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Small variable-frequency drive Chassis of above VFD (cover removed). A variable-frequency drive (VFD, or adjustable-frequency drive, adjustable-speed drive, variable-speed drive, AC drive, micro drive, inverter drive, variable voltage variable frequency drive, or drive) is a type of AC motor drive (system incorporating a motor) that controls speed and torque by varying the frequency of the ...
Toyota Battery Manufacturing North Carolina This page was last edited on 11 May 2013, at 00:42 (UTC). Text is ...
SPX Corporation is an American manufacturing company, headquartered in Charlotte, North Carolina. [2] [3] [4] The company operates within four markets: heating, ventilation, and air conditioning (), detection and measurement, power transmission and generation, and engineered solutions.
Honda of America Manufacturing, Inc. East Liberty Auto Plant: 11000 Ohio 347, East Liberty, Ohio 43319 Honda CR-V, Acura RDX, Acura MDX: Honda Manufacturing of Alabama, LLC 1800 Honda Dr. Lincoln, Alabama 35096 Honda Odyssey, Honda Passport, Honda Pilot, Honda Ridgeline: Honda Manufacturing of Indiana, LLC 2755 N. Michigan Ave, Greensburg ...
The company was founded in 1979 and employs around 450 workers as of 2017, with annual sales at $165 million. [39] In November 2021, REV Group announced plans for a $7.46 million expansion of Ferrara's Holden, Louisiana manufacturing facility; the project is due to be complete in June 2023.
In December 2021, Toyota first announced plans for a major North Carolina battery plant on a 1,800-acre megasite about 20 miles southeast of Greensboro near the town of Liberty.
In 2007, Western Digital announced the WD GP drive touting rotational speed "between 7200 and 5400 rpm", which is technically correct while also being misleading; the drive spins at 5405 rpm, and the Green Power spin speed is not variable. [22] WD GP drives are programmed to unload the heads whenever idle for a very short period of time. [23]
In vector control, an AC induction or synchronous motor is controlled under all operating conditions like a separately excited DC motor. [21] That is, the AC motor behaves like a DC motor in which the field flux linkage and armature flux linkage created by the respective field and armature (or torque component) currents are orthogonally aligned such that, when torque is controlled, the field ...