scholarly journals Multivariable passive method for detection of islanding events in renewable energy based power grids

2021 ◽  
Author(s):  
Nagendra Kumar Swarnkar ◽  
Om Prakash Mahela ◽  
Baseem Khan ◽  
Mahendra Lalwani
Keyword(s):  
Renewable Energy ◽  
Power Grids ◽  
Passive Method

scholarly journals Optimization of Stochastic Lossy Transport Networks and Applications to Power Grids

2021 ◽  
Author(s):  
Alessandro Zocca ◽  
Bert Zwart
Keyword(s):  
Mathematical Model ◽  
Renewable Energy ◽  
Smart Grids ◽  
Transport Network ◽  
Power Grids ◽  
Performance Gain ◽  
Power Losses ◽  
Transport Networks ◽  
Trade Off ◽  
Stochastic Load

Motivated by developments in renewable energy and smart grids, we formulate a stylized mathematical model of a transport network with stochastic load fluctuations. Using an affine control rule, we explore the trade-off between the number of controllable resources in a lossy transport network and the performance gain they yield in terms of expected power losses. Our results are explicit and reveal the interaction between the level of flexibility, the intrinsic load uncertainty, and the network structure.

scholarly journals Challenges in Grid Integration of Renewable Energy Systems via Inverter: A Survey

2021 ◽  
Vol 7 (3) ◽  
pp. 30-33
Author(s):  
Sourabh Kedar ◽  
Mr. Santosh Singh Negi
Keyword(s):  
Renewable Energy ◽  
Reactive Power ◽  
Power Grids ◽  
Grid Integration ◽  
Solar Photovoltaic ◽  
Renewable Energy Systems ◽  
Pv Systems ◽  
The Past ◽  
Network Coordination ◽  
The Individual

Solar photovoltaic (PV) systems have mainly been used in the past decade. Inverter-powered photovoltaic grid topologies are widely used to meet electricity demand and to integrate forms of renewable energy into power grids. Meeting the growing demand for electricity is a major challenge today. This paper provides a detailed overview of the topological trend of inverters with connection to the photovoltaic grid, as well as the advantages, disadvantages and main characteristics of the individual inverters. For proper integration into a network, coordination between the supporting devices used for reactive power compensation and their optimal reactive power capacity for grid current stability is important.

The impact of battery energy storage for renewable energy power grids in Australia

Energy ◽  
2019 ◽  
Vol 173 ◽  
pp. 647-657 ◽  
Author(s):  
Felix Keck ◽  
Manfred Lenzen ◽  
Anthony Vassallo ◽  
Mengyu Li
Keyword(s):  
Renewable Energy ◽  
Energy Storage ◽  
Power Grids ◽  
Battery Energy Storage ◽  
Battery Energy ◽  
The Impact

scholarly journals Review on Oscillatory Stability in Power Grids With Renewable Energy Sources: Monitoring, Analysis, and Control Using Synchrophasor Technology

2021 ◽  
Vol 68 (1) ◽  
pp. 519-531 ◽  
Author(s):  
Lasantha Gunaruwan Meegahapola ◽  
Siqi Bu ◽  
Darshana Prasad Wadduwage ◽  
Chi Yung Chung ◽  
Xinghuo Yu
Keyword(s):  
Renewable Energy ◽  
Renewable Energy Sources ◽  
Power Grids ◽  
Energy Sources ◽  
And Control

scholarly journals Renewable Energy-Enabled Cellular Networks

2021 ◽  
Author(s):  
Young-Chai Ko ◽  
Kug-Jin Jung ◽  
Ki Hong Park ◽  
Mohamed-Slim Alouini
Keyword(s):  
Renewable Energy ◽  
Cellular Networks ◽  
Energy Demand ◽  
Feasibility Studies ◽  
Power Grids ◽  
Base Stations ◽  
Future Research ◽  
Survey Paper ◽  
Aerial Platforms ◽  
Carbon Dioxide Co2

<div> <div> <div> <p>Renewable energy (RE)-powered base stations (BSs) have been considered as an attractive solution to address the exponential increasing energy demand in cellular networks while decreasing carbon dioxide (CO2) emissions. For the regions where reliable power grids are insufficient and infeasible to deploy, such as aerial platforms and harsh environments, RE has been an alternative power source for BSs. In this survey paper, we provide an overview of RE-enabled cellular networks, detailing their analysis, classification, and related works. First, we introduce the key components of RE-powered BSs along with their frequently adopted models. Second, we analyze the proposed strategies and design issues for RE-powered BSs that can be incorporated into cellular networks and categorize them into several groups to provide a good grasp. Third, we introduce feasibility studies on RE-powered BSs based on the recent literature. Fourth, we investigate RE-powered network components other than terrestrial BSs to address potential issues regarding RE-enabled networks. Finally, we suggest future research directions and conclusions. </p><p><br></p> </div> </div> </div>

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