Study on Rock Mechanics Parameters and In-Situ Stress Profile Construction and Correction Method Based on Well Log Interpretation

Author(s):  
Xu Han ◽  
Xiang-yi Yi ◽  
Chang-lin Zhou ◽  
Xing-xiang Che ◽  
Lin Hou ◽  
...  
Author(s):  
Елизавета Алексеевна Тихомирова

Одним из важнейших свойств залежи является нефтенасыщенность. При моделировании распределение нефтенасыщенности является одним из основных параметров для подсчета запасов и дальнейшего гидродинамического моделирования. В статье рассмотрены варианты построения куба нефтенасыщенности с учетом априорной информации в виде данных результатов интерпретации геофизических исследований скважины, капилляриметрических испытаний и 3Д-трендов, а также алгоритмы реализации описанных методов в программной среде IRAP RMS. Построены геологические модели по описанным методам. Proper distribution of oil content is one of the main parameters for reserves assessment and further flow simulation. The paper reveals the variety of approaches to oil saturation cube building based on well log interpretation data, capillarimetry and 3D-trends and also the algorithms of the realization of these methods in reservoir modeling software IRAP RMS. Geological models are built using the described approaches.


Petrophysics ◽  
2012 ◽  
pp. 803-827
Author(s):  
Djebbar Tiab ◽  
Erle C. Donaldson

2020 ◽  
Vol 2020 ◽  
pp. 1-11
Author(s):  
Jianan Li ◽  
Heping Xie ◽  
Ling Chen ◽  
Cong Li ◽  
Zhiqiang He

Exploration of deep-rock mechanics has a significant influence on the techniques of mining and rock mechanics. Rock coring technique is the basic method for all rock mechanics study. With the increase of the drilling depth and increasing strength of the hard rock, how to obtain high-quality rock core through various coring techniques is an eternal work. Here an innovative method is applied to design the new coring system to maximize the efficiency of operation. The stress conditions or parameters of rock core in the coring are analyzed, and the mechanism of the core with in situ stress is shown in this paper. The conflict of the core and coring tool chamber is proposed for the innovative design. The innovative design method is fulfilled by the theory of inventive problem solving (TRIZ). An improved coring system for the full-length core with in situ stress was obtained with the solutions of improved coring mechanism, cutting mechanism, and spiral drill pipe.


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