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Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 92 (2017) Heft 10 ISSN Online: 0005-6650

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Rimantas Belevicius, Algirdas Juozapaitis, Dainius Rusakevicius, Ieva Misiunaite, Saulius Valentinavicius Optimal Schemes of Underslung Girder Foot Bridges for Different Spans and Deck Types S. 427-434

„… the constraint mixed-integer global optimization problem, since the landscape of the objective …” „… method (FEM) and checking constraints. The constraint optimization problem is converted to the …” „… constraints, and transmits the value of the objective function to the optimization engine, which prepares on …”

doi.org/10.37544/0005-6650-2017-10

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VDI Wissensforum GmbH (Hrsg.)

Autoreg 2019

Reihe: VDI-Berichte

Band 2349 2019

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F. Pfitz, M. Braun, C. Ebenbauer Relaxed Barrier MPC for Reference Tracking: Theoretical and experimental studies S. 97-110

„… constraints, Model Predictive Control (MPC) has turned out to be an e ective method to solve such constrained …” „… optimal control solution and the actual system behaviour may lead to constraint violations or renders the …” „… constraints x(k) ∈ X = {x ∈ Rn : Cxx ≤ dx} u(k) ∈ U = {u ∈ Rm : Cuu ≤ du} (2) on the system dynamics de ned in …”

Y. Jia, U. Schwarz, D. Görges Energy-Optimal Adaptive Cruise Control based on Model Predictive Control in the Real Driving Emissions Test Cycle S. 145-158

„… towards the area in which the traction force is zero, an additional constraint 0, 0 is added so that the …” „… constraint (5d) ensures the approximation function (5c) is convex. The weighting factor is assigned to each …” „… soft constraint (6c) explains how the slack variable varies with . In addition to (6c), the hard …”

N. Althar Udupa, E. Schulz, M. Schultalbers Polytopic LPV Controller Design to Control the Boost Manifold Pressure in an Internal Combustion Engine S. 377-388

„… , disturbance rejection, input constraints, performance and overshoot (also called design constraints) are …” „… , the two criteria must be achieved with respect to a given constraint on the controlled input which …” „… constraint on the control sensitivity. The so called design is used for addressing reference tracking …”

G. Nareyko, T. Koch, A. Trächtler Model Predictive Control of an Active Roll Stabilization System S. 245-256

„… ) Nonlinear constraints form the second part of the optimization problem. Two limitations are considered …” „… ]. Despite the simulation duration, constraints can be simply implemented and the toolbox can be inserted …” „… cannot be set. In fig. 6 the set of operating points is shown. Additionally to the constraints in …”

F. Hundertmark, M. Grotjahn Automated design of structured gain-scheduling oil pressure controllers by modern synthesis methods S. 403-416

„… two degrees of freedom. To solve the optimization problem, constraints in the H∞-norm are given for …”

J. Ultsch, J. Brembeck, R. de Castro Learning-Based Path Following Control for an Over-Actuated Robotic Vehicle S. 25-46

„… control requirements, like input and state constraints as well as closed loop robust stability …”

F. Nolteernsting, R. Röthig, T. Oehlschlägel, M. Schultalbers, U. Becker Gain-Scheduling-Regelung des Ladedrucks eines Ottomotors auf Basis lokal linearer strukturierter H∞-optimaler Regler – Systematische robuste Bedatung einer konventionellen Reglerstruktur S. 389-402

„… systems with state and control constraints. International Journal of Robust and Nonlinear Control …”

D. Augustin, M. Hofmann, U. Konigorski Prediction of Highway Lane Changes Based on Prototype Trajectories S. 111-128

„… combination with a preprocessing step optimizing the trajectory alignment. Additionally, constraints are …”

doi.org/10.51202/9783181023495

Nikolas Bufe - Method for Non-Invasive Skin Artifact-Free Spatial Bone Motion Tracking Using Pressure Sensor Foils

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Nikolas Bufe

Method for Non-Invasive Skin Artifact-Free Spatial Bone Motion Tracking Using Pressure Sensor Foils

Reihe: Biotechnik/Medizintechnik

Band 296 2019

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Geometrical problem analysis for the planar case S. 9-22

„… thesis. First, the 2D model is described in detail. After deriving the constraint equations describing …” „… geometric center of the triangle formed by the centers of the ellipses. However, the constraint equations …” „… two possible solutions (see [19]). 2.2 Formulation of the constraint equations 11 2.2 Formulation of …”

3Dpose estimation based on the ellipsoid-approximated bone model S. 23-27

„… , the constraint equations of the planar system described in the previous chapter are extended to 3D …” „… variables on the resulting bone pose. 3.1 Formulation of the constraint equations The 3D rigid body bone …” „… , due to their similarities, the constraint equations will be derived for a general pair i = 1 …”

Titelei/Inhaltsverzeichnis

„… rigidly attached together. The general formulation of the constraint equations is presented and, as a …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.2 Formulation of the constraint equations . . . . . . . . . . . . . . . . . . 11 2.3 …” „… constraint equations . . . . . . . . . . . . . . . . . . 23 3.2 Optimization problem …”

Introduction S. 1-8

„… musculoskeletal model where individual links are connected by joint constraints [44]. The 3D pose of the model can …” „… controversially discussed, because according to Andersen et al. the error introduced by the joint constraints have …” „… mathematical model. The solution variety of the established constraint equations is further investigated using …”

Conclusions and outlook S. 59-60

„… successfully be extended to 3D by the derivation of 12 constraint equations. The bone pose determination by …”

Bibliography S. 75-84

„… optimisation with joint constraints. Journal of Biomechanics, 32(2):129 – 134, 1999. [45] L. Lucchetti, A …”

doi.org/10.51202/9783186296177

Manuel Dahmen - Model-Based Design of Pure and Multicomponent Cellulosic Biofuels for Advanced Engine Concepts

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Manuel Dahmen

Model-Based Design of Pure and Multicomponent Cellulosic Biofuels for Advanced Engine Concepts

Reihe: Verfahrenstechnik

Band 954 2017

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Blend formulation by simultaneous product and pathway design S. 130-174

„… analysis, constraints with regard to the fuel’s boiling characteristics and phase stability could not be …” „… stability criterion, linear and nonlinear mixing rules, as well as constraints for a fuel’s distillation …” „… refine scenario by making changes to palette compounds, pathways and/or property constraints Figure 7.1 …”

Model-based identification of biofuel candidates S. 107-129

„… , hydroxymethylfurfural, furfural, butyric acid structural constraints max. of eight carbon atoms; five- and six-membered …” „… coupling and one C-O-C coupling. For the purpose of fuel identification, the set of property constraints …” „… given in Table 6.1 is used. These constraints have evolved from definitions for tailor-made fuels …”

Conclusions and outlook S. 175-178

„… modeling based on QSPR and GC. The resulting nonlinear program (NLP) includes constraints for fuel oxygen …” „… distillation model that allows to formulate constraints for the blend’s distillation curve have been integrated …” „… the most important property constraints, e.g., the DCN threshold, in order to assess how uncertainties …”

Targeted generation of candidate structures S. 40-49

„… constraints easily becomes huge and a further ranking of fuel candidates solely on the basis of property …” „… optimization-based CAMD, it is difficult to formulate a comprehensive set of mathematical constraints that link CAMD …” „… . Additional pruning is achieved by considering structural constraints, e.g., a maximum number of carbon atoms …”

Introduction S. 1-9

„… equilibria (LLE) models which allow to formulate constraints for the blend’s distillation curve and to assess …”

Titelei/Inhaltsverzeichnis

„… lower heating value), and the constraints in the problem formulation allow to define target ranges for …”

Appendices S. 179-226

„… ). Obviously, these cannot be converted into fuel on the basis of the property constraints stated in Table 7.2 …” „… ., 2016) error-controlled, variable step-length solver ode15s. The bars show the constraints for T10(m), T …”

Basic concepts of fuel design S. 10-39

„… formalized bonding requirements. Along with property constraints based on the group additivity principle, the …”

doi.org/10.51202/9783186954039

Haitham Elfahaam - A Runtime Adaptation Concept to reinforce Versatility in Industrial Automation

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Haitham Elfahaam

A Runtime Adaptation Concept to reinforce Versatility in Industrial Automation

Reihe: Mess-, Steuerungs- und Regelungstechnik

Band 1267 2018

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Runtime Adaptation Concept S. 23-36

„… objectives and considering different constraints. For example, the redistribution can be performed to ensure …” „… or the solvers that consider the optimization criteria and constraints in the load adaption system …” „… . The optimization criteria and constraints are discussed in Sec. 3.4.1 and shown in the UML diagram in …”

Implementation - Reality Approach S. 73-84

„… different optimization and constraints criteria are presented and demonstrated in Fig. 3.6. The presented …” „… constraints must be satisfied regardless of the utilized approach. Whereas, according to the approach …” „… constraints. On the other hand, the GCUs, procedure and other agents can be redeployed to optimize the …”

State of the Art S. 6-22

„… deployment. The discussed method can be used in the presented work to form a list of constraints and …” „… optimum distribution according to the defined optimization/constraints criteria is the objective, e.g …” „… problems that can utilize a constraint satisfaction problem concept to conduct an optimization. Z3 is a SMT …”

Methodology Investigation - Analytical Approach - Linear Model S. 40-54

„… transactions must not exceed the existing load of the node. n∑ j=1 αij ≤ 1 (5.22) • A further constraint can be …” „… ., A1 = 1. Thus the objectives and constraints for the SDP can be formulated and inputted to the solver …” „… − 1, 1 respectively). Minimizing γ(P ) under the constraint s · β ≤ 1 yields β = 1 s . Ring HS …”

Conclusion and Outlook S. 105-109

„… . During the load balancing stage, a constraints is enforced such that redundant components are never moved …”

Titelei/Inhaltsverzeichnis

„… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 3.4.1 Optimization Criteria and Constraints . . . . . . . . . . . . . . . . 28 3.4.2 Boundary …”

Bibliography S. 110-118

„… scheduling: a cross-disciplinary survey. Constraints, 17(1):51–85, 2012. [62] Simone A Ludwig and Azin …”

doi.org/10.51202/9783186267085

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