Ship Efficiency by STG International Conference on Ship Efficiency
Ship Efficiency – Are you ready
to survive in the fuel and emission jungle?

Hamburg, 23-24 September 2019

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


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