Online Heat Flux Density Units Converter
How to Convert from Btu (th)/hour/square foot to Erg/hour/square millimeter?

How to Convert from Btu (th)/hour/square foot to Erg/hour/square millimeter?

Learn how to convert heat flux density measurements from Btu (th)/hour/square foot to erg/hour/square millimeter with this easy-to-use unit converter tool. Understand the process and applications of this conversion in building science, HVAC, and laboratory settings.

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Btu (th)/hour/square foot to Erg/hour/square millimeter Conversion Table

Btu (th)/hour/square foot Erg/hour/square millimeter

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
Btu (th)/hour/square foot to Erg/hour/square millimeter Conversion Table
Btu (th)/hour/square foot Erg/hour/square millimeter

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What Is This Tool?

This tool converts heat flux density values from Btu (th)/hour/square foot to erg/hour/square millimeter. It helps bridge measurements between common building science units and specialized CGS-derived units used in various scientific fields.

How to Use This Tool?

  • Enter the heat flux density value in Btu (th)/hour/square foot.
  • Select the input and output units as indicated.
  • Click convert to obtain the equivalent value in erg/hour/square millimeter.

Key Features

  • Converts heat flux density from Btu (th)/hour/square foot to erg/hour/square millimeter accurately using established conversion rates.
  • Supports users in building science, HVAC, laboratory thin-film experiments, and microelectronics thermal analysis.
  • Browser-based and simple interface for quick and convenient conversions.

Examples

  • Converting 2 Btu (th)/hour/square foot results in 226978.6359 erg/hour/square millimeter.
  • Converting 0.5 Btu (th)/hour/square foot results in 56744.65897 erg/hour/square millimeter.

Common Use Cases

  • Expressing window, wall, and roof insulation heat loss or gain per unit area in building science.
  • Sizing HVAC loads by calculating heat transfer through building envelopes.
  • Reporting heat flux measurements in laboratory thin-film or coating experiments using CGS units.
  • Performing thermal characterization of microelectronic components on a per square millimeter basis.
  • Comparing historical or astrophysical radiative flux measurements expressed in CGS units.

Tips & Best Practices

  • Ensure numerical precision is maintained due to the large conversion factor involved.
  • Confirm unit consistency within datasets when integrating erg/hour/square millimeter values.
  • Use this conversion to integrate legacy data sets with modern HVAC and building science measurements.

Limitations

  • The large difference in unit scales requires careful handling of numerical values to avoid errors.
  • Erg/hour/square millimeter is less common outside specialized fields and may need unit validation.
  • Direct application of this unit in general datasets may require additional consistency checks.

Frequently Asked Questions

What does Btu (th)/hour/square foot measure?
It measures heat flux density as the heat transferred per hour through one square foot, common in building science and HVAC.

Why convert Btu (th)/hour/square foot to erg/hour/square millimeter?
This conversion helps compare building science data with CGS-based measurements used in laboratories, microelectronics, and astrophysical research.

Is the conversion factor between these units simple?
No, it involves a large factor of approximately 113489.3179, reflecting vastly different unit scales.

Key Terminology

Btu (th)/hour/square foot
Heat flux density unit representing thermochemical British thermal units transferred per hour through one square foot.
Erg/hour/square millimeter
Heat flux density unit using CGS energy (ergs) transferred per hour through one square millimeter area.
Heat Flux Density
A measure of heat transfer rate per unit area.

Quick Knowledge Check

What type of measurement does Btu (th)/hour/square foot represent?
Which field commonly uses erg/hour/square millimeter?
Why must numerical precision be handled carefully when converting these units?