Air conditioning system design for Theme Pavilion of International Horticultural Exposition in Xi'an

Presents the line of thought of the design. The project adopts the variable air volume all-air system and underfloor air distribution terminals, taking ground-source heat pump with ground heat exchanger and underground water-source heat pump as cold and heat sources. Through rational selection of equipment and control strategy design, ensures the operation effect throughout the year. Analyses some deficiencies of the design.