Expert Columns: Page 16

Read the latest from our collection of expert columnists and contributors.
Expert Columns
Guidelines for Expert Columnists
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Oem Logo2019
Trends
Hydraulics Continue to Play a Vital Role in Off-Highway Machines
Bosch Rexroth Corporation
Hydraulics remain necessary due to their power density, but can be combined with electronics to advance capabilities.
Bosch Rexroth Terry Hershberger
Trends
Advanced Technologies are Making Heavy Equipment Easier to Operate
Eaton
Connectivity and the Internet of Things are enabling remote monitoring and automation to alleviate some of the burden on operators.
0018 Eaton High Res
Trends
Alternative Fuels are Becoming More Ubiquitous
John Deere Power Systems
Growing interest in sustainable energy is making alternative fuels more widely adopted and readily available.
Jdps Lefebvre Michael
Expert Columns
Guidelines for Expert Columnists
Interested in submitting an article to OEM Off-Highway? Follow these guidelines to have your piece considered for publication on oemoffhighway.com or in an upcoming e-newsletter.
Oem Logo2019
On-Highway
Headwinds are Building for the Heavy-Duty Truck Market
Americas Commercial Transportation Research Co. LLC/ACT Research
The momentum that lead to record high sales in 2019 for the heavy-duty truck market is fading and moving toward a slower rate of growth.
International Trucks Lone Star Logging
Trends
Graders Pulled by Tractors Improve Maneuverability
Historical Construction Equipment Association (HCEA)
Pulling graders with tractors instead of horses lead to productivity improvements .
Offset grading near Clinton, IL, with an Adams Road King and a Rumley Oil Pull tractor.
Software
Interactive Virtual Prototyping: Building the Next Generation of Off-Highway Machines with Worksite System-Level Simulation
Worksite systems-level models can assess complete, representative products operating in their intended environments which enables engineers to better evaluate interactions between systems.
Simulation-enabled design and “digital twins” have moved from optional processes to workflow must-haves.
Expert Columns
Guidelines for Expert Columnists
Interested in submitting an article to OEM Off-Highway? Follow these guidelines to have your piece considered for publication on oemoffhighway.com or in an upcoming e-newsletter.
Oem Logo2019
Cabin Filtration
The Growing Demand for Clean Cab Air: What is it? How do you get it?
Sy-Klone International
Proper cab filtration ensures the safety and comfort of machine operators.
Dust and other particles in heavy-duty environments can cause health and safety issues for operators.
Trends
Improved Material Handling with Leaning Wheel Grader Designs
Historical Construction Equipment Association (HCEA)
Development of the leaning wheel helped to increase a grader's ability to excavate and move material in a specific direction.
The leaning wheel principle on full display, with two 12-ft. graders forming a ditch in McLean County, IL. The first grader slopes the outside bank and places spoil in the ditch, and the second draws it out to the roadbed while trimming the inside bank.
Trends
Basic Pull Grader Designs
Historical Construction Equipment Association (HCEA)
There were two basic types of pull graders, as well as some purpose-built variants, designed to meet specific application needs.
Tree removal wasn’t a typical application for a pull grader, but Rome Manufacturing demonstrated the robust construction of one of its larger graders by having it uproot a roadside tree without suffering distortion or damage.
Electric Motors
Electric Motors for Heavy-Duty Electric Vehicles
IDTechEx
New electric motor options are gaining acceptance for use in heavy-duty on- and off-road applications.
Volvo's L25 incorporates two dedicated electric motors, one for the drivetrain and one for the hydraulics.
Software
Enhancing Off-Highway Vehicle Design Through Cross-Domain Collaboration
Mentor, A Siemens Business
ECAD-MCAD co-design helps eliminate costly electromechanical issues during vehicle development, ensuring the reliability, efficiency, and durability of electrical and mechanical systems.
Figure 1: New agricultural tractor cabins are equipped with electronic controls and multiple displays.
Trends
Pull Grader Power Ratings
Historical Construction Equipment Association (HCEA)
Choosing the appropriate power supply was an important factor to consider when selecting a pull grader.
Towards the end of the horse-drawn era, this aptly named Galion Pony grader is drawn by its properly rated horse power.
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