drencher system


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sprinkler system

A system (usually automatic) for protection against fire which, when activated, sprays water over a large area in a systematic pattern; an integrated system of overhead and underground piping, designed in accordance with fire protection engineering standards, which includes: (a) one or more automatic water supplies, (b) a network of specially sized or hydraulically designed piping which is installed (generally overhead) throughout the building or area, (c) sprinklers (i.e., sprinkler heads) distributed in a systematic pattern which are attached to the piping, (d) a valve which controls each system riser or its supply piping, and (e) a device for actuating an alarm when the system is in operation.
References in periodicals archive ?
Many large buildings in East Asia have drencher systems, with this feature being especially common in buildings which may only be divided into compartments with difficulty (Ng and Chow 2004; Tsui and Chow 2003).
It is permitted to leave drencher systems out of the design of refuge floors if the building design can demonstrate an equivalent fire safety level through compliance with Hong Kong's prescriptive code.
Review on the design and scientific aspects for drencher systems in different countries, Architectural Science Review 45: 323-335.