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Title:
INSPECTION METHOD OF WATER SPRAY SYSTEM, WATER SPRAY SYSTEM, AND WATER SPRAY FLOW MEASURING DEVICE
Document Type and Number:
Japanese Patent JP2012115615
Kind Code:
A
Abstract:

To provide a method capable of inspecting water spray system even when a water spray and release amount is large or a longitudinal inclination and transverse inclination are steep.

The inspection method of a water spray system 1 which inspects a spray amount in the water spray system 1 for spraying water using a plurality of nozzles 20 provided on a water pipe 10, includes: a measurement step for measuring a water flow rate flowing in the water pipe 10 by flow sensors 30 provided in the water pipe 10 disposed respective upstream sides of the plurality of nozzles 20; and a decision step for determining whether the flow rate measured by the flow sensors 30 and the respective spray amounts of the plurality of nozzles 20 calculated on the basis of positioning information of the flow sensors 30 are the same or above the predetermined threshold values or not.


Inventors:
SAKAGUCHI TAISUKE
HONDA KOKI
SANPEI YASUHIRO
EMOTO SHINJI
HARA HIDETOSHI
Application Number:
JP2010270842A
Publication Date:
June 21, 2012
Filing Date:
December 03, 2010
Export Citation:
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Assignee:
METROPOLITAN EXPRESSWAY CO LTD
PACIFIC CONSULTANTS CO LTD
SHUTOKO KIKAI MAINTENANCE KK
International Classes:
A62C37/50; A62C3/00; G01F1/00
Domestic Patent References:
JPH11319140A1999-11-24
JP2005192596A2005-07-21
JP2001104505A2001-04-17
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama