Numbers

Historical Data

The following list gives a glimpse into our success story.

Wind energy

Towers

Type Number Rated power WEC Hub height WEC Remark  
Bolted steel towers 500+ up to 7.0 MW up to 130 m also soft towers  
Lattice towers 15+ up to 3.2 MW up to 160 m also hybrid towers and lattice towers for radar units  
Concrete towers 5+ up to 2.5 MW up to 140 m also hybrid towers  
Steel shell towers 5+ up to 3.2 MW up to 140 m also fragmented towers  
Tower internals 20+ up to 3.2 MW up to 140 m    

Life Time Extension and Continued Operation

Type of project Number of WECs Number of WEC types Number of sites  
Analytical verification for Life Time Extension 100+ 30+ 50+  
Proof of stability 10+ 5+ 5+  
Load monitoring 5+ 5+ 5+  

Machine and turbine design

Type of project Numer Description  
Complete turbine design 4 rated power up to 2.3 MW, hub height 40 m, IEC S, mechanical and structural design and calculation of all mechanical and structural components  
Calculation of structural components and connections 10+ e. g. hub, main frame, bearings, for WECs with rated power up to 3.0 MW  
Drive train analyses 5+ e. g. dynamic analyses or caluclation of generator air gap  
Pitch bearings 5+ static and dynamic calculation incl. service life analysis, for WECs with rated power up to 2.5 MW  
Yaw bearings 5+ static and dynamic calculation, for WECs with rated power up to 2.5 MW  

Load Simulation

Type of project Number Description  
Load simulation on- and offshore 15+ for certification according to GL 2010, IEC 61400-1 Ed. 2 and Ed. 3 (onshore only), for pre-design, optimization, verification of calculations, ...  

Amusement Rides

Simulation

Type of project Number Description  
Feasibility study 5+ simulation of the dynamic behavior, calculation of accelerations and loads for pre-design  
Load simulation 5+ modelling and dynamic simulation, evaluation of loads for calculation according to EN 13814  

Calculation

Type of project Number Description  
Calculation of complete rides 10+ for the certification according to EN 13814, ASTM F2291-18, GB 8408  
Calculation and optimization of individual components 20+ or the certification according to EN 13814, ASTM F2291-18, GB 8408  

Steel Tanks

Calculation

Type of project Number Diameter Height  
Pre-design 50+ up to 40 m up to 20 m  
Complete structural analysis 40+ up to 35 m up to 30 m