Results 31 to 40 of about 4,974,132 (289)

Coordinated control strategy for a PV-storage grid-connected system based on a virtual synchronous generator

open access: yesGlobal Energy Interconnection, 2020
Due to the characteristics of intermittent photovoltaic power generation and power fluctuations in distributed photovoltaic power generation, photovoltaic grid-connected systems are usually equipped with energy storage units.
Xing Zhang   +5 more
doaj   +1 more source

An integrated control algorithm of power distribution for islanded microgrid based on improved virtual synchronous generator

open access: yesIET Renewable Power Generation, 2021
Virtual synchronous generator technology can effectively improve the anti‐interference characteristics of the system frequency and bus voltage in the microgrid, and solve the problems of insufficient damping and low inertia of the system.
Liang Zhang   +5 more
doaj   +1 more source

Adaptive Virtual Synchronous Generator Based on Model Predictive Control with Improved Frequency Stability

open access: yesEnergies, 2022
With the massive integration of renewable energy into the grid, grid inertia and its stability continue to decrease. To improve inertia and facilitate grid restoration, a control strategy for radial basis function virtual synchronous generators based on ...
Xuhong Yang   +5 more
doaj   +1 more source

Advanced generator design using Pareto-optimization [PDF]

open access: yes, 2011
In upcoming and future more-electric airplanes more electrical loads connected to the power distribution network will behave nonlinearly and will be switching with advanced demands on the network to keep the power quality.
Kuhn, Martin R., Martin R. Kuhn
core   +1 more source

Adaptive Virtual Synchronous Generator Modulation Strategy Based on Moment of Inertia, Damping Coefficient and Virtual Impedance [PDF]

open access: yes, 2022
The technology of virtual synchronous generator improves the limitations of inverter control strategy and enhances the acceptance of new energy generation in traditional power system, and yet it greatly affects the frequency dynamic regulation ability of
Ge, Shengsheng, Zhang, Jiawen
core   +1 more source

A cryogenic dc-dc power converter for a 100kW synchronous HTS generator at liquid nitrogen temperatures

open access: yes, 2012
A dc-dc converter has been developed for retrofitting inside the vacuum space of the HTS rotor of a synchronous generator. The heavy copper sections of the current leads used for energising the HTS field winding were replaced by cryogenic power ...
Bailey, W.O.S.   +8 more
core   +2 more sources

Isochronous control of a virtual synchronous generator using inertia and excitation emulations with restoration control in a standalone microgrid

open access: yesIET Smart Grid, 2020
In this study, virtual excitation emulation (VEE) is proposed along with the virtual inertia emulation (VIE) for a virtual synchronous generator (VSG) in a standalone microgrid to improve the AC voltage and frequency profile through the control of power ...
Soumya Samanta   +3 more
doaj   +1 more source

Enhanced Performance of a Stand-Alone Gas-Engine Generator Using Virtual Synchronous Generator and Energy Storage System

open access: yesIEEE Access, 2019
Gas engine generators have been recognized as a set of beneficial generating units for producing electric power owing to their high efficiency, low emissions and appropriate fuel price.
Htar Su Hlaing   +4 more
doaj   +1 more source

Influence of control parameters on synchronization stability of virtual synchronous generator

open access: yesArchives of Electrical Engineering, 2022
Different from the synchronization mechanism of synchronous generators, the non-synchronous generators must be synchronized with the grid through a controller. Generally, the virtual synchronous generator (VSG) control strategy is adopted for this purpose.
Yanxia Zhang   +3 more
openaire   +1 more source

Application of virtual synchronous generator technology in power systems and its modeling in the Matlab software package

open access: yesИзвестия высших учебных заведений: Проблемы энергетики
Currently, the commissioning of power plants based on renewable energy sources (RES) using inverters is becoming widespread. However, these power plants do not participate in maintaining the stability of the power system during emergency disturbances ...
R. R. Sattarov, R. R. Garafutdinov
doaj   +1 more source

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