Vibration and Acoustic Pre-Assessment Study for Free Piston Engine Structure

作者: Ahmad Kamal Ariffin Mohd Ihsan , Nuraini Abdul Aziz

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摘要: This paper presents modelling and simulation study of vibration acoustic for a new free piston engine. The engine is concept where its motion not restricted by the crankshaft component. movement influenced forces developed from fuel combustion process air compression in has become an issue or problem which consequently to structure because unbalance forces. Vibration analysis been using finite element software MSC.PATRAN order determine natural frequency response structure. Theoretical development balance also conducted. From analysis, force pattern can be compare with frequency. will then used as input data boundary method coupled noise level produce integration determined - that affected towards occurrence especially when operation mode.

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