Engine Part Load Optimization News

19 Mar 2026

Accelleron, HD HMS Conduct EPLO on Hapag-Lloyd Container Vessels

Container vessel Essen Express, one of two Hapag-Lloyd ships optimized with Accelleron’s Engine Part-Load Optimization (EPLO). © Accelleron

Accelleron and HD HMS (HD Hyundai Marine Solution) have conducted Engine Part Load Optimization (EPLO) projects on two vessels owned by leading container line Hapag-Lloyd. The 14,000TEU Basle Express and Essen Express had main engine tunings and turbocharger components modified for lower engine loads, with sea trials and subsequent operations showing fuel savings of more than 10g/kWh, equivalent to 5% of overall consumption in specific load ranges.Accelleron and HMS’s EPLO product ensures that vessels operating at engine speeds lower than their original design…