Centerfire Improvements - Tensordt.com · 2020. 5. 31. · wet connect upgrade program: 127193832....
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Elevating the MWD/LWD Platform
Transcript of Centerfire Improvements - Tensordt.com · 2020. 5. 31. · wet connect upgrade program: 127193832....
Elevating the MWD/LWD Platform
Centerfire ImprovementsCOMMITMENT TO SUCCESS
Mechanical Upgrades
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Anti- Rotation Pin Q1 2013 Issue – Rotation between internals and outer body
causing electrical failure
Resolution – Alignment pin locking all components in position
Crown Entrance Q2 2014 Issue – High insertion force.
- Damage to male Wet Connect seals and springs.
- Accelerated wash.
Resolution – Addition of entrance rampLarger flow channel
Anti-Rotation Pin
Legacy
Current
Entrance Ramp
Larger Flow Channel
Female Wet Connect
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
ID Reduction Q1 2020 Issue – Downhole seals on Male Wet Connect dragged across Female assembly
during insertion. High insertions force & seal damage.
Resolution – Reduce diameter at downhole end of Male and Female assemblies
Female Wet Connect
Reduced ID
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Conductor Spring Gift Ring Q1 2014 Issue – Springs damaged during insertion – pinched and extruded
Resolution – Embedding a gift ring in the spring
Male Wet Connect
Gift Ring
Legacy Current
Easy deformation
Resists deformation
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Wiper Seal, O-Ring and Back Up Rings Q1 2020 Issue – Excessive insertion force leads to seal damage
Back Up Rings trapped by assembly so can’t deform at temperature
Resolution – Wiper seals replaced with O-ringsDownhole O-ring size reduced together with assembly OD reduction Back Up Ring redesign
Male Wet Connect
OD Reduction
O-rings replace Wipers Smaller O-ringsNew Back Ups
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Wiper Seal, O-Ring and Back Up Rings Q1 2020 Issue – Excessive Insertion Force >1000 lbf
Damage to seals and contactsRig time wasted
Resolution - Testing of all upgrades shows significant improvementsCurrent design requires 200 lbf until uphole O-ringsFinal 0.25” of seating requires 480 lbfZero damage recorded on any seal
Combined Wet Connect Upgrades
Insertion Force v distance
After Insertion – no damage
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Redesign for Seals Q2 2014 Issue – Limited squeeze potential of 0 series O-Ring on legacy design creating
risk in HPHT situation
Resolution – Change design of cap to allow 200 series O-Ring to be usedPeek backup used instead of Teflon
Wet Connect Feedthru Cover
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Locking Mechanism Q4 2019 Issue – Jarring and/ or high vibration at high angle could lead to unseating of Tensor from
the Centerfire – loss of CTF data, electrical failure
Resolution – Redesign of Muleshoe and Pulser to include a locking ring ~350 lbf added extraction force
Muleshoe
Muleshoe Pulser/ Latching Helix End
Retainer Ring
Wear Cuff
Abrasion Ring
221 O-ring
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Redesign Q4 2019 Issue – Lack of protection in extreme conditions
Resolution – Added Wear bands and redesign position to maximize protection and minimize turbulence/ wash.
Wear Band
Legacy Current
Wear Bands
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Faxon to SBO Q4 2015 Issue – Multiple quality issues with supplier Faxon
Resolution – STOP work. Quality review. Move all collar production to SBO
Enhanced collar inspection procedures
Collar Quality
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Design and Material Q2 2014 Issue – Premature cracking of Centralizer
body
Resolution – Material change to Inconel 718Thicken Web to withstand stressUpdate Back Up Rings
Gamma Ray Centralizer
Legacy
Thicker web
Current
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Design and Material Q2 2015 Issue – Risk of galling on Collar during installation
and removal
Resolution – Material and design change.Procedure update.
Anchor and Feed Thru Bolts
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
HTHP & H2S Q1 2014 Issue – Generic VITON O-rings and Teflon Back
Up Rings not rated for HTHP and H2S
Resolution – Changed all O-rings to VITON V1238
Changed all Back Up Rings to PEEK
Arctic O-Rings Q1 2015 Issue – O-rings not rated for extreme low
temperatures (-40ºC)
Resolution – Offer Arctic O-ring Kits of VG109 material rated to -45ºC
Seals
Electronic Upgrades
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Receiver Board Q4 2014
Issue –Drift at high temperature and high resistivity
Resolution – Redesign with replacement of key components
Recorder Board Q1 2014
Issue – Obsolescence and temperature stability
Resolution – Complete redesign
PCBs
Current
Stable
Legacy Temperature Cycle
InstabilityTemperature
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
LogView II – 2013 to 2019 Issue – Customer demands to meet operational needs and end user
requirements Resolution – 100+ individual upgrades/ improvements to LogView
Tensor Firmware qMPTx 3.03b Q2 2017 Issue –Gamma module must be run below the CTF collar Resolution – MPU handles probe gamma if CTF detected allowing gamma to be
run in MWD string
Centerfire Firmware 2.01J Q2 2017 Issue –Resistivity Status Register not stored in memory Resolution – Inclusion of ReSR
Firmware & Software
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Centerfire RealTime Software V38-43 2014 - 2019 Issue –Requirement for visualization of data for tool testing Resolution – CTF RT software developed and updated
Memory Visualization Software Q4 2019 Issue –CTF Recorder files have 40+ data sets. Complex data analysis Resolution – Data files can be graphed for quick analysis.
Firmware & Software
Customer Enablement
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Training Issue – Customers lack resistivity experience Resolution – Theoretical e-learning (3 languages) and
comprehensive hands on courses
Troubleshooting Issue – Complex tool wiring and 6 x PCBs Resolution – Interactive troubleshooting guide with
detailed electrical testing and fault diagnosis.
Customer Enablement
E-Learning
Troubleshooting Guide
© Copyright 2019 | Tensor Drilling Technologies | All Rights Reserved | No part of this document may be reproduced, in any form or by any means without the express written consent of the author. Information contained in this presentation can be proprietary and is subject to change without notice.
Technical Information Letters
TIL # Date Details117343835 10/SEP/14 IMPROVED GAMMA CENTRALIZER DESIGN - 4.75” CENTERFIRE
114349668 01/OCT/14 NEW SEAL CAP WET CONNECT FEED THRU– 4.75” CENTERFIRE
120762001 02/OCT/14 CENTERFIRE ANTENNA STYCAST REPAIRS
126865777 02/FEB/15 WET CONNECT UPGRADE PROGRAM
127193832 1/MAR/15 ARCTIC TEMPERATURE CENTERFIRE O-RINGS AND BACK-UP RINGS
128506125 02/APR/15 CENTERFIRE IMPROVED ANCHOR AND FEEDTHRU BOLT MATERIAL
152235422 04/AUG/16 ALTERNATIVE METHOD OF WRITING AIR HANG COEFFICIENTS
154272448 18/OCT/16 NEW AND UPDATED CENTERFIRE SPARE PARTS KITS
156198307 19/OCT/16 Release of Centerfire Realtime v40
166285834 21/JUN/17 RELEASE OF CENTERFIRE 2.01J FIRMWARE & CENTERFIRE REALTIME 43 SOFTWARE
TDT00002 22/OCT/19 LOCKING MULESHOE/ BOTTOM END
TDT00001 06/JAN/20 TENSOR UPGRADES
