Publications
Voici les éléments 2001-2080 de 2508
Deep Reinforcement Learning zur Steigerung von Energieeffizienz und Pünktlichkeit von Straßenbahnen
(2023)
This work investigates how the energy efficiency and punctuality of streetcars can be increased by using AI. The AI is trained on two scenarios at three traffic times each. The determined driving profiles are compared with ...
Integration von neuen Mobilitätsformen in Verkehrserhebungen und Verkehrsmodellierung
(2022)
New technologies and forms of mobility are gradually becoming part of today’s transportation supply. These new forms of mobility include, for example, car- or bikesharing and ridepooling, as well as new technologies such ...
Integration von neuen Mobilitätsformen in Verkehrserhebungen und Verkehrsmodellierung
(2022)
New technologies and forms of mobility are gradually becoming part of today’s transportation supply. These new forms of mobility include, for example, car- or bikesharing and ridepooling, as well as new technologies such ...
On the Influence of Piecewise Defined Contact Geometries on Friction Dampers
(2023)
This work considers dampers that do not solely focus on a single strategy but instead combine them. The capabilities of conventional dry friction dampers are expanded by taking into account piecewise defined contact ...
On the Influence of Piecewise Defined Contact Geometries on Friction Dampers
(2023)
This work considers dampers that do not solely focus on a single strategy but instead combine them. The capabilities of conventional dry friction dampers are expanded by taking into account piecewise defined contact ...
Deep Reinforcement Learning zur Steigerung von Energieeffizienz und Pünktlichkeit von Straßenbahnen
(2023)
This work investigates how the energy efficiency and punctuality of streetcars can be increased by using AI. The AI is trained on two scenarios at three traffic times each. The determined driving profiles are compared with ...
Proceedings of the 2020 Joint Workshop of Fraunhofer IOSB and Institute for Anthropomatics, Vision and Fusion Laboratory
(2021)
In 2020, the annual joint workshop of the Fraunhofer IOSB and the Vision and Fusion Laboratory of the KIT was hosted at the IOSB in Karlsruhe. For a week from the 27th to the 31st July the doctoral students of both ...
Proceedings of the 2020 Joint Workshop of Fraunhofer IOSB and Institute for Anthropomatics, Vision and Fusion Laboratory
(2021)
In 2020, the annual joint workshop of the Fraunhofer IOSB and the Vision and Fusion Laboratory of the KIT was hosted at the IOSB in Karlsruhe. For a week from the 27th to the 31st July the doctoral students of both ...
Impedanzbasierte Spannungsprädiktion von Lithium-Ionen-Batterien
(2024)
This work presents a physically motivated model that predicts the cell voltage of a lithium-ion-battery based on its impedance. The model was parameterized and validated on a commercial pouch cell. In a comprehensive ...
Impedanzbasierte Spannungsprädiktion von Lithium-Ionen-Batterien
(2024)
This work presents a physically motivated model that predicts the cell voltage of a lithium-ion-battery based on its impedance. The model was parameterized and validated on a commercial pouch cell. In a comprehensive ...
Adaptive Dynamic Programming: Solltrajektorienfolgeregelung und Konvergenzbedingungen
(2022)
In this work, discrete-time and continuous-time methods that integrate flexible reference trajectory representations into Adaptive Dynamic Programming approaches are presented and analyzed for the first time. Moreover, ...
Dynamic Model-based Analysis of Oxygen Reduction Reaction in Gas Diffusion Electrodes
(2024)
In this work, the first simulation model of oxygen depolarized cathodes (ODC), which are silver catalyst-based gas diffusion electrodes, is presented that considers the phase equilibrium of the gas-liquid interface and ...
Dynamic Model-based Analysis of Oxygen Reduction Reaction in Gas Diffusion Electrodes
(2024)
In this work, the first simulation model of oxygen depolarized cathodes (ODC), which are silver catalyst-based gas diffusion electrodes, is presented that considers the phase equilibrium of the gas-liquid interface and ...
Implicit Incremental Model Analyses and Transformations
(2021)
When models of a system change, analyses based on them have to be reevaluated in order for the results to stay meaningful. In many cases, the time to get updated analysis results is critical. This thesis proposes multiple, ...
Implicit Incremental Model Analyses and Transformations
(2021)
When models of a system change, analyses based on them have to be reevaluated in order for the results to stay meaningful. In many cases, the time to get updated analysis results is critical. This thesis proposes multiple, ...
Limited Information Shared Control and its Applications to Large Vehicle Manipulators
(2024)
This work focuses on the Limited Information Shared Control and its controller design using potential games. Through the developed systematic controller design, the experiments demonstrate the effectiveness and superiority ...
Limited Information Shared Control and its Applications to Large Vehicle Manipulators
(2024)
This work focuses on the Limited Information Shared Control and its controller design using potential games. Through the developed systematic controller design, the experiments demonstrate the effectiveness and superiority ...
Structure evolution in tribological interfaces studied by multilayer model alloys
(2020)
Recent studies of deformation mechanisms of metals and alloys pioneer the better investigation of the friction and wear behavior of materials with well-defined initial microstructures. Within this scope, in this work, the ...
Structure evolution in tribological interfaces studied by multilayer model alloys
(2020)
Recent studies of deformation mechanisms of metals and alloys pioneer the better investigation of the friction and wear behavior of materials with well-defined initial microstructures. Within this scope, in this work, the ...
Bestimmung der thermischen Transporteigenschaften poröser Elektroden von Lithium-Ionen Batterien
(2021)
This contribution presents an analytical and a numerical model for predicting the effective thermal conductivity of porous electrode coatings as a function of microstructure parameters. Both models account for the morphological ...
Bestimmung der thermischen Transporteigenschaften poröser Elektroden von Lithium-Ionen Batterien
(2021)
This contribution presents an analytical and a numerical model for predicting the effective thermal conductivity of porous electrode coatings as a function of microstructure parameters. Both models account for the morphological ...
Entwicklung eines lichtbasierten Fahrerassistenzsystems
(2020)
In this work describes the development of a light-based driver assistance system through projections on the road. Under realistic conditions it is shown that information can be transmitted to the driver at night by using ...
Entwicklung eines lichtbasierten Fahrerassistenzsystems
(2020)
In this work describes the development of a light-based driver assistance system through projections on the road. Under realistic conditions it is shown that information can be transmitted to the driver at night by using ...
Inverse dynamics of underactuated flexible mechanical systems governed by quasi-linear hyperbolic partial differential equations
(2024)
This work is about the inverse dynamics of underactuated flexible mechanical systems governed by quasi-linear hyperbolic partial differential equations subjected to time-varying Dirichlet boundary conditions that are ...
Advanced Elastocaloric Cooling Devices Based on Shape Memory Alloy Films
(2022)
Elastocaloric cooling is an emerging solid-state cooling technology with the potential to provide environmentally friendly, efficient cooling. The elastocaloric effect in superelastic shape memory alloy films is used to ...
Advanced Elastocaloric Cooling Devices Based on Shape Memory Alloy Films
(2022)
Elastocaloric cooling is an emerging solid-state cooling technology with the potential to provide environmentally friendly, efficient cooling. The elastocaloric effect in superelastic shape memory alloy films is used to ...
Vorausschauende Regelung von Fahrzeugsystemen durch stochastische Vorhersage der Fahrzeugdynamik
(2021)
Predictive control of vehicle systems often requires application of forecasting models. In this work a stochastic framework for generating forecasts of vehicle dynamics is proposed, to directly address uncertainty within ...
Vorausschauende Regelung von Fahrzeugsystemen durch stochastische Vorhersage der Fahrzeugdynamik
(2021)
Predictive control of vehicle systems often requires application of forecasting models. In this work a stochastic framework for generating forecasts of vehicle dynamics is proposed, to directly address uncertainty within ...
Bauen mit rezyklierten mineralischen Baustoffen
(2024)
Due to its high CO2-emissions, the concrete industry bears a significant responsibility in the necessary reduction of global CO2-emissions. The possibility of recycling is crucial in implementing sustainable concrete ...
Bauen mit rezyklierten mineralischen Baustoffen
(2024)
Due to its high CO2-emissions, the concrete industry bears a significant responsibility in the necessary reduction of global CO2-emissions. The possibility of recycling is crucial in implementing sustainable concrete ...
Inverse dynamics of underactuated flexible mechanical systems governed by quasi-linear hyperbolic partial differential equations
(2024)
This work is about the inverse dynamics of underactuated flexible mechanical systems governed by quasi-linear hyperbolic partial differential equations subjected to time-varying Dirichlet boundary conditions that are ...
Städtebauliche und sozioökonomische Implikationen neuer Mobilitätsformen
(2022)
Many experts assume that urban mobility, and with it the urban environment, will change significantly in the future, partly due to new, digitally-supported mobility services. It is therefore important to understand how ...
Städtebauliche und sozioökonomische Implikationen neuer Mobilitätsformen
(2022)
Many experts assume that urban mobility, and with it the urban environment, will change significantly in the future, partly due to new, digitally-supported mobility services. It is therefore important to understand how ...
Optimizing photocatalysts and photoreactors for solar fuel synthesis
(2023)
The work represents a toolbox for the design of a highly efficient photocatalytic process for solar-driven synthesis. The focus is the optimization of photoreactors and photocatalysts. The described photoreactor design ...
Optimizing photocatalysts and photoreactors for solar fuel synthesis
(2023)
The work represents a toolbox for the design of a highly efficient photocatalytic process for solar-driven synthesis. The focus is the optimization of photoreactors and photocatalysts. The described photoreactor design ...
Stabilität und Variabilität mobilitätsbezogener Alltagshandlungen – eine qualitative soziale Netzwerkanalyse
(2023)
In order to understand the potential for change and persistence in everyday mobility-related practices, this book highlights the importance of social relationships in people's lives, such as with friends and family members, ...
Stabilität und Variabilität mobilitätsbezogener Alltagshandlungen – eine qualitative soziale Netzwerkanalyse
(2023)
In order to understand the potential for change and persistence in everyday mobility-related practices, this book highlights the importance of social relationships in people's lives, such as with friends and family members, ...
Quantum Tunneling of Josephson Vortices in High-Impedance Long Junctions
(2023)
In the last decades, superconducting devices have emerged as a promising platform for quantum technologies, including quantum sensing and quantum computing. Their key elements are Josephson junctions, which allow for ...
Probabilistic Motion Planning for Automated Vehicles
(2021)
In motion planning for automated vehicles, a thorough uncertainty consideration is crucial to facilitate safe and convenient driving behavior. This work presents three motion planning approaches which are targeted towards ...
Probabilistic Motion Planning for Automated Vehicles
(2021)
In motion planning for automated vehicles, a thorough uncertainty consideration is crucial to facilitate safe and convenient driving behavior. This work presents three motion planning approaches which are targeted towards ...
Quantum Tunneling of Josephson Vortices in High-Impedance Long Junctions
(2023)
In the last decades, superconducting devices have emerged as a promising platform for quantum technologies, including quantum sensing and quantum computing. Their key elements are Josephson junctions, which allow for ...
On direct and inverse problems related to longitudinal impact of non-uniform elastic rods
(2021)
The impact of two non-uniform elastic rods is considered and a recursive method was developed that solves the inverse problem: Find the location-dependent impedance function of the impacting rod that generates a prescribed ...
On direct and inverse problems related to longitudinal impact of non-uniform elastic rods
(2021)
The impact of two non-uniform elastic rods is considered and a recursive method was developed that solves the inverse problem: Find the location-dependent impedance function of the impacting rod that generates a prescribed ...
Manufacturing-constrained multi-objective optimization of local patch reinforcements for discontinuous fiber reinforced composite parts
(2021)
In this work, contributes to the optimization of local continuous fiber reinforcement patches, under consideration of manufacturing constraints. This approach requires specific optimization strategies. Therefore, an ...
Manufacturing-constrained multi-objective optimization of local patch reinforcements for discontinuous fiber reinforced composite parts
(2021)
In this work, contributes to the optimization of local continuous fiber reinforcement patches, under consideration of manufacturing constraints. This approach requires specific optimization strategies. Therefore, an ...
Auf metrischen und differentialgeometrischen Konzepten basierende neue mathematische Algorithmen zur Sensordatenfusion mit Anwendungen in der Faser-Bragg-Gitter-Formsensorik
(2021)
In this work a Fiber Bragg grating (FBG) shape sensor for shape detection of flexible objects is presented. Such sensors are used particularly in medical technology. Although the subject of FBG sensor technology has been ...
Auf metrischen und differentialgeometrischen Konzepten basierende neue mathematische Algorithmen zur Sensordatenfusion mit Anwendungen in der Faser-Bragg-Gitter-Formsensorik
(2021)
In this work a Fiber Bragg grating (FBG) shape sensor for shape detection of flexible objects is presented. Such sensors are used particularly in medical technology. Although the subject of FBG sensor technology has been ...
Automatisierte kooperative Transition einer Regelungsaufgabe zwischen Mensch und Maschine am Beispiel des hochautomatisierten Fahrens
(2021)
This work proposes a concept based on haptic-shared control to assist humans in taking over a task from an automation, such as at the end of highly automated driving. The description of the interaction by time-variant ...
Automatisierte kooperative Transition einer Regelungsaufgabe zwischen Mensch und Maschine am Beispiel des hochautomatisierten Fahrens
(2021)
This work proposes a concept based on haptic-shared control to assist humans in taking over a task from an automation, such as at the end of highly automated driving. The description of the interaction by time-variant ...
Methodik für Wissens- und Prozessmanagement bei der interaktiven kollaborativen Montage variantenreicher Produkte
(2021)
Collaboration-oriented knowledge and process management must support the integration of all systems involved, address specific questions of the division of labor within the control system, but also enable the planning and ...
Methodik für Wissens- und Prozessmanagement bei der interaktiven kollaborativen Montage variantenreicher Produkte
(2021)
Collaboration-oriented knowledge and process management must support the integration of all systems involved, address specific questions of the division of labor within the control system, but also enable the planning and ...
State-of-the-Art of High-Power Gyro-Devices. Update of Experimental Results 2021
(2021)
This report presents an update of the experimental achievements published in the review “State- of-the-Art of High-Power Gyro-Devices and Free Electron Masers”, Journal of Infrared, Millime-ter, and Terahertz Waves, 41, ...
State-of-the-Art of High-Power Gyro-Devices. Update of Experimental Results 2021
(2021)
This report presents an update of the experimental achievements published in the review “State- of-the-Art of High-Power Gyro-Devices and Free Electron Masers”, Journal of Infrared, Millime-ter, and Terahertz Waves, 41, ...
Forum Bildverarbeitung 2020
(2020)
Image processing plays a key role for fast and contact-free data acquisition in many technical areas, e.g., in quality control or robotics. These conference proceedings of the “Forum Bildverarbeitung”, which took place on ...
Forum Bildverarbeitung 2020
(2020)
Image processing plays a key role for fast and contact-free data acquisition in many technical areas, e.g., in quality control or robotics. These conference proceedings of the “Forum Bildverarbeitung”, which took place on ...
Tracking von Menschen und menschlichen Zuständen
(2021)
This work evaluates different approaches for observing human states. The considered human conditions comprise the current position, the actual performance, and the emotional facial expression. This work relies on tracking ...
Tracking von Menschen und menschlichen Zuständen
(2021)
This work evaluates different approaches for observing human states. The considered human conditions comprise the current position, the actual performance, and the emotional facial expression. This work relies on tracking ...
Die Baugeschichte des Freiburger Münsterturms
(2023)
The Freiburg Minster spire viewed from the perspective of archaeological building research. Individual building phases of the tower are presented by means of collecting and analysing thousands of stonemason's marks appearing ...
Die Baugeschichte des Freiburger Münsterturms
(2023)
The Freiburg Minster spire viewed from the perspective of archaeological building research. Individual building phases of the tower are presented by means of collecting and analysing thousands of stonemason's marks appearing ...
Fundamentals for the Dimensioning and Optimization of Prestressed Segmented Girders for Application in Bridge Crane Systems
(2022)
Bridge cranes are widely used as discontinuous material handling systems in industrial environments. The so-called crane bridge plays a central role in the overall construction. With increasing span widths and load capacities, ...
Fundamentals for the Dimensioning and Optimization of Prestressed Segmented Girders for Application in Bridge Crane Systems
(2022)
Bridge cranes are widely used as discontinuous material handling systems in industrial environments. The so-called crane bridge plays a central role in the overall construction. With increasing span widths and load capacities, ...
Model-based Filtering of Interfering Signals in Ultrasonic Time Delay Estimations
(2023)
This work presents model-based algorithmic approaches for interference-invariant time delay estimation, which are specifically suited for the estimation of small time delay differences with a necessary resolution well below ...
Model-based Filtering of Interfering Signals in Ultrasonic Time Delay Estimations
(2023)
This work presents model-based algorithmic approaches for interference-invariant time delay estimation, which are specifically suited for the estimation of small time delay differences with a necessary resolution well below ...
Ganzheitliche Optimierung einer Axialkolbenpumpe durch bedarfsangepasste Entlastung tribologischer Kontakte
(2022)
Swash plate axial piston pumps are used in various industrial & mobile applications. An optimization of this displacement principle can be achieved by the active influence of the hydrostatic relief in tribological contacts.The ...
Ganzheitliche Optimierung einer Axialkolbenpumpe durch bedarfsangepasste Entlastung tribologischer Kontakte
(2022)
Swash plate axial piston pumps are used in various industrial & mobile applications. An optimization of this displacement principle can be achieved by the active influence of the hydrostatic relief in tribological contacts.The ...
Über die Formalisierung und Analyse medizinischer Prozesse im Kontext von Expertenwissen und künstlicher Intelligenz
(2023)
Digitalization has already transformed many areas of the economy and social life. Aspects of healthcare and clinical practice are also undergoing digital transformation. In light of these developments, this dissertation ...
Über die Formalisierung und Analyse medizinischer Prozesse im Kontext von Expertenwissen und künstlicher Intelligenz
(2023)
Digitalization has already transformed many areas of the economy and social life. Aspects of healthcare and clinical practice are also undergoing digital transformation. In light of these developments, this dissertation ...
Modeling martensitic phase transformation in dual phase steels based on a sharp interface theory
(2021)
Martensite forms under rapid cooling of austenitic grains accompanied by a change of the crystal lattice. Large deformations are induced which lead to plastic dislocations. In this work a transformation model based on the ...
Gamification of telematics data to enhance operators’ behaviour for improvement of machine productivity in loading cycles
(2023)
Construction industry is suffering from low productivity rate in various projects such as excavation. Although this issue is discussed in literature and several approaches are proposed to address it, productivity rate is ...
Development of a modular Knowledge-Discovery Framework based on Machine Learning
(2023)
In this work, a novel knowledge discovery framework able to analyze data produced in the Gasoline Direct Injection (GDI) context through machine learning is presented and validated. This approach is able to explore and ...
Development of a modular Knowledge-Discovery Framework based on Machine Learning
(2023)
In this work, a novel knowledge discovery framework able to analyze data produced in the Gasoline Direct Injection (GDI) context through machine learning is presented and validated. This approach is able to explore and ...
Modellgestützte Analyse des Stackbetriebs von Festoxidzellen
(2022)
In this work, the stack operation of solid oxide cells (SOCs) is analyzed by a simulation model. For this purpose, all coupled physical and chemical sub-processes are represented within a two-dimensional geometry of a ...
Impacts of natural disasters on supply chain performance
(2021)
Considering the increasing importance of natural disaster events it is inevitable to also focus on their impacts on supply chains as well as their performance impacts on them. The developed approach SCperformND (Supply ...
Modellgestützte Analyse des Stackbetriebs von Festoxidzellen
(2022)
In this work, the stack operation of solid oxide cells (SOCs) is analyzed by a simulation model. For this purpose, all coupled physical and chemical sub-processes are represented within a two-dimensional geometry of a ...
Finite Element Simulation of Residual Stresses from Welding and High Frequency Hammer Peening
(2022)
Research goal of the present monograph is the establishment of an efficient engineering approach, which will include straightforward but accurate simulation models, in order to estimate the residual stress fields of welded ...
Representation of warm conveyor belts in sub-seasonal forecast models and the link to Atlantic-European weather regimes
(2023)
This study systematically investigates the representation of warm conveyor belts (WCBs) in large reforecast data sets of different numerical weather prediction models and evaluates the role of WCBs for the onset and life ...
Finite Element Simulation of Residual Stresses from Welding and High Frequency Hammer Peening
(2022)
Research goal of the present monograph is the establishment of an efficient engineering approach, which will include straightforward but accurate simulation models, in order to estimate the residual stress fields of welded ...
Impacts of natural disasters on supply chain performance
(2021)
Considering the increasing importance of natural disaster events it is inevitable to also focus on their impacts on supply chains as well as their performance impacts on them. The developed approach SCperformND (Supply ...
Integrated optical sensors on the Si₃N₄-organic hybrid (SiNOH) platform
(2023)
A waveguide-based sensor chip is demonstrated that is suitable for point-of-care applications. The biosensor is designed using a mathematical model to investigate the sensitivity of the waveguides. A new class of integrated ...
Einfluss des Dralls auf den Überschallnachlauf eines längsangeströmten zylindrischen Körpers
(2021)
This study investigates the effects of swirl on the supersonic wake of longitudinally-aligned axisymmetric afterbodies. The swirl was introduced upstream of the base corner by either spinning non-canted or non-spinning ...