Course Information

Course

Subject:	Chemical Engineering
Views:	192,405

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Name:	University of Colorado (University of Colorado)
Type:	University

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Heat Transfer

Video Lectures

Displaying all 66 video lectures.

Lecture 1 Play Video	Heat Transfer Basics Explains the types of heat transfer and the terms associated with the governing equations.
Lecture 2 Play Video	Introduction to Heat Transfer - Potato Example An experiment is discussed with a student to demonstrate the main concepts of heat transfer.
Lecture 3 Play Video	Heat Transfer Parameters and Units Discusses the most common heat transfer parameters and associated units.
Lecture 4 Play Video	Heat Flux: Temperature Distribution Given the temperature distribution for a one-dimensional wall, determine the heat flux, the rate of storage, and the heat transfer coefficient.
Lecture 5 Play Video	Conduction Equation Derivation Derives the equation for conductive heat transfer through a plane wall at steady-state conditions.
Lecture 6 Play Video	Heat Equation Derivation Derives the heat equation using an energy balance on a differential control volume.
Lecture 7 Play Video	Heat Equation Derivation: Cylindrical Coordinates Derives the heat diffusion equation in cylindrical coordinates.
Lecture 8 Play Video	Boundary Conditions Compares various boundary conditions for a steady-state, one-dimensional system.
Lecture 9 Play Video	Thermal Circuits Introduction Introduces the concept of thermal circuits to solve for heat transfer through a plane wall.
Lecture 10 Play Video	Thermal Circuits: Temperatures in a Composite Wall Calculates the temperatures in a composite wall using thermal circuits.
Lecture 11 Play Video	Composite Wall: Maximum Temperature Determines the maximum temperature within a composite wall given information about composite materials and heat flux.
Lecture 12 Play Video	Temperature Distribution for a Cylinder Simplifies the heat equation for conduction in a hollow cylinder and solves for the temperature distribution.
Lecture 13 Play Video	Rate of Heat Generation Determines the rate of heat generation for a wall.
Lecture 14 Play Video	Uniform Heat Generation: Maximum Temperature Calculates the maximum temperature for a plane wall with uniform heat generation.
Lecture 15 Play Video	Heat Loss from a Cylindrical Pin Fin Calculates the heat transfer coefficient and rate of heat transfer for a cylindrical pin fin.
Lecture 16 Play Video	Heat Loss from a Rectangular Fin Models heat loss from a rectangular fin. Assumes properties similar to fins used in microprocessors.
Lecture 17 Play Video	Maximum Temperature for a Rectangular Fin Calculates the maximum temperature for an isothermal microprocessor chip soldered to a heat sink.
Lecture 18 Play Video	Methods for Solving Transient Conduction Problems Compares lumped capacitance to an analytical solution for a gold sphere dropped into a water bath.
Lecture 19 Play Video	Lumped Capacitance Introduction Explains the lumped capacitance model for transient conduction and derives its governing equation.
Lecture 20 Play Video	Lumped Capacitance: Temperature of a Sphere Uses the lumped capacitance assumption to find the temperature at the center of a sphere.
Lecture 21 Play Video	Transient Conduction in a Sphere (Part I) Calculates the time to cool a sphere placed in a water bath. The problem solving approach is determined by calculating the Biot number.
Lecture 22 Play Video	Transient Conduction in a Sphere (Part II) Calculates the time to cool a sphere placed in a water bath using an analytical approach.
Lecture 23 Play Video	Transient Conduction: One-Term Approximation Models the temperature of a sphere suddenly immersed in a hot bath using the one-term approximation method.
Lecture 24 Play Video	Modeling Heat Transfer along a Semi-Infinite Medium Determines the temperature in a slab modeled as a semi-infinite solid.
Lecture 25 Play Video	Solving Convection Problems Outlines the procedure to solve convection problems.
Lecture 26 Play Video	Flow over a Flat Plate Determines the heat transfer coefficient for laminar flow over a flat plate and the surface temperature of the plate.
Lecture 27 Play Video	Laminar Flow: Flat Plate Surface Temperature Solves for the surface temperature of an isothermal flat plate using a laminar flow correlation.
Lecture 28 Play Video	Solar Cell (Part I): Heat Transfer Coefficient Calculates the convective heat transfer coefficient for a solar cell using the appropriate correlation.
Lecture 29 Play Video	Solar Cell (Part II): Surface Temperature Calculates the surface temperature for a solar cell using the thermal circuit method.
Lecture 30 Play Video	Heat Transfer Rate: Tube Bank Calculates the total heat transfer rate for a bank of tubes used to heat air.
Lecture 31 Play Video	Rod Center-line Temperature Determines the center-line temperature of a cylindrical rod heated by convection.
Lecture 32 Play Video	Introduction to Blasius Solutions Introduces Blasius solutions to solve steady-state, two-dimensional boundary layer problems for a semi-infinite plate.
Lecture 33 Play Video	Blasius Solution for Boundary Layer Thickness Uses flat plate laminar boundary layer functions to solve for boundary layer thickness.
Lecture 34 Play Video	Shear Stress at a Wall: Blasius Solutions Uses the Blasius solutions to find the shear stress at a wall as a function of plate length.
Lecture 35 Play Video	Blasius Solution for the y-Component of Velocity Uses the Blasius solutions to develop an expression for the y-component of velocity at the edge of a boundary layer.
Lecture 36 Play Video	y-Component of Velocity at a Boundary Layer Shows how to find the y-component of velocity at the edge of a boundary layer at any point along the length of a flat plate.
Lecture 37 Play Video	Outlet Mean Temperature Calculates the outlet mean temperature for internal flow through a tube.
Lecture 38 Play Video	Heat Transfer Rate: Cross-Section Orientation Examines the dependence of the heat transfer rate on the physical orientation of a rectangular cross-section.
Lecture 39 Play Video	Nucleate Boiling Example Determines the rate of vapor production for saturated water during nucleate boiling.
Lecture 40 Play Video	Counter-Flow Heat Exchanger: Outlet Temperature (Bio) Determines the outlet temperature for a concentric tube, counter-current heat exchanger used to cool blood during open heart surgery.
Lecture 41 Play Video	Heat Exchanger: Mass Flow Rate Calculates the mass flow rate of cooling water in a concentric, counter-current heat exchanger.
Lecture 42 Play Video	Sizing a Heat Exchanger: Parallel Flow Finds the length of a concentric, parallel flow heat exchanger using an overall heat transfer coefficient and the log mean temperature.
Lecture 43 Play Video	Sizing a Heat Exchanger: Counter-Flow Calculates the length of a concentric counter-flow heat exchanger using the same parameters as in 'Sizing a Heat Exchanger: Parallel Flow.' Describes how counter-flow is different from parallel flow.
Lecture 44 Play Video	Excel Solver Introduction Describes how to use the solver function in Excel 2010.
Lecture 45 Play Video	Laminar, Fully-Developed Internal Flow Through a Pipe Uses a correlation to calculate the heat transfer coefficient and the outlet temperature of a laminar, fully-developed fluid flowing through a pipe with constant surface temperature.
Lecture 46 Play Video	NTU Effectiveness Method Introduces the NTU effectiveness method to analyze a heat exchanger.
Lecture 47 Play Video	NTU Effectiveness: Counter-Flow Heat Exchanger Uses the NTU effectiveness method to find the overall heat transfer coefficient for a counter-flow, concentric heat exchanger.
Lecture 48 Play Video	Log Mean Temperature Difference Explains how to calculate the log mean temperature difference for a heat exchanger.
Lecture 49 Play Video	How to Calculate Heat Duty Introduces heat duty and calculates it for a stream of water heated from 25C to 140C at 30 psi.
Lecture 50 Play Video	Estimates for Heat Transfer Coefficients Provides estimates for heat transfer coefficients for different scenarios.
Lecture 51 Play Video	Local and Average Heat Transfer Coefficients Compares local and average heat transfer coefficients.
Lecture 52 Play Video	Internal Flow with Constant Surface Temperature Calculates the mass flow rate of fluid through a pipe with constant surface temperature.
Lecture 53 Play Video	Contact Resistance Uses thermal resistances to examine surface contact resistances.
Lecture 54 Play Video	Contact Resistance Example Calculates the contact resistance for a composite wall using the overall heat transfer coefficient.
Lecture 55 Play Video	Film Pool Boiling Describes the regime of film pool boiling and uses an example to illustrate how to determine the heat transfer rate.
Lecture 56 Play Video	Nucleate Pool Boiling The heat flux and convective heat transfer coefficient are determined for a copper pipe with water undergoing nucleate pool boiling.
Lecture 57 Play Video	Nucleate Pool Boiling: Unit Conversion Gives a detailed explanation of the unit conversions for the Nucleate Pool Boiling screencast.
Lecture 58 Play Video	Overall Heat Transfer Coefficient Rectangular Coordinates Explains how to calculate the overall heat transfer coefficient for a system with conduction and convection.
Lecture 59 Play Video	View Factors Defines view factors and shows two examples of how to calculate them.
Lecture 60 Play Video	Surface Temperature for a Cylindrical Pipe The overall heat transfer coefficient for a radial system is used to find the surface temperature of a pipe.
Lecture 61 Play Video	Internal Flow with Constant Surface Heat Flux Calculates the mass flow rate of a fluid through a pipe with constant surface heat flux.
Lecture 62 Play Video	Net Radiative Heat Transfer Rate from a Surface Defines opaque, diffuse and gray surfaces and discusses how they differ from blackbodies.
Lecture 63 Play Video	Radiation Exchange Between Surfaces Demonstrates how to calculate radiation exchange between surfaces in an enclosure.
Lecture 64 Play Video	Temperature of a Radiation Shield Calculates the temperature of a radiation shield, knowing the heat flux.
Lecture 65 Play Video	Heat Generation in a Pipe Calculates the heat generation needed to heat water in a thick-walled pipe.
Lecture 66 Play Video	Properties of Radiative Heat Transfer Explanation of the process of radiation.