Aiming at the regulation problem caused by the high proportion of multi-resource access to the distribution network, this paper proposes a method for evaluating the external controllable power of the station area. Firstly, the layout of multiple resources such as controllable load, distributed power supply and energy storage is analyzed, and its interactive model is constructed. Then, an overall evaluation model with constraints such as power flow balance is established with the minimum daily operating cost as the goal, and the controllable power range of each period is solved. The results of IEEE-33 node system show that this method can effectively evaluate the power range, reduce the comprehensive operation cost, smooth the load curve, and provide support for the optimal operation of distribution network.

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Evaluation Method of External Controllable Power in Power Station Area Under High Proportion Multi-Resource Interaction Scenario

  • Jialin Lu,
  • Huanna Niu,
  • Zonghang Li,
  • Anyu Zhou

摘要

Aiming at the regulation problem caused by the high proportion of multi-resource access to the distribution network, this paper proposes a method for evaluating the external controllable power of the station area. Firstly, the layout of multiple resources such as controllable load, distributed power supply and energy storage is analyzed, and its interactive model is constructed. Then, an overall evaluation model with constraints such as power flow balance is established with the minimum daily operating cost as the goal, and the controllable power range of each period is solved. The results of IEEE-33 node system show that this method can effectively evaluate the power range, reduce the comprehensive operation cost, smooth the load curve, and provide support for the optimal operation of distribution network.