Identification of Fluid Movement in the Formation and Behind Casing Through the Use of Thermal and Acoustic Energy from Production Logs

Jose González, Alejandro Linares, Jairo Pérez, Alexander Castro, Virginia Mayorga, Danelys Bernal Correa, Juan Marin, Mario Ardila Moreno, Diego Rodriguez, Jose Vasquez

Unconventional Resources Technology Conference (URTEC)

... noise Joule-Thomson Effect Perforated Perforated Gamma ray During a selective test, the well showed production of 400 BOPD (50°API) with a 4% water...

Abstract: Building Better Models … Making Full Use of Petrophysical Data; #90211 (2015)

Elizabeth L’Heureux

Search and Discovery.com

... models to simulate 3D elastic and viscoelastic seismic wave propagation in random media. Seismic models thus far have shown that exploration target...

Abstract: Time-Frequency Representation of Microseismic Signals using the Synchrosqueezing Transform; #90187 (2014)

Roberto H. Herrera, Jean-Baptiste Tary, and Mirko van der Baan

Search and Discovery.com

.... Finally we apply SST to a real data sample with high amplitude noise. Theory Coherent signals in microseismic recordings can have both anthropogenic...

Generating Missing Unconventional Oilfield Data using a Generative Adversarial Imputation Network (GAIN)

Justin Andrews, Sheldon Gorell

Unconventional Resources Technology Conference (URTEC)

.... The generator uses a random noise input to generate samples of plausible data, while the discriminator attempts to distinguish the generated data from...

Evaluation Method of Low Permeability Reservoirs Based on Logging Petrophysical Facies Identification: A Case Study of the Upper Member of Mengyin Formation in Gaoqing Area, Dongying Depression; #42448 (2019)

Ya Wang, Shaochun Yang, Yan Lu

Search and Discovery.com

... the disadvantages of poor recognition effect, low classification accuracy and being difficult in mining non-significant information when solving...

Discussion of "Quartz Grain Orientations (The Photometric Method)"

Peter C. Trescott

Journal of Sedimentary Research (SEPM)

..., resulting in a spurious signal (noise) unrelated to the optical orientation of the quartz grains. With crossed nicols, this noise is added to the signal...

A Novel Probabilistic Approach for GOR Forecast in UnconventionalOil Reservoirs

Yuewei Pan, Guoxin Li, Jianhua Qin, Jing Zhang, Lichi Deng, Ran Bi

Unconventional Resources Technology Conference (URTEC)

... be expressed as: 𝜃 (bh`) = S 𝜃 i with prob. 𝓅 = min[𝑎( 𝜃 i , 𝜃), 1] 𝜃 (b) with prob. 1 − 𝓅 (8) 4. Generate a random...

Application of Unsupervised-Manifold-Learning for Productivity Driver Evaluation and Production Forecasting in Unconventional Oil Reservoirs

Yang Gao, Yuewei Pan, Jianhua Qin, Enbo Qiu, Wei Ma, Ran Bi

Unconventional Resources Technology Conference (URTEC)

... of the study is the model forecasting performance prevails only in the short-term. Random forest nowadays becomes the recursive partitioning and predicting...

Groundwater applications of towed TEM in diverse geology at farm scale

David Allen

Petroleum Exploration Society of Australia (PESA)

... by the receiver too. Their effect is random over time and space, so no systematic anomalies are created. Normally power lines, which often exist over...

Abstract: Small-Scale Structural Heterogeneity and Well-Communication Problems in the Granny Creek Oil Field of West Virginia, by L. Zheng, T. H. Wilson, and R. C. Shumaker; #90995 (1993).

Search and Discovery.com

Using the Adaptive Variable Structure Regression Approach in Data Selection and Data Preparation for Improving Machine Learning-Based Performance Prediction in Unconventional Plays

Cyrus Ashayeri, Mehdi Korjani, Iraj Ershaghi

Unconventional Resources Technology Conference (URTEC)

... a random noise variable in an experiment devised among four of the common techniques used in the literature. We introduce a noise variable to the dataset...

Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra

Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso

Indonesian Petroleum Association

.... This multivalued effect may be caused by the explicit dip dependence of moveout or by the fact that different events travel along different raypaths...

Improvement of Seismic Tomographic Imaging by Downward Continuation and Modified SIRT

Teuku A. Sanny, D. Santoso, D. Dahrin, Fatkhan, Alfian B.

Indonesian Petroleum Association

... and/or receivers on the lower boundary of the LVL. By placing the source and/or receiver below the LVL, the effect of LVL can be reduced...

High - Quality, Efficient Broadband Acquisition & Processing-An Integrated Approach

Richard Patenall, Dominic Fell, Timothy Brice, Saeeda Hydal

Indonesian Petroleum Association

... will discuss not only the specific aspects of the broadband data processing but also how we handled the increased noise levels encountered in shooting during...

Compensating for the Compensation Effect Using Simulated and Experimental Kinetics From the Bakken and Red River Formations, Williston Basin, North Dakota

Search and Discovery.com

Recent Advances in Borehole Seismic

W. L. Nutt

Indonesian Petroleum Association

... Modelling. Paper presented at 53rd SEG conference Las Vegas 1983. Hardage, B. A., 1981 - An Examination of tube wave noise in Vertical Seismic...

De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play

Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan

Indonesian Petroleum Association

... processing were then conditioned through the following flow: Multiple and Random Noise Removal  Trap The trapping systems are related...

Broadband Marine Seismic, Does Acquisition Make a Difference?

Martin Bayly, Sandeep Kumar Chandola, Low Cheng Foo, Abdul Aziz Muhamad, Swee Leng Ng

Indonesian Petroleum Association

.... However, noise at frequency extremes will limit this process and other shaping methods. The final results show remarkably similar end results despite...

Illuminating Resolution

Paul Wood

GEO ExPro Magazine

... sampled. Noise caused by spatial aliasing – not recording sufficiently often Towards the end of the 1990s, WesternGeco, now a Schlumberger company after...

AEM, Seismic and Power-lines: A hydrogeological case study in Peel, Western Australia

Andrew Pethick, Brett Harris, Olga Barron

Petroleum Exploration Society of Australia (PESA)

... of these sources of EM noise within processing prior to interpretation. Generally, we found this to be counterproductive as information was unnecessary lost...

Stratigraphic Modeling and Interpretation--Geophysical Principles and Techniques: Section 3. Stratigraphic Models from Seismic Data

Norman S. Neidell, Elio Poggiagliolmi

AAPG Special Volumes

... through broadening of the frequency band (e.g., spiking deconvolution) introduce much noise and generally produce less acceptable results...

Land 3D Acquisition Techniques Related to S.E. Asian Situation

Walter Ritchie

Indonesian Petroleum Association

... years have extended its capabilities (e.q. CDP stack, deconvolution, "digital revolution", bright spot analysis) towards the ultimate goal of direct...

Use of Apple II in Mapping Geology of Coastal Plain of NPR Alaska: ABSTRACT

Thomas G. Payne

AAPG Bulletin

.... REFIL R reads sequential files and writes a random-access file for PLOTTER. Permafrost and buried canyons cause velocity anomalies that complicate...

Conditioning a Process-Based Model of Sedimentary Architecture to Well Data

Derek Karssenberg , Torbjorn E. Tornqvist , John S. Bridge

Journal of Sedimentary Research (SEPM)

...). The initial floodplain surface has a constant down-valley slope plus uncorrelated random noise representing local variation in elevation. The initial...

Seismic Array Response in the Presence of Intra-Array Variations in Element Weights, Elevations, and Positions; #42328 (2018)

Ryan Adhi Putra, Abdullatif A. Al-Shuhail

Search and Discovery.com

... arrays are systematic arrangements of seismic receivers, sources, or both. The purpose of using seismic receiver arrays is to enhance the signal-to-noise...