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June 2016, - Feature

7 Ways Aerodynamics Save Fuel

The National Research Council of Canada studied 30% scale models in its 29-foot wind tunnel. Photo: National Research Council of Canada

By Jim Park

Everyone knows reducing aerodynamic drag saves fuel, but figuring out which aero devices make sense is a challenge. A multi-year Canadian study offers insight into which types of devices and combinations provide the greatest benefits.

Tags: Fuel Economy, Aerodynamics, Trailer Skirts

June 2016, - Feature

The Future of Fuel Economy

This “aerodynamically optimized road train” concept truck from MAN and Krone, both prominent vehicle builders in Europe, was showcased at the 2012 IAA commercial truck show in Hanover, Germany. The builders said it could save 25% in fuel and carbon dioxide emissions. Photo: Jim Park

By Jack Roberts

A fundamental shift in thinking has transformed the trucking industry and ushered in a new era of highly advanced vehicles delivering unprecedented fuel savings. But it’s only the beginning.

Tags: Fuel Economy, Aerodynamics, SuperTruck, Future Trucks

February 2016, - WebXclusive

7 Technologies That Will Affect Trucking and the Aftermarket

Bendix's Wingman Fusion collision mitigation system. Image: Bendix

By Denise Rondini

The trucking industry aftermarket is being bombarded with technology, and that trend is not likely to go away any time soon, according to industry analyst Derek Kaufman.

Tags: telematics, Downsizing, Aftermarket Parts, Aerodynamics, Truck Platooning, Hybrid Trucks, Collision Mitigation, HDAW, Information Technology, Future Trucks

January 2016, - Department

A Look at the California-Compliant Trailer

It doesn’t take much to meet CARB’s 2010 requirements for trailer aero, but even this can be too much for some fleets.

By Jim Park

There’s a California-compliant trailer in your future, whether you want it or not. But what’s not to want?

Tags: CARB, Trailers, Greenhouse Gas Emissions, Aerodynamics

September 2015, - Department

Aerodynamic Designs Help Cut Water Spray

By Tom Berg

Good vehicle aerodynamics not only increase fuel economy, but also can reduce splash and spray, a safety bonus that also mitigates wear and tear on vehicles.

Tags: Vehicle Safety, Trailers, Aerodynamics, Weather

June 2015, - Feature

Daimler's SuperTruck Revealed

With a 115% freight efficiency improvement and 12.2 mpg, the DTNA team had to pull out all the stops to turn its goals into realities. Photos: Stephane Babcock

By Stephane Babcock

With a 115% freight efficiency improvement and 12.2 mpg, the DTNA team had to pull out all the stops to turn its goals into realities.

Tags: Aerodynamics, SuperTruck, Freight Efficiency, Powertrain Integration

June 2015, - Feature

Breaking the 11 MPG Barrier

For Michael Niss, reaching 11 mpg is not just a dream. It is quickly becoming a reality through his project company, Breaking 11.

By Stephane Babcock

For Michael Niss, reaching 11 mpg is not just a dream. It is quickly becoming a reality through his project company, Breaking 11.

Tags: Trailers, Fuel Economy, Aerodynamics

May 2015, - Feature

The Challenge of Standardizing Aerodynamic Testing

One of the new testing methods allowed for EPA SmartWay verification is wind tunnel testing. Here a scale model is prepped carefully before the test; small irregularities can make a big difference in the outcome.

By Jim Park

Aero device manufacturers now have a choice of test methods to prove the effectiveness of their devices. Are consumers any better off?

Tags: SmartWay, Fuel Efficiency, EPA, Test Drive, Aerodynamics

March 2015, - Feature

The Slippery Slope of Aerodynamic Testing

Testing aerodynamic add-ons on a track allows testers to monitor and control for a number of variables such as wind, driver performance, equipment conditions and more. Photo: Richard Wood

By Jim Park

Is SmartWay verification enough to calculate the return on investing in add-on aerodynamic devices?

Tags: Fuel Efficiency, Aerodynamics, Test Drive, SmartWay

November 2014, - Test Drives

Test Drive: Western Star 5700XE

Western Star's 5700XE is a Classic-style truck in aerodynamic wrap.

By Jim Park

Western Star’s 5700XE might just be everything to everyone. It’s a big classic-styled truck with second-to-one aerodynamics.

Tags: Western Star, Test Drive, Aerodynamics, Downspeed

November 2013, - Cover Story

HDT's Top 50 Green Fleets

By Deborah Lockridge

Green strategies vary greatly depending on the operation. For one company, natural gas might make sense. For another, green might mean solar-powered warehouses. For others, it’s all about fuel-efficient specs and driver training.

Tags: Green Fleets, Alternative-fuel vehicles, Alternative Fuels & Hybrids, Natural Gas, Fuel Economy, MPG, Aerodynamics

October 2013, - Feature

Aero Add-ons Put to the Test

Not all aero fitments produce the same results. SAE Type II test results from Performance Innovation Transport Group sheds some light on the differences.

By Jim Park

The Performance Innovation Transport Group recently tested trailer side skirts and undercarriage air deflectors.

Tags: SAE, Aerodynamics, PIT



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