Credit: Foreship

As presented in the infographic above, Foreship suggests some ways according to which the shipping sector can achieve a 25% energy saving.

As such, the maritime industry can accomplish:

8% savings via hull and optimisation: Hull form and optimisation will contribute to the correct speed and conditions;

  • Appendage optimization;
  • Air resistance;
  • Air lubrication;
  • Propulsion system;
  • Optimization of thruster tunnels;
  • Energy Advisory.

5% savings via HVAC: Chiller plant and air conditioning optimisation;

  • Absorption chillers;
  • VFD driven AC chillers;
  • LNG cold recovery to CW;
  • Air Handling Unit technology;
  • Optimized galley ventilation;
  • Chilled beam in cabins;
  • CFD simulation for air conditioning.

3% savings from thermal energy utilisation: Maximized energy utilization onboard with waste heat recovery technology;

  • Two stage exhaust gas boilers;
  • Steam turbine;
  • Thermal energy storage;
  • Sliding steam pressure;
  • Common WHR circuit.

5% savings in hotel and electrical: Improve base processes onboard for higher efficiency;

  • Fresh water production;
  • AWP;
  • Power plant configuration, variable speed main engines;
  • High efficiency pumps and fans;
  • Energy management.

5% savings from alternative energy resources: Alternative energy resources to improve efficiency and environment.

  • Feasibility studies for Battery Energy Storage;
  • Feasibility studies for Fuel cell technology and fuel alternatives.