Operating Time, Effective

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Operating Time, Effective

 

average accrued operating time of a repairable item between failures (disruptions of its working capacity). If the accrued operating time is expressed in units of time, then the effective operating time means the average time of trouble-free operation. The effective operating time for the period from accrued operating time t1 to accrued operating time t2 is determined by the equality

where mav is the average number of failures (per item) for a certain number of similar articles until accrued operating time ti (i = 1, 2) determined by testing.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
Full browser ?