Superiority and risk of district cooling and excess heat utilization

Based on the analysis and research of several district cooling projects in Beijing and a survey into district cooling projects at home and abroad, expounds the features and superiority of district cooling. Points out some problems requiring attention and risks to be avoided when selecting energy scheme. Puts forward some measures for risk prevention. Suggests improving the energy utilization efficiency of district cooling by means of excess heat. With examples, presents the design of combined cooling, heating and power.