Validation of a Model of the NREL Gearbox Reliability Collaborative Wind Turbine Gearbox
Wind power has grown to be an important part of the energy mix in the U.S. In 2012 alone, the […]
Dynamic Analysis of a Cycloidal Gearbox Using Finite Element Method
The cycloidal style of speed reducer is commonly used in many industrial power transmission applications. This type of mechanism, known […]
The Future of Gear Bearing Technology
NASA Goddard Space Flight Center (GSFC) has unveiled a mechanical architecture breakthrough by combining gear and bearing functions into a […]
How to Minimize Downtime, Repair Costs, and Inventories by Extending the Life Expectancy of Your Gearbox
Just like typical cars, gearboxes have gotten smaller over time. The catch phrase is ‘power-dense’, meaning that from equal sized […]
Helix Angle and Root Stress
The ISO and AGMA Gear Rating Committees have for several years been comparing the results of different rating methods for […]
Convoloid Gearing Technology
Convoloid® tooth forms and the technologies that are integral to its ultimate economic success—including design, rating, manufacture, and inspection—have been […]
Eliminating Gear Whine
The intrusive noise known as gear whine is caused by vibrations generated by gears as they mesh as a result […]
Bearing Solutions for High-Speed Gearbox Applications
With performance considerations driving gearbox design, pinion (high speed shaft) operating speeds have increased greatly in recent years, often exceeding […]
Troubleshooting Gear Noise
NVH engineers are used to measuring things. Any NVH—for “noise, vibration, harshness”—lab you visit will likely as not be stuffed […]
A Seal of Approval for Gearboxes
Fixedstar Power Transmission Group, the leading small sized worm gear reducer manufacturer in China, has extended the performance of a […]
Running Gear Drive Repairs
When it comes to repairing the tooth flanks of large girth gear drives, repair lubrication provides a number of advantages […]
Supplier Relationships Speed Gearbox Delivery
At Stober Drives, customer orders are filled in the fast lane. The company turns around more than 93 percent of […]
Reducing Gear Whine in Planetary Gear Transmissions
Gear whine is an annoyance for automotive consumers. For all practical purposes it cannot be eliminated, but only minimized. Gear […]
Natural Frequencies & Modal Properties of Compound Planetary Gears
This paper presents the structured vibration mode and natural frequency properties of compound planetary gears of general description, including those […]
A Solid State of Affairs
Testing for the Evaluation of the Oils Lubricants are essential in maintaining the condition of fixed or mobile assets. Any […]
Synthetic Lubricants for Real Results
For centuries lubricants have been utilized as a way to reduce friction and wear on moving parts. In 2005, approximately […]
Maximizing Gearbox Performance
Introduction Gearboxes are one of the most widely used types of industrial equipment in the world. They are used as […]
Harnessing the Horsepower Thief
Microscopic examination of the traditionally ground tooth surfaces of automotive transmission gears reveals a micro-roughness and unidirectional pattern corresponding to […]
Motion: Impossible – Without the Right Lube
In a recent survey conducted by Shell of U.S. industrial companies, 50 percent of respondents said that industrial gearboxes were […]
Gearing Up for Improved Performance
Innovative engineering design, advanced materials, and top of the line components can yield significant improvements in gearbox efficiency, reliability, and […]
