能源三氣的現(xiàn)狀我國城鎮(zhèn)所使用的煤氣，主要是焦?fàn)t煤，其次為油制煤氣。在冶金行業(yè)，除焦?fàn)t煤氣外還有高爐煤氣，在機(jī)械行業(yè)則有發(fā)生爐煤氣、在化工行業(yè)有水煤氣。焦?fàn)t煤氣和油制煤氣的主分成份是氫氣、甲烷和一氧化碳。煤氣中含有萘、銨的水化合物和焦油。這些組份很容易從煤氣中分離出來而在管道內(nèi)壁和管內(nèi)其他構(gòu)件表面上凝結(jié)并聚集起來，使得已有的多種流量測(cè)量?jī)x表都無法正常工作?？梢哉f，煤氣的制造、輸送及工業(yè)用氣的計(jì)量難題
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2009年6月28日
能源三氣（煤氣 天然氣 蒸汽）的現(xiàn)狀
Tags: 能源 煤氣 天然氣 蒸汽 流量計(jì)量
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