heat transfer related to thermal processing

... mechanics, and heat transfer The unifying theme is the application of these principles in thermal systems engineering Thermal systems involve the storage, transfer, and conversion of energy Thermal ... principles Water heaters are designed to achieve appropriate heat transfer characteristics so that the energy supplied is transferred to the water in the tank rather than lost to the surrounding ... ability to store energy in the batteries and use that energy to run the electric motor, the gasoline engine does not have to operate continuously Some HEVs use only the electric motor to accelerate...

Ngày tải lên: 02/04/2014, 16:45

Ngày tải lên: 02/04/2014, 15:31

Ngày tải lên: 08/04/2014, 10:59

... applied to textiles) related to thermal absorptivity (characterizing heat flow between human skin and fabrics at given thermal conductivity and thermal capacity) The higher the level of thermal ... Strouhal, a Czech educator and early builder of modern thermal physics My aim has been to popularize the role of heat from the micro- up to the macro-world, and have endeavored to explain that the ... of detail, from particular topics and subspecialties to lessexplicit science in general It seems to be useful to have the numerical databases of materials related to the ISI's bibliographic databases...

Ngày tải lên: 06/07/2014, 15:28

... attributed to the fortuitous removal or inhibition of IF(s) [43] Seminal fluid reportedly contains an inhibitory factor (IF-1) that appears to actively block the binding of exogenous DNA to sperm and to ... Up to ca 6% Up to ca 80% Cost / Expertise requirements Spermmediated Gene transfer Embryonic Stem Cells Nuclear Transfer No (not possible) Yes Yes Presently 1.3% Up to ca 80% Up to ca 25% Up to ... be to screen blastocyst-stage embryos However, blastocyst biopsy techniques are in their infancy, and it remains to be seen whether such techniques could be applied to ICM cells (as opposed to...

Ngày tải lên: 03/11/2012, 10:01

... not due to steric interactions, but to the electrostatic force of heat stable protein in the polymer Extent of flocculation (%) 100 50 0 Time (min) Fig Effect of pronase-digestion and heat treatment ... was performed after conversion into their corresponding alditol acetates, using a glass column (0.3×200 cm) packed with 3% ECNSS-M at 180°C in a gas-liquid chromatograph (Hitachi Model 163) The ... study was conducted to obtain a new bioflocculant from activated sludge The following conclusions were drawn from the results of the study An extracellular polymer closely related to flocculation...

Ngày tải lên: 05/09/2013, 09:08

... -6.4648 4.4 Rate of heat transfer The rate of heat transfer at the wall i.e the heat flux in terms of Nusselt number Nu for different values of α and Kp are entered in Table The heat flux at the ... transfer effects on MHD flow and heat transfer past a vertical porous plate through a porous medium under oscillatory suction and heat source Int J Heat Mass Transfer 2009, 52, 5962-5969 S S ... A1 B − A2 B − B − m )cos πz , (50) τz = − εα A1 A2 sin π z π 3.2 Rate of heat transfer The rate of heat transfer i.e heat flux at the wall in terms of Nusselt number (Nu) is given by ⎛ dθ ⎞ ⎛...

Ngày tải lên: 05/09/2013, 14:58

... Carnot refrigerator based on a new generalized heat transfer law including generalized convective heat transfer law and generalized radiative heat transfer law has been derived [11] The heating load ... A is the heat transfer area, h is the convection heat transfer coefficient between the working fluid and the reservoir, and t is the time of releasing heat process The radiation heat transfer ... refrigerator with internal and external irreversibilities working with combined heat transfer including convective and radiative heat transfer Analysis The model of an irreversible refrigerator is...

Ngày tải lên: 05/09/2013, 15:28

... of heat flow from working fluid to the heat sink due to the deriving force of TLC − TL , QH is rate of heat transfer supplied by the heat source, and QL is rate of heat transfer released to the ... TL The heat- transfer surface areas ( F1 and F2 ) of high- and lowtemperature heat exchangers are finite The total heat transfer surface area ( F ) of the two heat exchangers is assumed to be a ... rate of bypass heat leakage ( q ) from the heat source to the heat sink Thus QH = QHC + q and QL = QLC + q , where QHC is the rate of heat flow from heat source to working fluid due to the deriving...

Ngày tải lên: 05/09/2013, 15:28

... Trans ASME Journal of Heat Transfer 1984, 106, 774-81 [6] Han J.C., Park J.S Developing heat transfer in rectangular channel with rib turbulators Trans ASME Journal of Heat Transfer 1988, 31, 183-95 ... spacing in square rib shape and angle of attack on heat transfer and friction factor Vaun et al [8] investigated heat transfer and friction factor characteristics of combined transverse as well ... vortex generators Aharwal et al [29] reported heat transfer and fluid flow in rectangular duct with inclined discrete ribs Hans et al [30] investigated heat transfer and friction factor correlations...

Ngày tải lên: 05/09/2013, 15:28

... with the enhancement of heat transfer to correlate the flow field investigation with the mechanism of heat transfer Experimental setup Two experimental set-ups, one for heat transfer analysis and ... wall of the rectangular duct is to be subjected to uniform heat flux (to substitute insolation) while the remaining three walls are to be kept insulated Many investigators [13-19] have employed artificial ... transverse ribs shows 10-15% higher heat transfer coefficient as compared to continuous transverse ribs, whereas inclined discrete ribs give 10 to 20% higher heat transfer rate than that of the transverse...

Ngày tải lên: 05/09/2013, 16:10

... Numerical analysis of heat transfer in the annular flow regime J Heat Transfer, 122:80-91 [5] Cavallini, A., Col, D.D., Doretti, L Longo, G.A and Rossetto, L 2000 Heat transfer and pressure drop ... procedure to evaluate the heat transfer coefficients of internally grooved copper tubes 3.1 Test facility The test used to conduct this study is capable of measuring in-tube average and local heat transfer ... h fg ⎩ m r ⎭ ( ) (5) The refrigerant side heat transfer coefficient is determined from the overall heat transfer coefficient and the annulus side heat transfer coefficient, ho, which is determined...

Ngày tải lên: 05/09/2013, 16:10

... instructor does not necessarily have to be interculturally competent to be an effective teacher however It may be more effective if the instructor adopts a consistent style of instruction to allow ... and just trying to frame the context • • • • Presentation: Learners listen to a short dialogue between a hotel clerk and customer Then, they repeat it with the teacher aloud to raise awareness ... in continuing to grow professionally Lessons Need a Routine or Framework There is a fine line between in communicative methodology between giving students too much responsibility to speak freely...

Ngày tải lên: 06/09/2013, 10:10

... be converted into an equivalent amount of heat and that heat could be converted into work EO 1.8 DEFINE the following: a Heat b Latent heat c Sensible heat d Units used to measure heat EO 1.9 DEFINE ... referred to simply as the heat transferred per unit mass q Q m (1-16) where: q = heat transferred per unit mass (Btu/lbm) Q = heat transferred (Btu) m = mass (lbm) Example: Determine the heat transferred ... ENERGY, WORK, AND HEAT Another type of heat is called latent heat Latent heat is the amount of heat added to or removed from a substance to produce a change in phase When latent heat is added, no...

Ngày tải lên: 22/10/2013, 10:15

... logical choice A term for leap year, bissextile, means doubled day—referring to a double Feb 28.” —Toronto Star Leaping to Assumptions A leap year has 366 days One might imagine that bissextile ... scission, from scindere (to cut) This word is not related to the word scissors The two have entirely different roots Scissors ultimately came from Latin cisorium (cutting tool) though on the way ... French oster, from Latin obstare (to stand in the way), from ob- (in the way) + stare (to stand) The first problem for all of us, men and women, is not to learn, but to unlearn —G L O R I A S T E...

Ngày tải lên: 25/10/2013, 16:20

... here A related word is the verb oxtercog, which means to drag somebody along by their armpits—people often need to be oxtercogged to a taxi after they have had one drink too many —Wesley Johnston, ... emptor (buyer), from emere (to buy, take) Ultimately from the Indo-European root em- (to take), which is also the ancestor of such terms as preempt (literally, to buy beforehand), example (to ... It! Marketing is to sales as foreplay is to sex, as courtship is to marriage And life is all about marketing—you market yourself to your friends, to your employer, and they to you Your children...

Ngày tải lên: 25/10/2013, 16:20

... idioms related to hearing in English b, Metonymy and in Vietnamese require collecting corpora of literature work and Harris thinks that metonymy is another form of metaphor in Web corpus to be ... listen + to + oprep (NP) 4.1.1.2 Grammatical Features of IRHs in English - S + listen + to + oprep (Wh-clause) VERB + N/NP - S + listen + to + oprep (NP) + v-ing clause To lend an ear To turn ... lend an ear To turn a deaf ear S + listen To be all ears To reach to one’s ear S + listen + adjunct (AP) VERB + P P S + listen + to + bare - infinitive To prick up one’s ear c,Specific grammatical...

Ngày tải lên: 26/11/2013, 13:31

... translated into Vietnamese Example: “FDI plays an important role in the Vietnam economy: FDI companies contributed 13,3% to the GDP, 35% to the industrial output, 23% to export, 25% to total state ... Arbitrator: According to the Law on Investment, this term often refer to individual or organization who chosen by parties to judge and decide a disputed issue In this case, the term “Arbitrator” ... Designed to meet specified needs of the learner;  Related in content (that is in its themes and topics) to particular disciplines, occupations and activities;  Centered on language appropriate to...

Ngày tải lên: 11/12/2013, 23:51

... honor for me to express my deepest gratitude to my supervisor, Mrs Hoang Thi Bay, whose encouragement, guidance and willingness to motivate me from the beginning to the end enabled me to complete ... Water Sector that helps translators being able to translate it effectively Methods of study The terms used in Water field would require a great amount of effort and time to study However, due to limitation ... need to put it in perspective; we shouldn‘t devote too much time to it and risk neglecting other areas which are equally or even more important Language in Water Sector A language is considered to...

Ngày tải lên: 11/12/2013, 23:55

... distorts the message, so as to cause the receptor to misunderstand or to labor unduly hard‟ (ibid: 201) Dynamic equivalence is defined as a translation principle according to which a translator ... for to carry coals to Newcastle” = “Chở củi rừng.”, which is translated as “ to carry firewood to the forest.” The meaning here is clearly the same for both idioms – to bring something to a ... difficulty for translator to find the correspondence of The eye of hurricane in English is Mắt bão in Vietnamese However, if translator just stop at translating like that to make the short and...

Ngày tải lên: 11/12/2013, 23:55