25 Result(s)
within
**n-Hui Jiang
Earth Sciences
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Chapter and Conference Paper
Estimation of Saturation Height Function Using Capillary Pressure and the Analysis of Influencing Factors
In the middle east, the reservoirs have complex pore systems. The problems associated with heterogeneous reservoir pose significant complications that are not yet fully addressed by industry. One important dif...
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Chapter and Conference Paper
Experimental Study on the Influence of Fracturing Fluid on the Wettability of Medium and High Rank Coal
The coal’s wettability is a key factor of fluid migration and pressure drop transfer in the reservoir. The Large-scale hydraulic fracturing is the core technology of efficient development of coalbed methane. I...
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Chapter and Conference Paper
A Clustering-Based Dispersion Analysis Approach for Borehole Acoustic Waves and Its Application
In borehole acoustic, how to extract the fundamental dispersion modes of guided waves is not an easy task, because the unfavorable borehole conditions and co-existing noises in a dispersion map contribute to a...
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Chapter and Conference Paper
Study on the Causes of Casing Damage and Optimization of Injection and Mining Parameters Under Fluid-Structure Interaction in Typical Block
In the oilfield production process, when the load generated by the casing exceeds the bearing capacity of the casing due to engineering, geology, production and other changing factors, the casing will be defor...
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Chapter and Conference Paper
Research on Oilfield Surface Environment Assessment Method Based on High-Precision Global Land Cover Data Analysis
In recent years, the country has successively passed a series of laws and regulations on the reform of the mining rights system, especially related to exploration and construction, land use, and ecological env...
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Chapter and Conference Paper
Contrasting Study of Partially Hydrolyzed Polyacrylamide with Melamine Resin or Water-Soluble Phenolic Resin Gel Under Medium-Temperature and High-Salinity Conditions
Polymer gels are commonly used as profile control and water shutoff agents in oil fields to enhance oil recovery. In this study, two sets of medium-temperature and high-salinity gels were prepared with partial...
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Article
Application of scattering image wavelet transform in cave recognition: A case study on a bedrock buried hill reservoir in Bongor Basin, Chad
Caves located in the buried hill reservoir of granite bedrock in Bongor Basin, Chad, are excessively small and cannot be identified in conventional reflection wave imaging profiles because their reflection cha...
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Article
Baseline establishment for metals in the western Clarion-Clipperton Zone
Resource exploitation in the Clarion-Clipperton Zone (CCZ) is of major research interest worldwide, but its influence on the environment is poorly understood, especially due to the lack of baseline values for ...
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Article
GIS-based spatial differentiation of ethnic minority villages in Guizhou Province, China
The protection and development problems in ethnic minority villages have received great attention from the Chinese government. This study aims to systematically identify the spatial differentiation characteris...
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Article
Open AccessMultiple-Stage Mineralization in the Huayangchuan U−REE−Mo−Cu−Fe Ore Belt of the Qinling Orogen, Central China: Geological and Re−Os Geochronological Constraints
The Huayangchuan ore belt is located in the western segment of **aoqinling Orogen in the southern margin of the North China Craton (NCC), and hosts voluminous magmatism and significant U−REE−Mo−Cu−Fe polymetal...
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Article
A township-level assessment of forest fragmentation using morphological spatial pattern analysis in Qu**g, Yunnan Province, China
Forest fragmentation is an integral part of global change. Understanding forest fragmentation patterns and dynamics are of great significance for maintaining ecosystem stability. There are great differences in...
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Article
Characteristics of loess landslides triggered by different factors in the Chinese Loess Plateau
Loess landslides are one of the most serious geological disasters in the Chinese Loess Plateau. Research has revealed that earthquake, rainfall, and human activities are common triggers for loess landslides. I...
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Article
Comparison of chemical characteristics of PM2.5 during two winters in **angtan City in south central China
To assess the efficacy of the “Implementation Details of Air Pollution Prevention and Control Action Plan”, the chemical composition of PM2.5 and other pollutants was determined during the winters of 2013–2014 an...
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Article
Fluid evolution and ore genesis of the Dalingshang deposit, Dahutang W-Cu ore field, northern Jiangxi Province, South China
The Dalingshang W-Cu deposit is located in the North section of the Dahutang ore field, northern Jiangxi Province, South China. Vein- and breccia-style tungsten-copper mineralization is genetically associated ...
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Article
Open AccessControls on the organic carbon content of the lower Cambrian black shale in the southeastern margin of Upper Yangtze
Control of various factors, including mineral components, primary productivity and redox level, on the total organic carbon (TOC) in the lower Cambrian black shale from southeastern margin of Upper Yangtze (Ta...
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Article
Petrogenesis of the Late Jurassic peraluminous biotite granites and muscovite-bearing granites in SE China: geochronological, elemental and Sr–Nd–O–Hf isotopic constraints
Biotite granites and muscovite-bearing granites are dominant rock types of the widespread granites in SE China. However, their petrogenesis has been enigmatic. A combined study of zircon U–Pb dating and Lu–Hf ...
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Article
Heavy metal distribution and accumulation in the Spartina alterniflora from the Andong tidal flat, Hangzhou Bay, China
In order to study the heavy metal accumulation and distribution in the roots, stems, and leaves of Spartina alterniflora, we collected S. alterniflora samples and the associated sediments along three transects at...
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Article
Sensitivity analysis of related parameters in simulation of land subsidence and ground fissures caused by groundwater exploitation
Hydraulic and mechanical parameters are very important in the calculation of models of land subsidence and ground fissures caused by groundwater exploitation. To investigate the degree of influence of these pa...
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Article
High rank coalbed methane desorption characteristic and its application in production in Qinshui basin
Based on spontaneous desorption characteristic, the correlation of desorption time and gas content was analyzed and the application of it in production was researched. The desorption of high rank coalbed metha...
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Article
Climate warming-induced upward shift of Moso bamboo population on Tianmu Mountain, China
Although increasing attention has been paid to upward shift of plant species in altitude as a response to global warming, research on this phenomenon at low altitudinal and low latitudinal zones did not receiv...
