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Estimating the Formation Fracture Pressure Through Geomechanical Modeling
This chapter introduces a technique for predicting formation fracture pressure through geomechanical modeling. It outlines fundamental elasticity...
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A Prediction Model of Lost Circulation Pressure in Fractured Formation
Prediction of drilling fluid loss pressure is one of the key problems to be solved urgently for leak prevention and plugging in fractured formations....
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Study on Evaluation Method of Single Well Formation Pressure in Fracture-vuggy Reservoir
Obtaining the formation pressure of the reservoir is the key to dynamic analysis. At present, the formation pressure of a single well in a...
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Numerical Study on Evolution Mechanism of Cut Blasting and Cavity Formation Under Confining Pressure
Cut blasting is a key step in the drill and blast method. In underground engineering, confining pressure has a significant influence on the cut...
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Modeling of Filtration and Scattered Fracture in Fractured Zones with Abnormally High Formation Pressure
Abstract —A model of a double-porosity medium with damageable matrix subject to anomalously high formation pressure is discussed. It is assumed that...
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Research and Application of Middle to Deep Formation Pressure Prediction and Monitoring Technology in Fukang Sag, Junggar Basin
The Geological structure is complex in Fukang sag of Junggar Basin, with multiple sets of large-scale reservoirs developed, and the formation...
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Estimation of fracture half-length with fast Gaussian pressure transient and RTA methods: Wolfcamp shale formation case study
Accurate estimation of fracture half-lengths in shale gas and oil reservoirs is critical for optimizing stimulation design, evaluating production...
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Numerical Simulation of Pressure Dissipation Behavior on Migration Patterns in Hydraulically Fractured in Shale Formation
Horizontal well drilling and hydraulic fracturing were implemented to enhance the economic development of shale gas formations. Thus, the...
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An Approximate Formula for the Vapor Pressure Deficit Calculation to Estimate the Evaporation in Runoff Formation Models of Russian Rivers
AbstractStatistical analysis of daily observation series at 1719 weather stations in Russia in the period from 1966 to 2014 was used to derive an...
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Constant Pressure Injection
In practical hydraulic fracturing, limited by the operating power of the syringe pump and long transportation of pipelines, it is often difficult to...
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Experimental formation of Pele’s hairs and tears at 1200°C under atmospheric pressure from natural alkali olivine basalt
The formation of Pele’s hairs and tears (PH and PT) is generally associated with fluid-charged rapid explosive basaltic volcanism on Earth’s surface....
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Pore-Pressure for Carbonates
Pore-pressure and stress distribution are coupled; pore fluid pressure affects the petrophysical properties of bulk rock and is a drive mechanism for...
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Effects of Volatiles at High Pressure
Melting temperatures are lowered dramatically when H2O is added under pressure to a system of anhydrous silicate crystals. This is because a silicate...
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Formation Pressure Estimation Method for High Temperature and High Pressure Wells in Ledong Area of South China Sea
The Ledong area is a typical high temperature and high pressure area in the South China Sea's Yinggehai Basin. The geological structure of this basin...
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Experiment and analysis of the formation, expansion and dissipation of gasbag in fine sediments based on pore water pressure survey
Deep-seated gas in seabed sediments migrates upwards from effect of external factors, which easily accumulates to form gasbags at interface of...
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Formation Scaling Characteristics During Waterflooding Development in Gaskule Oilfield
Gasikule oilfield is one of the main oil fields in Qinghai oilfield with a long period of waterflood development. In the process of development, the...
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High Precision Pre-drilling Pressure Prediction for Complex Cause’s Overpressure
High precision pre-drilling pressure prediction is one of the key technologies in the integration of seismic-geology-engineering. The accurate...
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An analytical model for pressure behavior in multilayered radially composite reservoir with formation crossflow
The present work proposes an analytical model to calculate the pressure response for multilayered radially composite reservoirs considering the...
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Optimization Design Method and Application of Completion String in High Temperature and High Pressure Gas Well Based on Wellbore Temperature-Pressure Effect
Based on the measured values, the yield strength attenuation law with the temperature of the 110SS and 2532-110 material tubing was obtained. Tubing...
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Discovering High-Pressure and High-Temperature Minerals
Defining high-pressure (P) and high-temperature (T) minerals beyond vague conventions requires robust criteria. The conjunction of mineralogy and...