Petrophysics Log analysis
Resume:
Curriculum vitae
Name
Tanmoy Dutta
Position
Senior Petrophysicist
Current Residence
Mahboula, Kuwait
Mobile No:
Mail:
**********@*****.***
Expertise Area
Acoustic and NMR Processing
Rock Typing and Saturation
Height Modeling
Routine and Special Core
Analysis
Reservoir Characterization
Integration of log and core data
Formation Evaluation
Operation Petrophysics
Carbonate Petrophysics
Laminated Shaly Sand Analysis
Shale Gas (Tight Rock
Petrophysics)
Profile
Highly motivated petrophysicist with 15 years of international and domestic experience (India, Middle East and Europe) in Oil & Gas industry in both Operator and Consultancy. Passionate worker and possess strong background in operation petrophysics as well as reservoir characterization. Specialized in delivering FDP or FRDP projects with GATE structure (limited timeline). Mostly worked in integrated subsurface teams carrying advance petrophysical studies for reserves estimation (static and dynamic modeling inputs) and operation petrophysics during exploration and development phases of field cycle. Employment History
September 2019 – Current - Baker Hughes, Senior Petrophysicist
December 2017 – September 2019 - Shell via Wipro, Principal Consultant
February 2017 – November 2017 – Independent, Consultant Petrophysicist
January 2015 – January 2017 - OMV Petrom (E&P), Petrophysicist
May 2013 – December 2015 - Cairn India (E&P), Lead Petrophysicist
March 2011 – April 2013 - Senergy (Consultancy), Lead Petrophysicist
July 2006 – March 2011 - Reliance Industries (E&P), Petrophysicist Professional Experience
September 2019 – Current - Baker Hughes, Senior Petrophysicist
Developed a statistical model to derive synthetic porosity from downhole drilling dynamics in ultra slim holes of carbonate reservoir
Rock typing using LWD NMR data and integrating with routine and special core analysis data
Creating cases for sidewall core and its benefits in Kuwait Reservoirs
Acoustic and NMR Processing
December 2017 – September 2019 - Shell via Wipro, Principal Consultant
Petrophysics workflow advisor of fluid Contact, permeability modelling, pressure uncertainty, nuclear magnetic resonance (NMR), sonic logs and distributed temperature & strain sensing.
Interface between client (Shell Global Services) and developers, requirement gathering and understanding workflow and writing product backlog items and conducting backlog grooming ceremony as part of scrum team.
Good understanding in software lifecycle, able to work in agile framework, working as BA as well as proxy-PO.
February 2017 – November 2017 – Independent, Consultant Petrophysicist
Empanelled with Bharat Petroleum, Selan Oil, Petroleague OFS and Telesto Energy
Executed multi well project and petrophysical evaluation of 2 onshore matured fields of Cambay Basin comprising of more than 40 wells; Quality Control of petrophysical output to be fit for 3d Geomodel and recommendation for SCAL (Special Core Analysis).
Delivered project of discovered small fields comprising of few wells of Assam- Arakan Basin.
Petrophysical evaluation and technical recommendation of 17 wells of matured fields of Cambay Basin.
Evaluation of petrophysical aspects of different basins under new acreage policy. January 2015 – January 2017 - OMV Petrom (E&P), Petrophysicist
Responsible for one of the few FRD projects (Field redevelopment Plan) in OMV Petrom as well as NFO (Near field Opportunity) project.
Simultaneously responsible for small scale study of four matured fields with different geological settings and petrophysical characters.
Integrated analysis of logs and core data, rock typing, permeability modeling and saturation-height modeling using Skelt-Harrison as well as Thomeer method.
Fluid contact analysis using all possible data and determination of COWC & IOWC. Developed integrated workflow to identify oil which was previously interpreted as obvious gas zone.
Support to Geologist, RE and Production Technologist to carry out their study with proper petrophysical understandings.
Deliver 3 day’s course “Integrated Formation Evaluation: A Journey through Core Data” to the junior’s and colleagues. Analysed and established reservoir studies and well placement workflows.
May 2013 – December 2015 - Cairn India (E&P), Lead Petrophysicist
Petrophysical evaluation of an onshore asset to support 3D static modeling and field development plans, well and reservoir management and working in multidisciplinary task force teams.
Study also includes cluster analysis for rocktyping, permeability estimation with integration of DST data, saturation height analysis using log data.
Looking after, the petrophysical evaluation of international exploration block (South Africa).
Integration between core and log data like determining appropriate grain density from core to be used for porosity calculation in log domain.
Deriving relation between the ambient porosity and insitu porosity (at the estimated OB Pressure) Converting ambient core porosity and permeability to insitu condition based on relationship derived from ambient insitu relationship.
Determination of Archie's electrical parameters from SCAL data for water saturation calculation from log.
Saturation height function derivation from MICP data
Involve in quality control of Pulsed neutron tool (RST) data March 2011 – April 2013 - Senergy (Consultancy), Lead Petrophysicist
Integrated Petrophysical Study on Gulf Field Development, including petrophysical evaluation (deterministic and stochastic petrophysical log analysis of clastic and carbonate reservoirs), electro-facies determination, and permeability and saturation height definition.
Support disciplines related to AVO, Static Modeling and Reservoir Engineering.
Saturation-height modeling using special and routine core analysis data and log data.
Rocktyping and FZI prediction of Carbonate wells using advance statistical methods as well as conventional equations.
Support of Fracture Development Study.
Review and calculation of rock strength properties from interpreted logs
Technical support of Interactive Petrophysics (IPTM) to the major operators of Middle-East in Qatar, Oman and UAE Looking after, the petrophysical evaluation of international exploration block (South Africa.
July 2006 – March 2011 - Reliance Industries (E&P), Petrophysicist
Independent monitoring of logging operations and interpretations of different exploratory wells in the different parts of Indian offshore as well as onshore.
Involve in quality control of service provider (Schlumberger &Baker Atlas) interpretation package like Multimineral Processing (Elan & Glider), Sharplite, Resistivity Anisotropy (ZAIT &3DEX), Sonic Waveform (SS and X-MAC), Images
(Resistivity, Acoustic), NMR Data, Thomas-Steiber Analysis for thin-bed analysis using tensor resistivity.
Involve in quality control of LWD/MWD Service Provider (SLB D&M, BHI, Halliburton Sperry).
Evaluation of wireline logging and LWD/MWD service bids received from Schlumberger, Baker Hughes Inteq, Halliburton (HLS) Sperry and Weatherford.
Laminated shaly-sand analysis of thin bed reservoirs and correlation with core-data.
Detailed study on hydrocarbon pore volume (HCPV) and different petrophysical parameters of a field
Actively involved in static reservoir modeling and have a good knowledge of petrel.
Shale gas petrophysical analysis, quantification of free and adsorped gas quantity,in-place Gas volume calculation.
Rock-physics analysis in wells and fluid substitution.
Experience in Geolog all petrophysical modules like LSSA, Multimin, Deterministic.
Source rock evaluation using resistivity and sonic logs.
Innovative approach of sand-count analysis for Net sand calculation using image log S-RES (Synthetic Resistivity).
Successful execution of Net-sand estimation by comparing different techniques like resistivity anisotropy, sharplite and core data.
Work with Dr. Shanmugam in process sedimentology at Corelab and carried out direct correlation of core with image logs.
Multimineral Analysis of different wells using both Elanplus Geoframe
(Schlumburger)and Geolog (Paradigm).
Evaluation of logging service (wireline) bids received from Schlumberger, Baker Atlas and Halliburton(HLS).
Supervision and mentoring of new joinees and juniors in the team. Education
M-Tech Applied Geology, IIT Roorkee, India
BSc (Honours) Geology, University of Calcutta, India Certifications / Training Courses
July 2014 Bali, Indonesia “Workshop on “NEXT SLB: Integrated Reservoir Analysis” by Dr. Gary Gunter”
Aug 2013 Gurgaon, India “Workshop on “Applied Reservoir Engineering” by Dr. Tarek Ahmed”
Oct 2013 Gurgaon, India “Geomechanics Course” by Colin McPhee”
Jul 2013 Yorkshire, UK “Field class to understand clastic reservoir heterogeneity”
Oct 2011 Dubai, UAE “Carbonate and Fracture Petrophysics - A Roadmap” by Mark Deakin”
May 2011 Abu Dhabi, UAE “Core Analysis; Reducing Uncertainty” by Colin McPhee”
Sep 2008 Workshop on “Integrated Reservoir Modelling (Petrel)” 1 week
Apr 2008 Baker Hughes Inteq, Celle, Germany ”Exposure on latest Drilling and Evaluation technology of LWD tools, 1 week”
Additional Information
Publications
“An Integrated Petrophysical Approach for Maximizing the Value of Brown Field - A Case Study from Preajba-Cartojani, Middle Miocene Reservoir, Romania”, SPWLA, Feb 11-12, 2017 in Mumbai, India (extended abstract)
“Application of Log Derived Saturation-Height Function in Reservoir Characterization of Lakshmi Field” published in The Cairn India Annual Technical Forum-2013: Leveraging Technology to Fuel Future Growth, Dec 4-5, 2013 in Gurgaon, India
“Reconciliation of Core and Log Data Analysis in Very Thin Reservoirs of Krishna Godavari Basin,India" published in SPE North Africa Technology Conference and Exhibition, scheduled 20-22 February 2012 in Cairo, Egypt
“A New Approach For Construction Of High Resolution Earth Model Using Dynamic Images For The Evaluation Of Very Thin Bed Reservoirs Of Krishna Godavari Basin, East Coast, India” published in SPWLA 53rd Annual Logging Symposium, June 16-20, 2012 in Cartagena, Colombia
“A New Approach for The Realistic Evaluation of Very Thin Bed Reservoirs of Krishna Godavari Basin, East Coast, India” published and presented in SPE Asia Pacific Oil & Gas Conference and Exhibition, 18-20 October 2010, Brisbane, Australia
“Shale Gas Prospectivity in Cambay Shale Integrating Basin modeling and Petrophysics: ACase Study from Cambay Basin, India” published in Petrotech 2010, New Delhi, India
“A New Approach For The Realistic Evaluation Of Net Sand Pay On Image Log In Very Thin Reservoirs Of Krishna Godavari Basin, East Coast Of India” published in SPWLA 50th Annual Logging Symposium, June 21-24, 2009
“An Integrated Stochastic Modeling of Log and Core Data for Anomalous Log Responses; A Case Study” abstract was accepted in AAPG 2009
“Shale Gas Prospectivity in Cambay Shale Integrating Petrophysics & Geochemistry: A Case Study from Cambay Basin, India” abstract accepted in SPWLA India 2009
“Remote Sensing and GIS Application in Change Detection of The Barak River Channel, N.E India” published in Journal of the Indian Society of remote sensing, 2007
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