空預(yù)器漏風(fēng)率計算

空預(yù)器漏風(fēng)率計算表,,,,,,,,,,,,,

根據(jù)ASMEPTC4.3,,,,,,,,,,,,,

項目名稱,,,,符號,單位,計算公式,,,,,,數(shù)值,

煤質(zhì)數(shù)據(jù),碳,,,Car,kg/kg,原煤化驗值,,,,,,0.6032,

,氫,,,Har,kg/kg,原煤化驗值,,,,,,0.0312,

,氧,,,Oar,kg/kg,原煤化驗值,,,,,,0.0747,

,氮,,,Nar,kg/kg,原煤化驗值,,,,,,0.0072,

,硫,,,Sar,kg/kg,原煤化驗值,,,,,,0.0162,

,水分,,,mf,kg/kg,原煤化驗值,,,,,,0.1333,

,灰分,,,a,kg/kg,原煤化驗值,,,,,,0.1342,

,低位發(fā)熱量,,,LHV,kj/kg,原煤化驗值,,,,,,22750,

空氣參數(shù),大氣壓力,,,Pa,kPa,試驗實測值,,,,,,100.42,

,干球溫度,,,td,℃,試驗實測值,,,,,,23,

,濕球溫度,,,tw,℃,試驗實測值,,,,,,18,

,相對濕度,,,φ,%,查表,,,,,,85,

,飽和蒸汽壓力[td],,,Pb,kPa,查表,,,,,,2.81,從水蒸氣表中取值

,空氣含濕量,,,WmA,kg/kg,查表,,,,,,0.015,依據(jù)GB10184-88P36中空氣絕對濕度計算公式

灰渣可燃物,飛灰比率,,,rf,%,取定,,,,,,90,取定

,爐渣比率,,,rs,%,取定,,,,,,10,取定

,飛灰可燃物,,,Cf,%,試驗實測值,,,,,,2,

,爐渣可燃物,,,Cs,%,試驗實測值,,,,,,3,

,灰渣平均可燃物,,,Cav,%,rs×Cs/(100-Cs)+rf×Cf/(100-Cf),,,,,,2.15,

,干灰渣量,,,Wdp,kg/kg,a×100/(100-Cav),,,,,,0.14,

,實際燒掉的碳,,,Cb,kg/kg,Car-a×Cav/100,,,,,,0.6003,

空預(yù)器入口煙氣量,氧,,,[O2]14,%,試驗實測值,,,,,,4.7,

,二氧化碳,,,[CO2]14,%,試驗實測值,,,,,,14.88,

,一氧化碳,,,[CO]14,%,試驗實測值,,,,,,0,

,氮,,,[N2]14,%,100-[O2]14-[CO2]14-[CO]14,,,,,,79.98,

,干空氣量,,,[WA′]14,kg/kg,[28.02×[N2]14×(Cb＋0.375×Sar)]/[9.23×([[CO2]14+[CO]14)]-1.301×Nar,,,,,,9.89,

,干煙氣量,,,[WG′]14,kg/kg,[(44.01×[CO2]14＋32.0×[O2]14＋28.02×[N2]14＋28.01×[CO]14)×(Cb＋0.374×Sar)]/[12.01×([CO2]14+[CO]14)],,,,,,10.34,

,煙氣中水分,,,[WmG]14,kg/kg,8.936×Har＋[WA′]14×WmA＋mf,,,,,,0.56,

,濕煙氣量,,,[WG]14,kg/kg,[WG′]14＋[WmG]14,,,,,,10.90,

空預(yù)器出口煙氣量,氧,,,[O2]15,%,試驗實測值,,,,,,6.6,

,二氧化碳,,,[CO2]15,%,試驗實測值,,,,,,13.9,

,一氧化碳,,,[CO]15,%,試驗實測值,,,,,,0,

,氮,,,[N2]15,%,100-[O2]15-[CO2]15-[CO]15,,,,,,79.5,

,干空氣量,,,[WA′]15,kg/kg,[28.02×[N2]15×(Cb＋0.375×Sar)]/[9.23×([[CO2]15+[CO]15)]-1.301×Nar,,,,,,10.52,

,干煙氣量,,,[WG′]15,kg/kg,[(44.01×[CO2]15＋32.0×[O2]15＋28.02×[N2]15＋28.01×[CO]15)×(Cb＋0.374×Sar)]/[12.01×([CO2]15+[CO]15)],,,,,,11.08,

,煙氣中水分,,,[WmG]15,kg/kg,8.936×Har＋[WA′]15×WmA＋mf,,,,,,0.57,

,濕煙氣量,,,[