Coal charging method of coke RoSo Nyukuruma

摘要

PROBLEM TO BE SOLVED: To provide a coal-charging method of a coke oven charging vehicle capable of surely preventing oven gas accompanied by red-hot dust from blowing out from the coal charging port when charging coal into a carbonization chamber from a coke oven charging vehicle during operation of the coke oven even in the case of coal with high moisture content or with high volatile content.;SOLUTION: When charging coal 5 of weight W into each carbonization chamber 10 from a coke oven charging vehicle 11 during operation of the coke oven, while spraying high pressure ammonia water to a bent part 12 of a gas rising pipe 7 or a dry main 8, very small amount of coal is charged once into the carbonization chamber 10 for respective carbonization chambers 10 from a hopper 1 of the coke oven charging vehicle 11 as preliminary coal charge in advance, and after elapse of some time, residual large amount of coal is charged into the carbonization chamber from the hopper 1 as full-scale coal charging.;COPYRIGHT: (C)2013,JPO&INPIT