Departamento de Ingeniería Eléctrica, Electrónica, Automática y Comunicaciones
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Ensuring Physically Realizable Storage Operation in the Unit Commitment Problem
(Institute of Electrical and Electronics Engineers, 2022-07)A linear and convex model has been recently presented for the operation of battery energy storage units that does not explicitly prevent their simultaneous charge and discharge in the problem formulation. This letter claims ... -
On the explicit formulation of reliability assessment of distribution systems with unknown network topology: Incorporation of DG, switching interruptions, and customer-interruption quantification
(Elsevier, 2022-07)This paper presents an original approach for the evaluation of reliability of active distribution networks with unknown topology. Built upon novel reformulations of conventional definitions for distribution reliability ... -
Extensive model validation for generic IEC 61400-27-1 wind turbine models
(Elsevier, 2021-03)The aim of this paper is to demonstrate the usefulness, practical applicability, accuracy and reliability of Stan dard IEC 61400-27-1. The objective of this standard is to specify generic simulation models for the four ... -
A Two-Stage Control Scheme of Single-Link Flexible Manipulators
(2015-06)A new control scheme composed of two independent stages utilised to achieve precise positioning of single-link flexible manipulators is presented herein. Traditional techniques for the control of single-link flexible ... -
A Fast On-Line Estimator of the Two Main Vibration Modes of Flexible Structures From Biased and Noisy Measurements
(IEEE, 2013-12)Vibrations are present in many mechanical structures and machines, and are often associated with their elastic parts. Characterizing these vibrations, i.e., obtaining their frequencies, amplitudes and phases, is of most ... -
Passivity-Based Control Improvement of Single-Link Flexible Manipulators by a Two-Degree-of-Freedom PID Motor controller
(2013-11)A new approach to a previous passivity-based control scheme of single-link flexible manipulators is presented herein. Such previous scheme achieves precise positioning of the link tip by combining a position angular control ... -
Two-Degrees-of-Freedom Controller delivering zero-error tracking of ramp-like trajectories for nanopositioning systems
(2015-09)Piezoelectrically actuated nanopositioning systems (tube or platform type) are widely employed in applications where fine mechanical displacements with resolution down to atomic scale are required. This paper presents the ... -
Fractional-order integral resonant control of collocated smart structures
(Elsevier, 2016-05)This paper proposes a fractional-order integral controller, FI, which is a simple, robust and well-performing technique for vibration control in smart structures with collocated sensors and actuators. This new methodology ... -
Two-Stage Robust Unit Commitment for Co-Optimized Electricity Markets: An Adaptive Data-Driven Approach for Scenario-Based Uncertainty Sets
(Instituto de Ingenieros Eléctricos y Electrónicos, 2019-05)Two-stage robust unit commitment (RUC) models have been widely used for day-ahead energy and reserve scheduling under high renewable integration. The current state of the art relies on budget-constrained polyhedral uncertainty ... -
Linear Formulations for Topology-Variable-Based Distribution System Reliability Assessment Considering Switching Interruptions
(IEEE, 2020-09)Continuity of supply plays a significant role in modern distribution system planning and operational studies. Accordingly, various techniques have been developed for reliability assessment of distribution networks. However, ... -
Day-Ahead Contingency-Constrained Unit Commitment With Co-Optimized Post-Contingency Transmission Switching
(Instituto de Ingenieros Eléctricos y Electrónicos, 2020-05)This paper addresses the incorporation of transmission switching in the contingency-constrained unit commitment problem within the context of co-optimized electricity markets for energy and reserves. The proposed generation ... -
Unlocking reserves with smart transmission switching
(Elsevier, 2021-06)The consideration of a flexible network topology has been previously shown to produce significant benefits to power system operation. In this paper, we study the effects of considering smart transmission switching actions ... -
Integrated Transmission and Distribution System Expansion Planning Under Uncertainty
(Institute of Electrical and Electronics Engineers, 2021-09)The increased deployment of distributed generation calls for the coordination and interaction between the transmission and distribution levels. This requirement is particularly relevant for planning purposes when renewable-based ... -
Holistic planning of a virtual power plant with a nonconvex operational model: A risk-constrained stochastic approach
(Elsevier, 2021-11)This paper presents a novel approach for the investment planning of a virtual power plant trading energy in an electricity market. The virtual power plant comprises conventional generating units, renewable generating units, ... -
Multistage reliability-based expansion planning of ac distribution networks using a mixed-integer linear programming model
(Elsevier, 2022-06)A new mathematical model for the multistage distribution network expansion planning problem considering reliability is proposed in this paper. Decisions related to substation and branch expansion are driven by the minimization ... -
Large-Scale Preventive Security-Constrained Unit Commitment Considering N-k Line Outages and Transmission Losses
(Institute of Electrical and Electronics Engineers, 2022-05)This paper presents a new formulation for the preventive security-constrained unit commitment problem modeling N - k line outages and transmission losses. The pre- and post-contingency transmission constraints, representing ... -
An Enhanced MILP Model for Multistage Reliability-Constrained Distribution Network Expansion Planning
(Institute of Electrical and Electronics Engineers, 2021-07)Reliability is an essential factor in distribution networkt expansion planning. However, standard distribution reliability assessment techniques rely on quantifying the impact of a pre-specified set of events on service ... -
Day-Ahead Self Scheduling of a Virtual Power Plant in Energy and Reserve Electricity Markets under Uncertainty
(Institute of Electrical and Electronics Engineers, 2019-05)This paper proposes a novel model for the day-ahead self-scheduling problem of a virtual power plant trading in both energy and reserve electricity markets. The virtual power plant comprises a conventional power plant, an ... -
A new soft fingertip based on electroactive hydrogels
(2022-03)In this work we present the design and application of an active soft fingertip for robot hands. This fingertip is based on a new type of hydrogel which has been designed with the purpose to overcome some of the major ... -
Autonomous self-healing pneumatic McKibben muscle based on a new hydrogel material
(2022-04)In this paper we present a hydrogel with self-healing capabilities and its application for the development of a Pneumatic Artificial Muscle (PAM). Unlike other hydrogels, our material can be used outside of aqueous ...
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