نتایج جستجو برای: mean radiant temperature

تعداد نتایج: 1013649  

Journal: :تحقیقات نظام سلامت 0
احسان حاجی عظیمی کارشناس ارشد، گروه بهداشت حرفه ای، دانشکده پزشکی، دانشگاه تربیت مدرس، تهران، ایران.) علی خوانین دانشیار، گروه بهداشت حرفه ای، دانشکده پزشکی، دانشگاه تربیت مدرس، تهران، ایران. اردلان سلیمانیان کارشناس ارشد، گروه بهداشت حرفه ای، دانشکده پزشکی، دانشگاه تربیت مدرس، تهران، ایران فیروز ولی پور مربی، مرکز تحقیقات پژوهشگاه بهداشت، دانشگاه علوم پزشکی بقیه الله (عج)، تهران، ایران. حبیب اله دهقان مربی، گروه بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

background: heat stress is one of the agents in the work environment that can create numerous problems for workers. the objective of this research is to study heat stress control in the foundry platform of a steel plant in tehran. methods: in this experimental study, controlling plans were demonstrated for the work conditions improvement in one of steel plant's foundry platforms. for controllin...

2017
Jefferson Torres Helena Coch Isabel Crespo Antonio Isalgué

Industrial building rehabilitation is one the latest trends within the field of sustainable development. However, these interventions often disregard the issue of user comfort, despite being the most important factor of energy efficiency. This work deals with the assessment of the indoor thermal conditions of a restored industrial building, considering not only air temperature but also mean rad...

Journal: :Journal of tropical pediatrics 2010
A R Horn M C Harrison L L Linley

This study describes and evaluates a simple method of neuroprotective hypothermia for infants with hypoxic-ischaemic encephalopathy (HIE). Five term infants with HIE were cooled by applying soft, cold gel bags to the head. A radiant warmer, set to 34 degrees C, servo-controlled the temperature measured at a probe between the infant's back and the mattress. The infants' heads were shielded from ...

2012
A. J. Legg T. Cannon A. J. Hamer

J Bone Joint Surg Br 2012;94-B:254––6. Received 7 June 2011; Accepted after revision 14 September 2011 Patient warming significantly decreases the risk of surgical site infection. Recently there have been concerns that forced air warming may interfere with unidirectional airflow, potentially posing an increased risk of infection. Our null hypothesis was that forced air and radiant warming devic...

2014
Jianxiang Huang John D. Spengler

This paper introduces CityComfortþ, a new method to simulate the spatial variation of the mean radiant temperature (Tmrt) in dense urban areas. This method derives the Tmrt by modeling five components of radiation fluxesddirect solar radiation, diffuse solar radiation, reflected solar radiation, long-wave radiation from the atmosphere, and long-wave radiation from urban surfacesdeach weighted b...

2010
Henning Staiger Andreas Matzarakis

Thermal radiation significantly impacts the energy balance of human beings, and is usually assessed via mean radiant temperature Tmrt. The longwave down-welling radiation (LDR) and the up-welling from ground (LUR) are rarely measured, but are in the same order of magnitude as daily means of shortwave irradiation. This study evaluates simple, but theoretically based algorithms for LDR and LUR by...

Journal: :Journal of neurophysiology 2014
Lydia M Zopf Claudio R Lazzari Harald Tichy

Thermoreceptors provide animals with background information about the thermal environment, which is at least indirectly a prerequisite for thermoregulation and assists bloodsucking insects in the search for their host. Recordings from peg-in-pit sensilla and tapered hairs on the antennae of the bug Rhodnius prolixus revealed two physiologically different types of warm cells. Both types responde...

Mehdi Khakzand, Morteza Ojaghlou

Environmental matters are more complicated. Sustainability of environment requires an integrated approach to decisions making, planning, and management. Therefore, there is a need for a professional and systematic environmental management approach to reducing the consumption of resources. This approach is generally lacking in most universities, and therefore achievement of sustainability become...

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