shaban 2.ppt

8/17/2019 SHABAN 2.ppt

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CONTENTS...


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TYPES OF DOWNSIZING

STATIC DOWNSIZING

REDUCTION OF MAIN SIZE OF ENGINE

DYNAMIC DOWNSIZING

REDUCING NUMBER OF CYLINDERS


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PISTON DOWNSIZING.....

ITS THE TECHNIQUE OF SUITABLYREDUCING THE PISTON SIZE WITHOUTAFFECTING THE WORK PARAMETERS


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VARIANTS OF PISTON DOWNSIZING...

Wd – d!"#$%$"& '()$ A – d!"#$%$"& *(+)' *' ,$#)" #)'-./B – d!"#$%$"& *(+)' *' +01$"d.' d$(.).'

A3SdS B3DdD


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DESIGN AND ANALYSIS OF DOWN

SIZED PISTON USING......

CATIA V5 MULTIPLATFORMCAD SYSTEM


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BEFORE AND AFTER DOWNSIZING

BASED ON TRANSALATIONAL DISPLACEMENT6ECTOR


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CONT

BEFORE DOWNSIZING AFTER DOWNSIZING

BASED ON HUBER MISES STRESS


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AD6ANTAGES

• IMPRO6ES THE BRAE MEANEFFECTI6E PRESSURE

• USEFUL EFFICIENCY INCRESES

• SPECFIC FUELCONSUMPTIONCONSIDERABLY DECREASE

• LOWER CO2 EMMISSION

• LOWER HC EMMISSION


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DISADVANTAGES....

• NEED FOR PROPER DESIGN

• TIME CONSUMPTION ISCOMPARITI6ELY HIGH

• DOWNSIZING LEADS TO COMPLE8ITY


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COCLUSION


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REFERENCES• 9; M B'%.1$!$=#-$/ D!"#$%$"& – ( ".! d$'.+)$" * • (?)@$1. ."&$". d..1,.")/ M(&(%$". * C@?#)$"• E"&$".# 2 24 –• 92; DJ F'(#.'/ H! L! C(" W. G C(11."&.# ("d

• O,,')?"$)$.# * E"&$". D!"#$%$"& ) '.d?+. CO2• E$##$"#/ S.$"(' P'+..d$" IM.+E/ L"d"/ 2/ ,,• –• 9; J $'!("/ E"&$". D!"#$%$"& ("d T?'@+('&$"& !$)• G(#1$". D$'.+) I".+)$"/ D.1,$/ 2• 94; ZJ S'-(/ W0@'(". %(&(d"$."$( ).'$$ )-!0+ #$1"$-K!• #,(1$"!0+ ! (#,.-+$. %$(" @)+$ #--!./ O*$+0"(• W0d(!"$+%( P1$).+"$-$ W'+(!#-$./ W'+(!/ 2• 95; M W.$##@(+-/ M H!1.))/ M A?##.'*.'/ S .,#.1/ T.• .**$+$."+0 ."&$". – +#).**.+)$. (1).'"()$. ) d!"#$%$"&/• M(&(%$". * C@?#)$" E"&$".# 2 4 22 –• 9; GP B1($'/ D.#$&" ("d S$?1()$" * F?'S)'-. E"&$"./ SAE/• W(''."d(1./ • 97; JB H.0!d/ I").'"(1 C@?#)$" E"&$". F?"d(.")(1#/• M+G'(!H$11 I").' .d$)$"/ S$"&(,'./ • 9; M ?(


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shaban 2.ppt

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