elevation head

elevation head

[‚el·ə′vā·shən ‚hed]
(fluid mechanics)
The energy per unit mass possessed by a fluid as a result of its height above some reference level. Also known as potential head.
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References in periodicals archive ?
They determined that velocity head is insignificant and that in the saturated zone, pressure head is equal to 0, leaving elevation head as the dominant factor determining groundwater head.