A Practical Method to Predict Deliverability and Water-Cut in the Granite Wash Formation, Anadarko Basin, USA, Using Pseudo-Capillary Pressure Curves From NMR Data

Chrystianto Mardi, Rohollah, A Pour, David Spain, Chris Morton

Unconventional Resources Technology Conference (URTEC)

... and pore throat size from HPMICP data, we generate pseudo-capillary pressure curves as a function of depth and calculate pseudo-PC based relative...

Abstract: Defining Chemostratigraphic Zones from Principle Component Curves: A Study from Cretaceous Carbonates; #91204 (2023)

Nikolaos Michael, Neil Craigie

Search and Discovery.com

..., PC profiles are used for stratigraphic boundary identification, rather than ‘key’ elements or ratios. The advantage of examining PC curves...

Abstract: Accurate Calculation of Hydrocarbon Saturation Based on Log Data in Complex Carbonate Reservoirs in the Middle East, by Tawfiq A. Obeida, Faisal Al-Jenaibi, Sami Rassas, and Samy Serag El Din; #90077 (2008)

Search and Discovery.com

Water and Oil Relative Permeability of Middle Bakken Formation: Experiments and Numerical Modeling

Younki Cho, Ilkay Uzun, Erdinc Eker, Xiaolong Yin, Hossein Kazemi

Unconventional Resources Technology Conference (URTEC)

... state, the boundary condition is: ∆p = pc = p1 − p2 Eq. 1 This equation is valid when one phase becomes immobile at residual saturation...

ABSTRACT: A Method for Synthesizing and Averaging Capillary Pressure Curves; #90013 (2003)

Wu Tao, Robert R. Berg

Search and Discovery.com

... saturation, Snw (fraction) and Eq.1 can be rewritten as: log Pc ¼ ÀFg =ln ð1 À Sw Þ þ log Pd (3) where Sw is wetting phase saturation. Fg can...

A New Method of Evaluating Tight Sandstone Reservoir Pore Structure from Conventional Logs

Liang Xiao, Chang-chun Zou, Xiu-hong Xie

Petroleum Exploration Society of Australia (PESA)

... AND RESULTS Procedure The above analysis has illustrated that if we want to construct pseudo Pc curves, the mercury injection saturation under every mercury...

Integrated Interpretation of an Iron-Rich Sediment, Jansz-Io Field, Northwest Shelf, Australia (Paper C3)

G. R. Heavysege, A. Mills

Geological Society of Malaysia (GSM)

... is achieved. The saturation profiles from the saturation height (SHF) modelling based on the capillary pressure curves have been used as a final reference...

Petrophyscial and Fluid Flow Properties of a Tight Carbonate Source Rock Using Digital Rock Physics

Moustafa Dernaika, Osama Al Jallad, Safouh Koronfol, Michael Suhrer, Joel, Walls, Saad Matar

Unconventional Resources Technology Conference (URTEC)

... Analysis (SCAL) Dynamic properties comprising capillary pressure (Pc) and relative permeability (Kr) curves are essential components for reservoir...

Application of Nuclear Magnetic Resonance (NMR) Logs in Tight Gas Sandstone Reservoir Pore Structure Evaluation

Liang Xiao, Zhi-qiang Mao, Xiu-hong Xie

Petroleum Exploration Society of Australia (PESA)

... is established based on formation classification. By using this model, formation pseudo Pc curves can be consecutively synthesized. The pore throat radius...

An Integrated Petrophysical Analysis to Evaluate Low Resistivity Low Contrast (LRLC) Pays in Clastic Reservoirs in SE Asia Based on Core and Log Data

Dr. Lutz Riepe, Yoel Bonnye, A. Sharby, BA Hamid, W N Safawati, W M Zainudin, M Nizam, BM Zain

Indonesian Petroleum Association

.... The saturation profiles from the saturation height (SHF) modelling based on the capillary pressure curves have been used as a final reference...

Capillary Pressure: Part 5. Laboratory Methods

Charles L. Vavra, John G. Kaldi, Robert M. Sneider

AAPG Special Volumes

... unsaturated pore volumes, but that the saturation profiles would differ dramatically due to differences in pore throat size distributions. Table 1. Pore...

A New Workflow to Upscale and Propagate Saturation-Dependent Petrophysical Properties from Wireline Logs to 3-D Geocellular Models; #42438 (2019)

Alan A. Curtis, Eric Eslinger, Siva Nookala

Search and Discovery.com

... Representative Pc (Sw) curves at the finer scale, as is shown schematically on the left of Figure 5. The Pc (Sw) curve which best represents...

AAPG Memoir 67: Seals, Traps, and the Petroleum System. Chapter 1: Comparison of Seal Capacity Determinations: Conventional Cores vs. Cuttings

Robert M. Sneider, John S. Sneider, George W. Bolger, and John W. Neasham

AAPG Special Volumes

... have used Pc at 7.5% nonwetting phase saturation to indicate the saturation at which the seal actually leaks hydrocarbons through its pore network...

Derivation of Relative Permeability Curves from Capillary Pressure Curves for Tight Sandstone Reservoir Based on Fractal Theory

Xiuyu Wang, Xiaoqiu Wang, Jianfu Wang, Yu Pu, Shenglai Yang

Unconventional Resources Technology Conference (URTEC)

... saturation from theoretically derived relative permeability curves for tight cores can reach a value as high as 60-80% and the two-phase flow area is narrow...

Proper Simulation of Fracturing-Fluid Flowback from Hydraulically-Fractured Shale-Gas Wells Delayed by Non-Equilibrium Capillary Effects

G. Michel, F. Civan, R. Sigal, D. Devegowda

Unconventional Resources Technology Conference (URTEC)

.... The saturation profiles of water leak-off for both capillary equilibrium and relaxation cases are compared, revealing a region of saturation that effectively...

ABSTRACT: Cost-Effective Integration of Geologic and Petrophysical Characterization with Material Balance and Decline CurveAnalysis to Develop a 3-D Reservoir Model for PC-based Reservoir; #90013 (2003)

Saibal Bhattacharya, Alan P. Byrnes, Paul M. Gerlach

Search and Discovery.com

..., distribution of flow-units, and properties (including initial water saturation). A PC-based reservoir simulator used this model to map remaining oil...

Characterization of Petrophysical Flow Units in Carbonate Reservoirs: Discussion

F. Jerry Lucia , A. J. Martin, S. T. Solomon, and D. J. Hartmann

AAPG Bulletin

... rate. Using the Pc curves to determine pore type allows one to estimate the Sw contrast between pore types at various elevations in the hydrocarbon...

Abstract: Analysis of Unconventional Reservoirs using New and Existing NMR Methods; #90172 (2014)

Derrick P. Green, Dragan Veselinovic

Search and Discovery.com

... the radial pressures from equation (3) and the NMR measured saturation allows capillary pressure curves to be directly obtained as shown in Figure 2...

Integrated Petrophysical Methods for the Analysis of Reservoir Microarchitecture—a Kansas Chester Sandstone Case Study

John H. Doveton

Kansas Geological Society

..., reservoir profiles can be modeled to match hypothetical capillary-pressure curves and pore-throat size distributions with water-saturation logs (Raymer...

Abstract: Facies-Based Rock Typing in Complex Carbonates; #90318 (2018)

Moustafa Dernaika

Search and Discovery.com

... Pc and PTSD curves. The texture-based rock types provided more insight into the effects of geology on fluid flow and saturation. Geological textures...

Abstract: Characteristics of Carbonate Rock Types in Different Reservoirs in the Middle East; #90319 (2018)

Moustafa R. Dernaika, Bashar Mansour, Osama AlJallad

Search and Discovery.com

... curves. The texture-based rock types provide more insight into the effects of geology on fluid flow and saturation. Geological textures/facies can...

Impact of Light Component Stripping During CO2 Injection in Bakken Formation

Vanessa A. Fai-Yengo, Hamid Rahnema, Masoud Alfi

Unconventional Resources Technology Conference (URTEC)

... curves have been generated (See figure 2) which represent low (Pc), moderate (Pc×10) and high (Pc×10) capillary forces. As illustrated in Figure 3...

Calculation of Permeability and Initial Water Saturations from Wireline Logs in a Mature Carbonate Reservoir

F. Jerry Lucia, Jeffrey A. Kane

AAPG Special Volumes

... relationships.Initial water saturation profiles were calculated for each well using a capillary-pressure model. The normal method for calculating water...

Application of Integrated Core and 3-D Image Rock Physics to Characterize Niobrara Chalk Properties Including Relative Permeability With Bound Water Effect

Alan P. Byrnes, Shawn Zhang, Lyn Canter, Mark Sonnenfeld

Unconventional Resources Technology Conference (URTEC)

... Core analysis (CA) is challenged when physically measuring permeability (K), capillary pressure (Pc), “irreducible” water saturation (Swi...

Water Saturation in Transition Zone, Ignore SCAL Data Using Cuddys Height Saturation Method

Bagus Guspudin, Nantasia Nanda, Humaedi Aldi Alfarizky, Febriwan Mohammad

Indonesian Petroleum Association

... of the FWL. The BVW saturation from the log and Cuddy’s formula could be compared between two curves. Cuddy’s formula ignored the SCAL data (Harrison...