Search Results - "Marheineke, Nicole"

Nonlinear reduction using the extended group finite element method by Tolle, Kevin, Marheineke, Nicole

“…In this paper, we develop a nonlinear reduction framework based on our recently introduced extended group finite element method. By interpolating…”
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Industrial dry spinning processes: algorithmic for a two-phase fiber model in airflows by Wieland, Manuel, Arne, Walter, Marheineke, Nicole, Wegener, Raimund

“…The dry spinning of fibers can be described by three-dimensional multi-phase flow models that contain key effects like solvent evaporation and fiber-air…”
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Graph-based tensile strength approximation of random nonwoven materials by interpretable regression by Antweiler, Dario, Harmening, Marc, Marheineke, Nicole, Schmeißer, Andre, Wegener, Raimund, Welke, Pascal

“…Nonwoven materials consist of random fiber structures. They are essential to diverse application areas such as clothing, insulation and filtering. A long term…”
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Modeling and simulation of curved fibers in dry spinning scenarios by Wieland, Manuel, Arne, Walter, Marheineke, Nicole, Wegener, Raimund

“…Dry spinning is characterized by the simultaneous production of multiple thin polymeric fibers in airflows and the evaporation of the solvent contained in…”
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Fiber Dynamics in Turbulent Flows: General Modeling Framework by Nicole Marheineke, Wegener, Raimund

“…The paper at hand deals with the modeling of turbulence effects on the dynamics of a long slender elastic fiber. Independent of the choice of the drag model, a…”
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Random Field Sampling for a Simplified Model of Melt-Blowing Considering Turbulent Velocity Fluctuations by Hübsch, Florian, Marheineke, Nicole, Ritter, Klaus, Wegener, Raimund

“…In melt-blowing very thin liquid fiber jets are spun due to high-velocity air streams. In literature there is a clear, unsolved discrepancy between the…”
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Extended group finite element method by Tolle, Kevin, Marheineke, Nicole

“…•Development of an efficient method for nonlinear finite element problems.•Extension of the group finite element formulation results in a more powerful…”
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Fourth‐order force‐gradient splitting for linear port‐Hamiltonian systems by Mönch, Marius, Marheineke, Nicole

“…The port‐Hamiltonian (pH) approach offers a modeling of dynamic systems with an energy‐conserving and a dissipative part. pH systems are passive. That means no…”
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Modeling and application of a stochastic drag for fibers in turbulent flows by Marheineke, Nicole, Wegener, Raimund

“…Considering the dynamics of long slender elastic fibers in turbulent flows, there exists a stochastic aerodynamic force concept for a general drag model based…”
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Viscoelastic model hierarchy for fiber melt spinning of semi-crystalline polymers by Ettmüller, Manuel, Arne, Walter, Marheineke, Nicole, Wegener, Raimund

“…In the fiber melt spinning of semi-crystalline polymers, the degree of crystallization can be non-homogeneous over the cross-section of the fiber, affecting…”
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On a nonlinear partial differential algebraic system arising in the technical textile industry: analysis and numerics by Grothaus, Martin, Marheineke, Nicole

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Structure‐preserving methods for a coupled port‐Hamiltonian system of compressible non‐isothermal fluid flow by Hauschild, Sarah‐Alexa, Marheineke, Nicole

“…The port‐Hamiltonian (pH) formulation of partial‐differential equations and their numerical treatment have been elaborately studied lately. One advantage of…”
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Efficient graph‐based tensile strength simulations of random fiber structures by Harmening, Marc, Marheineke, Nicole, Wegener, Raimund

“…In this paper, we propose a model‐simulation framework for virtual tensile strength testing of random fiber structures, such as those in nonwoven materials…”
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Melt-blowing of viscoelastic jets in turbulent airflows: Stochastic modeling and simulation by Wieland, Manuel, Arne, Walter, Marheineke, Nicole, Wegener, Raimund

“…In melt-blowing processes micro- and nanofibers are produced by the extrusion of polymeric jets into a directed, turbulent high-speed airflow. Up to now the…”
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On flow-enhanced crystallization in fiber spinning: Asymptotically justified boundary conditions for numerics of a stiff viscoelastic two-phase model by Ettmüller, Manuel, Arne, Walter, Marheineke, Nicole, Wegener, Raimund

“…For flow-enhanced crystallization in fiber spinning, the viscoelastic two-phase fiber models by Doufas et al. (2000) and Shrikhande et al. (2006) are state of…”
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On Snapshot-Based Model Reduction Under Compatibility Conditions for a Nonlinear Flow Problem on Networks by Liljegren-Sailer, Björn, Marheineke, Nicole

“…This paper is on the construction of structure-preserving, online-efficient reduced models for the barotropic Euler equations with a friction term on networks…”
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Extended Group Finite Element Method for a port‐Hamiltonian Formulation of the Non‐Isothermal Euler Equations by Hauschild, Sarah-Alexa, Marheineke, Nicole

“…This paper deals with a port‐Hamiltonian (pH) formulation of the non‐isothermal compressible Euler equations for a pipe flow. In the pH‐framework physical…”
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Multi‐Fidelity Optimization using Reduced Order Models by Tolle, Kevin, Marheineke, Nicole

“…Optimal control problems constrained to nonlinear partial differential equations appear in many applications. Because the discretization of these problems…”
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Filtering and Model Reduction of PDAEs with Stochastic Boundary Data by Stahl, Nadine, Marheineke, Nicole

“…In this paper we investigate state reconstruction for gas pipeline networks using model hierarchies derived from model order reduction techniques. The pipeline…”
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Mean field surrogate model of a dilute and chaotic particle suspension by Vibe, Alexander, Marheineke, Nicole

“…We present a mean field approximation for a dilute suspension of small particles, which accounts for a non‐homogeneous particle distribution and small inertial…”
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