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Section 4-303 entries

4-30.1mass flow 4-30.2mass flow rate 4-30.3mass change rate

4-30.1

mass flow

URNurn:iso:std:iso:80000:-4:ed-2:en:item:4-30.1

https://metanorma.github.io/isq-smart/quantities/part-4/t4-30.1
urn:iso:std:iso:80000:-4:ed-2:en:item:4-30.1

ISQ Identifiers

ISO

urn:iso:std:iso:80000:-4:ed-2:en:item:4-30.1

IEC

urn:iec:std:iec:80000-4:2019:::item:4-30.1

Designations

ENmass flow

FRflux massique

Symbol

j_{m}

Notation systems

Rendered

j_{m}

AsciiMath

bb(ii(j))_m

LaTeX

\mathbf{\mathit{j}}_{m}

Definition

vector (ISO 80000-2: Mathematics) quantity characterizing a flowing fluid by the product of its local mass density $ρ$ (mass density) and local velocity

$v$ (ISO 80000-3: Space and time):

$j_{m} = ρ v$

grandeur vectorielle (ISO 80000-2: Mathematics) caractérisant l'écoulement d'un fluide par le produit de sa masse volumique locale $ρ$ (mass density) et de sa vitesse locale $v$ (ISO 80000-3: Space and time) :

$j_{m} = ρ v$

Units

k g \cdot m^{- 2} \cdot s^{- 1}

kilogram per square metre second

View related quantities →

Referenced by

mass flow rate

Concept HierarchyPendrill (2024)

L⁻² M T⁻¹L⁻² M T⁻¹ quantitiesLevel 0 · Kind

Broader concepts

◇ L⁻² M T⁻¹ quantities

Ontology
isq:Quantity smart:TermEntry

Class Hierarchy

smart:Entity smart:TermEntryisq:Quantity

A physical quantity as defined in ISO/IEC 80000, with associated symbols, definitions, and units of measurement.

Instance IRI

isq:t4-30.1

Properties

isq:QuantityShape

Property	Value
rdf:type	isq:Quantity smart:TermEntry
dcterms:identifier	4-30.1
skosxl:prefLabel	"mass flow"@en
skosxl:altLabel	"bb(ii(j))_m"@en
skos:definition	vector (<<iso80000-2>>) quantity characterizing a flowing fluid by the product of its local mass density stem:[rho] (<<t…
isq:hasUnit	kgm^(-2)s^(-1) (kilogram per square metre second)
isq:hasDimension	isq:Dimension
smart:hasBindingnessType	bindingness-type:normative
dcterms:isPartOf	isq:part-4

Related Entities

isq:QuantityShape isq:part-4 isq:Unit isq:Dimension isq:hasDimension smart:TermEntry