نتایج جستجو برای: heat gain

تعداد نتایج: 366158  

2009
Robert Green

Power Consumption and Competitive Advantage Minimizing power consumption is one of the most critical design goals for portable wireless devices. Heat dissipation due to undesirable power requirements affects product reliability and product life. Most important, and one of the few things the average consumer understands, is the useable time of the device between battery charges. Longer operating...

Journal: :علوم دامی ایران 0
علیرضا صفامهر دانشیار، دانشگاه آزاد اسلامی، واحد مراغه سجاد یعقوب زاده دانشجوی کارشناسی ارشد، دانشگاه آزاد اسلامی، واحد مراغه علی نوبخت استادیار دانشگاه آزاد اسلامی، واحد مراغه

this study was carried out to determine the effects of different levels of protein and probiotic (protexin) on performance, and immune response in ross (308) broiler exposed to heat stress. five hundred and forty one-day old broilers were employed in a compeletly randomized design (3×3 factorial arrangement) of 3 replicates for each treatment. the diets were formulated according to nrc (1994) r...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2013
Joanie Larose Heather E Wright Jill Stapleton Ronald J Sigal Pierre Boulay Stephen Hardcastle Glen P Kenny

Studies in young adults show that a greater proportion of heat is gained shortly following the start of exercise and that temporal changes in whole body heat loss during intermittent exercise have a pronounced effect on body heat storage. The consequences of short-duration intermittent exercise on heat storage with aging are unclear. We compared evaporative heat loss (HE) and changes in body he...

2014
Yuxiang Chen Samson Yip Andreas Athienitis Yuxiang CHEN Samson YIP Andreas ATHIENITIS

This study investigates the daylighting and thermal performance of open-plan office buildings with two scenarios of daylight louvers – fixed and motorized ones. Both types are for facade window applications. They redirect transmitted daylight to eliminate glare on occupants and increase daylight levels deeper in the interior space, but have significantly different daylight transmitting characte...

1999
C. S. Wang J. S. Chen S. Maruyama

Molecular dynamics of argon atoms in a nano-triangular channel which consists of (111) platinum walls were studied. The molecular dynamics simulations aim to gain understanding in the heat transfer through the channel including the influence of the contact resistances which become important in small-scale systems. The heat transfer properties of the finite-space system were measured at a quasi-...

Journal: :پژوهش های علوم دامی ایران 0
مرضیه افخمی حسن کرمانشاهی ابوالقاسم گلیان

a crd experiment was conducted to study three different soybean meals on experimental qualitative properties, digestibility of protein and performance in broiler chickens for a 42 day period. a total of 195 day-old ross 308 male broiler chickens were randomly distributed to 3 dietary treatments with five replicates of 13 chicks each. to measure digestibility of protein, thirty 15-day-old ross 3...

Journal: :Cancer research 1984
E L Gillette

Values for thermal enhancement and therapeutic gain are useful for deciding future directions of hyperthermia combined with other cancer therapy modalities. Evidence of thermal enhancement of effects on normal tissues is important as it indicates the need for dose modification. Specific values cannot be used generally to determine the degree of dose modification for clinical applications. A ran...

M. Salarmoini S. M. Rouhalamini

This study was conducted to investigate the effects of different levels of zinc sulfate and chromium picolinate on performance, body temperature, carcass characteristics, tibia ash and serum biochemical parameters of Japanese quails under heat stress condition. The birds (n = 540; 7-d-old) were randomly assigned to 9 treatment groups consisting of 3 replicates of 20 birds each in a 3 × 3 factor...

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