Results 41 to 50 of about 1,322,075 (381)

CHALLENGES AND SUCCESSES IN RURAL ELECTRIFICATION: A REVIEW OF GLOBAL POLICIES AND CASE STUDIES

open access: yesEngineering Science & Technology Journal
Rural electrification is a critical aspect of sustainable development, aiming to bridge the energy gap in remote and underserved areas. This paper provides a comprehensive review of global policies and case studies related to challenges and successes in ...
Femi Oluwatoyin Omole   +2 more
semanticscholar   +1 more source

Feasibility analysis of off-grid hybrid energy system for rural electrification in Northern Ghana

open access: yesCogent Engineering, 2021
This study examines the feasibility of a stand-alone photovoltaic, diesel generator and battery storage hybrid power system for the electrification of off-grid rural areas in northern Ghana.
A. Awopone
semanticscholar   +1 more source

Feasibility and case studies on converting small hydropower stations to pumped storage

open access: yesScientific Reports
Hydropower, as a controllable energy source, plays a crucial role in supporting essential functions such as peak shaving, frequency regulation, and load reserve within modern power systems, thereby enhancing the overall economic efficiency and safety of ...
Yangqing Dan   +6 more
doaj   +1 more source

Rural electrification in Spain: territorial expansion and effects on the agricultural sector (c. 1900–c. 2000)

open access: yesRural History, 2022
Rural electrification is closely linked one way or another to rural development, and enables the understanding of the complexity of social and economic development paths.
Josean Garrués-Irurzun   +1 more
semanticscholar   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Characterization of Technological Innovations in Photovoltaic Rural Electrification, Based on the Experiences of Bolivia, Peru, and Argentina: Third Generation Solar Home Systems

open access: yesSustainability, 2021
The electrification of isolated homes in rural areas without access to the electric grid has been achieved in part using solar energy transformed into electricity through Photovoltaic (PV) equipment known as Solar Home Systems (SHSs), which has been ...
Miguel H. Fernandez-Fuentes   +2 more
semanticscholar   +1 more source

Spin‐Dependent Generation of Surface‐Bound Radicals Toward Selective and Long‐Lasting Water Purification

open access: yesAdvanced Functional Materials, EarlyView.
This study develops a novel atomic engineering strategy to fine‐tune the spin state of α‐Fe2O3 catalysts toward a medium‐spin state, thereby modulating peroxymonosulfate activation and selectively yielding surface‐bound radicals. Compared with free radicals, surface‐bound radicals exhibit moderated oxidation potential, extended lifespan, surface ...
Shuyu Wang   +7 more
wiley   +1 more source

Perspective on Aqueous Batteries: Historical Milestones and Modern Revival

open access: yesAdvanced Materials, EarlyView.
This review retraces the development of aqueous batteries from classical Zn‐MnO2 chemistry to modern Zn and Ni systems, correlating voltage, capacity, and electrolyte formulation with practical performance. By mapping historical success and failure onto current and future research directions, it identifies guiding principles that steer the design of ...
Fangwang Ming   +5 more
wiley   +1 more source

Towards a sustainable rural electrification scheme in South Africa: Analysis of the Status quo

open access: yesEnergy Reports, 2021
In South Africa, more than 3.5 million households live without access to modern energy. The Government acknowledged the impossibility of universal grid electrification in the desire time frame (2025–2030). This study reviews the struggling rural off-grid
Edson Leroy Meyer, Ochuko Kelvin Overen
doaj   +1 more source

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