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Chapter 3 Rough Terrain Motion Planning
Motion planning algorithms for mobile robots in rough terrain must explicitly consider the effects of robot-terrain interaction. This differs from...
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Chapter 1 Introduction
Mobile robots are increasingly being employed in rough, outdoor terrain for applications such as forestry, mining, search and rescue, and hazardous...
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Chapter 5 Conclusions and Suggestions for Future Work
This monograph has presented estimation, motion planning, and control methods for improved mobile robot mobility in rough terrain environments,...
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Chapter 4 Rough Terrain Control
Effective control methods for mobile robots in rough terrain should maximize vehicle mobility despite changing terrain unevenness and traction...
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Chapter 2 Rough Terrain Mobile Robot Modeling and Estimation
Kinematic and dynamic modeling are fundamental aspects of mobile robot analysis, motion planning, and control. Traditionally, for robots operating on...
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HyperCODA – Towards High-Performing Time-Resolving Flow Simulations
The present work focuses on the performance analysis of the DG-SEM implementation of the CFD solver CODA. The turbulent Taylor-Green vortex is...
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Surrogate Modeling of Hybrid Laminar Wing Aerodynamic Coefficients
This contribution presents the implementation and results of a Gaussian Process regression based surrogate model for prediction of the aerodynamic...
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Simulation of Suction Chambers with Variable Pressure Distribution for HLFC Applications
For a simplified but effective chamber concept of boundary layer suction for hybrid laminar flow control, different velocity distributions inside...
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DNS of Aerosol Particle Spreading Emitted by Coughing and Breathing in a Simplified Room
Besides coughing and sneezing, breathing is the most frequent particle emission event of aerosol droplets carrying the SARS-COV-2 virus or viruses of...
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Contribution of Vortices to Laminar-Turbulent Transition in a Boundary Layer Disturbed by a Roughness Element
This paper presents analyses of the flow topology around and behind a roughness element in a laminar flat plate boundary layer. Hydrogen-bubble and...
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Aerodynamic Design of Shock Control Bumps Considering Structural Constraints
The design of realistic shock control bumps requires multiple disciplines. In this paper, several shapes of static shock control bumps are...
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Dynamic Stall Computations of a Double-Swept Rotor Blade with Rigid and Elastic Modelling
Innovative helicopter rotor blades with a combined forward-backward double-sweep at the outer part of the blade enable a reduction in noise emission...
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The Contribution of Space Policy to Development and Security in South Africa
This chapter examines the extent that South Africa has employed its space and related capacities and capabilities (such as institutional, financial,...
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Ultrafine-Grained Magnesium Alloys Manufactured by Multi-axial Forging: Elucidating Mechanisms of Achieving Both High Strength and High Ductility
Warm processingProcessing of magnesium (Mg) alloysMagnesium alloys (Mg alloys) is a challenge because Mg has a hexagonal close-packed (HCP) lattice...
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Development of High-Strength Mg–Gd–Y Alloy Based on Machine Learning Method
A machine learning model is established to efficiently describe the relationship between mechanical propertiesMechanical Properties and chemical...
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Recycling of Magnesium Alloy Using the Gravity-Driven Multiple-Effect Thermal System (G-METS)
MagnesiumMagnesium metal has been significantly used in commercial applications from automobiles to aluminum alloys to defense weaponry. The surge in...
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The Multi-Solute Solid Solution Behaviour of Magnesium Alloys and Their Application on Materials Design
The low-density magnesium (Mg) alloysMagnesium alloys (Mg alloys) are attractive for the application in aerospace, transportation, and other...
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Corrosion Rates by Immersion and Calorimetry on the Example of Extruded Mg10Gd(1Nd)1La
This study is a follow-up investigation of the influence of the alloying elements Nd and La on the corrosionCorrosion by immersionImmersion of an...
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Low Anisotropy and High Ductility of Mg–Zn–Ce Alloy Achieved by the Optimized Thermo-mechanical Process
The effect of thermo-mechanical processThermo-mechanical process involving different cold rolling reductions along extrusion direction combined with...
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Microstructural Evolution Near Microcrack in AZ31 Mg Alloy Under Electropulses
Electropulsing treatment (EPT) is a novel method utilizing the Joule effect for efficient metal heating. EPT's advantages over traditional furnace...