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提出消防给水与生活给水系统合并时如有可靠备用电源的变频或气压,给水系统可不设屋顶水箱。分析生活、消防共用系统的两种类型,阐明系统设计的特点,系统的转换控制。介绍紧急关闭阀的功能,提出水泵的选择应根据系统的特性及水泵参数、维护保养等各种因素综合考虑确定。
Proposed fire water supply and domestic water supply system, if there is a reliable backup power supply frequency or pressure, the water supply system may not set up a roof tank. Analyze the two types of living and fire-fighting sharing systems, and clarify the characteristics of system design and system conversion control. Introduce the function of emergency shut-off valve, put forward the choice of the pump should be based on system characteristics and pump parameters, maintenance and other factors to consider.