热动专业课程设计.docx

1、热动专业课程设计单级空预器设计对于烟煤，可采用单级空预器设计任务：（1）空气平衡计算（计算空预器出口热空气过剩空气系数）（2）燃烧产物体积及焓的计算（3）空预器设计计算（4）空预器校核热力计算（P445）1#图纸：空预器主体图给定参数：排污率：2%。空预器参考P165 锅炉空预器结构（钢管式空预器）、回转式过热器锅炉参数：排污率：2%。序号蒸汽压力/MPa蒸汽温度/给水温度/给水压力/MPa容量D/(kg/s)，t/h入口空气温度/汽包内饱和蒸汽压力/MPa锅炉效率烟道宽度(mm)13.94501454.89.7235204.389.7380023.94501454.89.7235204.39

2、0.1390033.94501504.89.7235204.390.0400043.94501554.818.0665204.388.2510053.94501554.818.0665304.387.9520063.94501654.836.11130304.389.1650073.94501704.836.11130304.388.4660083.94501754.836.11130304.390.1670099.954020511.561.112203010.989.97700109.954021011.561.112203010.989.77800119.954021511.561.11

3、2203010.990.17900129.954022011.561.112204010.990.07700139.954022511.561.112204010.988.27800149.954020511.561.112204010.987.97900159.954021011.5113.94104010.989.19200169.954021511.5113.94104010.989.79300179.954022011.5113.94103010.990.19400189.954022511.5113.94103010.990.69200199.954022511.5113.94103

4、010.988.29300煤的收到基成分序号煤种Ca rHarOarNarSarWarAarQnet,V,ar 单位（%）（kJ/kg）1京西无烟煤67.91.72.00.40.25.022.8230402萍乡无烟煤60.43.32.51.00.77.025.1226253烟煤57.43.87.20.90.58.921.3219904开滦烟煤58.24.36.31.10.81.228.1228255阜新烟煤48.33.38.60.81.015.023.0186256义马烟煤49.63.211.60.71.317.016.6196907抚顺烟煤56.94.49.11.20.613.014.622

5、4158新汶烟煤61.04.16.81.41.96.018.8251409淮南烟煤60.84.07.71.10.76.019.724300空预器设计参数：序号空气入口温度/预热温度入口烟温1202883502202943553302903604303003525202923606 202953707302853518302903579202953721020298349113030035612302903591320295367142030037115302983661630290359174028534918402973661940287351高温(第二级)省煤器省煤器结构参考p161 锅炉

6、省煤器结构（钢管省煤器）设计任务：（1）空气平衡计算（计算省煤器出口热空气过剩空气系数）（2）燃烧产物体积及焓的计算（3）高温省煤器设计计算（4）高温省煤器校核热力计算（P445）1#图纸：高温省煤器主体图锅炉参数：排污率：2%。序号蒸汽压力/MPa蒸汽温度/给水温度/给水压力/MPa容量D/(kg/s)，t/h入口空气温度/汽包内饱和蒸汽压力/MPa锅炉效率烟道宽度(mm)13.94501454.89.7235204.389.7380023.94501454.89.7235204.390.1390033.94501504.89.7235204.390.0400043.94501554.818

7、.0665204.388.2510053.94501554.818.0665304.387.9520063.94501654.836.11130304.389.1650073.94501704.836.11130304.388.4660083.94501754.836.11130304.390.1670099.954020511.561.112203010.989.97700109.954021011.561.112203010.989.77800119.954021511.561.112203010.990.17900129.954022011.561.112204010.990.07700

8、139.954022511.561.112204010.988.27800149.954020511.561.112204010.987.97900159.954021011.5113.94104010.989.19200169.954021511.5113.94104010.989.79300179.954022011.5113.94103010.990.19400189.954022511.5113.94103010.990.69200199.954022511.5113.94103010.988.29300煤的收到基成分: 序号煤种Ca rHarOarNarSarWarAarQnet,V

9、,ar 单位（%）（kJ/kg）1京西无烟煤67.91.72.00.40.25.022.8230402萍乡无烟煤60.43.32.51.00.77.025.1226253龙凤洗中煤42.93.47.50.90.515.029.8167604开滦洗中煤46.53.15.80.70.98.035.0171805鹤岗洗中煤44.53.05.90.70.211.034.7173906洗中煤42.23.87.80.71.211.732.6172307洗中煤46.53.15.50.83.010.031.118360高温省煤器设计参数：序号水入口压力/MPa水入口温度水出口压力水出口欠焓(kJ/kg)进出口

10、烟温差()入口烟温确定()14.62064.325566724.62074.366834.62094.366344.62084.366654.62104.365464.62144.364574.62124.365784.62134.3648911.224910.92915861011.225010.95821111.224910.96001211.224810.96091311.225110.96051411.224510.96101511.224710.96121611.224210.96351711.224610.96281811.224810.96151911.225010.9579 (

11、第二级)高温空预器设计任务：（1）空气平衡计算（计算空预器出口热空气过剩空气系数）（2）燃烧产物体积及焓的计算（3）空预器设计计算（4）空预器校核热力计算（P445）1#图纸：高温空预器主体图锅炉参数：排污率：2%。序号蒸汽压力/MPa蒸汽温度/给水温度/给水压力/MPa容量D/(kg/s)，t/h入口空气温度/汽包内饱和蒸汽压力/MPa锅炉效率烟道宽度(mm)13.94501454.89.7235204.389.7380023.94501454.89.7235204.390.1390033.94501504.89.7235204.390.0400043.94501554.818.066520

12、4.388.2510053.94501554.818.0665304.387.9520063.94501654.836.11130304.389.1650073.94501704.836.11130304.388.4660083.94501754.836.11130304.390.1670099.954020511.561.112203010.989.97700109.954021011.561.112203010.989.77800119.954021511.561.112203010.990.17900129.954022011.561.112204010.990.07700139.954

13、022511.561.112204010.988.27800149.954020511.561.112204010.987.97900159.954021011.5113.94104010.989.19200169.954021511.5113.94104010.989.79300179.954022011.5113.94103010.990.19400189.954022511.5113.94103010.990.69200199.954022511.5113.94103010.988.29300煤的收到基成分: 序号煤种Ca rHarOarNarSarWarAarQnet,V,ar 单位（

14、%）（kJ/kg）1京西无烟煤67.91.72.00.40.25.022.8230402萍乡无烟煤60.43.32.51.00.77.025.1226253龙凤洗中煤42.93.47.50.90.515.029.8167604开滦洗中煤46.53.15.80.70.98.035.0171805鹤岗洗中煤44.53.05.90.70.211.034.7173906洗中煤42.23.87.80.71.211.732.6172307洗中煤46.53.15.50.83.010.031.118360高温空预器设计参数：序号入口空气温度（）出口空气温度（）给定入口烟温（）11553574712160349

15、476316236747941653774785170388474617835648171823894858185378480921736844710222378446112253874611223236846713237373473142153584351522527746016228366473172303694791823537746619238381444 (第一级)低温省煤器省煤器结构参考p161 锅炉省煤器结构（钢管省煤器）设计任务：（1）空气平衡计算（计算省煤器出口热空气过剩空气系数）（2）燃烧产物体积及焓的计算（3）低温省煤器设计计算（4）低温省煤器校核热力计算（P445）1#

16、图纸：低温省煤器主体图锅炉参数：排污率：2%。序号蒸汽压力/MPa蒸汽温度/给水温度/给水压力/MPa容量D/(kg/s)，t/h入口空气温度/汽包内饱和蒸汽压力/MPa锅炉效率烟道宽度(mm)13.94501454.89.7235204.389.7380023.94501454.89.7235204.390.1390033.94501504.89.7235204.390.0400043.94501554.818.0665204.388.2510053.94501554.818.0665304.387.9520063.94501654.836.11130304.389.1650073.9450

17、1704.836.11130304.388.4660083.94501754.836.11130304.390.1670099.954020511.561.112203010.989.97700109.954021011.561.112203010.989.77800119.954021511.561.112203010.990.17900129.954022011.561.112204010.990.07700139.954022511.561.112204010.988.27800149.954020511.561.112204010.987.97900159.954021011.5113

18、.94104010.989.19200169.954021511.5113.94104010.989.79300179.954022011.5113.94103010.990.19400189.954022511.5113.94103010.990.69200199.954022511.5113.94103010.988.29300煤的收到基成分: 序号煤种Ca rHarOarNarSarWarAarQnet,V,ar 单位（%）（kJ/kg）1京西无烟煤67.91.72.00.40.25.022.8230402萍乡无烟煤60.43.32.51.00.77.025.1226253龙凤洗中煤42

19、.93.47.50.90.515.029.8167604开滦洗中煤46.53.15.80.70.98.035.0171805鹤岗洗中煤44.53.05.90.70.211.034.7173906洗中煤42.23.87.80.71.211.732.6172307洗中煤46.53.15.50.83.010.031.118360 低温省煤器设计参数：序号给水温度/水入口压力/MPa水出口温度（）水出口压力（MPa）入口烟温（）11454.82064.636321454.82074.637831504.82094.636841554.82084.636151554.82104.636361654.82144.635971704.82124.632881754.82134.6336920511.524911.24441021011.525011.24331121511.524911.24201222011.524811.23971322511.525111.23941420511.524511.24301521011.524711.24181621511.524211.23941722011.524611.23881822511.524811.24101922511.525011.2396(第一级)低温空预器设计任务：（1）空气平衡计算（计算空预器出口热空气过剩空气系数）（