Results 191 to 200 of about 1,495,722 (370)

Performance Improvement of Hybrid Vertical Axis Wind Turbines Equipped With J‐Shaped Blades

open access: yesEnergy Science &Engineering, EarlyView.
This study presents a novel hybrid vertical axis wind turbine, utilizing J‐shaped blades in Darrieus rotor. The proposed configuration shows the potential of J‐shaped blades in improving the overall performance of hybrid rotors. ABSTRACT Vertical axis wind turbines (VAWTs) are emerging as a promising solution for urban wind energy harvesting, owing to ...
Narges Kashani   +3 more
wiley   +1 more source

Challenges to parental engagement in K‐12 online learning during the pandemic: Lessons learned and a tripartite model for future involvement

open access: yesFuture in Educational Research, EarlyView.
Abstract Online learning became a central feature of education during the COVID‐19 pandemic, as traditional classrooms were rapidly replaced by virtual environments within students' homes through platforms such as Zoom. This abrupt transition required parents of K‐12 students to assume the unfamiliar role of at‐home educators, often without adequate ...
Gulipari Maimaiti, Khe Foon Hew, Ya Xiao
wiley   +1 more source

Experimental implementation of design of an asynchronous machine-based wind emulator using backstepping control. [PDF]

open access: yesSci Rep
Zekraoui H   +8 more
europepmc   +1 more source

CO2 Storage Site Selection: A Comprehensive Review of Current Approaches

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Global warming, driven by increasing anthropogenic greenhouse gas emissions, has emerged as a critical environmental concern. Carbon capture and storage (CCS) technology offers a promising solution for reducing CO2 emissions, but its effectiveness depends on identifying suitable candidates that can ensure safe, long‐term storage of CO2.
Shahryar Rashidi   +2 more
wiley   +1 more source

Specific features of asynchronous three-phase motor [PDF]

open access: yes, 2017
Khazova, O. V.   +2 more
core  

Home - About - Disclaimer - Privacy