نتایج جستجو برای: 5 0c
تعداد نتایج: 1216151 فیلتر نتایج به سال:
A high precision temperature insensitive current and voltage reference generator is presented. It is specifically developed for temperature compensated oscillator. The circuit, designed using MXIC 0.5um CMOS technology, has an operating voltage that ranges from 2.6V to 5V and generates a voltage of 1.21V and a current of 6.38 A. It exhibits a variation of ±0.3nA for the current reference and a ...
Changes in fluidization behaviour of green peas particulates with change in moisture content during drying were investigated using a fluidized bed dryer. All drying experiments were conducted at 50 + 2 0C and 13 + 2 % RH using a heat pump dehumidifier system. Fluidization experiments were undertaken for the bedheights of 100, 80, 60 and 40 mm and at 10 moisture content levels. Fluidization beha...
Fermented maize product ‘ogi’ is a popular weaning and breakfast cereal in sub-Saharan Africa traditionally made from maize, sorghum or millet. It is prepared by steeping clean grains in water at room temperature (25±2 0C) for two to three days [1]. The steep water is decanted and the fermented grain is washed with clean water and then wet-milled. The bran is removed by wet sieving and the slur...
Different drying methods viz., Sun drying, shade drying and tray drying (temperature 45, 55 and 65 0C) were used for dehydration of curry (Murraya koenigii) leaves for optimal retention of color and its constituents. It was observed that the time required for tray drying was less (27%), when compared to sun and shade drying. Tray dried (550C) curry leaves had maintained nutritional constituents...
The western waters of Sumatera are one the that have potential coastal and ocean resources. Oceanographic factors can be related to high productivity in SST (Sea Surface Temperature) distribution chlorophyll concentration. Sibolga geographically quite strategic, because they located Indian Ocean, most catch is landed at Nusantara Fisheries Port. This Study aims understand trend fluctuations fis...
Understanding nitrogen mineralization from different organic sources should be a key factor in developing efficient prediction of the need for nitrogen fertilization with minimal negative environmental impact. In order to investigate nitrogen mineralization rate in soils amended with compost, vermicompost and cattle manure, an experiment was done as factorial in a randomized complete block de...
Activated carbon is loaded with 2 totally different metals: Ce and iron. The catalyst was characterised by Brunauer Emmett Teller (BET) Fourier rework Infrared (FTIR). discharged conditioner had the best area pore volume of 1100 m2/g 0.3 cm3/g, respectively.AC/Ce/Fe achieved kerosene adsorption performance (75%) though lowest surface 965.7608 0.39 cm3/g due to acidic sites required for sulfur c...
فولادهای ماریجینگ از خانواده فولادهای با استحکام زیاد می باشند. مهمترین ویژگی این فولادها این است که علاوه بر داشتن استحکام کششی بسیار بالا و سختی زیاد، فوق العاده داکتیل و انعطاف پذیر هستند. از اینرو در کاربردهای حساس مهندسی و نظامی، آنجا که در کنار استحکام زیاد، انعطاف پذیری خوبی نیز مورد نیاز است بکار میروند. از پیدایش این فولادها بیش از چهل سال نمی گذرد و تکنولوژی تولید آن نیز در اختیار چند...
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