- measure of criticality
- показатель критичности (пути на сетевом графике)
English-Russian project management dictionary. 2013.
measure of criticality
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Criticality index — is mainly used in risk analysis. The Criticality Index of an activity (task) can be expressed as a ratio (between 0 and 1) but is more often expressed as a percentage. During a ( e.g. Monte Carlo) simulation tasks can join or leave the critical… … Wikipedia
Critical mass — This article is about nuclear fission reactions. For other uses, see Critical mass (disambiguation). As part of a re creation of a 1945 criticality accident, a plutonium pit is surrounded by blocks of neutron reflective tungsten carbide. The… … Wikipedia
Condition monitoring — is the process of monitoring a parameter of condition in machinery, such that a significant change is indicative of a developing failure. It is a major component of predictive maintenance. The use of conditional monitoring allows maintenance to… … Wikipedia
nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them … Universalium
Self-organization — is a process of attraction and repulsion in which the internal organization of a system, normally an open system, increases in complexity without being guided or managed by an outside source. Self organizing systems typically (though not always)… … Wikipedia
Agile software development — poster Agile software development is a group of software development methodologies based on iterative and incremental development, where requirements and solutions evolve through collaboration between self organizing, cross functional teams. It… … Wikipedia
Tokaimura nuclear accident — Japan s worst nuclear radiation accident took place at a uranium reprocessing facility in Tokaimura, Ibaraki prefecture, northeast of Tokyo, Japan, on 30 September, 1999. The accident occurred in a very small fuel preparation plant operated by… … Wikipedia
Extremal optimization — (EO) is an optimization heuristic inspired by the Bak Sneppen model of self organized criticality from the field of statistical physics. This heuristic was designed initially to address combinatorial optimization problems such as the travelling… … Wikipedia
Breeder reactor — Assembly of the core of Experimental Breeder Reactor I in Idaho, 1951 A breeder reactor is a nuclear reactor that generates more fissile material in fuel than it consumes.[1] These reactors are considered appealing due to their superior fuel… … Wikipedia
Ising model — The Ising model, named after the physicist Ernst Ising, is a mathematical model in statistical mechanics. It has since been used to model diverse phenomena in which bits of information, interacting in pairs, produce collectiveeffects.Definition… … Wikipedia
Geometric and material buckling — In a nuclear reactor, criticality is achieved when the rate of neutron production is equal to the rate of neutron losses, including both neutron absorption and neutron leakage. Geometric buckling is a measure of neutron leakage, while material… … Wikipedia
