"DAIHAN" 단위환산표

단 위

㎝

m

in

ft

yd

miles

㎝

1

0.01

0.3937

0.0328

0.0109

2.17e-8

m

100

1

39.37

3.2808

1.0936

0.00062

in

2.54

0.0254

1

0.0883

0.0278

1.58e-5

ft

30.48

0.3048

12

1

0.3333

0.00019

yd

91.438

0.9144

36

3

1

0.00059

miles

160930

1609.3

63360

5280

1760

1

단 위

㎎

g

㎏

ton

oz

lb

㎎

1

0.001

0.000001

1.0e-9

0.000035

2.204e-6

g

1000

1

0.001

0.000001

0.03527

0.0022

in

1000000

1000

1

0.001

35.273

2.20459

ton

1.0e9

1000000

1000

1

35273

220459

oz

28349.5

28.3495

0.02835

0.000028

1

0.0625

lb

453592

453.592

0.45359

0.00045

16

1

단      위

㎠

㎡

ft2

in2

ha

평

㎠

1

0.0001

0.155

0.001076

2.2e-14

0.00003

㎡

10000

1

1550

10.764

0.0001

0.3025

in2

6.4516

0.00064

1

0.006944

6.45e-8

0.000195

ft2

929.030

0.092903

144

1

0.000009

0.028109

ha

1.0e8

10000.

1.55e7

107639

1

3025.6

평

33051.2

3.3058

5122.95

35.576

33051

1

단      위

cu. ㎝

cu.m

ℓ

cu.in

cu.ft

gal(미)

cu.㎝

1

0.0000001

0.001

0.06102

0.00003

0.16368

cu.m

1000000

1

1000

61027

35.3165

0.00026

ℓ

1000

0.001

1

61.027

0.03531

264.186

cu.in

16.387

0.000016

0.01638

1

0.00057

0.26418

cu.ft

28316.8

0.02831

28.3169

1728

1

0.00432

gal(미)

3785.43

0.00378

3.78543

231

7.48051

단      위

atm

bar

㎜Hg(torr)

㎜H2O

psi(lb/ft2)

kgf/㎠

Pa

atm

1

1,01325

760

10332.2

14.6956

1.03323

101325

bar

0.986923

1

750.06

10197.1

14.504

1.01972

100000

㎜Hg(torr)

0.001316

0.001333

1

13.595

0.01934

0.00136

0.01333

㎜H2O

0.000097

0.000098

0.073556

1

0.001422

0.0001

9.80669

psi(lb/ft2)

0.068046

0.068948

51.715

703.066

1

0.070307

6894.757

kgf/㎠

0.967841

0.980665

735.559

10000

14.2233

1

98066.5

Pa

0.00001

0.00001

0.007502

0.101971

0.000145

0.000011

1

단      위

J(N.m)

kcal

kW.h

kgf.m

ft.lbf

BTU

J(N.m)

1

0.000239

0.0000003

0.101972

0.737562

0.000948

kcal

4186.75

1

0.001163

426.93

3087.99

3.97093

kW.h

3600000

859.855

1

367098

2655224

3414.43

kgf.m

9.80665

0.002343

0.000003

1

7.23301

0.009301

ft.lbf

1.35582

0.000324

0.0000004

0.138255

1

0.001286

BTU

1054.35

0.25183

0.000293

107.514

777.649

1

단      위

hp

kgf.m/s

W(J.s)

kW

kcal/s

BTU/s

hp

1

76.04

745.7

0.7457

0.1782

0.7073

kgf.m/s

13.15e-3

1

9.807

9.807e-3

2.344e-3

9.296e-3

W(J.s)

1.342e-3

0.102

1

0.001

2.3884e-4

9.484e-4

kW

1.341

102

1000

1

0.239

0.9484

kcal/s

5.614

426.9

4187

4.187

1

3.968

BTU/s

1.415

107.6

1055

1.055

0.252

1

단      위

m/s

km/hr

in/s

ft/s

miles/hr

knots

m/s

1

3.6

39.37

3.281

2.237

1.944

km/hr

0.2778

1

10.936

0.9113

0.6214

0.54

in/s

0.0254

0.0914

1

0.833

0.0568

0.0494

ft/s

0.3048

1.0973

12

1

0.6818

0.0293

miles/hr

0.447

1.6093

17.6

1.4667

1

0.869

knots

0.5144

1.852

20.254

1.6878

1.1508

1

단      위

deg.

s

min

radians

quad

cycles

deg.

1

3600

60

0.017453

0.011111

0.002778

s

0.000278

1

0.016667

4.848e-6

3.086e-6

7.716e-7

min

0.016667

60.

1

2.909e-4

1.852e-4

4.63e-5

radians

57.2958

206264

3437.75

1

0.63662

0.159155

quad

90

324000

5400.

1.5708

1

0.25

cycles

360

1296000

21600

6.28319

4

1

단      위

ℓ/s

ℓ/min

㎤/s

㎥/hr

ft3/min

gal/min

ℓ/s

1

60

1000

3.6

2.11887

15.851

ℓ/min

0.016667

1

16.6667

0.06

0.035314

0.26418

㎤/s

0.001

0.06

1

0.0036

0.002119

0.01585

㎥/hr

0.277778

16.6667

277.778

1

0.588575

4.40295

ft3/min

0.47195

28.317

471.95

1.69902

1

7.4807

gal/min

0.063089

3.78534

63.089

0.22712

0.131677

1

단      위

g/㎤(s.q)

g/ℓ

kg/㎥

lb/㎥

lb/ft3

lb/gal

g/㎤(s.q)

1

1000

1000

0.036124

62.422

8.34516

g/ℓ

0.001

1

1

0.000036

0.062422

0.008345

kg/㎥

0.001

1

1

0.000036

0.062422

0.008345

lb/㎥

27.6826

27682.6

27682.6

1

1728

231.015

lb/ft3

0.01602

16.02

16.02

0.000579

1

0.13369

lb/gal

0.11983

119.83

119.83

0.004329

7.48003

1

단      위

㎝/s2

m/s2

in/s2

ft/s2

gal

g

㎝/s2

1

0.01

0.393701

0.032808

1

0.00102

m/s2

100

1

39.3701

3.28084

100

0.101971

in/s2

2.54

0.0254

1

0.083333

2.54

0.00259

ft/s2

30.48

0.3048

12

1

30.48

0.031081

gal

1

0.01

0.393701

0.032808

1

0.00102

g

980.665

9.80665

386.089

32.1741

980.665

1

단      위

lux

foot-candle

lumen/ft2

lumen/㎡

phot

lux

1

0.092903

0.92903

1

0.0001

foot-candle

10.76391

1

1

10.76391

0.001076

lumen/ft2

10.76391

1

1

10.76391

0.001076

lumen/㎡

1

0.092903

0.92903

1

0.0001

phot

10000

929.03

929.03

10000

1

단      위

candela/in2

candela/㎡

foot-lambert

lambert

stilb

candela/in2

1

1550.003

452.389

0.486948

0.1550003

candela/㎡

0.000645

1

0.000188

0.000314

0.0001

foot-lambert

0.00221

3.42626

1

0.001076

0.000343

lambert

2.05361

3183.1

929.03

1

0.31831

stilb

6.4516

10000

2918.63

3.1415915

1

단      위

%

ug/ℓ

㎎/ℓ

g/ℓ

ppm

ppb

%

1

1e8

10000

10

10000

1e8

ug/ℓ

1e-7

1

0.001

0.000001

0.001

1

㎎/ℓ

0.0001

1000

1

0.001

1

1000

g/ℓ

0.1

1e7

0.001

0.000001

0.001

1e7

ppm

0.0001

1000

1

0.001

1

1000

ppb

1e-7

1

0.001

0.000001

0.001

1

단      위

cP

P(g/㎝.s)

gmf.s/㎠

lbf.s/in2

mPa-s

N.s/㎡

cP

1

0.01

1.02e-7

1.45e-7

1

0.001

P(g/㎝.s)

100

1

1.02e-6

1.45e-5

100

0.1

gmf.s/㎠

98039.2

980.392

1

0.014219

98039.2

98.0392

lbf.s/in2

6894757

68947.57

70.3265

1

6894757

6894.76

mPa-s

1

0.01

1.02e-7

1.45e-7

1

0.001

N.s/㎡

1000

10

0.0102

1.45e-4

1000

1

단      위

cSt

St

㎠/s

㎡/hr

in2/s

ft2/s

cSt

1

0.01

0.01

0.0036

0.00155

1.076e-5

St

100

1

1

0.36

0.155039

0.001076

㎠/s

100

1

1

0.36

0.155039

0.001076

㎡/hr

277.778

2.77778

2.77778

1

0.430663

0.00299

in2/s

645

6.45

6.45

2.322

1

0.006943

ft2/s

92903

929.03

929.03

334.451

144.036

1

℃→Kelvin: ℃+273.15

℃→℉: (9/5)×℃-32

℉→Rankine: ℉+459.67

배   수

접 두 어

기   호

10³

킬로(kilo)

k

10¹⁸

엑사(exa)

E

10²

헥토(hecto)

h

10^-6

마이크로(micro)

μ

10¹⁵

페타(peta)

P

10¹

데가(deka)

da

10^-9

나노(nano)

n

10¹²

테라(tera)

T

10^-1

데시(deci)

d

10^-12

피코(pico)

p

10⁹

기가(giga)

G

10^-2

센티(centi)

c

10^-15

펨토(fermto)

f

10⁶

메가(mega)

M

10^-3

밀리(milli)

m

10^-18

아토(atto)

a

항목

기
호표시

산출공식

SI 위

SI기호

CGS단위

배수(CGS/SI)

전류

I, i

I=E/R, I=E/Z, I=Q/t

Ampere

A

Abampere

10-1

전하량

Q, q

Q=I×t, Q=C×E

Coulomb

C

Abcoulomb

10-1

전압

E, e

E=I×R, E=W/Q

Volt

V

Abvolt

108

저항

R, r

R=E/I, R=(ρ×l)/A

Ohm

Ω

Abohm

109

저항률

ρ

p=(R×A)/l

Ohm-meter

Ω·m

Abohm-cm

1011

Conductance

G, g

G=(γ×A)/l, G=A/(ρ×l)

Siemens

S

Abmho

10-9

도전율

G

G=R/Z2

Siemens

S

Abmho

10-9

Capacitance

γ

γ=l/ρ, γ=l/(R×A)

Siemens-meter

S/m

Abmho/cm

10-11

C

C=Q/E

Farad

F

Abrarad

10-9

유전율

ε

Farad/meter

F/m

Stat farad/cm

8.85×10-12

상대유전율

εr

εr=ε/εo

Numerical

Numerical

1

자기유도

L

L=-N×(d?/dt)

Henry

H

Abhenry

109

상호유도

M

M=K×(L1×L2)1/2

Henry

H

Abhenry

109

Energy

J

J=e×I×t

Joule

J

Erg

107

kWh

kWh=kW/3600, 3.6M×J

Kilowatthour

kWh

36×1012

유효전력

W

W=J/t, W=E×I×cosθ

Watt

W

Abwatt

107

무효전력

jQ

jQ=E×I×sinθ

Var

var

Abvar

107

피상전력

VA

VA=E×I

Volt-ampere

VA

역률

PF, pf

PF=W/(V×A), PF=W/(W+jQ)

Ohm

1

유도 Reactance

XL

XL=2π×f×L

Ohm

Ω

Abohm

109

용량 Reactance

XC

XC=1/(2π×f×C)

Ohm

Ω

Abohm

109

Impedance

Z

Z=E/I, Z=R+j×(XL-XC)

Siemens

Ω

Abohm

109

Susceptance

B

B=X/Z2

Siemens

S

Abohm

10-9

Adimittance

Y

Y=I/E, Y=G+jB

Hertz

S

Abohm

10-9

주파수

f

f=1/T

Second

Hz

Cps, Hz

1

주기

T

T=1/f

Second

s

Second

1

시간상수

T

T=L/R, T=R×C

Radians/second

s

Second

1

각속도

ω

ω=2π×f

rad/s

Radians/second

1