转化器各段床层催化剂用量计算.docx

应用公式及相关参数说明:V = V Tx2k0dx aax b —— 2二=3 | D；t/400、jx + 0.01 '=2^'0.3k(3 +1.5 x)1 + x4905.5lg K = — 4.6455p 273 +1一段上部、四段 S107 型催化剂k = exp 28 一20131、273 +1 丿一段下部、二段 S101 型催化剂k = expf15 — “ 2( 2 7 t 丿三段S101型催化剂k = exp 34.2 —25164、273 +1 丿式中：Vk—催化剂用量，m3；T —接触时间，s；V0一气体流量，Nm3/s；—SO2氧化为SO3的反应速率; dx 2 3Z —催化剂内扩散有效因子;X—转化率;t—反应温度，°C；D—气体扩撒系数，取0.44cm2/s；k—反应速率常数;Kp—反应平衡常数;a—气体中SO2的初始浓度（一转a=7.84%，二转 a=0.68%）；b—气体中02的初始浓度（一转b=10.06%,二转 b=7.25%）；P—西宁地区的大气压，0.763atm;C—使用效率总系数，其中:一段 C=1.462 二段 C=1.330 三段 C=1.252 四段 C=1.252表 31 】转化器一段床层 （上部使用 S107 型催化剂 ）, 其催化剂用量计算列表 :xt/°ckKpf(x)=dx/dTzg(x)接触时间T /S催化剂用量Vk/m304000.14774440.05250.14460.2728737.04271.2175.7120.0384060.19243379.3980.17720.5131316.07700.0764120.24949327.95470.21560.5913311.46680.1144180.32202284.20500.260450.613129.155260.1524240.41381246.89940.31240.606847.712950.1994300.52949215.00650.36540.595036.724550.2284360.67468187.67220.43940.556045.984260.2664420.85621164.18710.51510.522655.430070.3044481.08227143.96100.59920.487805.002020.3424541.36273126.50070.69120.453014.669240.3804601.70942111.39360.78850.419524.42009表 32 】转化器一段床层 （下部使用 S101 型催化剂）, 其催化剂用量计算列表 :xt/ckKpf(x)=dx/dTzg(x)接触时间T /S催化剂用量Vk/m30.3804600.90028111.39360.41520.578076.090681.2265.6740.4184720.93806106.81930.39330.581496.393190.4564840.97720102.45610.36920.583376.788530.4944961.0177598.293400.34410.583647.280270.5325081.0597594.320910.31810.582567.889550.5695201.1032490.529060.29240.580158.619550.6065321.1482786.908800.26590.576859.528880.6445441.1948883.451550.23810.5729510.71700.6815561.2431280.149200.21080.5682412.19940.7165681.2930376.994090.18540.5627814.00930.7505801.3446773.978960.15990.5569316.4140表 33 】转化器二段床层 （使用 S101 型催化剂）, 其催化剂用量计算列表 :xt/ckKpf(x)=dx/dTzg(x)接触时间T /S催化剂用量Vk/m30.750472.11.1505686.732140.13680.597116.27571.4876.7760.763474.81.2139882.112460.13470.5842616.89800.776477.61.2829177.613690.13150.5713417.69110.789480.41.3552173.392120.12790.5587618.60250.802483.21.4310069.428930.12380.5465019.65580.815486.11.5133265.577970.11940.5341120.85930.828488.81.5936162.209130.11390.5229422.31900.841491.61.6807358.921390.10820.5116124.02190.854494.41.7719255.829510.10190.5005826.06310.867497.21.8673452.920620.09510.4898328.54520.881500.01.9708050.087980.08690.4790331.9214表 34 】转化器三段床层 （使用 S101 型催化剂）, 其催化剂用量计算列表 :xt/°ckKpf(x)=dx/dTzg(x)接触时间T /S催化剂用量Vk/m30.881438.10.30500179.04700.013511.1396981.28412.1579.7800.884439.20.32214174.70780.013821.1107681.55980.888440.20.33850170.86570.013891.0853483.02910.892441.60.36273165.64550.014221.0506383.78090.896442.80.38478161.31370.014391.0219385.11340.901444.10.41011156.76440.014430.9919087.46490.904445.20.43275153.02770.014660.9671288.30480.908446.40.45880149.06540.014750.9409590.20550.912447.60.48631145.21840.014800.9155792.34410.916448.80.51538141.48290.014830.8909694.75300.923450.00.54872137.55790.014220.86536101.762表 35 】转化器四段床层 （使用 S107 型催化剂 ）, 其催化剂用量计算列表 :xt/ckKpf(x)=dx/dTzg(x)接触时间T /S催化剂用量Vk04050.1842388.82191.49840.245903.490202.2099.2450.0944070.20101370.22911.49650.711041.208530.1884090.21924352.62671.47820.884070.984040.2824110.23900335.95691.44030.971610.918970.3764130.26041320.16561.37901.014810.918950.4714150.28360305.20191.28781.032000.967600.5644170.30871291.01831.16881.031231.066910.6684190.33587277.57020.98141.022421.281670.7524210.36524264.81570.80611.000971.593780.8484230.39699252.71570.54410.977432.418250.9404250.43129241.23310.23230.950215.82615。