... developing in the direction of high speed, light weight, and quietness (Wu, 2012). However, researchers have yet to fully comprehend the complex flow structure within the water jet propulsion pump, and there are significant limits in the understanding of impeller and vane interference, as well as fluid...

... ABSTRACT For deep-water oil and gas exploration and development, sometimes the production and drilling operations would be carried out simultaneously to reduce the costs. At this time, the flow field interference between adjacent drilling riser and production riser which are of different sizes...

... al., 2000; Patricio et al., 2020) However, the friction model in these models is simplified, often using a constant as the input parameter, which affects the overall accuracy of the model. artificial intelligence diameter simulation characteristic variation interference petroleum science...

... united states government multi-winged towed vehicle main wing coefficient calculation canard wing towed vehicle control performance interference control input motion control performance vehicle simulation tail wing intentional instability wing angle exploration characteristic...

... high-precision missions. In recent years, stretch-leg platforms have been widely used in marine exploration. The unique structure of the tension leg platform makes it superior to similar products. For example, it is better than semi-submersible platform in terms of anti-interference capability...

... ABSTRACT An oil field X in South China Sea was considering using TLP, which was the first time in China. The interference of TLP drilling and production risers may result in fatigue damage and even diffusion. Based on local conditions, an optimized finite element method was used to analyse...

... ABSTRACT The application of virtual reality technology in ship piping assembly was of great significance to reduce the piping interference and optimize the piping installation sequence and spatial layout. In order to evaluate the virtual assembly scheme of piping system in all aspects...

... speed that the sound waves could not penetrate, leading to that no echo could be received. It was shown that a thick bubble layer caused serious interference to the normal work of underwater acoustic equipment (Li et al., 2017). In terms of reducing the interference of bubbles to acoustic equipment...

... machine learning coefficient hull artificial intelligence resistance interference asia government catamaran resistance coefficient total resistance coefficient china government separation ratio interference effect engineering regression analysis free surface profile numerical...

... electromagnetic interference(EMI). In addition, with the increasing integration of various electronic devices in ships, more frequently conversion of the signal transmission and communication networks in actual navigation, the ship electromagnetic environment has become extensively abominable (Zhang, 2019...

... strategy is the most challenging problem, which requires the comprehensive consideration of underactuated characteristics, the interference of external environments and the uncertainty of ship models (Li, Tong et al. 2016). With assistance of modern advanced control theory, great research achievements have...

... data quality noise original signal wavelet threshold denoising spectrum wtd-vmd envelope spectrum frequency data mining optimal imf gaussian white noise real signal frequency spectrum artificial intelligence interference denoised signal variational mode decomposition...

... with ducted propeller; hull with lift fan and bow thruster; hull with ducted propeller, lift fan and bow thruster. By predicting and comparing the aerodynamic performance of the above six configurations, the aerodynamic characteristics of the icebreaking hovercraft and the interference rules between the hull...

... of the challenging topics. An elucidation of the more detailed mechanism is essential and always desirable in research and engineering. reservoir simulation mechanism splitter plate vortex-induced vibration secondary vortex vortex shedding rigid plate interference vortex vibration displacement tail...

... sustainable development ship optimization machine learning social responsibility side hull haichao chang evolutionary algorithm sustainability form optimization shipflow interference trimaran multidisciplinary optimization platform arrangement artificial intelligence resistance...

... the interaction between multiple floating wind turbines at offshore wind farms. In this paper, the mutual interference of two floating offshore wind turbines is presented. Compared to the onshore wind turbine at the same wind condition, the energy efficiency of single floating offshore wind turbine decreases...

... equation interference wave-making resistance artificial intelligence total resistance curve infinite water resistance navigate reservoir simulation auv drift angle resistance curve upstream oil & gas remotely operated vehicle pressure resistance total resistance empennage subsea system...

... ABSTRACT Mooring lines, risers and umbilicals are critical components of subsea oil and gas field developments. Indeed, they have to carry out their respective duties over several decades, facing extreme storms, without any maintenance. A key issue to address is interference, implying...

... are often disturbed by the undercurrent due to the complexity of the submarine environment. Moreover, ROV is always operated at a large depth and its umbilical cable will significantly interfere with the body movement. At the same time, ROV dynamics are highly coupled and nonlinear. ROVs' irregular shape...

... comparatively analyzes the existing research on the longitudinal safety spacing of ships, summarizes their respective characteristics and finds the model of longitudinal safety spacing more suitable for VLCC. Based on the interference degree of VLCC, it establishes general interference model of hydrodynamic...