ABSTRACT

This chapter describes the two kinds of air conditioning schemes certain urban complexes in Changchun in terms of their cold and heat supply sources. It explores the method in which the annual operating cost is inputted into the analysis and the minimum annual operating costs of the cold and heat source program is accepted as the optimized design. The data makes it feasible to calculate the annual cost of operating air conditioning as the cold and heat source. There are different methods of economic analysis for the cold and heat source available for the public. Changchun, a city located in the cold region, with unique climate characteristics, always has its buildings designed in multiple functions and supported by different architectural energy resources. In Changchun, the air-conditioning season usually starts from around June 11th and ends in August 31st, and its heating season are within the period of October 20th to April 6th.