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contributor authorC. Arcoumanis
contributor authorC. Vafidis
contributor authorJ. H. Whitelaw
date accessioned2017-05-08T23:24:57Z
date available2017-05-08T23:24:57Z
date copyrightDecember, 1987
date issued1987
identifier issn0098-2202
identifier otherJFEGA4-27030#368_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/102564
description abstractThe flow generated by the helical port of a production Diesel engine has been investigated by laser Doppler anemometry under steady flow and operating conditions at ∼ 900 rpm and compression ratio of 8. The flow around the valve periphery was found to be non-uniform with the axial velocity distribution being more sensitive to valve lift. The in-cylinder swirl distribution at inlet valve closure exhibited an axial stratification in the disc-chamber while turbulence intensity remained constant in the clearance volume during the rest of the compression stroke with levels of 0.5 v p and a minimum of about 0.4 v p at top-dead-center following a rapid decay at θ=340°.
publisherThe American Society of Mechanical Engineers (ASME)
titleValve and In-Cylinder Flow Generated by a Helical Port in a Production Diesel Engine
typeJournal Paper
journal volume109
journal issue4
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.3242675
journal fristpage368
journal lastpage375
identifier eissn1528-901X
keywordsFlow (Dynamics)
keywordsValves
keywordsCylinders
keywordsDiesel engines
keywordsCompression
keywordsLaser Doppler anemometry
keywordsDisks
keywordsTurbulence AND Clearances (Engineering)
treeJournal of Fluids Engineering:;1987:;volume( 109 ):;issue: 004
contenttypeFulltext


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