UPDATE: Power prices jump, HVDC work delayed amid tight supplies

UPDATE: Power prices jump, HVDC work delayed amid tight supplies
Gavin Evans
(Updates with further revision to HVDC work programme in eighth paragraph.) By Gavin Evans Nov. 22 (BusinessDesk) - Power prices soared and national grid operator Transpower brought some of inter-island high-voltage link back into service this morning after cold, still weather left North Island generation supplies tight. The company shut one of the two poles of the link from 5am to start an annual, six-day work programme. But a shortage of generation on the North Island prompted the system operator – an arm of Transpower – to request t...