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ID:52374585
大小:2.05 MB
页数:5页
时间:2020-03-27
《甲醇汽油在汽油机上的应用研究.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第43卷第3期2014年6月小型内燃机与摩托车SMALLINTERNALCOMBUSTIONENGINEANDMOTORCYCLEV01.43NO.3Jun.2014·新能源·甲醇汽油在汽油机上的应用研究4段敏伟谭树波杨维成宋家龙乔拟春罗勇(上海化工研究院醇醚燃料研究室上海200062)摘要:通过在JW491Q—ME型汽油机上分别燃用92#iQ油和标号为M0、M15、M25、M35甲醇汽油,研究不同燃油燃烧的稳定性、经济性、动力性及排放性等特征指标。结果表明:输出功率恒定时,燃油油耗量(B)高低依次为M15>M35>M25>M0,甲醇汽油较92#iQ油的B值增幅在5%以
2、内,但综合甲醇价格优势,甲醇汽油经济性优于92#iQ油;且燃用M15、M25、M35的输出功率及扭矩均大于燃用M0、92#iQ油,甲醇汽油动力性能更强劲;排放性方面,甲醇汽油的CO、HC排放明显低于92#iQ油,NO,排放则主要取决于发动机燃烧温度。在怠速条件下,甲醇汽油的NO,排放与92#iK油的相当,而高负荷时,甲醇汽油的NO,排放明显高于92#iQ油,但经三元催化(TWC)后,NO,排放降幅可高达99.02%,甲醇汽油的NO排放可控。可为中低比例甲醇汽油的实际应用提供参考。关键词:甲醇汽油汽油机稳定性经济性动力性排放性中图分类号:TK411.7文献标识码:A文章编
3、号:1671—0630(2014)03—0082—05AppliedResearchonthePerformanceoftheMethanol-——GasolineUsedintheGasolineEngineDuanMinwei,TanShubo,YangWeicheng,SongJialong,QiaoNichun,LuoYongLaboratoryofAlcoholandEtherFuelsofShanghaiResearchInstituteofChemicalIndustry(Shanghai,200062,China)Abstract:Thispaperma
4、dearesearchofstability,fuelefficiency,powerpertbnnanceandconventionalenlis—siononthegasolineenginebyrespectivelyusingof92#gasoline,M0,M15,M25andM35methanol—gaso—line.TheexperimentresultsshowthattheleveloffuelconsumptionisM15>M35>M25>M0whenout—putpowerisconstant,andtheoilconsumptiongrowth
5、rateofmethanol—gasolinecomparedwith92#isnotmorethan5%.Buteconomyofmethanol—gasolineismoreprominentthan92#gasolinebecauseofthepriceofmethan01.AndoutpowerandtorqueofburningM15.M25andM35arebothlargerthanM0and92#gaso—line.Methanol—gasolineismorepowel{h1.Onemissions.BothCOandHCemissionsofmeth
6、anolgasolineisobviouslyreducedcomparedwith92#gasoline.However,theNO。generationamountdependslargelyonthecombustiontemperature.Inidlemode,NO。emissionsfrommethanolgasolinetendtodecrease.ButNO。enlis—sionsofmethanol—gasolineissignificantlyhigherthan92#underhighloadmode.However.thedeclineofNO,
7、emissionsisupto99.02%afterTWC.NO。emissionsofmethanolgasolineiscontrollable.Thearticleprovidesaretereneeforthepracticalapplicationofthelowproportionofmethanol—gasoline.Keywords:Methanol—gasoline,Gasolineengine,Stability,Fuelefficiency,Powerpertormance,Conventional*基金项目:上海市
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