影响高温除尘布袋使用期限的外部因素

时间：2021-08-26 22:14 来源：东辰环保　热度： °C

人人彩YINGXIANGGAOWENCHUCHENBUDAISHIYONGQIXIANDEWAIBUYINSU

1）QILIUFENBU

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2）YANCHENKELI

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3）YANQILIANG

由于我国原煤在使用前未经精选分类，故品种很多很杂，煤种混杂、含量不一，主要是其热值、含硫量以及挥发量等指标难以区分。我国煤种，例如原煤、贫煤、白煤等，其热值均可达到5000大卡以上，挥发量在17%左右，灰分量小，而差的煤种，由此可见，煤种的不同造就了热值、挥发量以及碳粉量的一些差别。煤燃烧后产生的烟气会通过管道进入除尘器称为入口烟气，入口烟气量的大小会直接影响高温除尘布袋的使用期限。在入口烟气量大情况下，若过滤面积小、过滤风速大，滤袋除尘器的压力上升，导致高温除尘布袋的压力增加，加剧高温除尘布袋的损坏。由于煤种选择的好坏，决定烟气量的大小，而烟气量的大小直接影响着高温除尘布袋的使用期限。

4）YANCHENDEZHONGLEI

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5）HANYANGLIANG

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6）SUANXINGQITI

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7）JIANXINGFUSHI

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