The Correlation of Multi-exchanges in Electricity Market

There are several kinds of exchanges existing in electricity market, such as bilateral contracts, monthly bidding, dayahead bidding etc. , so it's necessary to investigate the participants' strategy and market interrelation among the different types of exchanges. This paper stands on the point of the operators and monitors of electricity market and provides a method to analyze the integrated performance of the whole market with different kinds of exchanges, based on the market data. First, it induces the general principle of the interaction between the deal outcome and influencing factors. Base on the principle, it deduces the sufficient condition and necessary condition of Pareto efficiency of multi-exchanges in electricity market, then introduces the methods to analyze the participants' strategy and market conditions. Examples and practical results from electricity market are presented to illustrate the proposed ideas.