Results 11 to 20 of about 625,205 (219)

EVALUATION OF THE EFFICIENCY OF THE DEVICE FOR LIMITING TENSION OF THE WIRE IN A SHORT CIRCUIT

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2017
The intensity of the electrodynamic action of currents of a short circuit on the flexible conductors of overhead lines depends on the magnitude of currents of short-circuit. The commis sioning of new capacities is inevitably accompanied by an increase in
I. I. Sergey   +2 more
doaj   +1 more source

Tendencies of using and quality improving products made of fibrous metal composites for structural elements of power engineering under environmental conditions [PDF]

open access: yesE3S Web of Conferences, 2020
This paper discusses the relevance of a composite material based on a titanium alloy reinforced with fibers of silicon carbide. The development trends are given for the production of Ti-SiC composite material both abroad and in Russia.
Oleshko Alexey
doaj   +1 more source

Designing the Optimal Configuration of a Small Power System for Autonomous Power Supply of Weather Station Equipment

open access: yesEnergies, 2023
Autonomous power systems serving remote areas with weather stations with small settlements are characterized by a fairly high cost of generating electricity and the purchase and delivery of fuel.
Boris V. Malozyomov   +7 more
doaj   +1 more source

Characterizing the Oscillatory Properties of Bulk Electric Systems

open access: yesIEEE Access
This paper presents a process for characterizing the oscillatory dynamics of a large bulk power system. As a demonstration, the process is applied to the Western Interconnection of North America.
Daniel J. Trudnowski   +4 more
doaj   +1 more source

The influence of manual metal arc multiple repair welding of long operated waterwall on the structure and hardness of the heat affected zone of welded joints

open access: yesArchives of Metallurgy and Materials, 2017
Welded installations failures of power plants, which are often result from a high degree of wear, requires suitable repairs. In the case of cracks formed in the weld bead of waterwall, weld bead is removed and new welded joint is prepared. However, it is
Pikuła J., Łomozik M., Pfeifer T.
doaj   +1 more source

A Comprehensive Review of Load Frequency Control Technologies

open access: yesEnergies
Load frequency control (LFC) is one of the most important tools in power system control. LFC is an auxiliary service related to the short-term balance of energy and frequency of power systems.
Désiré D. Rasolomampionona   +4 more
doaj   +1 more source

Key Areas of Gas Hydrates Study: Review

open access: yesEnergies, 2022
Gas hydrates are widespread all over the world. They feature high energy density and are a clean energy source of great potential. The paper considers experimental and theoretical studies on gas hydrates in the following key areas: formation and ...
Olga Gaidukova   +2 more
doaj   +1 more source

Therapeutic Apheresis for Intravenous Methylprednisolone‐Refractory Neuromyelitis Optica Spectrum Disorder: Clinical and Radiological Outcomes in a Single‐Center Case Series

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Neuromyelitis optica spectrum disorder (NMOSD) is a relapsing autoimmune disease of the central nervous system. High‐dose intravenous methylprednisolone (IVMP) is the standard first‐line therapy for acute attacks, although some patients remain refractory.
Wataru Horiguchi   +5 more
wiley   +1 more source

ECONOMIC EFFICIENCY OF MODERNIZING THE EQUIPMENT FOR THERMAL POWER PLANTS

open access: yesСучасний стан наукових досліджень та технологій в промисловості, 2017
The subject matter of the study is the economic efficiency of modernizing equipment for thermal power plants (TPP). The goal of the study is to identify the economic efficiency of modernizing the equipment of the TPP basing on new technology and taking ...
Maryna Turkina, Oleksandr Skachkov
doaj   +1 more source

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

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