Ship Efficiency by STGInternational Conference on Ship Efficiency

2007 Programme

8th October 2007


Welcome by Dr. Hermann J. Klein

President of STG

Ship Operation

chaired by Fred Deichmann, Columbus Shipmanagement GmbH, Hamburg/Germany


Clean and efficient power production and propulsion – What is the future? PDF of powerpoint presentation

  • Improving the propulsion efficiency (increased cargo capacity and reduced fuel
  • Environmental work within Wallenius (low sulphur fuel oil, NOx reduction, ballast water treatment)
  • Alternative energy sources

Peter Nielsen, Wallenius Marine AB, Stockholm/Sweden


Port logistics – Challenges for the future Extended Summary PDF of powerpoint presentation

  • Situation and future development of the Port of Hamburg
  • Simulation of shipping traffic
  • Possible solutions for the future

Wolfgang Hurtienne, Hamburg Port Authority, Hamburg /Germany


Coffee break


The effect of biocide free foul release systems on vessels performance Extended Summary PDF of powerpoint presentation

  • Theory behind the reduction of resistance and fuel consumption (potential of savings)
  • Application process
  • Advantages and disadvantages
  • Results from the fleet in service

John Willsher, International Paint Ltd., London/UK


Optimum ship routing services Extended Summary PDF of powerpoint presentation

  • State of the art
  • Shorebased systems or individual systems?
  • Can damages due to bad weather be reduced?
  • What is the potential in energy savings?

Dr. Thomas Weber, Applied Weather Technology Europe Ltd., Hamburg/Germany

13:00 - 14:30


Ship Design

chaired by Prof. Dr.-Ing Robert Bronsart, Universität Rostock, Rostock/Germany

Safety Regulations – How can they be applied more economically? Extended Summary PDF of powerpoint presentation

  • Relevant new safety- and environment-related regulations in the shipping industry
    • New Coating Performance Standard
    • Ballast-water Management
    • Fuel-tank Protection
    • Entry into SECA
  • How can a class society help to apply these regulations cost-effectively?
  • Will goal-based regulations of the future offer advantages?

Dr.-Ing. Pierre Sames, Germanischer Lloyd, Hamburg/Germany


Long lifetime design – Does quality make sound business sense? Extended Summary PDF of powerpoint presentation

  • Design optimisation considering operational aspects
  • Structural integrity (in particular adequate fatigue strength for the intended purpose)
  • Seakeeping and Manoeuvring (with respect to the intended area of operation)
  • Maintainance (with respect to reliability of components)

Dr.-Ing. Broder Hinrichsen, Flensburger Schiffbau-GesellschaftmbH & Co. KG,


Coffee break


Exhaust gas for power generation – How efficient are state-of-the-art methods? Extended Summary PDF of powerpoint presentation

  • Potential of exhaust gas energy for use in propulsion or power generation
  • Technical solutions
  • Results from test bed or from existing applications

Thomas S. Knudsen, MAN Diesel A/S, Copenhagen/Denmark


Efficient hull designs – What can be gained? Extended Summary PDF of powerpoint presentation

  • Optimisation of
    Main dimensions
    Hull form
    considering service conditions

Jürgen Friesch, Dr.-Ing. Uwe Hollenbach, Hamburgische Schiffbau-Versuchsanstalt GmbH, Hamburg/Germany


Improved Propulsion with tuned rudder systems Extended Summary PDF of powerpoint presentation

  • Efficiency gain through rudder systems
  • Reciprocal system tuning of propeller and rudder system
  • The earlier the better, how to integrate rudder systems in design
  • Experience with full spade rudders for largest container vessels
  • Outview to future developments

Dirk Lehmann, Becker Marine Systems GmbH, Hamburg/Germany


Conference dinner, keynote speach

Anthropogenic climate change – Also a factor for shipping

Hans von Storch, GKSS-Research Center GmbH, Geesthacht/Germany

9th October 2007

Future Fuels and Efficient Power

chaired by Prof. Dr.-Ing. Wolfram Lausch, MAN Diesel SE, Augsburg/Germany


Changing face of marine fuels and the effect on ship operations Extended Summary PDF of powerpoint presentation

  • Fuel oil properties and their importance
  • Changing environment - increasing use of Low Sulphur fuel oils
  • Fuel oil compatibility and ignition
  • Controlling marine fuel oil quality

Keith Forget, Shell Marine Products Ltd., London/UK


Marine heavy fuel oils – Problems and alternatives Extended Summary PDF of powerpoint presentation

  • Historical development of the use of heavy fuel oils and their quality
  • Engine problems related to heavy fuel oil
  • Environmental aspects
  • Are destillates, methanol, biofuels or gas engines an alternative?

Prof. Dr.-Ing. Horst Rulfs, Technische Universität Hamburg-Harburg/Germany


Influence of environmental legislation – To what extent is efficiency of ship operation influenced by politics? PDF of powerpoint presentation

  • An overview of current extensive international maritime environmental legislation
  • Does the current environmental legislation achieve the perceived goals as set by politicians and their Regulators?
  • Examples as to how the legislation and the relevant Regulations impact tanker operations
  • The impact of regional environmental regulation upon tanker operations

Dr. Timothy Gunner, Technical Consultant for INTERTANKO, Oslo/Norway


Coffee break


Prime mover – Are there alternatives to the diesel engine? Extended Summary PDF of powerpoint presentation

  • Limits of the efficiency of thermal engines
  • Will the dominance of the diesel engine remain?
  • Propulsion systems for niche markets
  • Will future fuels change the situation?

Dr.-Ing. Hans Jakob Gätjens, Bureau Veritas S.A., Hamburg/Germany


Diesel-electric propulsion concepts – How to match environmental and economical challenges? Extended Summary PDF of powerpoint presentation

  • Diesel electric propulsion concept versus diesel mechanical configuration
  • Spatial arrangement and weight aspects
  • Efficiency for different load ranges incl. economical advantages
  • Application of simulation technology

Frank Oberhokamp, Thyssen Krupp Marine Systems, Hamburg/Germany


Efficient Propulsion for Seagoing Vessels Extended Summary PDF of powerpoint presentation

  • The Wärtsilä RT-flex common-rail engine technology and benefits
  • Waste heat recovery system for reduced fuel consumption and lower emissions
  • The pulse cylinder lubricating system for reduced operating costs

Heinrich Schmid, Wärtsilä Switzerland Ltd, Winterthur/Switzerland


Twin Screw Propulsion – Some Aspects of Efficiency and Redundancy Extended Summary PDF of powerpoint presentation

  • Propulsion efficiency and manoeuvrability
  • Statistics of propulsion machinery and rudder failure
  • Implications of impending international legislation
  • Implications of an extension of this to other ship types

John S.Carlton, Lloyd´s Register, London/UK

13.00 - 14.30

Farewell buffet

Conference language


The German Society for Maritime Technology, Schiffbautechnische Gesellschaft e.V. Imprint