give some everyday examples of heat transfer by convection and radiation
An experimental investigation of heat transfer and fluid flow in a rectangular duct with inclined discrete ribs
... determine Nusselt number (heat transfer coefficient) as a function of roughness and flow parameters in the form of repeated ribs. In order to understand the mechanism of heat transfer through a roughened ... Aharwal K.R. Gandhi B.K. and Saini J.S. “Investigation of heat transfer and friction using inclined discrete ribs on absorber plate of a solar air heater” 19th National & 8th ISHMT-ASME Heat & ... Glicksman LR and Rosenow WM. Investigation of heat transfer and friction for rib- roughened surfaces, Int. Journal of Heat & Mass Transfer 1978; 21: 1143-1156. [4] Webb R.L., Eckert E.R.G. and Goldstein...
Ngày tải lên: 05/09/2013, 16:10
Ptinciples of heat transfer
... Basic Modes of Heat Transfer 2 1.1 The Relation of Heat Transfer to Thermodynamics 3 1.2 Dimensions and Units 7 1.3 Heat Conduction 9 1.4 Convection 17 1.5 Radiation 21 1.6 Combined Heat Transfer ... heat is transferred by convection and radiation in parallel. Hence, the rate of heat flow to the interior surface of the wall is the sum of the two heat flows (1.36) where T g = temperature of the ... area A, and thickness of Fig. 2.2 can be stated as follows: rate of heat conduction rate of heat conduction into control volume out of control volume +=+ (2.1) rate of heat generation rate of energy...
Ngày tải lên: 08/04/2014, 11:00
molecular dynamics simulation of heat transfer and phase change during
... surface of the target by scaling velocities of atoms in cells on the top surface, and the same amount of heat flux is dissipated from the bottom of the target by scaling velocities of atoms ... 375- 377. 5. Kotake, S., and Kuroki, M., 1993, "Molecular Dynamics Study of Solid Melting and Vaporization by Laser Irradiation," International Journal of Heat and Mass Transfer, 36, pp. ... Landman [3] studied dynamics of superheating, melting, and annealing at the Cu surface induced by laser beam irradiation using the two-step heat transfer model developed by Anisimov [4]. This model...
Ngày tải lên: 06/05/2014, 08:55
molecular dynamics simulation of heat transfer and phase change during
... Häkkinen and Landman [3] studied dynamics of superheating, melting, and annealing at the Cu surface induced by laser beam irradiation using the two-step heat transfer model developed by Anisimov ... surface of the target by scaling velocities of atoms in cells on the top surface, and the same amount of heat flux is dissipated from the bottom of the target by scaling velocities of atoms ... 2001 by ASME Proceedings of NHTC'01 35th National Heat Transfer Conference Anaheim, California, June 10-12, 2001 NHTC2001-20070 MOLECULAR DYNAMICS SIMULATION OF HEAT TRANSFER AND...
Ngày tải lên: 06/05/2014, 08:57
molecular dynamics simulation of heat transfer and phase change during
... 375- 377. 5. Kotake, S., and Kuroki, M., 1993, "Molecular Dynamics Study of Solid Melting and Vaporization by Laser Irradiation," International Journal of Heat and Mass Transfer, 36, pp. ... surface of the target by scaling velocities of atoms in cells on the top surface, and the same amount of heat flux is dissipated from the bottom of the target by scaling velocities of atoms ... Landman [3] studied dynamics of superheating, melting, and annealing at the Cu surface induced by laser beam irradiation using the two-step heat transfer model developed by Anisimov [4]. This model...
Ngày tải lên: 06/05/2014, 08:59
Báo cáo sinh học: "Mechanisms of ubiquitin transfer by the anaphase-promoting complex" pdf
... measures transfer of ubiquitin from the E2 to mono meric ubiquitin in solution. At least in some cases (includ ing the E3s SCF and APC), the rate of ubiquitin transfer by E2s is stimulated by interaction ... general. Review Mechanisms of ubiquitin transfer by the anaphase-promoting complex Mary E Matyskiela, Monica C Rodrigo-Brenni and David O Morgan Address: Departments of Physiology and Biochemistry and Biophysics, ... glimpse of the size and shape of the APC [9,10,14-16]. At a resolution of around 30 Å, the yeast APC seems to form a triangular particle, and the localization of individual subunits by antibody...
Ngày tải lên: 06/08/2014, 19:21
Comparative decolorizing efficiency of textile dye by mesophilic and thermophilic anaerobic treatments
Ngày tải lên: 05/09/2013, 09:38
Control of Membrane Fouling by Coagulant and Coagulant Aid Addition in Membrane Bioreactor Systems
Ngày tải lên: 05/09/2013, 10:15
Báo cáo khóa học: Differential carbohydrate epitope recognition of globotriaosyl ceramide by verotoxins and a monoclonal antibody pdf
... time of 175 nsec and low mass gate at 800 Da. The mass spectra were externally calibrated with the molecular mass of a mixture of standard peptides. Results Comparison of ligand/Gb 3 binding by ... the incidence of HUS in children. Our use of serial frozen section staining allows the direct comparison of ligand binding and the effect of tissue modification. Our findings greatly expand the physiological significance ... indicating the presence of Fig. 2. Comparison of VT1, mAb anti-Gb 3 and VT2 binding to monodeoxyGb 3 analogues by TLC overlay. DeoxyGb 3 analogues were separated by TLC and visualized by (A) orcinol chemical...
Ngày tải lên: 16/03/2014, 16:20
Báo cáo khóa học: Mechanistic insight into the peroxidase catalyzed nitration of tyrosine derivatives by nitrite and hydrogen peroxide doc
... protein has been modified by nitration of some endogenous tyrosine residue(s). The formation rate of the band at 422 nm is the same as the rate of disappearance of the band at 425 nm, with an apparent ... (ETH Zu ă rich) and Angelo Taglietti (University of Pavia) for assistance in the stopped-flow experiments, and Antonella Profumo (University of Pavia) for the determination of the redox potential of the ... peaks at 11.1 and 11.3 min, and minor peaks for unreacted 5 and six other products with retention times of 9.9, 10.4, 11.8, 12.0, 12.2 and 12.4 min. Formation of phenol dimers by the HRP/H 2 O 2 /NO 2 – system The...
Ngày tải lên: 16/03/2014, 16:20
Spinal Reconstruction Clinical Examples of Applied Basic Science, Biomechanics and Engineering pptx
... in terms of FIGURE 9 Direct visualization of anatomic structures of the lumbar spine through the Medtronic Quadrant System with visualization of facets and landmarks for screw insertion and decompression. FIGURE ... were of fatal anaphylaxis, 24 cases of infection, 32 cases of hemorrhage, 32 cases of neurologic deficits (such as paraplegia, paraparesis, hemiparesis, and foot drop), and 15 miscellanous cases of ... was orchestrated by Schwetschenau et al. and published in 1976 (171). Sixty-eight of 130 appropriate patients were randomized to 1 ml of 20 mg chymopapain/5 ml of saline or 1 ml of 20 mg sodium...
Ngày tải lên: 22/03/2014, 21:20
Báo cáo khoa học: Perturbation of folding and reassociation of lactate dehydrogenase by proline and trimethylamine oxide potx
... interactions of sidechains and the polypeptide backbone with osmolytes were provided in a recent review by Bolen and Baskakov [5]. Analysis of the free energy of transfer of the sidechains and polypeptide ... of inhibition was 3.2 M . Perturbation of the reactivation of acid-dissociated LDH by proline and TMAO Reactivation of acid-dissociated BHLDH was inhibited by proline. Both the initial rate and ... TMAO (200 m M ) enhanced both the rate and extent of reactivation of the somewhat unstable isoform of LDH from rabbit muscle. In addition to the species and isoform differences, those experiments...
Ngày tải lên: 23/03/2014, 15:21
TOWARDS A COMPREHENSIVE APPROACH OF SEXUAL AND REPRODUCTIVE RIGHTS AND NEEDS OF WOMEN DISPLACED BY WAR AND ARMED CONFLICT pptx
... syphillis. By 2005: 60% of PHC and FP facilities should offer prevention and management of reproductive tract infections. 1 TOWARDS A COMPREHENSIVE APPROACH OF SEXUAL AND REPRODUCTIVE RIGHTS AND NEEDS ... of pregnancy but before delivery of the baby. Assessment: The process of identifying and understanding a problem and planning a series of actions to deal with it. There are usually a number of ... account for a better understanding of the impact of the conflict on the SRH rights and needs of women displaced by war and armed conflict. They should also give an overview of the different stakeholders...
Ngày tải lên: 28/03/2014, 14:20
Báo cáo khoa học: The thermodynamic analysis of protein stabilization by sucrose and glycerol against pressure-induced unfolding The typical example of the 33-kDa protein from spinach photosystem II docx
... infinite), the standard volume change of the protein is )43 mLặmol )1 which might be the DV minimum of the protein (or of the system: protein, solvent and sucrose) in the presence of sucrose. From ... Inactivation of creatine kinase by high pressure may precede dimer dissociation. Eur.J.Biochem. 267, 1247–1253. Fig. 8. Plot of the standard volume change of the 33-kDa protein in the presence of different ... ô D where N and D are the native and the denatured forms, respectively. The method for determining the degree of unfolding of the protein (a) was the same as reported previously and was calculated...
Ngày tải lên: 31/03/2014, 01:20
Báo cáo hóa học: " Genetic analysis of hantaviruses carried by Myodes and Microtus rodents in Buryatia" doc
... (aa) sequences of the N protein of PUUV, HOKV, and MUJV were of the same length (433 aa residues), a clear sign of their close genetic ties and shared evolution. Furthermore, the N protein sequence of Muhorshibir767 ... filter paper to PBS and were screened by immunofluorescence assay (IFA) for the presence of antibodies to hantaviruses (Puumala and Dobrava virus antigens) (the details of trapping and IFA-screening ... scenario involves a "jump" of an ancient hantavirus from Myodes to Microtus followed by diversification of hosts for KHAV and VLAV and another "jump" of pre-KHAV from Microtus to...
Ngày tải lên: 20/06/2014, 01:20
Báo cáo lâm nghiệp: "Some methodological aspects of the National Forest Inventory and Monitoring in Slovakia" pptx
... upon the decision of the Ministry of Agriculture from July 1, 2004. It was performed on all lands covered by forest tree species, i.e. on forest lands and on other forested lands including the ... and assortments of forest tree species, quantification of deadwood volume in sample plots) and biometrical models prepared for data processing and generalisation of the re- sults. e design and ... n(n–1)X 2 e magnitude of standard error (7) is influenced by the variability of Y i and X i values, as well as by their correlation (r YX ). Similarly, the relative standard error is derived...
Ngày tải lên: 07/08/2014, 04:20
Báo cáo toán học: "Dihedral F-Tilings of the Sphere by Equilateral and Scalene Triangles - II" pptx
... composed by congruent cells, and dihedral if every tile of τ is congruent to one of two fixed sets X and Y (prototiles of τ). We shall denote by Ω(X, Y ) the set, up to isomorphism, of all dihedral ... equilateral triangle and an isosceles triangle is obtained. The algebraic and combinatorial description of spherical f-tilings by equilateral triangles and scalene triangles of angles β, γ and δ (β > ... partially by the Research Unit Mathematics and Applications of University of Aveiro, through the Foundation for Science and Technology (FCT). † Research Unit CM-UTAD of University of Tr´as-os-Montes...
Ngày tải lên: 07/08/2014, 21:20
Báo cáo toán học: "Dihedral f-Tilings of the Sphere by Equilateral and Scalene Triangles - III" potx
Ngày tải lên: 07/08/2014, 21:21
