Simple construction allows an open-loop Hall effect sensor to beat its closed-loop counterparts in terms of price, weight, and size; yet it may be susceptible to temperature variation and saturation.

Electronic control logic and system components are described that are used with a venturi carburetor to accomplish the fuel metering required in a closed loop emission control system. Special open ...

In order to accurately control the ignition and fuelling of a gasoline engine, in the presence of environmental and system variability, it is necessary to measure the effect this variability has on ...

When implementing cooling solutions for electronic equipment, system designers are confronted with a complex set of variables. The cooling requirements are typically dynamic, and ambient temperatures ...

In today’s industrial automation applications, complex control systems replace human operators to handle different machines and processes. The term “automation” hints that the systems have to be smart ...

Festo introduces its Controlled Pneumatics technology which features digital closed-loop control for applications ranging from welding and gripping to dispensing and pumping. In 2012, Automation World ...

Direct torque control is a motor-control method for ac drives that accurately regulates motor speed and torque without encoder feedback from the motor shaft. Eliminating encoders can simplify ...

In patients with diabetes, hospitalization can complicate the achievement of recommended glycemic targets. There is increasing evidence that a closed-loop delivery system (artificial pancreas) can ...

A new software system that will let people with diabetes customize their treatment and automatically adjust their insulin levels was just approved for use by the Food and Drug Administration. It will ...