load parameter value of a microgrid composed of the plurality of generator sets includes: and the micro-grid is formed based on the grid connection of the generator sets, and the remote controller acquires data based on a sensor arranged at an output load end of the micro-grid to obtain a current output load parameter value of the output load end of the micro-grid.
Specifically, a micro-grid is formed by means of grid connection of a plurality of generator sets, data collection is carried out through a sensor arranged at a load output end of the micro-grid, a current output load parameter value of an output load end of the micro-grid can be obtained, then the current output load parameter value is uploaded to a remote controller, and therefore the remote controller can obtain the current output load parameter value.
In a specific implementation process of the present invention, before performing simulation processing on a plurality of generator sets on the remote controller based on the tag information, the method further includes: the remote controller analyzes the mark information and judges whether each generator set in the plurality of generator sets has corresponding self-environment information or not based on the analyzed mark information; if the distribution ID does not exist, obtaining the distribution ID of the generator set without corresponding self environment information, and performing matching positioning processing on the remote controller by using the distribution ID to obtain the positioning position of the distribution ID; and matching the adjacent generator set with the nearest positioning position in the remote controller, and taking the self environmental information corresponding to the adjacent generator set as the self environmental information of the generator set without the self environmental information.
Further, the performing, on the remote controller, an operation simulation process on a plurality of generator sets based on the tag information includes: the remote controller inputs the mark information into a digital twin model built in the remote controller to carry out twin simulation processing on each generator set in the plurality of generator sets.
Further, the digital twin model is a model constructed in the remote controller in a digital twin network based on operational technical parameters of each of the plurality of generator sets; the operation technical parameters comprise the type of the generator set, the rated voltage of the generator set, the rated current of the generator set, the rated frequency of the generator set, the rated rotating speed of the generator set, the voltage adjusting range, the voltage adjusting rate, the frequency adjusting rate, the voltage stabilizing time of sudden load change and the current stabilizing time of sudden load change.
Specifically, after the remote controller receives the tag information, the tag information needs to be analyzed, and corresponding running state information and self environment information in the tag information are obtained; then judging whether each generator set in the plurality of generator sets has corresponding self-environment information or not through the analyzed mark information; if the distribution ID does not exist, acquiring the distribution ID of the generator set without corresponding self environment information, performing matching positioning processing on the remote controller by using the distribution ID, and then acquiring the positioning position of the distribution ID; and finally, matching out the adjacent generator set with the nearest positioning position in the remote controller, and taking the self-environment information corresponding to the adjacent generator set as the self-environment information of the generator set without the self-environment information.
Inputting the mark information into a digital twin model built in the remote controller to carry out twin simulation processing on each generator set in the plurality of generator sets, so as to obtain the operation simulation results of the plurality of generator sets; wherein the digital twin model is a model constructed in a digital twin network in the remote controller based on operational technical parameters of each of the plurality of generator sets; the operation technical parameters comprise parameters such as the type of the generator set, the rated voltage of the generator set, the rated current of the generator set, the rated frequency of the generator set, the rated rotating speed of the generator set, the voltage adjusting range, the voltage adjusting rate, the frequency adjusting rate, the voltage stabilizing time of sudden load change, the current stabilizing time of sudden load change and the like.
In a specific implementation process of the present invention, the simulation results of the multiple generator sets include simulation results of the operation health degree of each of the multiple generator sets and a simulation output load parameter value of each of the multiple generator sets.
Specifically, the adjusting and controlling process of the power output value of the corresponding generator set based on the simulation results of the operation of the plurality of generator sets and the current output load parameter value includes: performing sorting processing of the health degree from high to low based on the operation health degree simulation result of each generator set in the plurality of generator set operation simulation results; judging whether the output total load parameter value of the multiple generator sets at the same time when the load parameter value is optimally output is larger than the current output load parameter value; if the output of the corresponding generator set is larger than the current output load parameter value, adjusting the output of the corresponding generator set to the optimal output load parameter value from high to low according to the sequencing result to carry out output work, adjusting the next generator set to the actually required output load parameter value to carry out output work until the output total load parameter value when the next generator set is adjusted to the optimal output load parameter value is larger than the current output load parameter value, and controlling the generator set which is sequenced later than the actually required output load parameter value to pause work; if the current load value is equal to the optimal load value, adjusting and controlling the multiple generator sets to output at the optimal load parameter value; if the output of the corresponding generator set is smaller than the preset output load parameter value, the output of the corresponding generator set is adjusted to be the rated output load parameter value for output work from high to low according to the sequencing result, and until the output total load parameter value when the next generator set is adjusted to be the rated output load parameter value is larger than the current output load parameter value, the next generator set is adjusted to be the actually needed output load parameter value for output work, and the rest generator sets are controlled to output work according to the optimal output load parameter value.
Specifically, the plurality of generator set operation simulation results include an operation health degree simulation result of each of the plurality of generator sets and a simulated output load parameter value of each of the generator sets.
When the power output value of the corresponding generator set is adjusted and controlled, firstly, the health degree is sequenced from high to low according to the operation health degree simulation result of each generator set in the operation simulation results of the plurality of generator sets, so that corresponding sequencing results are obtained, and then whether the output total load parameter value of the plurality of generator sets when the load parameter values are output optimally at the same time is larger than the current output load parameter value is judged; if the output value of the generator set is larger than the preset output load parameter value, the output of the corresponding generator set is required to be adjusted to the optimal output load parameter value from high to low according to the sequencing result for output work, until the output total load parameter value when the next generator set is adjusted to the optimal output load parameter value is judged to be larger than the current output load parameter value, the next generator set is adjusted to the actual load parameter value required to be output for output work, whether the corresponding generator set exists subsequently or not is identified, and if the corresponding generator set exists, the subsequent generator set stops output work.
And when the output load value is equal to the preset output load value, adjusting the multiple generator sets to output with the optimal output load parameter value.
And when the output value is smaller than the preset output load parameter value, adjusting the output of the corresponding generator set to the rated output load parameter value for output work from high to low according to the sequencing result until the output total load parameter value when the next generator set is adjusted to the rated output load parameter value is larger than the current output load parameter value, adjusting the next generator set to the actually required output load parameter value for output work, and controlling the rest generator sets to output work according to the optimal output load parameter value.
In the embodiment of the invention, the current operation state information and the self environment information of the multiple generator sets are acquired, the operation simulation processing is carried out on the remote controller according to the current operation state information and the self environment information to obtain the operation simulation results of the multiple generator sets, and then the power output value of the corresponding generator set is adjusted and controlled according to the operation simulation results of the multiple generator sets and the current output load parameter value, so that the multiple generator sets can be adjusted and controlled in a micro-grid consisting of the multiple generator sets according to the actually required output load parameter value, and the operation efficiency and the operation safety of the multiple generator sets are ensured.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by associated hardware instructed by a program, which may be stored in a computer-readable storage medium, and the storage medium may include: read Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disks, and the like.
In addition, the method and the system for controlling the output of multiple generator sets based on virtual control provided by the embodiment of the invention are described in detail, a specific embodiment is adopted herein to explain the principle and the implementation manner of the invention, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A method for controlling output of a plurality of generator sets based on virtual control is characterized by comprising the following steps:
obtaining current operation state information and self environment information of a plurality of generator sets, wherein the self environment information is fault information influencing the operation of the generator sets;
the generator sets mark the corresponding running state information and the self environment information, and upload the formed marking information to a remote controller based on a gateway node;
the remote controller obtains a current output load parameter value of a micro-grid consisting of the plurality of generator sets;
performing operation simulation processing on a plurality of generator sets on the remote controller based on the marking information to obtain operation simulation results of the plurality of generator sets;
and adjusting and controlling the power output value of the corresponding generator set based on the multiple generator set operation simulation results and the current output load parameter value.
2. The multiple generator set output control method of claim 1, wherein the operating state information includes operating speed data, operating temperature data, duration of operation, generator output load parameter values; the generator output load parameter values comprise generator set output load voltage, generator set output load current, generator set output load power and generator set output load frequency;
the self environmental information comprises environmental temperature data and environmental humidity data of the position of the generator set.
3. The multiple generator set output control method of claim 1, wherein the multiple generator sets flag the corresponding operating status information and their own environmental information, including:
and the plurality of generator sets mark the corresponding running state information and the self environment information according to the distribution ID of each corresponding generator set.
4. The multiple generator set output control method of claim 1, wherein the obtaining, by the remote controller, the current output load parameter value of a microgrid composed of the multiple generator sets comprises:
and the micro-grid is formed based on the grid connection of the generator sets, and the remote controller acquires data based on a sensor arranged at an output load end of the micro-grid to obtain a current output load parameter value of the output load end of the micro-grid.
5. The method of multiple generator set output control of claim 1, wherein prior to performing an operational simulation process on a plurality of generator sets on the remote controller based on the indicia information, further comprising:
the remote controller analyzes the mark information and judges whether each generator set in the plurality of generator sets has corresponding self-environment information or not based on the analyzed mark information;
if the distribution ID does not exist, obtaining the distribution ID of the generator set without corresponding self environment information, and performing matching positioning processing on the remote controller by using the distribution ID to obtain the positioning position of the distribution ID;
and matching the adjacent generator set with the nearest positioning position in the remote controller, and taking the self environmental information corresponding to the adjacent generator set as the self environmental information of the generator set without the self environmental information.
6. The method of claim 1, wherein said performing an operational simulation process on a plurality of generator sets on the remote controller based on the signature information comprises:
the remote controller inputs the mark information into a digital twin model built in the remote controller to carry out twin simulation processing on each generator set in the plurality of generator sets.
7. The multiple genset output control method of claim 6 wherein the digital twin model is a model constructed in the remote controller as a digital twin network based on operational technology parameters of each of the plurality of gensets; the operation technical parameters comprise the type of the generator set, the rated voltage of the generator set, the rated current of the generator set, the rated frequency of the generator set, the rated rotating speed of the generator set, the voltage adjusting range, the voltage adjusting rate, the frequency adjusting rate, the voltage stabilizing time of sudden load change and the current stabilizing time of sudden load change.
8. The multiple generator set output control method of claim 1, wherein the multiple generator set operation simulation results comprise an operation health simulation result for each of the multiple generator sets and a simulated output load parameter value for each generator set.
9. The method of claim 8, wherein performing the power output value adjustment control process for the corresponding generator set based on the plurality of generator set operation simulation results and the current output load parameter value comprises:
performing sorting processing of the health degree from high to low based on the operation health degree simulation result of each generator set in the plurality of generator set operation simulation results;
judging whether the output total load parameter value of a plurality of generator sets when the output load parameter value is optimal at the same time is larger than the current output load parameter value;
if the output of the corresponding generator set is larger than the current output load parameter value, adjusting the output of the corresponding generator set to the optimal output load parameter value from high to low according to the sequencing result to carry out output work, adjusting the next generator set to the actually required output load parameter value to carry out output work until the output total load parameter value when the next generator set is adjusted to the optimal output load parameter value is larger than the current output load parameter value, and controlling the generator set which is sequenced later than the actually required output load parameter value to pause work;
if the current load value is equal to the optimal load value, adjusting and controlling the multiple generator sets to output at the optimal load parameter value;
if the output of the corresponding generator set is smaller than the preset output load parameter value, the output of the corresponding generator set is adjusted to be the rated output load parameter value for output work from high to low according to the sequencing result, and until the output total load parameter value when the next generator set is adjusted to be the rated output load parameter value is larger than the current output load parameter value, the next generator set is adjusted to be the actually needed output load parameter value for output work, and the rest generator sets are controlled to output work according to the optimal output load parameter value.
10. A multiple generator set output control system based on virtual control, the system comprising:
a plurality of generator sets: the system comprises a monitoring module, a control module and a monitoring module, wherein the monitoring module is used for acquiring current running state information and self environment information, and the self environment information is fault information influencing the running of a generator set; marking the corresponding running state information and the self environment information, and uploading the formed marking information to a remote controller based on a gateway node;
the remote controller: the current output load parameter value of the micro-grid composed of the plurality of generator sets is obtained; performing operation simulation processing on a plurality of generator sets on the remote controller based on the marking information to obtain operation simulation results of the plurality of generator sets; and adjusting and controlling the power output value of the corresponding generator set based on the operation simulation results of the plurality of generator sets and the current output load parameter value.
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