Results 11 to 20 of about 258,109 (284)

Optimum Tilt Angle at Tropical Region

open access: yesInternational Journal of Renewable Energy Development, 2015
: One of the important parameters that affect the performance of a solar collector is its tilt angle with the horizon. This is because of the variation of tilt angle changes the amount of solar radiation reaching the collector surface. Meanwhile, is the rule of thumb, which says that solar collector Equator facing position is the best, is valid for ...
S Soulayman, W Sabbagh
openaire   +3 more sources

The association between three-dimensional measurement of posterior tilt angle in impacted femoral neck fractures and osteonecrosis of the femoral head. [PDF]

open access: yesBMC Musculoskelet Disord, 2023
Background Hollow screw internal fixation is commonly used in clinical treatment of impacted femoral neck fractures. Previous studies have demonstrated a correlation between the preoperative posterior tilt angle of the femoral head and failure of ...
Cong B, Zhang H.
europepmc   +2 more sources

An Experimental and Mathematical investigation of optimal tilt angle and effects of reflectors on PV energy production [PDF]

open access: yesMATEC Web of Conferences, 2021
The performance of the solar photovoltaic panels relies on its direction and tilt angle with respect to the horizontal to obtain better conversion efficiency.
Krishna Yathin   +3 more
doaj   +1 more source

Characteristics of Elliptical Vibration-Assisted Cutting with Variations in Tilt Angle of Elliptical Locus. [PDF]

open access: yesMicromachines (Basel), 2023
Elliptical vibration-assisted cutting (EVAC), one of the advanced micromachining methods, enables results not possible with traditional ultra-precision machining.
Xia S, Yin Z, Huang C, Guo Y, Zhang C.
europepmc   +2 more sources

The Influence of Seasonal Cloud Cover, Ambient Temperature and Seasonal Variations in Daylight Hours on the Optimal PV Panel Tilt Angle in the United States

open access: yesEnergies, 2022
A variety of variables influence the optimal tilt angle of a PV panel, including the characteristics of the panel, the local seasonal weather variations, the number of daylight hours the panel is exposed to and the ambient temperature of the surroundings.
Essa Alhamer   +2 more
doaj   +1 more source

Single solar chimney technology as a natural free ventilator; energy-environmental case study for Hong Kong

open access: yesCase Studies in Thermal Engineering, 2021
The importance of ventilation is highlighted through the recent COVID pandemic particularly in populated societies with crowded buildings. The application of single solar chimney ventilator with and without fin, at different tilt angles, is evaluated for
Yan Cao   +5 more
doaj   +1 more source

Effects of tilt angle on droplets condensation on hydrophobic surface [PDF]

open access: yesE3S Web of Conferences, 2021
Condensation surface modification was an important research direction to realize droprise condensation and erhance heat transfer. In order to explore the condensation process and mechanism of droplets on the hydrophobic surface, the condensation process ...
He Zhenhua   +4 more
doaj   +1 more source

Study on Optimal Laminographic Tilt Angle: A Method for Analyzing Quantity Information Gained in Projections

open access: yesIEEE Access, 2020
In laminography imaging, the laminographic tilt angle is an important factor that affects the reconstruction result. However, the optimal tilt angle was mainly estimated from experience in the current research. In this article, an estimation approach for
Yiming Jiang   +6 more
doaj   +1 more source

Determining Optimum Tilt Angle for 1 MW Photovoltaic System at Sukkur, Pakistan

open access: yesInternational Journal of Photoenergy, 2021
Solar energy is directly converted into electrical energy by using photovoltaic (PV) panels. The efficiency of PV panel varies with its orientation and tilt angle with the horizontal plane.
Qasir Ali Memon   +4 more
doaj   +1 more source

Effects of head tilt on visual field testing with a head-mounted perimeter imo. [PDF]

open access: yesPLoS ONE, 2017
A newly developed head-mounted perimeter termed "imo" enables visual field (VF) testing without a fixed head position. Because the positional relationship between the subject's head and the imo is fixed, the effects of head position changes on the test ...
Sayaka Yamao   +12 more
doaj   +1 more source

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