SPE DISTINGUISHED LECTURER SERIES SPE DISTINGUISHED LECTURER SERIES is funded principally is funded principally Through a grant of the Through a grant of the SPE FOUNDATION SPE FOUNDATION The Society gratefully acknowledges The Society gratefully acknowledges Those companies that support the program Those companies that support the program By allowing their professionals to participate as lecturers. By allowing their professionals to participate as lecturers. And special thanks to The American Institute of Mining, Metallur And special thanks to The American Institute of Mining, Metallur gical, gical, And Petroleum Engineers (AIME) for their contribution to the pro And Petroleum Engineers (AIME) for their contribution to the pro gram. gram.
SPE FOUNDATIONSPE FOUNDATIONThe Society gratefully acknowledgesThe Society gratefully acknowledges
Those companies that support the programThose companies that support the programBy allowing their professionals to participate as lecturers.By allowing their professionals to participate as lecturers.
And special thanks to The American Institute of Mining, MetallurAnd special thanks to The American Institute of Mining, Metallurgical,gical,And Petroleum Engineers (AIME) for their contribution to the proAnd Petroleum Engineers (AIME) for their contribution to the program.gram.
KhuffKhuff Reservoir PropertiesReservoir PropertiesKhuff reservoir is highly heterogeneous and significant variation in porosity and permeability is encountered aerially and vertically
Reservoir properties vary between wells and within the same well at different depths
SafelySafely drill and workover drill and workover high high qualityquality, , costcost effective effective oil and gas wells in a oil and gas wells in a timely manner to timely manner to meetmeetcorporate objectivescorporate objectives
RESOURCES ALIGNMENTRESOURCES ALIGNMENT
ENGINEERINGOPERATIONS
SERVICES
TEAM WORKTEAM WORK
Team Spirit Comes FirstTeam Spirit Comes FirstTeam By Organization Team By Organization ResponsibilityResponsibilityBelieve In Goal Then Work For ItBelieve In Goal Then Work For ItCommitment Commitment
PERFORMANCE DRILLINGPERFORMANCE DRILLING
• PDC Bits• High Torque Motors• Rotary Steerable
PERFORMANCE MOTORSPERFORMANCE MOTORS8" extended HT customized for 12" 8" extended HT customized for 12" holes for mud weight 145holes for mud weight 145--155 pcf. 155 pcf. Application.Application.9 1/2" HT first application worldwide. 9 1/2" HT first application worldwide. behind 16" PDC bit.behind 16" PDC bit.6 3/4" extended HT first application 6 3/4" extended HT first application worldwide.worldwide.Use laser carbide technology to Use laser carbide technology to improve BHA wear in abrasive sand.improve BHA wear in abrasive sand.Selectively utilizing RSS push the bit Selectively utilizing RSS push the bit or point the bit concepts.or point the bit concepts.
Bit Trial Test SystemBit Trial Test System
Pay 50% when bit goes thru the Pay 50% when bit goes thru the rotary table.rotary table.Rest based on performance!!Rest based on performance!!
Resulted in more rejection than Resulted in more rejection than approval.approval.
New Bit Trial Test SystemNew Bit Trial Test System
Maximize vendor engineering efforts Maximize vendor engineering efforts prior to proposal.prior to proposal.Performance based equation!!Performance based equation!!Cost= Cost= Target $/ft / Actual$/ft X 0.66 X Bit costTarget $/ft / Actual$/ft X 0.66 X Bit cost
Resulted in more approval than Resulted in more approval than rejection.rejection.
BIT SELECTION GUIDELINESBIT SELECTION GUIDELINES
All Manufacturers are WelcomedAll Manufacturers are WelcomedShare InformationShare InformationFit For Purpose TechnologyFit For Purpose TechnologyWilling to share risk of using noneWilling to share risk of using none--field proven designs.field proven designs.
OPTIMUM DESIGN DEVELOPMENTOPTIMUM DESIGN DEVELOPMENT
Field TestEvaluate
Mfg.Design
Addition Designs to IndustryAddition Designs to Industry
3434”” IADC 135 Bit. Dual seal bearing.IADC 135 Bit. Dual seal bearing.2828”” IADC 445 Bit.IADC 445 Bit.
88--3/83/8”” IADC 637. High wear resistanceIADC 637. High wear resistance55--7/87/8”” IADC 627. IADC 627.
Complex Complex stratigraphicstratigraphic..Abrasive sandstone Abrasive sandstone followed by dense followed by dense dolomitedolomiteSevere bit damage due Severe bit damage due to downhole vibration.to downhole vibration.Abrasive sand causing Abrasive sand causing severe cutter wear .severe cutter wear .
1212””/16/16”” PDC ApplicationPDC Application
1616”” Hole Performance for Big Hole Performance for Big WellsWells
$147$147
$225$225
$126$126
Rotary 17” Average Best
Rate of Penetration Cost Per Foot
RO
P
CP
F
8.3
19
33.5
0 0
40
20
250
125
$/ftft/hr
BITS MARKET SHAREBITS MARKET SHARE
COMPETITION BEST
90%
10%
PERFORMANCE MONITORINGPERFORMANCE MONITORING
By section By section By well and Rig. By well and Rig. Quarterly Review. Quarterly Review. Service Contracts Review Committee.Service Contracts Review Committee.
The UDC
The fastest time for hole section is taken from offset information.
Then the times summed up to generate the UDC.
Ultimate Drilling Curve Ultimate Drilling Curve
ULTIMATE DRILLING TIME CURVE (UDC) Vs PLANNED DRILLING TIME CURVE (EXISTING) FOR BIG DESIGN PRE-KHUFF WELL
0
5000
10000
15000
0 20 40 60 80 100 120DRILLING TIME, DAYS
DEP
TH, F
T
TD: 14,000'
OPERATING DAYS: 120
OPERATING DAYS: 95
DEVELOPING TARGETDEVELOPING TARGET
DEVELOPING TARGETDEVELOPING TARGETULTIMATE DRILLING CURVE (UDC) VS DRILLING TIME CURVE
FOR SLIM DESIGN KHUFF WELL
0
5000
10000
0 10 20 30 40 50 60 70 80 90DRILLING TIME, DAYS
DEP
TH, F
T
Operating Days: 50TD: 11,900
UDC
EXISTING
OPERATING DAYS: 85
ULTIMATE DRILLING TIME CURVE (UDC) Vs EXISTING DRILLING TIME CURVE (EXISTING) FOR MODIFIED MODIFIED DESIGN KHUFF WELL
Motivate Field Professional InputMotivate Field Professional InputEmphasize that Emphasize that ““UDCUDC”” is repeating is repeating what was achieved beforewhat was achieved beforeEmpowerment to say NO to any nonEmpowerment to say NO to any non--safe requestsafe requestInvolve Service ProviderInvolve Service Provider
UDC LIFECYCLEUDC LIFECYCLE
Prepare Drilling
ProgramDrill Well
Post Section & Post Well Analysis
DIH +UDC ProjectWeb Page
Extract & Record Lessons Learned & Best
Practices
ProjectLearning
CorporateLearning
ContinuousImprovement
STRATEGYSTRATEGYUSE BEST IN CLASS PRODUCTS USE BEST IN CLASS PRODUCTS OR SERVICES .OR SERVICES .TEAM WORK.TEAM WORK.TRANSFER KNOWLEDGE.TRANSFER KNOWLEDGE.
PRIORITIESPRIORITIES
Quality Well ConstructionQuality Well Construction
Efficient, not Efficient, not ““FastFast””
SAFETY FIRSTSAFETY FIRST
IS IT POSSIBLE TO BEAT UDC ?IS IT POSSIBLE TO BEAT UDC ?
0
2000
4000
6000
8000
10000
12000
14000
0 5 10 15 20 25 30 35 40 45 50
Days
Dep
th (f
t)
HRDH-931 UDC
HRDH-931 Actual
RESULTSRESULTS
Time savingTime savingCost savingCost savingCompetitive environmentCompetitive environmentDrilling more complex wellsDrilling more complex wells
Last PerformanceLast PerformanceHRDH-950 Vs. HRDH-607 DRLG Curve
-2000
3000
8000
13000
18000
0 40 80 120 160 200 240
Time (Days)
Dep
th (f
t)
UDC Time HRDH-950
Actual Time HRDH-950
Actual Time HRDH-607
3 Bits
5,700 ft Lateral Well99 Total Rig Days
9 Bits
Average 8-3/8” Bit Run840’ – 56 hrs
15 fph
Average 5-7/8” Bit Run935’ – 63 hrs
14.9 fph
Total Bits For Well23
HRDH-950 vs HRDH-607
IMPROVED PERFORMANCE25 FEWER BITS
107 FEWER DAYS
4,300 FT LONGER LATERAL
Recognition and RewardRecognition and Reward
Every one involved Every one involved Service providerService providerDrilling contractor Drilling contractor
0
3500
7000
10500
14000
0 15 30 45 60 75 90
HRDH-908UDC
HRDH-934
HRDH-956
HRDH-968
HRDH-949
Rig-Z Performance
2002
2004
IMPROVEMENT WITH TIMEIMPROVEMENT WITH TIME
One-Rig ImprovementOver 18 Months
45% Drilling Time Reduction
CONCLUSIONCONCLUSION
ULTIMATE PERFORMANCE IS A ULTIMATE PERFORMANCE IS A PROFIT OF WELL SPENT PROFIT OF WELL SPENT INVESTMENT IN THE FOLLOWING INVESTMENT IN THE FOLLOWING STEPS STEPS ::
Benchmark
STEPS TOWARDS ULTIMATE STEPS TOWARDS ULTIMATE PERFORMANCEPERFORMANCE
