(完整版)烟风阻力计算书及汇总表都成.doc
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10、klzxcvbnmqwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbnmqwwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbnm烟风阻力计算书及汇总表键入文档副标题SJD144-2武汉锅炉集团动力机械制造有限公司2011.09WDLZ240/9.8-2型锅炉烟风阻力计算书及汇总表SJD144
11、-2共21张第1张目 录一、 风量,烟气量计算 第 2 页二、 烟道阻力计算 第 3 页三、 风道阻力计算 第 15 页 四、 汇总表 第 21 页WDLZ240/9.8-2型锅炉烟风阻力计算书及汇总表SJD144-2共21张第2张说明:本计算书依据原苏联1977年版锅炉设备空气动力计算(标准方法)编写。一、 风量,烟气量计算240t/h(额定负荷工况)时名称单位数值1.烟气流量(空预器出口,140)m/h5301032.烟气侧总阻力Pa16503.空气流量(空气预热器进口20)m/h3101034.空气侧总阻力Pa12705.燃烧器阻力一次风阻力Pa1436二次风阻力Pa1297WDLZ24
12、0/9.8-2型锅炉烟风阻力计算书及汇总表SJD144-2共21张第3张名称符号公式及计算数值单位 二、烟道阻力计算 (一)高温过热器 横向冲刷顺列光管管子外径dSJD144-1342.00mm冲刷排数Z2SJD144-1380.00横向节距S1SJD144-13100.00mm纵向节距S2SJD144-13120.00mm1S1/d2.382S2/d2.86(S1-d)/(S2-d)0.74烟气平均温度TpjZBD144-61127.55K烟气流速wZBD144-68.60m/sRe查线算图25.00RewRex1012550.0000.38(S1/d-1)-0.5(-0.94)-0.59R
13、e0.2/20.21阻力系数0Z212.34P01.29烟气密度PP0*273/Tpj0.31Kg/ m修正系数K查表1.20高温过热器阻力hshlK pw2/2184.98PaWDLZ240/9.8-2型锅炉烟风阻力计算书及汇总表SJD144-2共21张第4张名称符号公式及计算数值单位二、烟道阻力计算(二)低温过热器 横向冲刷顺列光管管子外径dSJD144-1342.00mm冲刷排数Z2SJD144-1380.00横向节距S1SJD144-13100.00mm纵向节距S2SJD144-13110.00mm1S1/d2.382S2/d2.86(S1-d)/(S2-d)0.85烟气平均温度Tpj
14、ZBD144-6950.70K烟气流速wZBD144-69.70m/sRe查线算图34.00RewRex1013298.0000.38(S1/d-1)-0.5(-0.94)-0.59Re0.2/20.21阻力系数0Z213.54P01.29烟气密度PP0*273/Tpj0.37Kg/ m修正系数K查表1.20高温过热器阻力hshlK pw2/2308.18PaWDLZ240/9.8-2型锅炉烟风阻力计算书及汇总表SJD144-2共21张第5张名称符号公式及计算数值单位二、烟道阻力计算(二)低温过热器 横向冲刷顺列光管管子外径dSJD144-1342.00mm冲刷排数Z2SJD144-1380.
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