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 | Saturday, 15 December 1979 |
|---|---|
| First Criticality | Thursday, 25 August 1983 |
| First Grid Connection | Friday, 16 September 1983 |
| Commercial Operation | Wednesday, 4 July 1984 |
| Long-term Shutdown | Tuesday, 10 May 2011 |
| Restart | Friday, 14 August 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 (%) |
|---|---|---|---|---|---|---|---|---|
| 1983 | 846 | 1760 | 666.30 | - | - | - | - | - |
| 1984 | 846 | 7487 | 6069.77 | 100.00 | 100.00 | 100.00 | 101.10 | 101.10 |
| 1985 | 846 | 6964 | 5890.27 | 79.50 | 78.70 | 85.80 | 79.50 | 86.70 |
| 1986 | 846 | 7224 | 6084.02 | 82.50 | 81.40 | 84.00 | 82.10 | 84.90 |
| 1987 | 846 | 7261 | 6113.36 | 82.90 | 81.70 | 83.40 | 82.50 | 84.20 |
| 1988 | 846 | 6756 | 5683.09 | 76.90 | 75.80 | 81.70 | 76.50 | 82.50 |
| 1989 | 846 | 8641 | 7381.33 | 98.60 | 98.70 | 84.80 | 99.60 | 85.60 |
| 1990 | 846 | 7307 | 6154.95 | 83.40 | 82.30 | 84.40 | 83.00 | 85.20 |
| 1991 | 846 | 6684 | 5590.69 | 76.30 | 74.80 | 83.10 | 75.40 | 83.90 |
| 1992 | 846 | 6780 | 5713.89 | 77.20 | 76.10 | 82.30 | 76.90 | 83.10 |
| 1993 | 846 | 7753 | 6619.24 | 88.50 | 88.40 | 82.90 | 89.30 | 83.70 |
| 1994 | 846 | 6762 | 5778.34 | 77.20 | 77.20 | 82.40 | 78.00 | 83.20 |
| 1995 | 846 | 6863 | 5780.32 | 78.30 | 77.30 | 81.90 | 78.00 | 82.70 |
| 1996 | 846 | 6157 | 5185.37 | 70.10 | 69.10 | 80.90 | 69.80 | 81.70 |
| 1997 | 846 | 8449 | 7216.68 | 96.40 | 96.40 | 82.10 | 97.40 | 82.80 |
| 1998 | 846 | 6311 | 5291.22 | 72.00 | 70.60 | 81.30 | 71.40 | 82.10 |
| 1999 | 846 | 7082 | 6057.57 | 80.80 | 80.80 | 81.20 | 81.70 | 82.00 |
| 2000 | 846 | 6609 | 5654.00 | 75.20 | 75.20 | 80.90 | 76.10 | 81.70 |
| 2001 | 846 | 8614 | 7367.04 | 98.30 | 98.30 | 81.90 | 99.40 | 82.70 |
| 2002 | 846 | 7333 | 6323.03 | 83.70 | 83.70 | 82.00 | 85.30 | 82.80 |
| 2003 | 846 | 7278 | 6282.06 | 83.10 | 83.10 | 82.00 | 84.80 | 82.90 |
| 2004 | 846 | 7043 | 6080.79 | 80.20 | 80.20 | 81.90 | 81.80 | 82.90 |
| 2005 | 846 | 8305 | 7155.81 | 94.80 | 94.70 | 82.50 | 96.60 | 83.50 |
| 2006 | 846 | 7330 | 6436.58 | 83.70 | 82.90 | 82.60 | 86.80 | 83.70 |
| 2007 | 846 | 6660 | 5868.86 | 76.00 | 75.20 | 82.20 | 79.20 | 83.50 |
| 2008 | 846 | 6396 | 5665.09 | 72.80 | 71.90 | 81.80 | 76.20 | 83.20 |
| 2009 | 846 | 8760 | 7880.10 | 100.00 | 100.00 | 82.50 | 106.30 | 84.10 |
| 2010 | 846 | 5571 | 4919.57 | 63.60 | 62.70 | 81.80 | 66.40 | 83.40 |
| 2011 | 846 | 3097 | 2823.75 | 35.40 | 35.30 | 80.10 | 38.10 | 81.80 |
| 2012 | 846 | 0 | 0.00 | 0.00 | 0.00 | 77.30 | 0.00 | 78.90 |
| 2013 | 846 | 0 | 0.00 | 0.00 | 0.00 | 74.70 | 0.00 | 76.20 |
| 2014 | 846 | 0 | 0.00 | 0.00 | 0.00 | 72.20 | 0.00 | 73.70 |
| 2015 | 846 | 3351 | 2893.82 | 38.20 | 36.80 | 71.10 | 39.00 | 72.60 |
| 2016 | 846 | 7188 | 6452.27 | 81.80 | 81.20 | 71.40 | 86.80 | 73.10 |
| 2017 | 846 | 8760 | 8007.73 | 100.00 | 100.00 | 72.20 | 108.00 | 74.10 |
| 2018 | 846 | 5756 | 5186.62 | 65.70 | 65.00 | 72.00 | 70.00 | 74.00 |
| 2019 | 846 | 7058 | 6434.71 | 80.60 | 80.10 | 72.30 | 86.80 | 74.40 |
| 2020 | 846 | 2818 | 2552.25 | 32.10 | 31.60 | 71.20 | 34.30 | 73.20 |
| 2021 | 846 | 7215 | 6563.52 | 82.40 | 81.90 | 71.40 | 88.60 | 73.70 |
| 2022 | 846 | 8760 | 8012.33 | 100.00 | 100.00 | 72.20 | 108.10 | 74.60 |
| 2023 | 846 | 7167 | 6502.42 | 81.80 | 81.40 | 72.40 | 87.70 | 74.90 |