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Discrete and Continuous Optimal Control for Energy Minimization in Real-Time Systems

Bruno Gaujal, Alain Girault, Stephan Plassart
2020 2020 6th International Conference on Event-Based Control, Communication, and Signal Processing (EBCCSP)  
This paper presents a discrete time Markov Decision Process (MDP) to compute the optimal speed scaling policy to minimize the energy consumption of a single processor executing a finite set of jobs with  ...  We further show that the optimal solution is the same when speed change decisions are taken at arrival times of the jobs as well as when decisions are taken in continuous time.  ...  Introduction Minimizing the energy consumption of embedded system with real time constraints is becoming more and more important.  ... 
doi:10.1109/ebccsp51266.2020.9291353 fatcat:fc5btrrbpjf3pas7zqtumki3pa

Minimum Energy Control of 2D Positive Continuous-Discrete Linear Systems

Tadeusz Kaczorek
2014 Acta Mechanica et Automatica  
The minimum energy control problem for the 2D positive continuous-discrete linear systems is formulated and solved.  ...  It is shown that if the system is reachable then there exists an optimal input that steers the state from zero boundary conditions to given final state and minimizing the performance index for only one  ...  The minimum energy control of fractional positive continuous-time linear systems has been addressed in Kaczorek (2012 Kaczorek ( , 2014 and for descriptor positive discrete-time linear systems in .  ... 
doi:10.2478/ama-2014-0030 fatcat:7tknxzeyhbaobb6a34bgyfvvtq

Optimal fuzzy controller design: local concept approach

Shinq-Jen Wu, Chin-Teng Lin
2000 IEEE transactions on fuzzy systems  
In this paper, we present a global optimal and stable fuzzy controller design method for both continuous-and discrete-time fuzzy systems under both finite and infinite horizons.  ...  The stability of the entire closed-loop continuous fuzzy system can be ensured by the designed optimal fuzzy controller.  ...  The authors are with the Department of Electrical and Control Engineering, National Chiao-Tung University, Hsinchu, Taiwan, R.O.C. Publisher Item Identifier S 1063-6706(00)03204-5.  ... 
doi:10.1109/91.842151 fatcat:spekbbjkljgrtp7xwegs5mz77u

Hybrid Modelling, Power Management and Stabilization of Cognitive Radio Networks [chapter]

Alessandro Borri, Maria Domenica Di Benedetto, Maria-Gabriella Di Benedetto
2009 Lecture Notes in Computer Science  
The control problem consists in minimizing the consumption of the network, in terms of average transmitted power or total energy spent by the whole network.  ...  In this paper, we deal with hybrid modelling, optimal control and stability in cognitive radio networks.  ...  Acknowledgements The authors would like to thank Daniele Domenicali for interesting discussions on cognitive radio networks and for the use of his UWB Simulator.  ... 
doi:10.1007/978-3-642-00602-9_6 fatcat:pyq4oth7ibccflp3jmubxxzxwi

Page 5900 of Mathematical Reviews Vol. , Issue 2004g [page]

2004 Mathematical Reviews  
Control Signals Systems 9 (1996), no. 2, 95-106; MR 98b:93047] is extended for discrete-time systems.  ...  real lemma for jump systems.  ... 

Minimum Energy Control Of Positive Time-Varying Linear Systems

Tadeusz Kaczorek
2015 Acta Mechanica et Automatica  
The minimum energy control problem for the positive time-varying linear systems is formulated and solved. Sufficient conditions for the existence of solution to the problem are established.  ...  A procedure for solving of the problem is proposed and illustrated by a numerical example.  ...  The minimum energy control of fractional positive continuous-time linear systems has been addressed in Kaczorek (2014b) and for descriptor positive discrete-time linear systems in Kaczorek (2014a) .  ... 
doi:10.1515/ama-2015-0036 fatcat:hbi42fmp6zcbvdejjsdjuosvqi

Preface: Advances in theory and real world applications of control and dynamic optimization

Changjun Yu, ,Department of Mathematics, Shanghai University, China, Honglei Xu, Kok Lay Teo, ,School of Electrical Engineering, Computing, and Mathematical Sciences, Curtin University, Australia, ,Coordinated Innovation Center for Computable Modeling in Management Science, Tianjin University of Finance and Economics, China
2020 Discrete and Continuous Dynamical Systems. Series S  
The theme of this special Issue for Dynamic of Continuous and Discrete Systems -Series S (DCDS-S) is "Advances in Theory and Real World Applications of Control and Dynamic Optimization".  ...  Furthermore, resources, such as time, money, materials, and energy, are typically scarce in real life.  ...  The theme of this special Issue for Dynamic of Continuous and Discrete Systems -Series S (DCDS-S) is "Advances in Theory and Real World Applications of Control and Dynamic Optimization".  ... 
doi:10.3934/dcdss.2020094 fatcat:airjihnyxfhmtgqv6o4texxcm4

A Survey of Real-Time Optimal Power Flow

Erfan Mohagheghi, Mansour Alramlawi, Aouss Gabash, Pu Li
2018 Energies  
The paper focuses on a number of topics which are reviewed in chronological order of appearance: offline energy management systems (EMSs) (deterministic and stochastic approaches) and real-time EMSs (constraint  ...  This task should be performed by an online optimization. Therefore, real-time optimal power flow (RT-OPF) has become an attractive topic in recent years.  ...  For instance, a real-time energy management algorithm for alleviating pulse loads in hybrid AC/DC microgrids with REG and energy storage systems (ESSs) was developed [172] .  ... 
doi:10.3390/en11113142 fatcat:thhtrjenwvdmbkf7ktze3inywi

Optimal unbiased filtering via linear matrix inequalities

J.T. Watson, K.M. Grigoriadis
1997 Proceedings of the 1997 American Control Conference (Cat. No.97CH36041)  
The order of the optimal filter is equal to the number of measurements. Both continuous-time and discrete-time results are presented.  ...  Solutions to the optimal H , and L2 -L, unbiased reduced-order filtering problems are obtained in terms of Linear Matrix Inequalities (LMIs).  ...  As in the continuous time case, the discretetime H, filtering minimizes the energy of the estimation error for all bounded energy dis- turbance signals.  ... 
doi:10.1109/acc.1997.611971 fatcat:x2yofabhybarxpsiwopv3tfdxm

Necessary and sufficient conditions for the minimum energy control of positive discrete-time linear systems with bounded inputs

T. Kaczorek
2014 Bulletin of the Polish Academy of Sciences: Technical Sciences  
The minimum energy control problem for the positive discrete-time linear systems with bounded inputs is formulated and solved.  ...  Necessary and sufficient conditions for the existence of solution to the problem are established. A procedure for solving of the problem is proposed and illustrated by a numerical example.  ...  The minimum energy control of positive continuous-time linear systems has been addressed in [9, 10] .  ... 
doi:10.2478/bpasts-2014-0010 fatcat:kmsvrv75xfdwdgufg25uoxtwga

Management of a Production Cell Lubrication System with Model Predictive Control [chapter]

Andrea Cataldo, Andrea Perizzato, Riccardo Scattolini
2014 IFIP Advances in Information and Communication Technology  
and lower bounds, and the controller of the centralized cooling system has to minimize the cooling power.  ...  The energy efficiency of manufacturing systems represents a topic of huge interest for the management of innovative production plants.  ...  This paper is focused on the definition of the control algorithms for the optimization of the machines' energy efficiency.  ... 
doi:10.1007/978-3-662-44733-8_17 fatcat:flhoykppxfgzlina2fx6rpoehe

Page 413 of Mathematical Reviews Vol. , Issue 2003A [page]

2003 Mathematical Reviews  
The author studies stability of the optimal solution in the time- optimal problem for a class of linear discrete-time systems with an energy constraint on control.  ...  An algorithm for the correction of the closed-loop optimal controller in discrete moments of the time is presented. E.  ... 

Optimal controls of fleet trajectories for fuel and emissions

Xiaoliang Ma
2013 2013 IEEE Intelligent Vehicles Symposium (IV)  
Increased demand for transport, coupled with energy, climate and environmental concerns, has put more and more pressure for improved performance on traffic systems.  ...  This study presents an essential step of the work towards a dynamic fleet management system that takes advantages of real-time traffic information and communication.  ...  It is obvious that if the fuel usage and emission impacts can be minimized for each vehicle the controls will minimize the total emission and energy impacts of the traffic fleet.  ... 
doi:10.1109/ivs.2013.6629606 dblp:conf/ivs/Ma13 fatcat:2zci7bw32jculoijyflmlvrsmm

INTELLIGENT NETWORKED HYBRID ELECTRIC VEHICLE OPTIMIZATION USING A LINEARIZED ECMS CONTROL ALGORITHM

2021 International Journal of Mechatronics and Applied Mechanics  
All of these lay a solid theoretical foundation for the establishment of an energy management control algorithm for real-time control of the real vehicle.  ...  Based on the control algorithm of ECMS, cA-ECMS [Equivalent Factor Adaptive Control Strategy Based on Continuous SOC (System on Chip) Feedback] and dA-ECMS (Equivalent Factor Adaptive Control Strategy  ...  The fuel consumption model in the upper control system is corrected in real-time and becomes more accurate.  ... 
doi:10.17683/ijomam/issue10/v2.2 fatcat:rasjhdcexzdopmexl7svtumqte

Optimization and Control of Cyber-Physical Vehicle Systems

Justin Bradley, Ella Atkins
2015 Sensors  
Cyber-physical vehicle systems (CPVSs) are rapidly advancing due to progress in real-time computing, control and artificial intelligence.  ...  This particular role in CPVS has received a great amount of research attention, most prominently in the form of control theory, path planning and real-time system (RTS) theory.  ...  He also provided the development and publications of the work in Sections 4.5 and 5.4.  ... 
doi:10.3390/s150923020 pmid:26378541 pmcid:PMC4610443 fatcat:os7eflcesbeh3a32g2jdhnj62u
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