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Marcel König - Partitioned Solution Strategies for Strongly-Coupled Fluid-Structure Interaction Problems in Maritime Applications

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Marcel König

Partitioned Solution Strategies for Strongly-Coupled Fluid-Structure Interaction Problems in Maritime Applications

Reihe: Mechanik/Bruchmechanik

Band 351 2018

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Coupled Problems S. 42-97

„… 4 Coupled Problems Having reviewed the fluid and structural equations in Chapter 2 and 3, we will …” „… Ω̄ := Ω ∪ ∂Ω of Ω. Multifield problems can be classified into surfaceor geometrically coupled and …” „… volume- or materially coupled problems [110, p. 27], see Figure 4.1. In surface-coupled problems …”

Introduction S. 1-4

„… 1 Introduction Coupled multifield problems in general and fluid-structure interaction (FSI …” „… problems can be categorized into weakly- and strongly-coupled problems. In the case of weakly-coupled …” „… strongly-coupled problems, the situation is different: The subproblems interact with each other, and changes in one …”

Titelei/Inhaltsverzeichnis

„… Partitioned Solution Strategies for Strongly-Coupled Fluid-Structure Interaction Problems in Maritime …” „… Applications Partitioned Solution Strategies for Strongly-Coupled Fluid-Structure Interaction Problems in …” „… Strongly-Coupled Fluid-Structure Interaction Problems in Maritime Applications Fortschr.-Ber. VDI Reihe 18 Nr …”

Conclusions and Outlook S. 241-251

„… applied to solve highly complex strongly-coupled multifield problems. In particular, it was demonstrated …” „… strongly-coupled FSI problems arising in the context of maritime applications. Major advantages of the partitioned …” „… procedure for the solution of weaklyand strongly-coupled multifield problems. Based upon the idea of …”

Bibliography S. 252-266

„… . Düster. “A flexible C++ framework for the partitioned solution of strongly coupled multifield problems …” „… . “Weak or strong – On coupled problems in continuum mechanics”. Habilitation thesis. Stuttgart, Germany …” „… : University of Stuttgart, 2010. [110] Bernd Markert. “A survey of selected coupled multifield problems in …”

Benchmark Problems S. 158-217

„… acceleration schemes seem to be preferable for the solution of coupled multifield problems using a partitioned …” „… conduct a strongly-coupled FSI analysis for this application. 211 6 Benchmark Problems 0 1 2 3 4 5 6 7 0 5 …” „… 6 Benchmark Problems In this chapter, we present several numerical examples in order to verify and …”

Advanced Applications S. 218-240

„… sophisticated problems. As the title of this work suggests, the problems are adopted from the maritime industry …” „… that the partitioned solution approach is suitable even for such complex kinds of strongly-coupled …” „… problems. 7.1 Floating Offshore Wind Turbine In recent years, offshore wind energy has become an …”

Software Library comana S. 98-157

„… the partitioned solution process. In the case of surface-coupled problems, these are the solvers …” „… case of a surface-coupled problem or in the subdomains Ω1, . . . , Ωm in the case of a volumecoupled …” „… time increment. In order to steer the coupled solution procedure and organize the data transfer between …”

Fluid Problems S. 5-24

„… Fluid Problems For the numerical solution of the discretized system of coupled partial differential …” „… 2 Fluid Problems In this chapter, we discuss the governing fluid equations and present two …” „… restraints of the flow being inviscid and irrotational. In many problems in the maritime sector, this …”

Structural Problems S. 25-41

„… 3 Structural Problems In this chapter, we consider the structural subproblem of the coupled problem …” „… current configuration Ωx. Adopting 25 3 Structural Problems ΩxΩX ϕ X x Figure 3.1: Reference configuration …” „… isochoric) component F̄ , such that [50] F = F̂ F̄ . (3.19) 27 3 Structural Problems For the dilatational …”

doi.org/10.51202/9783186351180

Patrick Erbts - Partitioned solution strategies for electro-thermo-mechanical problems applied to the field-assisted sintering technology

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Patrick Erbts

Partitioned solution strategies for electro-thermo-mechanical problems applied to the field-assisted sintering technology

Reihe: Mechanik/Bruchmechanik

Band 345 2016

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Solution of coupled problems S. 79-144

„… 79 CHAPTER4 Solution of coupled problems This chapter focuses on an in-depth discussion on solving …” „… coupled multi-field problems, paying special attention to partitioned solution strategies. After a …” „… coupling strategies on the example of volume- and surface-coupled problems are devised and some aspects of …”

Introduction S. 1-7

„… problems often requires a solution of coupled multi-field systems. Nowadays, commercial solvers can be used …” „… to carry out coupled simulations for a large number of different problems. However, these solvers are …” „… literature. 1.1.2 Solution of coupled problems In order to simulate the FAST process, a multi-physically …”

Titelei/Inhaltsverzeichnis

„… – Numerical thermal radiation – Convergence acceleration – Fluid-structure interaction – Coupled problems …” „… Dedicated to engineers and scientists in the field of coupled problems and computational mechanics, this …” „… thesis addresses partitioned solution strategies for electro-thermo-mechanically coupled problems …”

Bibliography S. 186-204

„… stable fractional step method for non-linear coupled thermomechanical problems. International Journal for …” „… analysis of coupled thermoelastic problems. Computer Methods in AppliedMechanics and Engineering …” „… Computational Methods for Coupled Problems in Science and Engineering, 2009. [143] K.J. Quint, S. Hartmann, S …”

Conclusions and outlook S. 171-173

„… approaches are applied to solve multi-physically coupled problems. The intended purpose is to develop a …” „… these fields are introduced and the corresponding coupled initial-boundary value problem is formulated …” „… as an additional physical field in this thesis. A radiation solver is coupled to the thermal field …”

Governing equations S. 8-44

„… coupled problems. This leads to a coupled initial boundary value problem of a system of partial …” „… 8 2. Governing equations CHAPTER2 Governing equations Descriptions of multi-physically coupled …” „… engineering problems require a mathematical formulation of the process and a substantiated background in the …”

Numerical examples S. 145-170

„… applied to multiphysical problems with nf > 2 fields. The general purpose is to find the best suited …” „… powder, which was developed by ROTHE [146]. 5.1 Electro-thermo-mechanically coupled problem Within the …” „… temperature coefficient. 5.1. Electro-thermo-mechanically coupled problem 147 Top View Side View ū = 0 ϕ̄(t …”

Numerical methods S. 45-78

„… approximate solution to the coupled problem with the aid of computers. Special attention is placed on …” „… desired. To achieve this, a variational form of the coupled problem is derived which is also known as weak …” „… multi-physically coupled context, a linearization would consequently have to linearize the nonlinear problem with …”

doi.org/10.51202/9783186345189

Jorrid Lund - Partitioned Fluid-Structure Interaction Simulation of Maritime Applications

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Jorrid Lund

Partitioned Fluid-Structure Interaction Simulation of Maritime Applications

Reihe: Mechanik/Bruchmechanik

Band 360 2024

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Summary and outlook S. 118-123

„… leadsto enormous computational cost in combination with FSI if used for large-scale problems.Furthermore …” „… cost in combination with FSI if used for large-scale problems.Furthermore, problems with high mesh …” „… 9 Summary and outlookThis work demonstrated the benefit of partitioned fully-coupled FSI …”

Introduction S. 1-4

„… coupled problems.The BEM panMARE [24] was developed at the “Institute for Fluid Dynamics and ShipTheory …” „… developed for thefast and accurate simulation of structural, fluid, and coupled problems.The BEM panMARE [24 …” „… for this purpose are focused on eithersolving fluid or structural problems.The development of FSI …”

Bibliography S. 124-138

„… coupled multifield problems, Computers & Mathematics withApplications 72 (2016) 1764–1789. doi:10.1016 …” „… partitionedsolution of strongly coupled multifield problems, Computers & Mathematics withApplications 72 (2016 …” „… Strongly-Coupled Fluid-Structure In-teraction Problems in Maritime Applications, Ph.D. thesis, Technische …”

Fluid-structure interaction S. 35-48

„… problems. Many different existingcommercial and in-house solvers are coupled to comana. For solving …” „… commercial FEM solver ANSYS [74] are (amongst others) coupled to comana. Forsolving fluid problems, the …” „… fluid solvers coupled to comana.Different solvers for the fluid and structural problems are added as …”

Ship propeller S. 81-117

„… non-differentiable problems.Optimization problems generally require certain properties of the optimization algorithm …” „… for these highly nonlinear and non-differentiable problems.Optimization problems generally require …” „… problem,the effect is analyzed in more detail here.The reason for the different results between a coupled FSI …”

Floating windturbine S. 49-61

„… , the solver can continue as in the unmodifiedsolution process.For most of the simulations, the problems …” „… often arisewhen the problems are solved in a parallel procedure and require special …” „… concepts introduced in the last three chapters are applied tocomplex and application-related problems. The …”

Titelei/Inhaltsverzeichnis

„… carbon-reinforced polymer is optimized with an evolutionary algorithm based on coupled simulations concerning …” „… carbon-reinforced polymer is optimized with an evolutionary algorithm based on coupled simulations concerning …” „… theoretical basis for the simulation of fluid and structural problems is introduced– in combination with the …”

Fluid mechanics S. 21-34

„… exact results with static condensation in this formulation for linear static problems.Nonetheless, a …” „… the corre-sponding methods that are commonly used for the simulation of fluid mechanic problems,namely …” „… time integration method is used, a coupled system of equations has to besolved simultaneously. For the …”

Submersible mixer S. 71-80

„… here are performed with panMAREon the fluid side and ANSYS on the structural side coupled by the …” „… mixer in theexperiment can, due to self-penetration, lead to problems with the wake discretized bywake …” „… of the submersible mixer in theexperiment can, due to self-penetration, lead to problems with the …”

doi.org/10.51202/9783186360182

Wadhah Garhuom - Improving the robustness of the finite cell method for problems with large deformations

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Wadhah Garhuom

Improving the robustness of the finite cell method for problems with large deformations

Reihe: Mechanik/Bruchmechanik

Band 359 2024

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Bibliography S. 135-152

„… Solution Strategies for Strongly-Coupled Fluid-Structure In-teraction Problems in Maritime Applications …” „… flexible C++ framework for the partitionedsolution of strongly coupled multifield problems. Computers …” „… method for elasto-plastic problems. Applied Mathematicsand Mechanics, 35(10):1239–1248, 2014.[6] I …”

doi.org/10.51202/9783186359186

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Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 90 (2015) Heft 07-08 ISSN Online: 0005-6650

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Peter Wriggers Neue Entwicklungen in der Mechanik/New Developments in Mechanics S. 330-334

„… angepassten Simulationswerkzeugen für komplexe Probleme des Bauingenieurwesens ist immer noch von großer …” „… as well as to the design of simulation tools for complex problems. Furthermore many data in Civil …” „… kann dann zu genaueren Vorhersagen des Bauteilverhaltens führen, insbesondere wenn Probleme wie z. B …”

doi.org/10.37544/0005-6650-2015-07-08

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