Automotive Engineering - March 2023 - 1

CONTENTS
FEATURES
16 The push for e-powertrain progress
COVER STORY
Upstarts and heavy-hitter suppliers alike are fast-tracking advances in
existing e-propulsion technology - as well as radical new solutions.
21 Battle for the box BATTERY PACK TRENDS
EV battery enclosures are a hotbed of subsystem design, materials
innovation and vehicle integration.
25 Returning to the SAE presidency
for 2023 PEOPLE
Boeing veteran Todd Zarfos brings a " prudently aggressive "
mindset to help advance SAE's goals in the mobility ecosystem.
26 Balancing the 'dominos' in EV
thermal management THERMAL MANAGEMENT
Excessive internal valve leakage is an inefficiency that worsens
upstream system inefficiencies. Effective valve design is the solution.
28 Deep breathing for EV batteries
BATTERY VENTING
Optimum venting is a key to maximizing EV battery pack performance
and safety. An expert offers five important design considerations.
ON THE COVER
New innovations in e-propulsion tech are the focus of this month's
cover story. A new generation of e-motors include externally-excited
machines, novel internal cooling, PCB stators with etched copper
conductors and much more. The rundown begins on page 16.
(Cover image: Robert Bosch)
REGULARS
2 Editorial: The Ford we didn't know
3 Supplier Eye
A bumpy ride to the BEV future
4 Technology Report
4 BMW takes multi-modal route to
manufacturing | MANUFACTURING
5 Lumotive's new LCM chip underpins next-gen
lidar | SENSORS
6 Brunswick launches all-electric marine
outboard | ELECTRIFICATION
8 Sustainability shines in Asahi's shuttle
concept | MATERIALS
10 Road Ready
10 Chevrolet unveils 2024 Corvette E-Ray hybrid
11 Mazda's 2024 CX-90 offers all-new turbo I-6,
PHEV propulsion
12 Volvo's high-wire act: new EX-90
30 Reader Feedback
31 Q&A
Satoki Oya, chief engineer for the fifthgeneration
2023 Toyota Prius, talks about
radically changing the look and performance of
the world's best-known hybrid - without
impacting its signature efficiency.
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SAE Magazines
10
AUTOMOTIVE ENGINEERING
Automotive Engineering®, March 2023, Volume 10, Number 2. Automotive Engineering
(USPS 474-100) is published 9 times a year in February, March, April, June, August,
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Automotive Engineering - March 2023

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