About: Dean number

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An Entity of Type : wikibase:Item, within Data Space : wikidata.demo.openlinksw.com associated with source document(s)

characteristic number of flows in curved pipes

Attributes	Values
rdf:type	Item
description	критерий подобия в гидродинамике (ru) Kennzahl von Strömungen in gekrümmten Rohren (de) characteristic number of flows in curved pipes (en)
rdfs:label	Dean number (en) Dean-Zahl (de) Dean-szám (hu) Deanin luku (fi) Deanov broj (bs) Getal van Dean (nl) Nombre de Dean (ca) nombre de Dean (fr) número de Dean (es) Число Дина (ru) Число Діна (uk) عدد دین (fa) डीन संख्या (hi) ディーン数 (ja) 迪恩數 (zh)
skos:prefLabel	Dean number (en) Dean-Zahl (de) Dean-szám (hu) Deanin luku (fi) Deanov broj (bs) Getal van Dean (nl) Nombre de Dean (ca) nombre de Dean (fr) número de Dean (es) Число Дина (ru) Число Діна (uk) عدد دین (fa) डीन संख्या (hi) ディーン数 (ja) 迪恩數 (zh)
name	Dean number (en) Dean-Zahl (de) Dean-szám (hu) Deanin luku (fi) Deanov broj (bs) Getal van Dean (nl) Nombre de Dean (ca) nombre de Dean (fr) número de Dean (es) Число Дина (ru) Число Діна (uk) عدد دین (fa) डीन संख्या (hi) ディーン数 (ja) 迪恩數 (zh)
Freebase ID	wds:Q674181-8ED9B0C4-B2F4-4D69-9392-B6849EB3B9BB
Freebase ID	/m/02vvmbh
described by source	wds:Q674181-1c7de252-4b73-3615-7a3a-3bb812949ad3 wds:Q674181-77eaeed3-406e-8cd9-5bdc-9c1fbdf91d1c
described by source	ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers XVI.Note on the motion of fluid in a curved pipe
subclass of	wds:Q674181-44c8e923-44a6-9e86-215e-d556c48feb1f wds:Q674181-DB11BF76-F9F1-4ACC-B6CB-1C8A443A64FD wds:Q674181-f7bf4a1b-494c-f97c-f796-9e1029fa2996
subclass of	criterion of similarity characteristic number dimensionless number in fluid mechanics
has use	wds:Q674181-5e003c8a-43c9-c075-5748-aa4ef15b16d7
has use	Dean flow
named after	wds:Q674181-fd775fdb-466a-a1d8-9a6a-2028d66528aa
named after	W. R. Dean
GND ID	wds:Q674181-5f24b5fc-4ef8-d6e4-3c0f-259aa03dcd18
time of discovery or invention	wds:Q674181-ef075688-4df8-36c5-c286-7e40dc6af38c
maintained by WikiProject	wds:Q674181-4E418A4D-B2CB-498C-BE0E-CBAB9A509390
Microsoft Academic ID	wds:Q674181-47E8E14E-D618-4D39-932F-D954B009A132
GND ID	https://d-nb.info/gnd/4258732-3
Microsoft Academic ID	https://makg.org/entity/189177959
GND ID	4258732-3
time of discovery or invention	1920-01-01 00:00:00Z (xsd:dateTime)
maintained by WikiProject	WikiProject Mathematics
Microsoft Academic ID	189177959
defining formula	wds:Q674181-8D3F5B19-C7B0-4A2B-B72D-45B6417F9DC5
ISQ dimension	wds:Q674181-6f898783-4a7c-19dc-3ec4-8dd2df4e1af4
in defining formula	wds:Q674181-31783f31-4a42-76d1-53aa-5af59741808b wds:Q674181-41088f0c-4b25-6a45-ae60-153d77e1fda1 wds:Q674181-688d8f08-4f18-b923-97b9-85ccec7039ba wds:Q674181-ec8d4067-4d95-a14e-baf0-68487e74a7ec wds:Q674181-ed2f68eb-4bc3-a450-83be-a1baa7cda8e4
Wolfram Language quantity ID	wds:Q674181-de5a0141-416c-c062-e560-4c2242b32fc5
quantity symbol (LaTeX)	wds:Q674181-76ba04df-496b-ad9c-76e1-c59806da2514
recommended unit of measurement	wds:Q674181-e0f54056-4266-4fda-39b6-c2987eb81ba2
defining formula	${\mathit {Dn}}={\frac {2vr}{\nu }}{\sqrt {\frac {r}{R}}}$ (http://www.w3.org/1998/Math/MathML)
ISQ dimension	$1$ (http://www.w3.org/1998/Math/MathML)
in defining formula	$\nu$ (http://www.w3.org/1998/Math/MathML) $r$ (http://www.w3.org/1998/Math/MathML) $v$ (http://www.w3.org/1998/Math/MathML) $R$ (http://www.w3.org/1998/Math/MathML) ${\mathit {Dn}}$ (http://www.w3.org/1998/Math/MathML)
Wolfram Language quantity ID	DeanNumber
quantity symbol (LaTeX)	${\mathit {Dn}}$ (http://www.w3.org/1998/Math/MathML)
recommended unit of measurement	1
is about of	https://www.wikidata.org/wiki/Special:EntityData/Q674181 Dean number https://de.wikipedia.org/wiki/Dean-Zahl https://ja.wikipedia.org/wiki/%E3%83%87%E3%82%A3%E3%83%BC%E3%83%B3%E6%95%B0 https://zh.wikipedia.org/wiki/%E8%BF%AA%E6%81%A9%E6%95%B8

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