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

Heat Loss and Insulation

Heat loss from pipes, tubes and tanks - with and without insulation - foam, fiberglass, rockwool and more.

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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.

Conductive Heat Transfer

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

Convective Heat Transfer

Heat transfer between a solid and a moving fluid is called convection. This is a short tutorial about convective heat transfer.

Copper Tubes - Heat Losses

Heat loss from uninsulated copper tubes vs. temperature differences between tube and air.

Copper Tubes - Uninsulated Heat Losses

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

Insulated Copper Tubes - Heat Loss

Heat loss to surrounding air from insulated copper tubes.

Insulation Materials - Operating Temperature Limits

Temperature limits for commonly used insulation materials.

Oil Tanks - Heat Loss

Heat loss from lagged and unlagged, sheltered and exposed oil tanks.

Overall Heat Transfer Coefficients

Walls or heat exchangers - calculate overall heat transfer coefficients.

Perlite Insulation

Thermal conductivity - k-values - vs. temperature.

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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 degC.

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 degF.

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 - Surfaces 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.

Steam Pipes - Heat Losses

The amount of condensate generated in a steam pipe depends on the heat loss from the pipe to the surroundings.

Steel Pipes - Heat Loss Diagram

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

Submerged Coils - Heat Transfer Coefficients

Heat transfer coefficients for steam and hot water coils submerged in oil tanks.

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Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with older versions of the amazing SketchUp Make and the newer "up to date" SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp Make/Pro from the Extension Warehouse !

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