نتایج جستجو برای: human thermal comfort

تعداد نتایج: 1863040  

2016
Simone Queiroz da Silveira Hirashima Eleonora Sad de Assis Marialena Nikolopoulou

This dataset describe microclimatic parameters of two urban open public spaces in the city of Belo Horizonte, Brazil; physiological equivalent temperature (PET) index values and the related subjective responses of interviewees regarding thermal sensation perception and preference and thermal comfort evaluation. Individuals and behavioral characteristics of respondents were also presented. Data ...

2016
Ioannis A. Sakellaris Dikaia E. Saraga Corinne Mandin Célina Roda Serena Fossati Yvonne de Kluizenaar Paolo Carrer Sani Dimitroulopoulou Victor G. Mihucz Tamás Szigeti Otto Hänninen Eduardo de Oliveira Fernandes John G. Bartzis Philomena M. Bluyssen

Indoor environmental conditions (thermal, noise, light, and indoor air quality) may affect workers' comfort, and consequently their health and well-being, as well as their productivity. This study aimed to assess the relations between perceived indoor environment and occupants' comfort, and to examine the modifying effects of both personal and building characteristics. Within the framework of t...

2002

For this study, empirical data on the thermal comfort parameters (i.e. room space temperature, velocity and relative humidity) was collected for the computation of the PMV and PPD thermal comfort index for the three flat types. The study shows that wind ventilation has a great effect on the interior comfort condition. This is evident from the diurnal variations of PMV values. Majority of the da...

2015
Shigeru Imai Shoichi Kojima

Currently, convective heating with a heat-pump system, which has high energy efficiency, is popular for room heating. However, it is possible that energy savings using convective heating can be further improved using heat pumps that service both occupied and unoccupied spaces. Moreover, convective heating increases vertical temperature gradients in a room; thus, it is hard to say whether occupa...

Journal: :معماری و شهرسازی 0
منصوره طاهباز دانشگاه شهید بهشتی، دکترای معماری

one of the primary stages of climatic architectural design is the knowledge of the environmental conditions and meteorology data analyzing according to human thermal comfort and usage of building material. nowadays access to meteorology data of all iran meteorology stations is available on the website of the iran meteorology organization. therefore every architect who feels himself/herself resp...

2018

i. Thermo-physiological comfort: achieving a comfortable thermal and humid condition in which the thermo-regulating capacity, the thermal insulation and the moisture-regulating capacity of the garment are considered as a function of environmental conditions (climate) and the working conditions (level of effort). Thermo-physiological comfort is strongly affected by the fabric, the style and the ...

2005
Roberto Z. Freire Gustavo H. C. Oliveira Nathan Mendes

This work is focused on indoor thermal comfort control problem in buildings equipped with HVAC (Heating Ventilation and Air Conditioning) systems. The occupants thermal comfort is addressed here by a comfort zone in the psychrometric chart and the PMV (Predict Mean Vote) index. In this context, three control algorithms are proposed by using only-one-actuator system associated to a heating equip...

Journal: :natural environment change 0
mohammad baaghideh assistant professor of climatology, department of physical geography, faculty of geography and environmental science, hakim sabzevari university, sabzevar, iran fatemeh mayvaneh phd student in urban climatology, department of physical geography, faculty of geography and environmental science, hakim sabzevari university, sabzevar, iran ali shekari badi m.a. in geomorphology, department of physical geography, faculty of geography and environmental science, hakim sabzevari university, sabzevar, iran taybeh shojaee phd student in urban climatology, department of physical geography, faculty of geography and environmental science, hakim sabzevari university, sabzevar, iran

the universal thermal climate index (utci) addresses these shortcomings by using an advanced thermo-physiological model. the aim of this study was to investigate and prepare zoning of thermal comfort condition using utci. meteorological data including temperature, wind speed, cloudiness and relative humidity were obtained on a daily time scale from 10 synoptic stations during (2004-2013) period...

Journal: :Environmental Research, Engineering and Management 2021

Assessment of the big cities bioclimate during heat wave (HW) events is a highly topical issue and focus point for many researchers. Reliable results assessment stress (HS) intensity HWs form basis development implementation adaptation measures. In Ukraine, first HW studies started only few years ago, thermal comfort conditions these atmospheric phenomena have not been explored yet. The purpose...

Journal: :Journal of Urban Management 2021

Trees play an important part in landscaping as well thermal environment adjustment. This study selected a satellite city of Sichuan Province China, Xindu, for field measurement about tree’s crown characteristics on their cooling performances five sunny summer days during August 2019. There were several parameters showing tree used, including canopying size (tree radius, TCR), geometry (the rati...

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