The seven pressurized water reactors that operated in Japan in May generated 5.48 TWh, 16.1% more than the 4.71 TWh produced in May 2020, when six units were online, the Japan Atomic Industrial Forum said in a statement June 11.
The May total capacity factor for the country’s 33 operable reactors was 22.3%, up from 20.8% in April.
None of 17 operable boiling water reactors is currently operating in Japan.
Kyushu Electric Power Co.’s May capacity factor was 103.9% and Kansai Electric Power Co.’s was 46.6%, JAIF said.
Kyushu Electric in May generated 893,843 MWh at its 1,180-MW Genkai-3 at a capacity factor of 101.8%, and produced 886,361 MWh at its 1,180-MW Genkai-4, with a capacity factor of 101%.
Kyushu Electric produced 710,511 MWh at its 890-MW Sendai-1 at a capacity factor of 107.3% and 709,316 MWh at the 890-MW Sendai-2, with a capacity factor of 107.1%.
Kansai Electric generated 686,516 MWh at its 870-MW Takahama-3 at a capacity factor of 106.1% and 688,182 MWh at its 870-MW Takahama-4 at a capacity factor of 106.3%.
Kansai Electric produced 907,849 MWh at its 1,180-MW Ohi-4, with a capacity factor of 103.4%.
The company plans to restart its 1,180-MW Ohi-3 July 3, reconnect the reactor with the grid July 5 and resume operations at 100% of capacity July 30, a Kansai Electric spokesman said May 26.