Rayleigh number

characteristic number of heat transport in fluids
rdfs:label
"Rayleigh number"@en
skos:altLabel
"レーリー数"@ja
schema:description
"characteristic number of heat transport in fluids"@en
schema:dateModified "2026-07-10T14:05:34+00:00"^^xsd:dateTime
schema:version 2515887208
wikibase:identifiers 13
wikibase:sitelinks 23
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p:P8855 wd:statement/Q898249-72ecb88d-4d1b-921a-8bd6-43d98c353a1c
p:direct-normalized/P227 <https://d-nb.info/gnd/4525342-0>
p:direct-normalized/P3328 <http://www.wurvoc.org/vocabularies/om-1.8/Rayleigh_number>
p:direct-normalized/P6366 <https://makg.org/entity/106836276>
wdt:P10283 "C106836276"
wdt:P10565 "136717"
wdt:P1343 ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers
wdt:P138 John William Strutt
wdt:P1417 "science/Rayleigh-number"
wdt:P14541 "bhcFV"
wdt:P227 "4525342-0"
wdt:P2534 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi data-mjx-variant="-tex-mathit">𝑅</mi><mi data-mjx-variant="-tex-mathit">𝑎</mi></mrow></mrow><mo stretchy="false">=</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><msup><mi>l</mi><mrow data-mjx-texclass="ORD"><mn>3</mn></mrow></msup><mi>g</mi><msub><mi>&#x03B1;</mi><mrow data-mjx-texclass="ORD"><mi>V</mi></mrow></msub><mi mathvariant="normal">&#x0394;</mi><mi>T</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>&#x03BD;</mi><mi>&#x03B1;</mi></mrow></mrow></mfrac></mrow></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P2579 thermodynamics
wdt:P279 dimensionless number in fluid mechanics
characteristic number
criterion of similarity
wdt:P2924 "3524084"
wdt:P3328 "Rayleigh_number"
wdt:P3417 "Rayleigh-Number"
wdt:P3827 "rayleigh-number"
wdt:P4020 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mn>1</mn></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P6104 WikiProject Fluid dynamics
WikiProject Mathematics
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"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>&#x03B1;</mi></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>&#x03BD;</mi></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>g</mi></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>l</mi></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi data-mjx-variant="-tex-mathit">𝑅</mi><mi data-mjx-variant="-tex-mathit">𝑎</mi></mrow></mrow></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><msub><mi>&#x03B1;</mi><mrow data-mjx-texclass="ORD"><mi>V</mi></mrow></msub></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P7431 "RayleighNumber"
wdt:P7973 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi data-mjx-variant="-tex-mathit">𝑅</mi><mi data-mjx-variant="-tex-mathit">𝑎</mi></mrow></mrow></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P8111 1
wdt:P8855 "113-04-58"
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