Baroclinic Ekman spirals Atm S 547 Lecture 7, Slide 1 Surface wind - PowerPoint PPT Presentation

Apr 25, 2023 •46 likes •156 views

Baroclinic Ekman spirals Atm S 547 Lecture 7, Slide 1 Surface wind crossing angle vs. thermal wind Hoxit 1974 Atm S 547 Lecture 7, Slide 2 Cold advection: Warm advection: Over water: cross-isobar flow Along-isobar flow along-isobar flow

Baroclinic Ekman spirals Atm S 547 Lecture 7, Slide 1
Surface wind crossing angle vs. thermal wind Hoxit 1974 Atm S 547 Lecture 7, Slide 2
Cold advection: Warm advection: Over water: cross-isobar flow Along-isobar flow along-isobar flow Atm S 547 Lecture 7, Slide 3
Horizontal sections of u ’ from LES of shear-driven turbulence Atm S 547 Lecture 7, Slide 4
LES vertical section of u ’ in shear-driven PBL Atm S 547 Lecture 7, Slide 5
Rolls in LES weakly convective PBL Atm S 547 Lecture 7, Slide 6
Convective PBL (Rayleigh-Benard) Atm S 547 Lecture 7, Slide 7
Velocity variance profiles Atm S 547 Lecture 7, Slide 8
TKE budgets Moeng and Sullivan 1994 Atm S 547 Lecture 7, Slide 9
LES-simulated entrainment event in a convective PBL Sullivan et al. 1998 Atm S 547 Lecture 7, Slide 10
Observational support for DCBL entrainment closure w ′ b ( h ) = − 0.2 B 0 ′ Atm S 547 Lecture 8, Slide 11

Download Presentation

Download Policy: The content available on the website is offered to you 'AS IS' for your personal information and use only. It cannot be commercialized, licensed, or distributed on other websites without prior consent from the author. To download a presentation, simply click this link. If you encounter any difficulties during the download process, it's possible that the publisher has removed the file from their server.

Recommend

5.5: Ekman Pumping Effective Depth of Ekman Layer. 2 Effective Depth of Ekman Layer.

5.5: Ekman Pumping Effective Depth of Ekman Layer. 2 Effective Depth of Ekman Layer. Defining = f/ 2 K , we derived the solution u = u g (1 e z cos z ) v = u g e z sin z corresponding to the Ekman spiral. 2

1.19k views • 105 slides

The signatures of long-lived spirals in disk galaxies The signatures of long-lived spirals in disk

South Korea 2013 The signatures of long-lived spirals in disk galaxies The signatures of long-lived spirals in disk galaxies The signatures of long-lived spirals in disk galaxies The signatures of long-lived spirals in disk galaxies Eric E.

719 views • 43 slides

Manifold-driven spirals and rings Lia Athanassoula LAM, Marseille Lia Athanassoula Manifold

Manifold-driven spirals and rings Lia Athanassoula LAM, Marseille Lia Athanassoula Manifold driven spirals and rings Seoul October 2013 Figures here: P1: Romero-Gomez, Masdemont, Athanassoula,

201 views • 18 slides

Vision Zero Lars Ekman TMALL 0146 Presentation widescreen engelsk v 1.0

Vision Zero Lars Ekman TMALL 0146 Presentation widescreen engelsk v 1.0 Lars.Ekman@Trafikverket.se The road transport system is an open and complex system Infrastructure Vehicles Road users Transports of goods ad

610 views • 47 slides

Climatology of Fronts and Associated Surface Baroclinic Zones in the Great Lakes Region Melissa

Climatology of Fronts and Associated Surface Baroclinic Zones in the Great Lakes Region Melissa Payer Department of Atmospheric and Environmental Sciences University at Albany/SUNY Richard Maliawco Meteorology Department Lyndon State College

211 views • 19 slides

Vertical structure Now we will examine the vertical structure of the intense baroclinic wave

Vertical structure Now we will examine the vertical structure of the intense baroclinic wave using three visualization tools: Upper level charts at selected pressure levels Vertical soundings for selected radiosonde stations Vertical

1.36k views • 120 slides

Different Spirals of Sameness: A Study of Content Sharing in Mainstream and Alternative Media

Different Spirals of Sameness: A Study of Content Sharing in Mainstream and Alternative Media Benjamin D. Horne , Jeppe Nrregaard, and Sibel Adali Rensselaer Polytechnic Institute, Technical University of Denmark Primary focus of this work is

548 views • 29 slides

High Baroclinic Equatorial Kelvin Waves and Central Pacific Surface Warming Peter C Chu Naval

High Baroclinic Equatorial Kelvin Waves and Central Pacific Surface Warming Peter C Chu Naval Postgraduate School Monterey, CA, USA Jilin Sun and Qinyu Liu Ocean University of China Qingdao, China Email: pcchu@nps.edu

621 views • 49 slides

Spirals Zarathustra Brady Clone-minimal algebras A reduct of A is an algebra with the same

Spirals Zarathustra Brady Clone-minimal algebras A reduct of A is an algebra with the same underlying set as A and basic operations a subset of the terms of A . A reduct of A is proper if it is not term equivalent to A , and nontrivial if at

1.93k views • 64 slides

Mandelbrot and Sierpinski arcs and spirals E. Chang Department of Mathematics and Statistics

Mandelbrot and Sierpinski arcs and spirals E. Chang Department of Mathematics and Statistics Boston University TCD2015 E. Chang (Boston University) Mandelbrot and Sierpinski arcs and spirals TCD2015 1 / 59 Outline Introduction and

2.09k views • 170 slides

Existence of algebraic vortex spirals and ill-posedness of inviscid flow Volker Elling

Existence of algebraic vortex spirals and ill-posedness of inviscid flow Volker Elling S.I.S.S.A. Trieste, June 610, 2011 Compressible Navier-Stokes and Euler equations t + ( v ) = 0 , [mass] + p = T S, ( v ) t

1.53k views • 116 slides

online career coaching Minna Kari, Planner Essi Ekman, Project coordinator University of Turku

Find Your Career online career coaching Minna Kari, Planner Essi Ekman, Project coordinator University of Turku 1 Minna Kari & Essi Ekman 2.5.2018 Background, goals & cooperation Background, Planning day A/TY twice a year

282 views • 9 slides

The Ekman Spiral We consider now an elegant method of describing the wind in the boundary layer,

The Ekman Spiral We consider now an elegant method of describing the wind in the boundary layer, due originally to V. Walfrid Ekman. The Ekman Spiral We consider now an elegant method of describing the wind in the boundary layer, due originally

1.09k views • 57 slides

Aspects of Spiral Structure Theory J. A. Sellwood and R. Carlberg Seoul National

Aspects of Spiral Structure Theory J. A. Sellwood and R. Carlberg Seoul National university, October 21, 2013 Why spirals matter Present structure of a galaxy is not simply the consequence of its formation Spirals are major

699 views • 48 slides

Existence of algebraic vortex spirals and ill-posedness of inviscid flow (Part III) Volker Elling

Existence of algebraic vortex spirals and ill-posedness of inviscid flow (Part III) Volker Elling S.I.S.S.A. Trieste, June 610, 2011 Birkhoff-Rott for multiple branches m4N1ell.vs Sheets p = 0 , ..., N 1 at equal angles 2 N , N N .

688 views • 25 slides

A New Probe of Dark Matter in Spirals Sukanya Chakrabarti (FAU); Leo Blitz (UCB); Phil Chang

A New Probe of Dark Matter in Spirals Sukanya Chakrabarti (FAU); Leo Blitz (UCB); Phil Chang (University of Wisconsin-Milwaukee); Frank Bigiel (Heidelberg) Overview Cold gas as tracer of perturbing dark-matter dominated dwarf galaxies

433 views • 42 slides

Shear Strength of Sand Dense Loose Strain, (%) (Holtz & Kovacs, An Introduction to

Shear Strength of Sand Dense Loose Strain, (%) (Holtz & Kovacs, An Introduction to Geotechnical Engineering , 1981) (Holtz & Kovacs, An Introduction to Geotechnical Engineering , 1981) (Holtz & Kovacs, An Introduction to

466 views • 14 slides

Shear Stress Lecture 4 ME EN 372 Andrew Ning aning@byu.edu Outline Direct Shear Shear from

Shear Stress Lecture 4 ME EN 372 Andrew Ning aning@byu.edu Outline Direct Shear Shear from Bending Direct Shear = V A Shear from Bending V M V M V = dM dx M I t Z c Q = ydA V = dM y dx c M y I t Z c V = dM Q = ydA y

250 views • 7 slides

Introduction to Seismic Essentials in Groningen Building Stock and 5.1 Typologies in Groningen

Introduction to Seismic Essentials in Groningen Building Stock and 5.1 Typologies in Groningen By Rinke Kluwer MSc Arup Calculation of risk Risk = Hazard * Vulnerability * Exposure Seismic hazard Vulnerability Exposure

462 views • 18 slides

A: Use of arrays (space) to improve efficiency of algorithms B: Dictionary Prime Numbers:

A: Use of arrays (space) to improve efficiency of algorithms B: Dictionary Prime Numbers: Given n find all prime numbers from 2 to n. Generalises earlier strategy One approach is to do test_prime(n) for all numbers upto n. Not

288 views • 24 slides

Pushing the envelope of lensing with resolved kinematics Eric Huff Tim Eifler, Elisabeth

Pushing the envelope of lensing with resolved kinematics Eric Huff Tim Eifler, Elisabeth Krause, Chris Hirata, Matt George, David Schlegel Kinematics break degeneracy between shape and shear image rotation curve face-on face-on, but

457 views • 19 slides

Learning objectives Understand the purpose of defining test adequacy criteria, and their

Learning objectives Understand the purpose of defining test adequacy criteria, and their limitations Test Case Selection Understand basic terminology of test selection and Adequacy Criteria and adequacy Know some sources of

193 views • 4 slides

Chapters for the Final Exam Chapter 20: Electric forces and fields (Conceptual Questions) Chapter

Chapters for the Final Exam Chapter 20: Electric forces and fields (Conceptual Questions) Chapter 25: Electromagnetic Induction and EM Waves (Conceptual Questions) Chapter 26: AC Circuits Chapter 17: Wave Optics Chapter 18: Ray Optics Chapter

299 views • 7 slides

PPG Second Quarter 2016 Financial Results Michael H. McGarry, President and Chief Executive

PPG Second Quarter 2016 Financial Results Michael H. McGarry, President and Chief Executive Officer Frank S. Sklarsky, Executive Vice President and Chief Financial Officer Vincent J. Morales, Vice President Finance Scott A. Minder, Director

476 views • 14 slides