轉(zhuǎn)化器各段床層催化劑用量計(jì)算

應(yīng)用公式及相關(guān)參數(shù)說(shuō)明:V=VTx2x2dx aaxb——2dx a二=3|D；t/400、jx+0.01'=2^'0.3k(3+1.5x)1+x4905.5lgK= —4.6455p273+1一段上部、四段S107型催化劑一段上部、四段S107型催化劑k=exp28一20131、273+1丿一段下部、二段S101一段下部、二段S101型催化劑k=expf15—“2( 27t丿三段S101型催化劑三段S101型催化劑k=exp34.2—25164、273+1丿式中：Vk—式中：Vk—催化劑用量，m3；T—接觸時(shí)間，s；V0一氣體流量，Nm3/s；—SO2氧化為SO3的反應(yīng)速率;dx 2 3Z—催化劑內(nèi)擴(kuò)散有效因子;X—轉(zhuǎn)化率;Z—催化劑內(nèi)擴(kuò)散有效因子;X—轉(zhuǎn)化率;t—反應(yīng)溫度，°C；D—?dú)怏w擴(kuò)撒系數(shù)，取0.44cm2/s；k—反應(yīng)速率常數(shù);k—反應(yīng)速率常數(shù);Kp—反應(yīng)平衡常數(shù);a—?dú)怏w中SOa—?dú)怏w中SO2的初始濃度（一轉(zhuǎn)a=7.84%，二轉(zhuǎn)a=0.68%）；b—?dú)怏w中02的初始濃度（一轉(zhuǎn)b=10.06%,二轉(zhuǎn)b=7.25%）；P—西寧地區(qū)的大氣壓，0.763atm;C—使用效率總系數(shù)，其中:一段C=1.462二段C=1.330三段C=1.252四段C=1.252

表31】轉(zhuǎn)化器一段床層（上部使用S107型催化劑）,其催化劑用量計(jì)算列表:xt/°ckKpf(x)=dx/dTzg(x)接觸時(shí)間T/S催化劑用量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】轉(zhuǎn)化器一段床層（下部使用S101型催化劑）,其催化劑用量計(jì)算列表:xt/ckKpf(x)=dx/dTzg(x)接觸時(shí)間T/S催化劑用量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】轉(zhuǎn)化器二段床層（使用S101型催化劑）,其催化劑用量計(jì)算列表:xt/ckKpf(x)=dx/dTzg(x)接觸時(shí)間T/S催化劑用量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】轉(zhuǎn)化器三段床層（使用S101型催化劑）,其催化劑用量計(jì)算列表:xt/°ckKpf(x)=dx/dTzg(x)接觸時(shí)間T/S催化劑用量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】轉(zhuǎn)化器四段床層（使用S107型催化劑）,其催化劑用量計(jì)算列表:xt/ckKpf(x)=dx/dTzg(x)接觸時(shí)間T/S催化劑用量Vk04050.1842388.82191.49840.245903.490202.2099.2450.0944070.20101370.22911.49650.711041.208530.1884090.21924352.62671.47820.884070.984040.2824110.23900335.95691.44030.971610.918970.3764130.26041320.16561.37901.014810.918950.4714150.28360305.20191.28781.032000.967600.5644170.30871291.01831.16881.031231.0669