نتایج جستجو برای: thermal development

تعداد نتایج: 1618746  

2005
C. J. Birch J. Vos P. E. L. van der Putten

Crop models need accurate simulation of the interdependent processes of crop development and leaf area production. Crop development proceeds according to genotype characteristics and environmental influences, specifically temperature and photoperiod. It can be partly described by thermal requirements for development intervals and coefficients that describe genotype adaptation. The objectives of...

2001
K. Kurabayashi

This paper discusses the thermal conduction anisotropy in polymers by reviewing currently available theories and experimental methods for studying oriented polymers. The anisotropic thermal conductivity and diffusivity of oriented polymers originate from the difference between the thermal energy transport mechanisms parallel and perpendicular to their molecules. Recent progress in the developme...

Journal: :E3S web of conferences 2023

Researchers have used building energy simulation tools such as EnergyPlus to evaluate and occupant thermal preference. is a powerful tool for modeling buildings, However, when controlling the indoor set temperature using EnergyPlus, it common assume that all occupants’ preference same. Therefore, difficult know dynamic personal preferences implement centric set-point control. In this study, we ...

Journal: :international journal of energy and environmental engineering 2011
marc a. rosen rakesh kumar

the steady state effect of vertical fins is assessed on a photovoltaic/thermal solar air heater having a double pass configuration in which fins are placed in the lower channel perpendicular to the direction ofair flow. air passes through the upper channel of the air heater and before passing in the opposite direction through the lower channel. the effects of design, climatic and operating para...

Journal: :geopersia 2013
feridon ghadimi mahmoud mirzaei mohammad ghomi

in this study multivariate statistical analysis are used to characterize relationships between hydrochemical properties ofthermal and non-thermal springs. four factors for thermal waters and two for non-thermal springs were extracted basedon factor analysis. in thermal springs, the first factor showed high loading on ca, mg, na and k and this factor wasinterpreted as leaching of cations in the ...

2015
L. Girardin L. Lepage

The development of urban areas by densification of the existing urban infrastructure and setting up of new dwellings raises the question of spatial and temporal distribution of energy supplies to provide thermal comfort. Urban development projects are indeed not necessarily coordinated and may unexpectedly appear, either through new building projects or by opportunistic study of key area, or by...

2006
Thalita Giglio

This paper presents a thermal comfort analysis in outdoor spaces of low-income housing projects in Londrina city, Brazil. The objective is to improve the identification of client requirements in the design development process, in order to satisfy thermal comfort requisites of low-income housing users. It has been proved that human settlements quality is intimately linked with thermal comfort an...

Iran is ranked as the ninth largest greenhouse gas producer in the world, with an annual emission of nearly 180 million tons of CO2 by thermal power plants.. The purpose of this research is to simulate and optimize the optimal economic and environmental load dispatch and a portfolio of efficiency improvement strategies on both supply and demand sides in MT1, MT2, and EEP scenarios in using the ...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2000
abdolsamad zarrin ghalam moghaddam ali akbar hashemi pour rafsanjani

simultaneous thermal analysis (sta) method has been applied to study decomposition reactions of ap under a flowing nitrogen atmosphere and static air. results obtained indicate that a phase transformation occurs prior to the decomposition reaction. decomposition takes place exothermally in two stages, first stage of decomposition could be suppressed by the controlled heating programme. addition...

Journal: :geopersia 0
feridon ghadimi arak university of technology, department of mining engineering, arak, iran mahmoud mirzaei department of physics, faculty of science, arak university, arak, iran mohammad ghomi arak university of technology, department of mining engineering, arak, iran

in this study multivariate statistical analysis are used to characterize relationships between hydrochemical properties ofthermal and non-thermal springs. four factors for thermal waters and two for non-thermal springs were extracted basedon factor analysis. in thermal springs, the first factor showed high loading on ca, mg, na and k and this factor wasinterpreted as leaching of cations in the ...

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