EN 1991‐1‐1 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
RUHR-UNIVERSITÄT BOCHUM
Prof. Dr.‐Ing. R. HöfferInstitute of Structural Engineering
ECEC – European Council of Engineer‘s ChambersCPD‐Lectures at 15th of May, 2015, Belgrade/SRB
Eurocode 1: Action on structures
Part 1‐4: General ActionsWind Actions
2
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Calculation Procedure of Wind Actions
3
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Calculation Procedure of Wind Parameters
4
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Speed and Turbulence
5
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Speed and Turbulence
6
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Peak Velocity Pressure: Definition
7
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Basic Wind Velocity vb
8
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Basic Wind Velocity vb
9
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Basic Wind Velocity vb for different exceedence probability
10
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Fundamental Value of the Basic Wind Velocity vb,0 from Wind Statistics
11
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Map of Germany
12
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Sketch of a European Wind Map of the Fundamental Value, vb,0
13
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Mean Wind Profile
14
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Background to Mean Wind Profiles
15
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Background to Mean Wind Profiles
16
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Background to Mean Wind Profiles
17
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Background to Turbulence Intensity
18
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Terrain categories and terrain parameters (1)
19
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Terrain categories and terrain parameters (2)
20
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
The mean wind profile over orography
21
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
The mean wind profile over orography
22
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Turbulence Intensity
23
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Peak Velocity Pressure: Exposure Factor ce
24
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Profiles of the Peak Velocity Pressure, qp
25
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Peak Velocity Pressure: Effect of the Wind Direction
26
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Calculation of Wind Forces
27
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Forces
28
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Forces: Equivalent Static Load Model
29
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Forces – the Structural Factor cs cd
30
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Forces – the Structural Factor cs cd (cont’d)
31
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Forces – the Structural Factor cs cd (cont’d)
32
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Calculation of Wind Pressures
33
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Pressures: Internal and External
34
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Pressures
35
RUHR-UNIVERSITÄT BOCHUM
EN 1991‐1‐4 | CPD‐Lectures on Eurocodes May 15th, 2015 | Prof. Dr.‐Ing. Rüdiger Höffer
Wind Pressures – Effect of Loaded Area