Sample User Script: Step by Step Matching

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Sample User ScriptStep by Step Matching

• Stavanger, June 15, 2004
• Houston, June 23, 2004

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Step 1. Well Log Received
LOG HEADER Logged By Schlumberger Offshore
Services Service Compensated
Neutron Instrumentation CNT-H, HNGS-BA,
Curves (ignoring channels with units
that are count rates, count rate ratios,
) (noting those with engineering units,
such as porosity, inches, API gamma ray,
) NUCA, NPOR, NPL, NPHI, ENPH HNPO, HTNP,
TNPH, HSGR
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Generic Service/Tool Class
Generic Curve Class
Company
Service Class
Company Channel
Tool Series
Service-Channel Xref
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Step 2 Verify Logging Company

• Reference http//w3.posc.org/pwls/industry_data/o
  rganization.txt
• Look for Schlumberger Offshore Services
• Find Schlumberger with organization code 440
• OK

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CompanySchlumberger, 440
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Step 3 Verify Service

• Reference http//w3.posc.org/pwls/well_log_servic
  e_class.php
• Look for Organization is Schlumberger
  440 Service is Compensated Neutron
• Find Compensated Neutron Tool with Code CNT
• OK

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CompanySchlumberger, 440
Service ClassCompensated Neutron Tool CNT
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Step 4 Find Well Log Tool Series

• Reference http//w3.posc.org/pwls/well_log_tool_s
  eries.php
• Look for Organization is Schlumberger
  440 Service Class is Compensated Neutron Tool
  CNT
• Find CNTH as a close match among several
  choices.
• OK

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CompanySchlumberger, 440
Service ClassCompensated Neutron Tool CNT
Tool SeriesCNTH,
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Step 5 Verify Curves for Service

• Reference http//w3.posc.org/pwls/service_channel
  _x.php
• Look for Organization is Schlumberger
  440 Source Type Tool Source Id is
  Compensated Neutron Tool CNT
• Find Several Curve Entries, e.g. NPOR,
  NUCA but not HSGR
• Mystery curve HSGR not expected for this service
  class.

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CompanySchlumberger, 440
Service ClassCompensated Neutron Tool CNT
Company Channel NPOR, NUCA but not HSGR
Tool SeriesCNTH,
Service-Channel XReferenceCNTH,
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Step 5 Find Service from a Curve

• Reference http//w3.posc.org/pwls/service_channel
  _x.php
• Look for Organization is Schlumberger
  440 Channel Type channel Channel Id HSGR
• Find HNGS Hostile Natural Gamma Ray Sonde.
• Now check the tool series for this service.

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CompanySchlumberger, 440
Service ClassHostile Natural Gamma Ray Sonde
HNGS
Company Channel HSGR
Tool Series
Service-Channel XReferenceHSGR
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Step 6 Find Well Log Tool Series

• Reference http//w3.posc.org/pwls/well_log_tool_s
  eries.php
• Look for Organization is Schlumberger
  440 Service Class is Hostile Natural Gamma Ray
  Sonde HNGS
• Find HNGS with variants HNGS-AA and HNGS-BA is
  a second tool series also described
  as Hostile Natural Gamma Ray Sonde. Does it
  generate the HSGR curve?
• Go on

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CompanySchlumberger, 440
Service ClassHostile Natural Gamma Ray Sonde
HNGS
Company Channel HSGR
Tool Series HNGS-AA and HNGS-BA
Service-Channel XrefHSGR
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Step 7 Verify Curves for Service

• Reference http//w3.posc.org/pwls/service_channel
  _x.php
• Look for Organization is Schlumberger
  440 Source Type Tool Source Id is
  Compensated Neutron Tool HNGS
• Find Yes, our HSGR curve is here!
• OK. We have a log from a double tool string
  generating Compensated Neutron and Gamma Ray
  services.

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Step 8 Find Generic Tool Classes

• Reference http//w3.posc.org/pwls/well_log_servic
  e_class.php
• (a) Look for Organization is Schlumberger
  440 Service is Compensated Neutron Tool CNT
• (b) Look for Organization is Schlumberger
  440 Service is Hostile Natural Gamma Ray Sonde
  HNGS
• Find Generic Well Log Tool Classes are NEU and
  SGR
• OK!! NPD file name is WL_NEU-SGR_.DLIS where
  is the operators run number.

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Generic Service/Tool Class NEU SGR
CompanySchlumberger, 440
Service Class CNT, HNGS
Company Channel
Tool Series
Service-Channel Xref
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Other references

• Well Log Tool Classes
• http//w3.posc.org/pwls/well_log_tool_class.php
• For NEU, SGR in our example.
• Property Types
• http//w3.posc.org/pwls/property_type/ or
• http//w3.posc.org/pwls/property_type/docs/Gamma_R
  ay.php