El Aceite Hidráulico

SISTEMAS OLEOHIDRÁULICOSINDUSTRIALES Y MÓVILES

DIPLOMADO

[email protected]

El Aceite Hidráulico

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WWW.GICAINGENIEROS.COMING. ROBERT WILLIAM CASTILLLO ALVA CENTRALES OLEOHIDRÁULICAS WWW.GICAINGENIEROS.COM

DOCENTE

Ing. Robert William Castillo Alva Ing. Mecánico, Doctorando en Ciencias e Ingenieria, Administración.Especialista en la Gestión de Activos, Proyectos y Mantenimiento. Director de Diplomaturas Gica Ingenieros en Maquinaria Pesada, Sistemas Oloehidráulicos y Gestión de Mantenimiento y Confiabilidad.

SISTEMASOLEOHIDRÁULICOSINDUSTRIALES Y MÓVILES

DIPLOMADO

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WWW.GICAINGENIEROS.COMING. ROBERT WILLIAM CASTILLLO ALVA CENTRALES OLEOHIDRÁULICAS WWW.GICAINGENIEROS.COMING. ROBERT WILLIAM CASTILLO ALVA EL ACEITE HIDRÁULICOCOPYRIGHT (1998) VICKERS, INCORPORATEDC 16-1

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WWW.GICAINGENIEROS.COMING. ROBERT WILLIAM CASTILLLO ALVA CENTRALES OLEOHIDRÁULICAS WWW.GICAINGENIEROS.COMING. ROBERT WILLIAM CASTILLO ALVA EL ACEITE HIDRÁULICO

16-2COPYRIGHT (1998) VICKERS, INCORPORATEDC

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4

1000

6

2000

8

3000

10

4000

12

5000

14

6000

16

7000

18

8000

20

9000

22

10,000

24

26

22.7

16.8

9600

12.9

4800

5.7

12009.6

2400

Summer Winter


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10

20

30

40

50

60

70

80

90

100

110

120

110

90

74.8

61.2

50.6

41.4

35.2

28.8

24.2

19.8

KinematicViscosity

cSt @ 40 deg. C.


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Component Micron

100 mesh screen

Grain of table salt

Smog particle

Machining particle

200 mesh screen

Human hair

Pollen

Fog droplet

Particle visible to unaided eye

White blood cell

Grinding particles

Red blood cell

Honing particles

Yeast cells

Bacteria

Viruses

159

100

90

80+

74

70

60

50

40

24

10+

62+

10.2+0.1+

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Particle nearclearance size

Silt particlesParticle largerthan clearance

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COMPONENT MICRONS INCHES

Gear Pump

CLEARANCELOCATION

Gear to side plate

Gear tip to case

1/2 - 5

1/2 - 5

0.00002-0.0002

0.00002-0.0002

0.00002-0.0002

Vane Pump

Piston Pump

Servo Valve

Control Valve

Actuators

Hydrostatic Bearings

Antifriction Bearings

Slide Bearings

Tip of vane

Sides of vane

1/2 - 1

1/2 - 1

5 - 13

0.00002-0.00004

0.00002-0.00004

0.0002-0.0005

Piston to bore

Valve plate to cylinder

5 - 40

1/2 - 5

0.0002-0.0015

Orifice

Orifice

Flapper wall

Spool sleeve

Spool sleeve

130 - 450

18 - 63

1 - 4

0.005-0.018

0.0007-0.0025

0.00005-0.00015

Disk type

Poppet type

130 - 10,000

1 - 23

13 - 40 0.0005-0.0015

0.00005-0.0009

0.005-0.4

50 - 250

0 - 25

1/2

1/2

0.002-0.01

0.00005-0.001

0.00002-

0.00002-

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00.2 0.4 0.6 0.8 1.0 1.2

2

4

6

8

10

12

%

AirbyVolume

Pressure, atmospheres

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10

10

10

10

10

10

1

10

105 10 15 20 30 50

-1

-2

2

3

4

5

6

INDUSTRIAL

CRANES

AIRCRAFT

COMBINES

EARTH MOVING

FARM TRACTORS

DREDGE

Particles/milliliterGreaterThanIndicatedSize

Particle Size in Microns

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2000 4000 6000 8000 10000 12000

20

40

60

80

100

120

MilligramsperLiter

Cycle Meters

Seal 2

Seal 1

Seal 3

Seal 4Seal 5

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Normal Wear Wear OutBreak In

Time

Number Of Contamination Particles

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Sample number

Particle Count / Milliliter

> >10 micron5 micron

1

2

3

4

5

6

7

8

9

10

180 20

21401 4087

1703 342

11230

309

2303

1933

2437

3342

963

3209

63

406

313

183

419

155

Average of all Samples 4580 920

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A: Full-Film Lubrication B: Boundary Lubrication

C: Mixed Film Lubrication

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5,000 10,000 20

RangeCode

Number of particles per1 ml of fluid

More than Up to =

20

40 12

19

18

17

16

15

14

13

11

10

9

8

7

6

5

4

3

2

1

5,0002500

25001300

1300640

640320

320160

16080

8040

10

105

52.5

2.51.3

1.3.64

.64.32

.32.16

.16.08

.08.04

.04.02

.02.01

RangeCode

Number of particles per1 ml of fluid

More than Up to =

80,000 160,000 24 20

40,000 80,000 23

22

21

20

20,000 40,000

10,000 20,000

10,0005,000

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Range

Number

80k

40k

20k

10k

5k

2,500

1,300

640

320

160

80

40

20

10

5

2.5

1.3

0.64

0.32

0.16

0.08

0.04

0.02

0.01

160k

80k

40k

20k

10k

5k

2,500

1,300

640

320

160

80

40

20

10

5

2.5

1.3

0.64

0.32

0.16

0.08

0.04

0.02

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

k = thousand

Particle

Size

'x'

in

micrometers

No. of

Particles

> 'x'

in 1ml

sample

2

5

10

15

25

50

1,800

390

114

65

8.5

0.6

4 m 6 m 14 m

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Fixed Gear 20/18/15 19/17/15Fixed Vane 20/18/15 19/17/14 18/16/13

1000 PSI 2000 PSI 3000 PSI+IPUMPS

Fixed Piston 19/17/15 18/16/14 17/15/13Variable Vane 18/16/14 17/15/13Variable Piston 18/16/14 17/15/13 16/14/12

Directional (solenoid) 20/18/15 19/17/14Pressure Control (modulating) 19/17/14 19/17/14Flow Controls (standard) 19/17/14 19/17/14Proportional Directional (throttle valves) 17/15/12 15/13/11*Check Valves 20/18/15 20/18/15Servo Valves 16/14/11* 15/13/10*Cartridge Valves 18/16/13 17/15/12H.R.C. 18/16/13 17/15/12Proportional Pressure Controls 16/14/12* 15/13/11*Flow controls (pressure compensating) 17/15/13 17/15/13Proportional Cartridge Valves 17/15/12 16/14/11*

Cylinders 20/18/15 20/18/15 20/18/15Vane Motors 20/18/15 19/17/14 18/16/13Axial Piston Motors 19/17/14 18/16/13 17/15/12Gear Motors 21/19/17 20/18/15 19/17/14Radial Piston Motors 20/18/14 19/17/13 18/16/13Cam Wave Motors 18/16/14 17/15/13 16/14/12*

Hydrostatic Transmissions (in loop fluid) 17/15/13 16/14/12* 16/14/11*

Ball Bearing Systems 15/13/11*Roller Bearing Systems 16/14/12*Journal Bearings (high speed) 17/15/13Journal Bearings low speed) 18/16/14General Industrial Gearboxes 17/15/13

*Requires precise sampling practices to verify cleanliness levels.

VALVES

ACTUATORS

HYDROSTATIC TRANSMISSIONS 4000 PSI

BEARINGS

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Company Name Date

Company Address

Contact Person Title

Type of Machine (System)

SETTING A TARGET CLEANLINESS LEVEL

STEP ONE

Maximum Operating Pressure Pump Flow

Total System Volume (including lines & actuators)

Most Sensitive Component

Pump Type Target Cleanliness ____/____/____

Target Cleanliness ____/____/____

Target Cleanliness ____/____/____

Control Type

Actuator Type

STEP TWO

Fluid Type and Brand

Fluid Adjustment?

Yes

Yes

Yes

Yes

Yes

No

No

No

No

No

STEP THREE

Operating Ternperature F (min) F(max)

High Vibration or Shock?

Is Machine Critical to Process?

Could a Hydraulic Failure Cause a Safety Hazard?

System Stress Adjustment?

FINAL SYSTEMIC CONTAMINATION CONTROL TARGET CLEANLINESS ______/______/_____

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WELL SUPPORTED ELEMENT POORLY SUPPORTED ELEMENT

FULL FLOW LIMITED FLOW PLEAT FAILURE

FLOW FATIGUE FAILURE ISCOMMON AT ROOT OF PLEAT

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Supported fiber matrix

after repeated stess

Inadequately supported matrix

after repeated stress

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SUPPORTMESH

SUPPORTMESH

DIFFUSERLAYER

DIFFUSERLAYER

MEDIA

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Down-streamParticleCounter

Up-streamParticleCounter

Known contaminant

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Beta Ratio Efficiency

1

2

5

10

20

75

100

200

1000

5000

0%

50.00%

80.00%

90.00%

95.00%

98.70%

99.00%

99.50%

99.90%

99.98%

Dirección:

Mz. O' Lote 23 Urb. Monserrate

Trujillo-Perú

Teléfono Fijo: 51 44 243730

Movistar: (51) 947 936 565

RPM: *636565

RPC: (51) 955 708 050

Email: [email protected]

Sitio web: www.gicaingenieros.com

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WWW.GICAINGENIEROS.COMING. ROBERT WILLIAM CASTILLO ALVA EL ACEITE HIDRÁULICO

El Aceite Hidráulico

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