electric control devices

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• Control valves — are valves used to control conditions such as flow, pressure, temperature, and liquid level by fully or partially opening or closing in response to signals received from controllers that compare a setpoint to a process variable whose value is… …   Wikipedia

• Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …   Wikipedia

• Control loading system — A Control Loading System (CLS, also known as Electric Control Loading), is used to provide pilots with realistic flight control forces in a flight simulator or training device. These are used in both commercial and military training applications …   Wikipedia

• Control panel (engineering) — A control panel is a flat, often vertical, area where control or monitoring instruments are displayed. They are found in factories to monitor and control machines or production lines and in places such as nuclear power plants, ships, aircraft and …   Wikipedia

• Electric guitar — Fender Stratocaster String instrument Classification String instrument (plucked, either by fingerpicking, or with a pick.) …   Wikipedia

• Electric power transmission — Electric transmission redirects here. For vehicle transmissions, see diesel electric transmission. 400 kV high tension transmission lines near Madrid Electric power transmission or high voltage electric transmission is the bulk transfer of… …   Wikipedia

• Control system security — is the prevention of intentional or unintentional interference with the proper operation of industrial automation and control systems. These control systems manage essential services including electricity, petroleum production, water,… …   Wikipedia

• Electric locomotive — Electric Trains redirects here. For the 1995 Squeeze single, see Electric Trains (song). An electric locomotive is a locomotive powered by electricity from an external source. Sources include overhead lines, third rail or an on board electricity… …   Wikipedia

• Electric power control — (Electric) Power Control deals with routing electric power, controlling its quality, and controlling the devices attached to a power line.A number of technologies have evolved for using the power wiring to turn devices attached to the power line… …   Wikipedia

• Electric actuator — Actuators are used for the automation of industrial valves and can be found in all kinds of technical process plants: they are used in wastewater treatment plants, power plants and even refineries. This is where they play a major part in… …   Wikipedia

• Electric double-layer capacitor — Maxwell Technologies MC and BC series supercapacitors (up to 3000 farad capacitance) An electric double layer capacitor (EDLC), also known as supercapacitor, supercondenser, electrochemical double layer capacitor, or ultracapacitor, is an… …   Wikipedia