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Power take-off. A power take-off or power takeoff ( PTO) is one of several methods for taking power from a power source, such as a running engine, and transmitting it to an application such as an attached implement or separate machine. Most commonly, it is a splined drive shaft installed on a tractor or truck allowing implements with mating ...
Proportional–integral–derivative controller. A proportional–integral–derivative controller ( PID controller or three-term controller) is a control loop mechanism employing feedback that is widely used in industrial control systems and a variety of other applications requiring continuously modulated control.
Sold to US Government in 1942 for WWII-related use. Used as a staging site for supplies headed for the Pacific Front. The U.S. Army continued to occupy the facility until 1956. In 1956, the U.S. Air Force acquired control of the property and leased the facility to the Boeing Company. A year later, in 1957, the Boeing Company purchased the property.
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Proportional control, in engineering and process control, is a type of linear feedback control system in which a correction is applied to the controlled variable, and the size of the correction is proportional to the difference between the desired value ( setpoint, SP) and the measured value ( process variable, PV).
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The control group may receive a placebo treatment, or in cases where the goal is to find evidence that a new treatment is more effective than an existing treatment, the control group will receive the existing treatment. The meaning of the NNT is dependent on whether the control group received a placebo treatment or an existing treatment, and ...
Signs of people-pleasing. Here are 10 signs you might be a people-pleaser. “No” is most difficult word in your vocabulary, and it makes you physically and mentally uncomfortable to say it. You ...