Constant-torque, variable-power transmissions are based on a variable-displacement pump supplying fluid to a fixed-displacement motor under constant load. Speed is controlled by varying pump delivery.

These three main components can then provide variable-speed control of one or more three-phase induction ... is only allowed when the motor is not rotating. In the automatic operation bypass mode, the ...

dual-rotation motor. The user interface is designed to replace Genteq constant airflow (variable-speed) ECM indoor blower motors. The line is designed specifically to replace Genteq models 2.3, Eon®, ...

The MFW fixeddisplacement motor ... speed over a 4:1 range. Other features include: cylinder mounted in polymerous journal bearing for use with special fluids; completely enclosed; hard-on-hard ...

Motors are available in multi-speed configurations that can provide constant torque variable horsepower ... motor is essentially a constant speed device. The speed of the rotating magnetic field is ...

[James Bruton] is experimenting is a series of interesting mechanical mechanisms, the latest being a CVT transmission system which uses a tilting sphere to get a variable speed output from a ...

As a hybrid technology that combines mechanical and electrical systems, electrohydraulic variable speed drives allow for motor speed adjustments to conserve energy and provide precise control over ...

The new ICs support high-speed rotation of small fan motors and are ideally suited to home appliance and industrial equipment applications. For example, cooling fans, such as those found in servers, ...

Credit: GE Rotating detonation technology ... Waverider—to scramjet takeover speed. Leveraging adaptive bypass injector features from GE’s YF120, a variable-cycle engine developed for the ...

It's easy to understand how variable-speed motor drives benefit pumps and blowers from the energy curves that depict their performance. It is interesting to look at figures from the Energy ...