thermal processing of foods

... Introduction 1.3 Properties of foods The properties of importance in thermal processing of foods are the physical (density, viscosity, and glass transition temperature), thermal (thermal conductivity ... properties of many foods as a function of their composition and temperature 1.4 Heating mechanisms Numerous methods exist for thermal processing of foods Some of these techniques include the use of steam ... control of retorting and aseptic processing, strategies to correct deviant thermal processes, optimization of thermal processes, and control and modeling of continuous flow microwave processing...

Ngày tải lên: 21/02/2014, 22:20

... and engineering aspects of the thermal processing of packaged foods i.e., the heating and cooling of food products hermetically sealed in containers The two commonest types of container used for ... new aspects of methods of retort control Unlike other texts on thermal processing, which very adequately cover the technology of the subject, the unique emphasis of this text is on processing ... shape of cans, pouches and bottles The products known originally as canned or bottled products are now referred to as heat-preserved foods or thermally processed foods Thermal Processing is part of...

Ngày tải lên: 09/07/2014, 08:18

... Dielectric properties of selected foods 2.5 Sources of further information and future trends 2.6 References Copyright © 2005 by Taylor & Francis Measuring the dielectric properties of foods M Regier ... properties of foods V Meda, University of Saskatchewan, Canada and V Orsat and V Raghavan, McGill University, Canada 4.1 Introduction 4.2 Microwave heating and the dielectric properties of foods 4.3 ... and weaknesses of microwave baking 7.5 Interaction of microwaves with major baking ingredients 7.6 Application of microwave baking to particular foods 7.7 Future trends 7.8 Sources of further information...

Ngày tải lên: 23/05/2014, 13:51

... Rodent proofing of dock leveler pit using a steel box Figure 4.11 Rodent proofing of roll-up door over railroad track Figure 4.12 Rodent proofing of interior dock Figure 4.13 Rodent proofing of dock ... Principles and Practices for the Safe Processing of Foods Comments on Principles and Practices for the Safe Processing of Foods ‘This volume presents state -of- the-art information on the design, ... activity of microorganisms Table 8.2 Isotherm of sucrose at 25°C Table 8.3 Isotherm of invert sugar at 25°C Table 8.4 Isotherm of NaCl at 25°C Table 8.5 Examples of water activity of foods (decreasing...

Ngày tải lên: 18/05/2015, 10:30

... The microwave processing of foods Related titles from Woodhead's food science, technology and nutrition list: Improving the thermal processing of foods (1 85573 730 2) Thermal technologies ... Thermal technologies in food processing (1 85573 558 X) Thermal technologies have long been at the heart of food processing The application of heat is both an important method of preserving foods ... animal issues, rotation of small Dielectric properties of foods 25 Fig 2.2 Contributions of various mechanisms of the loss factor (HH ) of moist materials as a function of frequency (f) (adapted...

Ngày tải lên: 02/12/2015, 19:08

... Talwar of Verdant Technologies, USA, who had provided the resources for the laser thermal processing of device wafers 11 Dr G Hobler of Vienna University of Technology, who had provided the software ... function of melt depth 87 6.13 SIMS profile of boron and simulated profiles of boron ions and excess interstitials that were generated by a keV B+ implant and a keV Ge+ PAI 88 6.14 Plot of the ... the analyses of the junction depth, the abruptness of the junction, and the sheet resistance of the boron-doped layer • Chapter 6: Annealing of Crystal Defects by Laser Thermal Processing This...

Ngày tải lên: 12/09/2015, 11:29

... structure of Si1-xGex or Si1-x-yGexCy/Si samples used in this work 92 Fig 4.2 Schematic diagram of the rapid thermal processing system 95 Fig 4.3 Temperature-time profile of the rapid thermal oxidation ... 5.25 Montage of Ge 2p3/2 of oxidized Si0.8686Ge0.113C0.0184 sample 146 Fig 5.26 Montage of Ge 3d of oxidized Si0.8686Ge0.113C0.0184 sample 147 Fig 5.27 XPS depth profiles of rapid thermal oxidized ... STUDIES ON THE EFFECTS OF RAPID THERMAL PROCESSING ON SILICONGERMANIUM-CARBON FILMS FENG WEI (M Eng, XJTU) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ELECTRICAL AND COMPUTER...

Ngày tải lên: 17/09/2015, 17:18

... Composition of Foods, (5 ed.) Cambridge, Royal Society of Chemistry and Ministry of Agriculture, Fisheries and Foods ichikawa t (1994), ‘Functional foods in Japan’, in Goldberg, I (ed.) Functional Foods, ... digestive enzymes While thermal processing can also in part contribute to the physical reduction of the grain, in terms of its primary nutritional benefit, the role of thermal processing is to disrupt ... detailed analysis of the significance of the role of technology follows in the next section 13.3 Mechanical processing As briefly discussed above, the primary outcome of cereal processing is to...

Ngày tải lên: 03/09/2016, 15:48

... consisted of the measurement of thermal conductance of two different typologies of building wall: a wall in blocks of calcarenite sandstone assembled with mortar, typical of the constructions of "Sassi ... black-box methods, the thermal conductance of the wall With this particular type of construction of the monitored walls, it is not possible to use other methods of determination of thermal conductance ... University of Bari in 1979 University Researcher at the of Engines and Energy Institute of the Faculty of Engineering at the University of Bari from 1983 to 1987 Associate professor of Technical...

Ngày tải lên: 05/09/2013, 14:58

... Prof P Maravelaki for providing the thermal analysis equipment, Prof K Komnitsas, Dr D Zaharaki and Prof V Gidarakos from the Technical University of Crete, for part of the chemical analyses of ... of scientific committees for energy, environment, biofuels and hydrogen, as well as Member of the Board of Directors of the Greek Combustion Institute She is referee for General Secretariat of ... the activation energy of component j, g expresses the effect of ambient gas composition and f describes the change of surface reactivity as a function of the fractional burn off: As the function...

Ngày tải lên: 05/09/2013, 15:28

... hinged at the top of the cooker The main objective of this present work is to investigate two designs of solar cookers, to evaluate the thermal performance under different modes of operation such ... Al-Towaie [6] A series of out-door experiments were performed on the double-glazed solar cooker, Kumar [7] One of the earliest mathematical models to test the thermal performance of a Solar Cooker ... Figure The tracking system of the solar cooker The important parts of a hot box solar cooker include; a) outer box: the outer box of a solar heater is generally made of galvanized iron b) inner...

Ngày tải lên: 05/09/2013, 17:03

... features of instructions for use of foodstuffs in English and Vietnamese? What are similarities and differences of instructions for use of foodstuffs in English and Vietnamese in terms of linguistic ... use of foodstuffs M.A.K (1985) Spoken and Written Language; Garder (1979), Linguistic 2.2 THEORETICAL BACKGROUND 2.2.1 Overview of Instructions for Use of Foodstuffs 2.2.1.1 Definitions of Foodstuff ... INTRODUCTION food manufacturing of companies Therefore, “A Study of Linguistic Features of Instructions for Use of Foodstuffs in English and 1.1 RATIONALE Vietnamese” is the title of the master thesis I...

Ngày tải lên: 26/11/2013, 13:23

... value of is a multiplier for the Q load of 50 Watts 15 A graph of the function can be seen by selecting Review Click the Graph button Create a Transient Thermal Analysis Create a transient thermal ... with increment of 0.004 m and total of 15 cuts Create a cut to accommodate the fan at the top of the heat sink Create another cut to facilitate the installation clamp The dimensions of the cut are ... correct, then click the Continue button For Model Type, choose Thermal Click the OK button Create a Surface Region On the top of CPU, the size of area in direct contact with the heat sink when the heat...

Ngày tải lên: 19/01/2014, 05:20

... Studies of thermal unfolding of Tm may provide valuable information on the structure of Tm both free Thermal unfolding of nonmuscle tropomyosin in solution and bound to actin Thermal unfolding of ... temperature of the cooperative thermal transitions of Tm Replacement of exon 6b in Tm5a by exon 6a in Tm5b leads to additional increase in the thermal stability of Tm Results Thermal unfolding of recombinant ... Previous studies of thermal unfolding of skeletal Tm have allowed assignment of the thermal transitions to specific regions of Tm for skeletal a-Tm [8,9,14] Thermal unfolding of smTm (Fig 3A)...

Ngày tải lên: 19/02/2014, 07:20

... Part of speech tagging: Some errors, both in the identification of time expressions and the assignment of values, can be traced to incorrect part of speech tagging in the preprocessing; many of ... third (7 of 21, of which were of type TIME) of all missed time expressions came from numeric expressions being spelled out, e.g “nineteen seventynine” More than two thirds (11 of 16) of the time ... word of the sentence POS1: part -of- speech of the word before “today” POS2: part -of- speech of the word after “today” Label: specific or non-specific (class label) Table shows the performance of...

Ngày tải lên: 20/02/2014, 18:20

... out a preliminary characterization of the thermally induced aggregation of SK using a variety of techniques The results provide us with some of the properties of these high molecular mass aggregates ... fluorescence spectrum of a 10 lM solution of ANS in the presence and absence of 10 lM of SKA1, at pH 7.0 and 4.4 The presence of the fragment produces a large increase in the intensity of ANS fluorescence, ... Detection of temperature-induced SK aggregation by gel-filtration chromatography With the aim of identifying the nature of the irreversible processes occurring during the thermal denaturation of SK,...

Ngày tải lên: 21/02/2014, 03:20

... new procedure for study of DebyeWaller and of the atomic correlated vibration in XAFS theory Acknowledgements One of the authors (N V Hung) thanks Prof J J Rehr (University of Washington) for very ... potential of Cu and Ni compared to experiment [7] Figure 2: Temperature dependence of the calculated σ , u2 for Cu and Ni compared to experiment [7,8] dependence of the calculated MSRD σ2 of Cu and ... dependence of our calculated correlation function DCF C R of Cu and Ni is illustrated in Figure and their ratio with function u2 and Figure 3: Temperature dependence of the calculated DCF C R of Cu...

Ngày tải lên: 05/03/2014, 14:20

... error of the given values of Tm did not exceed ±0.2 °C The relative error of the given values of DHcal did not exceed ±10% G-actin Results Effects of the D-loop cleavage on the thermal unfolding of ... [25– 27], G–F transformation of actin, and stabilization of F-actin by phalloidin and Pi analogs [28] Moreover, the effects of nucleotides on the thermal unfolding of F-actin have been studied ... studying the thermal unfolding of proteins Previous studies have shown that DSC can be successfully used to reveal the changes in the thermal unfolding of actin induced by interaction of G-actin...

Ngày tải lên: 06/03/2014, 22:21

... Thr15 to Ala in the vicinity of the hydrophobic core induces a tighter binding of the cofactor in C freundii TPL, thereby reducing the decomposition rate of the cofactor by a Pictet–Spengler ... h in 200 mL of LB medium containing 100 lgÆmL)1 of ampicillin The cells were then suspended in mL of NaCl ⁄ Pi, mixed with an equal volume of Cellytic BÔ, treated for 30 with 20 lL of DNase (10 ... analysis of the consequent hits was also performed to investigate the simultaneous improvement of the activity and stability of Symbiobacterium toebii TPL, as a better structural understanding of how...

Ngày tải lên: 07/03/2014, 00:20

... active-site titrated by Autocatalytic processing of procathepsin B E-64 directly in the processing mixture to determine the processing efficiency The processing rates of procathepsin B mutants and native ... compilation ª 2008 FEBS 663 Table Processing of procathepsin B variants Estimates of processing half-times of procathepsin B variants in the absence (–DS) and presence (+DS) of 25 lgÆmL)1 dextran sulfate, ... of a plasmid template, 50 pmol of each of the three oligonucleotides (the two outer and a mutagenic one), 20 nmol of each of the four deoxynucleoside triphosphates, Taq DNA ligase buffer, U of...

Ngày tải lên: 07/03/2014, 03:20