烟气酸露点温度计算分析.pdf

烟气酸露点温度的计算分析 李 钧1，阎维平1，高宝桐2，王琼1 1．华北电力大学能源与动力工程学院，河北保定071003 2．华北电力科学研究院，北京 100054 [摘 要] 迄今所有的电站锅炉设计计算给出的烟气酸露点与实测值偏差较大。对此，针对某电 厂实际燃用煤种寿口运行工况，通过现场实测数据与计算结果的比较，得出烟气酸露点计 算的主要影响因素，并提出修正后的计算公式。研究结果有一定的工程应用价值。 [关 键词] 锅炉；烟气；酸露点；计算方法 [中图分类号]TK228 [文献标识码]A [文章编号]1002—3364(2009)04—0031—04 [Dol编号]10．3969／j．issn．1002—3364．2009．04．031 CALCULATIoNANDANALYSISoFACIDDEW—PoINTFORFLUEGAS LI Junl，YAN Wei—pin91，GAOBao—ton92，WANGQion91 ChiM ofcondition andcontrolforpowerplant underEducatioIlalMiIlistry，Nonh 1．KeyLabo始tory Monitoring Equipment Elect出PowerUIIiversity，Baoding071003，H曲eiPr0、rince，PRC 2．NorthCIlinaElectricPowerScienceResearch 071003。PRC lnstitute，Beijing to flue acid outfromcalculationinan boilers’ gas given utility Abstnct：Uppresent，the dew—point has deviationfromthe measuredValue．Forthis designscomparativelylarger actually reason，directing the firedcoalsortand inone com— against operationperformancepowerplant，andthrough practically acid of measureddatawiththeresultsofcalculation，themainfactors the dew parionactually affecting calculationofflue havebeenobtained，andacorrectedcalculation{ormula —point gas beingput{or— ward． 热 method Keywords．boiler；flue