Research On Bidding Strategy Of Generation Enterprises Based On Incomplete Information Game

The reform of electricity market sets off an unprecedented boom in fierce market competition, bidding becomes a core part of electricity market, optimal bidding strategies is becoming a problem needs resolved in power generation enterprise.Analysis from three aspects of electricity market model, market trading, market structure first in the paper, analysis the environment of electric power bidding market, it points out the existing problems on the basis of the power market bidding in Shan xi province at the same time, comparing analysis bidding method of domestic and foreign research, combing special nature of electricity market, regarding bidding process as an incomplete information multiple game process,establishing the Bayesian game model and the most dynamic response model with incomplete information game respective from the perspective of both static and dynamic. Combining expected utility and cumulative prospect theory model, in the bidding strategies process, the paper introduces the risk aversion factor bidders to analyze the influence of the degree of risk aversion makers bidding strategy. it Studied the bidding strategy case combined power generation actual situation of Xing Neng company. The following conclusions are follows:(1) The best price for power generation enterprises is got in the dark auction model, average quotation with before clinch a deal the quantity of electricity price, unit power generation cost and the auction is closely relative to electricity, the optimal price and risk aversion factor negative correlation;(2) Learning from each other, adjust the bidding strategy constantly in the most dynamic response model, a relatively stable state of bidding is resulted finally. Price has a relationship with power generation cost and the degree of risk aversion in stable state.Reasonable suggestion for power generation companies bidding strategies are as follows: minimize cost,scientific assess costs; adjust power generation plan with the status quo; control of risk aversion scientifically; establish scientific quotation system. The research of generation enterprise bidding strategy has an important theoretical and far-reaching practical significance, The analyses of bidding process provides scientific guidelinek, helps regulate the entire electricity market.