Results 21 to 30 of about 11,389 (285)
Virtual Reality Application Based on Inertia [PDF]
Proceedings of the International Conference on Artificial Intelligence and its Applications, 2021 In terms of the education system, developing countries of the world are still characterized with unequal school systems due to perpetuating inequality, and poverty. It is said that children who are admitted into the top schools are bound to achieve good grades in mathematics and sciences, unlike children in the next 6600 schools combined.
Boikhutso Simon Modibane +4 more
openaire +1 more source
Designing a new robust control for virtual inertia control in the microgrid with regard to virtual damping [PDF]
Journal of Electrical and Computer Engineering Innovations, 2020 Background and Objectives: Virtual inertia control, as a component of a virtual synchronous generator, is used for the implementation of synchronous generator behaviour in microgrids.
F. Amiri, M. Moradi
doaj +1 more source
Equivalent inertia calculation of virtual DC motor based on improved Frecher algorithm
电力工程技术, 2023 With the access of high-density distributed power generation, the inertia level of power grid continues to decline. Especially under the condition of independent power supply of new energy, the inertia level of power grid is far lower than the minimum ...
WANG Shuzheng +3 more
doaj +1 more source
Virtual Inertia Control of the Virtual Synchronous Generator: A Review
CoRR, 2021 With the increasing impact of low inertia due to the high penetration of distributed generation, virtual synchronous generator (VSG) technology has been proposed to improve the stability of the inverter-interfaced distributed generator by providing "virtual inertia".
Meiyi Li +3 more
openaire +2 more sources
On the virtual inertia provision by BESS in low inertia power systems [PDF]
2018 IEEE International Energy Conference (ENERGYCON), 2018 This paper emphasizes the importance of battery energy storage systems (BESS) for frequency stability in low inertia power systems. A mixed input signal is considered for the BESS control, consisting of the frequency variation and the rate of change of frequency, as a solution to deploy the BESS for providing both inertia and primary frequency control.
Toma L. +7 more
openaire +4 more sources
Fuzzy control based virtual synchronous generator for self-adaptative control in hybrid microgrid
Energy Reports, 2022 Maintaining the stability of low-inertia microgrid becomes a key challenge in the presence of high penetration of renewable energy sources. However, in such systems, the virtual inertia values are often fixed constants, and the choice of their values ...
Ling Lyu +4 more
doaj +1 more source
An Improved Virtual Inertia Algorithm of Virtual Synchronous Generator [PDF]
Journal of Modern Power Systems and Clean Energy, 2020 Virtual synchronous generator (VSG) simulates the first-order motion equation of a synchronous generator (SG) with the algorithm. VSG can improve the system voltage and frequency support capabilities of a microgrid or a weak grid. It is now widely applied at a high penetration level of distributed generation (DG) systems.
Haizhen Xu +4 more
openaire +2 more sources
ARI and ARID control of virtual synchronous generator for frequency response improvement
IET Renewable Power Generation, 2021 The modern power system is progressing from a centralised generation having synchronous generators to the distributed generation having the large‐scale integration of renewable energy sources. These renewable energy sources are interfaced with the system
B. Rathore +2 more
doaj +1 more source
Optimal Placement of Virtual Inertia in Power Grids [PDF]
IEEE Transactions on Automatic Control, 2017 A major transition in the operation of electric power grids is the replacement of synchronous machines by distributed generation connected via power electronic converters. The accompanying "loss of rotational inertia" and the fluctuations by renewable sources jeopardize the system stability, as testified by the ever-growing number of frequency ...
Bala Kameshwar Poolla +2 more
openaire +3 more sources
Optimal Allocation of Virtual Inertia Devices for Enhancing Frequency Stability in Low-Inertia Power Systems [PDF]
2021 North American Power Symposium (NAPS), 2021 As renewable resources gradually replace conventional generation based synchronous machines, the dynamics of the modern grid changes significantly and the system synchronous inertia decreases substantially. This transformation poses severe challenges for power system stability; for instance, it may lead to larger initial rate of change of frequency and
Mingjian Tuo, Xingpeng Li
openaire +2 more sources