pco16 day 2 12 10 christy thompson bluestone - lbcg · effective approaches to optimize chemical...
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Christy Thompson Bluestone Natural Resources
Fort Worth, Tx Jun 29, 2016
EFFECTIVE APPROACHES TO OPTIMIZE CHEMICAL USAGE
WITHOUT OVER TREATING WELLS AND KEEPING COSTS LOW
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DOWNHOLE FAILURES
WATER VARIANCE REPORT
CHEMICAL INVENTORY REPORT
DOWNHOLE TEMPERATURE
H2S SCAVENGER
TANK PLACEMENT
REMOTE TANK MONITORING
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• Chemical Company was using one chemical with same treat rate (ppm) for all wells: • 10 bwpd or • 2400 bwpd
• Producer was not supplying production data to Chemical Company
HISTORY 2010
28 DAYS PRODUCTION = HOLE IN TUBING
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HOLE IN TUBING IN 28 DAYS OF PRODUCTION REPLACED ENTIRE STRING
Acid Gas Corrosion 3.6% CO2 100,000 Chlorides 2400 bwpd 300 psi tubing pressure
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CO2 CORROSION – INADEQUATE CORROSION INHIBITOR CONCENTRATION
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CREATED WATER VARIANCE REPORT WEEKLY MEETINGS W/ CHEMICAL VENDOR:
NEW ACCT MGR AND CHEM FIELD TECHS INFO DISCUSSED WITH CHEMICAL COMPANY:
NEW WELLS ONLINE DATES PRODUCTION DATA (BWPD, BOPD, MCFD) WORK-OVER FINDINGS SOLIDS ANALYSES WATER REPORTS & ANALYSES CHEMICAL PUMP NEEDS
NEW CHEMICAL PROTOCOL
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ROUTINE WATER REPORT SENT TO CHEMICAL VENDOR FOR OPTIMIZED CHEMICAL
Water Variance Report - Barnett North
12/25/2015 - 1/24/2016 1/1/2016 - 1/31/2016
Average Average Well Name Route API Net
Gas (MCF)
Water (Bbls)
Oil (Bbls)
Casing PSI
Tubing PSI
Net Gas
(MCF)
Water (Bbls)
Oil (Bbls)
Casing PSI
Tubing PSI
% Diff in
Water
BBL Diff in Water
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MONTHLY CHEMICAL INVENTORY REPORT Glen Rose Days in month
May-16 31
Product Use Cost per Unit PPM Unit Wells using chemical Spend By ProductHSW4118 H2S Scavenger per gallon 0 -$ RCS9049 C/SI Concentrate 75 per gallon 0 -$ RCS9049E C/SI Less Act 150 per gallon 0 -$ RCS9049A C/SI Least Act 500 per gallon 0 -$ FMW8056 Foamer C/SI 1000 per gallon 0 -$ FMW9191E Foamer C/SI 1000 per gallon 0 -$ FMW8075 Foamer C/SI 1000 per gallon 0 -$ FMW9267E Foamer C/SI 150 per gallon 0 -$
Total 0 -$
Monthly Chemical Cost: -$
Total Wells Total SpendFM/C/SI 0 -$ (SCAV + C/SI)/MCFC/SI 0 -$ (C/SI)/BBLWH2S 0 -$ Batch TreatmentsBATCH -$ Cost Per Week InjecitonNo Chem 0 -$
TOTAL WELLS 0 -$
Monthly Cost Delivered: -$
Foreman Monthly $ $/Bbl water $/MCF Average Bbl water Cost Per WellCB -$ #DIV/0! #DIV/0! #DIV/0! #DIV/0!NB -$ #DIV/0! #DIV/0! #DIV/0! #DIV/0!RA -$ #DIV/0! #DIV/0! #DIV/0! #DIV/0!
Foreman $ CISI $ CISI/Bblw $ CISI/MCFCB -$ #DIV/0! #DIV/0!NB -$ #DIV/0! #DIV/0!RA -$ #DIV/0! #DIV/0!
Foreman $ Foamer $ Foamer/Bblw $ Foamer/MCFCB -$ #DIV/0! #DIV/0!NB -$ #DIV/0! #DIV/0!RA -$ #DIV/0! #DIV/0!
Foreman $ Scavenger $ Scavenger/Bblw $ Scavenger/MCFCB -$ #DIV/0! #DIV/0!NB -$ #DIV/0! #DIV/0!RA -$ #DIV/0! #DIV/0!
Total MCFD AND BWPD CB Monthly Total (CB) NB Monthly Total (NB) RA Monthly Total (RA)MCF/D 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000BW/D 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000MCF/D CI/SI 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000BW/D CI/SI 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000MCF/D Foamer 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000BW/D Foamer 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000MCF/D Scavenger 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000BW/D Scavenger 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000
Monthly Chemical Report DashboardBluestone Natural Resources
MONTHLY TOTALS
Avg Monthly Spend/Cost by Foreman
Avg Monthly Spend CISI/by Foreman
Avg Monthly Spend Foamer/by Foreman
Avg Monthly Spend Scavenger/by Foreman
MonthlyChemicalSpendbyProduct
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MONTHLY CHEMICAL INVENTORY REPORT
WELL MASTER ROUTE LEASE WELL #
FOREMAN INITIA
LS
MCFDBW
PD
TANK STYLE
TANK SIZE
PUMP TYPE
CHEM TYPE
CHEM NAME
TARGET PPM
ADDITIONAL COMMENTS
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• Matched Water Variance Report to Monthly Chem Inventory Report
• Calculated Effective Treat Rates • (BWPD and Recommended PPM)
• Pump Variance - Over/under chemical injected • Chemical Ordering Tool • Back Check Tool • Identified multiple wellsite items in one document
Separate Tech Report for chemical changes, pump down, findings on site, etc - ongoing – not monthly
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Route # Lease Pad MCFD BWPD Gas Lift Packer Plunger Chemical Injection Point Tank Size Pump Type Chemical Type Chemical Name Target PPM Required Qts/Day Cost/Gallon
Beginning Inventory Date Beginning Inventory Gallons Ending Inventory Date Ending Inventory Gallons Delivered Gallons Gallons Used Costs Delivered Time Period Qts/Day for Time Period Over or Under Qts/Day Monthly Usage (Gal) Cost/BBl/Day Cost of Chemical Used Cost/MCF Original Chemical Start Date
MONTHLY CHEMICAL INVENTORY REPORT EXCEL
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FULL BODY NORMALIZED SEAMLESS TUBING – INADEQUATE CHEMICAL CONCENTRATION
2 3/8 J-55 Tubing Metallurgy
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ERW - ELECTRIC RESISTANCE WELDED CORROSION AT WELD
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NOT FULL BODY NORMALIZED TUBING
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Speedway A3 flowed up casing 7 months; GLV Washed; CI-SI U-tubing at 3000’ Ft;
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DOWNHOLE TEMPERATURE ISSUE
• ESP – Electrical Submersible Pump
• Downhole Chemistry Rated (200 Deg) – No Issues
• Installed ESP – Downhole Corrosion/Scale “paraffin like substance” – seized the ESP • Chemical overheated due to ESP Downhole
Temperature (275 Deg) • Switched to chemical rated at 325 Deg
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• Pipeline Spec 4 ppm at Sales Meter Run
• 99 H2S Scavenger pumps
• $300K/YR Scavenger
• No fully defined Pipeline Spec
• 200 H2S Scavenger pumps
• $700K/YR Scavenger
BARNETT SHALE H2S SCAVENGER OPTIMIZATION
1st Year 2nd Year
3rd Year: 37 pumps $15K/yr
2016: Turned OFF all scavenger pumps under new ownership
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• Biocide Treatments • Pipeline Specifications ( ? ppm) • Atomizers vs Drip • Injection points
• Increased Retention Time in Pipeline • Correct usage of H2S Analyzer Tubes • Follow up after Biocide treat, Frac Activity slows, etc
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FORT STOCKTON: DUAL ATOMIZERS
TO INCREASE CHEMICAL CONTACT TIME
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DUAL HEAD PUMP W/ 80 W SOLAR PANEL & TWO BATTERIES
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CHEMICAL TANKS IN DESIGNATED AREA TO SAVE FROM DESTRUCTION BY WELL WORK CREWS
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CHEMICAL TANK PLACEMENT ON BARNETT WELLSITE
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REMOTE MONITORING
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Calcium Carbonate, Sand at EOT -Without Plunger: Bottom 12” of Tubing at Pressure Differential -With Plunger:
-Below Bumper Spring -On plunger and Internal tubing
DISCUSSION ITEMS
CURRENT UNRESOLVED CHEMICAL PERFORMANCE ISSUES
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CALCIUM CARBONATE, SAND AT EOT
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CALCIUM CARBONATE, SAND AT EOT
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SCALE ON PLUNGER
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“SOME OF US WILL DO OUR JOBS WELL AND SOME WILL
NOT, BUT WE WILL BE JUDGED BY ONLY ONE THING
– THE RESULT.”
VINCE LOMBARDI