... 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. geologist upstream oil & gas bearing geology united states government reservoir geomechanics metals & mining geological subdiscipline application...

... tu dresden tooth flank htg technology application root curve new performance class pressure angle rudderpropeller schottel schaefer flank dresden load capacity HTG bevel gears the new performance class in azimuth thruster gears Michael Potts 1 (Membership: V), Manfred Heer2...

... ni strain gage method chassis module application shaft displacement shaft data acquisition strain gage alignment spreadsheet shaft alignment Improvements in Data Acquisition for Propulsion Shaft Alignment W. David Joiner (V), Charles J. Cook (V) Ingalls Shipbuilding, A Division...

... Stern tube lubricants; used to lubricate the bearings that support the vessel propeller shaft in the stern tube, are continuously lost to the marine environment while the ship is moving under power. Although the specific amount of lubricant lost in a stern tube application is dependent...

...-practices for the installation procedure of shaft alignment from the perspective of a classification society. In particular the application of new rule requirements is examined in order to ensure a classification societies purpose to strive to safeguard life, property and the environment. liquified...

... with notable reduction of radiated noise - all without loss of capacity or efficiency. upstream oil & gas thruster ship roger revelle environmental parameter diameter operation application cavitation noise forward-skew-bladed ducted propeller agor-24 pump impeller propeller cavitation...

..., 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. artificial intelligence application model...

... in chapter 4 from the same author. This time the broad experience and design philosophy of such complete shaft lines shall be described and explained by using various samples of several successful applications. shipbuilding marine transportation shaft line steel shaft hull engine input 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...

... accurately be assessed by model tests. production control production monitoring reservoir surveillance scale effect open propeller efficiency nozzle-induced velocity ducted propeller system experiment model experiment characteristic coefficient application actuator disk ducted propeller...

... 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...

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

... 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...

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

... 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...

... 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 (BEM). Although larger population size as implemented by simple genetic algorithm (SGA...

... with the application of optimized sectional profiles in propeller blade designs and the shaft struts of high-speed vessels. The design method leads to excellent cavitation-inception properties, which is of particular importance for naval propellers. As long as the cavitation is of a moderate extent, the method is able...

... Since the introduction of the keyless hydraulic coupling in the early 40's. many new applications have been developed and benefits realized. One of the latest applications is using the couplings together with GARB rolling bearings on straight shafts in a modular design for shafting arrangements...