Title:
PUMP GATE AND OPERATION METHOD THEREOF
Document Type and Number:
Japanese Patent JP2018059277
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve energy efficiency and reduce vibration of an apparatus in a pump gate provided with a plurality of pumps on the same gate.SOLUTION: A pump gate (100) comprises: one gate (10) provided so as to open and close a water channel (1) in the vertical direction; and a plurality of standby operation submerged pumps (20, 30) provided so as to penetrate the one gate and discharging water from one side to the other side of the one gate. The pump gate (100) is constituted to change the output in different timing of each of the plurality of standby operation submerged pumps according to the water level change of the water channel.SELECTED DRAWING: Figure 1
Inventors:
NAKASHIO YUJI
UCHIDA YOSHIHIRO
UCHIDA YOSHIHIRO
Application Number:
JP2016195515A
Publication Date:
April 12, 2018
Filing Date:
October 03, 2016
Export Citation:
Assignee:
EBARA CORP
International Classes:
E02B7/20; F04D15/00
Attorney, Agent or Firm:
Seiji Ohno
Kobayashi Hideyoshi
Hiroyuki Ohno
Koji Morita
Osamu Tsuda
Matsuno Chihiro
Seiichi Sakitani
Hiroshi Nomoto
Kobayashi Hideyoshi
Hiroyuki Ohno
Koji Morita
Osamu Tsuda
Matsuno Chihiro
Seiichi Sakitani
Hiroshi Nomoto