余熱鍋爐計算表(最新)

1、命題：余熱回收利用 煤化工水煤氣余熱去加熱水蒸氣80水煤氣成分H2 18.1% CO 3.4%100一小時含塵量120000g0.1810.034水煤氣溫度每22.4立方米水煤氣焓值kjH2|CO1002815.22884.92005667.8)5804.93008520.48724.940011424.9)11646.250014348.614601.460017278.617612.770020215.120692.680023166.423845.990026141.927070.6水煤氣理論焓訃值kj （每22.4立方米）水煤氣理論焓值（不含灰的焓）k2891.4508129.0826

2、35994.405267.607379097.3592406.1321112300.6398549.1357115602.6041696.5448319002.4709848.3245922499.36711004.43626091.70561164.808329776.58621329.3119由于水煤氣溫度低，爐口輻射熱量忽略，米用全密封結(jié)構(gòu)，鍋爐漏孑風系數(shù)很小，暫忽略漏風損煙氣成分：H2%18.10.181CO2%17.50.175CH4%0.40.004N2%380.38H2O%22.60.226CO%3.40.034熱平衡1進爐煙氣量2入爐煙溫3入爐煙焓4出爐煙溫5出爐煙焓6煙氣帶入

3、熱功率kj/h7煙塵帶入的熱功率8入爐總熱功率9漏風系數(shù)10煙氣帶走的熱功率kj/h11煙塵帶走的熱功率12 散熱損失kj/h13 汽化吸熱功率kj/h14 給水溫度15 過熱蒸汽焓kj/kg16 給水焓kj/kg17 排污率18 飽和水焓kj/kg19 產(chǎn)汽量t/h20 給水壓力Mpa21 鍋筒壓力MPa22 飽和溫度23 飽和蒸汽焓kj/kg24 飽和水焓kj/kg25 省煤器出口水溫26 省煤器出口焓kj/kg27 過熱器吸熱量kj/h28 省煤器吸熱量kj/h29 蒸發(fā)受熱面吸熱量kj/hAn.氣800 C 12000Nm3/h 冷卻到100C 另一工藝需水蒸氣400C 1MPa設(shè)計換

4、熱器 蒸汽流量？ 常規(guī)水3.4% CH4 0.4% CO2 17.5% H2O 22.6% N2 38% 熱值 含塵量 10g/m3 經(jīng)濟型分析0.0040.1750.2260.38CH4CO2H2ON23293.52470.83287.52882.36691.75951.86626.85803.110089.99432.89966.18723.913888.913366.71335711640.418225.317668.916830.214580.223151.422271.320405.917564.228659.12712024096.220606.634704.632172.6279

5、07.223715.241232.637395.931842.526891.8灰的焓kj/kg每m3灰的焓kj水煤氣的理論焓值kj/m358.60.4688129.551425117.20.9376268.54496611500175.81.4064407.5385071234.41.8752551.010905410002932.344698.8888259351.62.8128851.1373938500410.23.28161007.717631468.83.75041168.5586860p1n|11527.44.21921333.53108412345678漏風損失,120008001168.559100129.551414022405.29298.938904814022704.2301554617.156640014022.7042312454064.420.888135713203214.58502782.053.869570035 無排污1.2