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Q    Q:
发动机原理,看看引擎气缸工作过程是怎样的

发动机原理,看看引擎气缸工作过程是怎样的

  JINQICHONGCHENG(intake stroke)

  HUOSAIZAIQUZHOUDEDAIDONGXIAYOUSHANGZHIDIANYIZHIXIAZHIDIAN。CISHIJINQIMENKAIQI,PAIQIMENGUANBI,QUZHOUZHUANDONG180°。ZAIHUOSAIYIDONGGUOCHENGZHONG,QIGANGRONGJIZHUJIANZENGDA,QIGANGNEIQITIYALICONGprZHUJIANJIANGDIDAOpa,QIGANGNEIXINGCHENGYIDINGDEZHENKONGDU,KONGQIHEQIYOUDEHUNHEQITONGGUOJINQIMENBEIXIRUQIGANG,BINGZAIQIGANGNEIJINYIBUHUNHEXINGCHENGKERANHUNHEQI。YOUYUJINQIXITONGCUNZAIZULI,JINQIZHONGDIAN 。QIGANGNEIQITIYALIXIAOYUDAQIYALI0 p ,JIpa= (0.80~0.90) 0 p。JINRUQIGANGNEIDEKERANHUNHEQIDEWENDU,YOUYUJINQIGUAN、QIGANGBI、HUOSAIDING、QIMENHERANSHAOSHIBIDENGGAOWENLINGJIANDEJIAREYIJIYUCANYUFEIQIDEHUNHEERSHENGGAODAO340~400K。

  YASUOCHONGCHENG(compression stroke)

  YASUOCHONGCHENGSHI,JIN、PAIQIMENTONGSHIGUANBI。HUOSAICONGXIAZHIDIANXIANGSHANGZHIDIANYUNDONG,QUZHOUZHUANDONG180°。HUOSAISHANGYISHI,GONGZUORONGJIZHUJIANSUOXIAO,GANGNEIHUNHEQISHOUYASUOHOUYALIHEWENDUBUDUANSHENGGAO,DAODAYASUOZHONGDIANSHI,QIYALIpcKEDA800~2 000kPa,WENDUDA600~750K。

  ZUOGONGCHONGCHENG(power stroke)

  DANGHUOSAIJIEJINSHANGZHIDIANSHI,YOUHUOHUASAIDIANRANKERANHUNHEQI,HUNHEQIRANSHAOSHIFANGCHUDALIANGDERENENG,SHIQIGANGNEIQITIDEYALIHEWENDUXUNSUTIGAO。RANSHAOZUIGAOYALIpZDA3 000~6 000kPa,WENDUTZDA2 200~2 800K。GAOWENGAOYADERANQITUIDONGHUOSAICONGSHANGZHIDIANXIANGXIAZHIDIANYUNDONG,BINGTONGGUOQUBINGLIANGANJIGOUDUIWAISHUCHUJIXIENENG。SUIZHEHUOSAIXIAYI,QIGANGRONGJIZENGJIA,QITIYALIHEWENDUZHUJIANXIAJIANG,QIYALIJIANGZHI300~500kPa,WENDUJIANGZHI1 200~1 500K。ZAIZUOGONGCHONGCHENG,JINQIMEN、PAIQIMENJUNGUANBI,QUZHOUZHUANDONG180°。

  PAIQICHONGCHENG(exhaust stroke)

  PAIQICHONGCHENGSHI,PAIQIMENKAIQI,JINQIMENRENGRANGUANBI,HUOSAICONGXIAZHIDIANXIANGSHANGZHIDIANYUNDONG,QUZHOUZHUANDONG180°。PAIQIMENKAIQISHI,RANSHAOHOUDEFEIQIYIFANGMIANZAIQIGANGNEIWAIYACHAZUOYONGXIAXIANGGANGWAIPAICHU,LINGYIFANGMIANTONGGUOHUOSAIDEPAIJIZUOYONGXIANGGANGWAIPAIQI。YOUYUPAIQIXITONGDEZULIZUOYONG,PAIQIZHONGDIANr DIANDEYALISHAOGAOYUDAQIYALI,JIpr=(1.05~1.20)p0。PAIQIZHONGDIANWENDUTr=900~1100K。HUOSAIYUNDONGDAOSHANGZHIDIANSHI,RANSHAOSHIZHONGRENGLIUYOUYIDINGRONGJIDEFEIQIWUFAPAICHU,ZHEIBUFENFEIQIJIAOCANYUFEIQI。



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| 发布时间:2017.06.08    来源:佛山发电机 legou0916.com