VDI Verlag eLibrary

42. Deutsche Compoundier-Tagung 2016

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 4345 2016

Results in this title

S. Heinrich, M. Dosta Modern multiscale simulation methods for solids processes and particle systems S. 135-144

„… flowsheet simulations, the models on different scales need to be linked together. There exist different …” „… Modern multiscale simulation methods for solids processes and particle systems Prof. Dr.-Ing …” „… apparatuses often contain a large set of empirical parameters which strongly depend on material properties …”

doi.org/10.51202/9783182443452

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AgEng LAND.TECHNIK 2022

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2406 2022

Results in this title

K. A. Kibwika, I.-H. Seo A CFD study on Ventilation and Micro-environment in Tomato Greenhouse-complex Located on Saemangeum Reclaimed Land – Model design approach and validation procedure S. 611-616

„… constructing such large greenhouse complexes as preveous studies have focused on small scale greenhouses of …” „… constructing such large greenhouse complexes . preveous studies have focused on small scale greenhouses of less …” „… nonexistent CFD model for large scale greenhouses was proposed. A numerical validation procedure was also …”

S. Hempel, L. Ouatahar, D. Janke, T. Amon A nested semi-mechanistic model to predict the temporal dynamics of ammonia emissions from a solid floor naturally ventilated dairy cattle building – Parameter estimation and associated uncertainties S. 197-202

„… volume flow and concentration measurements at the building scale to train regression models or a …” „… bottom-up approach to scale-up mechanistic modelling results. Both approaches have merits, drawbacks and …” „… overarching barn scale ammonia emission model, which permits ammonia emission projections for naturally …”

A. Gkountas, P. Bakalis, D. Tyris, D. Manolakos Thermodynamic modelling of a Biomass Organic Rankine Cycle for sustainable heat and power cogeneration in greenhouses S. 47-52

„… uncertainty in supply, as well as the unquestionable need to comply with GHG emissions reduction, micro scale …” „… , 2022 47efficiency. Nonetheless, the greenhouses’ large heating needs still remain the main cost …” „… greenhouse heating applications, leaves large amounts of energy unexploited (e.g., combustion fuels …”

L. Wannasek, D. May, D. Tyris, T. Amon Design of an on-farm biomethane upgrading plant with hybrid compression and filling station S. 259-266

„… by-products to produce biogas is a well-established technology. Small-scale biogas plants that use this …” „… further processing to fuel-grade biomethane is rare, mainly because the technology for small-scale plants …” „… to larger commercial plant in terms of both capital and operating costs. As part of the efforts to …”

L. Poppa, L. Frerichs, J. Liu, M. Böl Experimental method to analyse the blackspot bruises of potato tuber flesh due to mechanical deformation S. 429-438

„… methods using field tests or process simulations lack sensitivity to a variety causes. Discrete element …” „… method (DEM) for process simulation needs a damage model able to predict local damage due to impacts of …” „… , whereas large impacts result in shattering of the tuber VDI-Berichte Nr. 2406, 2022 429in the impact zone …”

R. R. Shamshiri, C. Weltzien, I. Zytoon, B. Sakal Evaluation of Laser and Infrared Sensors with CANBUS Communication for Collision Avoidance of a Mobile Robot S. 121-130

„… large-scale cultivations and responding to them with precision technology and site-specific management …” „… between the irregular crop patterns even in the presence of moving obstacles. In recent years, simulation …” „… on the robot (Figure 5.a) were identified based on a previous simulation study [5] and various field …”

doi.org/10.51202/9783181024065

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ELIV 2023

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2423 2023

Results in this title

F. Kraemer Development and Testing Autonomous Vehicles (AV) at Scale S. 149-158

„… Though, important challenges remain, when it comes to large-scale deep learning workloads such as the …” „… " to large-scale ideas like "containers mean support for running distributed VDI-Berichte Nr. 2423 …” „… Development and Testing Autonomous Vehicles (AV) at Scale It’s all about the data! Dipl.-Ing …”

N. Ilg, D. Sisejkovic, P. Duplys Where is Everybody? – Looking for Remote Attacks on Cars in the Wild S. 623-634

„… ]. Yet, we have not seen any large-scale remote attacks on cars in the wild. So where is everybody? Are …” „… findings in the paper on large-scale remote attacks on ICS published with data from the Cambridge Centre …” „… hardware and software are likely targets for large-scale remote attacks. For example, because ICS devices …”

P. Dreiseitel, D. Yesilbas Generative Artificial Intelligence – How AI Models Change the Way We Develop Automotive Products S. 405-418

„… for the future. Before the advent of large-scale foundation models, Natural Language Understanding …” „… and Development AI can also support the work in research and development on a large scale. AI tools …” „… industries. The core of large generative AI models is the concept of neural networks, a computational …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… , GermanyDevelopment and Testing Autonomous Vehicles (AV) at Scale 149F. Kraemer, IBM Germany, Frankfurt Vehicle …” „… technology for future high-power charging systems on highways or large inner-city electric charging stations …” „… 443H. Bastian, CARIAD SE, Berlin Master Algorithm for Event-based Co-Simulation with FMI 3.0 for …”

T. Löhr, B. Bauer Supply chain security risks of software driven products S. 479-496

„… successful change of global organizations with large-scale training & awareness programs and End-to-End …” „… swiftly and effectively. VDI-Berichte Nr. 2423, 2023 485Testing and simulation exercises, such as tabletop …”

doi.org/10.51202/9783181024232

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ELIV 2021

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2384 2021

Results in this title

O. Kath Model-Based Systems Engineering accelerated S. 205-214

„… approach has been promoted since 2007. However, recent advances in the availability of large-scale …” „… collaborating and federated models as authoritative source of truth, managed in a truly shared, large scale …” „… multi-domain performance representations. To achieve this goal, a large scale information base has to be in …”

M. Rath, N. KN, A. K. Laxminarayana, R. Tandon Automated Driving – How cloud infrastructure plays a vital role in future of validation for Automated Driving? S. 95-104

„… run simulations on large scale. 2. Cloud infrastructure An architecture to run millions of …” „… Automated Driving? Large-scale data driven scenario-based validation on cloud Dr. Manaswini Rath …” „… extensively defined, automated for a large-scale validation. KPIs (Key Performance Indicators) are defined …”

J. Becker, D. Pangercic A Safety-Certified Vehicle OS to Enable Software-Defined Vehicles S. 435-446

„… directly related to their productivity. A software architecture that scales to massive software …” „… the components needed for offline (e.g., mapping, simulation, testing) as well as online operations …” „… hobby projects to vehicles to large industrial automation systems. Despite its large success, ROS 1 did …”

F. A. Schiegg, I. Llatser, H. Tchouankem, T. Frye, F. Wildschutte, F. Hofmann Removing Blind Spots – Infrastructure-assisted Collective Perception S. 29-44

„… . Simulation results extend the investigation to large-scale scenarios, proving the benefit of …” „… this reason, a large-scale simulation was set up, shedding light on the impact of channel congestion …” „… large-scale scenarios by investigating the performance on highways with different traffic densities in terms …”

D. Mehlig, M. Muller, J. Treier, A. Loges Long distance e-mobility in the trade-off between battery capacity & charging power – Battery immersion cooling as enabler technology? S. 545-562

„… nevertheless conceivable. For example, a larger battery can be seen as greater safety risk in an accident. An …” „… %. 5. Determination of rational optimal combinations An Excel-based simulation tool was set up for the …” „… Excel based simulation tool Input variables are the battery capacity, the energy consumption, the …”

T. Fricke, F. Schuck, J. Vogelpoh, J. Ax, R. Stolpe, H. Amelunxen Collaborative Development of a Test Environment for Automated Driving S. 5-16

„… testing, as an example, allows for large scale, parallelized simulation and scenario-based validation …” „… large-scale decision processes. All in all, the collaborative development method enabled the timely …” „… organizational level. The main technical challenge is the highly complex simulation of the vehicle environment …”

O. Bitsche How to solve the trade-off between vehicle dynamics, traveling time and CO2 emissions. The CO2-Life Cycle Assessment for the Porsche Taycan S. 523-532

„… of battery electric vehicles ranges of 560 and 660 km, touching the upper scale of the range game …” „… used as the argument for larger battery sizes in the car. Nevertheless, simulating lap times at the …” „… Nürburgring are showing different results. The simulation results showing in the figure below considers mass …”

A. P. Das, K. Thomas, A. Mohan, A. S. Akhil, K. P. Ganesh A Battery Digital Twin framework for Predictive Maintenance and State of Health Estimation of Electric Vehicles S. 579-592

„… Large-Scale Lithium-Ion Battery Energy Storage Systems. Energy Storage and Application 2018, 11(1), 125. doi …” „… safety, predictive maintenance, and battery life. The on-board BMS cannot store or process large amounts …” „… smartphone, to as large as a city and as complicated as a human, spanning across industries and processes …”

A. Knoll The Case for an Open Integrating Operating System, Middleware Specification Development Approach S. 257-272

„… see their work deployed in large numbers. So, for scaling and for increasing attractiveness to …” „… such software even on the cheapest devices in large quantities. We believe that only a multi-faceted …” „… today there are middlewares for many other purposes, e.g., for providing physics simulations and …”

F. von Bulow, F. Heinrich, T. Meisen A new perspective for manufacturers: Cloud-based utilization of operational fleet data S. 117-130

„… separately, either by a person or a team. At all events, for larger fleets that are not operated by one …” „… simulations to identify the desired impact of the chosen control and operational parameters beforehand. In …” „… , it requires large fleets and might not be worth the investment, if fleet members have low capital …”

G. Reichart, R. Asmus, B. Mattner AUTOSAR Vehicle Operating System (AVOS) – The Safe and Secure Framework for Automotive System Architectures S. 245-256

„… announcing different strategies in this area, ranging from improvements of existing concepts, the scale …” „… Electronic Control Units (ECUs) are supplied via a large value chain and integrated into the vehicle. This …” „… faster changing regulatory requirements. Through the platform approach, a larger community of software …”

J. Langkau, S. Wenz, T. V. Fernandez, L. Pullen, A. Tekavčič, N. Jezeršek, A. Wagner Electric Charge Lid – System components for future charge lid systems S. 475-488

„… pressure spring). For instance, by using a large charge lid, with high sealing forces, in combination with …” „… difference observation angles. Fig. 14: Light guide for the ring and optical simulation (square root …” „… scale) The status bar does not include RGB LEDs, but red, green, and yellow LEDs. This simplifies …”

doi.org/10.51202/9783181023846

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SIMVEC 2022

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2407 2022

Results in this title

P. Schwanitz, L. Greve, F. Moldering Towards AI Based REcommendations for Design Improvement (AI-B-REDI) – A joint research project of Volkswagen, Audi, Porsche, Fraunhofer SCAI, SCALE GmbH and SIDACT GmbH S. 299-314

„… large number of simulations within a short range of time. Using the visualization in SCALE.result (CAViT …” „… large teams of CAE engineers, continuously creating a vast amount of simulation results for the …” „… a larger number of different simulations, with model changes, in view of data analysis, handling …”

R. Winstanley, D. Flad, F. Menter, A. Main, Raunak Borker, Anand Singh, R. Jia, J. Maruszewski Next Generation Ansys GPU CFD Solver Technology for External Aerodynamic Applications S. 45-62

„… as of its numerical formulation will be discussed. Large-Eddy Simulations for the DrivAer model with …” „… RANS to Scale-Re-solving Simulations like DDES, SBES and LES. An attractive strategy to reduce run-time …” „… with maximum mesh sizes of up to 0.5x109 cells using variants of Scale-Resolving Simulation (SRS …”

A. Hüppe, D. Scholz, F. Menter, R. Winstanley, F. Muldoon Octree Meshing Technology for External Aerodynamic CFD Applications S. 21-32

„… Britain; Frank Muldoon, NTS, St. Petersburg, Russia Abstract For scale resolving flow simulations, the …” „… necessary volumetric mesh refinements for Large Eddy Simulation (LES) easily lead to meshes with hundreds of …” „… to a generic automotive case to show its speed and quality for a large-scale mesh. 1. Introduction …”

P. Baque Neural Concept Shape: Empowering Engineering Organizations with Deep-Learning – Applications to a faster transition towards e-drive systems for Automotive OEMs and Suppliers S. 289-290

„… large-scale engineering design.  Empowering creativity. Even in the hands of experts, past design tools do …” „… family is transferred to another one, allowing to leverage larger databases of historical simulations …” „… . It uses the following approach:  Broadening the reach of simulation and optimization-driven design …”

M. Thiele, T. Gerlinger Simulation Data Management from CAD to Results for large LEGO® Crash Models S. 349-370

„… . Weckesser, P. Glay, A. Saharnean; On the Setup and Simulation of Large Scale LEGO® Models built with LS-DYNA …” „… Simulation Data Management from CAD to Results for large LEGO® Crash Models Dipl.-Ing. M. Thiele …” „… Management from CAD to Results with LoCo and CAViT for Large Scale LS-DYNA® LEGO® Crash Models; 16th …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… PlenumSimulation Data Management from CAD to Results for large LEGO® Crash Models . . . . . . . .349M …” „… x 210 mmInhalt f CFD3D CFD Simulations of Snow Accumulation in the Wheel House of a Vehicle at …” „… Inc., Evanston, USA f Numerische SimulationsverfahrenKontaktlöser der nächsten Generation …”

S. Scheidel, M. Goll, M. Tandl, B. Reiter, R. Neubauer Simulationsbasierte Wirkungsgradoptimierung einer Hochtemperatur Co-Elektrolyse zur e-Fuel Produktion S. 129-142

„… responses. This makes clear that a purely pre-planned DoE would require a very large number of simulation …” „… Produktion Simulation-based efficiency optimization of a high-temperature co-electrolysis for e-fuel …” „… conversion are well understood and implemented in several simulation tools. This contribution is focusing on …”

P. Seiwald, P. Fröhlich Design of hybrid carbon-metal components for automotive applications S. 513-522

„… platform concepts from which a large number of derivatives are derived. The vehicle platform is designed to …” „… dient die Bodengruppe der Elektro-Karosserieplattform EDAG ScaleBase, welche sich im Zuge von mehreren …” „… Bauteilentwicklung Da die Abbildung der Materialeigenschaften für die Simulation essenziell ist, ist in …”

L. Stütz, T. König, M. Kley Testing of the tire modelling for a vehicle dynamics simulation on a Road-To-Rig test rig S. 185-196

„… supplies the experimental set-up for the upcoming investigations. With the aid of this large-scale test rig …” „… vehicles on test rigs can be shortened, especially in combination with integrated simulation models …” „… the tire modelling for a vehicle dynamics simulation on a Road-To-Rig test rigErprobung der …”

N. Klinke, F. Schewe, B. Scholemann On the application of machine learning for the prediction of feasibility and thermal performance of cooling plates for battery electric vehicles S. 543-554

„… phase of cooling plates, several disciplines have to be tackled at once: Those are the simulation of …” „… democratizing simulation methods. Since a few years, our CAD-designers can use the same workflows that are …” „… algorithms can help to overcome this issue. 2. The role of simulation data management systems In order to …”

D. Frerichs, S. David L. Places, K. M. Hahn Model DevOps – Virtual Development as a Set of Micro Services for Model Based Quality Management S. 655-666

„… ) Increasing number of industry standards and versions with focus on System Simulation(b) which will be used to …” „… ,“ Simulation-based Engineering and Testing of Automated Driving, 2021. [17] ISO 11010-1:2020, 2020. VDI-Berichte Nr …” „… virtuellen Prototypen über dem gesamten Lebenszyklus zu messen. Abstract System Simulation is increasingly …”

C. Franke Integrative Architektur für die Simulation hoch automatisierter Fahrzeuge S. 571-608

„… systems under development, nowadays. They can by far not be verified by physical tests, alone. Large scale …” „… verifiziert werden. Simulation ist in sehr großem Umfang erforderlich. Eine integrative Simulationsarchitektur …” „… einen glaubwürdigen Simulationspro-zess zur Erfüllung einer Simulationsaufgabe besteht. Der Vielfalt und …”

doi.org/10.51202/9783181024072

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Partitioned Fluid-Structure Interaction Simulation of Maritime Applications

Jorrid Lund

Series: Mechanik/Bruchmechanik

Volume 360 2024

Results in this title

Summary and outlook S. 118-123

„… simulation time (in the range ofdays and weeks) still hamper the industrial use of large-scale FSI …” „… weeks) still hamper the industrial use of large-scale FSI simulations for real-worldapplications. With …” „… significantcosts that would usually arise in the design and testing of large-scale prototypes.When it comes to …”

Submersible mixer S. 71-80

„… : Angle increment and traction scale factor at the startup of the simulation.convergence acceleration …” „… . Geometrical nonlinearities (such as large rotations) arecaptured. The material parameters for the simulation …” „… scale factor βtr. After the full rotational speed is reached,the simulation is continued for one …”

Wave energy converter S. 62-70

„… the timeintegration method in the simulation.The fluid is simulated as a two-phase flow using the …” „… the timeintegration method in the simulation.The fluid is simulated as a two-phase flow using the …” „… the beginning of the simulation.This simulation does not include any interaction between the mooring …”

Floating windturbine S. 49-61

„… elements are used to account for viscous drag [25, p. 5]in the hydrodynamic part of the simulation.In the …” „… viscous drag [25, p. 5]in the hydrodynamic part of the simulation.In the second scenario, the wind …” „… parameters listed in Tab. 5.2.Table 5.2: Parameters for the structural part of the FWT simulations.variable …”

Fluid mechanics S. 21-34

„… important in the context of FSI simulations.The continuity equation (Eq. (3.2)) can also be rewritten with …” „… isespecially important in the context of FSI simulations.The continuity equation (Eq. (3.2)) can also be …” „… loads,which often appear in FSI simulation. Therefore, it is important to have a sufficiently highnumber of …”

Ship propeller S. 81-117

„… scale. As a result, there is asignificant amount of experimental and simulation data available for the …” „… [114, p. 22].The fluid simulation setup presented here was further validated on a model scale …” „… FSI simulation that became apparent in the first ship propeller simulationsis an overestimation of …”

doi.org/10.51202/9783186360182

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International Conference on Gears 2019

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2355 2019

Results in this title

M. Pillarz, A. von Freyberg, A. Fischer Multisensory measurement of the base circle radius as a fundamental shape parameter of large gears S. 1207-1214

„… , M., Maisano, D., and Mastrogiacomo, L.: Large-scale dimensional metrology (LSDM): from tapes and …” „… ., Ziebart, M., and Muralikrishnan, B.: Recent developments in large-scale dimensional metrology …” „… ., and Pralio, B.: Distributed large-scale dimensional metrology: new insights. London: Springer Science …”

A. Weis, T. Deliktas, M. Liewald, N. Missal Cold forging of gear components by a modified Samanta process S. 1765-1776

„… . By means of numerical simulations and forging experiments it was successfully demonstrated that the …” „… forming process, large friction surfaces and increased punch forces are expected. The second approach …” „… counteracts VDI-Berichte Nr. 2355, 20191766 this problem of large friction surfaces by introducing a …”

D. Mevissen, C. Lopenhaus, T. Bergs Calculation of mixed friction conditions in large-scale rolling-sliding contacts for different surface structures S. 555-568

„… Calculation of Mixed Friction Conditions in Large-Scale Rolling-Sliding Contacts for Different …” „… Combined Solutions ensure the application of the elastic half-space theory for large-scale …” „… calculation of large-scale, application-oriented contact area, such as rolling-sliding contacts in bearings …”

X. Yang, N. Yue, Q. Yang, L. Wang, Y. Shao, H. Xiong Dynamic simulation for double input compound power-split mechanism of in-wheel motor driven EVs S. 481-492

„… . 040804 [9] Xiao Z., Cheng Y., Xiang Z., et al.: Dynamic simulation and scale model experimental …” „… Dynamic Simulation for Double Input Compound Power-split Mechanism of In-wheel Motor Driven …” „… widely used in the field of hybrid electric vehicles due to its high split efficiency and large …”

E. Maier, T. Lohner, K. Stahl, P. Sperka, M. Hartl Detailed analyses of film thickness and friction in thermoplastic EHL contacts S. 1391-1400

„… based on white light interferometry are compared to detailed thermo-EHL (TEHL) simulations …” „… lubrication, low material stiffness results in large contact radii such that external load can spread over a …” „… , thermoplastic surfaces experience significant elastic deformation, leading to a large local conformity in …”

F. Rudolph, S. Schumann, B. Schlecht Consideration of solid particles in a gear lapping simulation S. 1675-1686

„… Consideration of solid particles in a gear lapping simulation Dipl.-Ing. Felix Rudolph, Dr.-Ing …” „… empirical efforts. In this paper, a simulation of the local surface wear produced by lapping bevel and …” „… flanks are used to validate the accuracy of the current simulation method and deduce possible …”

B. van Wissen, M. Kanters, F. Mitsuzuka, K. Iwanaga, Ir. A. Hasanovic Predicting wear for high performance plastic gears S. 1323-1334

„… combines results from a tribological setup, a gear tester, and finite element simulations. It is shown …” „… long-standing track record in a large variety of high performance, high temperature automotive applications …” „… results show slightly lower maximum contact pressures and larger sliding distances than the analytical …”

T. Inoue, S. Kurokawa Improving the Estimation accuracy of fishing reel sensation caused by gear vibration using tactile response delay time S. 1123-1134

„… reel sensation, and feels discomfort when the vibration is relatively large. The fishing reel sensation …” „… represented as a logarithmic scale. The red curve represents VDT-curve of the Pacinian corpuscle. The …” „… scale. The red curve in the figure represents the vibration detection threshold curve of Pacinian …”

P. Scholzen, C. Lopenhaus, C. Brecher, D. Billenstein, F. Rieg, G. Hammerl Investigation of the influence of elastic gear body structures on the operational behavior of gears S. 785-796

„… objectives of a simulation-compliant degree of detail with the shortest possible calculation time. 7 …” „… load-induced deformations of the elastic environment in the tooth contact a simulation of contact conditions …” „… evaluation of the influence on the operational behavior. First, the method for the simulation of free shaped …”

A. Spatzig, N. Fujimura, T. Monden, T. Kikuchi, K. Yoshikawa, A. Georgoussis Machining process solutions to support the reduction of distortion in ring gears after heat treatment S. 1635-1646

„… technologies. However, the industrialization of the process on an even larger scale has to date been inhibited …” „… . The lower the workpiece hardness is, the larger the performance difference between a PSC and an SSC …” „… , F.; Brecher, C.: Zahnrad- und Getriebetechnik. Auslegung – Herstellung – Untersuchung – Simulation …”

Titelei/Inhaltsverzeichnis S. I-XXVI

„… , Hunan University, Changsha, P. R. China Calculation of mixed friction conditions in large-scale …” „… : modes, noise and modifications application and validation of simulation and experiment …” „… Simulation of the tooth root strength under consideration of material quality, finishing process and size …”

M. Zapf, J. Klose, F. Zanger, V. Schulze Analysis of process forces and surface topography when manufacturing case-hardened gears by double flanked hard skiving S. 1647-1658

„… necessary productivity for many large-scale productions. Workpiece hardness of over 58 HRC and high …” „… and 100 m/min indicating that a low cutting speed and large cutting depths lead to worse cutting …” „… , 20191654 the analogy tests. The error of the tool thus leads to a reduced cutting force for a large part of …”

doi.org/10.51202/9783181023556

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28. Deutscher Flammentag

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2302 2017

Results in this title

M. Vascellari, C. Hasse, S. Halama, M. Steibel, H. Spliethoff Detailed CFD simulations of a 5-MW industrial-scale entrained-flow gasifier using intrinsic char conversion kinetics S. 199-212

„… Detailed CFD simulations of a 5-MW industrial-scale entrained-flow gasifier using intrinsic char …” „… of the same coals and then coupled to the CFD framework for the full-scale simulations. The …” „… work reports the results of the CFD simulations for the 5-MW Siemens pilot-scale gasification reactors …”

C.-P. Ding, A. Renaud, R. Honza, A. Dreizler, B. Böhm Characterization of near-wall flows in a SI engine using high-speed PIV and high-resolution PI S. 345-356

„… piston diameter. The large scale flow behavior is already visible on the selected instantaneous image of …” „… along the x-direction occur at larger scales. In the high resolution phase average image, the piston …” „… plateau before slowly decreasing. This effect can be attributed to the large scale tumble motion already …”

H. Mätzing, H.-J. Gehrmann, H. Seifert, D. Stapf, R. Keune Modelling Biomass and Solid Recovered Fuel Combustion on Reciprocating Grates with CFD-application S. 143-150

„… Frankfurt was chosen to test the large scale application of the KLEAA code, because detailed data for this …” „… Modells im Labor- und Pilotmaßstab wurde eine Simulation für das Müllheizkraftwerk Frankfurt mit einem …” „… grate firings needs to be studied in small scale laboratory facilities. KIT has characterized the …”

M. Hansinger, H. Müller, M. Pfitzner Large Eddy Simulation einer turbulenten LOx/GCH4 Flamme unter Verwendung der Eulerian Stochastic Fields Methode S. 535-548

„… Large Eddy Simulation einer turbulenten LOx/GCH4 Flamme unter Verwendung der Eulerian Stochastic …” „… Fields Methode Large eddy simulation of a turbulent LOx/GCH4 flame using the Eulerian stochastic …” „… . large-eddy simulation), werden turbulente Strukturen nur bis zu einer gewissen Filtergröße direkt berechnet …”

T. Zirwes, F. Zhang, J. A. Denev, P. Habisreuther, H. Bockhorn, N. Zarzalis Einfluss von erhöhtem Druck auf die Änderung der Flammendynamik durch Streckung in vorgemischten Flammen S. 549-562

„… Kurzfassung In dieser Arbeit wurden numerische Simulationen von 1D vorgemischten Gegenstromflammen …” „… Änderung der Flammendynamik durch Streckung zu untersuchen. Die Simulationen wurden für vorgemischte …” „… zwischen verschiedenen Experimentellen Setups und Simulationen beobachtet werden. VDI-Berichte Nr. 2302 …”

C. Yu, U. Maas Numerical Study of turbulent reacting flows with local extinction and re-ignition effects based on a statistical method and REDIM reduced reaction kinetics S. 521-534

„… U. Maas, "Large eddy Simulation und experimentelle Untersuchung zur turbulenten Verbrennung nahe …” „… for the simulation of turbulent reacting flows based on a multiple mapping conditioning (MMC) mixing …” „… chemistry have a strong interaction and a numerical simulation of this interaction is quite complicated [1 …”

C. Chi, G. Janiga, K. Zähringer, D. Thévenin Indirekte Messung der Wärmefreisetzung in Wasserstoffflammen mittels Spezieskorrelationen S. 625-636

„… Simulation (DNS) durchgeführt. Eine Analyse der resultierenden Datenbank liefert Spezieskorrelationen, die …” „… to different conditions, the DNS simulations have been carried out for different equivalence ratios …” „… , while Ret is the integral-scale Reynolds number computed as Ret = urms lint/ r. In the formula, urms is …”

R. Knappstein, G. Kuenne, A. Sadiki, J. Janicka Flamelet-Tabellierung im Kontext der Simulation von Kohlestaubverbrennung S. 613-624

„… Masse und Spezies verifiziert. Die Methode ist für die Verwendung in Large Eddy Simulationen (LES) von …” „… ., Yamamoto, K., Kuramashi, K. und Baba, A.: Large-eddy simulation of pulverized coal combustion using …” „… Large Eddy Simulation of Premixed Combustion with Tabulated Chemistry. Flow Turbulence and Combustion …”

M. H. Zwiellehner, R. Warnecke, F. Grafmans Untersuchungen zur Brennstoffbeschickung an mit heterogenen Festbrennstoffen betriebenen großtechnischen Verbrennungsanlagen und Herleitung einer Massenstromformel S. 597-612

„… . Abstract On large-scale incineration plants which are run with heterogeneous solid fuels (like MSW) there …” „… better performance of combustion control systems and combustion simulation / models could be improved …” „… werden. Vorhandene Modelle und Simulationen von Rostfeuerungen für Abfälle (z. B. [4], [5], [6]) weisen …”

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Model-based and Experimental Analysis of Transient Electrodialysis Processes

Matthias Johannink

Series: Verfahrenstechnik

Volume 949 2016

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Concluding remarks S. 134-138

„… hydrodynamics and ionic mass transport in large-scale systems on high performance compute clusters. In this work …” „… computers. These simulations result in a large amount of information concerning the local hydrodynamics in …” „… possibility to thoroughly investigate the phenomena in large-scale systems or with a very high local …”

Introduction S. 4-16

„… (ED) is an electro-membrane process applied in large-scale industrial applications for the …” „… integral membrane property. A second membrane property having a large in uence on the total process …” „… design parameters. The systematic evaluation of the large space spanned by the design parameters can be …”

Experimental analysis of electrodialysis process dynamics S. 17-41

„… development by revealing the qualitative patterns and the temporal scales governing the dynamic response to …” „… transients in the operational mode. The set-up of the lab-scale ED plant and the experimental methods used …” „… . The focus is here on the identi cation of the temporal scales and the qualitative patterns of the …”

Spacer geometry and process performance S. 111-133

„… spacer- lled channels. Here, the solver MUSUBI has proven to be an e ective tool for large-scale …” „… predictive tool to investigate the hydrodynamics in a large number of simulations in a reasonable time-frame …” „… a software tool for the coupled simulation of the hydrodynamics and ionic mass transport in spacer …”

A dynamic process model of an electrodialysis plant S. 84-110

„… Section 5.2 to describe the lab-scale ED plant used for the experiments in Chapter 2. Further, this …” „… pumps. To address the complexity arising from the large number of di erent process components in the ED …” „… ., tanks and working electrodes. 5.1.1 General modeling assumptions To facilitate the simulation of the …”

Bibliography S. 161-177

„… Computing, 24(3):905, 2003. K. Masilamani. Large scale ow simulation with complex spacer geometry in …” „… . Schittkowski, H. Pesch, and K. Sundmacher. Index analysis and numerical solution of a large scale nonlinear …” „… Boltzmann simulation and visualisation of adsorption processes in complex geometries. In P. Sloot, D …”

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Bauingenieur

Browse Volumes: Bauingenieur

Bauingenieur Volume 94 (2019) Issue 12 ISSN Online: 0005-6650

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Mehran Motevalli, Jörg Uhlemann, Natalie Stranghöner, Daniel Balzani A new nonlinear polyconvex orthotropic material model for the robust simulation of technical fabrics in civil engineering applications at large strains – Validation with large-scale experiment/Ein neues polykonvexes orthotropes Materialmodell zur robusten Simulation von Textilmembranen im Bauingenieur- wesen unter Berücksichtigung großer Deformationen – Validierung anhand eines Großbauteilversuchs S. 488-497

„… numerical simulation of the presented large-scale test it is essential to take into account all ef- Figure 5 …” „… applications at large strains – Validation with large-scale experiment M. Motevalli, J. Uhlemann, N …” „… material. Moreover, a new large-scale experimental setting is presented which allows for the validation of …”

Titelei/Inhaltsverzeichnis S. 1-5

„… fabrics in civil engineering applications at large strains – Validation with large-scale experiment, M …” „… TEXTILMEMBRANE A new nonlinear polyconvex orthotropic material model for the robust simulation of technical …”

doi.org/10.37544/0005-6650-2019-12

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Experimental testing and numerical simulation of granules as crash absorber for double hull structures

Christian Woitzik

Series: Mechanik/Bruchmechanik

Volume 356 2021

Results in this title

Introduction S. 1-5

„… the numerical simulation [24, 25, 26]. Large-scale experiments using modified tank barges were carried …” „… applications above require advanced knowledge about the particles. On a larger scale, the macroscopic …” „… performed. The experimental tests cover a major part of this thesis: from small-scale experiments to larger …”

Selection of granules and description of single grains S. 24-39

„… the particles to carry and distribute a large part of the load. The granules show a good …” „… bigger ones. This may be due to more initial defects in larger particles [52]. The identification of the …” „… , as shown in Figure 3.6. For larger particles, the Young’s modulus decreases. In the next section, the …”

Bibliography S. 119-136

„… :978-0-262-03942-0. [151] R. H. Byrd, M. E. Hribar, J. Nocedal, An interior point algorithm for large-scale nonlinear …” „… numerical simulation to analyze ship collision, in: International Conference on Collision and Grounding of …” „… [24] J. Amdahl, D. Kavlie, Experimental and numerical simulation of double hull stranding, in: DNV-MIT …”

Constitutive equations and numerical implementation S. 6-23

„… Chapter 3.2 to determine the particle properties and the presented simulations. 2.1 Constitutive equations …” „… The modelling and simulation of the different experiments is performed using the finite element suite …” „… granular behaviour: First, the material model should be applicable for large deformations. Thus, the choice …”

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GJAE - German Journal of Agricultural Economics

Browse Volumes: GJAE - German Journal of Agricultural Economics

GJAE Volume 70 (2021) Issue 03 ISSN Online: 2191-4028

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Wolfgang Britz Automated Calibration of Farm-Sale Mixed Linear Programming Models using Bi-Level Programming S. 165-181

„… around 500 farms. For the rest, they conducted large-scale uncertainty analysis simulation experiments …” „… solutions, i.e. relative small changes in coefficients of the “true” simulation model lead to larger …” „… large-scale Monte-Carlo analysis. This might not be necessary in real-world applications to a small number …”

Oliver Mußhoff, Henning Schaak Public Preferences for Pasture Landscapes and the Role of Scale Heterogeneity S. 182-191

„… GJAE 70 (2021), Number 3 182 Public Preferences for Pasture Landscapes and the Role of Scale …” „… ), or so-called “scale-heterogeneity”, meaning to allow the scale of the idiosyncratic error (and thus …” „… preference and/or scale heterogeneity is present in the context of landscape evaluations, the results of …”

Martin Banse, Florian Freund, Inna Geibel The Impact of Dietary Changes on Agriculture, Trade, Environment and Health: A Literature Review S. 139-164

„… biodiversity (BENTON et al., 2021). To this is added the fact that agriculture is the largest user of water …” „… animal-based products could lead to income losses for a large share of agricultural farms and might increase …” „… more from a relatively large price difference between EU and world market prices. Therefore, beef …”

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GJAE - German Journal of Agricultural Economics

Browse Volumes: GJAE - German Journal of Agricultural Economics

GJAE Volume 71 (2022) Issue 04 ISSN Online: 2191-4028

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Wolfgang Britz Implementing an Approximation of Cumulative Prospect Theory into Mixed Linear Programming – an Application to Bio-Economic Modelling at Farm-Scale Considering Crop Insurance S. 184-203

„… simulation of risk management under CPT in farm-scale pro-gramming models. To close this gap, we propose to …” „… several minutes2. 4 An Empirical Example Application 4.1 Simulation Model The bio-economic farm-scale …” „… at farm scale Source: Model simulation results by authors 051015202575% 80% 85% 90% 95% 100%Insured …”

Katrin Utai, Manuel Narjes, Tatjana Krimly, Christian Lippert Farmers’ Preferences for Fertilizers derived from Domestic Sewage and Kitchen Waste – A Discrete Choice Experiment in Germany S. 169-183

„… . Finally, recycling nutrients from domestic waste-water and kitchen waste on a large scale in the future …” „… farmers about the possibilities of small-scale nutrient recy-cling, the aim of this workshop was to gain …” „… national average of 63 hectares UAA (STATISTISCHES BUNDESAMT, 2021b). Thus, larger holdings are …”

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A partitioned solution approach for fluid-structure interaction problems in the arterial system

Lars Radtke

Series: Mechanik/Bruchmechanik

Volume 353 2020

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Fluid-structure interaction in the arterial system S. 6-22

„… level of detail. To describe larger scale parts of the system, reduced models, e.g. one-dimensional …” „… hemodynamic in that region is modeled using a coarser resolution that allows for a larger scale. In the …” „… simulation approaches is given in [105]. Today, large vessel networks can be modeled using more general …”

Introduction S. 1-5

„… developed modeling and simulation approach in the scope of large-scale analyses. 5 …” „… 1 Introduction Today, numerical simulations play an important role in many fields of engineering …” „… insight into complex physical phenomena relying on known, fundamental laws. In both cases simulations may …”

Applications S. 220-252

„… study is performed in order to demonstrate the applicability of the approach for larger scale problems …” „… index (OSI) for the decoupled fluid simulations. As expected, the maximum OSI is much larger in the …” „… simulations are performed using an adaptive time step size based on a maximum Courant number of Comax = 3. The …”

Mechanical modeling of the arterial system S. 23-68

„… applicable for sufficiently large scales that allow to describe the macroscopic behavior of blood in terms of …” „… cardiovascular FSI simulations. subproblem state variables field solver task fluid pressure p, velocity v, domain …” „… simulation approach for cardiovascular FSI are introduced in this chapter. In the next chapter, numerical …”

Bibliography S. 269-288

„… , and R. Scrofani. “Fast simulations of patient-specific haemodynamics of coronary artery bypass grafts …” „… . Truskey. “Hemodynamics simulation and identification of susceptible sites of atherosclerotic lesion …” „… multi-field simulations”. In: Computational Mechanics 55.6 (2015), pp. 1119–1129. [32] H. J. Bungartz, M. Mehl …”

Numerical methods S. 69-152

„… as large has to be solved repeatedly during the simulation. Compared to the overall computational …” „… the fluid-structure interaction in the arterial system on different scales. The underlying equations …” „… boundary conditions are needed in order to use the methods in a coupled cardiovascular FSI simulation …”

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Systematic and Optimization-Based Synthesis and Design of Chemical Processes

Sebastian Recker

Series: Verfahrenstechnik

Volume 951 2017

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Conclusions and final thoughts S. 95-98

„… analysis of large-scale processes. As a consequence, cost-optimal process solutions can be obtained with …” „… stressed that the performance of all methods is validated by large-scale industrial case studies. Thus, it …” „… presented in this thesis to large-scale industrial processes and should be further investigated. 97 5 …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… computationally efficient in order to allow an optimization-based design of large-scale chemical processes …” „… computationally efficient in order to allow an optimization-based design and analysis of large-scale processes. As …” „… of all methods is validated by large-scale industrial case studies. Thus, it is shown that the …”

Introduction S. 1-10

„… large-scale problems, but reaction processes with a typical, industrially relevant number of raw materials …” „… , intermediates, and (by-)products will result in extremely large problems, which scale with the number of …” „… models (ROMs)) can be trained by rigorous simulation for later use in simulation-based optimization …”

A unifying framework for conceptual process design S. 11-54

„… . (2009) have proposed a robust and efficient optimization strategy for complex large-scale distillation …” „… reaction-separation processes yet. 2.2 Optimization with shortcut models Considering the large number of possible …” „… process candidates, it is clear that not all possible flowsheet alternatives can be covered by simulation …”

Bibliography S. 99-114

„… Biegler, L. T. (2015): A framework for efficient large scale equationoriented flowsheet optimization …” „… simulation-based optimization, AIChE Journal 60(6), 2211–2227. Cremaschi, S. (2015): A perspective on process …” „… ): Chemiereaktoren - Auslegung und Simulation, Whiley-VCH, Weinheim. Harwardt, A. (2013): Systematic Design of …”

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