نتایج جستجو برای: Energy ratios

تعداد نتایج: 781115  

Journal: :The Transactions of The Korean Institute of Electrical Engineers 2011

Journal: :Nippon Eiseigaku Zasshi (Japanese Journal of Hygiene) 1994

The Ocean has provided a new avenue in the quest for renewable energy. One potentialsource of energy is marine current, which is harnessed using either vertical or horizontal axis turbines.This paper describes a particular type of vertical axis turbine which is suitable for low current velocityapplications. The simulation of Savonius-type turbine, which hitherto has never been proposed formarin...

Journal: :علوم دامی ایران 0
بهزاد صدیقی شیخ حسن دانشجوی دکتری تغذیۀ طیور، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمود شیوازاد استاد گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج مجتبی زاغری استاد گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

in this study 60 arian male chickens for six weeks were used in a completely randomized block to evaluate the effect of three dietary energy level on performance and prevention ascites. diets energy levels were: as catalog; 100 and 150 kcal lower in starter and grower and finisher periods; 200 kcal and 300 kcal lower in starter and grower that catalog respectively. during the experiment, body w...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه پلیمر و پتروشیمی ایران - پژوهشکده پتروشیمی 1389

this is an original study on the effect of a polyisobutylene – polydimethylsiloxane (pibpdms) block copolymer modifier used as an interfacial active agent on the dynamics behaviour of single newtonian drops suspended in a polyisobutylene (pib) newtonian matrix. the results were divided in two sections. the first part included the experiments carried out on the non-modified and 2% block cop...

2017
Fallou SENE Mactar FAYE Vincent SAMBOU Ababacar THIAM Alioune Diop

This paper investigated the impact of Window to Wall Ratios (WWR) an the thermal comfort and energy lighting demand of a building in tropical zone. Simulations were carried out for a reference office proposed by Task 27 of IEA using three Window to Wall Ratios (WWR). Results were analyzed both in terms of operative temperature and energy lighting consumption. Simulations results showed that for...

1999
K. Redlich

The present knowledge about hadrons produced in relativistic heavy ion collisions is compatible with chemical freeze-out happening when the energy density divided by the particle density reaches the value of 1 GeV. This observation is used to determine the energy dependence of the chemical freeze-out parameters Tch and μ ch B for beam energies varying between 1 and 200 A·GeV. The consequences o...

1999
K. Redlich

The present knowledge about hadrons produced in relativistic heavy ion collisions is compatible with chemical freeze-out happening when the energy density divided by the particle density reaches the value of 1 GeV. This observation is used to determine the energy dependence of the chemical freeze-out parameters Tch and μ ch B for beam energies varying between 1 and 200 A·GeV. The consequences o...

Journal: :Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2007
Carolina Samuelsson Lars Hillered Maria Zetterling Per Enblad Göran Hesselager Mats Ryttlefors Eva Kumlien Anders Lewén Niklas Marklund Pelle Nilsson Konstantin Salci Elisabeth Ronne-Engström

Astrocytic glutamate (Glt) uptake keeps brain interstitial Glt levels low. Within the astrocytes Glt is converted to glutamine (Gln), which is released and reconverted to Glt in neurons. The Glt-Gln cycle is energy demanding and impaired energy metabolism has been suggested to cause low interstitial Gln/Glt ratios. Using microdialysis (MD) measurements from visually noninjured cortex in 33 neur...

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