AIR CLEANER Russian patent published in 2014 - IPC B01D46/00 F02C7/47 

FIELD: process engineering.

SUBSTANCE: invention relates to gas cleaners and can be used cleaning air fed to gas turbine engine compressor for protection of its blading against abrasive wear and gas-air stage of said engine against ingress of precipitation and icing. Air cleaner comprises air intake chamber, air filters arranged therein, cycle air heating system with feed pipeline and looped back discharge perforated pipeline connected therewith via noise-killer. Said looped back discharge perforated pipeline has pipes communicated therewith and arranged regularly over suction zone edges and several round holes in horizontal plane on intake chamber side and in branch pipes.

EFFECT: higher efficiency of cycle heating system, hence that of air cleaner.

2 dwg