数据汇交资源 - 国家冰川冻土沙漠科学数据中心

1200-Atmosphere Bulk-Type All-Silicon Pressure Sensor

1200-Atmosphere Bulk-Type All... 2024-01-24

关键词:: Piezoresistive devices; Silicon; Cavity resonators; Stress; Pressure sensors; Piezoresistance; Temperature sensors

Distinct from conventional diaphragm-type pressure sensors, a bulk-type silicon-based pressure sensor is proposed and demonstrated. External hydrostatic pres...

作者:: 林德泉,陈燕铃,陆磊,郭士超,曾凡,张轶铭,王文,周显良
文件大小:: 2.4 MiB

2000-Atmosphere Chip-Scale Packaged Bulk-Type Pressure Sensor with Dual-Cavity Induced Stress Amplification

2000-Atmosphere Chip-Scale Pa... 2024-01-24

关键词:: Pressure sensors; Micromechanical devices; Actuators; Sensitivity; Transducers; Packaging; Silicon

Characterized up to a pressure of 200 MPa, a bulk-type single-cavity pressure sensor with a sensitivity of 79μV/V/MPa was previously reported. However, the c...

作者:: 林德泉,王文,周显良
文件大小:: 2.6 MiB

A 2000-Atmosphere Bulk-Type Pressure Sensor Realized on (001) Substrate with Selective Stress-Filtering Trenches

A 2000-Atmosphere Bulk-Type P... 2024-01-24

关键词:: Pressure; sensor; piezoresistive; stress; MEMS; silicon; bulk; cavity; flip-chip; chip-scale package

使用（001）晶向衬底制造的选择性应力过滤沟槽原理的2000个大气压量程的体硅压力传感器

作者:: 林德泉,陈燕铃,唐自励,陆磊,王文,周显良
文件大小:: 3.2 MiB

A Deep Learning Based Geosteering Method Assembled with "Wide-angle Eye"（基于深度学习的地质导向方法与 "广角眼 "的组合）

A Deep Learning Based Geostee... 2024-01-24

关键词:: Downhole Closed-loop Geosteering; “Wide-angle Eye”Mechanism; Deep Learning; Convolutional Neural Network.

The intelligent guided drilling system adopts the precise guided drilling geological system and a new rotary steering drilling tool to achieve deep drilling ...

作者:: 刘溢,朱丹丹,刘昊,杜爱民,陈冬,叶智慧
文件大小:: 499.4 KiB

A reinforcement learning based 3D guided drilling method: Beyond ground control（基于强化学习的 3D 导向钻探方法：超越地面控制）

A reinforcement learning base... 2024-01-24

关键词:: self-steering drilling; 3D guided drilling; logging while drilling data; reinforcement learning; Deep Q Network

The current drilling guide operation relies on the two-way transmission of signals between the downhole drilling tools and the ground control center. However...

作者:: 朱丹丹,刘溢,杜爱民,陈冬,叶智慧
文件大小:: 494.0 KiB

Comparative Study of Single Quantization Architecture and Dual Quantization Architecture Electromechanical SIGMA-Delta Modulators for MEMS Accelerometer

Comparative Study of Single Q... 2024-01-24

关键词:: MEMS; accelerometer; comparative study; sigmadelta modulator; single quantization architecture; dual quantization architecture

Comparative Study of Single Quantization Architecture and Dual Quantization Architecture Electromechanical SIGMA-Delta Modulators for MEMS Accelerometer

作者:: Xiong Xingyin,Li Zongwei,Han Kedu
文件大小:: 1.2 MiB

Comprehensive Control System for Gathering Pipe Network Operation Based on Reinforcement Learning（基于强化学习的集水管网运行综合控制系统）

Comprehensive Control System ... 2024-01-24

关键词:: Gathering Pipe Network; Intelligent Control System; Reinforcement learning; Deep Q Network.

In the transmission process of crude oil gathering system, waterassisted heat transfer is often used to avoid wax formation, and pipeline temperature and pre...

作者:: 吴谦霖,朱丹丹,刘溢,杜爱民,陈冬,叶智慧
文件大小:: 548.1 KiB

DEM Data Based Stratigraphic Visualization Modeling（基于 DEM 数据的地层可视化建模）

DEM Data Based Stratigraphic ... 2024-01-24

关键词:: 3D visualization; Matplotlib; DEM(Digital ElevationModel); multilayer stratum

We proposes a three-dimensional visualization modeling method of multilayer stratum by the DEM data, including the longitude, latitude and depth information....

作者:: 吴谦霖,朱丹丹,王陈晨,叶智慧,陈冬
文件大小:: 2.2 MiB

Evaluation of rock-bit interaction test under simulated ultra-deep well conditions based on similarity principle

Evaluation of rock-bit intera... 2024-01-24

关键词:: Ultra-deep well Similarity principle Differential in-situ stress Rock-bit interaction

As the need for reaching fuel reserves at greater depths increases, scientists have been exploring and developing the technology required to efficiently dril...

作者:: 周忠鸣,李守定,李晓
文件大小:: 4.5 MiB

Drilling formation perception by supervised learning: Model evaluation and parameter analysis（通过监督学习感知钻井地层：模型评估和参数分析）

Drilling formation perception... 2024-01-24

关键词:: Lithology identificationMachine learningWell logging dataAdaboostOptimal parameter combination

Formation and lithology identification based on well logging curves reflecting geophysical response characteristics is fundamental for drilling planning and ...

作者:: 郭斯尧,陈冬,王涵,李守定
文件大小:: 6.6 MiB

Integrated geological-geophysical characterizations of deeply buried fractured-vuggy carbonate reservoirs in Ordovician strata, Tarim Basin

Integrated geological-geophys... 2024-01-24

关键词:: Fractured-vuggy reservoirs; Strong heterogeneity; Multi-scale geological-geophysical; characterization; Tarim basin

基于2014年至2017年Swarm三颗卫星四年的磁场观测数据，我们挑选出PC3压缩波事件，研究了顶部电离层PC3 压缩波活动强度的磁纬、磁地方时分布、随磁地方时变化的季节特征以及地理经纬度分布，并进一步分析了Pc3压缩波发生频次的分布特征．结果表明，中高纬和低纬的Pc3压缩波可能存在不同的激发机制．中高...

作者:: Fei Tian,Xiaorong Luo,Wang Zhang
文件大小:: 12.3 MiB

Pre-drilling risk assesement using seismic diffraction infromation in fractured formations

Pre-drilling risk assesement ... 2024-01-24

关键词:: 钻前风险评估; 裂缝带; 绕射波; 梯度结构张量

钻前风险评估是智能导钻过程中减少井漏井塌等事故的关键环节.在裂缝型地层中, 特别是在深层、超深层地区, 井筒的承压能力极易受到地层中天然裂缝带的影响, 较易出现井漏、井塌等钻井事故, 亟需在钻进前进行基于裂缝带的风险评估.绕射波由于对裂缝等小地质体较为敏感, 是描述天然裂缝带的有效手段, 但是目前的绕射波成像结果...

作者:: 梁瑶,霍守东,李学良,舒梦珵,杨晓,石太昆
文件大小:: 1.2 MiB

Seismic discontinuous detection using dual-tree complex wavelet transform

Seismic discontinuous detecti... 2024-01-24

关键词:: Seismic; dual-tree complex wavelet transform; discontinuous detection

Wavelet transform is an effective way to detect seismic discontinuous structures. Dual-tree complex wavelet transform is a computationally efficient approach...

作者:: 梁瑶,王真理,李学良,高正辉,徐亚,张舒扬,蔡赟
文件大小:

Seismic fault detection using an encoder–decoderconvolutional neural network with a small training set

Seismic fault detection using... 2024-01-24

关键词:: fault detection; interpretation; CNN; deep learning; real data

Seismic fault detection using an encoder–decoderconvolutional neural network with a small training set

作者:: Shengrong Li,Changchun Yang,Hui Sun,Hao Zhang
文件大小:: 5.6 MiB

地质材料结构与功能射线成像方法与技术

地质材料结构与功能射线成像方法与技术 2024-01-24

关键词:: 地质材料; 射线成像; 结构成像; 功能成像

地质材料结构与功能射线成像是采用射线对地球自然物质进行结构与功能成像，是研究地质材料物质组分、结构、特性与功能的重要手段，是认知地质现象、过程与动因的重要途径。在分析射线成像方法的基础上，分别梳理地质材料表面结构成像、三维结构成像与原位结构成像方法技术及适用条件，提出了地质材料功能成像方法与技术，并指出了地质...

作者:: 李守定,李晓,刘丽楠
文件大小:: 758.2 KiB

顶部电离层Pc3压缩波的波动特征

顶部电离层Pc3压缩波的波动特征 2024-01-24

关键词:: Pc3压缩波; 顶部电离层; 阿尔芬波; 场线共振

基于2014年至2017年Swarm三颗卫星四年的磁场观测数据，我们挑选出PC3压缩波事件，研究了顶部电离层PC3 压缩波活动强度的磁纬、磁地方时分布、随磁地方时变化的季节特征以及地理经纬度分布，并进一步分析了Pc3压缩波发生频次的分布特征．结果表明，中高纬和低纬的Pc3压缩波可能存在不同的激发机制．中高...

作者:: 曾正君,张莹,杜爱民
文件大小:: 7.9 MiB

基于地层层序的智能导钻算法研究

基于地层层序的智能导钻算法研究 2024-01-24

关键词:: Sequence identification; Classification algorithm; Accuracy; Guide drill

The intelligent guided drilling system adopts the precise guided drilling geological guidance system and a new rotary steering drilling tool to achieve deep ...

作者:: 朱丹丹,刘溢,刘昊,陈冬,叶智慧
文件大小:: 530.5 KiB

基于深度卷积神经网络的地震数据局部信噪比估计

基于深度卷积神经网络的地震数据局部信噪比估计 2024-01-24

关键词:: 局部信噪比估计; 深度卷积神经网络; 质量评价

基于深度卷积神经网络的地震数据局部信噪比估计

作者:: 吕尧,单小彩,霍守东,杨长春
文件大小:: 1.4 MiB

基于云端大数据的智能导向钻井技术方法

基于云端大数据的智能导向钻井技术方法 2024-01-24

关键词:: 智能导向钻井; 大数据; 随钻测井

导向钻井技术方法是２１世纪全球石油工业最重要的技术之一，也是美国“页岩气革命”核心技术水平钻井的关键组成部分。当前，导向钻井的主要研究目标是提高钻井速度、降低钻井时间和风险，智能化是目标实现的重要途径。文章分析了国内外大数据与人工智能在石油工业应用情况，建立了云端大数据智能导向钻井方法架构，提出了随钻测井参数...

作者:: 底青云,李守定,付长民
文件大小:: 3.4 MiB

石墨烯磁传感器研究进展

石墨烯磁传感器研究进展 2024-01-24

关键词:: 石墨烯; 巨磁阻效应; 霍尔元件

磁传感器是地球物理学领域的主要常规测量仪器之一.石墨烯是近年来备受关注的新材料,具有应用到多类高精密传感器的潜力.石墨烯因其准二维结构形成的超薄、超大反应面积,有望使磁传感器测量精度更高、重量更轻.石墨烯稳定的热学和力学性质,也有望提升传感器的稳定性和一致性.本文综述了石墨烯在磁传感器方面的一些应用和试验,介绍了...

作者:: 袁恺鑫,杜爱民,唐衡
文件大小:: 1.3 MiB

1200-Atmosphere Bulk-Type All-Silicon Pressure Sensor

2000-Atmosphere Chip-Scale Packaged Bulk-Type Pressure Sensor with Dual-Cavity Induced Stress Amplification

A 2000-Atmosphere Bulk-Type Pressure Sensor Realized on (001) Substrate with Selective Stress-Filtering Trenches

A Deep Learning Based Geosteering Method Assembled with "Wide-angle Eye"（基于深度学习的地质导向方法与 "广角眼 "的组合）

A reinforcement learning based 3D guided drilling method: Beyond ground control（基于强化学习的 3D 导向钻探方法： 超越地面控制）

Comparative Study of Single Quantization Architecture and Dual Quantization Architecture Electromechanical SIGMA-Delta Modulators for MEMS Accelerometer

Comprehensive Control System for Gathering Pipe Network Operation Based on Reinforcement Learning（基于强化学习的集水管网运行综合控制系统）

DEM Data Based Stratigraphic Visualization Modeling（基于 DEM 数据的地层可视化建模）

Evaluation of rock-bit interaction test under simulated ultra-deep well conditions based on similarity principle

Drilling formation perception by supervised learning: Model evaluation and parameter analysis（通过监督学习感知钻井地层： 模型评估和参数分析）

Integrated geological-geophysical characterizations of deeply buried fractured-vuggy carbonate reservoirs in Ordovician strata, Tarim Basin

Pre-drilling risk assesement using seismic diffraction infromation in fractured formations

Seismic discontinuous detection using dual-tree complex wavelet transform

Seismic fault detection using an encoder–decoderconvolutional neural network with a small training set

地质材料结构与功能射线成像方法与技术

顶部电离层Pc3压缩波的波动特征

基于地层层序的智能导钻算法研究

基于深度卷积神经网络的地震数据局部信噪比估计

基于云端大数据的智能导向钻井技术方法

石墨烯磁传感器研究进展

A reinforcement learning based 3D guided drilling method: Beyond ground control（基于强化学习的 3D 导向钻探方法：超越地面控制）

Drilling formation perception by supervised learning: Model evaluation and parameter analysis（通过监督学习感知钻井地层：模型评估和参数分析）