... of the perfect and defective sections. Leading-edge defects of 0.5 mm and 0.25 mm were investigated. These defects were shown to affect cavitation inception significantly and detrimentally. marine transportation shipbuilding cavitation europe government canada government defect propeller leading...

... flexible couplings high acoustic requirements for marine drives can be met. united states government coupling europe government stiffness impedance vibration requirement powertrain displacement engine kurtze 2017 hysteresis noise misalignment coupling application innovative solution...

...; multiple mitigation efforts are presented. corrosion management geologist deposit h2s management upstream oil & gas geology united states government mineral production chemistry oilfield chemistry europe government norway government water management metals & mining corrosion...

..., UAV propulsion, industrial and agricultural pumping, and medical devices. Prototypes and testing have been pursued at MARIN, Netherlands, and Swedish laboratories. upstream oil & gas united states government europe government reservoir surveillance vor-prop production monitoring...

... been carried out with a number of propeller and duct models to study the influence of geometric parameters on the propeller behaviour at different conditions. Some of the results of these investigations are analyzed and discussed here. propeller sweden government europe government coefficient...

... program. Based on our investigations it is reasonable to expect fuel servings in the order of one to three percent through in service propeller polishing on a quarterly or semiannual basis. marine transportation united kingdom government united states government propeller europe government ship...

... for propellers designed to operate at various thrust coefficients inside of two different ducts and at several advance ratios. united states government propeller europe government duct coefficient circulation thrust coefficient horseshoe procedure ducted propeller equation geometry interaction...

... were designed especially for this investigation. The skew angles were 0 degrees, 21 degrees and 62 degrees. Most measurements were done at a distance of 0.3 D behind the propellers at uniform inflow. united states government propeller germany government europe government component 0...

... transportation united states government propeller europe government freight & logistics services frequency cavitation ship propeller cavitation transducer mcr strength experiment nedlloyd rochester noise vibration table hydrosounder ro-ro container ship source strength THE SOCIETY...

.... Recommendations are included for further research along analytical and numerical lines. marine transportation united states government coupling europe government ref vibration new york vassilopoulo matrix vector calculation sname engineer journal reference shaft coupling modeling mancuso...

.... propeller europe government calculation polynomial procedure coefficient cavitation efficiency accuracy cpdsy optimum propeller diameter comparison consideration evaluation cavitating screw propeller investigation result THE SOCIETY OF NAVAL ARCHITECTS AND MARINE ENGINEERS 601 Pavonia...

... in the light of the foregoing. propeller europe government italy government cavitation coefficient shaft hull inclined flow bearing calculation fast craft thrust variation torque correction efficiency latitude diameter diagram THE SOCIETY OF NAVAL ARCHITECTS AND MARINE ENGINEERS 601...

... blade forces are determined analytically for the fully feathered condition, applying finite aspect ratio wing theory and advanced viscous flow foil section analysis. propeller europe government coefficient torque coefficient architect and marine engineer 601 schiff-und meerestechnik naval...

... for the measurements and the method are described. propeller influence ship amplitude thrust loading hamburg ship model basin frequency axial calculation lever dynamometer jorg blaurock information fluctuation cavitation germany government europe government THE SOCIETY OF NAVAL ARCHITECTS...