| Energy storage systems play a pivotal role in new energy systems.Since new energy generation is random and fluctuations are difficult to control,the rapid development and widespread application of energy storage systems can effectively solve the above problems.Therefore,it is particularly important to increase the utilization of renewable energy and improve the safety and reliability of the power grid.Energy storage equipment varies greatly depending on the interface design of different manufacturers.Therefore,it is becoming more and more important to standardize various communication standards in distributed energy.The development of consistent communication standards can greatly enhance distributed energy microgrids.The communication efficiency of the system is based on the IEC61850 communication protocol.The information model and data model of the hierarchical energy storage system are designed and applied to the panoramic data platform.The specific contents are as follows:(1)Combining the characteristics of distributed and centralized energy storage systems,analyzing their application prospects,application modes,access modes,revenue models and clustering effects of distributed energy storage systems,respectively,from plug-and-play distributed energy storage devices And the energy storage power station introduces the topological structure and application mode of the energy storage system in two aspects,and designs the communication mode architecture diagram of the energy storage system.(2)Propose the structural topology design scheme of the hierarchical energy storage system,and divide it according to the time level and system layout,and then combine the structural characteristics of the layered energy storage and the different application requirements between the respective layers to extract the information model to the network side.Demand side analysis.(3)Using MySQL software to create a database of data information of all parameters covered by the hierarchical energy storage system,and build a hierarchical energy storage system hierarchical communication data model based on IEC61850 communication protocol.When a specific scheduling task is completed,the priority is automatically divided to perform the purpose of improving the stability of the hierarchical energy storage system operation.(4)The information data model of the hierarchical energy storage can be applied as a section to the panoramic data platform of the late energy storage system,and the static dynamic data of the entire internal energy storage system and the static dynamic data of the entire distribution network can be collected and monitored.Wait for the operation.Prepare well for the later embedded grid dispatching system D5000 system.In the future energy Internet,the multiple application values of tiered energy storage can be fully explored,and the voltage fluctuations and tidal currents generated after the high-permeability distributed power supply is connected to the distribution network can be solved.The new architecture for efficient application of energy storage systems has certain engineering application significance. |
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