| 摘要 |
The invention relates to a stoker grates for circulating burning-up, wherein the existing reciprocal-type or chain-type grates are designed to be a long annular-shape with front and rear ends closed, resulting in burning-up of coal and thus overcoming the following defects of the existing coal-firing stokers: the coal remains on the grate shortly and can not be completely burn up, causing a waste of coal and low combustion efficiency. |
