An Overview of Ancillary Service Development in China: Status, Problems and Countermeasures

摘要

Ancillary services are crucial to the stability and power quality of power systems. With the deepening of the new round of power system reform in China, the construction of ancillary service market has become an important part of the market-oriented reform. In this paper, a comprehensive discussion about the ancillary service in China is presented. The history and status quo of ancillary service are introduced. The market design of eight ancillary service market pilots is analyzed in detail. Following that, the challenges faced at the present stage and the corresponding political suggestions are put forward. This paper is conductive to promote the development of ancillary service in China.