PDF(842 KB)
Multi-Objective Evaluation of CCHP System With Improved Multi-State Method
CAO Zhijian,LIU Jicun,WU Yunxia,LIU Junyong,LI Bin,WANG Dong,LU Tianqi
Distributed Energy ›› 2017, Vol. 2 ›› Issue (1) : 10-15.
PDF(842 KB)
PDF(842 KB)
Multi-Objective Evaluation of CCHP System With Improved Multi-State Method
The combination of combined cooling heating and power(CCHP)and clean energy is considered as a hot research topic. In this paper, the traditional combined supply system and solar energy are combined to make full use of renewable energy to meet the multiple needs of hot and cold while improving energy efficiency and environmental benefits to achieve sustainable development of green economy. In order to study the influence of uncertainty on the wind power output of CCHP system, an improved Wasserstein multi-state model based on the probability distance index was proposed. The system configuration is optimized from the aspects of economy, energy and environment. The system configuration is evaluated by selecting the cost, the primary energy consumption and the equivalent CO2 emission. The fuzzy analytic hierarchy process is used to solve the multi-objective. The results show that the optimization method proposed in this paper is effective in multi-objective evaluation. Compare with the optimization results of SP, CCHP has advantages in economy, energy and environmental protection.
uncertainty / Wasserstein probability distance index / fuzzy analytic hierarchy process / multi-objective evaluation
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