PORTLAND Refit Update – the Type 23 Frigate PORTLAND is now about six months through and eleven (11) month refit described as a £20m upgrade of the sensors and weapons, plus machinery, living spaces and the like.     The work is being undertaken by Babcock and the MoD’s Defence Equipment and Support organisation with the PORTLAND is due to return to Devonport before Christmas (2012) and will formally be accepted back into the Fleet after sea trials by the beginning of March next year (2013).