Hydraulic beginner

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Hydraulic beginner

  1. 1. HYDRAULIC Understanding the basic of hydraulicAditya@poltekom.ac.id
  2. 2. Comparison Pneumatic ElectricCylinders Motors, linear motorDirectional valve Transistors/contactorsLogic valves Op ampsButton valve Button / switchOil pump Battery
  3. 3. 1 bar = 1x105 𝑁 π‘š21 π‘šπ‘š2 = 1x10 βˆ’6 π‘š2
  4. 4. Hydraulic fluid transmissionLet : F = Force (N) P = Pressure (N/m2) A = Area (m2)
  5. 5. Hydraulic fluid compensationLet : S = Displacement(m) A = Area (m2)
  6. 6. HYDRAULIC SYSTEMActuator Directional control Power pack valve
  7. 7. POWER PACKPower elementActuatorsDirectional control valvesFlow controlPressure controlMeasuring unit
  8. 8. POWER PACK Pump
  9. 9. POWER PACK Pump
  10. 10. POWER PACK Pump
  11. 11. WORKING ELEMENTS / ACTUATING DEVICES Single / double acting cylinder
  12. 12. WORKING ELEMENTS / ACTUATING DEVICES Single / double acting cylinder
  13. 13. SINGLE ACTING CYLINDER Forcible surface waste port Spring returnPressurized chamber DEpressurized chambersupply port
  14. 14. SINGLE ACTING CYLINDER Spring return Forcible surface waste port Pressurized DEpressurized chamber chambersupply port
  15. 15. DOUBLE ACTING CYLINDER wastesupply port Forcible surface port DEpressurized chamber
  16. 16. DOUBLE ACTING CYLINDER supplywaste port Forcible surface port DEpressurized chamber
  17. 17. DOUBLE ROD CYLINDERwaste port supply Forcible surface port DEpressurized chamber
  18. 18. Cylinders
  19. 19. Linear actuators
  20. 20. Linear actuators
  21. 21. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  22. 22. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  23. 23. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  24. 24. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  25. 25. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  26. 26. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  27. 27. CONTROL ELEMENTS / ACTUATING DEVICES Directional valves
  28. 28. Actuation option
  29. 29. Actuation option
  30. 30. Actuation option
  31. 31. Valve nomenclature
  32. 32. One way flow control valve
  33. 33. One way flow control valve
  34. 34. One way flow control valve
  35. 35. Shutoff valve
  36. 36. Check valve / no return valve
  37. 37. Check valve / no return valve
  38. 38. Check valve / no return valve
  39. 39. 3 way pressure regulation valve
  40. 40. 3 way pressure regulation valve
  41. 41. 3 way pressure regulation valve
  42. 42. DRAWING SYMBOLS ISO 1219-2
  43. 43. SYMBOLSPumpPower lineControl lineBranchesBy pass
  44. 44. SYMBOLSContainerFilter
  45. 45. SYMBOLS Fixed Adjustable1 waymotor2 waymotor
  46. 46. SYMBOLSSingle acting cylinder
  47. 47. SYMBOLSDouble acting cylinder
  48. 48. SYMBOLSValve name Initial position Symbol
  49. 49. SYMBOLSValve name Initial position Symbol
  50. 50. SYMBOLSValve name Initial position Symbol
  51. 51. SYMBOLSPressure relievvalve/pressure limiter valve2 way Pressure regulatorP-A-T3 way Pressure regulatorP-T
  52. 52. SYMBOLS Fixed Adjustable
  53. 53. SYMBOLSCheck valveCheck valve spring loaded
  54. 54. SYMBOLSManometer
  55. 55. Component designation
  56. 56. System circuit diagram

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