The start-up tackling Nigeria''s reliable power challenge | World
Amid an electricity crisis, many Nigerian small businesses run on petrol generators. This solar-microgrid start-up is working to connect them to clean energy.
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Microgrid Impedance Differential Protection
These Dutch microgrid communities can supply 90% of their energy
Local communities generating their own power could become 90% energy self-sufficient, with potential to be fully self-reliant in the future, according to a Dutch study.
Effectiveness of hybrid differential-adaptive overcurrent protection
According to an investigation on differential protection schemes that use current differential relays in conjunction with a communication channel, it is effective to protect a microgrid both in the
How buildings can solve energy security as demands surge
Surging energy demands and prices of buildings are turning leaders to efficiency retrofits to reduce energy costs and improve long-term energy security.
Ensemble empirical mode decomposition-based differential protection
This study presents a differential protection scheme based on ensemble empirical mode decomposition (EEMD) for AC microgrid. The fault current level is significantly lower during the islanded operation of
How to finance battery energy storage | World Economic Forum
Battery energy storage systems can address the challenge of intermittent renewable energy. But innovative financial models are needed to encourage deployment.
Statistically Adaptive Differential Protection for AC Microgrids
This paper presents a statistically adaptive differential protection scheme based on Kullback–Leibler divergence, which is practically implemented via a Bartlett-corrected G-statistic computed on
Statistically Adaptive Differential Protection for AC Microgrids Based
This paper has introduced a statistically adaptive differential protection framework for AC microgrids. The core of the methodology is a multivariate fault detector that leverages the D M 2 to
Microgrid Harmonic-Restrained Dual Slope Differential Protection
This novel relaying algorithm, in tandem with backup protection, overcomes issues such as missed operations and sympathetic tripping and harmonic injection experienced by traditional over-current
This bike path in the Netherlands is made from plastic waste
Dutch cyclists rode down the world''s first bike path made entirely of discarded plastic this week, in a move aimed at reducing the millions of tonnes wasted every year.
5 facts you should know about the Strait of Hormuz
Normally, a fifth of global gas and oil trade passes through this chokepoint. That''s 20 million barrels of oil a day. But why are people talking so much about this one small waterway - and how
Differential Protection for Microgrids with Embedded Generations
Model simulation which is differential protection for microgrids will be presented in Matlab Simulink. The model consists of three phase, three sources, 50 HZ, 22kv distribution line with impedance of
The Future of Jobs Report 2025 | World Economic Forum
Technological change, geoeconomic fragmentation, economic uncertainty, demographic shifts and the green transition – individually and in combination are among the major drivers
The small island states making big strides towards net zero
Pacific small island states, contributing only 0.03% of global emissions, are leading with ambitious renewable energy projects and net-zero goals by 2050.
Microgrids protection: A review of technologies, challenges, and future
This review examines various microgrid types, including AC and DC systems, with a focus on their operational conditions, configurations, and the diverse fault types they encounter in relation
What are microgrids – and how can they help with power cuts?
Microgrids can step in when the main electricity grid fails. And as they can be powered by renewables, they are a sustainable and affordable option, too.
A Comprehensive Review on Differential Protection Schemes in IBR
By offering a comprehensive analysis of existing literature, this paper underlines the critical role of differential protection in maintaining microgrid integrity and reliability in the face of
Microgrids can secure electricity supply during disasters | World
Renewables-based microgrids and peer-to-peer (P2P) energy trading can boost energy security as they are self-sufficient and run independent of large grids.
A novel differential protection scheme for AC microgrid based on loss
Therefore, considering these limitations, this article proposes a novel differential protection scheme for AC microgrid designed on the difference in Percentage Bias Error (PBE), calculated at
Novel Differential Protection Strategy for Zonal DC Microgrid
Therefore, this article describes a unit protection strategy for identifying high impedance and simultaneous faults in zonal dc microgrid systems. The suggested approach estimates the