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SCCN - Solar Chimney Competence NetworkStructural Division Germany
Prof. Dr.-Ing. Reinhard HarteBergische Universität WuppertalPauluskirchstraße 7, D 42285 Wuppertal Prof. Dr.-Ing. Rüdiger HöfferRuhr-Universität BochumUniversitätsstraße 150, D 44780 BochumProf. Dr.-Ing. Dr.-Ing. E.h. Wilfried B. KrätzigKrätzig & Partner Ingenieurgesellschaft für Bautechnik mbHBuscheyplatz 9 – 13, D 44801 BochumProf. Dr.-Ing. Hans-Jürgen NiemannNiemann & Partner IngenieurgesellschaftUniversitätsstraße 142, D 44799 Bochum
Solar Chimney: Project Arabia
SCCN 08/2-2 SCCN Solar Chimney Competence Network – Strutural Division Germany
SCCN - Solar Chimney Competence NetworkExperienced in
shell theory and numerical analysisstructural design and proofbuckling of shellswind aerodynamicsseismic excitationthermal effects
forwind turbinescooling towerstankschimneysbridgespower plantsstadium roofs
Experience
SCCN 08/2-3 SCCN Solar Chimney Competence Network – Strutural Division Germany
Completed RWE Coal-fired Power-Plant in 2002S
ourc
e : R
WE
Ene
rgie
Ess
en
World Largest Cooling Tower Niederaussem: 200m
SCCN 08/2-4 SCCN Solar Chimney Competence Network – Strutural Division Germany
Solar Chimney Project Arabia: Variants
acc. prefeasibility studiesperformed by Krätzig & Partner GmbH Bochum
200m cooling tower Niederaussem
500m solar chimney
1000m solar chimney
1500m solar chimneyVariants for Solar Chimney Towers
SCCN 08/2-5 SCCN Solar Chimney Competence Network – Strutural Division Germany
Central crane and climbing formwork
Sou
rce :
He i
tkam
p, H
erne
SCCN 08/2-14 SCCN Solar Chimney Competence Network – Strutural Division Germany
Climbing formwork (1 to 2 m per day)S
ourc
e : K
rätz
ig &
Par
tne r
, Bo c
hum
SCCN 08/2-15 SCCN Solar Chimney Competence Network – Strutural Division Germany
Exhibition Centre, Bilbao, SpainS
ourc
e: P
ERI,
Ulm
SCCN 08/2-16 SCCN Solar Chimney Competence Network – Strutural Division Germany
0
500
1000
1500
2000
2500
0 20 40 60 80
gust speed in m/s
heig
ht o
ver g
roun
d in
mGust Wind Profile
200mNiederaußem
300mEiffelturm
800mBurj Dubai
1500mGreen Tower
SCCN 08/2-25 SCCN Solar Chimney Competence Network – Strutural Division Germany
Design wind profile and tower deflection
0
250
500
750
1000
1250
1500
0 50 100 150 200 250 300 350wind load in kN/m
heig
ht o
ver g
roun
d in
m
0
250
500
750
1000
1250
1500
0.0 0.5 1.0deflection
heig
ht o
ver g
roun
d in
m
max. deflection
SCCN 08/2-26 SCCN Solar Chimney Competence Network – Strutural Division Germany
Boundary layer wind tunnel - Ruhr-Universität Bochum
SCCN 08/2-27 SCCN Solar Chimney Competence Network – Strutural Division Germany
Gust modeling in the wind tunnel
SCCN 08/2-28 SCCN Solar Chimney Competence Network – Strutural Division Germany
Lignite power station Neurath in boundary wind tunnel
SCCN 08/2-29 SCCN Solar Chimney Competence Network – Strutural Division Germany
From high natural draft cooling towers to solar chimneys
SCCN 08/2-30 SCCN Solar Chimney Competence Network – Strutural Division Germany
1000m tower for a 200MW SCPP
SCCN 08/2-32 SCCN Solar Chimney Competence Network – Strutural Division Germany
Maximum meridional compression and tension forces n22w
SCCN 08/2-34 SCCN Solar Chimney Competence Network – Strutural Division Germany
Maximum shear forces n12w for a particular tower design
SCCN 08/2-35 SCCN Solar Chimney Competence Network – Strutural Division Germany
Meridional (n22w) and in-plane shear (n12w) forces for 500m tower
SCCN 08/2-36 SCCN Solar Chimney Competence Network – Strutural Division Germany
Instability modes for 500m tower without stiffenings rings (G+W+S)
SCCN 08/2-37 SCCN Solar Chimney Competence Network – Strutural Division Germany
Instability modes for 500m tower with 4 stiffenings rings (G+W+S)
SCCN 08/2-38 SCCN Solar Chimney Competence Network – Strutural Division Germany
Instability modes of 1000m tower for G+W+S
SCCN 08/2-39 SCCN Solar Chimney Competence Network – Strutural Division Germany
Vibration modes of 1000m tower
SCCN 08/2-40 SCCN Solar Chimney Competence Network – Strutural Division Germany
Small solar tower of 500m of height
SCCN 08/2-41 SCCN Solar Chimney Competence Network – Strutural Division Germany
Solar Chimney Project Arabia: 500m variant
SCCN 08/2-42 SCCN Solar Chimney Competence Network – Strutural Division Germany
Solar Chimney Project Arabia: 1000m variant
SCCN 08/2-43 SCCN Solar Chimney Competence Network – Strutural Division Germany
Solar Chimney Project Arabia: Turbine house
SCCN 08/2-44 SCCN Solar Chimney Competence Network – Strutural Division Germany
Schematic solar chimney power plantA
cc. K
roeg
er/P
raet
oriu
s(U
niv.
Ste
llenb
osch
): S
olar
Chi
mne
y P
ower
Pla
nt P
erfo
rman
ce
Sun
Collector Area CA Turbine
Ground Generator coupledto the turbine PCU
Solar Chimney SC
SCCN 08/2-45 SCCN Solar Chimney Competence Network – Strutural Division Germany
