1. Advanced Hydraulics Don Gilliland

2. Hydraulic Components Reservoirs Accumulators Pumps Valves Actuators Conductors

3. Hydraulic Components Accumulator Functions Energy Storage Stabilize Pump Pulsation Stabilize Load Shocks StoreVolumeUnderPressure For High Volume Demands

4. Hydraulic Components Accumulators What You Don't Know About Hydraulic Accumulators Can KILL You! Click Below For Video https://www.youtube.com/watch?v =-oXh3FILZdg https://www.youtube.com/watch?v =-oXh3FILZdg Gas Accumulator Pressure Test https://www.youtube.com/watch?v =6e8ZVCKCO1U https://www.youtube.com/watch?v =6e8ZVCKCO1U

5. Hydraulic Components Accumulator Types Spring Loaded Gas Charged (Nitrogen) Weight Loaded Hydraulic Counter Loaded

6. Accumulator Types Spring Loaded Types Sealed Piston Piston may be sealed with an O-ring, quad ring, or square ring and may even be backed up with a Teflon cushion washer depending on pressure requirements of system and spring strength

7. Accumulator Types Spring Loaded Types Sealed Piston Compound Spring This accumulator system is often used for variable loads or independent pressure volumes for light load extensions in sequential operation

8. Accumulator Types Spring Loaded Types Sealed Piston Compound Spring Diaphragm The sprung side may be pneumatically boosted

9. Accumulator Types Spring Loaded Types Sealed Piston Compound Spring Diaphragm Hydraulic Counter Loaded Notice: 2 different size pistons allowing for mechanical advantage boosting that are balanced by 2 springs working against each other (learn the math!!)

10. Accumulator Types Spring Loaded Types Sealed Piston Compound Spring Diaphragm Hydraulic Counter Loaded Spring with Bellows

11. Review Spring Types Spring Loaded Types Sealed Piston Compound Spring Diaphragm Hydraulic Counter Loaded Spring with Bellows

12. Hydraulic Components Accumulator Types Spring Loaded Gas Charged (Nitrogen) Weight Loaded Hydraulic Counter Loaded

13. Accumulator Types Gas Charged Types Bladder Type Diaphragm Type Sealed Piston Type Metal Bellows Type Usually Nitrogen (Nuetral)

14. Accumulator Types Gas Charged Types

15. Accumulator Types Gas Charged Types

17. Accumulator Components

18. Hydraulic Components Accumulator Types Spring Loaded Gas Charged (Nitrogen) Weight Loaded Hydraulic Counter Loaded

19. Accumulator Types Weight Loaded Types Sealed Piston Type

20. Accumulator Types Weight Loaded Types Usually Piston Type Load Used for Stabilization in Construction Equipment Early Hydraulics Additional Reading http://hsc.csu.edu.au/engineering_studies/app lication/lift/3377/hydraulics.htm http://hsc.csu.edu.au/engineering_studies/app lication/lift/3377/hydraulics.htm

21. Weight Loaded Accumulator An elevated load acting on Loader Bucket Cylinders can be used as an accumulator to be used to control ancillary systems on this machine

22. Hydraulic Components Accumulator Types Spring Loaded Gas Charged (Nitrogen) Weight Loaded Hydraulic Counter Loaded

23. Accumulator Types Hydraulic Counter Loaded Sealed Piston Type

24. This Hydraulic Counter Loaded Sealed 2 size Piston Accumulator is Used to Multiply Volume or Pressure Needs for Various Transmission Actuators

25. Hydraulic Components Accumulators Review Next Pumps THE END