ISO 11545:2009 Preview
Agricultural irrigation equipment -- Centre-pivot and moving lateral irrigation machines with sprayer or sprinkler nozzles -- Determination of uniformity of water distribution
This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
ISO 11545:2009 specifies an in-field method for determining the uniformity of water distribution in the field from centre-pivot and moving lateral irrigation machines equipped with sprayer or sprinkler nozzles. The calculation of the coefficient of uniformity is also specified.
It is applicable to agricultural irrigation machines for which the water application device is more than 1,5 m above the soil surface and for which the water distribution from successive devices overlaps. It is not applicable to the evaluation of centre-pivot irrigation machines equipped with various corner arm application devices.
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