Results 71 to 80 of about 17,067 (200)

Energy Efficiency in Greenhouse Evaporative Cooling Techniques: Cooling Boxes versus Cellulose Pads [PDF]

open access: yes, 2014
Evaporative cooling systems using a combination of evaporative pads and extractor fans require greenhouses to be hermetic. The greatest concentration of greenhouses in the world is located in southeast Spain, but these tend not to be hermetic structures ...
Franco Salas, Antonio   +2 more
core   +1 more source

Comprehensive Review on Evaporative Cooling and Desiccant Dehumidification Technologies for Agricultural Greenhouses

open access: yesAgriEngineering
Greenhouses are crucial for maintaining an ideal temperature and humidity level for plant growth; however, attaining ideal levels remains a challenge.
Fakhar Abbas   +7 more
doaj   +1 more source

Making, probing and understanding Bose-Einstein condensates [PDF]

open access: yes, 1999
Contribution to the proceedings of the 1998 Enrico Fermi summer school on Bose-Einstein condensation in Varenna, Italy.Comment: Long review paper with ~90 pages, ~20 figures.
Durfee, D. S.   +2 more
core   +2 more sources

Degenerate quantum gases of strontium

open access: yes, 2014
Degenerate quantum gases of alkaline-earth-like elements open new opportunities in research areas ranging from molecular physics to the study of strongly correlated systems. These experiments exploit the rich electronic structure of these elements, which
Killian, Thomas C.   +2 more
core   +1 more source

两个阶段的蒸发冷却系统在炎艺潮湿气候的应用分析 [PDF]

open access: yes, 2009
published_or_final_versio
Cheung, WY, Hui, SCM
core  

Multifunctional Solar Systems Based On Two-Stage Regeneration Absorbent Solution [PDF]

open access: yesProblems of the Regional Energetics, 2015
The concepts of multifunctional dehumidification solar systems, heat supply, cooling, and air conditioning based on the open absorption cycle with direct absorbent regeneration developed.
Doroshenko A.V.   +2 more
doaj  

Thermodynamic Analysis of a Gas Turbine Power Plant Modelled with an Evaporative Cooler [PDF]

open access: yes, 2012
Performance of a gas turbine is mainly depends on the inlet air temperature. The power output of a gas turbine depends on the flow of mass through it.
Kilanko, O. O, Oyedepo, Sunday Olayinka
core  

The Possibility of Intermittent Water Spray Implementation in a Non-Porous Indirect Evaporative Cooler

open access: yesEnergies
Evaporative cooling is a sustainable and energy-efficient technology based on water evaporation to achieve cooling. It uses air (R-729) and water (R-718) as refrigerants, so its effect on global warming is limited.
Łukasz Stefaniak   +4 more
doaj   +1 more source

THE USE OF POROUS CERAMICS FOR EVAPORATIVE AND EVAPORATIVE – VAPOR –COMPRESSION SYSTEMS [PDF]

open access: yesProblems of the Regional Energetics, 2013
The use of natural evaporative cooling is one of technical solutions of problem of energy efficiency in air conditioning systems. The use of evaporative cooling in the first combined cooling stage allows reducing the load on the condenser of the cooling ...
Cheban D.N., Doroshenko A.V.
doaj  

Evaluating the economic feasibility of thermal screens in New Zealand using a mathematical model : a thesis presented in partial fulfilment of requirements for the degree of Master of Horticultural Science in Horticultural Engineering at Massey University [PDF]

open access: yes, 1991
A mathematical model of the greenhouse environment was developed to ascertain the annual savings in heating expenditure achieved by thermal screens. Thirteen materials with thermal screening potential were investigated.
Newman, Todd Litchfield
core  

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