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Keywords: offshore platform
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Proceedings Papers

Proc. ASME. OMAE2021, Volume 1: Offshore Technology, V001T01A030, June 21–30, 2021
Paper No: OMAE2021-63796
... Proceedings of the ASME 2021 40th International Conference on Ocean, Offshore and Arctic Engineering OMAE2021 June 21-30, 2021, Virtual, Online OMAE2021-63796 ENGINEERING CRITICALITY ASSESSMENTS OF FLOATING OFFSHORE PLATFORMS BASED ON TIME DOMAIN STRUCTURAL RESPONSE ANALYSIS Jeffrey O Donnell1...
Proceedings Papers

Proc. ASME. OMAE2020, Volume 2B: Structures, Safety, and Reliability, V02BT02A011, August 3–7, 2020
Paper No: OMAE2020-18300
...A NOVEL APPROACH TO IMPROVING THE STRUCTURAL RELIABILITY OF A FIXED OFFSHORE PLATFORM SUBJECT TO WAVE-IN-DECK LOADING USING A HOLISTIC STRUCTURAL INTEGRITY MANAGEMENT (SIM) TRIAD APPROACH Mehrdad Kimiaei1, Jalal Mirzadeh1, Partha Dev1, Mike Efthymiou2, Riaz Khan3 1ROSEN Australia Pty Ltd, Perth...
Proceedings Papers

Proc. ASME. OMAE2019, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T11A032, June 9–14, 2019
Paper No: OMAE2019-96733
...STUDY ON DESULFURIZATION AND DECARBONIZATION TECHNOLOGY OF NATURAL GAS ON BOHAI OFFSHORE PLATFORM Ping Lu, Zhaoguang Qu, Guoqiang Gao Bohai Oilfield Research Institute, Tianjin Branch, CNOOC China Limited Tianjin, China Yan Huang, Xin Qian, Lin Cheng Bohai Oilfield Research Institute, Tianjin...
Proceedings Papers

Proc. ASME. OMAE2011, Volume 5: Ocean Space Utilization; Ocean Renewable Energy, 185-191, June 19–24, 2011
Paper No: OMAE2011-50096
... tight, the technology for the effective use of the EEZ will become the key for the sustainable development of Japan. From this background, the Ministry of Land, Infrastructure, Transport and Tourism of Japan (MLIT) started an R&D project of floating offshore platform technologies in 2007[1...
Proceedings Papers

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 3, 257-262, June 6–11, 2010
Paper No: OMAE2010-20836
... 10 01 2011 National Maritime Research Institute of Japan (NMRI) has been developing the integrated design support tool, called “Harmonic Design Tool”, for evaluating economical / safe / environmental aspects of the offshore platform. We are also conducting the conceptual design...
Proceedings Papers

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 2, 209-217, June 6–11, 2010
Paper No: OMAE2010-20215
... effects of ice thickness and drift direction on SCF distributions and values were studied through this method. The investigation provides the theoretical basis for determining SCF in tubular K-joints under different load cases in evaluating the ice-induced fatigue of offshore platforms, and has very...
Proceedings Papers

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 4, 777-782, June 6–11, 2010
Paper No: OMAE2010-20258
... 1 Copyright © 20xx by ASME Proceedings of the 29th International Conference on Ocean, Offshore and Arctic Engineering OMAE 2010 June 6-11, 2010, Shanghai, CHINA OMAE 2010-20258 STRUCTURAL SAFETY ENSURING SYSTEM OF OFFSHORE PLATFORMS IN BOHAI Dayong Zhang* Dalian University of Tech. Dalian...
Proceedings Papers

Proc. ASME. OMAE2009, Volume 2: Structures, Safety and Reliability, 101-104, May 31–June 5, 2009
Paper No: OMAE2009-79102
... as compared with nly used load identification method when used for such nd complex structures as offshore platforms and the cation accuracy of the method is satisfactory. ey words: vibration load; load identification; offshore ; neural network 1 INTRODUCTION With the development of offshore oil and gas...
Proceedings Papers

Proc. ASME. OMAE2009, Volume 1: Offshore Technology, 41-46, May 31–June 5, 2009
Paper No: OMAE2009-79058
... 22 02 2010 The influence of material damping to the similar model design and experimental analysis were studied by theoretical analysis. A similar model of an offshore platform is designed and constructed on the basis of the analysis. The modal experiments have been done on the model...
Proceedings Papers

Proc. ASME. OMAE2009, Volume 1: Offshore Technology, 169-174, May 31–June 5, 2009
Paper No: OMAE2009-79186
..., the on-site retesting results showed that the average vibration level of zone I was reduced by 75.08%. The vibration levels of zone II and III were reduced by 49.36% and 49.13% respectively. So, the vibration control methods had the perfect effect on W12-1 platform. mega-frame offshore platform...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 2: Structures, Safety and Reliability, 519-525, June 15–20, 2008
Paper No: OMAE2008-57617
... foundations have been found to be able to contest the deep pile foundation solution due to savings in the material utilization costs and their load carrying capacity. suction caisson offshore platform jacket clay offshore structures numerical approach Proceedings of the ASME 27th International...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 3: Pipeline and Riser Technology; Ocean Space Utilization, 711-716, June 15–20, 2008
Paper No: OMAE2008-57091
... platform vibration control vibration theory offshore platform Proceedings of the ASME 27th International Conference on Offshore Mechanics and Arctic Engineering OMAE2008 June 15-20, 2008, Estoril, Portugal 1 Copyright © 2008 by ASME * Corresponding author. Project supported by Scientific Research...
Proceedings Papers

Proc. ASME. OMAE2008, Volume 3: Pipeline and Riser Technology; Ocean Space Utilization, 717-722, June 15–20, 2008
Paper No: OMAE2008-57092
... platform under the same out loads. Mega-frame platform topological optimization vibration control offshore platform Sc (Y in co fi th th fr th gl ex lo So re Se ch co m m pe pl us vi un Proceedings of the ASME 27th International Conference on Offshore Mechanics and Arctic Engineering OMAE2008...
Proceedings Papers

Proc. ASME. OMAE2007, Volume 1: Offshore Technology; Special Symposium on Ocean Measurements and Their Influence on Design, 181-186, June 10–15, 2007
Paper No: OMAE2007-29142
... Property Office ong 250014 hina Jungang Wang School of Mechanical Engineering University of Jinan Jinan, Shandong 250022 P. R. China Key words: Mega-frame platform; vibration control; vibration theory; offshore platform 1 INTRODUCTION The platforms are built in the severe ocean. They have to suffer all...
Proceedings Papers

Proc. ASME. OMAE2007, Volume 1: Offshore Technology; Special Symposium on Ocean Measurements and Their Influence on Design, 413-421, June 10–15, 2007
Paper No: OMAE2007-29368
... 22 05 2009 Most of the offshore platforms at sea are static and considered as rigid. This paper presents a series of towing tank experimental research to understand the wave and structure interaction for moonpool installed at static platform. It also gives a comparison of results...
Proceedings Papers

Proc. ASME. OMAE2003, Volume 3: Materials Technology; Ocean Engineering; Polar and Arctic Sciences and Technology; Workshops, 779-784, June 8–13, 2003
Paper No: OMAE2003-37479
... 09 01 2009 An offshore platform of jacket type in Bohai Bay vibrates excessively under design environmental conditions, which has affected the normal operation of the platform. In order to mitigate the vibration of the platform, it is essential important to explore the cause...
Proceedings Papers

Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, Parts A and B, 17-22, June 20–25, 2004
Paper No: OMAE2004-51008
... 05 01 2009 In order to control the excessive vibration of offshore platforms under wave excitations, an H 2 control algorithm was presented in this paper. In the present study, noise terms for generating filtered wave loading and accounting for model uncertainty are separated...
Proceedings Papers

Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, Parts A and B, 369-377, June 20–25, 2004
Paper No: OMAE2004-51179
... 05 01 2009 Health, comfort and the job efficiency of the crew of offshore platforms are factors deeply related to the acoustic quality of the places. The acoustic project of platforms include the noise prediction. It is a complex problem, because it involves several noise sources...
Proceedings Papers

Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 543-547, June 12–17, 2005
Paper No: OMAE2005-67246
... 19 11 2008 Conventional optimal control theories usually deal with optimal control force that involves only structural information. In order to control the excessive vibrations of offshore platforms more effectively, this paper presents a control strategy, which employs both...
Proceedings Papers

Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 659-663, June 12–17, 2005
Paper No: OMAE2005-67323
... external loadings because of the MFPs having the equal mass and stiffness distribution. And the displacement of MFPs is very small under the randomexternal loadings. Furthermore, the MFPs will have similar structures and suitable for blocking manufacturing. vibration theory offshore platform...