Constant speed versus variable engine speed

A 170t bollard pull AHTS with 2x2 XL27/38 engines with twin in/single out RENK gearboxes and CP propellers was tested running the engines from idle speed 38Hz to 61Hz; the auxiliary genset provided power for the hotel load: a fuel saving of 41% ...

A study by MAN Diesel & Turbo compares a diesel mechanical plant with CP propellers operating with constant engine speed with operations at variable engine speed on an offshore vessel. Henrik Segerkrantz explains.

Continue this article…

Already subscribed? SIGN IN now

V2-MS

Sign up for FREE to continue this article!

Want to read more before deciding on a subscription? It only takes a minute to sign up for a free account and you’ll get to enjoy:

  • Weekly newsletters providing valuable news and information on the shipping sector
  • Full access to our news archive
  • Live and archived webinars, podcasts and videos
  • Articles on innovations and current trends in the shipping industry
  • Our extensive archive of data, research and intelligence

Get more free content sign up today

Ready to subscribe? Choose from one of our subscription packages for unlimited access!