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Major Milestone Darlington Refurbishment (Photo Credit – OPG)
turbine generators and fuel handling equipment; requires removing fuel and heavy water, and
improve systems; and complete plant upgrades to isolating the unit from the rest of the station in a
meet regulatory requirements. process known as islanding.
About 480 pressure tubes and calandria tubes, and The next step is disassembling the reactor, which
960 feeder pipes for each reactor will be removed includes removing, storing or replacing thousands
and replaced as part of the project. of components with specialized tools that workers
operate by remote control. Reassembling the unit
But first, before disassembling a reactor, workers requires just as much precision to inspect, clean and
must disconnect it from the power grid. This install the components.
30 JUNE 2020 | BUSINESS ELITE CANADA
