... cutterhead intelligent control strategy trolley geology cutter head rotation speed cutter speed cutting reservoir characterization torque specific energy efficiency constant speed rotational speed rock sample Proceedings of the Thirty-third (2023) International Ocean and Polar Engineering...

... environment. united kingdom government europe government mppt control strategy variation control strategy ocean energy power coefficient turbine rotor power output sustainability sustainable development turbine performance fluctuation rotational speed social responsibility turbine...

... ABSTRACT The purpose of this research is to study the pressure pulsation and structural characteristics of the tidal turbine based on bidirectional fluid-solid coupling at three different rotational speeds. The results indicate that the pressure pulsation increases as the increase...

... sensor shaft integration transverse vibration vibration information displacement rotational speed displacement signal marine transportation eddy current sensor ship propulsion propulsion shaft torsional vibration acceleration sensor propulsion longitudinal vibration displacement...

... oil film inclination angle bearing rotational speed calculation dynamic condition equivalent displacement alignment effective support position bearing load stiffness optimization deformation propulsion alignment calculation speed region load distribution engineering...

... production control production logging flow speed reservoir surveillance wheel design ocean energy renewable energy rotational speed water wheel optimization revelli normalized power design optimization simulation tsr 0 immersion ratio yourbrook production monitoring submergence...

... Eddy Simulation (LES) turbulence model was used for numerical simulation. The hydrodynamic performance of the vane wheel at different rotational speed was calculated. At the same time, the vortex shape, pressure distribution and the flow field behind the propeller and vane wheel were analyzed...

... sustainability target value contraction flow section simulator social responsibility average value ball screw rotational speed ocean energy renewable energy piston generator characteristic sustainable development measurement section airflow speed turbine experimental value...

... energy conservation momentum theory rotational speed front rotor sustainable development ocean energy renewable energy sustainability rotor hydrodynamic performance social responsibility blade installation angle vortex core region turbine mesh density velocity reduction factor...

...-off system and/or the hydrodynamics. sustainability pto simulation pressure drop power output accumulator renewable energy angular velocity damper wave energy converter sustainable development equation nonlinear wave energy converter converter rotational speed hydraulic motor...

... strain gauge method could provide a more accurate assessment of shaft bearing loads under varying rotational speeds. INTRODUCTION Shafting system is an essential part of marine power plant for ships. It transfers the output power from main engine to propeller to drive the ships at seas. The propulsion...

... of shroud in impeller decreases constantly from the first stage to the third stage and the rate of decline tends to be slow. The main parameters effect the inlet flow angle of shroud are inlet volume flow rate, rotational speed of impeller and gas void fraction(GVF). For every stage of the pump, the inlet...

... propeller rotational speed spectrum characteristic propeller ship speed frequency spectrum pressure fluctuation rotational speed numerical calculation mesh fluctuation monitoring point 0 amplitude propeller pressure fluctuation ship river-to-sea ship calculation time spectrum...

... proceedings rotational speed tandem propeller current turbine double rotational armature renewable energy mechanical seal kanemoto Power Generation by Counter-Rotating Type Tidal Stream Power Unit Ryunosuke Kawashima1, Toshiaki Kanemoto2, Isao Samura3 and Kazuo Kuwano3 1 Research and Development...

... analyzing thrust, torque, and rotational speed which measured from multiple-step experiments. First, we conducted indoor experiments using a scale turbine model with a pitch-change module to explore the effect of pitch variation at the beginning of the development. In the next step, the different extracted...

... finite element codes have also been used in order to assess the rotor deformation due to pressure and/or thermal loads (see, e.g., Hu, Cao and Xing, 2012; Muhammed, 2013). shaft rotational speed caetano loading structural response natural frequency upstream oil & gas transversal...

... methodology are validated, even focusing on behaviors of ship diesel engine. full scale marine transportation ship speed rotational speed propeller rotational speed thrust resistance coefficient model test model scale experimental methodology propulsion performance ship correction method...

...-Hydroscience and Engineering, The University of Iowa, USA ABSTRACT In order to predict self-propulsion factors, a procedure to obtain the propeller operating point advance coefficient using a non- interactive body force propeller model is developed, allowing computation of propeller rotational speed...

... a movable aileron the load torque at low rotational speed region is increased. Furthermore, the load torque of the turbine with AR-type movable aileron is roughly equal to the turbine of bare blade (without aileron) at high rotational speed region. KEY WORDS: wind power generation; Darrieus-type straight...

... Two configurations of welded joints of low carbon steel to Ni- based alloy 625 were studied: 1. Lap joints with the processing performed through the low carbon steel plate. In the case, the welds were performed using three different rotational speeds (300, 350 and 400 rpm) at a constant travel speed...