The reliability models and calculation of fire water supply system was introduced to analyze the reliability of four water-supply modes of automatic fire sprinkler system in high-rise buildings. Study results showed that the reliability of fire pump parallel connected system is the highest, which consists with the provision of the code for design of water extinguishing system of civil buildings when the building height is less than or equal to 120 meters. And the methods of improving reliability of fire water supply system were concluded, w...
