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Part 2: Your Questions on EV Aerodynamic Design, Answered.
Apr 03, 2018
The first blog in this series shared the top questions on electric vehicle design from attendees of SIMULIA PowerFLOW's recent webinar, Aerodynamic Design for Electric Vehicles, hosted by...
Your Questions on EV Aerodynamics, Answered
Mar 21, 2018
There’s no question that vehicle electrification and autonomy are two of the biggest trends driving automotive design and engineering today. The recent SIMULIA PowerFLOW webinar,...
Achieving Innovation through Simulation with PowerFLOW 5.5
Feb 27, 2018
By Jill Newberg, Marketing and Communications Director, Exa Corporation Whether it’s the latest driver-assist technology, the most comfortable cabin, or the best fuel economy, consumers crave...
Aerodynamic performance assessments using realistic wind conditions
Nov 16, 2016
For a typical car driving at highway speeds, about 50% of the energy is spent to overcome the aerodynamic drag and the other 50% is required to overcome the mechanical losses (engine, transmission,...
Considering light-weighting your brakes? Read this first.
Aug 29, 2016
Brake rotors are a prime target for light-weighting. Why? For starters they are heavy, around 21 lbs per wheel for a large sedan. This mass has a significant rotating inertia which needs to be...
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 real-world problem with emissions tests
Apr 12, 2016
Emissions testing just got a whole lot more complicated than it already was for manufacturers – but it really doesn’t need to be. The latest complication originates in Europe, where...
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...
How to Meet Fuel Economy Targets: OEMs and Suppliers Find Success Collaborating and Optimizing Designs Using Simulation
Jan 14, 2016
Exa’s Doug Hatfield discusses how commercial truck and automotive OEMs collaborate with their suppliers to optimize vehicle designs using simulation. With truck fleets seeking ever-...
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...
Engineers Exhaust Valuable Time and Resources on a Noisy Challenge
Jun 03, 2015
Why is my exhaust system noisy? Why isn’t it noisy enough? It doesn’t matter which manufacturer they work for: engineers are always looking to optimize exhaust noises… and...
CAFE: Pressure and Results
Nov 18, 2014
In a recent editorial titled “Get Real About MPG,” autonews.com (subscription required) suggests that"...automakers should ratchet down the pressure on product teams...
Designing cars to emit less CO2 is easier than you think
Sep 04, 2014
How tough is it going to be for automotive OEMs to hit carbon dioxide (CO2) targets? The answer is, not surprisingly, "it depends." But what that dependency actually is might...
Putting America’s Favorite Truck on an Aluminum Diet
Jul 21, 2014
In a bet-the-farm move , Ford is going to build the 2015 F-150 of aluminum, reducing its weight by a reported 700 lbs. Because of the size and importance of F-150 to Ford (2014 YTD sales as...
Good Times for Now...but what's next?
Jul 03, 2014
Recently, the Wall Street Journal described the good times the auto industry is having in 2014. 16M units? That's really gonna be sumthin'. Remember 2009? The restructuring?...