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unit of measure: the base unit | the supplementary unit | the derived unit

geometry: the area of a flat figure | the area of a solid | the volume of the solid


unit

Specific energy, heat

per volume

Definition

The specific energy, heat (per volume) is the physical measure, which defines the specific amount of heat assigned or removed from a body relative to its volume.

1 joule per cubic metre is the specific energy, heat (per volume) of a body with a volume of 1 cubic meter, which it is assigned or removed a quantity of heat equal to 1 joule.

 

system of units:   SI;
statute:   derived unit;
name the value:   λv;
unit name:   joule per cubic metre;
symbol unit:   J/m³
relationship of definition:   λv = E/V;
dimension:   L2 T-2;
expression in other units:   Btu/ft³;

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Units of measurement

namesymbol value in SI unit:
J/m³
note
1 BtuIT per cubic footBtuIT/ft³≈ 37 553.875(1), (2), (4)
1 Btuth per cubic footBtuth/ft³≈ 37 528.746 (1), (3), (4)
1 BtuIT per cubic footBtuIT/ft³≈ 37 258.95(1), (2), (4)
1 Btuth per cubic footBtuth/ft³≈ 37 234.03(1), (3), (4)
1 BtuIT per cubic inchBtuIT/in³≈ 6.438 346 735 × 107(1), (2), (4)
1 Btuth per cubic inchBtuth/in³≈ 6.434 038 459 × 107(1), (3), (4)
1 calorieIT per cubic footcalIT/ft³≈ 149.025 801(2)
1 calorieth per cubic footcalth/ft³≈ 148.926 137(3)
1 calorieIT per cubic footcalIT/ft³≈ 147.854 573(2)
1 calorieth per cubic footcalth/ft³≈ 147.755 693(3)
1 calorieIT per cubic inchcalIT/in³≈ 255 494.212(2)
1 calorieth per cubic inchcalth/in³≈ 255 323.345(3)

Note:

(1) - Btu - British thermal unit;

(2) - IT - common unit, international;

(3) - th - thermochemical unit;

(4) - based on U.K. survey foot;