摘 要本设计为杭州市某综合商务楼空调通风工程设计。建筑共十九层,总面积 为 15760m², 一 层 净 高 4.5m , 二 到 三 层 净 高 为 4 。 2m, 四 层 净 高 为5 。7m,五到十八层净高均为3.4m, 十九层净高为5.6m. 要求采纳空调夏季制冷冬季供暖。设计的空调系统一到二层采纳一次回风全空气系统,剩余楼层全部采纳风机盘管—新风系统, 冷热源选用地下水水源热泵机组。设计的内容包括:选定合适空调系统的类型并确定设计方案,进行冷热负荷的计算,确定送风量并进行水管水力计算。选择合适的冷热源,并进行方案比较, 通过计算的风量冷量以及冷负荷选择合适的机组。对房间的风管水管进行合理布置, 做出机房流程图并对机房进行布置,对地下水源热泵进行合理设计,对地下水回灌及水处理做好合理设计,保证效果完好关键词:空调 全空气 风机盘管 新风系统 水源热泵THE CENTRAL AIR-CONDITION OFOFFICIAL BUILDINGABSTRACT This design for the hangzhou city some comprehensive commercial building air-conditioning and ventilation engineering design 。 A total of 19 buildings, with a total area of 15760 m squared, a layer of clear height of 4.5 m, two to three layers of clear height of 4。 2 m , four floors clear height of 5。 7 m , five to eighteen layers of clear height of 3。4 m , the 19th floors clear height of 5.6 m. Require the use of air conditioning refrigeration heating in winter in summer. A to the second floor of the air conditioning system design using a return air all—air system, the remaining floors are all made of fan coil units , fresh air system , cold and heat source selection groundwater water source heat pump units。 Design content includes: the selected appropriate type of air conditioning system and determine the design scheme of calculation section is also very important, for example: air conditioning cooling load calculation ; The division of the air conditioning system and the scheme of system ; T...