A semi-analytical approach to sensitivity analysis with flexible multibody dynamics of a morphing forward wing section

V Gufler, E Wehrle, J Achleitner, R Vidoni - Multibody System Dynamics, 2023 - Springer
In the present paper, semi-analytical design sensitivity analysis of a morphing forward wing
section modeled as a flexible multibody system is developed. The flexible multibody …

Multiresolution topology optimization of large-deformation path-generation compliant mechanisms with stress constraints

J Reinisch, E Wehrle, J Achleitner - Applied Sciences, 2021 - mdpi.com
Topology optimization is a powerful numerical tool in the synthesis of lightweight structures
and compliant mechanisms. Compliant mechanisms present challenges for topology …

[HTML][HTML] Modeling compliant bistable mechanisms: An energy method based on the high-order smooth curvature model

T Liu, G Hao, J Zhu, P Kuresangsai, S Abdelaziz… - International Journal of …, 2024 - Elsevier
This paper applies an energy method based on the high-order smooth curvature model to
address the challenges of kinetostatically modeling the complicated nonlinear post-buckling …

Flexible multibody dynamics and sensitivity analysis in the design of a morphing leading edge for high-performance sailplanes

V Gufler, EJ Wehrle, J Achleitner, R Vidoni - Proceedings of the 10th …, 2021 - bia.unibz.it
High-performance sailplanes have a wide speed range. Form-variable wings with a
morphing leading edge in combination with a trailing flap for a high-speed and a lowspeed …

A gradient-based approach for optimal actuator design with morphing wings

E Wehrle, V Gufler, F Sturm - Optimization and Engineering, 2024 - Springer
In this paper, a design optimization approach is developed to design the placement and
stroke of actuators at a conceptual design phase. This method is applied to the actuator …

Simplified modeling of topology-optimized compliant mechanism for multi-fidelity integration in morphing wings

F Sturm, E Wehrle, M Hornung - AIAA AVIATIoN 2023 forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-4022. vid In this paper, modeling
techniques are assessed for simplified modeling of topology-optimized compliant …

Modification of the Class-Shape-Transformation Parameterization Based on Radial Basis Functions

B Du, Z Lu, T Guo, D Zhou, Q Li - Journal of Aircraft, 2024 - arc.aiaa.org
To improve the capacity for utilizing a higher number of design variables and handling
complex geometries in the class-shape-transformation parameterization method, this paper …

Measurement Results of the ACMU System in Various Research UAVs

D Teubl, S Oberschwendtner, M Hornung - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0481. vid This paper shows in-
flight measurement results of servo actuator parameters in small and medium size …

Numerical analysis of high-lift configurations with oscillating flaps

J Ruhland, C Breitsamter - CEAS Aeronautical Journal, 2021 - Springer
This study presents two-dimensional aerodynamic investigations of various high-lift
configuration settings concerning the deflection angles of droop nose, spoiler and flap in the …

Numerical Analysis of Aerodynamic Flap Hinge Moment under Unsteady Flow Conditions considering Laminar-Turbulent Transition

C Sebastia, M Hornung - AIAA AVIATION 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-3528. vid Steady-state and
unsteady simulations are performed with Computational Fluid Dynamics (CFD) on a laminar …