电厂锅炉.docx

1、电厂锅炉主 要 参 数单位数 据过热蒸汽流量：t/h1025过热蒸汽压力：MPa17.5（表压）过热蒸汽温度：540汽包工作压力MPa18.69（表压）给水温度282再热蒸汽流量：t/h846再热蒸汽进/出口压力：MPa3.89/3.7再热蒸汽进/出口温度：327/540总风量Nm3/h918000总给煤量t/h226.5石灰石量t/h27.5锅炉效率：%91脱硫率：%94.26.1.2 设计煤质资料项 目符号单位设计煤质校核煤质（一）校核煤质（二）小龙潭煤矿小龙潭坑布沼坝坑收到基全水分Mt.ar%34.732.6036.12空气干燥基水分Mad%11.0013.5810.25收到基灰分Aar

2、%11.459.5114.05干燥无灰基挥发分Vdaf%52.7050.8552.40低位发热量Qnet.arQnet.arMJ/kg12.43513.8611.95kcal/kg297033102854收到基碳Car%36.7239.7833.15收到基氢Har%1.872.562.54收到基氧Oar%12.5913.7811.82收到基氮Nar%1.011.040.52收到基全硫St.ar%1.660.731.80哈氏可磨指数HGI334643.5全苏热工院可磨指数0.881.020.92型温度DT106011701125灰软化温度ST111012101140灰流动温度FT11301230

3、1170O 2.0%K2O 3.0%0-0.13 mm20%0.13-0.18mm30%0.18-0.25mm30%0.25-0.6mm20%6.1.4锅炉汽水要求序号项目单位参数1给水PH值（25时）8.8- 9.2固形物总量ug/l50硬度umol/l0 （锅炉启动时2.0 umol/l）溶氧ug/l7 30 ug/l（试运期间）铁ug/l20 30 ug/l（试运期间）铜ug/l5油mg/l0.3联氨ug/l10-50PH9.0-9.5二氧化硅锅炉启动时80 ug/l2炉水PH值9 -10总含盐量mg/l20二氧化硅mg/l0.25氯离子mg/l1磷酸根mg/l0.5- 33蒸汽二氧化硅

4、ug/kg20钠ug/kg106.1.5燃料灰渣特性项目单位参数设计煤种校核煤种（一）校核煤种（二）变形温度106011701125软化温度111012101140熔化温度113012301170二氧化硅%16.319.7926.90三氧化二铁%8.68.709.21三氧化二铝%10.26714.52氧化钙%47.7549.0521.17氧化镁%2.202.152.47三氧化硫%4.0718.0319.92氧化钠%0.060.060.07氧化钾%0.430.280.78二氧化钛%0.430.421.036.1.6燃油特性（轻柴油）项目油品0号轻柴油恩氏粘度（200C）1.21.670E运动粘度

5、（200C）3.08.0厘沱灰份0.025%水份痕迹硫份0.2%机械杂质无凝固点00C闭口闪点650C比重0.830.87t/m3低位发热量42000kJ/kg6.1.7石灰石分析项目SiO21.0%Al2O30.14%Fe2O30.18%CaO55.11%MgO0.56%SO30.1%Mt0.23%烧失量41.32%6.1.8锅炉各部水容积及受热面参数序号项目单位锅炉正常运行水容积水压试验时水容积1水冷壁t1031032省煤器t1951953汽包t658242个外置床（中过1和中过2）t23552个外置床（低过和高再）t2356给水管道t447省煤器到汽包给水管道t778下降管t20209延

6、伸墙t181810主蒸汽管道t911包墙过热器t1212包墙到低温过热器连接管t1113低温再热器t4614高温再热器t2715汽水引出管t1316过热器连接管t2817再热器连接管t5018总计t412765受热面参数序号名称项目单位设计数据1汽包筒身长度mm16500全长mm18940内径mm1775壁厚mm178材质SA-299旋风分离器数量只96单只分离器出力t/h12.8正常水位线在中心线下mm0水容积m365中心线标高mm50150允许工作压力MPa20.1工作温度3672省煤器入口集箱406x45SA-106C蛇行管(低温段）48x620G蛇行管（高温段）48x620G出口集箱管

7、接头38x720G出口集箱457x48SA-106C至汽包给水管457x40SA-106C至汽包给水管324x29SA-106C3下水管集中下水管406x36SA-106C至翼墙下水管356x32SA-106C至翼墙下水管273x25SA-106C4水冷壁侧水入口集箱457x58SA-106C前后水入口集箱457x58SA-106C前后水连接管168x18SA-106C前后水附加入口集箱219x32SA-106C延伸墙入口集箱406x50SA-106C水冷壁下部管子76x7.1SA-210C水冷壁下部管子57x7.1SA-210C水冷壁上部管子57x5.6SA-210C水冷壁延伸墙管63.5x

8、6.6SA-210C侧水出口集箱298.5x40SA-106C前后水出口集箱298.5x48SA-106C延伸墙出口集箱（前、后）298.5x40SA-106C延伸墙出口集箱356x48SA-106C水冷壁汽水引出管219x20SA-106C水冷壁延伸墙汽水引出管219x20SA-106C5饱和蒸汽饱和蒸汽引出管141x13SA-106C饱和蒸汽引出管混合集箱273x36SA-106C饱和蒸汽引出管273x25SA-106C6尾部包墙前后包墙入口集箱273x36SA-106C包墙管子57x6.1SA-210C包墙管子57x6.512Cr1MoVG包墙管子57x8.715CrMoG包墙管子63.

9、5x11.912Cr1MoVG前后包墙出口集箱356x48SA-106C吊挂入口集箱273x36SA-106C吊挂管子63.5x9.715CrMoG侧包墙入口集箱273x36SA-106C吊挂管63.5x9.712Cr1MoVG侧包墙出口集箱356x48SA-106C与低温过热器连接管356x36SA-106C7低温过热器低温过热器入集箱356x50SA-106C低温过热器管子(不受热)63.5x6.615CrMoG低温过热器管子(不受热)51x7.115CrMoG低温过热器管子63.5x6.615CrMoG低温过热器管子51x6.115CrMoG低温过热器管子(不受热)51x5.615CrM

10、oG低温过热器出口集箱406x58SA-335 P12低温过热器至一级中间过热器连接管406x48SA-106C8中间过热器入口集箱356x50SA-106C蛇形管(不受热）63.5x6.615CrMoG蛇形管（不受热）51x7.115CrMoG蛇形管51x6.115CrMoG蛇形管51x7.612Cr1MoVG蛇形管51x6.615CrMoG出口集箱406x58SA-335P12级至级连接管406x45SA-335P129中间过热器 入口集箱356x52SA-335P12蛇形管51x7.112Cr1MoVG蛇形管57x8.112Cr1MoVG蛇形管76x7.112Cr1MoVG蛇形管51x6

11、.612Cr1MoVG蛇形管44.5x7.612Cr1MoVG蛇形管44.5x8.612Cr1MoVG蛇形管76x7SA-213T91蛇形管63.5x9SA-213T91蛇形管51x5SA-213T91蛇形管51x7.1SA-213T91蛇形管51x6.6SA-213T91蛇形管51x5.6SA-213T91蛇形管42.4x5.6SA-213T91吊挂管44.5x8.112Cr1MoVG吊挂管33.7x6.612Cr1MoVG吊挂管26.7x5.112Cr1MoVG吊挂管44.5x8.6SA-213T91吊挂管33.7x6.6SA-213T91出口集箱406x58SA-335P91级至高过连接

12、管406x55SA-335P22级至高过连接管406x45SA-335P1210高温过热器入口集箱356x50SA-335P12管接头48x615CrMoG蛇形管(不受热）蛇形管48x6.612Cr1MoVG蛇形管48x7.6SA-213T91蛇形管48x7.612Cr1MoVG蛇形管48x5.6SA-213T91出口集箱406x52SA-335P91主汽连接管468x50SA-335P9111低温再热器冷再入口连接管559x14.5SA-335P12入口集箱457x25SA-106B蛇形管63.5x4.520G蛇形管63.5x720G蛇形管63.5x3.8SA-209T1a蛇形管63.5x6

13、.6SA-209T1a出口集箱559x28SA-335P12低再至高再连接管559x14.5SA-335P1212高温再热器入口集箱559x28SA-335P12蛇形管76x3.812Cr1MoVG蛇形管63.5x6.612Cr1MoVG蛇形管57x6.112Cr1MoVG蛇形管76x3.8SA-213T91蛇形管76x3.8SA-213TP321H蛇形管63.5x5.6SA-213TP321H蛇形管63.5x5.6SA-213T91蛇形管(弯头）63.5x6.1SA-213TP321H蛇形管(弯头）63.5x6.1SA-213T91吊挂管44.5x6.612Cr1MoVG吊挂管44.5x6.

14、6SA-213T91吊挂管44.5x6.6SA-213TP321H吊挂管51x4.2SA-213T91出口集箱610x38SA-335P91热段出口连接管559x28SA-335 P22热段出口连接管705x35SA-335 P22主要参数及数据名 称单位设计煤种设计煤种设计煤种设计煤种高加切除校核煤种(一)校核煤种（二）锅炉负荷%100B-ECR60%50%HP-HS100100过热蒸汽流量t/h1025943.8615.0512.5778.110251025再热蒸汽进口流量t/h846.0783.3522.4441.0763.3846846过热蒸汽出口压力MPa17.417.3816.89

15、10.1617.0617.417.4过热蒸汽出口温度540540540540540540540再热蒸汽入口压力MPa3.893.62.361.983.573.893.89再热蒸汽出口温度540540540540540540540给水温度282277249239177282282过热器减温水温度177172144134177177177再热器减温水温度177172144134177177177过热器一级喷水量t/h14.00.00.00.022.641.70过热器二级喷水量t/h21.619.40.00.011.924.810.44过热器三级喷水量t/h36.040.31.410.847.231

16、.739.24再热器入口温度327320289312325327327计算燃煤量t/h210.3196.7137.3117.3191.1188.0219.7实际燃煤量t/h226.6212.0147.9126.4205.9202.6236.7石灰石耗量t/h27.525.718.015.425.0031.2底灰量t/h21.019.713.711.719.17.825.4飞灰量t/h 31.629.520.617.628.711.738总燃烧空气量Nm3/h917900858300598700512000833700894820928360烟气量Nm3/h1061700992800692500

17、59220096432010272401089500过量空气系数%17171717171717环境温度19.819.819.819.819.819.819.8排烟损失%5.465.235.716.125.655.604.54未燃尽碳损失0.650.760.810.950.660.650.78灰渣物理热损失%0.630.590.560.530.630.620.60辐射热损失%0.220.230.290.420.240.220.22石灰石煅烧热损失%1.421.421.421.421.420.411.63石灰石脱硫放热%-1.78-1.78-1.78-1.78-1.78-0.71-1.99制造余量

18、%00.7500000锅炉效率%93.492.892.9992.3493.1893.2194.22钙硫摩尔比/2222202NO 排放量mg/Nm 350350350350350350350SO 排放量mg/Nm 400400400400400400400脱硫效率%94.2294.2294.2294.2294.2285.4794.912. 烟气温度名 称单位设计煤种设计煤种设计煤种设计 煤种高加切除校核煤种（一）校核煤种（二）锅炉负荷%100B-ECR60%50%100100炉膛出口840840840840840840840分离器出口868868840840868868868高温过热器入口84

19、7846813808845846847低温再热器入口692685636612679687693高温省煤器入口580570513498565573581低温省煤器入口496486430411471488498空气预热器入口311304266253226308312空气预热器出口（未修正）149146141140115145151床温840840840840840840840外置床（中温过热器）空室入口温度840840840840840840840空室出口温度837836829817835837837中温过热器室出口温度650638553490620655646中温过热器室出口温度52851643

20、9390498533524外置床（高温再热器和低温过热器）空室入口温度840840840840840840840空室出口温度837837835832836837837高温再热器室出口温度685680653630675685682低温过热器室出口温度5335274954605265365313. 工质温度低温省煤器入口282277249239177282282高温省煤器入口338334305300289336339高温省煤器出口355352328317325354356低温过热器入口361360358329360361361低温过热器出口385386389373395387383中温过热器入口3

21、81384388373384378383中温过热器出口412414401379412410412中温过热器入口404406401379404401407中温过热器出口475475445416475475475高温过热器入口454450443401432456452高温过热器出口540540540540540540540冷段再热器入口327320289312325327327冷段再热器出口416412395416416413418热段再热器入口416412395416416413418热段再热器出口540540540540540540540空气预热器入口一次风温44.844.844.844.844.844.844.8空气预热器入口二次风温34.834.834.834.834.834.834.8流化风机出口风温69.869.869.869.869.869.869.84. 烟气平均流速炉膛m/s6.25.84.03.45.66.06.4高温过热器m/s12.011.27.56.510.911.512.2低温再热器m/s11.310.56.9