Convert International table BTU per US gallon to Watt-hour per cubic metre
Convert International table BTU per US gallon (BTU(IT)/gal(US)) to Watt-hour per cubic metre (Wh/m³) instantly and accurately.
Conversion Formula
Wh/m³ = BTU(IT)/gal(US) × 77.42118609
About International table BTU per US gallon
The international table BTU per US gallon (BTU(IT)/gal(US)) equals 1055.05585262 J / 3.785411784 × 10⁻³ m³ ≈ 278716.27 J/m³. The dominant unit in the US petroleum and fuel markets for expressing heating values - gasoline ≈ 115,000 BTU/gal, diesel ≈ 129,500 BTU/gal. 1 BTU(IT)/gal(US) ≈ 278.72 kJ/m³.
About Watt-hour per cubic metre
The watt-hour per cubic metre (Wh/m³) equals exactly 3600 J/m³. Convenient for energy storage systems - battery packs, flywheels, and compressed-air storage - where energy is usually expressed in watt-hours per physical volume. 1 Wh/m³ = 3600 J/m³ = 3.6 kJ/m³.
Quick Reference Table
| International table BTU per US gallon (BTU(IT)/gal(US)) | Watt-hour per cubic metre (Wh/m³) |
|---|---|
| 1 BTU(IT)/gal(US) | 77.4212 Wh/m³ |
| 2 BTU(IT)/gal(US) | 154.842 Wh/m³ |
| 5 BTU(IT)/gal(US) | 387.106 Wh/m³ |
| 10 BTU(IT)/gal(US) | 774.212 Wh/m³ |
| 25 BTU(IT)/gal(US) | 1935.53 Wh/m³ |
| 50 BTU(IT)/gal(US) | 3871.06 Wh/m³ |
| 100 BTU(IT)/gal(US) | 7742.12 Wh/m³ |