Singh, Heldman: Introduction to Food Engineering, 5th Editionth Edition

Chapter 4.Heat Transfer in Food Processing

Animation—Figure 4.2 (a) Plate heat exchanger. (b) Schematic view of fluid flow between plates.

Animation—Figure 4.4 A five-stage plate pasteurizer for processing milk.

Animation—Figure 4.6A Schematic illustration of a tubular heat exchanger.

Animation—Figure 4.6B

Animation—Figure 4.8 A shell-and-tube heat exchanger.

Animation—Figure 4.9 A scraped-surface heat exchanger with a cutaway section illustrating various components.

Calculator—Example 4.1 Predict Cooling Load in Walk-In Chamber Caused by Heat Evolution

Calculator—Example 4.2 Predict thermal conductivity

Animation—Figure 4.13 Convective heat flow from the surface of a flat plate.

Animation—Figure 4.15 Heat transfer in a wall, also shown with a thermal resistance circuit.

Animation—Figure 4.16 Heat transfer in a radial direction in a pipe, also shown with a thermal resistance circuit.

Calculator—Example 4.7 Predict the Rate of Heat Transfer using the Thermal Resistance Concept

Animation—Figure 4.17 Conductive heat transfer in a composite rectangular wall, also shown with a thermal resistance circuit.

Calculator—Example 4.8 Predict Required Insulation Thickness to Maintain Heat Transfer Rate through Wall

Calculator—Example 4.9 Predict the Temperature of the Interface Between Steel and Insulation

Animation—Figure 4.23 Forced convective heat transfer from a pipe with flow inside and outside the pipe.

Calculator—Example 4.11 Predict the Convective Heat Transfer Coefficient

Calculator—Example 4.12 Predict the Convective Heat Transfer Coefficient

Animation—Figure 4.25 Heat transfer from the outside of a heated pipe due to natural convection.

Calculator—Example 4.16 Predict Overall Heat Transfer Coefficient and Heat Loss from 1 Meter Long Pipe

Calculator—Example 4.18A Predict Heat Exchanger Conditions for Counterflow and Parallel-flow Configurations

Calculator—Example 4.18B Predict Heat Exchanger Conditions for Counterflow and Parallel-flow Configurations

Calculator—Example 4.19 Predict Average Overall and Convective Heat Transfer Coefficients

Calculator—Example 4.23 Predict the Radiative Heat Transfer Received

Calculator—Example 4.24 Predict Temperature During Heating of Tomato Juice

Animation—Figure 4.35A Temperature at the geometric center of a sphere of radius d_c.

Animation—Figure 4.35B

Animation—Figure 4.38 A finite cylinder considered as part of an infinite cylinder and an infinite slab.

Animation—Figure 4.40 Heating rate parameter, f_h, as a function of Biot number.

Animation—Figure 4.41 Lag factor, j_c, at the geometric center of a sphere, infinite cylinder, and infinite slab as a function of Biot number.

Animation—Figure 4.42 Average lag factor, j_m of a sphere, infinite cylinder, and infinite slab as a function of Biot number.

Animation—Figure 4.44 Movement of a dipole in an electrical field.

Calculator—Example 4.33 Predict the Depth Below the Surface at which Microwave Power is 1/2 Incident Power

Animation—Figure 4.45 Major components of a microwave oven.

Virtual Experiment—Convective Heat Transfer — Determining Heat Transfer Coefficient in Air and Water