Post on 12-Feb-2016
description
CONSTANTE UNIVERSAL DE LOS GASES R
KkmolkJ
31434.8 Kgmol
cal
9872.1
KgmolLmmHg
361.62
KkmolmkPa 3
31434.8
Kgmolcmatm
3
057.82
RlbmolftmmHg 3
555
Kkmolmbar 3
08314.0 Kkmol
matm 3
08205.0
RlbmolftinHg 3
85.21
KkmolatmL
05.82
KgmolLatm08205.0
Rlbmol
hrkW
0005819.0
RlbmolBTU
9872.1
Kkmol
J
34.8314
RlbmolhrHP
0007805.0
Rlbmollbft f
35.1545
Rlbmolin
lbft f
2
3
73.10
KlbmolftmmHg
3
9.998
Rlbmolftpsia
3
73.10
Rlbmolatmft
3
7302.0
Klbmolftatm
3
314.1
KgmolLbar08314.0
Kgmol
J
31434.8
ENERGÍA, TRABAJO Y CALOR 1 BTU = 1.055 x 1010erg = 777.9 ft·lbf = 1 055 J
=252 cal = 6.585 x 1021 eV
1 kW·hr = 1.341 HP·hr = 3 600 kJ = 3 412.14 BTU
1 J = 1 N·m = 0.2394 cal = 10 bar·cm3 = 0.73756 ft·lbf = 107 erg
= 1 Pa·m3 1 kJ = kPa·m3 =1 000 J
1 erg = 1 dina·cm 1 kgf ·m= 9.806 J 1 kcal =1000 cal = 4.184 kJ = 41.224865 L·atm
MASA 1 lb = 0.45359237 kg = 16 oz = 453.59 gr
1 slug = 32.174 lb = 14.5939 kg
1 kg = 2.2046226 lb = 1 000 gr
1 ton corta = 2 000 lb = 907.1847 kg
1 ton métrica = 1 000 kg = 2 240 lb = 1.10231 ton corta
= 0.984206 ton larga
1 kg = 6.022x1026 uma = 6.852x10-2 slug
1 utm = 32.174 kg = 2.20462 slug = 70.931528 lb
1 stone = 224 oz = 14 lb = 6.35029 kg
LONGITUD 1 m = 100 cm = 1 000 mm = 39.37 in = 3.2808 ft = 1.0926 yd
1 km = 1 000 m 1 ft = 12 in = 0.3048 m = 0.333 yd
1 milla = 5 280 ft = 1.6093 km = 1 609.3 m
1 in = 2.54 cm = 0.08333 ft 1 nm = 1x10-9 m = 10 Å
1 fermi =1x10-12 m 1 Å = 1x10-10 m 1 micra = 1 x 10-8 m
1 año luz = 9.46 x 1015 m 1 parsec = 30.8 x 1015 m
1 furlong = 201.168 m = 220 yd = 660 ft
1 milla náutica = 1 852 m = 1.151 millas = 6 072 ft
1 yarda = 3 ft = 0.9144 m = 36 in 1 braza = 6 ft
FUERZA poundallbdina
segmkgN f 233.7 22481.010111 52
1 kgf = 9.80665 N
poundalseg
ftlblb ff 174.32kg 454.0N 44822.4174.32 1 2
1 grf =980.665 dinas 21 1
segcmgrdina
21212174.322129.80665gc segdina
cmgr
segflb
ftslug
segflb
ftflb
segN
mkg
segfkg
mkg
DENSIDAD
333
33 062428.01094.1001.01ftlb
ftslug
cmgr
mkg
3333 036127.0345.84286.62100011inlb
gallb
ftlb
mkg
Lkg
cmgr
333 001.006243.01cmgmol
ftlbmol
mkmol
33 17281
ftlb
inlb
32 1000 25y 1 a del DensidadmkgCatmOH
5.1315.141
r
API
r
BeOH
145145 el que ligeras más Soluciones 2
130140 el que pesadas más Soluciones 2 r
BeOH
PRESIÓN
Torrcmdina
ftlb
psiamNPa f 0075.010020886.0104504.11 1 22
42
1 kPa = 1 000 Pa = 1 x 10-3 MPa
1 atm = 101.325 kPa = 1.01325 bar = 760 mmHg = 1.03323 kgf /cm2
= 10.3323 mH2O =14.696 psia = 29.9213 inHg =1.013x106 dina /cm2
= 76 cmHg
1 mmHg = 0.1333 kPa = 1 Torr = 0.10 cmHg = 1.33322 mbar
1 inHg = 3.387 kPa
1 psia = 144 lbf /ft2 =1 lbf /in2 = 6.894757 kPa = 27.68 inH2O
= 5.171 cmHg
1 inH2O = 2 491 dina /cm2 = 0.1868 cmHg = 249.1 Pa = 5.202 lbf /ft2
1 bar = 1x10 6dina /cm2 = 0.1 MPa = 0.986923 atm = 1x105 Pa
= 14.5038 lbf /in2 = 750 mmHg
mbar = 100 Pa = 1 000 dina /cm2
1 lbf /ft2 = 478.8 dina /cm2 = 0.1922 inH2O = 47.88 Pa
= 6.944x10-3 lbf /in2 = 4.725x10-4 atm
21 1cmdinabaria
msegkg
mNPa
22 11 1
ACELERACIÓN
22
222
3048.01
2808.31001
segm
segft
segft
segcm
segm
22 174.3280665.9
segft
segmg
TEMPERATURA
K = °C + 273 °F = 1.8 °C + 32 R = °F + 459.67 = 1.8 K
DIFUSIVIDAD
segm
hrft
segcm 2
422
101875.31
segm
hrft 2
52
1058.21
hrft
hrm 22
764.101 segm
segft 22
0929.01
hrft
segm 2
42
10875.31
ENTALPÍA Y CALOR LATENTE
kgmkg
kgkcal
kgJ
lbBTU f 1.237555.023261
kgkgm
kgJ
lblbft ff
304689.0989.21
kgkgm
kgJ f
101937.01
kgJ
kgkcal 41841
lb
BTUgr
cal 8.11
lbBTU
segm
kgkJ 430.010001 2
2
CAPACIDAD CALORÍFICA Ó CALOR ESPECÍFICO
CkgsegkW
CkgkJ
Ckgkcal
Cgrcal
FlbBTU
1868.41868.4111
Kgrcal
Cgrcal
11
Rlb
BTUFlb
BTU
11
KkmolkJ
RlbmolBTU
1868.41
RlbBTU
FlbBTU
CgrJ
KkgkJ
CkgkJ
23885.023885.0111
CAUDAL O FLUJO VOLUMÉTRICO
hrL
segL
mingal
minL 60016667.0264201.01
hrgal
mingal
minL
minft 8348.44848058.7317.281
3
TENSIÓN SUPERFICIAL
cmsegcmgr
cmdina
ftlb
mN f
210001000068529.01
VELOCIDAD
minft
segcm
segm
hrkm 807087.546778.277277778.01
rpmsegrev
segsegrad 5502.915917.0grados29.571
hrmi
segft
hrkm
segm 237.22808.36.31
VISCOSIDAD
segmkg
segcmgrcp
1.01 100 poise 1
100001076.01 stoke 122
centistokesegft
segcm
2
6
488.1
302301.535710357.5 145862.14881
msegN
hrmkg
hrftlbcp
segftlb
segmkg
hrmkgcp
31013.6 1
VOLUMEN
1 m3 = 1x106 cm3 = 1 000 L = 35.315 ft3 = 6.1024x104 in3
= 264.17 gal US 1 cm3 = 1 ml = 1 cc
1 L = 1000 cm3 = 61.02 in3 1 in3 = 16.39 cm3
1 ft3 = 2.832x104 cm3 = 28.32 L = 1728 in3 = 7.481 gal US
1 gal = 277.4 in3 1 gal US = 231 in3 = 3.7854 L
1 barril = 42 gal US = 5.615 ft3 = 159 L = 0.159 m3 GAS IDEAL A CONDICIONES NORMALES
1 gmol a 0°C y 1 atm = 22.4 L
1 lbmol a 0°C y 1 atm = 359 ft3
POTENCIA
1 W = 1 J /seg = 1x107 erg /seg = 1 vatio = 14.36 cal /min
= 1 N·m /seg
seglbft
hrBTUHPWkW f
73756.014.3412 341.1 1000 1
kW 7457.05.2544
41.427068.0 7.745550 1
hrBTU
minBTU
segBTUW
seglbft
HP f
segcal
seglbft
hrkJ
hrBTU f 07014.0216.0 W293071.0055056.11
1 ton de refrigeración = 2000 BTU /min
caballo de vapor eléctrico = CV = 746 W
caballo de vapor mecánico = HP = 0.999598 CV
caballo de potencia métrico = 735.499 W
caballo de potencia de caldera = 9 803 W = 1 B.H.P.
AREA
1 m2 = 1x104 cm2 = 1x106 mm2 = 1x10-6 km2 =1550 in2 = 10.764 ft2
1 ft2 = 144 in2 = 0.09290304 m2
VOLUMEN ESPECÍFICO
lbft
grcm
kgL
kgm 333
02.16100010001
kgm
lbft 33
062428.01
COEFICIENTE DE TRANSFERENCIA DE CALOR
FftHP
CcmsegJ
Cmhrkcal
FfthrBTU
224
22 000393.010678.588.41
CcmW
FfthrBTU
Ccmsegcal
222 1868.473801
Ccmsegcal
CmsegJ
FfthrBTU
Cmhrkcal
25
24
22 10775.210163.12048.01
Cmhrkcal
FfthrBTU
CmsegJ
CmW
2222 859863.01762.011
FinW
5816.3Ffthr
BTU1760
CcmW
1 222
CONDUCTIVIDAD TÉRMICA
CmsegJ1442.0
cmCcmhr
cal24.1
cmCcm
W001442.0
cmCcmseg
cal10444.3
inFfthr
BTU1
2
22
4
2
Ccmsegcal10132.4
Cmhrkcal487.1
CmW73.1
CmsegJ73.1
ftFfthr
BTU1
3
2
MOLES
1 lbmol = 453.59 gmol = 0.45359237 kmol
1 kmol = 1 000 gmol = 2.2046226 lbmol
1 gmol = 0.002205 lbmol
Instituto Mexicano de Ingenieros Químicos A. C.
SECCIÓN ESTUDIANTIL
INSTITUTO TECNOLÓGICO
DE MINATITLÁN
UNIVERSIDAD AUTÓNOMA
METROPOLITANA-IZTAPALAPA