Flexible load regulation and control system for power supply

Abstract

The invention discloses a flexible load regulation and control system for power supply, and the system comprises an organization coordination module, a material tool management module, an equipment module, a regulation and control equipment installation module, a data collection and transmission module, a remote monitoring and dispatching module, a safety protection module, a regulation and control effect evaluation module, a load regulation and control execution module, and a configuration management module. The organization coordination module is connected with the material tool management module, the material tool management module is connected with the equipment module, the equipment module is connected with the regulation and control equipment installation module, the regulation and control equipment installation module is connected with the data acquisition and transmission module, and the data acquisition and transmission module is connected with the remote monitoring scheduling module. And the remote monitoring scheduling module is connected with the safety protection module. The invention relates to a flexible load regulation and control system for power supply. The flexible load regulation and control system has the advantages that the aggregation capacity of distributed electric heating equipment is high, and the heavy load / overload problem of a power grid in winter can be effectively solved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of load regulation system, and specifically relates to a flexible load regulation system for power supply. BACKGROUND

[0002] Current power grid regulation means for winter electric heating load peak has many deficiencies: first, load investigation relies on manual work, lacks systematic data screening and verification mechanism, and is easy to lead to insufficient selected area regulation potential, or affect subsequent installation and regulation due to data errors; second, the installation of regulation equipment lacks standardized quality detection process, and hidden troubles such as virtual connection and communication interruption frequently occur, which increases the cost of later operation and maintenance, and affects the continuity of regulation; third, data collection relies on cloud centralized processing, transmission and calculation delay is high, which cannot meet the real-time regulation demand, and the data security protection measures are insufficient, which has the risk of leakage or tampering; fourth, the load regulation adopts "one size fits all" mode, and the difference between user types is not considered, which easily affects the user heating comfort and leads to low user acceptance; fifth, there is lack of perfect regulation effect evaluation system, which cannot timely find regulation loopholes and optimize, and the emergency disposal ability is weak, which is difficult to quickly respond in emergency situation; sixth, the project organization and coordination is loose, and the management of materials and tools is chaotic, which easily leads to delay of construction period or waste of resources, and the overall regulation efficiency and reliability are difficult to meet the demand of winter power grid safe operation.

[0003] In addition, the traditional regulation means does not fully utilize edge computing, encryption transmission and other technologies, cannot realize "local networking and local regulation", and has insufficient aggregation ability for decentralized electric heating equipment, which is difficult to form a large-scale regulatable load resource pool, cannot effectively alleviate the winter power grid overload problem, and cannot balance the power grid safety and user experience. Therefore, it is necessary to design a flexible load regulation system for power supply. SUMMARY The purpose of the present application is to provide a flexible load regulation system for power supply to solve the above problems.

[0004] In order to solve the above problems, the present application provides a technical scheme: A flexible load control system for power supply includes an organization and coordination module, a material and tool management module, an equipment survey module, a control equipment installation module, a data acquisition and transmission module, a remote monitoring and dispatching module, a safety protection module, a control effect evaluation module, a load control execution module, and a configuration management module. The organization and coordination module is connected to the material and tool management module; the material and tool management module is connected to the equipment survey module; the equipment survey module is connected to the control equipment installation module; the control equipment installation module is connected to the data acquisition and transmission module; the data acquisition and transmission module is connected to the remote monitoring and dispatching module; the remote monitoring and dispatching module is connected to the safety protection module; the safety protection module is connected to the control effect evaluation module; the control effect evaluation module is connected to the load control execution module; the load control execution module is connected to the configuration management module; and the configuration management module is connected to the safety protection module.

[0005] Preferably, the equipment screening module includes a primary screening unit for the transformer area, a field data acquisition unit, and an intelligent data verification unit. The primary screening unit for the transformer area and the field data acquisition unit are connected, and the field data acquisition unit and the intelligent data verification unit are connected. The initial screening unit selects target transformer substations from those with heavy grid overload based on core indicators such as substation overload status, scale of electric heating users, and proportion of electric heating load, thus narrowing down the scope of on-site investigation and reducing blind operations. The on-site data acquisition unit, in conjunction with the substation manager, collects basic information about the substation and information about electric heating users by visiting households and uses the "phase loss method" to accurately determine the three-phase load distribution of the equipment. The intelligent data verification unit compares the initial screening data with the on-site collected data through algorithms, automatically verifies data consistency, generates a verification report, and assists in confirming the final implementation area.

[0006] Preferably, the control device installation module includes a host installation unit, a slave installation unit, and an installation quality detection unit, wherein the host installation unit and the slave installation unit are connected, and the slave installation unit and the installation quality detection unit are connected. The host installation unit, based on the transformer installation method, installs the host unit inside the ring main unit and connects it to the transformer output side and the instrument transformer via a dedicated cable to achieve overall load monitoring of the distribution area. The slave installation unit, based on the user's meter box type, connects the slave unit in series between the meter and the circuit breaker, and connects it to the three-phase power supply and neutral line according to specifications to achieve individual household load monitoring and control. The installation quality inspection unit uses professional tools to test the terminal temperature, voltage and current acquisition accuracy, and equipment communication signal strength, investigates problems such as loose connections and communication interruptions, generates an installation quality report, and urges rectification.

[0007] Preferably, the data acquisition and transmission module includes a multi-source data acquisition unit, an edge computing processing unit, and an encrypted transmission unit, wherein the multi-source data acquisition unit and the edge computing processing unit are connected, and the edge computing processing unit and the encrypted transmission unit are connected. The multi-source data acquisition unit collects operating data of the transformer substation through the host, and collects load, power consumption, and three-phase power consumption data of user electric heating equipment through the slave. The edge agent terminal aggregates the two types of data and supports wired and LoRa wireless dual-mode acquisition. The edge computing processing unit has a built-in computing algorithm in the edge agent terminal to analyze the collected data in real time and generate preliminary control instructions locally without relying on cloud-based delay processing. The encrypted transmission unit uses an encryption algorithm to encrypt the collected data and control instructions, and realizes remote transmission with the flexible load control platform through a reserved interface. At the same time, it verifies data integrity to prevent tampering or leakage during transmission.

[0008] Preferably, the safety protection module includes a construction safety management and control unit, an equipment operation early warning unit, and an emergency response unit, wherein the construction safety management and control unit and the equipment operation early warning unit are connected, and the equipment operation early warning unit and the emergency response unit are connected. The construction safety management unit checks the grounding, leakage protection devices, and safety tools of electrical equipment before operation, implements monitoring measures during operation to prevent risks such as injury, electric shock, and misoperation, and holds regular safety meetings to strengthen safety awareness. The equipment operation early warning unit monitors and controls the operating status of equipment in real time. When abnormalities such as overheating or communication interruption occur, it automatically triggers an early warning and pushes it to the operation and maintenance personnel for timely troubleshooting. The emergency response unit formulates emergency plans for sudden situations such as equipment failure and power grid overload, clarifies the emergency response process and responsible persons, and quickly activates backup control measures in case of emergencies to alleviate power grid pressure.

[0009] Preferably, the regulation effect evaluation module includes a load mitigation evaluation unit, a user impact evaluation unit, and an optimization suggestion generation unit. The load mitigation evaluation unit and the user impact evaluation unit are connected, and the user impact evaluation unit and the optimization suggestion generation unit are connected. The load mitigation assessment unit compares the number of days of heavy overload in the control area, the peak total load, and load fluctuations before and after control, analyzes the effect of load control on relieving grid pressure, and generates a load mitigation assessment report. The user impact assessment unit analyzes the impact of control work on users by surveying user acceptance of control, changes in heating comfort, and fluctuations in electricity costs, identifies and records the core issues raised by users, and combines the results of load mitigation and user impact assessments to propose optimization suggestions for control strategies, equipment installation, data collection, and other aspects, forming a closed-loop improvement plan and promoting its implementation.

[0010] Preferably, the load control execution module includes a global load control unit, a household precise control unit, and a control strategy optimization unit. The global load control unit and the household precise control unit are connected, and the household precise control unit and the control strategy optimization unit are connected. The global load control unit, based on the total load data of the distribution area collected by the host, automatically aggregates the controllable load resource pool when the load of the distribution area exceeds the safe range, and reduces the total load according to priority to alleviate the pressure on the power grid. The individual precise control unit sets differentiated control strategies based on the user load data collected by the slave unit and the user type, and achieves load control by adjusting the setting of electric heating equipment, taking into account both power grid safety and user comfort. The control strategy optimization unit combines historical load data and real-time control effects, and optimizes the control logic through algorithm iteration, so that the strategy continuously adapts to changes in power grid load and user needs.

[0011] Preferably, the configuration management module includes a transformer area file creation unit, a control strategy preset unit, and a system parameter maintenance unit. The transformer area file creation unit and the control strategy preset unit are connected, and the control strategy preset unit and the system parameter maintenance unit are connected. The transformer area file creation unit is used to input the surveyed transformer area information, user information, and equipment installation information into the system, establish a complete transformer area file, associate the correspondence between the master and slave devices, and form a visualized transformer area load management view; the control strategy preset unit presets a variety of control strategies according to the transformer area load characteristics and user needs, supports manual adjustment of strategy parameters, and adapts to different operating scenarios; the system parameter maintenance unit is used to periodically check and update the system operating parameters, and synchronously upgrade the equipment firmware and algorithm version to ensure that the system functions are compatible with the power grid control requirements.

[0012] The beneficial effects of this invention are as follows: This invention relates to a flexible load control system for power supply, which has the characteristics of high aggregation capacity for decentralized electric heating equipment and effective relief of power grid heavy load / overload problems in winter. In specific use, compared with traditional flexible load control systems for power supply, this flexible load control system for power supply has the following beneficial effects: First, it significantly improves the efficiency and accuracy of flexible load control. Through intelligent verification by the electric heating equipment screening module and edge computing by the data acquisition and transmission module, it achieves high efficiency in transformer area screening, data acquisition, and control response, avoiding human error and delays. The hierarchical control strategy of the load control execution module takes into account both grid security and user differences, improving control accuracy. Meanwhile, the closed-loop optimization mechanism formed by the control effect evaluation module continuously improves system adaptability, effectively alleviating peak load pressure on the power grid in winter and reducing the blindness and inefficiency of traditional control methods. Secondly, the system enhances operational security and user experience. The security protection module's full-process risk warning and emergency response significantly reduce construction and equipment operation hazards, ensuring personnel safety and grid stability. The encrypted transmission unit ensures data security and protects grid data privacy. Individualized precise control avoids the impact of a "one-size-fits-all" approach on user heating, improving user acceptance. The remote monitoring, scheduling, and coordination module optimizes project management and maintenance efficiency, reduces resource waste, and promotes the transformation of flexible load control from "passive response" to "proactive precision," providing dual protection for stable grid operation in winter and comfortable heating for users. Attached Figure Description For ease of explanation, the present invention will be described in detail below with reference to specific embodiments and accompanying drawings.

[0013] Figure 1 This is a system schematic diagram of the present invention; Figure 2 For the present invention Figure 1 Schematic diagram of the equipment identification module; Figure 3 For the present invention Figure 1 Schematic diagram of the control equipment installation module; Figure 4 For the present invention Figure 1 Schematic diagram of the data acquisition and transmission module; Figure 5 For the present invention Figure 1 Schematic diagram of the safety protection module; Figure 6 For the present invention Figure 1 Schematic diagram of the regulation effect evaluation module; Figure 7 For the present invention Figure 1 Schematic diagram of the load control execution module; Figure 8 For the present invention Figure 1 Schematic diagram of the configuration management module.

[0014] The diagram shows: 1. Organization and Coordination Module; 2. Material and Tool Management Module; 3. Equipment Survey Module; 4. Control Equipment Installation Module; 5. Data Acquisition and Transmission Module; 6. Remote Monitoring and Scheduling Module; 7. Safety Protection Module; 8. Control Effect Evaluation Module; 9. Load Control Execution Module; 10. Configuration Management Module; 31. Substation Initial Screening Unit; 32. On-site Data Acquisition Unit; 33. Intelligent Data Verification Unit; 41. Host Installation Unit; 42. Slave Installation Unit; 43. Installation Quality Inspection Unit; 51. Multi-Source Data Acquisition Unit; 52. Edge Computing Processing Unit; 53. Encrypted Transmission Unit; 71. Construction Safety Management Unit; 72. Equipment Operation Early Warning Unit; 73. Emergency Response Unit; 81. Load Relief Assessment Unit; 82. User Impact Assessment Unit; 83. Optimization Suggestion Generation Unit; 91. Global Load Control Unit; 92. Individual Household Precise Control Unit; 93. Control Strategy Optimization Unit; 101. Substation File Establishment Unit; 102. Control Strategy Preset Unit; 103. System Parameter Maintenance Unit. Detailed Implementation like Figures 1-8 As shown, the specific implementation adopts the following technical solution: Example: A flexible load regulation system for power supply includes an organization and coordination module 1, a material and tool management module 2, an equipment survey module 3, a regulation equipment installation module 4, a data acquisition and transmission module 5, a remote monitoring and dispatch module 6, a safety protection module 7, a regulation effect evaluation module 8, a load regulation execution module 9, and a configuration management module 10. The organization and coordination module 1 is connected to the material and tool management module 2; the material and tool management module 2 is connected to the equipment survey module 3; the equipment survey module 3 is connected to the regulation equipment installation module 4; the regulation equipment installation module 4 is connected to the data acquisition and transmission module 5; the data acquisition and transmission module 5 is connected to the remote monitoring and dispatch module 6; the remote monitoring and dispatch module 6 is connected to the safety protection module 7; the safety protection module 7 is connected to the regulation effect evaluation module 8; the regulation effect evaluation module 8 is connected to the load regulation execution module 9; the load regulation execution module 9 is connected to the configuration management module 10; and the configuration management module 10 is connected to the safety protection module 7.

[0015] The equipment screening module 3 includes a transformer area preliminary screening unit 31, a field data acquisition unit 32, and an intelligent data verification unit 33. The transformer area preliminary screening unit 31 and the field data acquisition unit 32 are connected, and the field data acquisition unit 32 and the intelligent data verification unit 33 are connected. The transformer area preliminary screening unit 31 selects target transformer areas from those with heavy overload of the power grid based on core indicators such as transformer area overload, scale of electric heating users, and proportion of electric heating load, thereby narrowing the scope of on-site investigation and reducing blind operations. The field data acquisition unit 32, in conjunction with the transformer area manager, collects basic information of the transformer area and information of electric heating users by visiting households, and uses the "phase loss method" to accurately determine the three-phase load distribution of the equipment. The intelligent data verification unit 33 compares the transformer area preliminary screening data with the field acquisition data through algorithms, automatically verifies the consistency of the data, generates a verification report, and assists in confirming the final implementation transformer area.

[0016] The control equipment installation module 4 includes a master installation unit 41, a slave installation unit 42, and an installation quality inspection unit 43. The master installation unit 41 and the slave installation unit 42 are connected, and the slave installation unit 42 and the installation quality inspection unit 43 are connected. The master installation unit 41 installs the master unit in the ring main unit according to the transformer installation method, and connects to the transformer output side and the current transformer through a dedicated cable to realize the overall load monitoring of the distribution area. The slave installation unit 42 connects the slave unit in series between the meter and the circuit breaker according to the user's meter box type, and connects to the three-phase power supply and the neutral wire according to the specifications to realize the load monitoring and control of a single household. The installation quality inspection unit 43 uses professional tools to test the temperature of the wiring terminals, the accuracy of voltage and current acquisition, and the strength of the equipment communication signal, and investigates problems such as loose connections and communication interruptions, generates an installation quality report, and urges rectification.

[0017] The data acquisition and transmission module 5 includes a multi-source data acquisition unit 51, an edge computing processing unit 52, and an encrypted transmission unit 53. The multi-source data acquisition unit 51 and the edge computing processing unit 52 are connected, and the edge computing processing unit 52 and the encrypted transmission unit 53 are connected. The multi-source data acquisition unit 51 collects the operating data of the transformer in the distribution area through the host, and collects the load, power consumption, and three-phase power consumption data of the user's electric heating equipment through the slave. The edge agent terminal summarizes the two types of data and supports wired and LoRa wireless dual-mode acquisition. The edge computing processing unit 52 has a built-in computing algorithm in the edge agent terminal to analyze the collected data in real time and generate preliminary control instructions locally without relying on cloud delay processing. The encrypted transmission unit 53 uses an encryption algorithm to encrypt the collected data and control instructions, realizes remote transmission with the flexible load control platform through a reserved interface, and verifies the data integrity to prevent tampering or leakage during transmission.

[0018] The safety protection module 7 includes a construction safety management and control unit 71, an equipment operation early warning unit 72, and an emergency response unit 73. The construction safety management and control unit 71 and the equipment operation early warning unit 72 are connected, and the equipment operation early warning unit 72 and the emergency response unit 73 are connected. Before operation, the construction safety management and control unit 71 checks the grounding, leakage protection devices, and safety tools of electrical equipment. During operation, it implements monitoring measures to prevent risks such as injury, electric shock, and misoperation, and holds regular safety meetings to strengthen safety awareness. The equipment operation early warning unit 72 monitors and controls the operating status of equipment in real time. When abnormalities such as overheating or communication interruption occur, it automatically triggers an early warning and pushes it to maintenance personnel for timely troubleshooting. The emergency response unit 73 formulates emergency plans for sudden situations such as equipment failure and power grid overload, clarifies the emergency response process and responsible persons, and quickly activates backup control measures in case of emergencies to alleviate power grid pressure.

[0019] The regulation effect evaluation module 8 includes a load mitigation evaluation unit 81, a user impact evaluation unit 82, and an optimization suggestion generation unit 83. The load mitigation evaluation unit 81 and the user impact evaluation unit 82 are connected, and the user impact evaluation unit 82 and the optimization suggestion generation unit 83 are connected. The load mitigation evaluation unit 81 is used to compare the number of days of heavy overload in the back-end region, the total load peak, and the load fluctuation before and after regulation, analyze the mitigation effect of load regulation on the grid pressure, and generate a load mitigation evaluation report. The user impact evaluation unit 82 analyzes the impact of regulation on users by surveying users' acceptance of regulation, changes in heating comfort, and fluctuations in electricity costs, identifies and records the core issues raised by users, and combines the results of load mitigation and user impact evaluation to propose optimization suggestions for regulation strategies, equipment installation, data collection, and other aspects, forming a closed-loop improvement plan and promoting its implementation.

[0020] The load regulation execution module 9 includes a global load regulation unit 91, a household precise regulation unit 92, and a regulation strategy optimization unit 93. The global load regulation unit 91 and the household precise regulation unit 92 are connected, and the household precise regulation unit 92 and the regulation strategy optimization unit 93 are connected. The global load regulation unit 91, based on the total load data of the distribution area collected by the host, automatically aggregates the controllable load resource pool when the load of the distribution area exceeds the safe range, and reduces the total load according to priority to alleviate the pressure on the power grid. The household precise regulation unit 92, based on the user load data collected by the slave unit, sets differentiated regulation strategies according to user type, and achieves load control by adjusting the setting of electric heating equipment, taking into account both power grid safety and user comfort. The regulation strategy optimization unit 93 combines historical load data and real-time regulation effects, and optimizes the regulation logic through algorithm iteration to make the strategy continuously adapt to changes in power grid load and user needs.

[0021] The configuration management module 10 includes a transformer area file creation unit 101, a control strategy preset unit 102, and a system parameter maintenance unit 103. The transformer area file creation unit 101 and the control strategy preset unit 102 are connected, and the control strategy preset unit 102 and the system parameter maintenance unit 103 are connected. The transformer area file creation unit 101 is used to input the surveyed transformer area information, user information, and equipment installation information into the system, establish a complete transformer area file, associate the correspondence between the host and slave devices, and form a visual transformer area load management view. The control strategy preset unit 102 presets a variety of control strategies according to the transformer area load characteristics and user needs, supports manual adjustment of strategy parameters, and adapts to different operating scenarios. The system parameter maintenance unit 103 is used to periodically check and update the system operating parameters, and synchronously upgrade the equipment firmware and algorithm version to ensure that the system functions are adapted to the power grid control requirements.

[0022] The usage state of this invention is as follows: After the project is launched, the preliminary preparation work is carried out first: the organization and coordination module 1 clarifies the organizational structure and personnel responsibilities, and formulates the construction plan and safety assurance plan; with the help of the construction material and tool management module 2, the required materials and tools are prepared, the integrity of the tools is checked and a ledger is established to ensure that the construction conditions meet the requirements.

[0023] The next step is the area survey phase: using the electric heating equipment survey module 3, the target area is first screened from the overloaded areas by the area screening unit 31, and then the on-site data acquisition unit 32, together with the area manager, collects information on the area and users by going door-to-door. Finally, the data consistency is verified by the intelligent data verification unit 33 to confirm the final implementation area and provide accurate basis for equipment installation.

[0024] Next, the control equipment will be installed: Based on the survey results, the main unit and slave unit will be installed through the control equipment installation module 4. The main unit will be installed in the transformer ring network cabinet to collect data from the distribution area, and the slave unit will be installed in the user's meter box to manage the load of individual households. After the installation is completed, the installation quality inspection unit 43 will inspect the installation quality, identify and rectify any hidden dangers, and ensure that the equipment operates normally.

[0025] After the equipment is installed, the system is configured: the system configuration management module 10 is used to establish the area file, associate the master and slave relationships, and preset various control strategies (such as peak emergency control and daily control). At the same time, the data acquisition and transmission module 5 is debugged to ensure that the edge agent terminal can normally collect data and achieve encrypted transmission, so as to prepare for the control execution.

[0026] After entering the load regulation stage, the data acquisition and transmission module 5 collects the load data of the transformer area and users in real time, and the edge computing processing unit 52 analyzes the data locally and generates preliminary instructions. The load regulation execution module 9 carries out hierarchical regulation according to the instructions, which alleviates the overload of the transformer area at the global level and takes into account the comfort of users at the individual household level. At the same time, the safety protection module 7 monitors the equipment status and construction safety in real time and issues an early warning in case of abnormality.

[0027] During and after the control process, the control effect evaluation module 8 assesses the effect from the perspectives of load relief and user impact, generates optimization suggestions, and promotes the iteration of system parameters and control strategies. The remote monitoring and scheduling module 6 continuously monitors the operation of each transformer area, supports centralized scheduling and remote operation and maintenance, and ensures the long-term stable operation of the system.

[0028] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of the present invention. Various changes and modifications can be made to the present invention without departing from its spirit and scope. All such changes and modifications fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.

Claims

1. A flexible load control system for power supply, comprising an organization and coordination module (1), a material and tool management module (2), an equipment survey module (3), a control equipment installation module (4), a data acquisition and transmission module (5), a remote monitoring and dispatching module (6), a safety protection module (7), a control effect evaluation module (8), a load control execution module (9), and a configuration management module (10), characterized in that: The organization and coordination module (1) is connected to the material and tool management module (2), the material and tool management module (2) is connected to the equipment survey module (3), the equipment survey module (3) is connected to the control equipment installation module (4), the control equipment installation module (4) is connected to the data acquisition and transmission module (5), the data acquisition and transmission module (5) is connected to the remote monitoring and scheduling module (6), the remote monitoring and scheduling module (6) is connected to the safety protection module (7), the safety protection module (7) is connected to the control effect evaluation module (8), the control effect evaluation module (8) is connected to the load control execution module (9), the load control execution module (9) is connected to the configuration management module (10), and the configuration management module (10) is connected to the safety protection module (7).

2. The flexible load regulation system for power supply according to claim 1, characterized in that: The equipment screening module (3) includes a primary screening unit (31), a field data acquisition unit (32), and an intelligent data verification unit (33). The primary screening unit (31) and the field data acquisition unit (32) are connected, and the field data acquisition unit (32) and the intelligent data verification unit (33) are connected. The transformer area screening unit (31) selects target transformer areas from the transformer areas with heavy overload of the power grid based on core indicators such as transformer area overload, scale of electric heating users, and proportion of electric heating load, thereby narrowing the scope of on-site investigation and reducing blind operations. The on-site data acquisition unit (32) works with the district manager to collect basic information of the district and information of electric heating users, and uses the "phase loss method" to accurately determine the three-phase load distribution of the equipment; the intelligent data verification unit (33) compares the initial screening data of the district with the on-site data through an algorithm, automatically verifies the consistency of the data, generates a verification report and assists in confirming the final implementation district.

3. A flexible load control system for power supply according to claim 1, characterized in that: The control equipment installation module (4) includes a host installation unit (41), a slave installation unit (42) and an installation quality detection unit (43). The host installation unit (41) and the slave installation unit (42) are connected, and the slave installation unit (42) and the installation quality detection unit (43) are connected. The host installation unit (41) installs the host in the ring network cabinet according to the transformer installation method, and connects to the transformer output side and the current transformer through a special cable to realize the overall load monitoring of the transformer area; the slave installation unit (42) connects the slave in series between the meter and the circuit breaker according to the user's meter box type, and connects to the three-phase power supply and the neutral line according to the specifications to realize the load monitoring and control of a single household; the installation quality inspection unit (43) uses professional tools to detect the temperature of the wiring terminals, the accuracy of voltage and current acquisition and the strength of the equipment communication signal, and investigates problems such as loose connection and communication interruption, generates an installation quality report and urges rectification.

4. A flexible load regulation system for power supply according to claim 1, characterized in that: The data acquisition and transmission module (5) includes a multi-source data acquisition unit (51), an edge computing processing unit (52), and an encrypted transmission unit (53). The multi-source data acquisition unit (51) and the edge computing processing unit (52) are connected, and the edge computing processing unit (52) and the encrypted transmission unit (53) are connected. The multi-source data acquisition unit (51) collects the operating data of the transformer in the distribution area through the host, and collects the load, power consumption and three-phase power consumption data of the user's electric heating equipment through the slave. The edge agent terminal summarizes the two types of data and supports wired and LORA wireless dual-mode acquisition. The edge computing processing unit (52) has a built-in computing algorithm in the edge agent terminal to analyze the collected data in real time and generate preliminary control instructions on the spot without relying on cloud delay processing. The encrypted transmission unit (53) uses an encryption algorithm to encrypt the collected data and control instructions, and realizes remote transmission with the flexible load control platform through the reserved interface. At the same time, it verifies the integrity of the data and prevents tampering or leakage during the transmission process.

5. A flexible load control system for power supply according to claim 1, characterized in that: The safety protection module (7) includes a construction safety management and control unit (71), an equipment operation early warning unit (72), and an emergency response unit (73). The construction safety management and control unit (71) and the equipment operation early warning unit (72) are connected, and the equipment operation early warning unit (72) and the emergency response unit (73) are connected. The construction safety management unit (71) checks the grounding, leakage protection devices and safety tools of electrical equipment before operation, implements monitoring measures during operation to prevent risks such as crushing, electric shock and misoperation, and holds regular safety meetings to strengthen safety awareness; the equipment operation early warning unit (72) monitors and controls the operating status of equipment in real time. When abnormalities such as overheating or communication interruption occur, it automatically triggers an early warning and pushes it to the operation and maintenance personnel to troubleshoot the fault in a timely manner; the emergency response unit (73) formulates emergency plans for sudden situations such as equipment failure and power grid overload, clarifies the emergency response process and responsible persons, and quickly activates backup control measures in case of emergency to alleviate the pressure on the power grid.

6. A flexible load regulation system for power supply according to claim 1, characterized in that: The regulation effect evaluation module (8) includes a load relief evaluation unit (81), a user impact evaluation unit (82), and an optimization suggestion generation unit (83). The load relief evaluation unit (81) and the user impact evaluation unit (82) are connected, and the user impact evaluation unit (82) and the optimization suggestion generation unit (83) are connected. The load mitigation assessment unit (81) is used to compare the number of days of heavy overload in the back-end region, the total load peak and load fluctuation before and after regulation, analyze the effect of load regulation on the grid pressure, and generate a load mitigation assessment report; the user impact assessment unit (82) analyzes the impact of regulation on users by surveying users' acceptance of regulation, changes in heating comfort and fluctuations in electricity costs, identifies the core issues raised by users and records them; the optimization suggestion generation unit (83) combines the load mitigation and user impact assessment results to propose optimization suggestions for regulation strategies, equipment installation, data collection and other aspects, form a closed-loop improvement plan and promote its implementation.

7. A flexible load control system for power supply according to claim 1, characterized in that: The load control execution module (9) includes a global load control unit (91), a household precise control unit (92), and a control strategy optimization unit (93). The global load control unit (91) and the household precise control unit (92) are connected, and the household precise control unit (92) and the control strategy optimization unit (93) are connected. The global load control unit (91) automatically aggregates the controllable load resource pool and reduces the total load according to priority when the load of the distribution area exceeds the safe range, based on the total load data collected by the host, to alleviate the pressure on the power grid. The household precision control unit (92) sets differentiated control strategies according to the user load data collected by the slave and the user type, and achieves load control by adjusting the gear of the electric heating equipment, taking into account both power grid safety and user comfort. The control strategy optimization unit (93) combines historical load data and real-time control effect, and optimizes the control logic through algorithm iteration, so that the strategy continuously adapts to changes in power grid load and user needs.

8. A flexible load control system for power supply according to claim 1, characterized in that: The configuration management module (10) includes a station area file creation unit (101), a control strategy preset unit (102), and a system parameter maintenance unit (103). The station area file creation unit (101) and the control strategy preset unit (102) are connected, and the control strategy preset unit (102) and the system parameter maintenance unit (103) are connected. The transformer area file establishment unit (101) is used to input the surveyed transformer area information, user information and equipment installation information into the system, establish a complete transformer area file, associate the correspondence between the host and slave, and form a visual transformer area load management view; the control strategy preset unit (102) presets a variety of control strategies according to the transformer area load characteristics and user needs, supports manual adjustment of strategy parameters, and adapts to different operating scenarios; the system parameter maintenance unit (103) is used to periodically check and update the system operating parameters, and synchronously upgrade the equipment firmware and algorithm version to ensure that the system functions are adapted to the power grid control requirements.

Images