Circuit breaker — For other uses, see Circuit breaker (disambiguation). An air circuit breaker for low voltage (less than 1000 volts) power distribution switchgear … Wikipedia
Fault-tolerant system — This article contains specific implementations of fault tolerant systems. For general theory, see fault tolerant design. Fault tolerance or graceful degradation is the property that enables a system (often computer based) to continue operating… … Wikipedia
Fault injection — In software testing, fault injection is a technique for improving the coverage of a test by introducing faults in order to test code paths, in particular error handling code paths, that might otherwise rarely be followed. It is often used with… … Wikipedia
In-circuit functional tester — Clip On Test Versus Whole Board Functional TestIn circuit functional testing (or clip on testing as it is popularly called) is best described as testing the functionality of each component on the board using test clips. Here, the inference is… … Wikipedia
Arc-fault circuit interrupter — An arc fault circuit interrupter (AFCI) is a circuit breaker designed to prevent fires by detecting non working electrical arcs and disconnect power before the arc starts a fire. The AFCI should distinguish between a working arc that may occur in … Wikipedia
Track circuit — A track circuit is a simple electrical device used to detect the presence or absence of a train on rail tracks, used to inform signallers and control relevant signals. Principles and operation The basic principle behind the track circuit lies in… … Wikipedia
Maintenance philosophy — is the mix of strategies that ensure an item works as expected when needed.[1][2] Contents 1 Definition 1.1 Failure Detection 1.1.1 Conditi … Wikipedia
Chaos computing — Presented is a specific description and illustration of how chaotic systems can be made to produce and morph between such all logic gates. Contents 1 What is a chaotic system? 2 Logic Gates 3 Principle of the Morphing Chaotic Logic Gates … Wikipedia
North American railroad signals — Main article: North American railway signaling Baltimore and Ohio Railroad Color Position Light bracket masts at Magnolia, West Virginia North American railroad signals generally fall into the category of multi headed electrically lit units… … Wikipedia
Fuse (electrical) — A miniature time delay fuse used to protect electronic equipment, rated 0.3 amperes at 250 volts. 1.25 inches (about 32 mm) long … Wikipedia
List of NP-complete problems — Here are some of the more commonly known problems that are NP complete when expressed as decision problems. This list is in no way comprehensive (there are more than 3000 known NP complete problems). Most of the problems in this list are taken… … Wikipedia