نتایج جستجو برای: dc microgrids

تعداد نتایج: 58452  

2014
Nelson L. Diaz Tomislav Dragicevic Juan C. Vasquez Josep M. Guerrero

Low voltage DC microgrids have been widely used for supplying critical loads, such as data centers and remote communication stations. Consequently, it is important to ensure redundancy and enough energy capacity in order to support possible increments in load consumption. This is achieved by means of expansion of the energy storage system by adding extra distributed energy storage units. Howeve...

2018
Daniel O'Keeffe Stefano Riverso Laura Tendillo-Albiol Gordon Lightbody

Constant-power loads are notoriously known to destabilise power systems, such as DC microgrids, due to their negative incremental impedance. This paper equips distributed generation units with decentralised L1 adaptive controllers at the primary level of the microgrid control hierarchy. Necessary and sufficient conditions are provided to local controllers for overall microgrid stability when co...

Journal: :Energies 2022

Hybrid DC microgrid clusters contain various types of converters such as BOOST, BUCK, and bidirectional DC/DC converters, making the control strategy complex difficult to achieve plug-and-play. The common master–slave hierarchical makes it accurate stable system control. This paper proposes an peer-to-peer method for hybrid cluster, working principle this is analyzed in detail. cluster consists...

Journal: :IEEE Transactions on Energy Conversion 2014

Journal: :CoRR 2017
Qimin Xu Bo Yang Zhizhang Pan Feilong Lin Qiaoni Han Cailian Chen Xin-Ping Guan

Since the limited power capacity, finite inertia, and dynamic loads make the shipboard power system (SPS) vulnerable, the automatic reconfiguration for failure recovery in SPS is an extremely significant but still challenging problem. It is not only required to operate accurately and optimally, but also to satisfy operating constraints. In this paper, we consider the reconfiguration optimizatio...

2015
MAHDI HEDAYATI HOSSEIN ABBASI

The stability is an important topic to plan and manage the energy in the microgrids as the same as the conventional power systems. The voltage and frequency stability is one of the most important issues recently studied in microgrids. The objectives of this paper are the modelling and designing of the components and optimal controllers for the voltage and frequency control of the AC/DC hybrid m...

Journal: :Journal of Modern Power Systems and Clean Energy 2018

2016

A demonstration setup of the Tesla Powerwall has been installed by Eneco at the department of DCE&S at the TU Delft. This setup is used to investigate the functionalities of the Tesla Powerwall. As research is being done about transforming AC homegrids towards DC homegrids, it would be interesting to investigate how the Tesla Powerwall would function in these surroundings. A lot of research has...

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