CME270H1 Lecture Notes - Lecture 18: Turbulence, Guppy
12 Jun 2020
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7 dye at low j dye flows straight laminar flow www at high 8 path ofdye is complex due to vortices turbulence turbulent flow. Erratic velocity in turbulent flow a constantt in steady. Ee laminar if flow is turbulent laminar or. The re tells us between the regime depends on the physical context pipe airplanewingwindet4. In round pipes in relationship between re and flow exact ejp. Engineering flows are normally turbulent at large scale. Consider a volume of fluid in a pipe angled upward at a daring steady flow guppy. Forces hydrostatic forces at eachendpa weigh of the fluid p yea sheerforcesalongthe wall942174. Ef 0 11 m 415 hedi notemomentum f"s cancel out. K 154sind now write energy equation from he across l. Pf 12m ttattyi he and combine to where he is total. D8 we would like this to be of the form hf.
