§3 4 mass transfer in laminar flow

Mass Transfer in Chemical Engineering Processes Part 3 docx

... walls A preliminary design of a packed column involves the following steps: Choice of packing; Column diameter estimation; 42 Mass Transfer in Chemical Engineering Processes Mass transfer coefficients ... features involving the packing are extensively detailed in the study of Eckert (1970) 44 Mass Transfer in Chemical Engineering Processes Ref: Henley & Seader (1981) Fig Random packing: (a) plastic ... packing surface area due to instabilities in liquid flow, such as ripples, waves, detachment of the film into liquid 56 Mass Transfer in Chemical Engineering Processes showers, etc The resulting...

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Mass Transfer in Chemical Engineering Processes Part 4 pot

Danh mục: Kĩ thuật Viễn thông

... structured packings, Ind Eng Chem Res., v 47 , pp 32 74- 32 84 66 Mass Transfer in Chemical Engineering Processes Lévêque, J., Rouzineau, D., Prévost, M., Meyer, M (2009) Hydrodynamic and mass transfer ... efficiency of randomly-packed column: modeling considerations, Chemical Engineering and Processing, v 40 , pp 41 -48 68 Mass Transfer in Chemical Engineering Processes Shulman, H J., Ullrich, C F., ... with other researchers in the drying industry using mathematical 86 Mass Transfer in Chemical Engineering Processes modeling for the simulation of the drying mechanism in commercial dryers demonstrated...

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Mass Transfer in Multiphase Systems and its Applications Part 3 potx

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... follows: Re ∈ ; PG-L/VL ∈ < 540 ; 45 00 W/m3>; wog ∈ No Impeller A B C ±Δ, % Rushton Turbine CD A 315 0.029 0.028 0.122 0 .44 0.3 74 0 .43 2 0.5 34 0.622 0.79 3.7 ... slightly inclined layer Shown in Fig are the series of interferograms of the concentration field generated during surfactant dissolution from the drop in the layer inclined at an angle α = 9° As in ... alcohol in a matter of ten minutes 84 Mass Transfer in Multiphase Systems and its Applications 15 10 C, % 5 0 d0 r, mm Fig 16 Radial distributions of surfactant concentration in the vicinity and inside...

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Mass Transfer in Multiphase Systems and its Applications Part 4 pot

Danh mục: Kĩ thuật Viễn thông

... Local Approach in the Modeling of Flotation Flotation Transfer Transfer in Gas-Liquid Contacting Modeling of and Massand Mass in Gas-Liquid Contacting Systems Systems 141 141 In reference to ... Mass Transfer in Multiphase Systems and its Applications Local modeling of transfers in gas-liquid bubbly flows 3.1 Mass transfer in gas-liquid flow There are number of formulations of mass transfer ... Approach in the Toward a Multiphase Local Approach in the Modeling of Flotation Flotation Transfer Transfer in Gas-Liquid Contacting Modeling of and Massand Mass in Gas-Liquid Contacting Systems...

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MÔ HìNH HOá QUá TRìNH TRAO ĐổI NHIệT ẩM TRONG MáY ấP TRứNG GIA CầM Modeling of heat and mass transfer in chicken egg incubators

Danh mục: Sinh học

... Solar drying systems: Simulations and optimization, Agrotech Publishing Academy, Udaipur, pp 131-133 Haghighi K., Segerlind L.J, (1988), Modeling Simultaneous Heat and Mass Transfer in Isotropic ... Trans ASEA, pp 31 Husain A., Chen C.S., Clayton J T, Whitney L.F (1972), Mathematical Simulation of Mass and Heat Transfer in High Moisture Foods, Trans ASAE, pp 55-59 2 24 Husain A., Chen C.S., Clayton ... Simultaneuos Heat and Mass Diffusion in Biological Material, Trans ASAE, pp 69-73 Luikov, A V (1980), Heat and mass transfer, Mir Publisher, Moscow Peebles E D, Christopher D McDaniel (20 04) , A Practical...

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Tài liệu MASS TRANSFER IN CHEMICAL ENGINEERING PROCESSES pdf

Danh mục: Tự động hóa

... 0.1208 0.10 84 0.1225 0.1035 0.12 74 0.1981 0.37 24 0.1666 0.1715 0.15 94 0. 243 1 0. 149 9 0.1856 0 .41 11 0.9 540 0.3 145 0 .45 20 0 .45 45 0 .45 54 0.2850 0.3851 0.3091 0.7560 0.2260 0.35 94 0.35 94 0.5611 0.2056 ... 0.0 045 0.0279 0.10 84 0.15 94 0 .45 45 0.35 94 1.6267 2.9228 5. 741 9 4. 90 54 4.5018 68.2393 11.53 823.8 lower oil phase CH4 0.7231 1.9091 30.6201 0.3081 0.0 240 0.1225 0. 243 1 0 .45 54 0.5611 2 .40 97 3.3796 3.8080 ... 5. 647 7 0.7177 2.6 848 1.6267 2 .40 97 0.8201 0.7089 1.9029 5. 640 1 0.7219 2.2 140 2.9228 3.3796 1.03 94 0.8206 4. 3693 7. 146 5 1.5 241 3.5759 5. 741 9 3.8080 2.1 943 1. 941 1 3 .43 55 5.2515 1.1 743 2.1883 4. 9054...

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Báo cáo khoa học: Role of Acinetobacter calcoaceticus 3,4-dihydrocoumarin hydrolase in oxidative stress defence against peroxoacids Kohsuke Honda, Michihiko Kataoka, Eiji Sakuradani and Sakayu Shimizu doc

Danh mục: Báo cáo khoa học

... contains the gene encoding DCH lacking the C-terminal region, in which Asp and His residues involved in the catalytic triad are contained The kanamycin resistance gene (KmR), including its own promoter, ... assay, SDS/PAGE and protein determination Acinetobacter strains and the recombinant E coli strains were cultured in mL LB medium For cultivation of the recombinant E coli strains, isopropyl thio-b-D-galactoside ... speciﬁc 3 ,4- dihydrocoumarin-hydrolysing activity of 116 UÆmg)1 and monochlorodimedonbrominating activity of 14. 3 UÆmg)1, i.e 30-fold increases in comparison with those of A calcoaceticus F46 (See...

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Heat and Mass Transfer in Porous Media pdf

Danh mục: Kiến trúc - Xây dựng

... Roberto Frias 42 00 -46 5 Porto Portugal e-mail: jdelgado@fe.up.pt ISSN 1869- 843 3 ISBN 978-3- 642 -21965-8 DOI 10.1007/978-3- 642 -21966-5 e-ISSN 1869- 844 1 e-ISBN 978-3- 642 -21966-5 Springer Heidelberg ... eStudio Calamar, Berlin/Figueres Printed on acid-free paper Springer is part of Springer Science+Business Media (www.springer.com) Contents Treatment of Rising Damp in Historical Buildings ... of Rising Damp in Historical Buildings Wall thickness (m) 0.20 0 .40 0.20 m m 0 .40 m m 0.60 0.60 m m 0.80 0.80 m m 1.00 1.00 m m Moisture content (kg/m 3) – 21 21 – 42 42 – 63 63 – 84 84 – 105...

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Buoi 3 4 Vẽ mạch in với phần mềm Orcad CDA Training

Danh mục: Cao đẳng - Đại học

... tìm vđk 89s52 ta gõ AT89S52, tìm IC 744 7 gõ 74HC47 74LS47 744 7, tìm 7805 gõ 7805… c Lấy Mass VCC: Bấm phím tắt G F bảng Place Ground Gõ từ khóa GND muốn lấy - Mass từ khóa VCC muốn lấy Vcc Kích ... khiển 8051 Buổi 4: Vẽ mạch in với Orcad Trung tâm CDA Training K82/69 Nguyễn Lương Bằng Chọn Apply ECO Khi linh kiện chưa có Footprint bắt ta chọn Footprint phù hợp cửa sổ Link Footprint to Component ... khiển 8051 Buổi 4: Vẽ mạch in với Orcad Trung tâm CDA Training K82/69 Nguyễn Lương Bằng Sau dây đặt tên xong Ta có kết sau: 5V D1 J2 J1 + - 1 C2 10uF IN IN GND U2 C3 10uF C4 1 04 DIODE CAU 1A OUT...

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Mass Transfer in Chemical Engineering Processes Part 1 ppt

Danh mục: Kĩ thuật Viễn thông

... 0.1208 0.10 84 0.1225 0.1035 0.12 74 0.1981 0.37 24 0.1666 0.1715 0.15 94 0. 243 1 0. 149 9 0.1856 0 .41 11 0.9 540 0.3 145 0 .45 20 0 .45 45 0 .45 54 0.2850 0.3851 0.3091 0.7560 0.2260 0.35 94 0.35 94 0.5611 0.2056 ... 0.0 045 0.0279 0.10 84 0.15 94 0 .45 45 0.35 94 1.6267 2.9228 5. 741 9 4. 90 54 4.5018 68.2393 11.53 823.8 lower oil phase CH4 0.7231 1.9091 30.6201 0.3081 0.0 240 0.1225 0. 243 1 0 .45 54 0.5611 2 .40 97 3.3796 3.8080 ... 5. 647 7 0.7177 2.6 848 1.6267 2 .40 97 0.8201 0.7089 1.9029 5. 640 1 0.7219 2.2 140 2.9228 3.3796 1.03 94 0.8206 4. 3693 7. 146 5 1.5 241 3.5759 5. 741 9 3.8080 2.1 943 1. 941 1 3 .43 55 5.2515 1.1 743 2.1883 4. 9054...

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Mass Transfer in Chemical Engineering Processes Part 2 pdf

Danh mục: Kĩ thuật Viễn thông

... (sec) 0. 04 0.02 0.00 3800 3600 340 0 3200 3000 2800 -1 Wavenumbers (cm ) Fig 11 Intensity (H2O/AC/PMMA system) 2600 240 0 34 Mass Transfer in Chemical Engineering Processes transferred into the ... unsteady-state mass transfer, since the amount of dye in the fiber is continuously increasing Following, Equation 8, was developed by Hill for describing the diffusion of dye molecules into an infinitely ... in different scientific and engineering fields such as medicine, textile industry, membrane separations, packaging in food industry, extraction of solvents and of contaminants, and etc Mass transfer...

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Mass Transfer in Chemical Engineering Processes Part 5 pdf

Danh mục: Kĩ thuật Viễn thông

... 94, 59 - 86 [23] FLUENT 6.3 User’s Guide Fluent Incorporated, Lebanon, NH, 2006 [ 24] Hinze, J O Turbulence McGraw-Hill Publishing Co., New York, 1975 110 Mass Transfer in Chemical Engineering ... geometry as shown in Figure This model discusses the drying of sludge material and linked to an earlier work presented by Jamaleddine and 100 Mass Transfer in Chemical Engineering Processes Ray ... drying kinetics and should be validated against experimental results This is due to the fact that model approximations are used in association with CFD 106 Mass Transfer in Chemical Engineering...

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Mass Transfer in Chemical Engineering Processes Part 6 potx

Danh mục: Kĩ thuật Viễn thông

... corrosion in the metallic parts at the interior of the engine The H2S is an inorganic acid that attacks the surface of metals when they are 1 34 Mass Transfer in Chemical Engineering Processes placed in ... 303.75 293 .46 Methanol 57 256 12.38 26.23 23.73 57 256 158. 04 297.82 283.10 45 165 178.93 250.71 210.65 n-Hexane 56 256 5. 14 8 .41 8.00 50 165 59.27 100. 14 92. 84 45 256 351.32 15 54. 66 10 54. 92 Table ... contour map for PCO yield and capsanthin Higher temperature and a longer phase contact decrease the capsanthin content in PCO 1 24 Mass Transfer in Chemical Engineering Processes (a) (b) Fig 3-D mesh...

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Mass Transfer in Chemical Engineering Processes Part 7 pot

Danh mục: Kĩ thuật Viễn thông

... concentration during bubbling tests with MEA (left) and H2S and CO2 absorbing capacity of MEA and DEA as function of their concentration in water (right) 142 Mass Transfer in Chemical Engineering Processes ... 140 Mass Transfer in Chemical Engineering Processes HA Henry’s constant of component A Molar concentration of component A in gas phase yA xA Mass concentration of component A in liquid ... were incorporated and therefore it was used 7.5% and several other levels of dilution 144 Mass Transfer in Chemical Engineering Processes Figure shows that pressure drop along the column increases...

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Mass Transfer in Chemical Engineering Processes Part 8 ppt

Danh mục: Kĩ thuật Viễn thông

... sustainable solution in this point of view In contrast to the energy-intensive interphase mass transfer processes as distillation and extraction, membrane separation is an intraphase -mass- transfer ... coefficient relating to the distribution ratio (D) in Eq (4) and can be defined in terms of the mass transfer coefficient in liquid membrane (km) as Pm = Dkm (6) Three mass transfer resistances in Eq (5) ... at feed-membrane interface (Cf*) is higher than the difference in 1 84 Mass Transfer in Chemical Engineering Processes the concentration of stripping phase at membrane-stripping interface (Cs*)...

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Mass Transfer in Chemical Engineering Processes Part 9 pdf

Danh mục: Kĩ thuật Viễn thông

... Through HFSLM in Engineering Applications phosphate and stripping solutions (mg/l) Amount of uranium remained in trisodium 35 30 29.86 Remained in TSP Remained in stripping solution 25 20 14. 46 15 10 ... analysis J Chin Inst Chem Engrs., Vol.38, (Apr 2007), pp 48 9- 49 4 2 04 Mass Transfer in Chemical Engineering Processes Rathore, N.S., Sonawane, J.V., Kumar, A., Venugopalan, A K., Singh, R K., ... constant (cm3/mgmin) Feed- or aqueous-phase mass transfer coefficient or mass transfer ki coefficient in feed phase km Organic-phase mass transfer coefficient or mass transfer coefficient in liquid...

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Mass Transfer in Chemical Engineering Processes Part 10 ppt

Danh mục: Kĩ thuật Viễn thông

... nitrogen transfer) 2 24 Mass Transfer in Chemical Engineering Processes Calculation was carried out with the same main parameters which were defined in previous section Fig 16(a) represents the influence ... oxygen flow rate through PVTMS membrane: – oxygen flow rate in channel 1, – overall flow rate (individual flow rates are involved with weight 0.5), – oxygen flow rate in channel 2, – oxygen flow ... amines (with some notes on hydrogen sulphide and carbonyl sulphide) Chem Eng., Vol .44 , pp CE 244 -CE280 Dindore, V.; Brilman, D & Versteeg, G (2005) Modelling of cross -flow membrane contactors: mass...

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Mass Transfer in Chemical Engineering Processes Part 11 potx

Danh mục: Kĩ thuật Viễn thông

... 1. 94 6.95 =μ = 12. 34 1. 74 9.13 (μ ) + 6.66 1.728 12.86 (7) 3. 64 1.5 22.8 Table Biomass and substrate concentration in outlet of MFC at different HRT 244 Mass Transfer in Chemical Engineering ... 200 40 0 600 -2 Current (mA.m ) (b) Fig Effect of mass transfer area on performance of MFC 800 242 Mass Transfer in Chemical Engineering Processes of MFC Three different mass transfer area (3. 14, ... anode and cathode as summarized below: 246 Mass Transfer in Chemical Engineering Processes C6H12O6 + 6H2O 6O2 + 24 e- + 24H+ 6CO2+ 24 e- + 24H+ 12H2O (9) (10) 24 mol electrons and protons are generated...

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Mass Transfer in Chemical Engineering Processes Part 12 potx

Danh mục: Kĩ thuật Viễn thông

... present flow configuration, after confirming its appropriateness, being examined by varying both the freestream velocity and graphite rod diameter that can exert influences in determining velocity ... reactivity, obtained as the results of the ignition surface-temperature In data processing, data in a series of experiments (Makino & Law, 1990; Makino, et al., 19 94) have been used, with using kinetic ... 1975; Visser & Adomeit, 19 84; Makino, et al., 19 94; Makino, et al., 1996), because of difficulties in conducting experiments In one of the Sections in Part 2, it is intended to study carbon combustion...

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Mass Transfer in Chemical Engineering Processes Part 13 pdf

Danh mục: Kĩ thuật Viễn thông

... those in the high-temperature oxidizer-flows in Figs 5(a) and 5(b) are nearly the same as that in the room-temperature airflow in Fig 3(a) with the same mass flow rate As pointed out (Makino, ... ISBN0-306-30 349 -3, New York Gerstein, M & Coffin, K P (1956) Combustion of Solid Fuels, In: Combustion Processes, B Lewis, R N Pease, and H S Taylor (Eds.), Princeton UP, Princeton, pp .44 4 -46 9 Katsuki, ... elevated with increasing air temperature, the combustion rate in the high-temperature airflow is necessarily higher than that in the room-temperature airflow Results in the room-temperature airflow with...

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