Abstract:

Abstract:Due to the blockage of trash screen of Jiuligou Hydraulic Power Plant,rotary trash remover was selected as trash removal equipment.This paper introduced the layout,structure and specifications of the rotary trash remover applied in Jiuligou Hydraulic Power Plant.After installation,flow condition was improved,unit efficiency and generation capacity were increased.The author also included treatments and improvement advises to problem of trash removers,which can be referred for similar hydraulic power plant trash remover design or improvement.

Key words: Keywords:rotary trash remover, trash screen, tooth harrow, steel support, design head, screen bar clearance