Explanipedia

Electric Motor Thermal Management Open

Rajneesh Chaudhary, Emily Cousineau, Xuhui Feng, Bidzina Kekelia, Jeff Tomerlin , et al. · 2024

The poster reports the accomplishments of EDT-Electric Motor Thermal Management consortium project for 2024 VTO Annual Merit Review (AMR). The overall aims of the project are to support research enabling compact, reliable, low-cost, and ef…

Voxelized atomic structure framework for materials design and discovery Open

Matthew C. Barry, Jacob R. Gissinger, Michael Chandross, Kristopher E. Wise, Surya R. Kalidindi , et al. · 2023

Measurements and numerical calculations of thermal conductivity to evaluate the quality of β-gallium oxide thin films grown on sapphire and silicon carbide by molecular beam epitaxy Open

Diego Vaca, Matthew C. Barry, Luke Yates, Neeraj Nepal, D. S. Katzer , et al. · 2022

We report a method to obtain insight into lower thermal conductivity of β-Ga2O3 thin films grown by molecular beam epitaxy (MBE) on c-plane sapphire and 4H-SiC substrates. We compare experimental values against the numerical predictions to…

Validation and Parametric Investigations Using a Lumped Thermal Parameter Model of an Internal Permanent Magnet Motor: Preprint Open

Sebastien Sequeira, Kevin Bennion, Emily Cousineau, Sreekant Narumanchi, Gilberto Moreno , et al. · 2021

One of the key challenges for the electric vehicle industry is to develop high-power-density electric motors. Achieving higher power density requires efficient heat removal from inside the motor. In order to improve thermal management, a m…

Flow-Assisted Evaporative Cooling for Electric Motor Open

Amitav Tikadar, Joon Woo Kim, Yogendra Joshi, Satish Kumar · 2021

This paper examines a novel concept of flow assisted latent heat driven two-phase evaporative cooling (EC) confined in-between slot liner and active-winding of electric motor. Wicking micro-structure enhanced PDMS liner axially sucks coola…

IoT Based Power Line Communication in UndergroundCoal Mines Open

L. Ranjith, Lalnunsiama Fanai, Kuenga Choeden, Satish Kumar, P.Santhosh Kumar . · 2021

The intention of presenting this paper is to transmit/receive digital data via power lines for mining applications. Communications on the Power line use the existing power line network for connectivity purposes. This technology is preferre…

Comparison of electro-thermal performance of advanced cooling techniques for electric vehicle motors Open

Amitav Tikadar, David Johnston, Nitish Kumar, Yogendra Joshi, Satish Kumar · 2020

Field-induced resistance peak in a superconducting niobium thin film proximity coupled to a surface reconstructed SrTiO3 Open

Akhilesh Kr. Singh, Uddipta Kar, Matthew D. Redell, Tsung‐Chi Wu, Wei-Hsiang Peng , et al. · 2020

Oxygen vacancy is known to play an important role for the physical properties in SrTiO 3 (STO)-based systems. On the surface, rich structural reconstructions had been reported owing to the oxygen vacancies, giving rise to metallic surface …

Coupled Electro-Thermal Analysis of Permanent Magnet Synchronous Motor for Electric Vehicles Open

Amitav Tikadar, Nitish Kumar, Yogendra Joshi, Satish Kumar · 2020

Permanent magnet synchronous motors (PMSM) are extensively used in electric vehicles. However, high internal heat generation and inefficient heat dissipation often limit the operational reliability, and longevity of the PMSM. Therefore, pr…

Fully-Integrated Heterogeneous DML Transmitters for High-Performance Computing Open

Di Liang, Ashkan Roshan-Zamir, Yang-Hang Fan, Chong Zhang, Binhao Wang , et al. · 2019

Optical connectivity, which has been widely deployed in today's datacenters and high-performance computing (HPC) systems, is a disruptive technological revolution to the IT industry in the new Millennium.In our journey to debut an Exascale…

Spatial Mapping of Thermal Boundary Conductance at Metal–Molybdenum Diselenide Interfaces Open

David B. Brown, Wenqing Shen, Xufan Li, Kai Xiao, David B. Geohegan , et al. · 2019

Improving the thermal transport across interfaces is a necessary consideration for micro- and nanoelectronic devices and necessitates accurate measurement of the thermal boundary conductance (TBC) and understanding of transport mechanisms.…

CCDC 619578: Experimental Crystal Structure Determination Open

Ram Kumar Tittal, Ram Nath Ram, Ayushi Nirwan, Vikas D. Ghule, Satish Kumar · 2019

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …

Phonon transport properties of two-dimensional electride Ca2N—A first-principles study Open

Matthew C. Barry, Zhequan Yan, Mina Yoon, Surya R. Kalidindi, Satish Kumar · 2018

We investigate phonon transport in dicalcium nitride (Ca2N), an electride with two-dimensional confined electron layers, using first-principles density functional theory and the phonon Boltzmann transport equation. The in-plane (κ100) and …

Effect of Metal Doping and Vacancies on the Thermal Conductivity of Monolayer Molybdenum Diselenide Open

Milad Yarali, Hatem Brahmi, Zhequan Yan, Xufan Li, Lixin Xie , et al. · 2018

It is well understood that defect engineering can give rise to exotic electronic properties in transition-metal dichalcogenides, but to this date, there is no detailed study to illustrate how defects can be engineered to tailor their therm…

Electrostatic Assist of Liquid Transfer in Printing Processes Open

Chung-Hsuan Huang, Satish Kumar · 2016

University of Minnesota Ph.D. dissertation. July 2018. Major: Chemical Engineering. Advisor: Satish Kumar. 1 computer file (PDF); x, 115 pages.

The Role of Interfacial Electronic Properties on Phonon Transport in Two-Dimensional MoS<sub>2</sub> on Metal Substrates Open

Zhequan Yan, Liang Chen, Mina Yoon, Satish Kumar · 2016

We investigate the role of interfacial electronic properties on the phonon transport in two-dimensional MoS₂ adsorbed on metal substrates (Au and Sc) using first-principles density functional theory and the atomistic Green's fun…

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