Automotive_Engineering_April_2020.pdf

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AUTOMOTIVE
ENGINEERING
®
The man
from
Chris Atkinson
directs a dynamic
R&D program
aiming to boost
future-vehicle
energy efficiency
by 20%
ALSO IN THIS ISSUE:
BorgWarner’s CTO
on future propulsion
Corvette chassis-
development insights
April 2020
autoengineering.sae.org
Ultium: GM’s EV-
battery blockbuster
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CONTENTS
FEATURES
24
The man from ARPA-E
COVER STORY 
Advanced R&D programs directed by Dr. Chris Atkinson are building
the energy-efficient mobility future.
REGULARS
4
Editorial: EVs and the retail-price reset
6
SAE Standards News
8
Supplier Eye
10
What We’re Driving
12
Technology Report
12
New Ultium battery system underpins GM’s
EV future |
ELECTRIFICATION
14
Level 2 driver-assistance systems may be
working as intended |
ADAS 
16
Lightyear One: 20 miles of solar driving range |
ELECTRIFICATION
28
Executive Insights: BorgWarner VP
and CTO Hakan Yilmaz
BORGWARNER CTO
30
Sweating the details of C8
development
2020 CORVETTE | VEHICLE DEVELOPMENT
With Delphi Technologies expected to join its portfolio, BorgWarner
is focusing on differentiating its product line for emerging
propulsion architectures.
How GM’s Corvette engineers tackled challenges in the move to a
mid-engine architecture.
36
Mid-engine history of the future
VEHICLE ENGINEERING | MID-ENGINE CARS
20
Road Ready
20
2020 Corvette Stingray: beautiful – and
beautifully imperfect
21
All-wheel-drive returns to Chrysler Pacifica
for 2021
22
Mazda3 compact car spawns 2020 CX-30 CUV
Highlighting the many benefits of a century-old vehicle layout
whose golden era is with today’s performance cars.
ON THE COVER
Since 2016 ARPA-E Program Director Dr. Chris Atkinson has
overseen the funding and progress of twenty or more external R&D
projects focused on improving energy efficiency of vehicles. His
term expires in May. We send him our collective regards for a job
very well done. (Image courtesy ARPA-E).
38
Product Briefs
Spotlight: Simulation/Analysis Tools
45
Companies Mentioned, Ad Index
48
Q&A
Toyota Motor North America: Group VP of
Advanced Mobility R&D Jeff Makarewicz talks about
technical, business and product strategy/planning
Follow us on social media
@SAEAutoMag
@saeaei
SAE Magazines
Automotive Engineering®,
April 2020, Volume 7, Number 3.
Automotive Engineering
(ISSN 2331-7639) is published in January/February, March, April, May, June, July/August,
September, October, November/December by Tech Briefs Media Group, an SAE International
Company ®, 261 Fifth Avenue, Suite 1901, New York, NY 10016 and printed in Mechanicsburg,
PA. Copyright © 2020 SAE International. Annual print subscription for SAE members: first
subscription, $15 included in dues; additional single copies, $30 each North America, $35
each overseas. Prices for nonmember subscriptions are $115 North America, $175 overseas.
Periodicals postage paid at New York, and additional mailing offices. POSTMASTER: Please
send address changes to
Automotive Engineering,
P. O. Box 3525, Northbrook, IL 60062.
SAE International is not responsible for the accuracy of information in the editorial, articles,
and advertising sections of this publication. Readers should independently evaluate the
accuracy of any statement in the editorial, articles, and advertising sections of this
publication that are important to him/her and rely on his/her independent evaluation. For
permission to reproduce or use content in other media, contact copyright@sae.org. To
purchase reprints, contact advertising@sae.org. Claims for missing issues of the magazine
must be submitted within a six-month time frame of the claimed issue’s publication date.
The
Automotive Engineering
title is registered in the U.S. Patent and Trademark Office. Full
issues and feature articles are included in the SAE Digital Library. For additional information,
free demos are available at www.saedigitallibrary.org.
(ISSN 2331-7639 print)
(ISSN 2331-7647 digital)
30
Audited by
2
April 2020
AUTOMOTIVE
ENGINEERING

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