[HTML][HTML] Dual-mode laser beam welding of similar and dissimilar material tab-to-busbar for electric vehicle battery pack

N Kumar, VV Pamarthi, C Harris, E Burbidge… - Journal of Advanced …, 2024 - Elsevier
The escalation in electric vehicle (EV) adoption necessitates advanced laser joining
techniques for critical battery pack components. However, using a standard Gaussian single …

Investigating laser and ultrasonic welding of pouch cell multi-foil current collectors for electric vehicle battery fabrication

N Kumar, VV Pamarthi, A Das - The International Journal of Advanced …, 2024 - Springer
The escalating necessity for more efficient and defect-free joining of 'ultra-thin foil collectors-
to-tabs' in electric vehicle (EV) Li-ion pouch cells motivates this study. The prevalent …

[HTML][HTML] In-depth evaluation of laser welding of thick busbar to 21700 Li-ion cell terminal for electric supercar vehicle battery pack

N Kumar, VV Pamarthi, J Moffat, I Masters - Journal of Materials Research …, 2024 - Elsevier
High-performance supercars using Li-ion batteries necessitate thicker aluminium busbars
with thin steel joints. However, joining these materials often leads to overheating resulting in …

[HTML][HTML] Real-time electro-thermo-mechanical performance evaluation of laser welded AA 1050 busbar

N Kumar, R Beaumont, C Harris, I Masters… - Journal of Energy …, 2024 - Elsevier
The efficiency of electric vehicle battery packs is dependent upon the quality of the lithium-
ion cell to busbar connection. The busbars of battery packs are increasingly being …

[HTML][HTML] A modelling approach for laser welding of busbars to lithium-ion prismatic cell terminals to enhance failure prediction

N Kumar, R Beaumont, JS Gomez, C Harris… - Optics & Laser …, 2024 - Elsevier
Laser welding is increasingly being used to connect automotive battery packs and weld
busbars to prismatic cell terminals due to its ability to weld a wide variety of materials at high …

Micro-resistance welding of NiTi shape memory alloy wire and MP35N wire

T Oyamada, K Zhang, P Peng… - Science and Technology …, 2024 - journals.sagepub.com
The micro-resistance welding between NiTi shape memory alloy and Co-35Ni-20Cr-10Mo
alloy (MP35N) wires was investigated to gage the feasibility of their future applications …

Impact of multiple ultrasonic and laser welds on electro-thermal behaviours for connecting Li-ion battery cells

I Manna, N Kumar, A Das - Transportation Research Procedia, 2023 - Elsevier
The need for efficient manufacturing methods to produce battery packs is increasing with the
growing demand for Electric Vehicles (EVs). A large number of individual battery cells are …