Resident load adjusting system and method based on demand response
Technical Field
The invention relates to the technical field of power systems, in particular to a resident load adjusting system and method based on demand response.
Background
The demand response test point of China develops rapidly, and a power grid company as a main body for managing and implementing the power demand side urgently needs to play a leading role. However, the time for developing the demand response is short, so that the comprehensive research and practice on the demand response are not enough. At present, the demand response project implemented in China mainly aims at reducing peak load in summer, business demands such as new energy local consumption, quick emergency response and the like are not considered, and the application scene is single; the regulated demand response resource is single.
If chinese patent CN108512303A, published 2018, 9, 7, an electric power regulation and control system includes a substation subsystem module, a regional subsystem module, a central scheduling module, and an electric power monitoring module, where the substation subsystem module includes signal transceiving, instruction transmission, and ethernet, the regional subsystem module includes network transmission, regional control, information classification, and voltage protection, the central scheduling module includes electric power control, information distribution, electric power regulation and control, and the electric power monitoring module includes electric power monitoring and data integration, and the electric power monitoring and data integration are both installed in the electric power monitoring module. The power regulation and control system provided by the invention adopts the mutual connection of the substation subsystem and the regional subsystem, solves the problem that manual measurement is needed for power regulation and control, does not need manual measurement, and has the advantages of small error, high reaction speed, high allocation speed, uniform allocated power and higher efficiency. However, the method mainly aims at power scheduling of a supply side, and regulation and control of a user side are not combined, so that the regulation and control of power resources are limited.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the technical problem that the regulation and control of power resources are limited due to the fact that the current power regulation and control system lacks regulation and control of loads on a user side is solved. The resident load adjusting system and method based on demand response can adjust and control the load on the user side so as to effectively improve the adjusting and controlling strength of the power resources.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a resident load adjusting system based on demand response comprises a data acquisition module, a data center processing module, a user load reservation module and a load control module, wherein the data acquisition module is used for acquiring user load information, the user load reservation module is used for carrying out user load adjustment reservation, the load control module is used for carrying out user load variable control, the data acquisition module is connected with the center processing module, and the center processing module is respectively connected with the user load reservation module and the load control module. A resident load adjusting system based on demand response is characterized in that a data acquisition module acquires user electricity load data and transmits the acquired data to a data center processing module; the data center processing module sends load regulation and control appointment to the electricity utilization users in the electricity utilization peak period through the user load appointment module; the user load reservation module transmits information fed back by the user to the data center processing module; the data center processing module sends a control instruction to a load control module corresponding to a user receiving the appointment, and an information receiving and sending unit for receiving the acquired data and sending the control instruction can be further arranged in the data center processing module; and the load control module regulates and controls the power load of the user in the corresponding peak time according to the control instruction.
Preferably, the data acquisition module comprises an electricity load acquisition unit, an electricity consumption time period acquisition unit and a data uploading unit, the electricity load acquisition unit, the electricity consumption time period acquisition unit and the electricity consumption time period acquisition unit are all connected with the data uploading unit, and the data uploading unit is connected with the central processing module. The power consumption load acquisition unit acquires the power consumption of a user in unit time, for example, daily, weekly, monthly and the like, the power consumption duration acquisition unit acquires the hours and the minutes of the power consumption of the user every day, the power consumption period acquisition unit acquires the time period in which the power consumption of the user is mainly concentrated every day, and the data uploading unit is used for arranging and uploading the collected data to the central processing module. The user data is collected, so that the difference of the power utilization law between users with high power utilization and users with low power utilization in the peak period of the power utilization in the same region can be analyzed conveniently.
Preferably, the load control module comprises a control instruction receiving unit and a switch control unit for controlling power supply of the user electric appliance, the control instruction receiving unit is connected with the data center processing module, and the switch control unit is connected with the control instruction receiving unit. The switch control unit can be arranged on a household air switch of a user and controls the air switch corresponding to the controllable electric appliance of the user, and the control instruction receiving unit receives the control instruction of the data center processing module and then controls the air switch to switch off the power supply circuit of the corresponding controllable electric appliance, so that the peak power load of the user is reduced.
Preferably, the system further comprises a storage module for storing the user electricity load data, and the storage module is connected with the data center processing module. The storage module is used for storing the power load data of the users, updates every day, stores the power consumption of the users and the reservation records every month, and is convenient for comparing and searching the power load change conditions of the user sides.
Preferably, the system further comprises an electric charge prompting module, wherein the electric charge prompting module comprises an electric charge recording unit, a comparison unit and a prompting unit, the electric charge recording unit is connected with the storage module, and the comparison unit is respectively connected with the electric charge recording unit and the prompting unit. The user can go out at the contrast unit and set up the charges of electricity threshold value, and the charges of electricity record unit can draw the charges of electricity curve at the different moments of the charges of electricity that storage module recorded, and the charges of electricity can carry out certain degree of come-up in power consumption peak period, can let the user know clearly and definitely the power consumption peak period through the contrast unit, and the section of surpassing the settlement threshold value through suggestion unit suggestion user assists supervising and urges the user to cooperate the electric power load to reserve regulation and control.
Preferably, the system further comprises a peak user analysis module for analyzing the electricity consumption factor of the electricity consumption residents during the peak period of the electricity consumption of the power grid, the peak user analysis module comprises an area analysis unit and an electricity consumption ratio analysis unit, and the area analysis unit and the electricity consumption ratio analysis unit are both connected with the storage module. The area analysis unit can obtain residents with large electricity consumption in the power grid electricity consumption peak period, namely areas where peak users are located, so that whether the peak users have regional rules or not can be analyzed and summarized conveniently, and the electricity consumption proportion analysis unit can display the proportion of user-adjustable electric appliances such as air-conditioning water heaters in household electric appliances owned by the users according to electric appliance data uploaded by the users. The recording and comparison can be carried out in a month period, and the change condition of the electric load of the user can be conveniently checked.
Preferably, the user load reservation module includes a reservation information transmission unit and a mobile receiving unit, the reservation information transmission unit is connected with the data center processing module, and the mobile receiving unit is connected with the reservation information transmission unit. The mobile receiving unit can adopt a plurality of mobile terminals or a mode of reserving APP by a mobile phone, so that a user can receive reservation information and feed back a reservation result conveniently.
A resident load adjusting method based on demand response, using the above system, comprising the steps of:
s1: the data acquisition module acquires user power load data and transmits the acquired data to the data center processing module;
s2: the data center processing module sends load regulation and control appointment to the electricity utilization users in the electricity utilization peak period through the user load appointment module;
s3: the user load reservation module transmits information fed back by the user to the data center processing module;
s4: the data center processing module sends a control instruction to a load control module corresponding to the user receiving the reservation;
s5: and the load control module regulates and controls the power load of the user in the corresponding peak time according to the control instruction.
In addition, in step S4, the data center processing module sends the control command to the control command receiving unit, where the control command may have time information, the control command receiving unit may read the time information of the control command, and the control command receiving unit may set the timing subunit, that is, the switch control unit may be connected at a time corresponding to the time information, and the switch control unit may regulate and control the power load of the user at a corresponding peak time.
The substantial effects of the invention are as follows: according to the invention, the data acquisition module is used for acquiring the user electricity load data and transmitting the acquired data to the data center processing module; the data center processing module sends load regulation and control appointment to the electricity utilization users in the electricity utilization peak period through the user load appointment module; transmitting information fed back by a user to a data center processing module through a user load reservation module; the data center processing module is used for sending a control instruction to a load control module corresponding to a user receiving the reservation, and an information receiving and sending unit for receiving the collected data and sending the control instruction can be further arranged in the data center processing module; the load control module regulates and controls the power load of the user at the corresponding peak time according to the control instruction, so that the load of the user side is regulated and controlled, and the regulation and control force on the power resource is effectively improved.
Drawings
FIG. 1 is a schematic composition diagram of the present embodiment;
FIG. 2 is a flowchart illustrating the steps performed in this embodiment.
Wherein: 1. data acquisition module, 2, data center processing module, 3, user load reservation module, 4, load control module, 5, storage module, 6, charges of electricity prompting module, 7, peak value user analysis module, 8, the electric load acquisition unit, 9, the long acquisition element of power consumption, 10, the power consumption period acquisition unit, 11, data upload unit, 12, control command receiving element, 13, switch control unit, 14, charges of electricity recording unit, 15, contrast unit, 16, the suggestion unit, 17, regional analysis unit, 18, the power consumption proportion analysis unit, 19, reservation information transmission unit, 20, remove receiving element.
Detailed Description
The following provides a more detailed description of the present invention, with reference to the accompanying drawings.
The utility model provides a resident load governing system based on demand response, as shown in figure 1, including the data acquisition module 1 that is used for gathering user load information, data center processing module 2, a user load reservation module 3 that is used for carrying out user load regulation reservation and a load control module 4 that is used for carrying out user load variable control, data acquisition module 1 is connected with central processing module, data acquisition module 1 includes power consumption collection unit 8, time collection unit 9 during power consumption, time period collection unit 10 and data upload unit 11, power consumption collection unit 8, time collection unit 9 during power consumption and time period collection unit 10 all are connected with data upload unit 11, data upload unit 11 is connected with central processing module. The power consumption load acquisition unit 8 acquires the power consumption of a user in unit time, for example, daily, weekly, monthly and the like, the power consumption duration acquisition unit 9 acquires the number of hours and the number of minutes of the power consumption of the user every day, the power consumption period acquisition unit 10 acquires the time period in which the power consumption of the user is mainly concentrated every day, and the data uploading unit 11 is used for arranging and uploading the collected data to the central processing module. The user data is collected, so that the difference of the power utilization law between users with high power utilization and users with low power utilization in the peak period of the power utilization in the same region can be analyzed conveniently.
The central processing module is respectively connected with the user load reservation module 3 and the load control module 4. The user load reservation module 3 comprises a reservation information transmission unit 19 and a mobile receiving unit 20, wherein the reservation information transmission unit 19 is connected with the data center processing module 2, and the mobile receiving unit 20 is connected with the reservation information transmission unit 19. The mobile receiving unit 20 may adopt a plurality of mobile terminals or a mode of reserving an APP by a mobile phone, so that a user can receive reservation information and feed back a reservation result. The load control module 4 comprises a control instruction receiving unit 12 and a switch control unit 13 for controlling the power supply of the user electrical appliance, the control instruction receiving unit 12 is connected with the data center processing module 2, and the switch control unit 13 is connected with the control instruction receiving unit 12. The switch control unit 13 can be arranged on a household air switch of a user to control the corresponding air switch of the controllable electric appliance of the user, and the control instruction receiving unit 12 receives the control instruction of the data center processing module 2 and then controls the air switch to switch off the power supply circuit of the corresponding controllable electric appliance, so that the peak power load of the user is reduced.
The embodiment also comprises a storage module 5 for storing the user electricity load data, and the storage module 5 is connected with the data center processing module 2. The storage module 5 is used for storing the power load data of the users, updating every day, storing the power consumption of the users and the reservation records every month, and facilitating comparison and searching of the power load change conditions of the user sides.
The embodiment further comprises an electric charge prompting module 6 and a peak user analysis module 7 for analyzing the electricity consumption factor of the electricity consumption residents in the power grid electricity consumption peak period, wherein the electric charge prompting module 6 comprises an electric charge recording unit 14, a comparison unit 15 and a prompting unit 16, the electric charge recording unit 14 is connected with the storage module 5, and the comparison unit 15 is respectively connected with the electric charge recording unit 14 and the prompting unit 16. The user can go out at contrast unit 15 and set up the charges of electricity threshold value, and charges of electricity record unit 14 can draw the charges of electricity curve at the different moments of the charges of electricity that storage module 5 recorded, and the charges of electricity can carry out certain degree of come-up in power consumption peak period, can let the user know clearly and definitely the power consumption peak period through contrast unit 15, and the section of surpassing the settlement threshold value through suggestion unit 16 suggestion user assists and supervises the regulation and control of user cooperation power load reservation. The peak user analysis module 7 is used for analyzing the electricity consumption factor of the electricity consumption residents in the power grid electricity consumption peak period, the peak user analysis module 7 comprises an area analysis unit 17 and an electricity consumption proportion analysis unit 18, and the area analysis unit 17 and the electricity consumption proportion analysis unit 18 are connected with the storage module 5. The area analysis unit 17 can collect residents with large power consumption in the power grid power consumption peak period, namely areas where peak users are located, so that whether the peak users have regional rules or not can be analyzed and summarized conveniently, and the power consumption proportion analysis unit 18 can display the proportion of user-controllable electric appliances such as air-conditioning water heaters in household electric appliances owned by the users according to electric appliance data uploaded by the users. The recording and comparison can be carried out in a month period, and the change condition of the electric load of the user can be conveniently checked.
A resident load adjusting method based on demand response, using the above system, as shown in fig. 2, comprising the steps of:
s1: the data acquisition module 1 acquires user power load data and transmits the acquired data to the data center processing module 2;
s2: the data center processing module 2 sends load regulation and control appointment to the electricity utilization users in the electricity utilization peak period through the user load appointment module 3;
s3: the user load reservation module 3 transmits the information fed back by the user to the data center processing module 2;
s4: the data center processing module 2 sends a control instruction to a load control module 4 corresponding to the user receiving the reservation; in step S4, the data center processing module 2 sends a control command to the control command receiving unit 12, where the control command may have time information, the control command receiving unit 12 may read the time information of the control command, and the control command receiving unit 12 may set a timing subunit, that is, the switch control unit 13 may be connected at a time corresponding to the time information, and the switch control unit 13 may regulate and control the power load of the user at a corresponding peak time.
S5: and the load control module 4 regulates and controls the power load of the user at the corresponding peak time according to the control instruction.
In the embodiment, the data acquisition module 1 is used for acquiring the power load data of a user and transmitting the acquired data to the data center processing module 2; the data center processing module 2 sends load regulation and control appointment to the electricity utilization users in the electricity utilization peak period through the user load appointment module 3; the information fed back by the user is transmitted to the data center processing module 2 through the user load reservation module 3; a control instruction is sent to a load control module 4 corresponding to a user receiving the reservation through a data center processing module 2, and an information receiving and sending unit for receiving and acquiring data and sending the control instruction can be further arranged in the data center processing module 2; the load control module 4 regulates and controls the power load of the user at the corresponding peak time according to the control instruction, so that the load of the user side is regulated and controlled, and the regulation and control force on the power resource is effectively improved.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.