calculand - Heat flow rate
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Impressum/Contact
λ·A·ΔT/l
ΔT/R(th)
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Boltzmann constant
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Hartree temperature
Hawking temperature
Heat capacity
Heat flow rate
Heat flux density
Heat quantity
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Lorenz number
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Péclet number
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Specific heat capacity
Stefan-Boltzmann law
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Universal gas constant
Volumetric expansion coefficient
Volumetric heat capacity
Wiedemann-Franz law
Heat flow rate -
Φ = λ · A · ΔT / l
aW/m K - Attowatt per metre kelvin
BTU/ft h °F - British thermal unit per foot hour degree Fahrenheit
BTU/ft h K - British thermal unit per foot hour kelvin
BTU/ft min K - British thermal unit per foot minute Kelvin
BTU/ft min °F - British thermal unit per foot minute degree Fahrenheit
BTU/ft s °F - British thermal unit per foot second degree Fahrenheit
BTU/ft s K - British thermal unit per foot second kelvin
BTU/in s °F - British thermal unit per inch second degree Fahrenheit
BTU/in s K - British thermal unit per inch second kelvin
BTU/m s K - British thermal unit per metre second kelvin
cal/m s K - Calorie per metre second kelvin
cW/m K - Centiwatt per metre kelvin
daW/m K - Decawatt per metre kelvin
dW/m K - Deciwatt per metre kelvin
eV/m s K - Electronvolt per metre second kelvin
erg/m s K - Erg per metre second kelvin
EW/m K - Exawatt per metre kelvin
fW/m K - Femtowatt per metre kelvin
GW/m K - Gigawatt per metre kelvin
hW/m K - Hectowatt per metre kelvin
J/m s K - Joule per metre second kelvin
kcal/m s K - Kilocalorie per metre second kelvin
kg m/K s³ - Kilogram metre per kelvin second cubed
kp/s K - Kilopond per second kelvin
kWh/m s K - Kilowatt hour per metre second kelvin
kW/m K - Kilowatt per metre kelvin
MW/m K - Megawatt per metre kelvin
µW/m K - Microwatt per metre kelvin
mW/m K - Milliwatt per metre kelvin
nW/m K - Nanowatt per metre kelvin
N/s K - Newton per second kelvin
PW/m K - Petawatt per metre kelvin
pW/m K - Picowatt per metre kelvin
p/m K - Poncelet per metre kelvin
p/s K - Pond per second kelvin
lb in/K s³ - Pound inch per kelvin second cubed
lbf/s K - Pound-force per second kelvin
TW/m K - Terawatt per metre kelvin
var/m K - Var per metre kelvin
VA/m K - Volt ampere per metre kelvin
W m/m² K - Watt metre per square metre kelvin
W/cm K - Watt per centimetre kelvin
W/dm K - Watt per decimetre kelvin
W/ft °F - Watt per foot degree Fahrenheit
W/ft K - Watt per foot kelvin
W/in °F - Watt per inch degree Fahrenheit
W/in K - Watt per inch kelvin
W/m °C - Watt per metre degree Celsius
W/m °De - Watt per metre degree Delisle
W/m °F - Watt per metre degree Fahrenheit
W/m °N - Watt per metre degree Newton
W/m °Ra - Watt per metre degree Rankine
W/m °Ré - Watt per metre degree Réaumur
W/m °Rø - Watt per metre degree Rømer
W/m °We - Watt per metre degree Wedgwood
W/m K - Watt per metre kelvin
W/m T(P) - Watt per metre planck temperature
W/mm K - Watt per millimetre kelvin
W/yd K - Watt per yard kelvin
yW/m K - Yoctowatt per metre kelvin
YW/m K - Yottawatt per metre kelvin
zW/m K - Zeptowatt per metre kelvin
ZW/m K - Zettawatt per metre kelvin
ac - Acre
a - Are
b - Barn
barony - Barony
cho - Chō (町)
circ. in. - Circular inch
circ. mil. - Circular mil (Circular thou)
Dez. - Dezimal (bavarian)
fb - Femtobarn
fen - Fen (市分)
go - Gō (合)
ha - Hectare
jo - Jō (畳)
kb - Kilobarn
li - Li (市厘)
µb - Microbarn
mb - Millibarn
Mg - Morgen (metric)
mu - Mu (市亩 / 畝)
nb - Nanobarn
outhouse - Outhouse
pb - Picobarn
A(P), l²(P) - Planck area
qing - Qing (市顷)
vha - Quarter hectare (Viertelhektar)
se - Se (畝)
shaku - Shaku (勺)
shed - Shed
shi - Shí (市石)
am² - Square attometre
cm² - Square centimetre
dam² - Square decametre
dm² - Square decimetre
Em² - Square exametre
fm² - Square femtometre
ft², sq. ft. - Square foot
Gm² - Square gigametre
Gpc² - Square gigaparsec
hm² - Square hectometre
in², sq. in. - Square inch
km² - Square kilometre
kpc² - Square kiloparsec
Ld² - Square lightday
Lh² - Square lighthour
Lm² - Square lightminute
Ls² - Square lightsecond
ly² - Square lightyear
Mm² - Square megametre
Mpc² - Square megaparsec
m² - Square metre
µm² - Square micrometre
mi², sq. mi. - Square mile
mil², thou² - Square milli-inch (Square mil, Square thou)
mm² - Square millimetre
mam² - Square myriametre
nm² - Square nanometre
pc² - Square parsec
Pm² - Square petametre
pm² - Square picometre
Tm² - Square terametre
Tpc² - Square teraparsec
yd², sq. yd. - Square yard
ym² - Square yoctometre
Ym² - Square yottametre
zm² - Square zeptometre
Zm² - Square zettametre
Ų - Square ångstrøm
tan - Tan (段 / 反)
σₜ - Thomson cross section
tsubo - Tsubo (坪 / 歩)
TIE - Two inch equivalent
aK - Attokelvin
cK - Centikelvin
daK - Decakelvin
dK - Decikelvin
°C - Degree Celsius
°De - Degree Delisle
°F - Degree Fahrenheit
°N - Degree Newton
°Ra - Degree Rankine
°Ré - Degree Réaumur
°Rø - Degree Rømer
°We - Degree Wedgwood
eV - Electronvolt (Energy)
EK - Exakelvin
fK - Femtokelvin
GK - Gigakelvin
hK - Hectokelvin
J - Joule (Energy)
K - Kelvin
kK - Kilokelvin
MK - Megakelvin
µK - Microkelvin
mK - Millikelvin
nK - Nanokelvin
PK - Petakelvin
pK - Picokelvin
T(P) - Planck temperature
T(S) - Schrödinger temperature
T(St) - Stoney temperature
TK - Terakelvin
yK - Yoctokelvin
YK - Yottakelvin
zK - Zeptokelvin
ZK - Zettakelvin
r α tauri - Aldebaran radius
r α cen A - Alpha Centauri A radius
r α cen B - Alpha Centauri B radius
arshin - Arshin (арши́н)
AU, UA - Astronomical unit
am - Attometre
M - Basic module
r α ori - Betelgeuse radius
aₒ - Bohr radius
bu - Bu (分, japan.)
bu - Bu (步, chin.)
cbl. - Cable
cal. - Calibre
cm - Centimetre
r ⚳ - Ceres radius
ch. - Chain
CH, Fr. - Charrière (French)
chi - Chi (市尺)
cho - Chō (町)
cubitus - Cubitus, Roman cubit
cun - Cun (市寸)
dam - Decametre
dm - Decimetre
gradus - Degreeus, Roman step
digitus - Digitus, Roman finger
diuim - Diuim (дюйм)
r ⊕, r ♁ - Earth radius
rₑ - Electron radius
Em - Exametre
ftm - Fathom (nautical)
fm - Femtometre (Fermi)
fen - Fen (市分)
ft - Foot
fur - Furlong
fut - Fut (фут)
Gly - Gigalightyear
Gm - Gigametre
Gpc - Gigaparsec
hank cotton - Hank cotton
hao - Hao (毫)
hm - Hectometre
himetric - Himetric
hu - Hu (忽)
in - Inch
r ♃ - Jupiter radius
jo - Jō (丈)
ken - Ken (間)
kly - Kilolightyear
km - Kilometre
kpc - Kiloparsec
lea cotton - Lea cotton
lea hemp - Lea hemp
lea., l. - League
li, 10 hao - Li (市厘)
li - Li (市里, 15 yin)
Ld - Lightday
Lh - Lighthour
Lm - Lightminute
Ls - Lightsecond
ly - Lightyear
ln. - Line
liniya - Liniya (линия)
li. - Link
r ♂ - Mars radius
Mly - Megalightyear
Mm - Megametre
Mpc - Megaparsec
r ☿ - Mercury radius
m - Metre
3 M - Metric foot (basic module)
¼ M - Metric inch (basic module)
mickey - Mickey
µm - Micrometre (Micron)
mi - Mile
milia - Milia (ми́ля)
mil, thou - Milli-inch (Millesimus, Thousands of an inch)
milliarium - Milliarium, Roman mile
mm - Millimetre
r ☾ - Moon radius
mam - Myriametre
mo - Mō (毫)
nm - Nanometre
nm, sm - Nautical mile (Seamile)
r ♆ - Neptune radius
palmus - Palmus, Roman palm
pc - Parsec (Parallax second)
passus - Passus, Roman double step
pes - Pes, Roman foot
Pm - Petametre
piad - Piad (пядь)
pc. - Pica
pm - Picometre
l(P) - Planck length
r ♇ - Pluto radius
p - Point
ri - Ri (里)
rin - Rin (厘)
rd. - Rod (Perch)
sashen - Sashen (сажень)
r ♄ - Saturn radius
l(S) - Schrödinger length
sh. - Shackle
shaku - Shaku (尺)
si - Si (丝)
SU - Siegbahn unit
skein cotton - Skein cotton
r ☉ - Solar radius
spindle scotch - Spindle Scotch
spindle cotton - Spindle cotton
spindle hemp - Spindle hemp
stadium - Stadium, Roman stadium
p.p. - Stitch
l(St) - Stoney length
stopa - Stopa (стопа)
strehn cotton - Strehn cotton
sun - Sun (寸)
tchetvert - Tchetvert (четверть)
Tly - Teralightyear
Tm - Terametre
Tpc - Teraparsec
thread cotton - Thread cotton
thread hemp - Thread hemp
totchka - Totchka (то́чка)
twip - Twip
r ⛢ - Uranus radius
r ♀ - Venus radius
vershok - Vershok (вершок)
verst - Verst (верста́)
XU - X-unit
yd - Yard
yin - Yin (引)
ym - Yoctometre
Ym - Yottametre
zm - Zeptometre
Zm - Zettametre
zhang - Zhang (市丈)
Å - Ångstrøm
aW - Attowatt
BTU/h - British thermal unit per hour
BTU/min - British thermal unit per minute
BTU/s, btu/s - British thermal unit per second
cal/h - Calorie per hour
cal/min - Calorie per minute
cal/s - Calorie per second
cW - Centiwatt
ch - Cheval vapeur
daNm/s - Decanewton metre per second
daW - Decawatt
dW - Deciwatt
dyncm/s - Dyne centimetre per second
dynm/s - Dyne metre per second
eV/s - Electronvolt per second
erg/s - Erg per second
EW - Exawatt
fW - Femtowatt
GW - Gigawatt
hW - Hectowatt
hp, bhp - Horsepower (Brake horsepower)
PS, hp(M) - Horsepower (metric)
J/d - Joule per day
J/h - Joule per hour
J/min - Joule per minute
J/s - Joule per second
J/y, J/a - Joule per year
kcal/h - Kilocalorie per hour
kcal/min - Kilocalorie per minute
kcal/s - Kilocalorie per second
kg m²/s³ - Kilogram square metre per second cubed
kpm/s - Kilopond metre per second
kW - Kilowatt
mp - Manpower
MW - Megawatt
mkp/s - Metre kilopond per second
µW - Microwatt
mW - Milliwatt
nW - Nanowatt
Nm/s - Newton metre per second
Ω A² - Ohm ampere squared
Pa m³/s - Pascal cubic metre per second
PW - Petawatt
pW - Picowatt
P(P) - Planck power
p - Poncelet
pm/s - Pond metre per second
lb ft²/s³ - Pound square foot per second cubed
lb in²/s³ - Pound square inch per second cubed
TW - Terawatt
var - Var (Volt Ampere Reactive)
VA - Volt ampere
V²/Ω - Volt squared per ohm
W - Watt
yW - Yoctowatt
YW - Yottawatt
zW - Zeptowatt
ZW - Zettawatt
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