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Zhenyu Li, Gang Wang, Shaoming Yao, Feihong Yun, Peng Jia, Chao Li and Liquan Wang
To predict the sealing performance of the subsea pipeline compression connector, a semi-analytical method is proposed and verified. The leakage condition is obtained as a function of the minimum radial deflection. The semi-analytical method consists of t...
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Feihong Yun, Dong Liu, Xiujun Xu, Kefeng Jiao, Xiaoquan Hao, Liquan Wang, Zheping Yan, Peng Jia, Xiangyu Wang and Bin Liang
Taking a subsea collet connector as an example, the contact characteristics of the sealing structure of the subsea connector under thermal?structural coupling were studied. Considering the heat transfer problem of the subsea connector in deep water, the ...
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Dong Liu, Feihong Yun, Kefeng Jiao, Liquan Wang, Zheping Yan, Peng Jia, Xiangyu Wang, Weifeng Liu, Xiaoquan Hao and Xiujun Xu
Underwater oil and gas pipelines are prone to alignment differences and angle offsets during docking, and the spherical flange connector can address this problem. Its main function is to enable compensation of the different angles of the pipeline during ...
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Kefeng Jiao, Feihong Yun, Zheping Yan, Gang Wang, Peng Jia, Liquan Wang, Dong Liu and Xiaoquan Hao
The sealing performance of the rubber packer is of vital importance for the subsea retractable connector, and the cross-sectional shape of the rubber packer is one of the most important factors affecting it. The compression distance of the rubber packer ...
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Feihong Yun, Gang Wang, Zheping Yan, Peng Jia, Xiujun Xu, Liquan Wang, Haiting Sun and Weifeng Liu
The contact mechanics model of the metal lens-type sealing gasket is established on the basis of Hertz theory on the macroscopical scale in this paper. The relationship among sealing width, contact pressure, and preload is solved. Based on the structural...
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Nan Pang, Peng Jia, Peilin Liu, Feng Yin, Lei Zhou, Liquan Wang, Feihong Yun and Xiangyu Wang
The reliability of many engineering systems (such as offshore and subsea equipment, aerospace equipment, energy production equipment, etc.) is very important, but due to a lack of sufficient failure data, their reliability is difficult to accurately eval...
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Wei Zeng, Tao Ren, Lijun Yu and Jingjing Huang
The VX gasket is an important part of the wellhead connector for a subsea Christmas tree. Optimization of the gasket?s structure can improve the connector?s sealing performance. In this paper, we develop an optimization approach for the VX gasket structu...
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