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Simulation Of The Thermoforming Process Of Ud Fiber Reinforced Thermoplastic Tape Laminates
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Book Synopsis Simulation of the thermoforming process of UD fiber-reinforced thermoplastic tape laminates by : Dörr, Dominik
Download or read book Simulation of the thermoforming process of UD fiber-reinforced thermoplastic tape laminates written by Dörr, Dominik and published by KIT Scientific Publishing. This book was released on 2021-10-29 with total page 334 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this work, initially, the requirements on a simulation model of the non-isothermal stamp forming process of unidirectional fiber-reinforced, and thermoplastic tape laminates are investigated experimentally. On this basis, different isothermal as well as a fully coupled thermomechanical simulation model under consideration of the crystallization kinetics are developed. For validation, a complex shaped geometry is simulated and compared to experimental forming results.
Book Synopsis Simulation of the Thermoforming Process of UD Fiber-reinforced Thermoplastic Tape Laminates by : Dominik Dörr
Download or read book Simulation of the Thermoforming Process of UD Fiber-reinforced Thermoplastic Tape Laminates written by Dominik Dörr and published by . This book was released on 2019 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Process simulation of wet compression moulding for continuous fibre-reinforced polymers by : Poppe, Christian Timo
Download or read book Process simulation of wet compression moulding for continuous fibre-reinforced polymers written by Poppe, Christian Timo and published by KIT Scientific Publishing. This book was released on 2022-07-18 with total page 332 pages. Available in PDF, EPUB and Kindle. Book excerpt: Interdisciplinary development approaches for system-efficient lightweight design unite a comprehensive understanding of materials, processes and methods. This applies particularly to continuous fibre-reinforced plastics (CoFRPs), which offer high weight-specific material properties and enable load path-optimised designs. This thesis is dedicated to understanding and modelling Wet Compression Moulding (WCM) to facilitate large-volume production of CoFRP structural components.
Book Synopsis Fiber-dependent injection molding simulation of discontinuous reinforced polymers by : Wittemann, Florian
Download or read book Fiber-dependent injection molding simulation of discontinuous reinforced polymers written by Wittemann, Florian and published by KIT Scientific Publishing. This book was released on 2022-11-18 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work presents novel simulation techniques for injection molding of fiber reinforced polymers. These include approaches for anisotropic flow modeling, hydrodynamic forces from fluid on fibers, contact forces between fibers, a novel fiber breakage modeling approach and anisotropic warpage analysis. Due to the coupling of fiber breakage and anisotropic flow modeling, the fiber breakage directly influences the modeled cavity pressure, which is validated with experimental data.
Book Synopsis Green Composites Manufacturing by : Gurminder Singh
Download or read book Green Composites Manufacturing written by Gurminder Singh and published by Walter de Gruyter GmbH & Co KG. This book was released on 2024-05-20 with total page 373 pages. Available in PDF, EPUB and Kindle. Book excerpt: In today's society researchers are more focused on cleaner materials production for environmental sustainability. This approach aims at reducing waste and the development of materials with enhanced properties and functionality. This book focuses on optimizing manufacturing processes for sustainable composite materials. It discusses optimum utilization of resources by using minimum effort to save cost and energy.
Book Synopsis Mesoscale simulation of the mold filling process of Sheet Molding Compound by : Meyer, Nils
Download or read book Mesoscale simulation of the mold filling process of Sheet Molding Compound written by Meyer, Nils and published by KIT Scientific Publishing. This book was released on 2022-07-12 with total page 292 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sheet Molding Compounds (SMC) are discontinuous fiber reinforced composites that are widely applied due to their ability to realize composite parts with long fibers at low cost. A novel Direct Bundle Simulation (DBS) method is proposed in this work to enable a direct simulation at component scale utilizing the observation that fiber bundles often remain in a bundled configuration during SMC compression molding.
Book Synopsis Experimental investigation and process simulation of the compression molding process of Sheet Molding Compound (SMC) with local reinforcements by : Hohberg, Martin
Download or read book Experimental investigation and process simulation of the compression molding process of Sheet Molding Compound (SMC) with local reinforcements written by Hohberg, Martin and published by KIT Scientific Publishing. This book was released on 2022-04-05 with total page 216 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this book, a new three-dimensional approach for the process simulation of SMC is developed. This approach takes into account both, the core layer that is dominated by the extensional viscosity and the thin lubrication layer. In order to transfer the information from the process to the structure simulation, a CAE chain is further developed. In addition, a new rheological tool is developed to analyze flow behavior experimentally and to provide the required material parameters.
Book Synopsis Simulation of damage mechanisms in weave reinforced materials based on multiscale modeling by : Naake, Dominik Robert
Download or read book Simulation of damage mechanisms in weave reinforced materials based on multiscale modeling written by Naake, Dominik Robert and published by KIT Scientific Publishing. This book was released on 2020-09-18 with total page 304 pages. Available in PDF, EPUB and Kindle. Book excerpt: A weave reinforced composite material with a thermoplastic matrix is investigated by using a multiscale chain to predict the macroscopic material behavior. A large-strain framework for constitutive modeling with focus on material non-linearities, i.e. plasticity and damage is defined. The ability of the geometric and constitutive models to predict the deformation and failure behavior is demonstrated by means of selected examples.
Book Synopsis Manufacturing-constrained multi-objective optimization of local patch reinforcements for discontinuous fiber reinforced composite parts by : Fengler, Benedikt
Download or read book Manufacturing-constrained multi-objective optimization of local patch reinforcements for discontinuous fiber reinforced composite parts written by Fengler, Benedikt and published by KIT Scientific Publishing. This book was released on 2021-03-31 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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 multi-objective optimization strategy for the placement of local reinforcement patches, under consideration of manufacturing constraints, has been developed. During the multi objective optimization, structural and process related objectives are considered.
Book Synopsis Numerical prediction of curing and process-induced distortion of composite structures by : Bernath, Alexander
Download or read book Numerical prediction of curing and process-induced distortion of composite structures written by Bernath, Alexander and published by KIT Scientific Publishing. This book was released on 2021-10-29 with total page 294 pages. Available in PDF, EPUB and Kindle. Book excerpt: Fiber-reinforced materials offer a huge potential for lightweight design of load-bearing structures. However, high-volume production of such parts is still a challenge in terms of cost efficiency and competitiveness. Numerical process simulation can be used to analyze underlying mechanisms and to find a suitable process design. In this study, the curing process of the resin is investigated with regard to its influence on RTM mold filling and process-induced distortion.
Book Synopsis Stochastic Range Estimation Algorithms for Electric Vehicles using Data-Driven Learning Models by : Scheubner, Stefan
Download or read book Stochastic Range Estimation Algorithms for Electric Vehicles using Data-Driven Learning Models written by Scheubner, Stefan and published by KIT Scientific Publishing. This book was released on 2022-06-03 with total page 190 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work aims at improving the energy consumption forecast of electric vehicles by enhancing the prediction with a notion of uncertainty. The algorithm itself learns from driver and traffic data in a training set to generate accurate, driver-individual energy consumption forecasts.
Book Synopsis Development of a CO2e quantification method and of solutions for reducing the greenhouse gas emissions of construction machines by : Ays, Isabelle Charlotte
Download or read book Development of a CO2e quantification method and of solutions for reducing the greenhouse gas emissions of construction machines written by Ays, Isabelle Charlotte and published by KIT Scientific Publishing. This book was released on 2022-06-27 with total page 330 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work focuses on the development of a quantification method for GHG (CO2e) emissions from construction machines. The method considers CO2e reduction potentials in the time past-present–future, through influencing factors from six pillars: Machine efficiency, process efficiency, energy source, operating efficiency, material efficiency and CCS. In addition, transformation solutions are proposed to reduce GHG emissions from construction machines like liquid methane, fuel cell drive or CCS.
Book Synopsis Experimental investigation of relevant road surface descriptors for tire-road noise measurements on low-absorbing road surfaces by : Pinay, Julien
Download or read book Experimental investigation of relevant road surface descriptors for tire-road noise measurements on low-absorbing road surfaces written by Pinay, Julien and published by KIT Scientific Publishing. This book was released on 2024-01-16 with total page 196 pages. Available in PDF, EPUB and Kindle. Book excerpt: Ihrer Arbeit in der Originalsprache: This work aims at identifying relevant road surface characteristics to mitigate tire-road noise of free-rolling tires using a systematic approach. As using open porous roads is already known as an efficient measure to reduce tire rolling noise, this study will focus on compact road surfaces which have a low acoustic absorption. Measurements on standardized ISO 10844 test tracks and on public roads are used to study the norm's representativity and its completeness.
Book Synopsis Measurable Safety of Automated Driving Functions in Commercial Motor Vehicles - Technological and Methodical Approaches by : Elgharbawy, Mohamed
Download or read book Measurable Safety of Automated Driving Functions in Commercial Motor Vehicles - Technological and Methodical Approaches written by Elgharbawy, Mohamed and published by KIT Scientific Publishing. This book was released on 2023-01-13 with total page 268 pages. Available in PDF, EPUB and Kindle. Book excerpt: With the further development of automated driving, the functional performance increases resulting in the need for new and comprehensive testing concepts. This doctoral work aims to enable the transition from quantitative mileage to qualitative test coverage by aggregating the results of both knowledge-based and data-driven test platforms. The validity of the test domain can be extended cost-effectively throughout the software development process to achieve meaningful test termination criteria.
Book Synopsis Trajectory optimization based on recursive B-spline approximation for automated longitudinal control of a battery electric vehicle by : Jauch, Jens
Download or read book Trajectory optimization based on recursive B-spline approximation for automated longitudinal control of a battery electric vehicle written by Jauch, Jens and published by KIT Scientific Publishing. This book was released on 2024-03-01 with total page 264 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work describes a method for weighted least squares approximation of an unbounded number of data points using a B-spline function. The method can shift the bounded B-spline function definition range during run-time. The approximation method is used for optimizing velocity trajectories for an electric vehicle with respect to travel time, comfort and energy consumption. The trajectory optimization method is extended to a driver assistance system for automated vehicle longitudinal control.
Book Synopsis Probabilistic Prediction of Energy Demand and Driving Range for Electric Vehicles with Federated Learning by : Thorgeirsson, Adam Thor
Download or read book Probabilistic Prediction of Energy Demand and Driving Range for Electric Vehicles with Federated Learning written by Thorgeirsson, Adam Thor and published by KIT Scientific Publishing. This book was released on 2024-09-03 with total page 190 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this work, an extension of the federated averaging algorithm, FedAvg-Gaussian, is applied to train probabilistic neural networks. The performance advantage of probabilistic prediction models is demonstrated and it is shown that federated learning can improve driving range prediction. Using probabilistic predictions, routing and charge planning based on destination attainability can be applied. Furthermore, it is shown that probabilistic predictions lead to reduced travel time.
Book Synopsis AI and IoT Meet Mobile Machines: Towards a Smart Working Site by : Xiang, Yusheng
Download or read book AI and IoT Meet Mobile Machines: Towards a Smart Working Site written by Xiang, Yusheng and published by KIT Scientific Publishing. This book was released on 2022-06-20 with total page 294 pages. Available in PDF, EPUB and Kindle. Book excerpt: Infrastructure construction is society's cornerstone and economics' catalyst. Therefore, improving mobile machinery's efficiency and reducing their cost of use have enormous economic benefits in the vast and growing construction market. In this thesis, I envision a novel concept smart working site to increase productivity through fleet management from multiple aspects and with Artificial Intelligence (AI) and Internet of Things (IoT).
