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Tracking Control of Physical Systems with Application to a System with a DC Motor: A Bond Graph Approach
2022
Symmetry
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The closed loop system is built by the bond graph model of the system to be controlled, an additional bond graph according to the tracking input signal, and feedback gains in the physical domain. ...
In this paper, the bond graph modeling for the control of tracking systems has been applied. ...
The procedure for the design of the tracking control in systems modeled by bond graphs is presented in Section 4. ...
doi:10.3390/sym14040755
fatcat:tyda4iba7fhfhhye5plh23ngj4
Passivity-based control of linear time-invariant systems modelled by bond graph
2017
International Journal of Control
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Closed loop control systems are designed for Linear Time-Invariant (LTI) controllable and observable systems modelled by bond graph. ...
The use of active bonds may lead to non-conservation of energy and the overall system is modelled by proposed pseudojunction structures. ...
Acknowledgements This work was completed when the first author was an academic visitor at the University of Bath and was supported by the CONACyT Sabbatical project 000000000261575. ...
doi:10.1080/00207179.2017.1283062
fatcat:nxndz7fu6jhkpaxxbjoa2yxikq
Optimal control problem in bond graph formalism
2009
Simulation modelling practice and theory
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An augmented bond graph model is obtained starting from the bond graph model of the system associated with the optimal control problem. ...
This augmented bond graph, consisting of the original model representation coupled to an optimizing bond graph, supplies, by its bicausal exploitation, the set of differential-algebraic equations that ...
For LTI models the solution to the system (29) is given by (30). ...
doi:10.1016/j.simpat.2008.04.011
fatcat:l5iq2rbscffkjesejihxwombzu
A Robust Method for Diagnostic Energetic System with Bond Graph
2019
International Journal of Advanced Computer Science and Applications
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Diagnosis methods based on Bond Graph model are presented, as well as the extension of these methods with uncertain parameters models. ...
The resulting Bond Graph model, allows to apply model based diagnosis methods to detect and eventually isolate defaults. ...
ROBUST DIAGNOSIS BY BOND GRAPH APPROACH The diagnosis systems by Bond Graph approach is one of the methods that are based on the use of a mathematical model of the system. ...
doi:10.14569/ijacsa.2019.0101052
fatcat:5iqd4acukvgflbm2jug4yhkupa
DOUBLE CASCADE MODEL OF FINANCIAL CRISES
2016
International Journal of Theoretical and Applied Finance
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Unlike simpler models, this model can therefore quantify how illiquidity or default of one bank influences the overall level of liquidity stress and default in the system. ...
The progress and eventual result of the crisis is obtained by iterating this mapping to its fixed point. ...
of our model. ...
doi:10.1142/s0219024916500412
fatcat:vtwizk4kjjddzdotazrg2cwhwm
2015 Index IEEE Transactions on Automatic Control Vol. 60
2015
IEEE Transactions on Automatic Control
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., +, TAC Sept. 2015 2402-2415
Bond graphs
Sensor Placement for Fault Isolability Based on Bond Graphs. ...
., +, TAC Feb. 2015 528-533 Sensor Placement for Fault Isolability Based on Bond Graphs. ...
Quality of experience ...
doi:10.1109/tac.2015.2512305
fatcat:5gut6qeomfh73fwfvehzujbr5q
Elucidation of adhesion-dependent spontaneous apoptosis in macrophages using phase separated PEG/polyurethane films
2013
Acta Biomaterialia
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and the anti-inflammatory peptide Ac-SDKP, suggesting a new concept for the design of biomaterials that allows for cell adhesion without excessive inflammatory activation. ...
Expression of the macrophage adhesion molecule CD11b caused apoptosis in this context, which was mediated by tissue necrosis factor-α signaling but down-regulated by the ROS inhibitor diphenylene iodonium ...
Acknowledgments The authors acknowledge the Vanderbilt Institute of Nanoscale Science and Engineering (VINSE). This study was supported by NIH HL091465 and NSF 1006558. ...
doi:10.1016/j.actbio.2012.10.038
pmid:23128157
pmcid:PMC3606556
fatcat:qnmzwmvujnf25fv6wkuji5vrha
Control of multiple networked passive plants with delays and data dropouts
2008
2008 American Control Conference
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An illustrative simulated example shows the position tracking performance of the system. We conclude the discussion with two questions for future research. ...
In particular, we introduce a power junction which allows even a single controller (typically designed to control a single plant) to accurately control the position of multiple plants even if the dynamics ...
They are typically used to show the exchange of energy between two systems using bond graphs [6] , [7] . ...
doi:10.1109/acc.2008.4586973
dblp:conf/amcc/KottenstetteA08
fatcat:x26pry5lyffylftdsnginjfsca
A framework for reduced order modeling with mixed moment matching and peak error objectives
2010
Proceedings of the 2010 American Control Conference
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We then prove that, for a certain class of LTI systems, the method we propose can be used to produce reduced order models of arbitrary accuracy even when the original system is infinite dimensional. ...
We examine a new method of producing reduced order models for LTI systems which attempts to minimize a bound on the peak error between the original and reduced order models subject to a bound on the peak ...
Singular Values As the focus of this paper revolves around MOR for LTI systems, we briefly review two of the main classes of model reduction methods for LTI systems, along with their associated benefits ...
doi:10.1109/acc.2010.5531569
fatcat:vwmpqbkjb5hyhggh7iussk37ju
Digital control of multiple discrete passive plants over networks
2011
International Journal of Systems Control and Communications
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A detailed (soft real-time) set of examples shows the tracking performance of the networked control system. US patents related to design and control of (networked) embedded systems. ...
Using passivity-based fundamentals to approach digital-networked control design of cyber-physical systems, he is tackling challenging problems including high confidence design and coordinated networked ...
They are typically used to show the exchange of energy between two systems using bond graphs (Breedveld, 2006; Golo et al., 2003) . ...
doi:10.1504/ijscc.2011.039868
fatcat:6j5y5e53dzc6xgpihxf45wnefy
Estimation of Tire Normal Forces Including Suspension Dynamics
2021
Energies
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In this article, the estimation of tire normal force is formulated as an input estimation problem. Two observers are proposed to solve this problem by using a quarter-car suspension model. ...
The design of the observers is validated in simulation and a sensitivity analysis is performed to evaluate their robustness. ...
Acknowledgments: The authors thank Ford Motor Company for its support of this work.
Conflicts of Interest: The authors declare no conflict of interest.
Abbreviations The ...
doi:10.3390/en14092378
doaj:c075ef60bbef4f82965afeaf33755fa2
fatcat:ptr6kcal3bgs3l56lcz6rgupvi
Glove-Based Technology in Hand Rehabilitation
2015
International Journal of Innovation in the Digital Economy
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User feedback will be given primarily through an animated 3d hand model as the user performs rehabilitative exercises. Exercise results will be recorded for later viewing by patients and clinicians. ...
The system will also include Gamification aspects, techniques which (while proven to increase participation) have seen little to no use in hand-rehabilitation systems. ...
The 3D hand model used in the LMRS is powered by version 3.5 of XNA and uses data from the Leap Motion to animate the bones of the model. ...
doi:10.4018/ijide.2015010103
fatcat:5snrynton5d23gkmsuos54dcei
Big Educational Data & Analytics: Survey, Architecture and Challenges
2020
IEEE Access
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This includes predictive analytics, learning analytics including collaborative, behavior, personal learnings and assessment, followed by recommendation systems, graph analytics, visual analytics, immersive ...
This part also illustrates the technological challenges faced by giving an example for utilizing graph-based analytics for a cross-institution learning analytics scenario. ...
The generated links (Prerequisites) and the BoW model were imported into Matlab by libSVM as inputs into the graph-based algorithms. ...
doi:10.1109/access.2020.2994561
fatcat:hmso2cqoofajfgu67hhjzs4jyy
Communicative Representation Learning on Attributed Molecular Graphs
2020
Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence
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Albeit powerful, the one-sided focuses on atom (node) or bond (edge) information of existing MPNN methods lead to the insufficient representations of the attributed molecular graphs. ...
Constructing proper representations of molecules lies at the core of numerous tasks such as molecular property prediction and drug design. ...
Neuron accumulates PSP of all input synapses. The membrane potential resets when an output spike is generated. The ODE system is linear time invariant (LTI). ...
doi:10.24963/ijcai.2020/388
dblp:conf/ijcai/FangSZQ20
fatcat:bqzmhpw3wfhejaw7ufycm4fatu
Closed-Loop Control System Analysis
[chapter]
2006
Mechanical Engineers' Handbook
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and Inverse Transform 452 2.5 Inverse Transform by a General Formula 456 3 BLOCK DIAGRAMS 456 3.1 Block Diagram Reduction 457 3.2 Transfer Functions of Cascaded Elements 458 4 z-TRANSFORMS 459 4.1 Single-Sided ...
z-Transform 461 4.2 Poles and Zeros in the z-Plane 461 4.3 z-Transforms of Some Elementary Functions 461 4.4 Some Important Properties and Theorems of the z-Transform 462 4.5 Pulse Transfer Function 463 ...
Symbolic names are used for the system variables, and the main body of the program is written as a series of simple statements based on the system state equations, block diagrams, or bond graphs. ...
doi:10.1002/0471777455.ch12
fatcat:r4cfraqesvhfblt7bu2ngtedjm
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