Hydropower

Power Plant Limberg / Austria

Scope of services:

• Complete cavern pipe fabrication (including rolling) and
• installation of high pressure penstock including bifurcator and distribution lines

Length: 1.173 m
Diameter: 2.200 – 9.000 mm
Plate thickness: 20 up to 50 mm
Material: up to S 690 QL
Total weight: 4.340,5 tonnes

• Complete cavern pipe fabrication

Orderer: Andritz Hydro
End customer: VERBUND - Austrian Hydro Power AG
Project duration: 2008 – 2010

Limberg II - Bifurcation pipe / Austria 

Scope of services:

• 3D design for shop fabrication
• Realisation of erection planning
• Planning of prefabrication in the valve cavern
• Planning and design of the on-site annealing of the lateral based on EN 1993-1-9

Weight: 436 t
Length: 80 m
Diameter: 6800 / 5000 / 5000 mm
Material: S550ML1; S55QL1
Orderer: Verbund – Austria Hydro Power AG

FE – Model:
Software: ANSYS V11.0
FE shell model with 37000 SHELL281-elements based on 3D-CAD-Modell
Elastic structural mechanic calculations
Period of time for realization: 2006 – 2011

Power Plant Song Lou Lou / Kamerun

Scope of services:

• Rehabilitaion of penstock expansion joints
• Prefabrication at BIS VAM workshop Wels
• Pre-assembling of penstock expansion joints
• De- and reinstallation of expansion joints

Length: 4,0 m
Diameter: 6,4 m
Plate thickness: 20 mm
Material: S355, 1.4462
Total weight: 72 tonnes
Orderer: Andritz Hydro
End customer: AES Sonel
Period of time for realization: 2009 – 2010

Power Plant Vomperbach - Bifurcation pipe / Austria

Scope of services:

• Engineering
• static
• fabrication
• supply and
• erection of a bifurcation pipe DN 1100

Dimensions: DN 1100 / DN 900 / DN 900
Pressure: 40 bar
Material: S460N
Total length: 12 m
Total weight: 7,3 tonnes 
Orderer: Stadtwerke Schwaz
Period of time for realization: July 2008 – March 2009

Power Plant Cleuson-Dixence / Switzerland

Scope of services:

• Rehabilitation of high pressure penstock of Cleuson-Dixence power plant between apparatus chamer in Tracouet and distribution line in Bieudron
• Installation of a new high pressure penstock into the existing one

Length: 4.000 m
Diameter: 3.100 - 2.550 mm (Outer pipe diameter approx. 260 mm smaller than the inner diameter of the existing penstock)
Plate thickness: 18 – 81 mm
Material up to S 690 QL
Total weight: 12.670 tonnes
Orderer: Cleuson Dixence Construction
End customer: Konsortium of EOS and Grand-Dixence SA
Period of time for realization: 2006 – 2009

Power Plant Kopswerk II / Austria

Scope of services:

• Site fabrication and
• installation of high pressure penstock

Penstock: 3.000 tonnes, Ø 3.800 mm 
Inclination 39°, Length 1.200 m
Surge tank lining:  1.400 t, Ø 3.800 – 7.000 mm
Distributer: 1.500 t, Ø 4.600 – 1.500 mm
Head:  780,84 m

• Simultaneous installation of various pipe sections
• Installation of Energy absorber (Throttle: Ø 7,0 m, 230 tonnes)

Orderer: Andritz Hydro
End customer: Vorarlberger Illwerke AG
Project duration: 2005 – 2007

Kopswerk II – Underwater tunnel lining / Austria

Scope of services:

• Engineering
• static calculation
• prefabrication and
• erection of Tunnel lining - diameter = 5800 mm, thickness = 20 mm
• Prefabrication of the pipes at site
• Storing in the tunnel
• Pipe assembly in the tunnel

Material: S355J2+N
Total lenght: 111 m
Total weight: 326 tonnes
Orderer: Vorarlberger Illwerke AG
Period of time for realization: June 2005 – April 2006

Power Plant Gerlos II - Bifurcation pipes / Austria

Scope of services:

• Design
• static calculation
• prefabrication and
• erection

Bifurcated tube:
Diameter: 2800 / 2250 / 1900 mm
Weight: 38 tonnes

Pipe DN 2250 mm including support steel structure
Lenght: 90 m
Weight: 200 tonnes
Pressure: 72,8 bar
Material: Aldur 700 QL 1
Orderer: VERBUND – Austrian Hydro Power AG
Period of time for realization: March 2005 – March 2007

Power Plant Uttendorf – Bifurcation pipe / Austria

Scope of services:

• Design
• static calculation
• prefabrication
• supply and
• erection of a bifurcation pipe DN 650 with 6 laterals, 6 elbows

Dimensions: 
DN 1700 / DN 1550 / DN 650
DN 1550 DN 1375 / DN 650
DN 1375 / DN 1175 / DN 650
DN 1175 / 975 / 650
DN 975 / DN 650 DN 650
Length: 37 m
Weight: 93 tonnes
Pressure: 26,6 bar
Material: P460NL1, P355 NL
Orderer: Österreichische Bundesbahnen
Period of time for realization: January – December 2006

Power Plant Middle Marsyangdi / Nepal 

Scope of services:

• Prefabrication an installation of a penstock

Lenght: 480 m
Diameter: 2.600 - 5.400 mm
Plate Thickness: 14 - 40 mm
Material: S355NL
Total Weight: 1.100 tonnes 
Orderer: Andritz Hydro
End customer: NEA (Nepal Electricity Authority) 
Period of time for realization: 2005 – 2008

Power Plant Ermenek / Turkey

Scope of services:

• Complete field fabrication and
• installation of a high pressure penstock including bifucator and distribution lines

Length: 1.650 m
Diameter: 880 - 5.500 mm
Plate thickness: 12 - 76 mm
Material: S235 - S460
Totel Weight: 5.836 tonnes
Orderer: Andritz Hydro
End customer: DSI (General Directorate of State Hydraulic Works) 
Period of time for realization: 2005 – 2008

Power Plant Trattenbach - Penstock / Austria

Scope of Services:

• Engineering
• supply and
• installation for Power Plant Wald

Dimensions: DN 700/600
Corrosion protection: outside PE inside cement coating
Length: 1536 m
Weight: ~ 384 tonnes
Pressure: 70 bar
Material: St-52.0
Orderer: Salzburg AG
Period of time for realization: July – September 2004

Power Plant BORCKA / MURATLI, Turkey

Scope of services:

• Site fabrication and
• installation of 4 power intake steel linings

Length: 4 Lines / 150 m each
Diameter: 7.000 – 7.500 mm
Plate thickness: 21 mm
Inclintion: 45°
Material: P355N, S235 J2G2
Total Weight: 3.150 tonnes
Orderer: Andritz Hydro
End customer: DSI 
Period of time for realization: 2001 – 2004

Power Plant Kaprun / Austria

Scope of services:

• Prefabrication of pipes and
• installation of penstock

Length: 1.400 m
Diameter: 2.400 - 3.000 mm
Plate thickness: 15 - 63 mm
Inclination: 45°
Material: S690QL S355ML, S460ML, ALD500ML, ALD550ML
Total Weight: 2.000 tonnes 
Orderer: Andritz Hydro
End customer: VERBUND - Austrian Hydro Power AG
Period of time for realization: 2002 - 2004

Power plant Goldisthal / Germany

Scope of services:

• Site fabrication and
• installation of penstock

Inclination:  26°
Length:  2 lines / 800 m each
Diameter:  6,2 m
Plate thickness:  18 – 58 mm
Material:  S 690 QL
Total weight: 8.400 tonnes
First use of TIG-Hot-wire welding
Orderer: Andritz Hydro
End customer: VEAG
Project duration: 1999 – 2002

Power Plant San Roque / Philipines

Scope of services:

• Fabrication and
• installation of penstock and manifold including 2 bifucators

Length: 260 m
Diameter: 3500 - 8200 mm
Plate thickness: 36 – 65 mm
Material: P355N
Total Weight: 3.000 tonnes
Orderer: Andritz Hydro
End customer: Raytheon Ebasco Overseas Ltd.
Period of time for realization: 2000 – 2001