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Energy feedback reduces energy peaks

Unit installed as a separate component between the power supply unit and the inverter of the servo system and absorbs the regenerative energy. Oliver Endres reports

Food processors shine with stainless steel motors

With ever more plant and machinery used in food production, storage, processing and logistics, OEM engineers are looking to design-in cleanliness. Motor expert Bill Bertram explores the issues

Fast metal adhesive for elevated temperatures

Mainly designed for bonding tasks in electric motors, including bonding of buried magnets, rotor packages, and shafts to hubs

Enhanced compact drives offer greater power density

Second generation of Sinamics G120, with new PM240-2 power module, features higher power density and space-saving frame size

Latest IE3 rated pump motors

Bredel and MasoSine models upgraded in line with phase 2 of the EU’s IE3 efficiency level legislation for electric motors

Gearbox range for high torques

The new GHT multi-turn gearbox range from AUMA offers up to 120,000Nm torque

Bearing design for electric motors

Tony Synnott explains how bearing design is affecting electric motor performance and reliability

Permanent magnet motors: Why engineers should be familiar with the technology

One technology set to redefine expectations is the permanent magnet AC motor, which is an increasingly attractive alternative to the currently ubiquitous induction or squirrel cage motor. Rick Munz assesses its advantages

Energy efficient flameproof motor

Designed to cope with aggressive and explosive atmospheres, while exceeding IE4 energy efficiency levels with minimised noise, vibration, and low operating temperature

Motors now include synchronous reluctance

Danfoss VLT frequency converter operates optimally with a wide range of motor types

VSDs with safety built in

Drives’ built-in safety functions give machine builders more scope

Hygienic motor-gear combination

Kollmorgen AKM can be used in most machine-drive and precision-positioning applications in the food and beverage industries

Keep the complicated simple with user experience design

User experience design is becoming a norm in industrial product design, providing users with competitive advantages such as time and money savings with minimum environmental impact. Marjukka Mäkelä reports

Space: the final frontier for stepper motors

Alexander Hatzold explains why a new stepper motor standard for space is hitting the spot

Installing and operating electric motors

Lucie Hodkova offers a checklist of things to remember when dealing with new motors

Top five things that go wrong with electric motors

There are a myriad of issues that can cause electric motors to fail. However, among this rogue’s gallery of problems there is a set of usual suspects that crop up more often than the others. Jonathan Wilkins compiles a list of the top five causes

Grease: how to avoid economic meltdown

A tub of grease costs next to nothing. A seized motor can bring a production line to a standstill, resulting in enormous accumulating losses. Magda Bartosova says that remembering to lubricate electric motors will probably get the company accountant whining about trickle-spending, but...

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