Enhancement of the Hokkaido-Honshu Interconnection Facilities
First written in FY2016. 5 of 9 entries say "Restated". Latest entry: FY2026.
1 other company's latest entry also says "Restated".
- FY2026RestatedAnnual report
「For transmission and distribution facilities, we will expand interregional interconnection facilities and build new transmission lines and other facilities to serve new demand and connect power plants, while appropriately addressing facility aging and seeking to maintain supply reliability and achieve efficient facility development.」
The policy of developing interregional interconnection facilities, including the expansion of the Hokuto-Imabetsu DC Trunk Line, and transmission lines for new demand and power plant connections remains in place. - FY2023RestatedAnnual report
「Hokuto-Imabetsu DC Trunk Line (expansion) Hokuto Converter Station–Imabetsu Converter Station DC 250 122 1→2 October 2023 March 2028」
The plan to expand the Hokuto-Imabetsu DC Trunk Line from 1 circuit to 2 circuits and begin operations in March 2028 has been reaffirmed. - FY2022RaisedAnnual report
「Hokuto-Imabetsu DC Trunk Line (expansion) Hokuto Converter Station–Imabetsu Converter Station DC 250 122 1→2 March 2024 March 2028」
The plan calls for expanding the Hokuto-Imabetsu DC Trunk Line from 1 circuit to 2 circuits, in addition to the existing Hokkaido-Honshu interconnection facilities. - FY2019AchievedAnnual report
「Furthermore, the New Hokkaido-Honshu Interconnection Facility, with a capacity of 300 MW, began operations in March this year to improve our ability to respond to the risk of emergency shutdowns of power sources in Hokkaido, increasing interconnection capacity between Hokkaido and Honshu from 600 MW to 900 MW.」
The 300 MW New Hokkaido-Honshu Interconnection Facility began operations in March 2019, increasing interconnection capacity from 600 MW to 900 MW. - FY2019-Q3RestatedAnnual report
「In addition to maintaining facilities using data accumulated across our power facilities and new insights, we will proceed with construction of the New Hokkaido-Honshu Interconnection Facility, our first DC interconnection facility, which is scheduled to begin operations in March 2019, to ensure a stable power supply.」
The plan to begin operations of the New Hokkaido-Honshu Interconnection Facility in March 2019 and the maintenance policy using facility data and insights have been reaffirmed. - FY2018RestatedAnnual report
「We will also proceed with construction of the New Hokkaido-Honshu Interconnection Facility, our first DC interconnection facility, to ensure a stable power supply.」
The policy of ensuring a stable power supply through the expansion and construction of the Hokkaido-Honshu interconnection facilities remains in place. - FY2018-Q3AdvancedAnnual report
「Donan Trunk Line (Connection to Hokuto Converter Station) Nishifutaba Switching Station – Hokuto Converter Station 275 kV 0.3 2 circuits May 2016 October 2017 (Line 2) November 2017 (Line 1) Hokuto Trunk Line (Connection to Hokuto Converter Station) Hokuto Converter Station – Ono Converter Station 275 kV 0.6 2 circuits May 2016 October 2017 (Line 2) November 2017 (Line 1)」
The 275 kV, 2-circuit connection lines for the Donan and Hokuto trunk lines, related to the expansion of the Hokkaido-Honshu interconnection facilities, began operations in October and November 2017. - FY2017RestatedAnnual report
「For transmission and distribution facilities, we will develop core transmission and transformation facilities and expand the Hokkaido-Honshu interconnection facilities while coordinating with power development plans and other initiatives, and will seek to maintain supply reliability while improving efficiency.」
The plan to expand the Hokkaido-Honshu interconnection facilities by 300 MW, with operations scheduled to begin in March 2019, remains in place. - FY2016First statedAnnual report
「We will steadily proceed with construction of the 300 MW expansion of the Hokkaido-Honshu interconnection facilities, scheduled to begin operations in March 2019.」
The plan calls for a 300 MW expansion, including AC/DC converter facilities such as the Hokuto and Imabetsu converter stations.