October 2014 (Complete Issue PDF)
Low-Efficiency Motors and Gears Still Prevalent
Electric motor-driven systems are the single largest enduser of electricity, accounting for over 40% of global consumption according to the International Energy Agency.
Servo Technology - Centralized or Decentralized
Which architecture type delivers the best technical and commercial advantages ?
Electric Vehicles Need Quieter Gears
For Mark Findlay of UK specialist driveline consultancy Drive System Design, reducing gear noise to suit the low noise levels in an electric vehicle cabin has meant throwing away the rule book.
Premature Bearing Failures in Wind Gearboxes and White Etching Cracks
Wind turbine gearboxes are subjected to a wide variety of operating conditions, some of which may push the bearings beyond their limits. Damage may be done to the bearings, resulting in a specific premature failure mode known as white etching cracks (WEC), sometimes called brittle, short-life, early, abnormal or white structured flaking (WSF). Measures to make the bearings more robust in these operating conditions are discussed in this article.
Made in China: A GM Engineer's First-Hand Perspective on the Chinese Roller Bearing Industry
Believe me when I tell you that — as a domestic automotive engineer — I bleed U.S. manufacturing. I have never lived more than 50 miles from Detroit,
Made in the USA, Sourced in China (Publishers Page)
If you read only one article this issue, it should be Norm Parker’s article on the Chinese bearing manufacturing industry. Parker is an engineer with General Motors, a true industry insider who has become a regular contributor to Power Transmission Engineering.
Bearing Basics (Ask the Expert)
BEARINGS BASICS Q&A: IN CASE YOU DIDN’T KNOW…
Product News (Product News)
News about new Products in the industry.
The Calendar for events happening in the industry
Industry News (Industry News)
PERSONNEL CHANGES AND EXPANSION HIGHLIGHT CICERO, ILLINOIS GEAR MANUFACTURER
Chariots to Steamboats to E-Fans (Power Play)
Heaven help Mr. Deane were he around today. In our non-stop world of transportation & transport technology, for at least the past decade it is without question the electric car that has drawn most of the attention