CN110994602B - Power grid dispatching demand response system and method - Google Patents
Power grid dispatching demand response system and method Download PDFInfo
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- 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
- H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
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- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
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- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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Abstract
The invention relates to a power grid dispatching demand response system, which comprises: the regulation and control main station and the regulation and control sub station are communicated with each other, the regulation and control sub station is respectively connected with each demand response terminal, and each demand response terminal is connected with and controls a plurality of electric equipment; the regulation master station sends a demand response event to the regulation substation, wherein the demand response event comprises response starting time, response ending time and target load reduction; the regulation substation generates a control strategy according to the demand response event, a preset response strategy and the response capacity of all demand response terminals, and sends the control strategy to the corresponding demand response terminals; and the demand response terminal controls the working state of the electric equipment according to the control strategy. The invention also discloses a corresponding method. The invention establishes a perfect demand response system, and can effectively guide users to optimize the power load to push the construction of the electric energy management system so as to reduce peak load and relieve the contradiction between power supply and demand.
Description
Technical Field
The invention relates to the field of power grid dispatching, in particular to a power grid dispatching demand response system and method.
Background
In the field of power grid dispatching, demand response refers to the short-term behavior that when the reliability of a power grid system is threatened or the price of a power market is increased, after a power user receives a direct compensation notification (an excitation mode) or a power price increasing signal of an induced load reduction sent by a power supply party, the power user changes an inherent habit power consumption mode (a price mode) so as to reduce or move a power load of a certain period to respond to power supply, thereby ensuring the stability of the power grid and inhibiting the increase of the power price.
However, in the prior art, there is no mature and effective demand response control strategy, and there is a great need to provide an effective demand response scheme.
Disclosure of Invention
The invention aims to solve the technical problem of providing a power grid dispatching demand response system and a power grid dispatching demand response method, which can effectively guide a user to optimize power loads, reduce peak loads and relieve power supply and demand contradictions.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
as one aspect of the present invention, there is provided a power grid dispatching demand response system, which includes a regulation master station, a regulation substation, a plurality of demand response terminals and electric devices, where the regulation master station is in communication connection with the regulation substation, the regulation substation is respectively in communication connection with each demand response terminal, and each demand response terminal is connected with and controls a plurality of electric devices; wherein:
the regulation master station is used for sending a demand response event to the regulation substation, wherein the demand response event comprises response starting time, response ending time and target load reduction;
the regulation and control substation is used for generating a control strategy according to the demand response event, a preset response strategy and the response capacity of all the demand response terminals and sending the control strategy to the corresponding demand response terminals;
the demand response terminal is used for controlling the working state of the electric equipment according to the control strategy.
Preferably, the demand response terminal further includes:
the acquisition processing unit is used for acquiring working parameters of all the electric equipment in real time and transmitting the working parameters to the regulation master station through the regulation substation, wherein the working parameters comprise working states and operation parameters.
Preferably, the method further comprises: and the electricity consumption information acquisition terminal is in communication connection with the regulation substation and is used for acquiring the electricity consumption information of the user and screening out the users meeting the regulation and control requirements according to the acquired electricity consumption information of the user, wherein each user corresponds to one user terminal and one demand response terminal.
Preferably, the method further comprises:
the information display platform is connected with the regulation substation and is used for displaying a regulation and control plan; and
and the user terminal is connected with the regulation substation and is used for receiving the demand response request from the regulation substation and feeding back the response capability of the user terminal to the regulation substation.
Preferably, the regulation substation is further configured to send demand response request information to a user terminal corresponding to a user meeting the regulation requirement, and receive response capability fed back by each user terminal.
Preferably, the controlling, by the demand response terminal, the working state of the electric device according to the control policy includes: and the demand response terminal generates a control instruction according to the control strategy, and the electric equipment executes the control instruction to adjust the working state.
Accordingly, as another aspect of the present invention, there is also provided a power grid dispatching demand response method, including:
step S1, a regulation master station sends a demand response event to a regulation substation, wherein the demand response event comprises response start time, response end time and target load reduction;
step S2, the regulation and control substation generates a control strategy according to the demand response event, a preset response strategy and the response capacity of all demand response terminals, and sends the control strategy to the corresponding demand response terminals;
and step S3, the demand response terminal controls the working state of the electric equipment according to the control strategy.
Preferably, after the step S3, the method further includes:
and S4, the demand response terminal acquires working parameters of all the electric equipment in real time, and transmits the working parameters to the regulation master station through the regulation substation, wherein the working parameters comprise working states and operation parameters.
Preferably, before said step S1, a user screening process is further included:
s0, collecting user electricity consumption information by the electricity consumption information collecting terminal, and screening out users meeting regulation and control requirements according to the collected user electricity consumption information; wherein each user corresponds to a user terminal and one of the demand response terminals.
Preferably, in the step S0, the step of screening the user meeting the regulation and control requirement according to the collected user power consumption information specifically includes: selecting the user meeting the regulation and control requirements according to the position information, response capability, participation times, response completion degree and regulation and control plan of the user, and the method comprises the following steps:
step S011, inputting the target load, screening out the users which do not participate in the offers, directly outputting the users which do not participate in the offers to an offer user set list, and calculating the sum of the response capacities of the users which do not participate in the offers;
step S012, judging whether the sum of the response capacities of the users which do not participate in the offer is smaller than the cut-down target load;
step S013, if yes, calculating a load reduction notch, continuously screening out users with the number of times of the solicitation being less than the preset number of times, and calculating the sum of the response capacities of the users with the number of times of the solicitation being less than the preset number of times; the preset times can be selected according to the needs, for example, 5 times;
step S014, judging whether the sum of the response capacities of the users with the number of times of offer smaller than the preset number of times is larger than the load reduction gap;
and step S015, if yes, adding the users with the number of times of the offer smaller than the preset number of times into the offer user set list.
Preferably, after determining the response capability of the user after selecting the user, further comprising:
the regulation substation sends demand response request information to user terminals corresponding to users meeting regulation requirements and receives response capacity sent by each user terminal;
the information display platform displays the regulation and control plan.
Preferably, the controlling, by the demand response terminal, the working state of the electric device according to the control policy includes: and the demand response terminal generates a control instruction according to the control strategy, and the electric equipment executes the control instruction to adjust the working state.
The implementation of the invention has the following beneficial effects:
the invention provides a power grid dispatching demand response system and a power grid dispatching demand response method, which can effectively guide a user to optimize power loads to push power management system construction by establishing a perfect demand response system so as to reduce peak loads and relieve power supply and demand contradictions.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
FIG. 1 is a schematic diagram illustrating one embodiment of a power grid dispatching demand response system provided by the present invention;
FIG. 2 is a schematic diagram of another embodiment of a grid dispatching demand response system provided by the present invention;
FIG. 3 is a main flow diagram of one embodiment of a power grid dispatching demand response method provided by the present invention;
FIG. 4 is a main flow chart of another embodiment of a power grid dispatching demand response method provided by the present invention;
fig. 5 is a more detailed flowchart of step S0 in fig. 4.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to FIG. 1, a schematic diagram of an embodiment of a grid dispatching demand response system provided by the present invention is shown; in the embodiment, the power grid dispatching demand response system comprises a regulating main station 1, a regulating sub-station 2, a plurality of demand response terminals 3 and electric equipment 4. The regulation and control substation 1 is in communication connection with the regulation and control substation 2, the regulation and control substation 2 is in communication connection with each demand response terminal 3 respectively, each demand response terminal 3 is connected with and controls a plurality of electric devices 4, and the demand response terminal 3 can control the electricity consumption of the electric devices 4 connected with the demand response terminal, namely, the electricity consumption is controlled by controlling the working time or the working power of the electric devices 4. Alternatively, the regulatory substation and the demand response terminal may be connected through a power private network, a 4G wireless network, a 5G wireless network, a wired ethernet network. In addition, in order to improve the safety of the power grid, the adjustable substation 2 of the adjusting master station 1 is safely isolated. The electric device 4 includes, but is not limited to, industrial electric device, commercial electric device, residential electric device, and the like.
In the embodiment of the present invention, the master control station 1 is configured to send a demand response event to the slave control station 2, where the demand response event includes a response start time, a response end time, and a reduction target load, where the response start time is the adjustment start time, the response end time is the adjustment end time, and the reduction target load is the reduction amount of the adjustment load, and it is understood that the load reduction amount dynamically changes in a period of time.
It may be understood that a policy algorithm and a model are preset in the regulating substation 2, and the regulating substation 2 is configured to generate a control policy according to a demand response event, a preset response policy, and response capabilities of all demand response terminals, and send the control policy to a corresponding demand response terminal, where the control policy includes a user to be controlled, a control time of each user, and a demand response amount.
The demand response terminal 3 is used for controlling the working state of the electric equipment according to the control strategy, namely, the demand response terminal generates a control instruction according to the control strategy, and the electric equipment 4 executes the control instruction to adjust the working state. In this embodiment, the demand response terminal 4 converts the control policy into a control instruction corresponding to each user, and each user executes the corresponding control instruction to complete the response to the reduction of the electricity consumption of the electric equipment in the control time.
Further, the demand response terminal 3 in the power grid dispatching demand response system further comprises an acquisition processing unit, which is used for acquiring working parameters of all electric equipment in real time and transmitting the working parameters to the regulating main station 1 through the regulating substation 2, wherein the working parameters comprise working states and operation parameters. The control master station 1 comprises a display screen for displaying the working state and the operation parameters, and the display screen displays the working state and the operation parameters of each user and the sum of the working states and the operation parameters of all users so as to grasp the real-time load reduction condition.
The embodiment establishes a perfect demand response system, and can effectively guide a user to optimize the power load to push the construction of the electric energy management system so as to reduce peak load and relieve the contradiction between power supply and demand.
Referring to FIG. 2, a schematic diagram of another embodiment of a grid dispatching demand response system provided by the present invention is shown; which differs from the embodiment shown in fig. 1 in that in this embodiment the grid dispatching demand response system further comprises:
the electricity consumption information acquisition terminal 5 is in communication connection with the regulation substation 4 and is used for acquiring electricity consumption information of users and screening out users meeting regulation and control requirements according to the acquired electricity consumption information of the users, wherein each user corresponds to one user terminal and one demand response terminal; the user electricity consumption information includes history information such as electricity consumption amount, electricity consumption period, electricity consumption type, response participation number, response completion degree, and the like.
The information display platform 6 is connected with the regulation substation 2 and is used for displaying a regulation plan; the information display platform can be a power grid platform or a government platform, a user can acquire a regulation and control plan through the information display platform, the regulation and control plan comprises response starting time, response ending time and load reduction, and the information can also comprise electricity price preferential information, business information, policy information and the like; and
and the user terminal 7 is connected with the regulation substation 2 and is used for receiving the demand response request from the regulation substation 2 and feeding back the response capability of the user terminal to the regulation substation 2.
It may be appreciated that the regulatory substation 2 is further configured to send the demand response request information to the user terminals 7 corresponding to the users meeting the regulatory requirements, and receive the response capability fed back by each of the user terminals 7.
Further, after the user meeting the requirements is selected, a regulation substation in the power grid dispatching demand response system sends demand response request information to a user terminal corresponding to the user meeting the regulation requirements, wherein the demand response request information comprises response starting time, response ending time, load reduction, electricity price preferential information, business information, policy information and the like; alternatively, the regulatory substation may send the demand response request information to the user terminal by means of mail, instant messaging tools, dedicated systems, or the like. After receiving the demand response request information, the user terminal responds according to the condition of the user terminal, and sends the response capability of the user terminal to the regulation and control substation, and the regulation and control substation receives the response capability sent by each user terminal.
The specific process of how the electricity consumption information collecting terminal 5 screens out the users meeting the regulation and control requirements according to the collected electricity consumption information of the users will be described in detail in the following method, and may be combined with the description of fig. 5 below, which is not described herein.
According to the embodiment, the platform is used for issuing the demand response information, so that more users can acquire the demand response information, more users participate in the power grid dispatching demand response, and the demand response participation degree is improved.
Referring to fig. 3, a main flowchart of an embodiment of a power grid dispatching demand response method provided by the present invention is shown, which is implemented in the power grid dispatching demand response system shown in fig. 1. The power grid dispatching demand response system comprises a regulation main station, a regulation substation, a plurality of demand response terminals and electric equipment, wherein the regulation main station is in communication connection with the regulation substation, the regulation substation is respectively in communication connection with each demand response terminal, each demand response terminal is connected with and controls a plurality of electric equipment, and the demand response terminals can control the electricity consumption of the electric equipment connected with the demand response terminals, namely, the electricity consumption is controlled by controlling the working time or the working power of the electric equipment. Alternatively, the regulatory substation and the demand response terminal may be connected through a power private network, a 4G wireless network, a 5G wireless network, a wired ethernet network. In addition, in order to improve the safety of the power grid, the adjustable substations of the control master station are safely isolated. The electric equipment comprises, but is not limited to, industrial electric equipment, commercial electric equipment, residential electric equipment and the like. Specifically, in this embodiment, the power grid dispatching demand response method includes the following steps:
step S1, a regulation master station sends a demand response event to a regulation substation, wherein the demand response event comprises response start time, response end time and reduction target load, the response start time is the regulation start time, the response end time is the regulation end time, the reduction target load is the reduction amount of the regulation load, and it can be understood that the load reduction amount is dynamically changed in a period of time.
And S2, the regulation substation generates a control strategy according to the demand response event, a preset response strategy and the response capacity of all the demand response terminals, and sends the control strategy to the corresponding demand response terminals, wherein the control strategy comprises users needing to be controlled, the control time of each user and the demand response quantity.
And S3, controlling the working state of the electric equipment by the demand response terminal according to the control strategy. Further, the demand response terminal controlling the working state of the electric equipment according to the control strategy includes: and the demand response terminal generates a control instruction according to the control strategy, and the electric equipment executes the control instruction to adjust the working state. The demand response terminal converts the control strategy into a control instruction corresponding to each user, and each user executes the corresponding control instruction to finish the response of the electricity consumption reduction of the electric equipment in the control time.
The embodiment establishes a perfect demand response system, and can effectively guide a user to optimize the power load to push the construction of the electric energy management system so as to reduce peak load and relieve the contradiction between power supply and demand.
Referring to fig. 4, a main flow chart of another embodiment of a power grid dispatching demand response method provided by the present invention is shown; specifically, the power grid dispatching demand response method in the embodiment includes the following steps:
and S0, collecting user electricity consumption information by the electricity consumption information collecting terminal, wherein the user electricity consumption information comprises historical information such as electricity consumption amount, electricity consumption period, electricity consumption type, response participation times, response completion degree and the like of each user, and screening out users meeting regulation and control requirements according to the collected user electricity consumption information, wherein each user corresponds to one user terminal and one demand response terminal.
Step S1, a regulation master station sends a demand response event to a regulation substation, wherein the demand response event comprises response start time, response end time and reduction target load, the response start time is the regulation start time, the response end time is the regulation end time, the reduction target load is the reduction amount of the regulation load, and it can be understood that the load reduction amount is dynamically changed in a period of time.
And S2, the regulation substation generates a control strategy according to the demand response event, a preset response strategy and the response capacity of all the demand response terminals, and sends the control strategy to the corresponding demand response terminals, wherein the control strategy comprises users needing to be controlled, the control time of each user and the demand response quantity.
And S3, controlling the working state of the electric equipment by the demand response terminal according to the control strategy. Further, the demand response terminal controlling the working state of the electric equipment according to the control strategy includes: and the demand response terminal generates a control instruction according to the control strategy, and the electric equipment executes the control instruction to adjust the working state. The demand response terminal converts the control strategy into a control instruction corresponding to each user, and each user executes the corresponding control instruction to finish the response of the electricity consumption reduction of the electric equipment in the control time.
And S4, the demand response terminal acquires working parameters of all electric equipment in real time and transmits the working parameters to the regulation master station through the regulation substation, wherein the working parameters comprise working states and operation parameters. The control main station comprises a display screen for displaying the working state and the operation parameters, and the display screen displays the working state and the operation parameters of each user and the sum of the working states and the operation parameters of all users so as to grasp the real-time load reduction condition.
Referring to fig. 5, a more detailed flowchart of step S0 of fig. 4 is shown. In the power grid dispatching demand response method of the present embodiment, in step S0, specifically: and selecting the users meeting the regulation and control requirements according to the position information, response capability, participation times, response completion degree and regulation and control plan of the users. The method specifically comprises the following steps:
step S011, inputting a target load reduction, screening out users which do not participate in the offers, directly outputting the users which do not participate in the offers to an offer user set list, and calculating the sum of the response capacities of the users which do not participate in the offers;
step S012, judging whether the sum of the response capacities of the users which do not participate in the offer is smaller than the cut-down target load;
step S013, if yes, calculating a load reduction notch, continuously screening out users with the number of times of the solicitation being less than the preset number of times, and calculating the sum of the response capacities of the users with the number of times of the solicitation being less than the preset number of times; the preset times can be selected according to the needs, for example, 5 times; if the sum of the response capacities of the non-participating invited users is greater than or equal to the cut-down target load, the cut-down target load is already reached, the cut-down load gap does not need to be calculated, and the process is ended.
Step S014, judging whether the sum of the response capacities of the users with the number of times of solicitation smaller than the preset number of times is larger than a load reduction gap or not;
and step S015, if yes, adding the users with the number of times of the offer smaller than the preset number of times into an offer user set list. If the sum of the response capacities of the users with the offer times smaller than the preset times is smaller than the cut-down load gap, which indicates that the cut-down requirement is not met, the user quantity needs to be increased continuously, at the moment, the user quantity can be increased by increasing the preset times, then whether the sum of the response capacities of the users after the increase of the preset times is larger than the cut-down load gap is judged, if yes, the users with the offer times smaller than the preset times are added into the offer user set list, if not, the preset times are increased continuously until the sum of the response capacities of the users after the increase of the preset times is larger than or equal to the cut-down load gap, and the flow goes to step S013.
For more details, reference may be made to the foregoing description of fig. 1-4. And will not be described in detail herein.
The implementation of the invention has the following beneficial effects:
the invention provides a power grid dispatching demand response system and a power grid dispatching demand response method, which can effectively guide a user to optimize power loads to push power management system construction by establishing a perfect demand response system so as to reduce peak loads and relieve power supply and demand contradictions.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative elements and steps are described above generally in terms of functionality in order to clearly illustrate the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. The software modules may be disposed in Random Access Memory (RAM), memory, read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be covered by the claims.
Claims (9)
1. The power grid dispatching demand response system is characterized by comprising a regulating main station, a regulating sub-station, a plurality of demand response terminals and electric equipment, wherein the regulating main station is in communication connection with the regulating sub-station, the regulating sub-station is respectively in communication connection with each demand response terminal, and each demand response terminal is connected with and controls a plurality of electric equipment; wherein:
the regulation master station is used for sending a demand response event to the regulation substation, wherein the demand response event comprises response starting time, response ending time and target load reduction;
further comprises: the power consumption information acquisition terminal is in communication connection with the regulation substation and is used for acquiring power consumption information of users and screening out users meeting regulation and control requirements according to the acquired power consumption information of the users, wherein each user corresponds to one user terminal and one demand response terminal;
the regulation substation is used for generating a control strategy according to the response capacities of all the demand response terminals corresponding to the users meeting the regulation requirements screened out by the demand response event, a preset response strategy and the electricity consumption information acquisition terminal, and sending the control strategy to the corresponding demand response terminals;
the demand response terminal is used for controlling the working state of the electric equipment according to the control strategy;
specifically, the electricity consumption information acquisition terminal screens out the users meeting the regulation and control requirements according to the acquired electricity consumption information of the users, and specifically comprises the following steps:
inputting the target load, screening out the users which do not participate in the offers, directly outputting the users which do not participate in the offers to an offer user set list, and calculating the sum of the response capacities of the users which do not participate in the offers;
judging whether the sum of the response capacities of the non-participating invited users is smaller than a cut-down target load;
if yes, calculating a load reduction notch, continuously screening out users with the number of times of the offer being smaller than the preset number of times, and calculating the sum of the response capacities of the users with the number of times of the offer being smaller than the preset number of times;
judging whether the sum of the response capacities of users with the number of times of solicitation being smaller than the preset number of times is larger than the load shedding gap or not;
if yes, adding the users with the number of times of the offer smaller than the preset number of times into the offer user set list;
the users in the offer user set list are users meeting regulation and control requirements.
2. The grid dispatching demand response system of claim 1, wherein the demand response terminal further comprises:
the acquisition processing unit is used for acquiring working parameters of all the electric equipment in real time and transmitting the working parameters to the regulation master station through the regulation substation, wherein the working parameters comprise working states and operation parameters.
3. The grid dispatching demand response system of any one of claims 1 to 2, further comprising:
the information display platform is connected with the regulation substation and is used for displaying a regulation and control plan; and
and the user terminal is connected with the regulation substation and is used for receiving the demand response request from the regulation substation and feeding back the response capability of the user terminal to the regulation substation.
4. A grid dispatching demand response system as claimed in claim 3, wherein the regulating substation is further configured to send demand response request information to user terminals corresponding to users meeting regulation requirements, and receive response capability fed back by each user terminal.
5. The power grid dispatching demand response system of claim 4, wherein the demand response terminal controlling the operating state of the powered device according to the control strategy comprises: and the demand response terminal generates a control instruction according to the control strategy, and the electric equipment executes the control instruction to adjust the working state.
6. A power grid dispatching demand response method, comprising:
s0, collecting user electricity consumption information by the electricity consumption information collecting terminal, and screening out users meeting regulation and control requirements according to the collected user electricity consumption information; wherein, each user corresponds to a user terminal and a demand response terminal;
in the step S0, the step of screening the users meeting the regulation and control requirements according to the collected user electricity consumption information specifically includes:
step S011, inputting a target load reduction, screening out users which do not participate in the offers, directly outputting the users which do not participate in the offers to an offer user set list, and calculating the sum of the response capacities of the users which do not participate in the offers;
step S012, judging whether the sum of the response capacities of the users which do not participate in the offer is smaller than the cut-down target load;
step S013, if yes, calculating a load reduction notch, continuously screening out users with the number of times of the solicitation being less than the preset number of times, and calculating the sum of the response capacities of the users with the number of times of the solicitation being less than the preset number of times;
step S014, judging whether the sum of the response capacities of the users with the number of times of offer smaller than the preset number of times is larger than the load reduction gap;
step S015, if yes, adding the users with the number of times of the offer smaller than the preset number of times into the offer user set list; the users in the offer user set list are users meeting the regulation and control requirements;
step S1, a regulation master station sends a demand response event to a regulation substation, wherein the demand response event comprises response start time, response end time and target load reduction;
step S2, the regulation and control substation generates a control strategy according to the demand response event, a preset response strategy and response capacities of all demand response terminals corresponding to users meeting regulation and control requirements screened by the electricity consumption information acquisition terminal, and sends the control strategy to the corresponding demand response terminals;
and step S3, the demand response terminal controls the working state of the electric equipment according to the control strategy.
7. The power grid dispatching demand response method according to claim 6, further comprising, after said step S3:
and S4, the demand response terminal acquires working parameters of all the electric equipment in real time, and transmits the working parameters to the regulation master station through the regulation substation, wherein the working parameters comprise working states and operation parameters.
8. The power grid dispatching demand response method of claim 7, further comprising, after determining the response capability of the user after selecting the user:
the regulation substation sends demand response request information to user terminals corresponding to users meeting regulation requirements and receives response capacity sent by each user terminal;
the information display platform displays the regulation and control plan.
9. The power grid dispatching demand response method according to any one of claims 6 to 8, wherein the demand response terminal controlling the operating state of the electric device according to the control strategy comprises: and the demand response terminal generates a control instruction according to the control strategy, and the electric equipment executes the control instruction to adjust the working state.
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