et

soojusekogus

1 substantive

Terminological databases

Metroloogia terminibaas

ID 572146 Last modified 26.09.2026
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Domain Standardisation - Metrology
soojushulk preferred
soojusekogus
amount of heat power
quantity of heat
heat quantity variant
Q
  • füüsikasuurus, mis iseloomustab soojusvahetuse teel üle kantud energiahulka
  • ISQ tuletatud suurus
  • form of energy related to chaotic microscopic behaviour of a system, given by the difference between the increase of the total energy of a closed system and the work done on the system, during a process of energy transfer
  • difference between the increase of the total energy of a physical system and the work done on the system, provided that matter and electromagnetic energy do not cross the boundary of the system
soojushulk preferred
Usage examples
  • Soojushulk on objekti sisse või sellest välja kanduva soojusenergia kogus, mida arvutatakse valemiga Q = m⋅c⋅ΔT.
Good to know
  • Soojuse SI välise ühiku Briti soojushulk tähis on Btu
soojusekogus
Q symbol
Usage examples
  • Ajast sõltumatut soojushulka tähistatakse suure kaldtähega Q.
amount of heat power
Usage examples
  • The amount of heat power or the quantity of heat is the amount of thermal energy transferred into or out of an object, calculated with the formula Q = m⋅c⋅ΔT.
quantity of heat
Good to know
  • Unit (Btu) was the heat unit in the English system, and was defined as the quantity of heat needed to raise the temperature of a pound of water (about a pint).
heat quantity variant
Q symbol
Usage examples
  • Total amount of heat power (without time dependency) is represented by Q.

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