Results 11 to 20 of about 1,183,537 (201)

Green Space Cooling Effect and Contribution to Mitigate Heat Island Effect of Surrounding Communities in Beijing Metropolitan Area [PDF]

open access: yesFrontiers in Public Health, 2022
With the rapid process of urbanization and global warming, many metropolises are vulnerable to high temperatures in summer, threatening the health of residents.
Wei Liu   +5 more
doaj   +2 more sources

Perceptions of the health risk from hot days and the cooling effect of urban green spaces: a case study in Xi’an, China [PDF]

open access: yesFrontiers in Public Health, 2023
BackgroundHot days are one of the typical threats to human health and sustainable cities. The exploration of residents’ perceptions of thermal environment and its mitigation measures will support the health risk prevention.MethodsA survey with a ...
Tian Zhang   +6 more
doaj   +2 more sources

STUDI EKSPERIMEN KINERJA SISTEM REFRIGERASI SETENGAH SIKLUS PADA KENDARAAN BERBAHAN BAKAR LPG

open access: yesRekayasa Mesin, 2023
The Air Conditioning (AC) system is an important requirement for vehicle passengers to get thermal comfort. However, the AC system draws power from the engine to drive the compressor.
Prima Nofan Ryastama   +3 more
doaj   +1 more source

Exploring the cooling effect of urban parks based on the ECOSTRESS land surface temperature

open access: yesFrontiers in Ecology and Evolution, 2022
Understanding the cooling effect (CE) of urban parks is vital to mitigate the urban heat islands. ECOsystem Spaceborne Thermal Radiometer Experiment on Space Station (ECOSTRESS) land surface temperature data (LST) data were used to construct diurnal ...
Yihui Liu   +7 more
doaj   +1 more source

Full Coverage Discrete Hole Wall Cooling: Cooling Effectiveness [PDF]

open access: yesVolume 4: Heat Transfer; Electric Power, 1984
The development of a test facility for investigating full coverage discrete hole wall cooling for gas turbine combustion chamber wall cooling is described. A low temperature test condition of 750K mainstream temperature and 300K coolant temperature was used to investigate the influence of coolant flow rate at a constant cross flow Mach number ...
G.E. Andrews, M.L. Gupta, M.C. Mkpadi
openaire   +1 more source

Experimental and Theoretical Study of Vacuum Cooling System [PDF]

open access: yesEngineering and Technology Journal, 2013
A vacuum cooling system and the parameters which affect on its performance were studied experimentally and theoretically. For the experimental study the rig was built up to studying the performance of cooling system in three cases.
Ahmed A. M. Saleh   +2 more
doaj   +1 more source

Assessment of the Water Pond Cooling Effect on Urban Microclimate: A Parametric Study with Numerical Modeling

open access: yesInternational Journal of Technology, 2021
Effective utilization of urban surface modification and landscaping through appropriate planning and design is becoming increasingly important. In contrast to the large number of studies on urban microclimates, few studies have directly focused on the
Nedyomukti Imam Syafii   +6 more
doaj   +1 more source

An effective approach of dropping the backfire possibilities of a hydrogen‐fuelled opposed rotary piston engine

open access: yesEnergy Science & Engineering, 2021
Backfire of hydrogen‐fuelled internal combustion engines limits the hydrogen fuel applications and drops the power output. Opposed rotary piston (ORP) engines are characterized by high power density, smooth operations, and few moving parts.
Juxia Li   +4 more
doaj   +1 more source

Investigation of Wind Characteristics and Cooling Effects of Crushed-Rock Embankment with Different Pavement Widths in Permafrost Region

open access: yesAtmosphere, 2023
A crushed-rock embankment (CRE) with a high porous crushed-rock layer (CRL) can effectively cool the underlying permafrost through natural ventilation within the layer. However, in addition to the ambient conditions, the ventilation efficiency of the CRL
Hongting Zhao, Xiaolin Li, Xiaopeng Wu
doaj   +1 more source

Nonlinear Cooling Effect of Street Green Space Morphology: Evidence from a Gradient Boosting Decision Tree and Explainable Machine Learning Approach

open access: yesLand, 2022
Mitigation of the heat island effect is critical due to the frequency of extremely hot weather. Urban street greening can achieve this mitigation and improve the quality of urban spaces and people’s welfare.
Ziyi Liu   +6 more
doaj   +1 more source

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