Visualmente, com base em caracterização do movimento de partículas incipiente em substratos Regular: de Laminar para turbulentas condições

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11:51 min

February 22nd, 2018

10.3791/57238-v

February 22nd, 2018

8.3K views

São apresentados dois métodos diferentes para caracterizar o movimento de partículas incipiente de uma única pérola como uma função da geometria de cama de sedimentos de laminar para fluxo turbulento.

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Incipient Particle Motion

Chapters in this video

0:04

Title

1:31

Incipient Particle Motion in the Creeping Flow Limit: Preparing the Rheometer

3:12

Creeping Flow Limit: Adjusting the Imaging System

4:20

Creeping Flow Limit: Determining the Critical Rotating Speed for Onset of Motion

5:03

Incipient Particle Motion at the Hydraulically Transitional and Rough Turbulent Regime: Experimental Setup and Preparing the Imaging System

6:12

Hydraulically Transitional and Rough Turbulent Regime: Determining the Critical Fan Speed

7:00

Hydraulically Transitional and Rough Turbulent Regime: Preparing and Calibrating the Constant Temperature Hot-wire Anemometer

8:22

Hydraulically Transitional and Rough Turbulent Regime: Measuring the Streamwise Velocity

8:51

Results: Characterization of the Motion of Spheres on Quadratic Surfaces in Laminar and Turbulent Conditions

10:17

Conclusion

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