DST Analysis Using

Ecrine Kappa Saphir

Front Page Ecrine (Kappa Saphir)

Click New (1)

Input data (Main Option)• Porosity• Sw• Well radius• Type fluid• Date test

New (2)

Input data (Information)• Company• Well• Test type• Test date• Formation Interval• Perforation Interval• Type gauge (kode)• Depth Gauge• Analyst name• Analysis date

Click Next

QAQC Data

• Click Load• Copy/Import asci data

from DST/EMR/SRO

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Input Rate

Klik InterpretationDERIVATIVE - Skin- K- P*- Boundary- Investigation Radius

History Plot

Deliverability

Plot Horner

ETR

MTR

k

WBS, Skin

PSSBoundary

Rule of thumb

• PSS if the transient pressure reach the boundary; Not straightline from horner plot

• The time convert to investigation radius to determine the distance & boundary