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Effects of time per layer and part geometry on thermal history and microcracking in the fabrication of nickel superalloy samples by laser powder bed fusion

Description/Abstract:

In this work, the purpose of the current study is to understand the effects of time per layer and part geometry on microcracking behavior...

Keyword:

Constricted geometry, Inconel 738 LC, Laser powder bed fusion, Microcracking, Thermal analysis, and Time per layer

Resource Type:

Article

Author:

Masahiro Kusano, Yusuke Takata, Atsushi Yumoto, and Makoto Watanabe

Journal:

Additive Manufacturing

Date Uploaded:

10/04/2024
Heat Source Model Development for Thermal Analysis of Laser Powder Bed Fusion Using Bayesian Optimization and Machine Learning

Description/Abstract:

To understand the correlation between process, structures, and properties in laser powder bed fusion (L-PBF), it is essential to use nume...

Keyword:

Bayesian optimization, Heat source model, Laser powder bed fusion, Laser scanning conditions, Multiple linear regression, and Thermal analysis

Resource Type:

Article

Author:

Masahiro Kusano and Makoto Watanabe

Journal:

Integrating Materials and Manufacturing Innovation

Date Uploaded:

09/04/2024