'Surface shear' diaporamas de présentation

Dan Miller Science and Operations Officer National Weather Service WFO Duluth, Minnesota

Intense Near-Surface Wind Shear in Severe Thunderstorm Environments: A Closer Look at Implications for Near-Surface Stability and Tornadogenesis Potential. Dan Miller Science and Operations Officer National Weather Service WFO Duluth, Minnesota. Greg Mann Science and Operations Officer

402 views • 28 slides

The Test-field Method

367 views • 25 slides

Prograde patterns in rotating convection and implications for the dynamo

Prograde patterns in rotating convection and implications for the dynamo. Axel Brandenburg (Nordita, Copenhagen ? Stockholm ). Taylor-Proudman problem Near-surface shear layer Relation to any interior depth? Prograde pattern speed Pattern speed of supergranulation.

336 views • 22 slides

Turbulence simulations showing mean-field dynamos

Turbulence simulations showing mean-field dynamos. Solar paradigm shifts Helicity fluxes Low magnetic Prandtl numbers Mean field coefficients from simulations Axel Brandenburg ( Nordita, Stockholm ). The 4 solar dynamo scenarios. Distributed dynamo (Roberts & Stix 1972)

227 views • 22 slides

Prograde patterns in rotating convection and implications for the dynamo

Prograde patterns in rotating convection and implications for the dynamo. Axel Brandenburg (Nordita, Copenhagen ? Stockholm ). Taylor-Proudman problem Near-surface shear layer Relation to any interior depth? Prograde pattern speed Pattern speed of supergranulation.

224 views • 22 slides

Chapter 6 Introduction to Forced Convection:

Chapter 6 Introduction to Forced Convection:. Boundary layer thickness :. Why does increase in the flow direction? . Manifested by a surface shear stress that add up to a friction drag force, :. How does vary in the flow direction? Why?.

617 views • 20 slides