نتایج جستجو برای: thermal indices

تعداد نتایج: 298874  

Journal: :natural environment change 2015
hassan farajzadeh mohammad saligheh bohloul alijani andreas matzarakis

the present study compared simple thermal indices and the indices derived from energy budget models in the northwest of iran. for this purpose, the air temperature, solar radiation, relative humidity, cloud, cover and wind speed of 13 meteorological stations in the northwest of iran during the  the period of 1986 to 2007 were selected for comparison. the results which were extracted using biokl...

Journal: :international journal of architectural engineering and urban planning 0
mansoureh tahbaz

preparing thermal comfort conditions in outdoor public spaces is one of the considerations of architectural design. if the constructed area does not support comfortable conditions in outdoor spaces, it will cause microclimatic problems for pedestrians and adjacent buildings. regarding the different thermal comfort conditions in outdoor spaces in comparison with indoor, several indices have been...

Because of the differences between indoor and outdoor thermal condition, preparing some outdoor thermal indices is a way to understand and categorize the outdoor thermal sensation. The aim of these indices is not to provide thermal comfort - as it is the aim of indoor indices. Instead, they are provided to analyze outdoor thermal sensation to help architects, landscape architects and urban desi...

Preparing thermal comfort conditions in outdoor public spaces is one of the considerations of architectural design. If the constructed area does not support comfortable conditions in outdoor spaces, it will cause microclimatic problems for pedestrians and adjacent buildings. Regarding the different thermal comfort conditions in outdoor spaces in comparison with indoor, several indices have b...

Hossein Elahi Shirvan Keyvan Sarebanzadeh, Khodabakhsh Zare Mohammad Faridan, Naser Hasheminejad Rasoul Hemmatjo, Sajad Zare

Background:Thermal stress may have numerous harmful effects on human health. This study aimed at investigating thermal stress in the city of Kerman, Iran. Methods:In this descriptive-analytical study, thermal stress was assessed from 6 AM to 9 PM in 2016 using four thermal stress indices including wet-bulb globe temperature (WBGT), environmental stress index (...

2009
G. LeRoy Hahn John B. Gaughan Terry L. Mader Roger A. Eigenberg

Heat exchanges with the environment are crucial processes for maintaining homeothermy by humans and other animals. These exchanges involve heat production, conservation, and dissipation, and are dependent on both biological and physical factors. The complexity of these exchanges has led to many attempts to represent the environmental aspects by surrogate thermal indices as a basis for assessing...

Journal: :Industrial health 2006
Yoram Epstein Daniel S Moran

Thermal stress is an important factor in many industrial situations, athletic events and military scenarios. It can seriously affect the productivity and the health of the individual and diminish tolerance to other environmental hazards. However, the assessment of the thermal stress and the translation of the stress in terms of physiological and psychological strain is complex. For over a centu...

2014
Marco Morabito Alfonso Crisci Alessandro Messeri Valerio Capecchi Pietro Amedeo Modesti Gian Franco Gensini Simone Orlandini

The aim of this study is to identify the most effective thermal predictor of heat-related very-elderly mortality in two cities located in different geographical contexts of central Italy. We tested the hypothesis that use of the state-of-the-art rational thermal indices, the Universal Thermal Climate Index (UTCI), might provide an improvement in predicting heat-related mortality with respect to...

2012
Krzysztof Blazejczyk Yoram Epstein Gerd Jendritzky Henning Staiger Birger Tinz

Over the past century more than 100 indices have been developed and used to assess bioclimatic conditions for human beings. The majority of these indices are used sporadically or for specific purposes. Some are based on generalized results of measurements (wind chill, cooling power, wet bulb temperature) and some on the empirically observed reactions of the human body to thermal stress (physiol...

Journal: :پژوهش های جغرافیایی (منتشر نمی‏شود) 0
حسن ذوالفقاری استادیار گروه جغرافیای دانشگاه رازی کرمانشاه

abstract many indices designed by researches for study of human-biometeorology and bioclimatology that today broadly using for assessing the relationships between the climate and tourism .among the proposed indices, thermo- physiological indices as pet and pmv that derived from human energy balance models, important from others. to define of proper calendar for tourism in tabriz we have used of...

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