Automatic Water Filter Screen For Hydropower Station


Brand: Bluslot®

Type: Wedge Wire Screen

Material: SS304, 316, 316l, 2205,32750, 904, 904L

Filtering accuracy: 20 microns – 4000 microns

Filtering direction: FOTI & FITO

SKU: BLU-ZQX-15 Category:

Water for hydropower station includes technical water supply, fire water supply and domestic water supply. The requirements for water quality, water quantity, water temperature and water pressure are mainly met. In the requirements for water supply conditions, water quantity is the guarantee, water quality is the premise, water temperature and water quantity are the requirements. Therefore, the importance of water quality can be seen from the above.

 Working principle of automatic water filter screen: 

  • The water enters from the DN150 electric water inlet valve, is filtered through the filter screen of the full-automatic water filter, and is supplied to the unit cooling water from the manual outlet valve. During normal operation, the DN150 electric blowdown valve is closed.
  • When the pressure difference between the front and rear of the full-automatic water wedge wire filter screen reaches 0.05Mpa, the DN150 electric water inlet valve is closed, the DN150 electric blowdown valve is opened, and the water enters from the manual outlet valve to backwash the garbage inside the wedge wire filter screen and the full-automatic water filter, and is discharged to the spiral case layer sump through the DN150 electric blowdown valve.
  • After debugging, the backwash blowdown time is measured and controlled by the time relay to restore the normal working state of the water filter. The garbage inside the sewage collection tank shall be cleaned regularly to ensure the normal operation of the full-automatic water filter.


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