Browsing by Author "Cheah Mañé, Marc"
Now showing items 1-20 of 44
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A novel methodology for effective short-circuit calculation in offshore wind power plants considering converter limitations
(2022-10-01)
Article
Open AccessThis paper deals with the short-circuit calculation of offshore wind power plants (OWPPs). The short-circuit calculation presented in this paper assumes the studied system achieves a new equilibrium state during the fault. ... -
A review of energy storage technologies for large scale photovoltaic power plants
(2020-09-15)
Article
Open AccessEnergy storage can play an essential role in large scale photovoltaic power plants for complying with the current and future standards (grid codes) or for providing market oriented services. But not all the energy storage ... -
Admittance study of grid-connected VSCs for harmonic oscillatory instabilities
(2019-09-17)
Article
Open AccessVoltage source converters (VSCs) can reduce damping of grid-connected VSC systems at harmonic resonances, leading to system instability. The conductance of the VSC admittance can be shaped selecting appropriate VSC parameter ... -
Assessment of subsynchronous oscillations in AC grid-connected VSC systems with type-4 wind turbines
(2019-12-09)
Article
Open AccessConverters are the key for increasing the development of renewable energy generation but their dynamic interaction with the grid has an important impact on stability. Oscillatory instabilities in different grid-connected ... -
Criterion for the electrical resonance stability of offshore wind power plants connected through HVDC links
(2017-11-01)
Article
Open AccessElectrical resonances may compromise the stability of HVDC-connected offshore wind power plants (OWPPs). In particular, an offshore HVDC converter can reduce the damping of an OWPP at low-frequency series resonances, leading ... -
Dc-MMC for the interconnection of HVDC grids with different line topologies
(Institute of Electrical and Electronics Engineers (IEEE), 2021-07-09)
Article
Open AccessDC-DC converters are needed for the future development of high voltage direct current (HVDC) grids, as they allow to interconnect lines with different voltages and topologies. The dc-dc converters can increase the grid ... -
Definition of scenarios for modern power systems with a high renewable energy share
(2023-02-28)
Article
Open AccessRecent environmental policies have led academic, industrial, and governmental stakeholders to plan scenarios with a high share of renewable energy sources (RES), to ensure that future energy systems, composed mostly of ... -
Dynamic interactions in large scale photovoltaic power plants with frequency and voltage support
(2022-06-01)
Article
Open AccessThe increasing penetration of Large-Scale Photovoltaic Power Plants in the power system is raising the concern of potential stability issues due to dynamic interactions of power electronics components. In particular, Power ... -
Effect of wind turbine converter control on wind power plant harmonic response and resonances
(2017-02-01)
Article
Restricted access - publisher's policyWind turbine harmonic emissions due to power electronics are a well-known power quality concern in wind power plants (WPPs). This problem may be increased by resonances because they amplify harmonic distortion around ... -
Electrical resonance instability study in traction systems
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Conference report
Restricted access - publisher's policyTraction system stability can be affected by the interaction between the traction load and resonances in the railway traction grid. This paper presents an electrical resonance instability study applied to traction systems. ... -
Electrical resonance instability study in wind power plants
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Conference report
Restricted access - publisher's policyWind power plant stability can be affected by the interaction between the wind turbine and the resonances in the collector grid. This paper presents an electrical resonance instability study applied to wind power plants. The ... -
Energy-based control of a DC Modular Multilevel Converter for HVDC grids
(Institute of Electrical and Electronics Engineers (IEEE), 2020-08)
Article
Open AccessDC-DC converters are expected to interconnect High Voltage Direct Current (HVDC) grids with different configurations or voltage levels, which will increase reliability and operational flexibility. The DC Modular Multilevel ... -
Flexible converters for meshed HVDC grids: From Flexible AC Transmission Systems (FACTS) to Flexible DC grids
(Institute of Electrical and Electronics Engineers (IEEE), 2020-02-01)
Article
Open AccessFlexible Alternating Current Transmission Systems (FACTS) have achieved to enhance the flexibility of modern AC power systems, by providing fast, reliable and controllable solutions to steer the power flows and voltages ... -
Grid equivalent representation of power systems with penetration of power electronics
(Institute of Electrical and Electronics Engineers (IEEE), 2023-03-13)
Article
Open AccessThe Thévenin equivalent is considered as the standard grid equivalent for power system analysis. The integration on power electronics components in the power systems introduces non-linear operation characteristics that ... -
Grid-forming services from hydrogen electrolyzers
(Institute of Electrical and Electronics Engineers (IEEE), 2023-01-01)
Article
Open AccessHydrogen electrloyzers are power-to-gas storage devices that can facilitate large-scale integration of intermittent renewable sources into the future power systems. Due to their fast response and capability to operate in ... -
HVAC transmission system for offshore wind power plants including mid-cable reactive power compensation: optimal design and comparison to VSC-HVDC transmission
(Institute of Electrical and Electronics Engineers (IEEE), 2020-09-28)
Article
Open AccessThe design distance of offshore wind power plants connected through HVAC transmission systems might be extended due to the introduction of mid-cable reactors for reactive power compensation purposes and the latest developments ... -
Impedance-based analysis of harmonic instabilities in HVDC-connected Offshore Wind Power Plants
(2019-03-01)
Article
Open AccessHVDC-connected Offshore Wind Power Plants (OWPPs) with a large number of power converters are prone to instabilities due to interactions with converter controllers. This paper analyzes harmonic instabilities in OWPPs ... -
Implementació d'una microxarxa monofàsica basada en convertidors de tipologia VSC
(Universitat Politècnica de Catalunya, 2013-02)
Master thesis (pre-Bologna period)
Open AccessImplementació d'una microxarxa monofàsica basada en convertidors de tipologia VSC 1 Resum En aquest projecte es presenta la construcció i validació d'una microxarxa que forma part del sistema elèctric monofàsic dels ... -
Interaction analysis in islanded power systems with HVDC interconnections
(2018)
Conference lecture
Open Access -
Low frequency AC transmission systems for offshore wind power plants: Design, optimization and comparison to high voltage AC and high voltage DC
(2021-12-13)
Article
Open AccessLow frequency AC technology has been presented as a configuration that can potentially reduce the total cost of existing transmission systems. Such cost reduction could be achieved by increasing the power transfer capacity ...
