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Basics

| 2024-11-13

Maintenance in Marine and Power Generation

Flexible couplings are one of the most critical components in mechanical drivetrains. Yet they're also one of the most overlooked during maintenance and inspection. In the marine and power generation industries, neglecting coupling health can be costly. Understanding your couplings and their requirements can ensure a smooth inspection and maintenance cycle. And in turn, can lead to longer coupling life and more uptime.

| 2024-08-07

Berg Compares Spur and Helical Gears

Mechanical design engineers planning a drivetrain typically have a range of component options to choose from, and many decisions will boil down to the specific application. When it comes to creating optimal torque output, rotational speed and direction, few decisions are as important in designing high performing gear drives as choosing the right gear for the job. 

| 2024-04-16

Berg Offers Guide to Gear Mesh Transmission Backlash

Gear backlash in precision applications is a critical element of gear system performance. Too much backlash can result in inefficiencies of motion in the gear train and will ultimately damage a gear’s teeth. Too little can mean the gears bind up and cause excessive wear to the tooth’s surface and the root of the gear, or even the fracturing of a tooth. Establishing and setting the appropriate amount of backlash is essential in gear design and manufacturing, according to Berg, a Regal Rexnord Brand.

PRODUCT NEWS | 2022-04-20

Gates Launches Belt Drive Software Platform

Gates has announced the launch of Gates Design Power, a new software platform offering multiple digital design tools to support the engineering and specification of belt-drive systems across a broad array of applications, making the process easier and more robust than ever before.  

FEATURE ARTICLES | 2020-03-01

Engineering Showcase - Motion Control

Special advertising section focuses on motion control.
| 2019-03-13

Faulhaber Assists with Deep-Sea Microbe Research

What influence does hell have on heaven? This is not an issue of theology: marine sc...
TECHNICAL ARTICLES | 2018-04-01

Baldor Motor Basics: Part 12

The final installment in our Baldor Motor Basics series covers 50 Hz requirements, as well as motors wet or damp environments.
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TECHNICAL ARTICLES | 2018-03-01

Baldor Motor Basics Part 11

Explosion-Proof Motors in Division 2 Areas and DC Drive Fundamentals
FEATURE ARTICLES | 2018-02-01

How to Select Motors for Hazardous Locations - Baldor Motor Basics Part 10

Failure to specify the proper motor for use in a hazardous location can have serious consequences - lost production, extensive property damage, and even loss of human life. Selection of the proper motor requires an understanding of Underwriters Laboratories' (UL) and National Electrical Code (NEC) class, group and division designations and the T code letters.
TECHNICAL ARTICLES | 2017-12-01

Baldor Motor Basics - Part 9

Amps, Watts, Power Factor and Efficiency; Approximate Load Data from Amperage Readings; Power Factor Correction on Single-Induction Motors.
FEATURE ARTICLES | 2017-10-01

Guide to Proper Bearing Lubricating Practices

Understanding proper bearing lubrication procedures is critical to ensuring long-term, trouble-free performance. Klüber Lubrication has prepared this explanation as a general guide.
TECHNICAL ARTICLES | 2017-10-01

Baldor Motor Basics: Premium Efficiency Motors

Conservation through lighting alterations using different bulbs, ballasts and light sources is well understood and easy to achieve. The use of improved efficiency three phase induction motors has not been as accepted. There are a number of reasons why conservation efforts with motors have not been as popular.
TECHNICAL ARTICLES | 2017-09-01

Baldor Motor Basics: Electric Motors and Power Systems and Electric Motors and Voltage

Part 1: There seems to be a lot of confusion about the voltage standards for motors and why they are structured the way they are. Part 2: The effect of low voltage on electric motors is pretty widely known and understood, but the effect of high voltage on motors is frequently misunderstood.
TECHNICAL ARTICLES | 2017-08-01

Baldor Motor Basics: Factors that Determine Industrial Electric Bills

A good deal of confusion exists regarding the factors that determine an industrial electric bill. The following information is presented to help sort out the various items on which billing is based, and to offer suggestions on measures to help control and reduce electric utility bills.
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TECHNICAL ARTICLES | 2017-06-01

Baldor Basics: Applications

Fans, blowers and other funny loads are addressend, along with RMS Horsepower loading.
| 2017-05-09

Hannover Messe: A New Perspective in Manufacturing

The rumors are absolutely true. The factory floor is changing at an incredible pace and the digitalization of manufacturing systems (Big data, Indu...
| 2017-04-04

Automate/Promat: Live From the Show

Automate 2017 offers the full spectrum of automation technologies and solutions, from traditional industrial applications to cutting edge new techn...
TECHNICAL ARTICLES | 2017-04-01

Baldor Basics: Understanding Torque

In the process of applying industrial drive products, we occasionally are misled into believing that we are applying horsepower. The real driving force is not horsepower - it is torque. This paper is developed to impart a deeper understanding of torque, its relationship to horsepower, and the types of loads we most frequently encounter.
TECHNICAL ARTICLES | 2017-03-01

Baldor Basics: Motors

This issue our Baldor Basics series continues with the topics of motor temperature ratings and metric motors.
TECHNICAL ARTICLES | 2017-02-01

Baldor Basics: Motors

This issue we cover frame sizes and two-speed motors in our continuing series of articles, courtesy of Baldor Electric, dedicated to motor basics.
TECHNICAL ARTICLES | 2016-12-01

Baldor Basics: Motors

Beginning with this initial installment , and with the gracious permission of ABB/Baldor Electric, we are pleased to announce the beginning of a new series -- Baldor Basics: Motors. This is a collection of basicsdriven, motor-intensive articles authored by former Baldor engineer Edward Cowern, PE, a respected name by many in the electric motor industry. During his tenure at Baldor, Cowern - now enjoying his retirement - was tasked with producing a number of motor- and basics-related tutorials, primarily in response to a steady flow of customer questions regarding motors. Today's customers continue to ask questions and seek answers to address their various motor-related issues. As with Cowern's original introduction to the series, we hope you find these articles useful and would appreciate any comments or thoughts you might have for future improvements, corrections or topics.
ASK THE EXPERT | 2016-10-01

Determining Diametral Pitch, Center Distance

I need help determining the diametral pitch needed to achieve the closest center-to-center distance for 2 spur gears. The 1st gear is a 34-tooth and the 2nd gear is a 28-tooth. The center-to-center distance between the gears needs to be as close to 2 1/8" as possible.
TECHNICAL ARTICLES | 2016-10-01

How Does An Electric Motor Work

If you’re an electrical engineer you know how an electric motor works; if you aren’t, it can be extremely confusing. Therefore, here’s the simplified explanation (or the “how an electric motor works for dummies” version) of how a four-pole, three-phase AC induction motor works in a car.
FEATURE ARTICLES | 2016-06-01

Closer to the Sun

Without the sun, there would be no Earth and no life. However, our knowledge about our home star is still very limited. This is about to change. In 2018, the European Space Agency (ESA) will send its Solar Orbiter into space, equipped with a thick heat shield.
FEATURE ARTICLES | 2014-08-01

Critical Factors for Proper Product Selection and Sizing

"Well begun is half done," a quote that most reference materials attribute to Aristotle, certainly applies when selecting mechanical power transmission products. A selection process that is well thought out at the start can ensure that the product selected will be properly sized and appropriate to the application at hand.
ASK THE EXPERT | 2014-08-01

Choosing the Right Grade - Specifying Stainless Bearing Steel

A reader asks: I've determined that a stainless steel bearing is the best option for my application. I'm being asked to specify the grade of stainless steel in my product design. I'm not sure which grade to select and specify. Can you help?
INDUSTRY NEWS | 2014-08-01

Industry News

The complete Industry News section from the August 2014 issue of Power Transmission Engineering.
ASK THE EXPERT | 2014-06-01

Adjusting Tapered Roller Bearings

What are the best methods to adjust tapered roller bearings?
TECHNICAL ARTICLES | 2014-06-01

Tapered Roller Bearing Application Guide

This article summarizes some common hurdles, issues and questions encountered by the newer and casual users of tapered roller bearings.
ASK THE EXPERT | 2014-04-01

Working in AutoCAD

How does one draw and mesh involute gear teeth in AutoCAD?
TECHNICAL ARTICLES | 2013-12-01

The Workhorse of Industry: The Induction Motor

A brief overview of the induction motor, including the basics of construction, performance and variable speed drives.
TECHNICAL ARTICLES | 2013-12-01

Should You Pay a Premium for a Mounted Ball Bearing

Mounted ball bearings are everywhere in industrial applications. They serve critical roles in keeping a manufacturing operation running smoothly and in ensuring that equipment functions properly and reliably. So why might it be advisable to spend significantly more for a dimensionally comparable bearing from one supplier versus another?
TECHNICAL ARTICLES | 2013-10-01

Drive and Motor Basics

A discussion of the basics in DC drives, DC motors, AC drives, AC motors and synchronous motors.
TECHNICAL ARTICLES | 2013-10-01

How to Design a Spur-Crown Gear Set

When designing a spur-crown pair, is there a formula, guideline or design guide for adapting the spur teeth for the radial angle of the teeth in the crown?
TECHNICAL ARTICLES | 2013-08-01

Brush DC Motor Runs Along

Everything started in 1800 when Volta developed the first DC battery. Faraday used the DC battery to develop the first electric motor. It used brushes to transfer the battery voltage and current to the rotating disk rotor. This was in mid-1831. Thus was born the brush DC motor.
TECHNICAL ARTICLES | 2013-04-01

Trends in Industrial Gear Oils

With today's smaller, hotter - and overloaded - machinery, specifying the correct lubricant is vital.
TECHNICAL ARTICLES | 2013-02-01

Rolling Bearing Steels - A Technical and Historical Perspective - Part 1

This paper summarizes the chemical, metallurgical and physical aspects of bearing steels and their effect on rolling bearing life and reliability.
TECHNICAL ARTICLES | 2012-10-01

Selecting and Sizing Ball Screw Drives

The ball screw drive is an assembly that converts rotary motion to linear motion and vice versa. The ball screw drive consists of a ball screw and a ball nut with recirculating ball bearings...
FEATURE ARTICLES | 2012-10-01

Getting Creative

Beverage industry conveyor pours on advantages in distribution center. Case study describes the new conveying systems at Motion Industries Canada.
FEATURE ARTICLES | 2012-08-01

Sorting Out Flexible Couplings

In most cases, industrial power transmission calls for flexible rather than rigid couplings in order to forgive minor shaft misalignment. For that reason, this article will focus solely on the selection of flexible couplings.
TECHNICAL ARTICLES | 2009-10-01

Improving Equipment Uptime - Composite Seals Meet the Challenge

In an industrial application, equipment uptime is vital for on-time performance and profitability. The rotating members of industrial machines are subject to the highest degree of wear and are more susceptible to failure than non-moving parts. Bearing surfaces are the most critical and often the most expensive portion of the rotary assembly; it is imperative to protect these components. The primary protector of these components is the industrial seal.
TECHNICAL ARTICLES | 2008-10-01

Gear- or Actuator-Driven, These Bots Are Cutting-Edge

Robots are everywhere these days— bots in the factory, bots in space, bots at the airport, bots in the movies and much, much more. But robots in the operating room?
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