... Today's powertrains for marine applications are characterized by their high-power density in combination with the requirements for a light construction and the lowest possible acoustic transmission. This is no longer coupled only to military vessels or luxury yachts but is becoming more and more...

... Recent research in the possible applications of the vortex propulsor – Vor-Prop - have included open cylinder model, a shafted coaming contained compact model and a double counter rotational internal turbine model. CFD analysis indicates efficiencies in applications including ship propulsion...

... complex bearing shell geometries on a wide variety of base metals, and overall improvement of the hydrodynamic bearing performance. bearing metals & mining microstructure geology geological subdiscipline snsb8cu4 geologist united states government application hardness deformation...

... pressure angle research and development curvature tu dresden root curve schottel load capacity thruster modification application rudderpropeller dresden flank HTG bevel gears the new performance class in azimuth thruster gears Michael Potts 1 (Membership: V), Manfred Heer2 (Membership: V...

... chemical spill gas monetization freight & logistics services liquefied natural gas liquified natural gas lng us government marine transportation classification society author name coefficient mineral oil lubrication application failure case eal operation high temperature...

... propulsion shaft alignment strain gage method shaft displacement alignment data acquisition system load cell national instrument ni application strain gage accuracy chassis shaft spreadsheet module data acquisition shaft alignment Propulsion shaft alignment is a necessary...

... law drilling fluids and materials marine transportation upstream oil & gas epa 2013 propeller shaft lubricant requirement application stern tube lubricant mineral oil lubricant bearing Stern tube lubricants; used to lubricate the bearings that support the vessel propeller shaft...

... more experience and background with IPS, much of the information herein is IPS specific). General information on IPS and Zeus is offered as well as some operational specifics. The paper then focuses on the application of pod drives in existing and new vessel designs. The discussion includes how hull...

... and design philosophy of such complete shaft lines shall be described and explained by using various samples of several successful applications. INTRODUCTION In today s shipbuilding industry there are many different types of vessels which require long shaft lines. The traditional way is to use solid steel...

..., the third is a substantial disparity between modern knowledge in propulsion train domain and capabilities of software in use. The above-stated reasons provided a starting point for the development of the presented Computer Aided Engineering (CAE) system. application model vibration calculation...

... the application of low aspect-ratio (LAR) wing theory edge point in question, and rh is the dimensionless hub radius. (Brown, 1993) (Jones & Cohen, 1960). In this, the leading edge While no claim is made for the exactness of eq. 1, the pressure coefficients were compared under angle-of-attack-type overwhelming...

... A variety of sealing devices have been used to seal Marine Main Reduction Gears. One means of sealing Main Reduction Gears today is the labyrinth seal. While the labyrinth seal has been successfully employed in some applications, it has performed unsatisfactorily in others. This paper discusses...

... PTFE faced bearing technology, already established for hydro generator use, has been further developed for civil and military marine applications. The paper describes this type of bearing and the advantages compared with conventional babbitt. Details of testing and a description of a PTFE-faced...

... application flooding requirement compartment pressure differential circumferential seal ring leakage shaft garter spring bulkhead seal assembly seal ring bearing force lip seal Bulkhead Seals - A Sealing Solution Brian P. Roche ABSTRACT Typical Marine bulkhead seals today utilize a non...

... accurately be assessed by model tests. production control open propeller experiment application propeller production monitoring efficiency model experiment actuator disk nozzle scale effect ducted propeller system coefficient oosterveld reynolds number thrust reservoir surveillance...

... original propeller application taper ratio µga elliptical hydrofoil maximum thickness This paper presents results from the application of the genetic algorithm (GA) technique to the design optimization of hydrofoil and marine propeller incorporating the potential-based boundary element method...

... State-of-the-art computer programs have been used to design a water jet for marine propulsion applications. The design was accomplished in an iterative process between a potential-flow design code and a folly viscous, three-dimensional computational fluid dynamics analysis program. These tools...

.... good agreement duct southampton propeller wake contraction thruster diameter section shape hydrodynamic interaction subsea system propeller tip panel method numerical model method workshop electrical industrial apparatus turnock sr application optimisation experimental data Design...

...-carrying staves in place in the new bearings, resulting in simplified (lower cost) housings. us government thickness diameter operation stave elastomer radial load bearing design super demountable bearing axial length demountable bearing lubrication weight loss application bearing...

... A genetic algorithm (GA) based optimization technique for the design of systematic series propellers, e.g., B-series, Gawn, Newton-Rader series etc. is studied in this research and its applicability has been verified. Using polynomial expressions for thrust and torque coefficients...