... 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...

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...-case scenario, which would include partially immersed propeller operations and the vessel’s starboard turn at high speed, for a clockwise rotating propeller. bearing united states government shaft slope angle astb propeller simulation aft stern tube bearing impact procedure thickness...

... the pros and cons of each model, focusing on the potential oversights of some of the more basic models. This study aims to educate the industry on the importance of using a proper alignment analysis model with water lubricated rubber bearings. geologist bearing geology united states government...

... in propeller design. marine transportation united states government cavitation propeller noise wakefield requirement cavitation inception diagram vortex cavitation thickness variation notation noise propeller efficiency circulation propulsion camber Propeller and Shafting Symposium...

...; 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...

... on the design of propellers cannot always be determined by propulsive coefficients measured at model tests and needs a detailed CFD analysis. marine transportation united states government propeller configuration propulsor simulation strut orientation rotation option coefficient loading...

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... complex bearing shell geometries on a wide variety of base metals, and overall improvement of the hydrodynamic bearing performance. geologist upstream oil & gas bearing geology united states government reservoir geomechanics metals & mining geological subdiscipline application...

... 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...

.... The comparison of SIPUP’s at sea data and design predictions shows good agreement in both propulsive coefficient and vehicle speed. united states government propeller propulsor coefficient vehicle sisup requirement calculation stator ratio knot swirl inducing taor upstream investigation rpm...

.... marine transportation united states government freight & logistics services roughness propeller fouling efficiency penalty in-water propeller polishing ship erosion um ra fuel consumption reduction medhurst THE SOCIETY OF NAVAL ARCHITECTS AND MARINE ENGINEERS 601 Pavonia Avenue...

... correction were in better agreement with measured values than those with the leading edge correction. Cavity length, volume and induced pressure with reduced with increasing skew. united states government propeller correction kp068 procedure coefficient agreement propeller cavitation cavitation...

... 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...

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... and effectiveness is clearly demonstrated. The results may guide future U.S. Navy propulsor development. united states government propeller drive planetary gear reversing gear mechanical drive integrated electric drive contra rotating propeller fixed pitch propeller ship sensitivity assessment...

.... united states government propeller stator geometry circulation vortex efficiency non-axisymmetric stator coefficient inflow strength propulsor hub vortex loading architect and marine enginee 601 cavitation experiment vortice plane procedure THE SOCIETY OF NA~AL ARCHITECTS AND MARINE...

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... 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...