Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

Insulation

Heat transfer and heat loss from buildings and technical applications - heat transfer coefficients and insulation methods to reduce energy consumption.

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Arithmetic and Logarithmic Mean Temperature Difference

Arithmetic Mean Temperature Difference in Heat Exchangers - AMTD - and Logarithmic Mean Temperature Difference - LMTD - formulas with examples - Online Mean Temperature Calculator.

Building Elements - Heat Loss vs. Thermal Resistivity

Thermal resistance in building elements like walls, floors and roofs above and below the ground.

Building Materials - Vapour Resistance

Diffusion of vapor through building materials.

Calcium Silicate Insulation

Thermal conductivity of calcium silicate insulation - temperature and k-values.

Conductive Heat Transfer

Conductive heat transfer takes place in a solid if there is a temperature gradient.

Copper Tubes - Insulated Heat Loss

Heat loss to surrounding air from insulated copper tubes.

Copper Tubes - Uninsulated Heat Losses

Heat loss from uninsulated copper pipes - dimensions ranging 1/2 - 4 inches.

Duct Wrap Insulation - Thermal Resistance

Heat flow thermal resistance of unfaced and faced duct wrap insulation.

Fiberglass Insulation

Thermal conductivity of fiberglass insulation - temperature and k-values.

Heat Traced Pipes - Wrapping Factor

Wrapping factor when the heat loss from a pipe or tube is higher than the capacity of the heat trace cable.

Insulation Materials - Operating Temperature Limits

Temperature limits for commonly used insulation materials.

Insulation of Cooling Systems

Cooling systems and insulation thickness.

Mineral Wool Insulation

Thermal conductivity - k-values - vs. temperature.

Overall Heat Transfer Coefficients

Walls or heat exchangers - calculate overall heat transfer coefficients.

Perlite Insulation

Thermal conductivity - k-values - vs. temperature.

Pipes - Bare Surface Heat Loss

Heat loss vs. surface temperature.

Pipes - Insulated Heat Loss Diagrams

Heat loss (W/m) from 1/2 to 6 inches insulated pipesĀ - ranging insulation thickness 10 to 80 mm and temperature differences 20 to 180 oC.

Pipes - Insulated Heat Loss Diagrams

Heat loss (W/ft) diagrams for 1/2 to 6 inches insulated pipesĀ - ranging insulation thickness 0.5 to 4 inches and temperature differences 50 to 350 oF.

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Pipes and Cylinders - Conductive Heat Losses

Conductive heat losses through cylinder or pipe walls.

Piping - Recommended Insulation Thickness

Recommended insulation thickness for heating systems like hot water and low, medium or high pressure steam systems.

Polyurethane Insulation

Thermal conductivity - k-values - vs. temperature.

Radiation Emissivity Coefficients

Radiation emissivity of common materials like water, ice, snow, grass and more.

Radiation Heat Transfer

Heat transfer due to emission of electromagnetic waves is known as thermal radiation.

Solids, Liquids and Gases - Thermal Conductivities

Thermal conductivity coefficients for insulation materials, aluminum, asphalt, brass, copper, steel, gases and more.

Steel Pipes - Heat Loss Diagram

Heat loss from steel pipes and tubes - dimensions 1/2 to 12 inches.

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Citation

This page can be cited as

  • Engineering ToolBox, (2009). Insulation. [online] Available at: https://www.engineeringtoolbox.com/insulation-heat-loss-t_4.html [Accessed Day Mo. Year].

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