[Robert Murray-Smith] doesn’t like the price of inverters to convert DC to AC. That led him to build a dynamotor, or what is sometimes called a motor-generator set. These devices are just DC motors ...

Christine and Scott Gable are hybrid auto and alternative fuel experts who have brewed their own biodiesel and traveled 125,000 miles on waste vegetable oil. Electric vehicles rely exclusively on ...

Rosslyn, Va.-based Electrical Manufacturers Association (NEMA) has published NEMA MG 1-2009, Revision 1-2010, "Motors and Generators." The standard is produced by NEMA’s Motor & Generator Technical ...

The National Electrical Manufacturers Association (NEMA) recently published 2018 updates to ANSI/NEMA MG 1 Motors and Generators. NEMA’s flagship Standard, MG 1 assists users in the proper selection ...

“Our dealers, as a routine matter, ask the type of questions [shown] to ensure the generator meets the application requirements,” says John Garcia, Doosan Portable Power. “The supplier’s goal is to ...

A motor-generator system mainly performs motor control to provide motive power and also controls regeneration by the motor acting as a generator. Advances aimed at lower fuel consumption and reduced ...

Figure 8 depicts an electrical vehicle climbing an incline moving forward (top) or in reverse (bottom). When the vehicle rolls downhill it will turn the motor pressed by the force of gravity so the ...

Stepper motors are great for a bunch of projects; CNC machines, clocks or robots for example. Sometimes when working on a project that does include a stepper motor and driver, it would be nice to test ...

Opera software for motor and generator design lets users define complex behaviors such as friction, load, and speed-dependent torques. April 24, 2008 Multiphysics capabilities show the effects of ...