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Experimental Setup

IBL Identification

 

Results

Neutrally and Stably Stratified Boundary Layer Adjustments to a Step Change in Surface Roughness

Shan-Shan Ding, Marco Placidi, Alan Robins, Matteo Carpentieri

School of Mechanical Engineering Sciences,

University of Surrey, Guildford, United Kingdom

 

 

 

Wind tunnel setup. The first 11 m is covered with offshore roughness elements (Hancock and Hayden 2018) and the next 7 m is covered with onshore roughness elements (Marucci et al. 2018).

 

 

 

 

Table 1. Experimental Parameters

Urban Fluid Mechanics meeting: Reading 2022 S.Ding@surrey.ac.uk M.Carpentieri@surrey.ac.uk

0.5

Symbols

Re

Ri

u*2/u*1

M=ln(z02/z01)

0

1.4

2.5

0.13

1.4

2.7

0

1.4

2.3

0.27

1.7

3.4

 

 

 

 

 

 

 

Onshore

surface

7 m

Offshore

surface

11 m

x

y

z

0.6 m(Spires)

Cooling surface

Heated Incoming Flow

Reference Anemometers (Uref)