Results 11 to 20 of about 1,825,889 (323)

Potential of mucilage-based hydrogel for passive cooling technology: Mucilage extraction techniques and elucidation of thermal, mechanical and physiochemical properties of mucilage-based hydrogel

open access: yesAIMS Materials Science, 2023
Current air-conditioning and refrigeration systems utilize active cooling technology, which consumes a lot of energy from fossil fuels, thereby increasing global warming and depletion of the ozone layer.
Mercy Ogbonnaya , Abimbola P.I Popoola
doaj   +1 more source

Passive cooling techniques for ventilation: an updated review

open access: yesRenewable Energy and Environmental Sustainability, 2022
The consumption of energy for cooling is an important issue, especially in subtropical climates where there are high temperatures and dry weather in the summer; this climate forces homeowners to use mechanical-electric cooling and ventilation.
Al-Shamkhee Dhafer   +4 more
doaj   +1 more source

Thermoregulating textiles and fibrous materials for passive radiative cooling functionality

open access: yesMaterials & Design, 2023
Developing thermoregulating textiles based on passive radiative cooling strategies has recently attracted considerable attention as an emerging means of providing localised thermoregulation for wearers.
Esfandiar Pakdel, Xungai Wang
doaj   +1 more source

Thermal Cycling in Converter IGBT Modules with Different Cooling Systems in Pitch- and Active Stall-Controlled Tidal Turbines

open access: yesEnergies, 2021
This paper compares active and passive cooling systems in tidal turbine power electronic converters. The comparison is based on the lifetime of the IGBT (insulated gate bipolar transistor) power modules, calculated from the accumulated fatigue due to ...
Faisal Wani   +3 more
doaj   +1 more source

Research on Containment Passive Heat Sink System

open access: yesYuanzineng kexue jishu, 2023
The Gen Ⅲ nuclear power plant HPR1000 possesses domestic independent intellectual property rights. Aiming at the continuous optimization, improvement and innovation research of HPR1000, a new containment passive heat sink system which can transfer the ...
SHENG Meiling;ZHANG Xin;LIANG Xiao;QIU Jinmeng
doaj   +1 more source

Innovations in Passive Downdraft Cooling Performance Evaluation Methods: Design and Construction of a Novel Environmental Test Chamber

open access: yesEnergies, 2023
Energy demand for active mechanical space cooling is projected to double by 2050. Wider adoption of passive cooling systems can help reduce demand. However, familiarity with these systems remains low, and innovation in the field is constrained due to a ...
Omar Dhia Al-Hassawi, David Drake
doaj   +1 more source

Passive Cooling Load Ratio method [PDF]

open access: yesEnergy and Buildings, 2013
Abstract The method Passive Cooling Load Ratio (PCLR) is an innovative simplified method which calculates the monthly cooling energy needs of a thermal zone where passive cooling systems are installed using the variables: cooling energy load and passive cooling potential.
Nunes, Ana I. F., Panão, Marta Oliveira
openaire   +2 more sources

Passive cooling system for enhancement the energy conversion efficiency of thermo-electric generator

open access: yesEnergy Reports, 2020
This research paper examines the prospect of recovering the waste heat released from the industrial sector using thermoelectric generators. A practical case study of waste heat recovery from cement rotary kiln is applied.
Mohamed R. Gomaa, Hegazy Rezk
doaj   +1 more source

Life Cycle Saving Analysis of an Earth-Coupled Building without and with Roof Evaporative Cooling for Energy Efficient Potato Storage Application

open access: yesEnergies, 2022
Preservation of potatoes in a controlled cool environment (i.e., in cold storage) consumes a substantial amount of energy. The specific energy consumption in Indian cold storage has been estimated to be between 9 and 26 kWh/ton/year. In this article, the
Ramkishore Singh   +8 more
doaj   +1 more source

A Systematic Review of Post-Work Core Temperature Cooling Rates Conferred by Passive Rest

open access: yesBiology, 2023
Physical work increases energy expenditure, requiring a considerable elevation of metabolic rate, which causes body heat production that can cause heat stress, heat strain, and hyperthermia in the absence of adequate cooling.
Matt Brearley   +3 more
doaj   +1 more source

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