Details
| Reactor Type | Pressurised Water Reactor (or PWR) |
|---|---|
| Model | M (3-loop) |
| Owner | Kyushu Electric Power Co., Inc. |
| Operator | Kyushu Electric Power Co., Inc. |
Timeline
| Construction Start | Monday, 12 October 1981 |
|---|---|
| First Criticality | Monday, 18 March 1985 |
| First Grid Connection | Friday, 5 April 1985 |
| Commercial Operation | Thursday, 28 November 1985 |
| Long-term Shutdown | Thursday, 1 September 2011 |
| Restart | Wednesday, 21 October 2015 |
Specifications
| Capacity Net | 846 MWe |
|---|---|
| Capacity Gross | 890 MWe |
| Thermal Capacity | 2660 MWt |
| Design Net Capacity | 846 MWe |
Operational History
Electricity Supplied (GWh)
Energy Availability Factor (%)
Total Electricity Supplied (GWh)
Reactor History
| Year | Reference Unit Power (MWe) | Annual Time Online (Hours) | Electricity Supplied (GWh) | Operation Factor (%) | Energy Availability Annual (%) | Energy Availability Cumulative (%) | Load Factor Annual (%) | Load Factor Cumulative (%) |
|---|---|---|---|---|---|---|---|---|
| 1985 | 846 | 4327 | 2816.07 | 100.00 | 100.00 | 100.00 | 101.20 | 101.20 |
| 1986 | 846 | 7112 | 5996.37 | 81.20 | 80.10 | 81.70 | 80.90 | 82.50 |
| 1987 | 846 | 7211 | 6080.60 | 82.30 | 81.20 | 81.40 | 82.00 | 82.30 |
| 1988 | 846 | 8665 | 7409.79 | 98.60 | 98.70 | 87.00 | 99.70 | 87.90 |
| 1989 | 846 | 5950 | 4999.37 | 67.90 | 66.80 | 82.10 | 67.50 | 82.90 |
| 1990 | 846 | 7309 | 6160.14 | 83.40 | 82.40 | 82.20 | 83.10 | 83.00 |
| 1991 | 846 | 6732 | 5665.26 | 76.80 | 75.70 | 81.10 | 76.40 | 81.90 |
| 1992 | 846 | 8639 | 7385.32 | 98.40 | 98.30 | 83.50 | 99.40 | 84.40 |
| 1993 | 846 | 6632 | 5821.98 | 75.70 | 77.70 | 82.80 | 78.60 | 83.60 |
| 1994 | 846 | 6557 | 5568.78 | 74.80 | 74.30 | 81.90 | 75.10 | 82.70 |
| 1995 | 846 | 6709 | 5658.40 | 76.60 | 75.50 | 81.20 | 76.40 | 82.10 |
| 1996 | 846 | 8617 | 7359.31 | 98.10 | 98.00 | 82.80 | 99.00 | 83.60 |
| 1997 | 846 | 7034 | 5950.29 | 80.30 | 79.40 | 82.50 | 80.30 | 83.30 |
| 1998 | 846 | 6973 | 5899.10 | 79.60 | 78.70 | 82.20 | 79.60 | 83.10 |
| 1999 | 846 | 6612 | 5658.29 | 75.50 | 75.50 | 81.70 | 76.40 | 82.60 |
| 2000 | 846 | 8614 | 7370.17 | 98.10 | 98.00 | 82.80 | 99.20 | 83.70 |
| 2001 | 846 | 7260 | 6210.15 | 82.90 | 82.90 | 82.80 | 83.80 | 83.70 |
| 2002 | 846 | 7257 | 6255.46 | 82.80 | 82.80 | 82.80 | 84.40 | 83.70 |
| 2003 | 846 | 7315 | 6348.77 | 83.50 | 83.40 | 82.80 | 85.70 | 83.80 |
| 2004 | 846 | 7774 | 6762.55 | 88.50 | 88.50 | 83.10 | 91.00 | 84.20 |
| 2005 | 846 | 7895 | 6752.80 | 90.10 | 88.90 | 83.40 | 91.10 | 84.60 |
| 2006 | 846 | 7548 | 6464.16 | 86.20 | 85.40 | 83.50 | 87.20 | 84.70 |
| 2007 | 846 | 6996 | 5989.31 | 79.90 | 79.00 | 83.30 | 80.80 | 84.50 |
| 2008 | 846 | 7897 | 6824.28 | 89.90 | 89.90 | 83.60 | 91.80 | 84.80 |
| 2009 | 846 | 7355 | 6320.24 | 84.00 | 83.20 | 83.60 | 85.30 | 84.80 |
| 2010 | 846 | 6630 | 5767.52 | 75.70 | 74.80 | 83.20 | 77.80 | 84.60 |
| 2011 | 846 | 5833 | 5216.82 | 66.60 | 66.60 | 82.60 | 70.40 | 84.00 |
| 2012 | 846 | 0 | 0.00 | 0.00 | 0.00 | 79.50 | 0.00 | 80.90 |
| 2013 | 846 | 0 | 0.00 | 0.00 | 0.00 | 76.70 | 0.00 | 78.00 |
| 2014 | 846 | 0 | 0.00 | 0.00 | 0.00 | 74.10 | 0.00 | 75.40 |
| 2015 | 846 | 1729 | 1452.66 | 19.70 | 18.60 | 72.20 | 19.60 | 73.50 |
| 2016 | 846 | 8401 | 7468.59 | 95.60 | 95.60 | 73.00 | 100.50 | 74.40 |
| 2017 | 846 | 7401 | 6554.16 | 84.50 | 83.90 | 73.30 | 88.40 | 74.80 |
| 2018 | 846 | 5618 | 5016.93 | 64.10 | 63.50 | 73.00 | 67.70 | 74.60 |
| 2019 | 846 | 7082 | 6381.17 | 80.80 | 80.40 | 73.20 | 86.10 | 74.90 |
| 2020 | 846 | 3538 | 3197.98 | 40.30 | 39.80 | 72.30 | 43.00 | 74.00 |
| 2021 | 846 | 8760 | 8012.55 | 100.00 | 100.00 | 73.00 | 108.10 | 75.00 |
| 2022 | 846 | 6063 | 5488.22 | 69.20 | 68.70 | 72.90 | 74.10 | 74.90 |
| 2023 | 846 | 7167 | 6518.10 | 81.80 | 81.40 | 73.20 | 88.00 | 75.30 |