1-20 of 86
Keywords: impact load
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-320
... the research on the hydrodynamic performance of high-speed craft far more difficult than that of conventional displacement ships. Therefore, in this paper, the impact load of high-speed craft under regular wave is numerically simulated based on STAR-CCM+ software. At the same time, a tank test of the high...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-481
... ABSTRACT In this paper, the impact load of water spray under the influence of air is calculated, and an efficient and accurate calculation method is proposed. Firstly, the initial patterns of tire water spray are simulated by the SPH-FEM method in LS-DYNA, then the position and velocity...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-478
... and velocity load characteristics of impinging jet during the recovery process and the time history curves of the field variables at different positions on the deck are studied. The impact load analysis method of the gas jet on the deck is summarized and analyzed. The results can lay the foundation...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3107
... Abstract Wave impact loads prediction is very important for marine structure design. However, it is still a great challenge in wave impact loads prediction, since relationship between flow kinematics and impact loads is not very clear now. In this study, a coupled potential-viscous flow method...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3166
... Abstract The oblique water entry of a cylinder is investigated experimentally in the present study. The cylinder is driven by a computer-controlled linear motor to ensure the constant impact velocity during the water entry process. To investigate the influence of wave on the impact loads...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1295
... in the commercial software SIMA. Simplistically, linear stiffnesses are applied to simulate the characteristics of deck support units (DSUs) and leg mating units (LMUs). According to the numerical results, variations of the impact loads acting on the DSUs and LMUs are clearly recorded. The variations are captured...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3208
... loads in harsh environmental conditions become currently a significant challenge for the offshore structure design. Recently, in order to predict the proper impact load by extreme wave, a focusing wave based on nonlinear wave-wave interaction is being widely employed. Many researchers have studied...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3201
... ABSTRACT In harsh sea state, offshore structures may suffer from extreme wave impact loads, which can result in seriously local structural damage. It is still a great challenge in predicting wave impact loads for offshore structures design, since extreme wave impact phenomenon is very complex...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1291
... floatover installation barge upstream oil & gas model test load transfer process load transfer technique subsea system transfer technique proceedings jacket leg ballast system topside topside load artificial intelligence engineering operation load transfer stage impact load...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-078
... ABSTRACT Numerical simulations were carried out to investigate wave impact loads on bow flare of a FPSO under irregular conditions. In this study, the horizontal slamming and vertical slamming were surveyed through relation between the motions and the slamming forces. To do that, two time...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-080
... and experimental methods. Von Karman (1929) and Wagner (1932) estimated the slamming impact load on a simple structure based on the analytical method, and many types of research have been carried out based on their pioneering research works. However, it still needs more researches to evaluate the slamming load...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-300
... ABSTRACT This paper aims to investigate the dynamic characteristics of the impact load by simulating the ship-ice glancing impact events between a polar research vessel and giant ice floes in ice tank. To achieve a reasonable simulation on the design scenario, methodological calibration tests...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-537
..., the above studies focused on conventional piles much larger and deeper than guardrail supporting piles and the dynamic behavior of piles subjected to impact load was not considered. ultimate load soil reaction pressure distribution strain gage impact load h-velocity impact load reaction pressure...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-615
... ABSTRACT There is a growing interest in impact loads by extreme waves which can be found in DNV-GL's new guideline OTG-14 for horizontal impact loads of column stabilized units. Up to now, the estimation of extreme wave impact loads has been mostly performed through model tests which still...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-747
... ABSTRACT The present study compares the CFD analysis on breaking wave impact loads on a circular cylinder. The wave impact load due to breaking waves is critical on offshore structures, however it is difficult to obtain the magnitude of impact load accurately both in experiments...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-578
.... The SESAM family software SIMO is then used for the nonlinear time-domain simulations to extract the impact loads and motion time series for the selected sea states. Various coupling elements are applied to simulate the nonlinear contact mechanics, including two sway fenders, two jacket entry guides, two...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-588
... ABSTRACT This study considers a wave impact load acting on a circular cylinder by breaking wave. The impact load due to breaking waves is not easy to measure due to large uncertainty in experiments. In this study, the impact load acting on the circular cylinder is measured by applying...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-465
... the conventional LNG carriers where filling ratio is limited to remain above or below the certain filling levels, the FLBT requires the operations without any filling limitation. Therefore, it is important to estimated partial filled sloshing impact loads on cargo hold for FLBT system. To avoid the violent...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-711
... numerically. The impact loads in both pure water and aerated water conditions are investigated. The aerated water is modeled using the analogy with problems of shock wave propagation in compressible foam. It turns out that the impact force is found to increase with the velocity as expected and the aerated gas...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-079
... ABSTRACT The paper focuses on the CFD simulation of sloshing induced waves and their impact loads on a vertical cylinder body. The sloshing flow is assumed to be described by the Reynolds averaged Navier-Stokes (RANS) equations, where the free-surface dynamics are modeled through a volume...

Product(s) added to cart

Close Modal