Civil Engineering - Hydraulics - Discussion
Discussion Forum : Hydraulics - Section 3 (Q.No. 17)
17.
When no air is left below the nappe and water stream adheres to the down stream face of the weir, it is known as
Discussion:
3 comments Page 1 of 1.
Afzal said:
3 years ago
Thanks for the explanation @Sdo Ali Ejaz.
Puski said:
5 years ago
Thanks you @Sdo Ali Ejaz.
SDO ALI EJAZ said:
6 years ago
Nappe = flowing water sheet over weir.
Depressed nappe = partially filled with air and creates negative pressure.
Clinging nappe = no air left and increased discharg.
Clinging nappe has 25-30% more Discharge then free nappe.
Depressed nappe = partially filled with air and creates negative pressure.
Clinging nappe = no air left and increased discharg.
Clinging nappe has 25-30% more Discharge then free nappe.
(13)
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