Fluid Pound Control
• Rod Pump Controller
– The solution to our displacement vs. inflow problem
– Detects when the fluid available to the pump in the SRP system begins to drop
– Takes the appropriate action to limit operation in fluid pound conditions:
• Pump Off Controller (POC)
– Shuts the well down for an adjustable idle time to allow the reservoir to replenish the fluid available in the wellbore
– Automatically restarts the SRP system at the end of the idle period and pump until the well beings to pound fluid again
• Variable Speed Drive (VSD)
– Adjusts the speed of the SRP system to match the displacement of the system to the inflow of the well