v1rev 12019-05-27IEV 192-08-06:2015-02

mean unavailability

0112/2///61360_4#ADA209

average value of the instantaneous unavailability over a given time interval (t1, t2)

Used by classes: 1

property

Code: ADA209
Data type: REAL_MEASURE_TYPEmeasure
Unit: UAA000 UAA000

Used by classes (1)

ADA230measures for availability related concepts

Version history1#

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Metadata#

Note: Note 1 The mean unavailability is related to the instantaneous unavailability U(t) as: U¯¯¯(t1, t2)=1t2−t1∫ t2 t1U(t) dt Note 2 Terms 'mean' or 'average' are used as synonyms to the arithmetic mean
Source document: IEV 192-08-06:2015-02
Version: 1
Revision: 1
Status: Standard
Dates: Current version: 2019-05-27
Current revision: 2019-05-27