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Sally Cahyati
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Pengaruh Strategi Lintasan Pahat; Raster Dan 3D Offset Terhadap Kerataan Dan Kesejajaran Produk Cahyati, Sally
MESIN Vol 9, No 2 (2007): MEMINIMALKAN KERUGIAN KAMPUS AKIBAT BANJIR
Publisher : Program Studi Teknik Mesin, Universitas Trisakti

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Abstract

The Influence of Tool Path Strategies; Raster and 3D Offset to Flatness and Parallelismof Product. Parallelism of two surfaces is one of geometrical tolerance that can measure after theirtolerances offlatness are known. The parallelism andflatness are two geometrical characters thatusually require bystandardizedplates ofmould. Tool path ofmilling machine ona surface plateis one ofthing that influences their character. In this paper, geometrical character offlat plane surface that hadbeen machined by raster tool path strategy and 3D offset strategy will be analyzed. The result ofexperiment can beusefor refinement ofmachining strategies toachieve an optimized machining.
PEMANFAATAN METODA JARINGAN SYARAF TIRUAN BACK PROPAGATION?ADA ANALISIS PENGARUH PARAMETER PEMOTONGAN TERHADAP KEMIRINGAN SISI POTONG HASIL PEMOTONGAN DENGAN LASER CO2 Cahyati, Sally; Suroso, Suroso
MESIN Vol 8, No 2 (2006)
Publisher : Program Studi Teknik Mesin, Universitas Trisakti

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The weakness of a laser cutting edges product is tapering form. Sometime tapering is an unwantedperformance product and needfinishing processes to eliminate its. Setting ofparameters cutting can minimizetapering. Amodeling of process is needed to represent the relationship influence of each parameter cutting.But there are difficulties torepresent them tobemathematical models. The solutionfor this case is use one ofArtificial Neural Network (ANN) method what is called Back Propagation. This is an appropriate method toprocess input - output data to be a model process. The results show that the tapering is significantlyinfluenced by the parameters process, the nozzle speed andgas pressure, having the most significant effects.