Silvio Daniel Torres Portilla

Education

****-**** *********** ****** ****** Santiago de Chile - Chile

Diplomado en Industrias Mineras

****-**** *’Institut Français du Pétrole Paris- France

Mastére Spécialisé 1997-1998

1989 – 1995 Universidad Central del Ecuador Quito-Ecuador

Petroleum Engineer

Professional Experience

2019-2021 Business Factory Quito-Ecuador

Freelance Oil & Gas Engineer

2017-2019 Santaelena Petroleum S.A. (SEPSA) Quito-Ecuador

Operation Manager

Field: Pacoa Field

OOIP: 240 MMSTB

47 wells drilled

Development Plan Surveillance

Non-Conventional Field

Radial Drilling System Implementation

Hydraulic Fracture Implementation

Current Recovery Factor < 1%. (38 years of production)

2014-2016 Halliburton - Ecuador (HAL) Manager Exploration & Production (Integrated Studies) Quito-Ecuador

Mature Fields Project

Fields: Palo Azul, Lago Agrio, Victor Hugo Ruales (VHR), Pucuna, Charapa, Pata, Araza and Chanangue

Development Plan

Project: (IOR&EOR) - 15 years of contract

OOIP ~ 2500 MMSTB

Total new wells: 35 as Phase 1

Investment: OPEX & CAPEX = 850 MMUSD

Reserves certification DeGolyer & MacNaughton

Drilling & Completion Surveillance

Expected incremental production 20000 BOPD

Expected Incremental reserves 15% (370 MMSTB)

2010-2014 IVANHOE ENERGY ECUADOR (IEE) Reservoir Engineer Quito-Ecuador

Unconventional Reservoir. Developed Thermal Simulation models for Block 20, Pungarayacu Field.

OOIP ~ 4500 MMSTB

Heavy Crude Oil ~ 10 API, µ=100000 cp.

Expected Development Plan Using SAGD (Steam-Assited Gravity Drainage) technology.

Production forecast estimated using 1500 pair of horizontal wells ~ 120000 BOPD.

Reserves certification DeGolyer & MacNaughton

2007-2010 PETROBRAS Reservoir Engineer Quito-Ecuador

Developed reservoir simulation models for Block 18 & 31.

Total OOIP ~ 850 MMSTB

Total reservoir 5 (3 Palo Azul and 2 Apaika Nenke)

Maintain Reservoir Management Plan of existing wells and development opportunities.

Reserves certification Ryder Scott

2006-2007 OOGC Reservoir Engineer (Oxy) California, USA

Unconventional Reservoir, 80 MMSTB OOIP, Permeability less than 1 md, 6% Recovery Factor, expected incremental reserves recovery from this project are 2.3 MMBOE.

A.Asphalto Area

Material Balance – Reserves Estimation (25Z & 31R Section).

Drill 5 new wells – Transfer 680 MBOE from PUD to PDP (NAB Shale).

8 Workovers (25Z & 31R Section – NAB Shale).

Test D Shale (25Z & 31R Section) . Reserves estimation using DCA

B.Buena Vista Area

Reserves estimation using DCA.

Drill 1 new well.

2 Workovers.

Reserves Review Asphalto & Buena Vista Area.

2000-2005 OEPC-Reservoir Engineer (Oxy) Quito, Ecuador

Developed reservoir simulation models for Eden Yuturi reservoirs Lower U & Main T using Seismic Inversion.

Evaluate a development plan for Lower U and Main T

Evaluate Dual concentric completion

65 MMBO expected incremental reserves as PDP

Exit rate 2005 Lower U and Main T 21000 BOPD

Reserves certification Ryder Scott

60 wells were drilled in this field. Last production 71000 BOPD

Developed reservoir simulation models for Limoncocha and Yanaquincha Fields:

Identify optimum development drilling schedule and locations,

Estimate OOIP and reserves.

Provide oil and water rate forecasts for existing and new wells production.

Expected incremental reserves recovery from these projects are ~60 MMBO, and an increase in total field production of 20,000 bopd.

2002 OEPC-Reservoir Engineer (Oxy) Quito, Ecuador

Co-Constructed reservoir simulation model at Eden Yuturi with API tracking option in the Main T reservoir to

Evaluate a development plan for the Upper U, Lower U, and Main T reservoirs, including horizontal drilling options,

Provide production forecasts, reserves and OOIP estimations.

Approximately 40 wells will be drilled in the field

Ultimate recovery is estimated to be 200+ million barrels of oil.

Constructed Phase 1 reservoir simulation model for Limoncocha Field

Estimate OOIP and Ultimate Recovery in the main reservoirs Lower U and Main T.

1997- 1999 PETROPRODUCCION Quito, Ecuador

Performed reservoir simulation study for Guanta_Dureno Field.

Provided history match and production rate predictions.

Perform log analysis, manipulate, process and interpret engineering and

geology data in support of the integral study of Cononaco Field.

Create and implement a field engineering data manager for the Sacha Field.

Languages

Spanish, English and French.

Skills

Applied seismic inversion methods, Cluster Analysis (EFACIES), geostatic and stochastic reservoir characterization techniques to develop rock and fluid properties for simulation models. Expert user of Geoquest Eclipse, Petrel, Geoquest OFM, DSS32 Landmark, PEEP, Pansystem, GoCad, COUGAR, Matlab.

Yugoeslavia 265 y Azuay

Quito-Ecuador

593-*********

593-*-*******

adt957@r.postjobfree.com

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