d99eafa4c7566affffff8072ffffe415

d99eafa4c7566affffff8072ffffe415 - Circulating System...

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Circulating System Circulating System Aaron Milmeister Cesar Maldonado Svetlana Galiyeva
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Outline: Outline: What is Circulating System? Circulating Equipment Drilling Fluid Questions
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WHAT IS CIRCULATING SYSTEM? Circulating System pumps a special liquid called drilling fluid or drilling mud down the hole through a series of pipes, out of the end of the pipe at the bottom of the hole, and back to the surface.
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Circulating Equipment Mud pumps: large heavy duty pumps, heart of the circulating system Mud pits : steel tanks that hold mud Standpipe : Rigid pipe that conducts mud from the pump, up one leg of the derrick and to the rotary hose (Kelly hose).
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Rotary Hose (Kelly hose) A large-diameter (3- to 5-in. inside diameter) high-pressure flexible line used to connect the standpipe to the swivel. This flexible piping arrangement permits the Kelly to be raised or lowered while drilling fluid is pumped through the drillstring.
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Annulus (annular space) The space between two concentric objects, where fluid can flow
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mud return line is a pipe through which the mud and cuttings leave the well at the surface .
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d99eafa4c7566affffff8072ffffe415 - Circulating System...

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