1.
Study on Damage Location of Oil Derrick Based on Wavelet and Neural Network
基于小波和神经网络的石油井架损伤定位研究
2.
The Research of Damage Identification Method of Oil Derrick Based on the Principal Component Analysis Measured Frequency Response Functions
基于实测频响函数主成分的石油井架损伤识别方法研究
3.
Damage Detection in Derrick Structure by Modal Parameter Analysis;
基于模态参数分析的井架结构损伤识别研究
4.
Damage Identification Study of Oil Derrick Structure Based on Ambient Excitation
基于环境激励的石油井架结构损伤识别研究
5.
Study on Simulation for Ultimate Bearing Capacity of Oil-Derrick with Damage
考虑损伤的石油井架极限承载性能仿真研究
6.
Study on Dynamic Characteristics of Oil Derrick Structure Based on Vibration Experiment Method;
基于振动实验的方法研究石油井架结构损伤的动态特性
7.
Study on Structural Damage of K Type Oil Derrick Based on Dynamic Analysis;
基于动力分析的K型石油井架结构损伤实验研究
8.
Research in Damage Detection Theory of K Type Derrick Structure Based on Frequency Domain System Identification;
基于频域系统辨识的石油K型井架结构损伤理论研究
9.
Evaluation Method of Derrick Steel Structures Based on Damage Identification and Updated Model and Its Application;
基于损伤识别和模型修正的井架钢结构评定方法及应用
10.
Research on Derrick Damage Identification Based on Mode Parameter and Intelligent Analysis
基于模态参数与智能分析的井架结构损伤实验研究
11.
Experimental Study on Damage Identification of Oil Derrick Based on Wavelet Packet Analysis
基于小波包分析的石油井架结构损伤识别试验研究
12.
Analysis of permeability damage well drilling and finishing in underground layer around oil well
钻井与完井对近井地层渗透性损伤的分析
13.
Freeze Sinking Sidewall's Stress Analysis Considering Damage under Complicated Load;
复杂荷载下冻结凿井井壁损伤应力分析
14.
ADVANCED MIT-MTT LOGGING TECHNOLOGY FOR PIPE STRING DAMAGE DETECTION AND APPLICATION
先进的MIT-MTT井下管柱损伤测井技术及应用
15.
Both the derrick deviation and the wellheads eccentricity will cause the serious wearing of the casing (or casing protecting tube) close to the wellhead.
井架不正或井口偏心，会造成近井口套管（或套管防磨套）的磨损。
16.
Damage Identification and Fatigue Life Estimation for Jacket Platform;
导管架平台损伤检测及疲劳寿命研究
17.
Research on Model Updating and Damage Identification for Frame Structure;
框架结构的模型修正与损伤识别研究
18.
Damage Detection Based on BP Neural Networks for Tall Frame Structures;
基于BP网络的高层框架结构损伤检测