Rajesh Kumar
Personal Details • • • •
Date of Birth Jan 01, 1972 Nationality Indian Education Masters .(Physics and Materials Engineering) Status -Married (one daughter 12 yr.)
Email-id:
[email protected] Contact No. +918976076074 Address:Aster-304, Regency Gardens Sector-6, Kharghar New Mumbai – 410210 India
Professional Experience: Petrophysicist: 16 years of experience in E&P industry. 1.
Summary of Experience: •
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Skilled in petrophysical evaluation methods and practices to characterize limestone, clastic shaly-sand and thin bed shaly-sand reservoirs. Fully conversant with conventional and modern logging tools. QC and applications of log data acquired by modern tools like 3D resistivity, Dipole Sonic, NMR and borehole imaging tools. Experienced in both deterministic and optimization based approaches for carrying out petrophysical analysis and generating multi-mineral models in Geoframe, IP, Geolog, Techlog and PowerLog. Planning, contract handling, monitoring and QC of routine and special core analysis. Detailed knowledge of coring and its fundamentals, derived parameters from cores, core-log integration. Petrophysical assessment methodologies using most appropriate core data from set of diverse numeric and/or non-numeric core dataset. Experienced in analyzing core data, flow-units, and determination of cut-off values for pay thickness calculations. Hands on experience of calibration of log derived petrophysical properties (porosity, permeability and fluid saturations) with those obtained from core analysis. Interpretation and integration of imaging logs with conventional logs to identify dips, fractures and secondary porosity. Varied experience of working in project teams to develop petrophysics and rock physics models for generating static & dynamic models (PETREL) of reservoirs to predict in-place hydrocarbon volumes in fields under appraisal, Field Development Plans and Scope for Recovery exercises in producing fields. Rock physics: Seismic petrophysics, log data QC and conditioning, rock physics modeling for AVO analysis, seismic inversion and quantitative integration of log and seismic data for geological subsurface models. IT aptitude: Knowledge of object oriented database structures, which helps in dealing with various formats of petrophysical and geological data with respect to storage, analysis and communication. Familiar with data structures, loading, extraction of data in popular E&P software. User programming in Visual Basic, Python. Expert level knowledge of Petrophysics applications Geolog, Geoframe, Techlog, PowerLog. Clear details of software internal processes for handling core data, capillary pressure modeling, saturation height functions, QC of RFT tests, formation pressure analysis, borehole image processing, zonation and parameters management.
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Logging Operations Broad experience of participating in WLOP (Well Logging On Paper) meetings and contribution to well proposals in terms of value/cost/risk of petrophysical data acquisition process. Carried out wireline logging operations (Open hole, Cased hole) using Halliburton unit Supervised logging operations by contractors (Schlumberger, Halliburton, and Baker Atlas) in offshore locations and in real time. Quality check of logs acquired by wireline and LWD. Logging contract (Wireline and LWD) handling (Preparation of Requirement Specification, Evaluation of Technical Bids etc) Petrophysical Methods for Hydrocarbon Reservoirs Logging tools, measurement principles and applications Deterministic and Probabilistic petrophysics and integration with core and other data obtained during drilling and production. QC of SCAL data, determination of electrical properties form laboratory measurements on core plugs, corrections and classifications of capillary pressure curves, saturation height modeling, determination of free water level. Porosity and permeability relationships. Production Logging & Cased Hole Formation Evaluation Monitoring Experience of data gathering and planning of Production logging jobs in vertical, deviated and horizontal wells. Planned and monitored more than 200 cased hole reservoir surveillance and intervention jobs in Mumbai High field. Interpretation and processing of production logs (Schlumberger CPLT, DEFT). Qualitative interpretations from PLT logs to detect channel flow/leaks in completion/thief zones. Interpretation of Pulsed Neutron Logs, Temperature logs, Noise, Cement Maps, Tracers for Reservoir monitoring.
Reservoir Characterization Worked with Geologists and Reservoir Engineers to estimate deterministic and probabilistic hydrocarbon volumes using PETREL. Good knowledge of elements of making static model (Structural frame work, property distribution up-scaling, and probabilistic and deterministic workflow for volumetric and associated uncertainty workflows). Rock Physics modeling and workflow for reservoir characterization using seismic inversion techniques. Good insight into role of petrophysical input to dynamic reservoir model (saturationheight model, rel-perm model, up-scaling etc) Key exploration and development projects a. Middle east i. Mishrif Limestone ii. Rumaila Limestone iii. Zubair Sands (3rd Pay and 4th Pay sands) iv. Ratawi, Limestone v. Yamamma, Limestone vi. Nahr Umr Sands b. West coast India i. Bombay High (Limestone reservoir, Wireline logging operations planning and monitoring, petrophysical study for making static reservoir model) ii. Panna Field (Platform carbonate, Production logging campaigns in horizontal wells) iii. Tapti (Bombay Offshore basin, clastics, varying reservoir pressure) iv. Neelam & Heera (Bombay Offshore basin, Production Logging for reservoir monitoring and workover jobs.) c. East coast of India i. KG-D6 (KG Basin offshore, deep water turbidites and thin bed gas reservoir) ii. Kauvery (East coast India, clastic reservoir, data acquisition plan and petrophysical interpretation of exploratory wells)
iii. Kali-Kuthalam (Onshore clastic reservoir, Petrophysics and Rock physics modeling) North East Inida, Onland i. Geleki, Lakwa, (Assam Arakkan Basin, Wireline logging) ii. Amguri (Clastic reservoir, North East India onshore, Petrophysics and Rockphysics modeling) e. Nigeria Coastal i. Saanta Barbara (Nigeria, FDP and EOR) ii. Nembe Creek (Nigeria, FDP) f. North West Australia i. BCT (NW Australia, Petrophysical review and additional analysis for FDP) ii. Sunrise (Bonapart Basin, NW Australia, Petrophysical review and additional analysis for FDP) iii. Evan Shoal(Browse Basin NW Australia, Appraisal Plan) Positions, Responsibilities and Skills Acquired d.
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A. Feb 2013 – Onward Position – Independent Consultant (Formation Evaluation and Reservoir Monitoring) Job Description and Responsibilities • Data acquisition plans and monitoring in the oil filed undergoing rehabilitation phase • Coring and Core analysis contracts handling, • Core analysis plan, core plug selection for RCA and SCA. QC of core analysis data • Petrophysical analysis and reporting to reservoir monitoring team; deciding perforation intervals in the infill wells, identification of wells and reservoir intervals for frac jobs. • Petrophysical database (Geolog) management • B. April 2910-Jan 2013 Position: Project Petrophysicist and Team Leader ; Fugro-Jason Geosciences, India Job Description and Responsibilities: • To carry out Integrated Petrophysics and Rock Physics modeling of for reservoir characterization using seismic inversion techniques and quantitative integration with petrophysical data. • To mentor and train junior staff in learning petrophysical and rockphysics modeling methods and software applications. • To develop business relations with clients and marketing of project services and software applications • To lead the team of petrophysicists and geophysicists responsible for software and technical support to the client in India. • Leading the team of geoscientists carrying out consultancy projects using rock physics, AVO and seismic inversion methods. • Reservoir characterization through rock physics studies and seismic inversion. Skills Acquired: • Seismic petrophysics: applications and • Fundamentals rock physics modeling • Seismic and log data integration and understanding geological modeling using inverted acoustic volumes. C. Dec 2007-April 2010 Position: Petrophysicist; Shell Technology, India Job Description and Responsibilities: • Probabilistic and deterministic GIIP estimates of three gas reservoirs (Asia-Pacific region). Petrophysical evaluation and QC of these fields to enable the improvements in the old reservoir static and simulation models. Besides a consistent petrophysical evaluation, particular importance was given to define the net criteria and use of core data. A great emphasis was put on calibrating the log results with core data. • Carried out formation evaluation work for FDP (Field Development Plan) and FFR (Full Field Review) of two faulted sandstone reservoirs (with 60 and 10 penetrations) which have very complex fluid distribution and complex structural framework.
Specific analysis i.e. – verification of core lab results, derivation of rock properties and petrophysical parameters (m, n, CEC, overburden correction), fluid properties, core-log integration, saturation-height modeling for reservoir simulation and fluid distribution and fluid contact analysis has been performed in the petrophysical work. During the study generated four saturation-height models, six fluid stick diagrams, and many por-perm models which were used in PETREL and MORES models. • Provided integrated reservoir modeling training (role of petrophysical data) to newly joined geoscientists. Mentored and coached junior colleagues to help them understand petrophysical methods. Skills Acquired: • Petrophysical data preparation and modeling for Static and Dynamic reservoir models to estimate reserves, recoverable. Workflow to prepare optimal and efficient appraisal plans for underappraised fields and identify infill locations in producing assets. • Systematic formation evaluation procedures, using diverse data (numeric and non-numeric) to derive right input to reservoir models. This approach optimizes the interpretation of Porosity, Saturation, Permeability, Net Reservoir, Fluid distribution and other important parameters which make the basis for estimation of reserves and recoverable. • Formation evaluation techniques for sandstone formations, core-log Integration (Routine Core Analysis, Special Core Analysis), formation pressure and fluid distribution analysis using formation pressure and PVT data. • Analysis and interpretation of rock properties from core laboratory results and use of core data to control and calibrate log derived reservoir properties. • Capillary pressure and relative permeability data modeling honoring the inter-dependency between them in order to prepare mutually consistent permeability and saturation height functions for input to reservoir simulation. • Standard reservoir uncertainty analysis workflow and its uses in calculating possible range of reservoir in-place volumes and recoverable. Petrophysical error analysis using partial differential methods and Monte-Carlo techniques. •
D. Sep 2005 – Nov 2007 Position: Sr Petrophysicist; Reliance Industries Limited, India (RIL) Job Description and Responsibilities: • Petrophysical support to exploration activities in offshore blocks, East coast of India (D1 & D3 blocks in Cauvery Basin). • Participation in LWOP meetings and provide input to well proposals in terms of petrophysical data gathering objectives and risk/rewards associated with logging operations • Quality check of acquired LWD and wireline data, QC of processed log data (Sonic, NMR, 3D Resistivity & image logs). Well-versed with logging tools by both Schlumberger and Baker Atlas • Petrophysical analysis of thin bed reservoir by integrating advanced logs, image logs and core data • Petrophysical support in the Geological modeling of fields in Cauvery basin (East coast India) • Log Data acquisition planning & monitoring and wireline contract management. Skills Acquired: • To independently plan and advice wireline and LWD contract personnel to carry out log data acquisition in cost effective ways while adhering to HSE guidelines. • To make core analysis program and discuss with core laboratories to carry out required experiments/measurements get desired data. • Planning of wireline formation tests for reservoir pressure and obtaining the fluid samples. • Planning the NMR data acquisition for the given wellbore environment and formation fluids present. Interpretation of NMR processed data and integration of these data with conventional petrophysical processing to accurately determine effective and total porosity, fluid saturations, water production and permeability. • Application of 3D resistivity measurements (RT-Scanner & 3DEX) and OBMI data to evaluate thin bed deep sea gas reservoirs. The isotropic tensor-resistivity model and Thomas-Stieber shale distribution concepts were used in the analysis.
E. Jun 1997 – Aug 2005 Position: Petrophysicist; Oil and Natural Gas Corporation Ltd, India (ONGC) Job Description and Responsibilities: • Planning and monitoring of the logging operations • Supervision of open hole and production logging operations and quality check the acquired data in real time (at the wellsite in offshore locations). • Carry out wireline operations (Openhole conventional logs, Halliburton XL-2000 unit) and cased -hole jobs which included CBL-VDL, perforation, B/P setting. • Petrophysical assessment of openhole logs and qualitative/quantitative interpretation of Cased Hole/Production Logs. • Providing the petrophysical input to reservoir (Limestone oil/gas reservoir) modeling team.
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Skills Acquired: • Open hole and cased hole logging techniques, tool calibrations, data quality checks and ability to produce timely quicklook results. To carryout other tasks related to operation petrophysics. • Physical principles of wireline logging tool (resistivity, nuclear and sonic tools). • Knowledge and management of HSE in logging operations. • Production Logging techniques and interpretation. • Petrophysics data (digital and hard copy) organization. • Petrophysical analysis using deterministic and probabilistic approach (Elan). Training Courses • Log Interpretation Softwares: Geoframe, Elan Plus, FW3D, P3D (Schlumberger, 2001) Emraude (Production Flow Profiling, ONGC, 2001) Reservoir modeling using Petrel, (Schlumberger, 2002) Geolog, Deterministic and Multimin log analysis, Thin bed analysis (Reliance Industries, 2007) Techlog, Deterministic, Multimin log analysis, image processing (Shell, 2008) PowerLog, RPM (Fugro-Jason, 2010)
• Petrophysical Methods & Reservoir Modeling : Advanced petrophysics and flow units (NExT-Schlumberger, 2003), Special Core Analysis (Shell, 2008) Electrical image processing (Shell, 2008) Production Log Analysis (ONGC Ltd, 2002) Thin bed reservoir-geology and formation evaluation (Shell, 2008) Integrated Reservoir Modeling (Shell-2008) Rockphysics modeling: foundations and applications, (Fugro-Jason, 2010) • E&P Projects Reserves estimation, definitions and guidelines 5.
Achievements –Papers, Studies • Web-based database application for petrophysical data, authored a paper for Petrotech-2005, New Delhi, India. • A Paper titled “Production Logging in horizontal wells in Panna field, offshore Mumbai” for SPWLA2008 • A Petrophysical field study on Thin bed gas reservoir of deep water(Internal Report) • Other internal petrophysical and rock physics reports
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Computer skills Operating Systems: UNIX (Sun Solaris), Windows. Programming Languages and Database: Visual Basic, C++, SQL Networking: Knowledge of Windows networking and web technology. Good understanding and hands on experience of Geoframe database. Good knowledge of file and xml based databases.
E&P Application Geoframe Elan, Geolog, Techlog, PowerLog, for Petrophysics Jason-RPM for Rock Physics modeling Petrel for Geological modeling User Programming VBA Scripts in excel Techlog: Python user programs in Techlog PowerLog: WinWrap Basic; Two versions WWW-COM, compatible with Visual Basic for Applications and WWW.NET compatible with Visual Basic Petrophysics Database In depth knowledge of petrophysical data acquisition, it’s format and storages methods, data conversions and making its cross-platform usability. Able to handle/convert data in ASCII (LAS, text), LIS, DLIS and POSC (http://www.posc.org) recommended XML formats for communication and online transfer purposes.
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Academics: B.Sc. M.Sc. M.Tech.
Physics, Chemistry, Maths Physics (Thesis on superconductors) Materials Engineering (Thesis on thin films)
Bundelkhand Univ. Jhansi, India, 1992 IIT Kanpur, India, 1994 IIT Kanpur, India, 1996
