This product consists of rubber pipe made of inner glue , multi - layer proofing cord fabric and outer glue and metal woggle joint . it has features such as good pressure resistance , good flexibility , great deflexion displacement , aging resistence and excellent shock absorption etc . it is applilcable for the connection of inlet and ourlet pipes of various fan coil sets of air conditionings in the guest rooms of hotels and restaurants 该产品由内胶层多层尼帘子布增强外层胶构成的橡胶管和金属活接头组成。具有耐压高，弹性好偏转位移量大耐老化吸震好等特点，适用于宾馆饭店客房的空调用各种风机盘管机组的进出口管道连接。
Takes several energy saving measures for air conditioning system , nick a large capacity centrifugal chillers working with variable frequency nil capacity chillers , variable frequency and variable flow control on secondary pump water systems , cooling tower for four - pipe water system in winter , fan - coil unit for commercial peripheral zones aid all - air systems for interior zones , variable frequency control on supply and exhaust air fain , enthalpy control on fresh air cooling in winter and intermediate season 采用了多项空调节能措施：大冷量离心冷水机组搭配变频小冷量机组，二次泵变频变流量空调水系统，四管制风机盘管冬季用冷却塔换冷供冷设计，商业外区风机盘管、内区全空气空调系统，送风机、排风机变频控制，过渡季、冬季利用室外新风通风降温的焓值控制设计。
Analyze quantitatively chilled water with large temperature difference how to affect the performance and energy consumption of pump , chiller , fan - coil unit and surface air cooler and cooled water with large temperature difference how to affect pump , chiller and cooling tower . then put forward some remedy measures that can be adopted for good operation of large temperature deference 定量分析了空调系统的冷冻水大温差对水泵、冷水机组、风机盘管、表冷器的影响,以及冷却水大温差对冷水机组和冷却塔的影响,从而提出要使大温差系统运行良好,需要采取的一些弥补措施。
