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Copy of Well Testing Ppt
Transcript of Copy of Well Testing Ppt
Field Engineer Trainee
What is Well Testing ?
THE OIL-WATER-GAS RATIO
PROPERTIES OF FLUID
THE ECONOMIC VIABILITY
OF THE WELL
FACTS ON TESTING
Drill Stem Test
DRILL STEM TESTING
Process of down hole
data collection using tools
HISTORY OF DST
Drill Stem Testing
Schlumberger W & T
PRESSURES IN DST
ANNULUS PRESSURE (Ph)
CUSHION PRESSURE (Pc)
Ph > Pf > Pc
Annulus Pressure > Formation Pressure > Cushion Pressure
TYPES OF DRILL STEM TESTING
THE SAFETY TOOLS
HYDAULIC JAR (JAR-F)
BOWEN SAFETY JOINT (SJB-F)
Bottom-most tool of DST String
Seperate annulus from formation
Hold the weight of the DST String above
Bypass ( pressure equalization <RIH & POOH> )
TYPES OF PACKERS
Flexpac Hold-down Packer