I fell over this short pdf from 2006 that give a brief introduction..
Please be advised that a lot of the interest is going in a other direction. How to comply with light fuels in specific areas and then return to HFO operation when not in SECA areas. We experience a lot of seized plunger and barrels from changes. A solution have been to carry 01 set HFO elements and 01 set MDO elements and simply change completely. But again - very dependent of area of operation