We recommend to use water colled vibratiing grate for those biomass fule which is bulky and light, such as rice straw, sugar cane baggase, arundo donax, wood bark, construction waste wood etc. EFB palm waste also use this kind of grate for its effective water cooling system to combat EFB's containing CL, K, Potasium and high silica with below 1000 ash melting point.
Rice Straw Receiving Hopper
Special hopper with multi screw is receiving very bulky rice straw. Multi screw will force it to drop to the conveyor for bulk handling.
Bulky fuel are fed into the boiler through this large screw feeder with agitating mechanism. 35 ton boiler will install two large feeder as shown in this movie..