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1-20 of 29
Keywords: united states government
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Proceedings Papers
Innovative Solutions To Reduce The Transfer of Structure Borne Sound in Couplings
Available to PurchaseChristof Sigle, Nora Yazdandoost, Philipp Stuhlpfarrer, Thomas Bozecski, Stefan Norberg, Matthias Geislinger
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-010
... 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...
Proceedings Papers
Development of Best Practices for Weld Repair and Cladding of High Strength Steel Propulsion Shafts
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-009
... learned are described. corrosion management h2s management united states government production chemistry oilfield chemistry metals & mining steel mining corrosion inhibition procedure shaft gmaw alloy 625 welding preheat electrode cladding welding electrode bead weld overlay...
Proceedings Papers
The Design of Double Slope Aft Stern Tube Bearings - Impact of Dynamic Loads on the Axial Position of the Knuckle Point
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-002
...-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...
Proceedings Papers
A Comparison of Numerical Models for Alignment Analysis of Shaftlines with Water Lubricated Rubber Bearings
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-001
... 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...
Proceedings Papers
Low Noise Propellers for Research Vessels
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-004
... 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...
Proceedings Papers
Effects of Calcareous Deposits on Water-Lubricated Propeller Shaft Operations
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-003
...; 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...
Proceedings Papers
Research of the Vortex Propulsor Concept
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-007
..., 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...
Proceedings Papers
Study on the Influence of Direction of Rotation of Propellers in a Push-Pull Contra-Rotating Propulsor
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-013
... 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...
Proceedings Papers
A Look at the Full Picture of Speed-Power Predictions from Model Tests and CFD Simulations
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-012
..., governments, and other regulating bodies. marine transportation draught sustainability united states government reservoir simulation social responsibility freight & logistics services sustainable development simulation prediction ballast draught cfd simulation figure 4 speed-power...
Proceedings Papers
Improved Oil Lubricated Bearings via 100 Bond® Laser Babbitting Process
Available to Purchase
Paper presented at the SNAME Propeller and Shafting Symposium, September 12–13, 2023
Paper Number: SNAME-PSS-2023-008
... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-12
... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-02
.... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-11
.... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-10
... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-01
... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-17
... united states government performance indicator artificial intelligence strategic planning and management benchmarking singularity vsaero method discretization integral equation propeller taylor research center geometry jessup comparison david taylor research center panel method 0...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-16
... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-03
.... 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...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-15
... united states government propeller cr propeller equation aft propeller calculation loading sr propeller lerb circulation approximation efficiency interaction diameter multiplier thrust kerwin axial coefficient THE SOCIETY OF NAVAL ARCHITECTS AND MARINE ENGINEERS 601 Pavonia Avenue...
Proceedings Papers
Paper presented at the SNAME Propellers '88 Symposium, September 20–21, 1988
Paper Number: SNAME-PSS-1988-14
... 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...
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