Expert Columns: Page 18

Read the latest from our collection of expert columnists and contributors.
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
Sponsored Content
Productivity, Uptime, and ROI Driving Equipment Purchasing Decisions
Regal Rexnord Corp.
Today's farm equipment buyers are prioritizing reliability, efficiency and lifecycle value. Explore the trends reshaping agricultural equipment demand.
Productivity, Uptime, and ROI Driving Equipment Purchasing Decisions
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.
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.
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
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.
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
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.
Electronics
Engineering Ethernet into Commercial Vehicles
TE Connectivity Ltd.
Enabling advanced, data-heavy functionality means getting comfortable with integrating Ethernet into a mixed architecture.
The tremendous size of many off-highway vehicles can create challenges for signal integrity for Ethernet applications, requiring adoption of the 40-m standard.
Trends
Observations from ACT Expo 2019
Electrification was the predominantly showcased alternative technology, demonstrating its growing use within various vehicle and equipment industries.
Bosch is providing several advanced technologies for use on the new Nikola hydrogen fuel cell powered Class 8 truck (learn more, 21064821).
Trends
Shifting Power Sources: The Emerging Role of Electrification in Heavy-Duty Equipment
Waytek, Inc
Examining benefits and challenges as heavy-duty on- and off-highway equipment incorporate electric-powered systems.
Komatsu’s electric excavator.
Trends
Pull Grader Basics
Historical Construction Equipment Association (HCEA)
Several elements came together to create the pull grader design we know today.
The first modern four-wheel grader, Samuel Pennock’s American Champion of 1877. It was also the first to have an adjustable rear axle. Its design was essentially unchanged until 1925.
Trends
Combination Rollers
Historical Construction Equipment Association (HCEA)
By combining two types of rollers into one machine, ownership and operating costs can be reduced without sacrificing performance.
A Hamm DV 6 K combination in its natural environment.
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