• Design aspects of concrete towers for wind turbines 

  von der Haar, Christoph; Marx, Steffen (Vorna Valley, Midrand : South African Institution of Civil Engineering (SAICE), 2015)

  All over the world an increase in the use of renewable energy sources is being sought, and here the utilisation of wind energy plays an important role. Germany currently represents one of the world's largest markets for ...
• Consistency and impact of mixed receiver antenna phase centre models in regional GNSS networks 

  Kersten, Tobias; Kröger, Johannes; Breva, Yannick; Schön, Steffen (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)

  The Institut für Erdmessung (IfE) at the Leibniz University Hannover calibrates GNSS antennas determined by the well known robot based concept in the field. Our group has recently improved the calibration procedure to ...
• Network method for deformation analysis of three-dimensional point cloud with terrestrial laser scanning sensor 

  Xu, Xiangyang; Yang, Hao (Thousand Oaks : Sage Publications, 2018)

  The complexity of structural materials is increasing the importance of the technology for high accuracy measurement. How to obtain the displacement information of structural feature points accurately and efficiently is the ...
• A comparison study on jacket substructures for offshore wind turbines based on optimization 

  Häfele, Jan; Gebhardt, Christian G.; Rolfes, Raimund (Göttingen : Copernicus Publications, 2019)

  The structural optimization problem of jacket substructures for offshore wind turbines is commonly regarded as a pure tube dimensioning problem, minimizing the entire mass of the structure. However, this approach goes along ...
• Absolute gravity measurements in Hamburg (Groß Flottbek) at DESY (Deutsches El-ektronen-Synchrotron) with the Hannover gravity meter FG5X-220 in July 2018 

  Timmen, Ludger (2018-07-18)

  Integrative geodetic-gravimetric approach for investigating the longterm stability in the sinkhole area of Hamburg-Flottbek.
• Absolute gravity measurements in Hamburg (Groß Flottbek) at DESY (Deutsches El-ektronen-Synchrotron) with the Hannover gravity meter FG5X-220 in August 2016 

  Timmen, Ludger (2017-02-02)

  Integrative geodetic-gravimetric approach for investigating the longterm stability in the sinkhole area of Hamburg-Flottbek.
• Absolute gravity measurements in Hamburg/Groß Flottbek at DESY (Deutsches El-ektronen-Synchrotron) with the Hannover gravity meter FG5X-220 in October 2015 

  Timmen, Ludger (2015-12-15)

  Integrative geodetic-gravimetric approach for investigating the longterm stability in the sinkhole area of Hamburg-Flottbek.
• Absolute gravity measurements in the town hall (“Rathaus”) of Bad Frankenhausen with the Hannover gravity meter FG5X-220 in August 2018 

  Timmen, Ludger (2018-08-14)

  Integrative geodetic-gravimetric approach for investigating the longterm stability in the sinkhole area of Hamburg-Flottbek.
• Absolute gravity measurements in the town hall (“Rathaus”) of Bad Frankenhausen with the Hannover gravity meter FG5X-220 in August 2016 

  Timmen, Ludger (2017-02-02)

  Integrative geodetic-gravimetric approach for investigating the longterm stability in the sinkhole area of Hamburg-Flottbek.
• Absolute gravity measurements in the town hall (“Rathaus”) of Bad Frankenhausen with the Hannover gravity meter FG5X-220 in June 2015 

  Timmen, Ludger (2015-10-15)

  Integrative geodetic-gravimetric approach for investigating the longterm stability in the sinkhole area of Hamburg-Flottbek.
• Erosion Stability of Wide-Graded Quarry-Stone Material under Unidirectional Current 

  Schendel, A.; Goseberg, N.; Schlurmann, T. (Reston : American Society of Civil Engineers (ASCE), 2016)

  Scour protection around hydraulic structures in fluvial, estuarine, and coastal waters is an essential component of a meaningful and durable design. The continuous optimization of scour protection systems and design ...
• Use of massively parallel computing to improve modelling accuracy within the nuclear sector 

  Evans, Li M.; Arregui-Mena, J. D.; Mummery, P. M.; Akers, R. J.; Surrey, E.; Shterenlikht, A.; Broggi, M.; Margetts, L. (Brentwood : Multi - Science Publications Co LTD, 2016)

  The extreme environments found within the nuclear sector impose large safety factors on modelling analyses to ensure components operate in their desired manner. Improving analysis accuracy has clear value of increasing the ...
• Development of a comprehensive database of scattering environment conditions and simulation constraints for offshore wind turbines 

  Huebler, Clemens; Gebhardt, Cristian Guillermo; Rolfes, Raimund (Göttingen : Copernicus, 2017)

  For the design and optimisation of offshore wind turbines, the knowledge of realistic environmental conditions and utilisation of well-founded simulation constraints is very important, as both influence the structural ...
• Fully populated VCM or the hidden parameter 

  Kermarrec, Gaël; Schön, S. (Berlin : Walter de Gruyter, 2017)

  Least-squares estimates are trustworthy with minimal variance if the correct stochastic model is used. Due to computational burden, diagonal models that neglect correlations are preferred to describe the elevation dependency ...
• A Novel Application of System Survival Signature in Reliability Assessment of Offshore Structures 

  Regenhardt, Tobias-Emanuel; Azad, Md Samdani; Punurai, Wonsiri; Beer, Michael (Cham : Springer, 2018-09-28)

  Offshore platforms are large structures consisting of a large number of components of various types. Thus a variety of methods are usually necessary to assess the structural reliability of these structures, ranging from ...
• Regional Gravity Field Modeling: Theory and Practical Results 

  Denker, Heiner (Berlin, Heidelberg : Springer, 2013)

  The article starts with a motivation, describes some fundamentals of physical geodesy and regional gravity field modelling, and finally gives some practical results related to geoid and quasigeoid computations in Europe. ...
• The “Hidden Urbanization”: Trends of Impervious Surface in Low-Density Housing Developments and Resulting Impacts on the Water Balance 

  Strohbach, Michael W.; Döring, Anneke O.; Möck, Malte; Sedrez, Maycon; Mumm, Olaf; Schneider, Anne-Kathrin; Weber, Stephan; Schröde, Boris (Lausanne : Frontiers Media, 2019)

  Impervious surface is an important factor for the ecological performance of the built environment, in particular for the water balance. Therefore, the rainwater drainage infrastructure of new housing developments is planned ...
• Experimental determination of the longitudinal pier stiffness of a long railway viaduct 

  Wenner, Marc; Meier, Thomas; Wedel, Frederik; Schacht, Gregor; Marx, Steffen (Lausanne : Frontiers Media S.A., 2019)

  Track–bridge interaction plays a decisive role in the design of long railway bridges due to the high braking and acceleration forces that occur and the fact that the continuous rail is attached to the superstructure. A ...
• Scaling Effects in Spatial Multi-Criteria Decision Aggregation in Integrated River Basin Management 

  Taha, Rania; Dietrich, Jörg; Dehnhardt, Alexandra; Hirschfeld, Jesko (Basel : MDPI, 2019)

  For river basin management plans (RBMPs), measures are aggregated from smaller spatial units (e.g., water bodies) to the catchment or basin scale. River basin management plans measures in integrated management are evaluated ...
• Validation of Improved Sampling Concepts for Offshore Wind Turbine Fatigue Design 

  Hübler, Clemens; Weijtjens, Wout; Gebhardt, Cristian G.; Rolfes, Raimund; Devriendt, Christof (Basel : MDPI, 2019)

  Fatigue damage is a design-driving phenomenon for substructures of offshore wind turbines. However, fatigue design based on numerical simulations is quite uncertain. One main reason for this uncertainty is scattering ...

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