Results 21 to 30 of about 3,712,940 (298)

On-grid Photovoltaic Power System for Governmental Office Electrification

open access: yesJournal of Techniques, 2021
Solar energy is one of the most promising renewable energy sources. The potential solar energy has a capacity to meet all energy requirements for human survival on planet earth.
Ali Nasser Hussain   +3 more
doaj   +1 more source

EXPERIMENTAL CHARACTERIZATION OF A MAGNETOHYDRODYNAMIC POWER GENERATOR UNDER DC ARC PLASMA [PDF]

open access: yes, 2018
The generation of electric power through the conventional systems (thermal and hydroelectric) is no longer sufficient to meet the increasing industrial and commercial usage.
Ayeleso Oluwaseun, Ayokunle   +1 more
core   +2 more sources

An experimental investigation of the solar distiller basin's performance using a flat mirror and vertical barriers

open access: yesCase Studies in Chemical and Environmental Engineering, 2023
The study presents a solar-based system for long-term energy and freshwater supply, combining power generation with a water production sub-cycle. The system achieves maximum values for freshwater production rate, water temperature, and glass temperature,
Ekram Hadi Alaskaree
doaj   +1 more source

Model predictive control for power system frequency control taking into account imbalance uncertainty [PDF]

open access: yes, 2014
© IFAC.Model predictive control (MPC) is investigated as a control method for frequency control of power systems which are exposed to increasing wind power penetration.
Ersdal, AM   +3 more
core   +1 more source

Atmosphere above a large solar pore [PDF]

open access: yes, 2013
A large solar pore with a granular light bridge was observed on October 15, 2008 with the IBIS spectrometer at the Dunn Solar Telescope and a 69-min long time series of spectral scans in the lines Ca II 854.2 nm and Fe I 617.3 nm was obtained.
Del Moro, D.   +4 more
core   +2 more sources

Performance Enhancement of Double-Pass Solar Air Heater Using Phase Change Materials and Air Flow Turbulators

open access: yesJournal of Engineering and Sustainable Development
In this study, two techniques to improve the thermal performance of the double-pass solar air heater are experimentally investigated. The first is integrating a phase change material (PCM) as a thermal storage system, and the second is using flow ...
Zainab Nadeem Suzah   +2 more
doaj   +1 more source

Design and Implementation of Neuro-Fuzzy Controller Using FPGA for Sun Tracking System [PDF]

open access: yesIraqi Journal for Electrical and Electronic Engineering, 2016
Nowadays, renewable energy is being used increasingly because of the global warming and destruction of the environment. Therefore, the studies are concentrating on gain of maximum power from this energy such as the solar energy.
Ammar A. Aldair   +2 more
doaj  

Azerbaijan: From Small to Regional Power?

open access: yesМеждународная аналитика, 2021
The article gives a general overview of the main factors influencing the formation of Azerbaijan’s foreign policy, as well as analyzes how these factors have changed since Azerbaijan’s independence until 2021.
R. F. Ibrahimov
doaj   +1 more source

Social and Humanitarian Factor in South Korea's External Relations and The Korean Question

open access: yesVestnik MGIMO-Universiteta, 2020
The development of the socio-humanitarian dimension of world politics provides new opportunities for enhancing the role and influence of the middle powers in the global affairs.
O. S. Pugacheva
doaj   +1 more source

Multifaceted Islam: Malaysia

open access: yesМеждународная аналитика, 2021
This paper analyzes the Islam’s impact on the Malaysian politics. Islam as an instrument of Malaysia’s foreign policy has been used by the political elite of the state for decades.
Ju. V. Roknifard
doaj   +1 more source

Home - About - Disclaimer - Privacy