摩托车国四触媒开发与研究(1) .pdfVIP

设计·研究

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DesignResearch

摩托车国四触媒开发与研究(1)

李秀童硕刘兴奇王周杨

（湖北航特装备制造股份有限公司）

摘要：基于摩托车国四触媒开发，从优化触媒的配方和制备工艺、触媒的位置、载体结构等三个方

面开展了摩托车国四触媒开发与研究。研究结果表明，通过触媒催化性能模拟配气评价和整车Ⅰ型试验

评价验证，优化触媒的配方和制备工艺，确定性能最佳的配方和制备工艺；通过排气管温度场测试，确

定了前级+后级的触媒配置，大幅度提升了触媒的排放性能；选用LS型载体代替常规载体，触媒的性价

比进一步提升。为开发高性价比的摩托车国四触媒提供了参考和借鉴。

关键词：摩托车国四触媒配方和制备工艺触媒位置温度场载体结构LS

DevelopmentandResearchofCatalystforMotorcycle

Ⅳ

EmissionStandard(ChinaStage)(1)

LiXiuTongShuoLiuXingqiWangZhouyang

(HubeiHangteEquipmentManufacturigCo.Ltd.)

Abstract:Ⅳ

Developmentandresearchofcatalystformotorcycleemissionstandard(Chinastage)were

carriedoutfromthreeaspects:optimizingtheformulationandpreparationprocessofCatalyst,thelocationof

Catalystandthestructureofcarrier.Theresultsshowthattheoptimumcatalystformulationandpreparation

processaredeterminedbycatalystcatalyticperformanceevaluationviasyntheticgastestandvehicleItype

determined,whichgreatlyimprovestheemissionperformanceofcatalyst;LStypecarrierwasusedinsteadof

Ⅳ

thedevelopmentofhighperformance-priceratiocatalystformotorcycleemissionstandard(Chinastage).

Keywords:Ⅳ

MotorcycleCatalystformotorcycleemissionstandard(Chinastage)Formulationand