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Keywords: experimentally
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Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-102
... by a Proportional (P) and Proportional Integral (PI) IM controller in the peak wave frequency of the design sea state, equivalent to a resistive and reactive controller, respectively. These causal IM controllers are implemented in a MATLAB-Simulink real-time control environment and experimentally tested...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-054
... bending mode and the pitch response, which is captured both experimentally and numerically. sustainability sub-sea system cylinder numerically numerical model sustainable development frequency europe government transfer function social responsibility fluid mechanics wind energy vertical...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-387
... conditions, without added complex- ity due to properties of integral based operators used by SPH and MPS. The proposed method is validated by simulating sloshing experiments, and by comparing the computed flow characteristics to the experimental data. The experiments include a sloshing event in a moving tank...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-196
..., the accuracy of analysis for the behavior of the reinforced concrete (RC) pipe can be improved by using the calculated elastic modulus from experimental and analysis data. KEY WORDS: functional diagnosis measure; internal loading method; centrifugal reinforced concrete pipe; load and deformation amounts; 3D...
Proceedings Papers

Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-445
... Comparison of Co- and Cross-Polarization Measurements for the Detection of Growlers and Bergy Bits in Rain Using X-Band Radar Armin Parsa R&D Department, Rutter Inc. St. John s, Newfoundland, Canada ABSTRACT An experimental study of glacier ice detection in rain using X-band radar is presented...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-759
... Abstract Performance of an air circulating tank to reduce the frictional resistance of a ship is experimentally investigated. A 20,000TEU container ship with wide breadth and shallow draft is designed for this investigation. The air circulating tank is built in the double bottom of the ship...
Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-628
... appendage ship motion upstream oil & gas chip carrier short wave lpp 0 high pressure area wave height experimentally resistance coefficient head wave resistance regular head wave amplitude pressure distribution incident wave crest fn 0 A Role of Spray on the Added Resistance acting...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-397
... breakwater interacting with solitary waves, permit us to experimentally reproduce the phenomenon, to check whether the speed slowing down exists, and to measure it. INTRODUCTION Tsunamis are catastrophic natural events which act globally. Indeed, unlike other calamities (floodings, heartquakes, volcanic...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-529
... lifetime may be by the reduction of their vibration amplitudes by optimization based designs which take into account viscoelastic materials. rio de janeiro efficiency rotation matrix numerically reduction experimentally matrix sandwich structure catenary riser plane extremity geometry...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-628
... of rectangular hot-finished hollow sections based on experimental studies and explains the relationship between the required impact toughness in the product standards at a defined test temperature and the fracture mechanics based concept of EN 1993-1-10. Furthermore, a comparison to the impact-behaviour of cold...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-672
... on physical and geometrical characteristics of matrix and coarse aggregate. The experimental results support these theoretical predictions. INTRODUCTION Abrasion of concrete surfaces causes loss of effective thickness and, as results, decrease of load-carrying capacity of constructive elements. Therefore...
Proceedings Papers

Paper presented at the The Twenty-first International Offshore and Polar Engineering Conference, June 19–24, 2011
Paper Number: ISOPE-I-11-059
.... experimentally flume corrugation force plate liquified natural gas moduli mode shape fe model reconciliation containment system midstream oil & gas lng mk iii panel material property insulation rpuf gas monetization natural frequency plywood modal testing finite element model maguire...
Proceedings Papers

Paper presented at the The Twentieth International Offshore and Polar Engineering Conference, June 20–25, 2010
Paper Number: ISOPE-I-10-031
... The use of numerical simulations to assess membrane containment systems subjected to sloshing is beyond the state-of-the-art. The only tool available today for such an assessment is model tests at small scale. However, the tests represent an experimental modeling of the reality. One of the difficulties...
Proceedings Papers

Paper presented at the The Twentieth International Offshore and Polar Engineering Conference, June 20–25, 2010
Paper Number: ISOPE-I-10-208
.... EXPERIMENTAL SETUP For the experimental testing SENT specimens with thickness t=11 mm and width w=22 mm were used. The specimens had EDM notches of depth a=2.2 mm, i.e. resulting in a relative crack depth of a/t=0.2. The cracks were entered from the root side of the welds. Both cracks located in the middle...
Proceedings Papers

Paper presented at the The Fifteenth International Offshore and Polar Engineering Conference, June 19–24, 2005
Paper Number: ISOPE-I-05-314
... and reflection characteristics of the new breakwater are examined experimentally by changing configurations of super structures and draft depths of curtain walls. Numerical computations by the damping wave theory are also conducted to find out the optimal section of the breakwater. Wave forces on the new...
Proceedings Papers

Paper presented at the The Fifteenth International Offshore and Polar Engineering Conference, June 19–24, 2005
Paper Number: ISOPE-I-05-457
... from the experimentally obtained frequency response function data using a maximum likelihood estimation approach. Analytically determined model of the system is incorporated in this RPA method to obtain a more reliable model, even in the low frequency range, where the excitation energy is limited...
Proceedings Papers

Paper presented at the The Fourteenth International Offshore and Polar Engineering Conference, May 23–28, 2004
Paper Number: ISOPE-I-04-404
... ABSTRACT The experimental caustics method is a useful technique to determine the stress intensity factor K. In this paper, the stress intensity factors under mode I, II and III loadings are measured by the caustics method, and the effect of those loading modes on the accuracy...
Proceedings Papers

Paper presented at the The Fourteenth International Offshore and Polar Engineering Conference, May 23–28, 2004
Paper Number: ISOPE-I-04-057
..., Ibaraki, Japan b Graduate School of Engineering, Hokkaido University, Sapporo, Hokkaido, Japan ABSTRACT In this study, dissociation behavior of methane gas hydrate (MH) in silicone oil at the temperature condition of under 0°C was investigated experimentally. Pure methane hydrate powder was synthesized...
Proceedings Papers

Paper presented at the The Thirteenth International Offshore and Polar Engineering Conference, May 25–30, 2003
Paper Number: ISOPE-I-03-036
... be reduced. In the present study, spar buoys with wing type cross-section and with several spheres, which are developed to reduce the inclination and oscillation, are experimentally investigated. The wing-cross-section reduces the steady inclination of the spar buoy due to the low drag characteristics...
Proceedings Papers

Paper presented at the The Thirteenth International Offshore and Polar Engineering Conference, May 25–30, 2003
Paper Number: ISOPE-I-03-278
... for non-conventional cross sections is investigated experimentally. Tank tests are carried out for box-type sections with step. In order to validate the present approach, a typical bilge section is considered and our result is compared with published data. The comparison shows a good agreement...

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