Common Issues of Runback Fossil Fuel Power Plant Load Shedding and Its Technical Code Constitution

The common issues existing in the implementation of the technical code of DL/T 1213-2013 for runback in fossil fuel power plants are classified and analyzed in this paper. With focusing on the common problems in RB failure, the specific measures are summarized, and the corresponding technical specifications are constituted, in which the constitution background, the RB types, the test conditions, as well as the test acceptance conditions and standards are illustrated in detail. In addition, the details in RB action quality quantification and grading are also presented, which is an explanation and supplement to the technical code.