CN-122026497-A - Micro-grid adjusting method, device, equipment, storage medium and product

CN122026497ACN 122026497 ACN122026497 ACN 122026497ACN-122026497-A

Abstract

The invention discloses a micro-grid adjusting method, a device, equipment, a storage medium and a product, which relate to the technical field of micro-grid control, and the disclosed micro-grid adjusting method comprises the steps of establishing a source network charge storage coordination control layer in a main station center and establishing a source network charge storage in-situ control layer in a sub-station center; the method comprises the steps of obtaining an optimization model of a main station center and a transfer-off switching control according to a source network charge storage coordination control layer, obtaining a day-ahead scheduling algorithm of a substation center, electric quantity generated by a distributed power supply and preset required electric quantity according to the source network charge storage on-site control layer, determining a micro-grid layered control strategy according to the optimization model, the transfer-off switching control, the day-ahead scheduling algorithm, the electric quantity generated by the distributed power supply and the preset required electric quantity, and realizing layered control of a micro-grid according to the micro-grid layered control strategy.

Inventors

Jiang Rinian
Gu tianchen

Assignees

中石油深圳新能源研究院有限公司
中国石油天然气股份有限公司

Dates

Publication Date: 20260512
Application Date: 20241106

Claims (10)

1. A micro-grid adjustment method, characterized in that the micro-grid adjustment method comprises: A source network charge storage coordination control layer is established at the center of a main station, and a source network charge storage in-situ control layer is established at the center of a sub-station; Acquiring an optimization model and a transfer-off switching control of the master station center according to the source network charge storage coordination control layer, and acquiring a day-ahead scheduling algorithm of the substation center, electric quantity generated by a distributed power supply and preset required electric quantity according to the source network charge storage in-situ control layer; determining a micro-grid layered control strategy according to the optimization model, the transfer switching control, the day-ahead scheduling algorithm, the electric quantity generated by the distributed power supply and the preset required electric quantity; And according to the hierarchical control strategy of the micro-grid, implementing hierarchical control of the micro-grid.
2. The micro-grid adjustment method according to claim 1, wherein the step of establishing a source network charge storage coordination control layer in the master station center and establishing a source network charge storage in-situ control layer in the substation center comprises the steps of: the substation center comprises a new energy booster station, an energy storage container and oilfield on-site power utilization device equipment; A source network charge storage coordination control device of the source network charge storage coordination control layer is installed in the transformer substation, and a source network charge energy storage management system master station of the source network charge storage coordination control layer is installed in the centralized control center; The energy storage coordination control device of the source network charge storage on-site control layer is installed in the energy storage container, and the load automatic control device of the source network charge storage on-site control layer is installed in the oilfield on-site electric device.
3. The micro-grid adjustment method according to claim 2, wherein the step of establishing a source network charge storage coordination control layer at the master station center and establishing a source network charge storage in-situ control layer at the slave station center comprises: According to the source network charge energy storage management system main station of the source network charge storage coordination control layer installed in the centralized control center and the source network charge energy storage management system sub-station of the source network charge on-site control layer installed in the new energy booster station, a multi-time scale control strategy in the micro-grid layered control strategy is obtained; Obtaining an programmable scheduling control algorithm strategy in the micro-grid layered control strategy according to the source network charge storage coordination control device of the source network charge storage coordination control layer installed in the transformer substation and the rapid power control device of the source network charge storage local control layer installed in the new energy booster station; And obtaining an energy storage charging and discharging strategy in the micro-grid layered control strategy according to the energy storage coordination control device of the source network charge storage in-situ control layer installed in the energy storage container and the load automation control device of the source network charge storage in-situ control layer installed in the oilfield on-site power utilization device.
4. The method of claim 3, wherein the step of obtaining the multi-time scale control strategy in the micro-grid hierarchical control strategy according to the source-grid-charge-storage-management-system master station having the source-grid-charge-storage coordination control layer installed inside the centralized control center and the source-grid-charge-storage-management-system sub-station having the source-grid-charge-storage in-situ control layer installed inside the new-energy booster station comprises: acquiring the optimization model and scheduling optimization parameters; And obtaining the multi-time scale control strategy according to the optimization model and the scheduling optimization parameters.
5. A micro grid regulating method according to claim 3, wherein the step of obtaining the programmable scheduling control algorithm strategy in the micro grid hierarchical control strategy according to the source network charge storage coordination control device of the source network charge storage coordination control layer installed in the transformer substation and the rapid power control device of the source network charge storage in-situ control layer installed in the new energy booster station comprises the following steps: Acquiring the day-ahead scheduling control algorithm and the transfer-away switching control; separating an algorithm engine from an execution engine in the day-ahead scheduling control algorithm according to the transfer-away switching control; And selecting the corresponding execution engine to work according to the algorithm engine to obtain the programmable scheduling control algorithm strategy.
6. A micro-grid conditioning method according to claim 3, wherein the step of obtaining an energy storage charging and discharging strategy in the micro-grid layered control strategy according to the energy storage coordination control device of the source network charge storage in-situ control layer installed inside the energy storage container and the load automation control device of the source network charge storage in-situ control layer installed inside the oilfield on-site electric device equipment comprises the following steps: Acquiring the electric quantity generated by the distributed power supply and the preset required electric quantity; Comparing the electric quantity generated by the distributed power supply with the preset required electric quantity to obtain a load power supply scheme; and obtaining the energy storage charging and discharging strategy according to the load power supply scheme.
7. A microgrid adjustment device, the device comprising: The building module is used for building a source network charge storage coordination control layer in a main station center and building a source network charge storage in-situ control layer in a sub-station center; the acquisition module is used for acquiring an optimization model and a transfer-off switching control of the master station center according to the source network charge storage coordination control layer, and acquiring a day-ahead scheduling algorithm of the substation center, electric quantity generated by a distributed power supply and preset required electric quantity according to the source network charge storage in-situ control layer; The control module is used for determining a micro-grid layered control strategy according to the optimization model, the transfer-away switching control, the day-ahead scheduling algorithm, the electric quantity generated by the distributed power supply and the preset required electric quantity; and the execution module is used for realizing the hierarchical control of the micro-grid according to the hierarchical control strategy of the micro-grid.
8. A microgrid conditioning device, characterized in that it comprises a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program being configured to implement the steps of the microgrid conditioning method according to any one of claims 1 to 6.
9. A storage medium, characterized in that the storage medium is a computer-readable storage medium, on which a computer program is stored, which computer program, when being executed by a processor, realizes the steps of the microgrid adjustment method according to any one of claims 1 to 6.
10. A computer program product, characterized in that it comprises a computer program which, when executed by a processor, implements the steps of the microgrid regulation method according to any one of claims 1 to 6.

Description

Micro-grid adjusting method, device, equipment, storage medium and product Technical Field The present invention relates to the field of micro-grid control technologies, and in particular, to a micro-grid adjustment method, device, apparatus, storage medium, and product. Background The traditional wind-solar energy storage micro-grid, also called as a hybrid energy storage micro-grid, is a complex micro-grid system constructed by combining wind power generation, solar photovoltaic power generation and energy storage technologies on the basis of the traditional micro-grid. The existing wind-solar storage micro-grid system comprises wind power generation, solar power generation and an energy storage system, however, the traditional wind-solar storage micro-grid has the defects that new energy power generation cannot be completely self-absorbed, weak connection with a large grid cannot be realized, and the reliability of functions is insufficient, namely off-grid operation faces technical and management problems, namely, research and exploration are required to be enhanced so as to ensure compatibility and coordination with the traditional grid. Disclosure of Invention The invention mainly aims to provide a micro-grid adjusting method, device, equipment, storage medium and product, and aims to solve the technical problems that new energy power generation cannot be completely self-absorbed, weak connection with a large power grid cannot be realized, and the reliability of functions is insufficient. To achieve the above object, the present invention provides a micro-grid adjustment method, which includes: A source network charge storage coordination control layer is established at the center of a main station, and a source network charge storage in-situ control layer is established at the center of a sub-station; Acquiring an optimization model and a transfer-off switching control of the master station center according to the source network charge storage coordination control layer, and acquiring a day-ahead scheduling algorithm of the substation center, electric quantity generated by a distributed power supply and preset required electric quantity according to the source network charge storage in-situ control layer; determining a micro-grid layered control strategy according to the optimization model, the transfer switching control, the day-ahead scheduling algorithm, the electric quantity generated by the distributed power supply and the preset required electric quantity; And according to the hierarchical control strategy of the micro-grid, implementing hierarchical control of the micro-grid. In an embodiment, the step of establishing a source network load storage coordination control layer in the master station center and establishing a source network load storage in-situ control layer in the substation center includes: the substation center comprises a new energy booster station, an energy storage container and oilfield on-site power utilization device equipment; A source network charge storage coordination control device of the source network charge storage coordination control layer is installed in the transformer substation, and a source network charge energy storage management system master station of the source network charge storage coordination control layer is installed in the centralized control center; The energy storage coordination control device of the source network charge storage on-site control layer is installed in the energy storage container, and the load automatic control device of the source network charge storage on-site control layer is installed in the oilfield on-site electric device. In an embodiment, after the step of establishing the source network load storage coordination control layer in the master station center and establishing the source network load storage in-situ control layer in the substation center, the method includes: According to the source network charge energy storage management system main station of the source network charge storage coordination control layer installed in the centralized control center and the source network charge energy storage management system sub-station of the source network charge on-site control layer installed in the new energy booster station, a multi-time scale control strategy in the micro-grid layered control strategy is obtained; Obtaining an programmable scheduling control algorithm strategy in the micro-grid layered control strategy according to the source network charge storage coordination control device of the source network charge storage coordination control layer installed in the transformer substation and the rapid power control device of the source network charge storage local control layer installed in the new energy booster station; And obtaining an energy storage charging and discharging strategy in the micro-grid layered control strategy according to the energy storage coordination control device of the source network