International Commission on Irrigation & Drainage Commission Interationale des Irrigation et du Drainage

Multilingual Technical Dictionary (MTD)

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3143. Kennedy`s equation : An empirical equation that applies to channels with erodible boundaries in alluvial soils carrying small sediment loads expressed as Vo = 0.55 db0.64 where Vo is non-silting, non-scouring, mean velocity (termed as critical velocity) (in m/sec) and db is the average depth (in m) over the bed including the side-slopes. The coefficient and exponent developed for Bari-doab canal system in Punjab (Indian subcontinent) where channel bed materials were medium sand approximately 0.32 mm mean diameter.

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