Doctorat en Sistemes d'Energia Elèctrica
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Energy balancing with wide range of operation in the isolated multi-modular converter
(Institute of Electrical and Electronics Engineers (IEEE), 2020-05-04)
Article
Open AccessThe series-connection of modules in multilevel converters are prone to energy imbalances in the dc capacitor due to the differences between the power absorbed and consumed. In renewable energy applications where the primary ... -
Grid-forming power converters tuned through artificial intelligence to damp subsynchronous interactions in electrical grids
(Institute of Electrical and Electronics Engineers (IEEE), 2020-05-18)
Article
Open AccessThe integration of non-synchronous generation units and energy storage through power electronics is introducing new challenges in power system dynamics. Specifically, the rotor angle stability has been identified as one ... -
Novel analytical method for dynamic design of renewable SSG SPC unit to mitigate low-frequency electromechanical oscillations
(Institute of Electrical and Electronics Engineers (IEEE), 2019-11-28)
Article
Open AccessGrid operators require grid connected RGUs to provide specific dynamic features. RGUs must support dynamic performance of grid and operate in such a way to ward off new issues in grid. Recently, unfavorable oscillatory ... -
Influence of the ICFF decoupling technique on the stability of the current control loop of a grid-tied VSC
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference report
Open AccessThe control scheme of grid-tied converters is often implemented in the dq-frame due to simplicity of design. However, with this transformation, there exists an inherent cross-coupling term between the d-and q-channels which ... -
Synchronous power controller for distributed generation units
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference report
Open AccessRenewable energies has shown to be a promising solution to improve the energy injected to the electrical network. However, the lack of inertia in such systems have proven to affect the grid stability, as those technologies ... -
LMI-based control design to enhance robustness of synchronous power controller
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference report
Open AccessSynchronous power controller (SPC) has emerged as a suitable technique to equip grid-connected inverters with grid supporting functionalities such as inertial emulation and frequency/voltage support by mimicking the behavior ... -
Synchronous frequency support of photovoltaic power plants with inertia emulation
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference report
Open AccessGrid stability is one of the main concerns in renewable energies. The lack of inertia and their low capability to provide frequency support has created the need for implementing new control strategies to solve this problem. ... -
Power quality services provided by virtually synchronous FACTS
(2019-08-27)
Article
Open AccessThe variable and unpredictable behavior of renewable energies impacts the performance of power systems negatively, threatening their stability and hindering their efficient operation. Flexible ac transmission systems (FACTS) ... -
Active power limiter for static synchronous generators in renewable applications
(2018)
Conference report
Restricted access - publisher's policyControl of the power converters in the Renewable Static Synchronous Generation units based on the Synchronous Power Control technique (RSSG-SPC) provides the opportunity for the grid operators to use simple and efficient ...
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