Reconstruction of The City Secondary Water Supply and Analysis of Its Water and Energy Saving and Safety Water Supply

With China's urbanization development level enhancement,urban construction floor increase quickly.Urban water supply is also increasing use of secondary water supply system to supply high-level users.Secondary water supply that is in the high-density city with a population concentrated supply unit or floor,to address the lack of water pressure,construction of low and high water storage facilities and water distribution network connection,through the water pump pressure,dealing in water treatment equipment water and then after the centralized water supply to such a high-rise buildings,to achieve high-level distribution network end user or the user's water supply.In this paper,the effect of the water and energy saving and safety water supply of reconstruction of secondary water supply are brief analysed.