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Aerodynamics in Formula E
Nov 01, 2016
Electric vehicles hogged the limelight at this year’s Paris Motor Show, and not just cars of the road-going variety. With the third season of the FIA Formula E championship commencing earlier...
The Limitations of Physical Prototyping
Sep 30, 2016
Industry expert and Former Chrysler aerodynamics director, Mark Gleason, discusses the limitations of physical prototyping for automobiles. He also highlights how and why the automotive...
What is the real truth behind portable emissions testing?
Jun 28, 2016
We need a complete rethink about how the automotive industry measures fuel economy. The laboratory tested methods used globally today just aren’t fit for purpose. They’re riddled with...
The importance of real-world simulation
May 19, 2016
Tesla has stated that with the new Model 3 electric car, it wants to reduce the drag coefficient to an incredibly slippery 0.21 CD (210 counts), down from 0.24 on the Model S. But the maker also...
Time to stop hero-worshipping the wind tunnel
May 02, 2016
The mystique of the wind tunnel as the ultimate place to perfect a car’s aerodynamics is blinding some makers to the superior abilities of digital simulation. Retiring head of design at GM...
Synergy through simulation
Mar 29, 2016
Carmakers are continually trying to produce new and exciting designs which appeal to a wide range of customers. At the same time, they’re having to meet increasingly stringent rules and...
Fuel Economy : Keep it Real
Mar 28, 2016
The disparity between published test figures and real-world fuel economy has long been a topic of discussion, and in Europe, the average gap between the two has reportedly risen to 40%. The current...
The Importance of Integrated Design Simulation and Visualization Tools
Mar 10, 2016
Exa's Dr. Paul Stewart discusses how automotive engineering and design studios can communicate through simulation and visualization to realize the full aerodynamic, thermal and acoustic potential...
Simulating Ever Changing Road Conditions with Exa PowerFLOW
Jan 29, 2016
Exa's Dr. Brad Duncan is interviewed regarding how engineers can model ever-changing road conditions to best predict real-world performance using Exa's software, PowerFLOW, for accurate...
Why physical testing of vehicles will never be sufficient
Jan 21, 2016
Exa’s Dr. Ales Alajbegovic discusses the limitations of vehicle physical testing. He describes how physical prototypes of vehicles are extremely expensive to produce and are often only...
Cut down grime with more digital time
Nov 12, 2015
No car will stay clean, especially at this time of the year, but some cars unfortunately get filthy more quickly than others. So how do you figure out whether a new model is going to attract dirt in...
Caught up in the turbulence
Nov 06, 2015
We’ve all experienced turbulence on an airplane, but back on terra firma those troublesome, swirling pockets of air can have just as great an impact on how a car moves along the road and how...
Physical Testing Cannot Provide Engineers the "Why"
Oct 30, 2015
Simulation offers the hard numbers, provides exact insight into the cause or "why" certain results occur. Exa Corporation's Dr. Ales Alajbegovic explains how simulation-driven design...
Fresh perspectives on automotive design
Oct 21, 2015
In his ‘Confessions of a Capital Junkie’, Head of Fiat-Chrysler, Sergio Marchionne, paints the picture of an industry that increasingly struggles to make money. But the idea that car...
Catering for local car tastes can be an expensive business
Sep 14, 2015
Makers love SUVs because they’re a global phenomenon. The same car will be snapped up in Milwaukee, Milan or Nanjing with comparatively few changes. The resulting economies of scale are great...
How Simulation Can Help the Lords of the 'Ring
Jun 25, 2015
The news out of Germany is that the owners of the Nürburgring have effectively banned timed runs, by insisting that manufacturers adhere to track speed limits. The desire to be fastest around...
Accelerating Race Car Design Through CFD Simulations
Jun 03, 2015
Race car drivers feel the need for speed. Whether they’re hugging the curves at Circuit de la Sarthe or accelerating down the final stretch at Indianapolis Motor Speedway, race...
How Autonomous Vehicle Technology is Impacted by Aerodynamics
May 18, 2015
The emergence of autonomous cars will present many interesting technical challenges, not the least vehicle aerodynamics. Due to the nature of the problem, many of the aerodynamics challenges will...
2015 Geneva Motor Show: Where functional Aerodynamics met Beautiful Design
Mar 11, 2015
A major theme, common to a number of manufacturers, at this year’s Geneva Motor Show was the continuing popularity of halo performance editions. Cars like the Ford GT supercar, Ford Focus RS,...
The Cloud Democratizes Simulation- Driven Design
Feb 13, 2015
Companies using cloud technology are accessing software that they previously did not have the bandwidth to support. Teams that are collaborating on common data in the cloud are gaining...
The Battle for the A-pillar
Feb 10, 2015
A-pillars used to be a simple strip of metal holding up the roof and providing a fixing point for the windscreen. Now they’ve become one of the most fiercely contested battlegrounds in the...
Drag Queens: Blowin' in the Wind
Jun 24, 2014
You know that old saying, "Close but no cigar?" That's how we felt after reading Car & Driver's first-ever aerodynamic "comparo." (You just gotta love the...