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Your search keyword '"Prahalad K. Rao"' showing total 3 results
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3 results on '"Prahalad K. Rao"'

1. Toward the digital twin of additive manufacturing: Integrating thermal simulations, sensing, and analytics to detect process faults

Author

Linkan Bian, Reza Yavari, Kevin D. Cole, Aniruddha Gaikwad, Mohammad Montazeri, and Prahalad K. Rao

Subjects
Computer science, Analytics, business.industry, Thin wall, Thermal, Data analysis, Process (computing), Control engineering, business, Industrial and Manufacturing Engineering
Abstract

The goal of this work is to achieve the defect-free production of parts made using Additive Manufacturing (AM) processes. As a step towards this goal, the objective is to detect flaws in AM parts d...

Published
2020

2. In-process monitoring of porosity in additive manufacturing using optical emission spectroscopy

Author

Alexander J. Dunbar, Mohammad Montazeri, Prahalad K. Rao, and Abdalla R. Nassar

Subjects
Graph fourier transform, Materials science, law, Photodetector, Optical emission spectroscopy, Composite material, Classification of discontinuities, Work in process, Porosity, Laser, Industrial and Manufacturing Engineering, law.invention
Abstract

A key challenge in metal additive manufacturing is the prevalence of defects, such as discontinuities within the part (e.g., porosity). The objective of this work is to monitor porosity in Laser Po...

Published
2019

3. Layer-wise spatial modeling of porosity in additive manufacturing

Author

Zhenyu James Kong, Prahalad K. Rao, Chenang Liu, Yun Bai, Jia Liu, and Christopher B. Williams

Subjects
0209 industrial biotechnology, Work (thermodynamics), Mechanical engineering, 02 engineering and technology, 01 natural sciences, Industrial and Manufacturing Engineering, 010104 statistics & probability, Important research, 020901 industrial engineering & automation, Layer wise, Spatial evolution, 0101 mathematics, Porosity, Geology
Abstract

The objective of this work is to model and quantify the layer-wise spatial evolution of porosity in parts made using Additive Manufacturing (AM) processes. This is an important research area becaus...

Published
2018

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