| 摘要 |
PURPOSE: A washing system for open cut type riverbed filtration is provided to reduce power consumption by respectively controlling backwashing pipes and washing pipes. CONSTITUTION: A washing system for open cut type riverbed filtration includes a washing part, a backwashing part, and a controller(200). The water part is in connection with the outlet pipe(132) of a receiver tank(130). The water part includes an automatic opening and closing valve(152) and a first distributing header(156) which supplies compressed air to washing pipes around a screen. The backwashing part is in connection with the outlet pipe of the receiver tank. The backwashing part includes an automatic opening and closing valve(172) and a second distributing header(176) which supplies compressed air to backwashing pipes around the screen. The controller opens closes the automatic opening and closing valves according to the amount of collected water. |
