船舶尾气排放净化系统开发预案(cope).ppt

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1、船舶尾气排净化系统开发方案何洪2012-09-13一，船舶发动机低速两冲程发动机满足IMOTierII排放标准低速两冲程发动机满足IMOTierII排放标准低速两冲程发动机满足IMOTierII排放标准二.船舶发动机排放特性Data2011-2-152011-2-152011-2-152011-2-15Load%100755025Samplecoolertemperature℃4.04.04.04.0Gassampletemperature℃217196209233AmbientconditionBackgroundCO2（assumed）%0.030.030.030.03Measu

2、redvaluesO2(dry)%15.02418.51015.86715.653CO2(dry)%4.2553.7163.6483.825CO(dry)Ppm69.45.793.0211.0NOx(dry)Ppm709.5770.3730.5804.6HC(wet)pmmC171.955.651.460.6MANB&WTwo-StrokeEnginesontheTestBed”二.船舶发动机排放特性SpecificEmission(asmeasyred)O2g/kWh1385160717201658CO2g/kWh539530544557COg/kWh0.560.410.881.9

3、6NOx(asNO2)g/kWh9.4011.4811.3812.25HC(asCH4)g/kWh0.300.260.250.29SO2(Calculated)g/kWh0.280.270.280.29H2O(Calculated)g/kWh238238245251CalculateddataDry/wetcorrectionfacorKrw0.9640.9690.9690.968NOxHumiditycorrectionfoacor,khd0.8960.8980.8820.891ExhaustgasflowKg/kWh8.679.7010.139.93MANB&WTwo-Strok

4、eEnginesontheTestBed”Exhaustgasflow*(calculatedperengine)Kg/h74388.68322686915.485199.4Exhaustgasflow*(calculatedperengine)M3/h57531643666721965892SO2concentration（calculated）mg/M341.836.035.737.7*)NOxISOambientcorrectionusingMBD00.03.21correctionfactors**)ParentengineNOxemissionvalues***)Paren

5、tengineNOxemissionvaluesatmaximumallowedoperatingvalues机型6S50MC-C功率：8580KW标况下空气密度为1.293Kg/M3二.船舶发动机排放特性MANB&WTwo-StrokeEnginesontheTestBed”二.船舶发动机排放特性二.船舶发动机排放特性三.船舶排放标准发展和限值三.船舶排放标准发展和限值三.船舶排放标准发展和限值1bhp=0.73KW。三.船舶排放标准发展和限值三.船舶排放标准发展和限值四.船舶燃料S含量限值五.船舶污染排放控制技术五.船舶污染排放控制技术五.船舶污染排放控制技术五.船舶污染排放控制

6、技术6.1MANB&WSCR技术六.船舶NOx污染排放控制技术MANB&W6S46MC-C8SCR系统MANB&W6S46MC-C8SCR反应器MANB&WTwo-StrokeEngines的SCR系统MANB&WTwo-StrokeEngines的SCR系统6.2WARTSILASCR技术2冲程低速机SCR系统4冲程中速发动机SCR系统4冲程中速发动机SCR系统4冲程中速发动机SCR反应器Asaresult,inanatmosphereoflow-temperatureexhaustgasesat250Cafterturbocharging,stabledenitrationeff

7、ectswereobservedduringatestonland,whichledtoshipboardtestsonanoperationalvesselwithaneyetopracticaluse.6.3MitsubishiSCR技术6.4SCR工作条件6.4SCR工作条件6.4SCR工作条件6.4SCR工作条件6.5SCR系统工艺图6.5SCR系统工艺图6.6SCR系统工程范例七.船舶SOx污染排放控制技术GeneraloutlookofMari