METHOD FOR MEASURING THE NATURAL FREQUENCY OF A SUBMARINE PIPELINE FREE SPAN

• 1. 内输气液两相段塞流的海底管道悬跨段振动特性分析方法 [P] . 中国专利： CN106934138B . 2019.12.13
• 2. 内输气液两相段塞流的海底管道悬跨段振动特性分析方法 [P] . 中国专利： CN106934138A . 2017-07-07
• 3. Method for measuring the natural vibrational frequency of a submarine pipeline free span [P] . 英国专利： GB2221033A . 1990-01-24

  机译： 海底管道自由跨度固有振动频率的测量方法

• 4. NATURAL FREQUENCY MEASURING DEVICE AND NATURAL FREQUENCY MEASURING METHOD [P] . 日本专利： JP2013072688A . 2013-04-22

  机译： 自然频率测量装置和自然频率测量方法

• 5. SUBSEA PIPELINE FREE SPAN RECIFICATION METHOD AND APPARATUS [P] . 英国专利： GB9007404D0 . 1990-05-30

  机译： 浅埋管道无跨距整流方法和装置

• 1. Analysis of Dynamic Characteristics of Submarine Free Spanning Pipelines by Complex Damping Method [J] . 傅强, 郭海燕, 杨新华 中国海洋工程（英文版） . 2004,第003期
• 2. A Field Investigation on the Effects of Background Erosion on the Free Span Development of a Submarine Pipeline [J] . WEN Shipeng, XU Jishang, HU Guanghai, 中国海洋大学学报（英文版） . 2015,第004期
• 3. Calculation of Maximum Allowable Free Span Length and Safety Assessment of the DFI-1 Submarine Pipeline [J] . XU Jishang, LI Guangxue, Juan J. Horrillo 中国海洋大学学报：英文版 . 2010,第001期
• 4. Calculation of Maximum Allowable Free Span Lengthand Safety Assessment of the DF1-1 Submarine Pipeline [J] . XU Jishang, LI Guangxue, Juan J. Horrillo, 中国海洋大学学报（英文版） . 2010,第001期
• 5. Study on Model Tests and Hydrodynamic Force Models for Free Spanning Submarine Pipelines Subjected to Earthquakes [J] . 李明高, 李昕, 董汝博, 中国海洋工程：英文版 . 2010,第002期
• 6. FREE SPAN DETECTION OF SUBMARINE PIPELINE BASED ON WAVELET METHOD [C] . Chao Wang, Hongping Zhu International Symposium on Structural Engineering . 2012
• 7. THE ESTABLISHMENT OF A PROCEDURE FOR SELECTING A FAVORABLE METHOD OF DETERMINING NATURAL FREQUENCIES AND NATURAL MODES OF VIBRATION OF MULTI-DEGREE-OF-FREEDOM MECHANICAL SYSTEMS, THE MOTIONS OF WHICH CAN BE DESCRIBED BY LINEAR DIFFERENTIAL EQUATIONS. [D] . ALLEY, THOMAS LEROY. 1964
• 8. Calculating the Optimum Angle of Filament-Wound Pipes in Natural Gas Transmission Pipelines Using Approximation Methods [O] . Mohammad Reza Khoshravan Azar, Ali Akbar Emami Satellou, Mohammad Shishesaz, -1
• 9. Causes and Treatment Measures of Submarine Pipeline Free-Spanning [O] . Bo Zhang, Rui Gong, Tao Wang, 2020
• 10. Validation of a Method to Measure Polychlorinated Biphenyls in Natural Gas Pipelines [R] . Harris, R. W. , Grainger, C. F. , Mitchell, W. J. 1981

• 1. 海底管道冲刷及自由悬跨处理方法评估 [C] . 刘极莉 ,王佐强 ,刘楚 . 第十五届中国海洋（岸）工程学术讨论会 . 2011
• 2. 海底管道悬跨段力学分析及处理装置研究 [A] . 周英辉 . 2015