control circuit
71Closed-circuit television — CCTV redirects here. For other uses, see CCTV (disambiguation). For the Chinese television station, see China Central Television. Surveillance cameras on a corner. Closed circuit television (CCTV) is the use of video cameras to transmit a signal… …
72Centralized traffic control — (CTC) is a signalling system used by railroads. The system consists of a centralized train dispatcher s office that controls railroad switches in the CTC territory and the signals that railroad engineers must obey in order to keep the traffic… …
73Communications-based train control — CBTC deployment in Metro de Madrid, Spain …
74Loss of pressure control accident — Most commercial types of nuclear reactor use a pressure vessel to maintain pressure in the reactor plant. This is necessary in a pressurized water reactor to prevent boiling in the core, which could lead to a nuclear meltdown. This is also… …
75Connection Admission Control — Admission control, in the most primitive sense, is the simple practice of discriminating which traffic is admitted into a network in the first place [#REF| [1] . Admission control in ATM networks is known as Connection Admission Control… …
76Flow Control — Mit Datenflusskontrolle (engl. data flow control) oder Datenflusssteuerung werden unterschiedliche Verfahren bezeichnet, mit denen die Datenübertragung von Endgeräten an einem Datennetz, die nicht synchron arbeiten, so gesteuert wird, dass eine… …
77Battery eliminator circuit — A battery eliminator circuit (BEC) is an electronic circuit designed to deliver electrical power to other circuitry without the need for a battery. Historically the expression was sometimes used to describe devices used to power battery driven… …
78Regenerative circuit — The regenerative circuit (or self regenerative circuit) allows an electronic signal to be amplified many times by the same vacuum tube or other active component such as a field effect transistor.Description Regenerative circuits were employed in… …
79Direct torque control — (DTC) is one method used in variable frequency drives to control the torque (and thus finally the speed) of three phase AC electric motors. This involves calculating an estimate of the motor s magnetic flux and torque based on the measured… …
80Engine control unit — An engine control unit (ECU) is an electronic control unit which controls various aspects of an internal combustion engine s operation. The simplest ECUs control only the quantity of fuel injected into each cylinder each engine cycle. More… …
