Heating and air conditioning design for Huakai Garden residential quarters

This large residential quarters has a gas boiler plant for HVAC and domestic hot water supply. The heating system of the tower building is divided into high zone and low zone. Radiators and household heat metering are applied. Cold source is from water-cooled screw water chillers. The first-term residential building uses split air conditioning systems, whereas the second-term building uses household multi-couple unit air conditioning system. The chamber adopts fan-coil unit plus fresh air central air conditioning system. The business rooms on street use VRF multi-couple units.  Presents the design of HVAC system, automatic control, and smoke control and extraction systems.