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煤中的水分對鍋爐運行有何影響?

作者:煤礦安全網 2015-06-09 20:16 來源:煤礦安全網

煤中的水分對鍋爐運行有何影響?

答:水分多煤,引燃和著火較困難,且延長燃燒過程,降低燃燒室溫度,增加不完全燃燒損失和排煙熱損失;同時還會增加引風機的耗電量,影響制粉系統的煤粉細度,降低磨煤機出力,甚至堵塞制粉管道,使煤粉倉、給煤機下粉不均勻,造成燃燒失常。

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