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VDI Wissensforum GmbH (Hrsg.)

SIMVEC 2022

Reihe: VDI-Berichte

Band 2407 2022

Treffer in den folgenden Teilen:

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

„… “efficiency vs conversion rate” can be optimized with respect to the given constraints. The optimal operating …” „… implementation. The optimizer would be fed with the target function and constraints and run simulation until a …” „… the relations of inputs vs. outputs and flexibility to changes constraints and/or target function …”

M. Denk, J. Mayer, S. Wartzack Fully Automated Reconstruction of Topology Optimization Results with Feature Transformation and Curve Skeletonization! S. 501-512

„… find so-called anchor points on the surface for a constraint. This ensures during the creation of 2 …” „… detect points on the surface, which are then used as constraints in the skeletonization. This ensures …”

F. Chinesta, R. Magg Empowering car design, maintenance and operation from advanced model order reduction and AI technologies S. 523-534

„… stringent real-time constraint [3], functionalities needed in optimal design, maintenance and operation …” „… VDI-Berichte Nr. 2407, 2022 529constraints of the equilibrium and reproduction of the collected data. On the …”

H. Amelunxen, G. Hordys Accelerating Development and Test of Cooperative Safety Systems with Advanced V2X Simulation S. 407-422

„… easily applicable where hard real-time constraints must be fulfilled. To generate raw data as sensor …” „… real-time constraints in HIL use cases, it might be necessary to use parallel execution on different cores …”

D. Friedemann, J. Rademann, B. Näser SMILE: Eine universelle Beschreibungssprache für Simulationsmodelle S. 647-654

„… Schweißpunkten mit Hilfe von Multipoint Constraints), kann für andere Untersu-chungsziele und Simulationssoftware …”

M. Ast, S. Hüeber, M. Klein Kontaktlöser der nächsten Generation – Rechengenauigkeit und Performance auf einem neuen Level S. 63-74

„… Ersatzmodelle, wie die Verwendung von MPCs (Multi Point Constraints) führt bei Zugkräften zu falschen …”

J. Garcke, R. Iza-Teran, M. Pathare, D. Steffes-lai, P. Schwanitz Identifying similarities and exceptions in deformations and mesh functions – Comparing many simulation results automatically S. 277-288

„… . Decisions about the product are based on engineering judgement as well as economic constraints. The …”

M. Probst, W. Pohl, I. Phillips Automatisierte, geometriebasierte Form-Optimierung von Karosseriestrukturen CAD-basiertes Generatives Design S. 323-336

„… . VerbindungstypEtwaige, noch nicht implementierte Optionen wie spezielle Constraint- Beschreibungen kön-nen mittels der …”

D. Artuković, M. Zagun, P. Stopp Strategien zur Einhaltung der Euro 7 Emissionsziele durch Minimierung des Kraftstoffverbrauchs und der Schadstoffemissionen eines PHEV mit Hilfe von Systemsimulation S. 75-94

„… Box Constraints,“ IEEE Transactions on Evultionary Computation, Nr. 18(4), pp. 577-601, 2014 …”

doi.org/10.51202/9783181024072

VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2022

Reihe: VDI-Berichte

Band 2389 2022

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L. Bo Integrated optimization of structural and control parameters for a hybrid electric system S. 927-934

„… premise of satisfying the dynamic and performance constraints of each component. These characteristics are …” „… constraints between the target functions; On the other hand, the components and controller parameters are …” „… ) Where X is the vector composed of optimization parameters, N is the number of constraint functions, f(X …”

D. Park, A. Rezayat, Y. Gwen Gear design optimization for multi-mesh and multi-power flow transmissions under a broad torque range incorporated with multibody simulations S. 849-862

„… multi-objective problems having a large number of design variables and constraints, efficient optimization …” „… solution with a large number of design variables while simultaneously satisfying multiple constraints …” „… solution convergence Constraints among responses The constraints considered in this study are as follows …”

P. I. Pedrero, D. Martinez–Lopez, M. Pleguezuelos, J. Calvo–Irisarri, M. B. Sanchez, A. Fernandez–Sison Minimum friction losses in wind turbine gearboxes S. 715-730

„… whether they are the nominal ones or not. Obviously, geometrical constraints (undercut, pointing, root …” „… , compute xS, xP, and xR with Eqn. (18) to (25). 3. Check all the constraints (undercut with vacuum gearing …” „… constraints are regarded, compute the friction losses in both sun-planets and planets-ring gears. 5. Make a …”

A. Zhang, J. Wei, M. Cao, B. Peng Dynamic modeling and accuracy evaluation method for complex irregular components of aviation transmission S. 573-584

„… model, including the coupling constraints, is reduced to the interface nodes, which is the first step of …” „… model reduction. Then, the MPC (multipoint constraint) method helps to achieve further transformation …” „… coupling constraint (flexible constraint relationship) is established between the interface nodes and the …”

F. Mieth, C. Ulrich, B. Schlecht Stress calculation on bevel gears with FEM influence vectors S. 585-596

„… possible to model the wheel body with the available wheel body variants from BECAL. The constraints are …” „… ) should therefore be aimed for. A constraint near the tooth root is not recommended due to the additional …” „… tooth geometry and gear body constraint in the load distribution calculation of bevel gears. Due to …”

B. James Developing a digital thread linking gear design to manufacturing simulation and metrology S. 185-196

„… collaborate as team, getting to understand one another’s requirements and constraints so that the process …” „… constraints or the actual geometry of the gear once it is manufactured. Different tools for design and …”

P. Mahendra Rao, S. Foletti, L. Bonaiti, C. Gorla, S. Beretta, F. Concli Mode III threshold under rolling contact fatigue and development of a test gearbox for planet gears S. 499-510

„… test gearbox (right) will be replaced by the new test gearbox. Constraints on the design were imposed …” „… Schaeffler; its geometry also posed a constraint to the design of the test gearbox. On assembly, this bearing …”

J.-A. Meis, M. Walkowiak Influence of case hardness depth on tooth interior fatigue fracture S. 863-874

„… gearing for the kinematic constraints of a translationally moved hobbing tool face section and a rotating …” „… wheel of two meshing gears under the consideration of certain geometrical constraints. Like this …”

P. Rodel, R. Spieler, M. Indenbirken, T. Nuisl Holistic friction optimization of transmissions – a significant contribution for sustainability S. 731-744

„… algorithms allow to perform optimizations for user-defined objective functions with varying constraints, e.g …” „… by using the optimization functionality including all relevant constraints. Introduction The Paris …”

M. Furst, J. Gotz, M. Otto, K. Stahl Automation of gearbox design S. 787-802

„… requirements determine the qualitative structure of the shaft skeleton and form constraints of the optimization …” „… objective function ? is found for each shaft section and, at the same time, all constraints are satisfied …”

X. Zheng, Y. Hu FE analysis and predication on the traveling wave – resonance of aero-gears S. 915-926

„… of multi-parameters in gear drive system are coupled in this model. Predictions of constraint contact …”

E. Lamaj, J. Blomeke, F. Rudolph, J. Hermes A comprehensive, fully parametrized calculation model for improved helical-hypoid gearbox efficiency S. 825-836

„… using deformable remote point RBE3 constraint definitions. Within Ansys Workbench, Ansys' ACT Python …”

L.-C. Chang, S.-J. Tsai, C.-H. Huang Contact characteristics of cycloid planetary gear drives considering backlashes and clearances S. 215-226

„… outer race. Bearing rollers are constraint by in the cage and only free in the radial direction …”

M. Zalfen, J. Lovenich, O. Malinowski, C. Brecher, J. Brimmers, S. Neus, S. Stark, D. Kruger Test rig concept for high power VHCF gear testing S. 485-498

„… gearbox are axially free to prevent constraint forces in the double helical gear set [10]. In the test …”

L. Ryali, D. Talbot Dynamic load distribution of planetary gear sets subject to both internal and external excitations S. 389-408

„… constraint is provided on the output. This new approach of applying the external loads is numerically more …”

doi.org/10.51202/9783181023891

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VDI Wissensforum GmbH (Hrsg.)

AUTOREG 2017

Reihe: VDI-Berichte

Band 2292 2017

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C. Winter, R. de Castro Optimal Velocity Profile Generation for Semi-Autonomous Vehicles S. 129-142

„… constraints based on the vehicles physical limits is found. The velocity profile generation together with an …” „… would make the vehicle eventually come to a standstill without further constraints. A value in the …” „… and velocity . VDI-Berichte Nr. 2292, 2017130 tional constraint in the optimization problem. The …”

M. Behle, A.-M. Meyer New methods for control algorithm design S. 475-478

„… / tool combination called Constraint Graph (CONGRA) was developed. The basic idea is to represent …” „… of such a system defined by equations. - "Under-constraint" - If there should be not enough input …” „… . - "Over-constraint" - If there should be too many inputs, which lead to a conflict as a variable could be calculated …”

B. C. Heinrich, D. Fassbender, H.-J. Wuensche Autonomous Cooperative Multi-Convoy Control for Off-Road-Scenarios S. 365-376

„… kinematic constraints. This remains unchanged, with the only difference being that the estimated leader …” „… implementation of the cooperative cruise control is linear. This means that there is no way to handle constraints …” „… vehicle’s dynamic constraints. The brake trajectory is evaluated at the distance to the predicted point …”

M. Joševski, D. Abel Potenziale stochastischer modellgestützter prädiktiver Regelungsverfahren für das Energiemanagement von Hybridfahrzeugen auf Realfahrzyklen S. 171-184

„… . Maciejowski, “Predictive Control with Constraints”, Prentice Hall, Harlow, 2002. [3] Y. Huang, H. Wang, A …” „… Stochastic Model Predictive Control with Bounds on Closed-Loop Constraint Violations,” Automatica, vol. 50 …”

T. Raste, A. Tarraf Flachheitsbasierte Trajektoriengenerierung und Folgeregelung mit modellprädiktiver und modellfreier Regelung S. 319-324

„… .: A flatness-based iterative method for reference trajectory generation in constraint NMPC. Int …”

Q. Wang, S. Müller A path planning controller for unsignalized intersection based on model predictive control and potential field method S. 299-308

„… should be further than 2m. A hard constraint is given to do, which do≤0.4. Here K=2 and ε=1. (a …”

J. Gallep, S. Müller Modellprädiktive Regelung zur Querführung automatisierter Fahrzeuge S. 377-390

„… , Regelungstechnik 2, Springer Verlag, Berlin, 2014. [7] J. M. Maciejowski, Predictive Control with Constraints …”

C. Götte, C. Wissing, M. Keller, T. Nattermann, C. Haß, K.-H. Glander, T. Bertram Simulationsbasierte Entwicklung eines Trajektorienplanungsverfahrens für automatisiertes Fahren S. 247-260

„… . Woesch, F. Hoffmann und T. Bertram, „Trajectory modification considering dynamic constraints of …”

doi.org/10.51202/9783181022924

Yasser Estuardo Samayoa Paredes - Low-Delay Video Communication System over Wireless Channels Based on HEVC and OFDM

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Yasser Estuardo Samayoa Paredes

Low-Delay Video Communication System over Wireless Channels Based on HEVC and OFDM

Reihe: Informatik/ Kommunikation

Band 881 2023

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Video Communication System S. 85-119

„… allocation and constraintsThe system depicted in Figure 4.1 would not be necessary for a videotransmission if …” „… buffers.This will be discussed in the next section.4.2.2 Buffers and Delay ConstraintsThroughout the video …” „… allocation and constraints 87great impact on Dd. As it will be explained afterwards, the videos haveto be …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… communication system assuming a wireless, frequency- and time-selective channel under low-delay constraints. The …” „… Resource Allocation and Constraints . . . . . . . . . . . . 874.2.1 Channel Capacity and Channel …” „… Transmission Rate 884.2.2 Buffers and Delay Constraints . . . . . . . . . . . . 904.2.3 Bit Allocation …”

Bibliography S. 125-138

„… CommunicationUnder Energy Constraints.” In: IEEE Access 6 (2018), pp. 72479–72493.[18] Martin Benjak, Yasser Samayoa …” „… and channel rate for VBR video transmission underATM policing constraints.” In: IEEE Journal on …” „… B.G. Haskell. “Constraints on variable bit-rate video for ATM networks.” In: IEEE Transactions on …”

Conclusions S. 120-124

„… frequency-selective wireless channel. Besides, the buffer anddelay constraints were analyzed and their role in the …” „… distortion of a transmitted video under low-delay constraintswhich in terms of video frames it would be less …”

Introduction S. 1-14

„… to 4.8 Gbps for a4K video and up to 23 Gbps for 8K, both with 10 bits depth. Dueto design constraints …” „… . These assumptions may not hold for real systemsthat have a maximum delay constraint. Thus, an optimal …” „… configuration of the HEVC encoder underenergy constraints. Nevertheless, both ignore the need of channel …”

Digital Video Compression S. 15-49

„… systems with low delay constraints. On the one hand, a videocompression system is, at least for the latest …”

Communication Systems S. 50-84

„… information bits; Lcc denotes the constraint length whichis equal to the memory depth of the code M plus one …”

doi.org/10.51202/9783186881106

Roberto D. Henschel - Higher-Order Multiple Object Tracking

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Roberto D. Henschel

Higher-Order Multiple Object Tracking

Reihe: Informatik/ Kommunikation

Band 875 2021

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Lifted Disjoint Paths S. 130-164

„… non-trivially on the constraint structure of the underlying disjoint paths problem, see Section 4.4. It is shown …” „… constraints are integrated into separation routines, see Section 4.5. At the same time, it is proven that LDP …” „… cycle-consistency constraints coming from multi-graph matching. Section 3 reformulates tracking multiple objects …”

Fundamentals S. 33-79

„… constraints on f are imposed, statistical methods are used to infer an approximation of f . Given a …” „… the objective function f is a linear functional over R and P describes the constraints in terms of …” „… equality constraints: If a,x ∈ Rn and b ∈ R, we have 〈a,x〉 ≤ b⇐⇒ −〈a,x〉 ≥ −b, and 〈a,x〉 = b⇐⇒ ( aᵀ −aᵀ ) x …”

HO-MOT with Signal Fusion S. 80-129

„… efficient labeling formulation that avoids exponential growth of the constraints. This section presents the …” „… ∈ V , ∀k ∈ [nobj] , (3.5)∑ k∈[nobj] x[v⇀k] ≤ 1, ∀v ∈ V . (3.6) Constraints (3.5) guarantee indicator …” „… variables, and constraints (3.6) ensure that each node is assigned to at most one object. We denote the …”

Titelei/Inhaltsverzeichnis S. I-XVIII

„… Formulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 4.4 Constraints …” „… with additional binary constraints XI Notation P◦B Continuous relaxation of PB P(A,b) A polyhedron in …”

Introduction S. 1-32

„… object to perform due to physical constraints. In order to leverage information of long temporal …” „… ∑ inR =0 z(i1i2···inR ) = 1 , ∀f ∈ R,∀if ∈ {1, . . . , nf} . (1.7) The constraints (1.7) ensure that …” „… min-cost network flow problem constraint to unary capacities, also called disjoint paths problem, serves as …”

Bibliography S. 172-196

„… Environmental Constraints. 2016. arXiv: 1612.02155 [cs.CV]. [202] Simon Lacoste-Julien, Martin Jaggi, Mark …”

doi.org/10.51202/9783186875105

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