E-Mobility Engineering 019 | In conversation: Stephen Lambert l WAE EVR l Battery case materials focus l Quality control insight l Clipper Automotive Clipper Cab digest l Optimising battery chemistries insight l Powertrain testing focus

4 Intro The choice of materials, and the science behind optimising them for a given application, are essential for pushing EV designs to the next level 6 The Grid Power Integrations announces 900 V switch for 400 V powertrains, Pickering Interfaces develops modular test system for BMSs, SABIC creates concept for all-plastic EV chargers, and much more... 16 In Conversation: Stephen Lambert The head of electrification at McLaren Applied explains how the company is drawing on its motorsport technology to cater for the EVs market 20 Dossier: WAE EVR Signalling another embrace of e-mobility applications, we examine motorsport veteran WAE’s latest skateboard, designed for electric supercars 34 Focus: Battery case materials Good news for battery case developers in the form of a growing range of materials for improving the designs and properties of their products 44 Insight: Quality control With EVmanufacturing needing a different approach to QC from their IC-engined counterparts, technology suppliers tell us how they are meeting the new requirements 52 Digest: Clipper Automotive Clipper Cab We explain how this electric version of the London black cab has been converted using components from written-off vehicles 58 Deep insight: Optimising battery materials Our round-up of the latest research into new additives for boosting the performance of solid-state and other cells 64 Focus: Powertrain testing Experts in the field explain how they are adapting their services to meet the particular needs of EVs 74 PS: Ammonia as an EV fuel Ammonia holds great promise as a source of hydrogen for EVs, but technical problems first need to be overcome 44 20 64 3 May/June 2023 | E-Mobility Engineering Contents | May/June 2023