| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide sprinkler fire extinguishing equipment for preventing damage to the equipment by a water hammer due to the overflow rate. <P>SOLUTION: A water delivery amount control means is arranged in the water supply device of the sprinkler fire extinguishing equipment. The control means performs control, till a predetermined time elapses after a water delivery start, to allow the flow rate for fire extinguishing water to be delivered not to exceed a rated water delivery amount thereby to allow the flow rate of water flowing in piping not to be the overflow rate, and also performs control, after the predetermined time elapses, to allow the flow rate for fire extinguishing water to be the rated water delivery amount. <P>COPYRIGHT: (C)2013,JPO&INPIT |
