HYDRAULIC PRINCIPLES

BASIC HYDRAULIC SYSTEMS

LIQUID

FORCE

WEIGHT50 lbs.

FORCE

GAS

WEIGHT50 lbs.

3 in. radius 2 in. radius

1130 lbsFO

RCE

500 lbs

40 psi FORC

E

Force = Pressure x AreaF

P APressure = Force Area

Area = Force Pressure

50 lbsFO

RCE

5 sq. in.

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FORC

E

100 lbs

3 sq. in.

FROMPUMP

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? ?

1 sq. in. ?

FORC

E

FORC

E

60 60

12000 120

FLOW1 GPM

60 60

12000 120

30 90

FLOW1 GPM

60

0 120

30 90

60

0 120

30 90

FROMPUMP

60

0 120

30 90

60

0 120

30 90

FROMPUMP

60

0 120

30 90

PSI

60

0 120

30 90

60

0 120

30 90

207 kPa (30 psi)

PSI PSI

207 kPa (30 psi) 207 kPa (30 psi)

FLOW1 GPM

60

0 120

FLOW1 GPM

30 9060

0 120

30 90

60

0 120

30 90

PSI PSIPSI

207 kPa (30 PSI)

414 kPa (60 PSI)

620 kPa (90 PSI)

FROMPUMP

CIRCUITONE

CIRCUITTWO

CIRCUITTHREE