Piston used for multi-cylinder diesel engine

The utility model discloses a piston used for a multi-cylinder diesel engine, which comprises a piston body, the top of the piston body is provided with a necking dumbbell-shaped combustion chamber, the volume of the combustion chamber is from 51 to 58.5mm, and with the improvement, the rated power...

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Bibliographic Details
Main Authors SUN DEZHENG, LIU HONGCHI
Format Patent
LanguageChinese
English
Published 10.03.2010
Subjects
ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
BLASTING
COMBUSTION ENGINES
CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
WEAPONS
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Summary:The utility model discloses a piston used for a multi-cylinder diesel engine, which comprises a piston body, the top of the piston body is provided with a necking dumbbell-shaped combustion chamber, the volume of the combustion chamber is from 51 to 58.5mm, and with the improvement, the rated power of the diesel engine is increased to 36.5kW from the original 34kW; the power of an exhaust emissioncompliance test is increased to 34.5 to 35kW from the original 31.5 to 32kW; and a model machine operates stably in the process of a reliability test, the test parameters show normal, and no operation failure caused by the piston appears.
Bibliography:Application Number: CN2009225426U