Sufficient Conditions for Exact Relaxation of Complementarity Constraints for Storage-Concerned Economic Dispatch

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Abstract
Storage-concerned economic dispatch (ED) problems with complementarity constraints are strongly non-convex and hard to solve. In this letter, an exact relaxation method is proposed to relax the non-convex ED to a convex form under two sufficient conditions, which can be further generalized for other problems of similar structures. A mathematical proof is provided, and the numerical tests verify the effect of this method.
Funding Information
  • National Key Basic Research Program of China (973 Program) (2013CB228202)
  • Innovative Research Groups of NSFC (51321005)
  • NSFC-RCUK_EPSRC (51361135703)