life test

life test

[′līf ‚test]
(chemical engineering)
In petroleum testing, an American Society for Testing and Materials oxidation test made on inhibited steam-turbine oils to determine their stability under oxidizing conditions.
(engineering)
A test in which a device is operated under conditions that simulate a normal lifetime of use, to obtain an estimate of service life.
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References in periodicals archive ?
Reliability engineer Srivastava here deals exclusively with different aspects of time-varying, fully and partially accelerated life test models for non-repairable systems not only with step-stress and ramp-stress settings, but also with different combinations of stress loadings involving one stress factor.
AST systems perform various accelerated stress test methods such as Highly Accelerated Life Test (HALT), Highly Accelerated Stress Screen (HASS), among others.
com/motorola-nexus-6-battery-life-test/) GSMArena had carried out the Motorola Nexus 7 battery life test and has confirmed that the device is capable of supporting heavy use and still last an entire day.
Major decisions are based on life test data, often from a few units.
Alta Standard provides the life-stress relationships required to analyze accelerated life test data with one or two constant stresses.
30] Value tool life test will be available to vindicate the metalcaster in disputes over "bad" machinability of cast iron.
MIVT:OTCBB; MIV:BSE; MIV1:Frankfurt), Vancouver, has successfully completed an essential fatigue life test of its proprietary hydroxyapatite (HAp) stent coating.
The LD 960-32 life test system, for semiconductor laser diodes, uses patented conductive thermal control technology for precise control of diode temperature during the life test process.
This study examined the current perception of meaning and purpose in life among Texas borderland school teachers as measured by the Purpose in Life Test, noting respondents' perceived likelihood of persisting as classroom teachers beyond 5 years given their Purpose in Life Test score.
Traditionally, life test sampling plans have largely been based on statistical criteria.