نتایج جستجو برای: saturation moisture

تعداد نتایج: 87902  

2011
PAUL A. O’GORMAN NICOLAS LAMQUIN TAPIO SCHNEIDER MARTIN S. SINGH

An idealized model of advection and condensation of water vapor is considered as a representation of processes influencing the humidity distribution along isentropic surfaces in the free troposphere. Results are presented for how the mean relative humidity distribution varies in response to changes in the distribution of saturation specific humidity and in the amplitude of a tropical moisture s...

2005
P. Matgen J.-B. Henry G. Drogue F. Fenicia R. van den Bos P. de Fraipont L. Hoffmann L. Pfister Gabriel Lippmann

* Corresponding author ** This study is supported by the ‘Ministère Luxembourgeois de la Culture, de l’Enseignement Supérieur et de la Recherche’ and the French Space Agency (CNES) Abstract –Owing to the non-linearity of the rainfallinfiltration-runoff relationship, soil water content in the river basin represents a key parameter to be monitored for flood management purposes. Remote sensing obs...

2007
Maik KOCH Markus FISCHER Stefan TENBOHLEN

The breakdown voltage of mineral insulation oil was systematically investigated under the influences of moisture, acidity, pressure and particles. The standards IEC156/95 (VDE0370/Part5/96 and ASTM D1816) specified the test conditions. Moisture provides charge carriers, therefore a moisture saturation of 0 to 20 % decreases the breakdown voltage from 72 down to 61 kV. Acids as aging products de...

2013
Guneet Mander Gurinder Pal Singh

Moisture is an important consideration in many aspects ranging from irrigation, soil chemistry, golf course, corrosion and erosion, road conditions, weather predictions, livestock feed moisture levels, water seepage etc. Vegetation and crops always depend more on the moisture available at the root level than on precipitation occurrence. In this paper, design of an instrument is discussed which ...

Praful Giradkar Pramod Yeole Premchand Nakhat Shagufta Khan,

     The aim of the present research was to study the effects of weak cation exchange resins, polacrilex with exchangeable H+ and polacrillin potassium and strong cation exchange resin sodium polystyrene sulfonate on water uptake behavior of ranitidine hydrochloride. Drug resin complexes (DRC) were prepared and evaluated for the percentage of moisture gain when placed in a humidity c...

2009
K. N. Bharath

Natural fibers are gaining the interest of scientist and engineering in packaging, low cost housing and other general applications. In the present study, adhesive tensile and moisture absorption properties of randomly distributed areca fibre and maize powder reinforced urea formaldehyde composites has been investigated. Composites were prepared by hydraulic hot press at 150C and 100 bar pressur...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

2004
Jeffrey P. Walker Garry R. Willgoose Jetse D. Kalma

A number of automated techniques for point measurement of soil moisture content have been developed to an operational level over the past few decades. While each of those techniques have been individually evaluated by the thermogravimetric (oven drying and weighing) method, typically under laboratory conditions, there have been few studies which have made a direct comparison between the various...

Journal: :International Journal of Current Microbiology and Applied Sciences 2019

Journal: :IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 2022

Mapping the spatial extent of recently identified englacial hydrological features (i.e., ice slabs and perennial firn aquifers) formed by meters-thick water-saturated layers over percolation facies Greenland Ice Sheet using L-band microwave radiometry has been demonstrated. However, these initial maps are binary, do not provide a parameter to estimate variability in thickness volumetric ...

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