fluid dynamics of packed columns principles of the fluid dynamic design of columns for gasliquid and liquidliquid systems
fluid dynamics of packed columns principles of the fluid dynamic design of columns for gasliquid and liquidliquid systems
... 2 Principles of the Fluid Dynamic Design of Packed Columns for Liquid/Liquid Systems 7 Basic Principles of Packed Column Design for Liquid/Liquid Systems 315 7.1 Introduction 315 7.2 Two-PhaseFlowandOperatingRanges ... structured and random packings. When planning the design of packed columns, it therefore particularly important to use reliable met...
Ngày tải lên: 02/04/2014, 14:41
Influence of Polyferric Sulfate Coagulant on the amoA mRNA Expression of Ammonia Oxidizer in Activated Sludge
... of a 491-bp fragment of the amoA gene was carried out using the amoA-1F and amoA-2R primer set specific for amoA gene of AOB belonging to the ß subclass of Proteobacteria. The thermal profiles ... the case of Fe/P molar ratio of 5, copy number of amoA mRNA obviously decreased and 40% of ammonia remained at the end of the batch experiment. According...
Ngày tải lên: 05/09/2013, 10:15
Teaching speaking skill to non english major students of pre intermediate level at the people’s police academy some suggested techniques and activities
... understand and use the professional terms and structures 2.1.2. Description of the students at the PPA Like students of other colleges and universities, in order to be students of the PPA, they ... Students of the PPA come from all parts of the country: big cities, provinces and mountainous areas. New students of the PPA do not have the same level...
Ngày tải lên: 06/02/2014, 14:40
Tài liệu Báo cáo khoa học: Electrostatic role of aromatic ring stacking in the pH-sensitive modulation of a chymotrypsin-type serine protease, Achromobacter protease I pdf
... 3B). The pK 2 increased as the size of the residue at position 169 increased. The effect of the size of the residue at position 169 may be related to the solvent accessibility of the side-chain of His210 ... solvent ASA of the side-chain of His210 increased with the decrease in size of the side-chain at residue 169 (Table 1 and Fig. 3A). However, the...
Ngày tải lên: 21/02/2014, 03:20
THE EFFECTS OF THREE ORGANIC CHEMICALS ON THE UPPER THERMAL TOLERANCES OF FOUR FRESHWATER FISHES potx
... of fish in the absence and presence of chemicals were measured individually using the CTMaximum test method. The methodology for conducting the tests for this study was designed on the basis of ... temperature stress and other stressors in the environment. For example, the CTM value is appropriate for determining the relative temperatures for loss of equil...
Ngày tải lên: 14/03/2014, 20:20
Báo cáo Y học: Synthesis, conformational analysis and biological activity of cyclic analogs of the octadecaneuropeptide ODN Design of a potent endozepine antagonist pot
... isomerism. Characterization of the secondary structure of these two ligands of ODN receptors should provide useful information for the design of potent, stable and selective agonists and antagonists of these receptors. ... (< 0.28 nm), and NH of Leu7 residue and C¼OofLeu5(< 0.24 nm). The proximity of these two C¼O acceptors for one NH donor could explai...
Ngày tải lên: 24/03/2014, 04:21
Báo cáo khoa học: Presence of membrane ecdysone receptor in the anterior silk gland of the silkworm Bombyx mori pdf
... tissues contain two EcR isoforms, EcR-A and EcR-B1, EcR-A isoform is predominantly expressed in the ASGs at pupation in Bombyx [26], and ther efore we used anti-EcR-A s erum for the Western blotting. ... expression required for completion of PCD is accomplished during t he first 8 h of 20E challenge, but withdrawal of 20E before 30 h of the culture interferes with t he PC...
Ngày tải lên: 30/03/2014, 15:20
numerical computation of internal and external flows the fundamentals of computational fluid dynamics, second edition
... forms the subject of this book, and as already mentioned designates the software tools that allow the analysis of the fluid flow, including the thermal heat transfer and heat conduction effects in the ... grow further and to become a key-driving factor to all aspects of industrial analysis and design. In the automotive industry for instance, the time required f...
Ngày tải lên: 01/04/2014, 10:56
Computational fluid dynamics analysis of a twisted airfoil shaped two-bladed H-Darrieus rotor made from fibreglass reinforced plastic (FRP)
... in the literature. Considerable improvement in the understanding of VAWT can be achieved through the use of Computational Fluid Dynamics and experimental measurements [11]. The objective of the ... highlight the potential of CFD as a tool for the performance measurement of vertical axis wind rotor. Further, the contour plots of velocity magnitude were ge...
Ngày tải lên: 05/09/2013, 15:28