نتایج جستجو برای: moisture control

تعداد نتایج: 1364350  

2015
Sharon L. Sessions Michael J. Herman

We investigate the response of convection to idealized pertur-4 bations in the thermodynamic environment in simulations which parame-5 terize the large scale circulations using the weak temperature gradient (WTG) 6 approximation. The perturbations include a combination of modifying the 7 environmental moisture and atmospheric stability via imposing anomalies 8 in reference moisture and temperat...

Arian Rinzema Ebrahim Vasheghani-Farahani Parisa Hejazi, Seyed Abbas Shojaosadati, Zohreh Hamidi-Esfahani,

Different control strategies of bed temperature and moisture were investigated using various inlet air temperatures and air fluxes in both the ordinary packed bed bioreactor (without cooling water in the jacket) and the bioreactor with cooling water in jacket. The experiments were carried out within a 1-L solid-state packed bed bioreactor in which Aspergillus niger was cultivated on wheat bran....

2004
Zeyu Liu Perry Y. Li

Many industrial processes are in cascade configuration in which the material being processed goes through a sequence of processing units. In many cases, direct in-process measurements of the relevant variable are not available at all but at the last processing unit. Surrogate or model based soft measurements in which the relevant inprocess variables are inferred from other measurements would be...

2006
Xiao-Dong Yu Tian-Hong Luo

Habitat distribution and seasonal occurrence of carabid beetles were determined using pitfall traps in 1999 and 2000 in the temperate forest zone of the Dongling Mountain, North China. Eight sites differing in vegetation and moisture were selected so as to represent four habitat types. Carabid assemblages of the six forested habitats (lowland, upland and coppice) were more similar to each other...

2017
Juha M. Alatalo Annika K. Jägerbrand Jaanis Juhanson Anders Michelsen Peter Ľuptáčik

High-altitude and alpine areas are predicted to experience rapid and substantial increases in future temperature, which may have serious impacts on soil carbon, nutrient and soil fauna. Here we report the impact of 20 years of experimental warming on soil properties and soil mites in three contrasting plant communities in alpine/subarctic Sweden. Long-term warming decreased juvenile oribatid mi...

Journal: :Indoor air 2012
U Haverinen-Shaughnessy A Borras-Santos M Turunen J-P Zock J Jacobs E J M Krop L Casas R Shaughnessy M Täubel D Heederik A Hyvärinen J Pekkanen A Nevalainen

UNLABELLED The aim of this study was to assess occurrence of dampness and mold in school buildings in three European countries (the Netherlands, Spain, and Finland), representing different climatic regions. An assessment was performed utilizing both questionnaires and on-site building investigations, and the agreement between these two methods was evaluated for validation purposes. On the basis...

2018
Ulrich Wietelmann Jan Klett

The element lithium has been discovered 200 years ago. Due to its unique properties it has emerged to play a vital role in industry, esp. for energy storage, and lithium-based products and processes support sustainable technological developments. In addition to the many uses of lithium in its inorganic forms, lithium has a rich organometallic chemistry. The development of organometallic chemist...

2006
Fuji Jian Digvir S. Jayas Noel D. G. White

Vertical movement and distribution of Cryptolestes ferrugineus (Coleoptera: Laemophloeidae) adults in stored wheat and corn were studied in small (0.1 x 0.1 x 1 m) and large (0.6 m diameter and 1.12 m high) columns. The adults were introduced at the top, middle, and bottom of the small columns with a uniform moisture content (wheat: 14.5 +/- 0.1%, corn 13.5 +/- 0.1%, 15.5 +/- 0.1%, and 17.5 +/-...

2011
D. Penna G. Dalla Fontana

This study investigates the role of soil moisture on the threshold runoff response in a small headwater catchment in the Italian Alps that is characterised by steep hillslopes and a distinct riparian zone. This study focuses on: (i) the threshold soil moisture-runoff relationship and the influence of catchment topography on this relation; (ii) the temporal dynamics of soil moisture, streamflow ...

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