Lecture 8 - Lecture 08 Fluid Mechanics (ENGR 2860U)...

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Lecture 08 Fluid Mechanics (ENGR 2860U) Elementary Fluid Dynamics – Part 3 structor: Dr Ahmad Barari Instructor: Dr. Ahmad Barari Barari- ENGR 2860U 1
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Examples of Use of the Bernoulli Equation – Free Jet t f uid f iameter ows om e ozzle ith locity A jet of liquid of diameter d flows from the nozzle with velocity V as shown. A nozzle is a device shaped to accelerate a fluid. Video 3.5 Wint2009- ENGR 2860U 2
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Examples of Use of the Bernoulli Equation – Vena Contracta Effect Wint2009- ENGR 2860U 3
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Examples of Use of the Bernoulli Equation – Mass Flowrate Wint2009- ENGR 2860U 4
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Example A stream of water of diameter d = 0.1 m flows steadily from a tank of diameter D = 1.0 m. Determine the flowrate, Q, needed from the flow ipe e ater epth mains nstant inflow pipe if the water depth remains constant, h = 2.0 m. Wint2009- ENGR 2860U 5
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Example A stream of water of diameter d = 0.1 m flows steadily from a tank of diameter D = 1.0 m. Determine the flowrate, Q, needed from the flow ipe e ater epth mains nstant inflow pipe if the water depth remains constant, h = 2.0 m. Wint2009- ENGR 2860U 6
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Example Air flows steadily from a tank, throughahoseof diameter D = 0.03 m and exits to the atmosphere from a nozzle of diameter d = 0.01 m. The pressure in the tank remains constant at 3.0 kPa (gage) and the
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Lecture 8 - Lecture 08 Fluid Mechanics (ENGR 2860U)...

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