论文标题

考虑安全限制和灵活的建筑热惯性,用于配电网络的无拓扑最佳功率调度

Topology-free optimal power dispatch for distribution network considering security constraints and flexible building thermal inertia

论文作者

Chen, Ge, Zhang, Hongcai, Dai, Ningyi, Song, Yonghua

论文摘要

随着分布式PV生成的增加集成,分销网络需要越来越多的灵活性才能实现安全受限的最佳功率调度。但是,常规的灵活性来源通常需要设备的额外投资成本。此外,由于准确的网络模型的要求在实践中可能无法使用,因此涉及安全限制非常具有挑战性。本文通过提出针对分销网络的无拓扑最佳功率调度框架来解决上述挑战。它利用建立热惯性来提供灵活性,以避免额外的投资。为了确保运营安全性,多层感知(MLP)是根据历史运营数据进行培训的,然后作为混合整体限制重新构建,以取代不明显的原始安全限制。数值结果证实,所提出的框架可以在没有任何拓扑信息的情况下得出可行且最佳的策略。

With the increasing integration of distributed PV generation, the distribution network requires more and more flexibility to achieve the security-constrained optimal power dispatch. However, the conventional flexibility sources usually require additional investment cost for equipment. Moreover, involving the security constraints is very challenging due to the requirements of accurate network model that may be unavailable in practice. This paper addresses the aforementioned challenge by proposing a topology-free optimal power dispatch framework for distribution networks. It utilizes building thermal inertia to provide flexibility to avoid additional investment. To guarantee the operation safety, a multi-layer perception (MLP) is trained based on historical operational data and then reformulated as mixed-integer constraints to replace the inexplicit original security constraints. Numerical results confirm that the proposed framework can derive a feasible and optimal strategy without any topology information.

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