Design of air conditioning system for a large commercial complex in Hangzhou

This paper presents the design of air conditioning cold and heat sources, air supply system, water supply system and ventilation of kitchen, and the balance calculation of air volume and the roof equipment planning of the commercial complex. The corresponding solutions are proposed to the pain points of air conditioning design for commercial complex projects, such as low winter temperature at the entrance of the shopping mall, vertical temperature gradient in the atrium, catering investment adjustment, indoor air volume imbalance, and the impact of roof equipment on personnel.