[PDF][PDF] 利用微地震参数评估水力压裂改造效果研究进展

陈海潮, 唐有彩, 钮凤林, 尹陈, 巫芙蓉 - 石油科学通报, 2016 - cup.edu.cn
摘要微地震监测是定量评估水力压裂改造效果的主要方法, 对于高效开发非常规油气储层具有
重要意义. 然而, 微地震监测技术在微地震事件产生机理, 微地震弱事件检测和定位 …

An experimental study on scale-dependent velocity and anisotropy in fractured media based on artificial rocks with controlled fracture geometries

P Ding, D Wang, XY Li - Rock Mechanics and Rock Engineering, 2020 - Springer
The scale of the fractures can vary, making the seismic velocity and anisotropy substantially
scale dependent. Two mechanisms of the scale-dependent phenomenon may be …

The one-way wave equation: a full-waveform tool for modeling seismic body wave phenomena

DA Angus - Surveys in Geophysics, 2014 - Springer
The study of seismic body waves is an integral aspect in global, exploration and engineering
scale seismology, where the forward modeling of waves is an essential component in …

Frequency-dependent anisotropy in a partially saturated fractured rock

Z Jin, M Chapman… - Geophysical Journal …, 2018 - academic.oup.com
Seismic wave propagation through fractured rocks is greatly influenced by their fracture
system and fluid content. In this paper, we derive expressions for the anisotropic frequency …

Investigation of the effects of fracture orientation and saturation on the Vp/Vs ratio and their implications

P Ding, D Wang, G Di, X Li - Rock Mechanics and Rock Engineering, 2019 - Springer
Fractures are widely distributed within the Earth's crust and have a substantial influence on
wave propagation. Although many studies have been conducted on fracture characterization …

Pore fluid viscosity effects on P‐and S‐wave anisotropy in synthetic silica‐cemented sandstone with aligned fractures

P Tillotson, M Chapman, J Sothcott, AI Best… - Geophysical …, 2014 - earthdoc.org
ABSTRACT Ultrasonic (500 kHz) P‐and S‐wave velocity and attenuation anisotropy were
measured in the laboratory on synthetic, octagonal‐shaped, silica‐cemented sandstone …

Experimental observation of water saturation effects on shear wave splitting in synthetic rock with fractures aligned at oblique angles

K Amalokwu, M Chapman, AI Best… - Geophysical Journal …, 2015 - academic.oup.com
Fractured rocks are known to exhibit seismic anisotropy and shear wave splitting (SWS).
SWS is commonly used for fractured rock characterization and has been shown to be …

[HTML][HTML] Evaluating rock mass disturbance within open-pit excavations using seismic methods: A case study from the Hinkley Point C nuclear power station

A Butcher, AL Stork, JP Verdon, JM Kendall… - Journal of Rock …, 2021 - Elsevier
Understanding rock strength is essential when undertaking major excavation projects, as
accurate assessments ensure both safe and cost-effective engineered slopes. Balancing the …

A numerical study of elastic wave arrival behavior in a naturally fractured rock based on a combined displacement discontinuity-discrete fracture network model

S Wang, Z Zhang, X Huang, Q Lei - Rock Mechanics and Rock …, 2023 - Springer
The arrival behavior of elastic waves in a naturally fractured rock is studied based on
numerical simulations. We use the discrete fracture network method to represent the …

[PDF][PDF] 基于犃犞犗反演的频变流体识别方法

张震, 印兴耀, 郝前勇 - 地球物理学报, 2014 - researchgate.net
摘要研究表明流体引起衰减与频散往往表现为频变AVO 现象. 一些频散地震属性, 例如纵波频散,
已经证实为可靠的碳氢指示因子. 为了更有效地识别流体, 基于犳 μ ρ 近似构建了新的流体 …