Aerodynamics

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November 8, 2013

Aero Add-ons Put to the Test

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

October 23, 2013

SmartTruck Refutes Recent Test Results

UPDATED -- Officials with SmartTruck fired back at testing results announced a month ago showing trailer undercarriage air deflectors result in fuel savings far less than some manufacturers are claiming, releasing its own third-party research at the American Trucking Associations' annual convention.

October 8, 2013

A Tale of Two Fuel Tests

What conclusion is the reader supposed to come to when two sets of properly conducted and documented fuel economy tests yield significantly different results? It would be easy to dismiss one of the tests as inaccurate, but that would still not answer the question, which one is wrong? What if both of them are right? A recent news article published such test results and yielded a significant discrepancy. A week-long deep-dive into fuel economy testing and real-world fleet results reveals that we s

October 3, 2013

A Change in Aerodynamics

Most of the low-hanging aerodynamic fruit has already been plucked from the engineering tree. Truck makers and their design teams are now actively exploring options they would have ignored a decade ago. It's all about the cost of fuel.

The big shift to slope-nosed aero trucks began nearly 20 years ago, and since then engineers and designers have been refining the design. Today we see tweaks and twists yielding just the tiniest of gains, yet they are all steps in the right direction. What follows is a pictorial review of some of the changes we've seen in recent years -- some dramatic, some very subtle, but all aimed at killing fewer bugs.

By Jim Park, Equipment Editor

September 27, 2013

Study: Fuel Consumption of New Trucks Can Be Reduced by More

Fuel consumption of new heavy-duty vehicles could be reduced by more than a third by 2025, according to the American Council for an Energy-Efficient Economy, if the next phase of greenhouse gas/fuel economy standards pushes improvements in areas such as trailer aerodynamics and waste-heat energy recovery.

September 4, 2013

ATDynamics TrailerTails Now an Option on Wabash National Trailers

Wabash National Corp. will offer ATDynamics TrailerTails as an option on select semi-trailer dry van and refrigerated van models.

August 28, 2013

SmartTruck Introduces Road Team for Owner-Operators

SmartTruck is launching a free new program for owner-operators using its aerodynamic UnderTray Systems. The company has introduced the first members of the Road Team: Daniel and Jayme Snow, owners of Snow Farms Trucking; Denny Boatman, owner of Denny Boatman Trucking, and Michael Wallace a Landstar BCO.

August 27, 2013

ATDynamics to Export Transportation Technology to Mexico

ATDynamics has partnered with the Mexican firm Andromeda Business Solutions S.A. de C.V. to distribute ATDynamics’ TrailerTail technology in Mexico – one of several international introductions for TrailerTail technology in 2013.

August 22, 2013

Roof Fairing Enhances Fuel Economy for the Freightliner Cascadia

Freightliner Trucks announced a new factory-installed roof fairing is now available as standard on Freightliner Cascadia Evolution 72-inch mid-roof XT models and as an option on Freightliner Cascadia 72-inch mid-roof XT trucks.

July 21, 2013

Roehl to Equip 500 New Wabash Trailers with ATDynamics TrailerTails

Roehl Transport will expand its investment in fuel saving TrailerTail aerodynamics technology by installing 500 TrailerTails on all new trailers purchased from Wabash National in 2013.

July 9, 2013

Are 2.23% Fuel Savings Too Modest to Sell this Aero Improver? Maybe Not

It takes a tractor to move a trailer, which is why we’re looking at this new product from a small company: Tractor AeroKit from Flow Below Aero Inc., in Austin, Tex. The kit saves fuel by smoothing air flow around the vehicle’s drive wheels.

April 15, 2013

Non-profit Firm Hires Vets to Make Trailer Skirts

Here’s a novel approach to making trailer skirts: Use reclaimed materials, consult with a veteran fleet executive to be sure you get the design right, and employ U.S. military veterans to assemble them while they attend school.

April 10, 2013

VorBlades Twist Air into Fuel-saving Vortices, Their Maker Claims

Here’s a new twist on aerodynamics: curved blades inside a rectangular structure that smooth air flow as it leaves a trailer’s surfaces. Called the VorBlade Invisible Fairing, the device is combined in rows at the trailing edges of a box trailer, reducing turbulence and the suction effect at the vehicle’s rear.

March 26, 2013

SmartTruck Unveils Lo-Pro Version of Trailer Side Fairing System

LOUISVILLE -- SmartTruck introduced a low-profile version of its trailer Side Fairing system late last week during the Mid-America Trucking Show, allowing it to fit on more kinds of trailers.

March 26, 2013

New Aerodynamic Trailer Skirt Technology Introduced

LOUISVILLE – BetterTrucker.com, an online marketplace for truckers and trucking companies, introduced what it calls the “next-generation” semi-trailer side skirt at the Mid-America Trucking Show last week.

March 25, 2013

Prime Inc. Announces Large Scale TrailerTail Deployment

ATDynamics, a global supplier of semi-trailer rear-drag aerodynamics technology, announced at the Mid-America Trucking Show that Prime Inc., after extensive fuel economy and durability testing, is installing TrailerTail aerodynamic fairings on all remaining new trailers, approximately 450, purchased by Prime in 2013.

March 22, 2013

Integrated Approach Tractor-Trailer Saves Fuel in KW's T680 Advantage Package

Kenworth designers have turned to the trailer part of their T680 Advantage rig, integrating the smoothly styled tractor's aerodynamics into the lines of a 53-foot Utility van. The tractor has mechanical and electrical equipment meant to save fuel, but reducing air drag across the entire vehicle is almost as important, they said.

March 12, 2013

DieselMisers Introduces Two New Trailer Aero Devices

DieselMisers Inc., manufacturer of the popular Kodiak AeroCurtain trailer side skirts, has announced that they have begun full production and deliveries of two new trailer aero products – the Kodiak AirPlow and the Kodiak Bumper Bullet.

March 11, 2013

TrailerTails’ Adoption in North America Drives European Union to Authorize Them

Andy Smith is seeing more and more of his TrailerTails moving down American and Canadian highways, and soon he’ll see them in Europe. The founder and CEO of ATDynamics on Sunday said that to reporters on the eve of the opening of the Technology & Maintenance Council’s annual meeting in Nashville, Tenn. It was his latest briefing since he launched the fuel-saving folding-panel device in 2008.

March 6, 2013

Utility Introduces New Side Skirt Design

The Utility Side Skirt 120A-4 is a new advanced aerodynamic side skirt design, is U.S. EPA SmartWay verified to achieve greater than 5% fuel savings.

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