نتایج جستجو برای: differential protection

تعداد نتایج: 462039  

Journal: :International Journal of Engineering and Techniques 2020

Journal: :Energies 2021

DC microgrids have advantages over AC in terms of system efficiency, cost, and size. However, a well-designed overcurrent protection approach for remains challenge. Recognizing this, this paper presents novel differential evolution (DE) based framework microgrids. First, simplified microgrid model is adopted to provide the analytical basis DE algorithm. The does not sacrifice performance criter...

Journal: :Advances in Energy and Power Engineering 2018

Journal: :Energies 2022

The electrical power system is susceptible to several faults, which can cause the malfunction. Among these, ones that occur in busbars of substations stand out. main bus a substation concentrate large amount and many derivations service loads, making it an element high importance for reliability system. Although buses have low incidence they are considered critical elements system, as their ope...

Journal: :IEEE Journal of Emerging and Selected Topics in Power Electronics 2021

This article proposes a novel solution to the issue of protection instability caused by time synchronization error in high-speed differential schemes for dc microgrids. DC microgrids provide more efficient platform integrate fast-growing renewable energy sources, storage systems, and electronic loads. However, integration distributed generators (DGs) may result variable fault current magnitude ...

Journal: :Environment: Science and Policy for Sustainable Development 1982

Journal: :Neurocomputing 2022

• We propose a general framework that is suitable for the de-identification of people in face images. are first to introduce rigorously formulated DP theory into face-anonymous task. Our method does not require special training or targeted adjustments many unauthorized identity verification systems datasets never seen before. show images anonymized by our still usable identity-agnostic computer...

Journal: :International Journal of Research in Engineering and Technology 2014

2015
K. NARENDRA N. PERERA ERLPhase Power

The paper presents the performance of a novel distributed bus differential protection scheme, which utilizes independent multi-principle advanced protection algorithms, including differential percent slope, delta phase directional comparison, rate of change of differential (ROCOD) currents, delta phase directional comparison on neutral current differential, and a check zone to secure the electr...

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