Constant Capital is the value invested in the means of production (MP) and thus embodied in them. Therefore, when Marx speaks of constant capital, he sometimes refers to the MP itself and sometimes to ...

Speed, torque, and horsepower are three inter-related parameters in motor control. The speed of a motor, measured in revolutions per minute (rpm), defines a motor's ability to spin at a rate per unit ...

Converting constant-volume package rooftop units to variable-volume operations can have a significant impact on energy consumption. Since their creation, package rooftop units (RTUs) have been ...

The Eon 42 variable-speed, constant-torque motor is designed for direct-drive blower applications such as fan coils, kitchen ventilators, air curtains, and unit heaters/coolers. According to the ...

This paper describes the recent efforts on developing an automotive climate control system throughout integrating an electrically-controlled variable capacity scroll compressor with a fuzzy logic ...

The fatigue response of 7075-T73 aluminum alloy (cyclically hardening) and SAE 1045 (mod.) steel (cyclically softening) was investigated in air and corrosive environments under constant amplitude and ...

The FRENIC-MEGA (G2) combines the functionality of multiple drive families into one intelligent, all-in-one solution, streamlining system design and inventory management. Engineered to support ...