Details
| Reactor Type | Gas-Cooled Reactor (or GCR) |
|---|---|
| Model | UNGG |
| Owner | EDF |
| Operator | EDF |
Timeline
| Construction Start | Tuesday, 1 October 1963 |
|---|---|
| First Criticality | Tuesday, 7 January 1969 |
| First Grid Connection | Friday, 14 March 1969 |
| Commercial Operation | Sunday, 1 June 1969 |
| Permanent Shutdown | Wednesday, 18 April 1990 |
Specifications
| Capacity Net | 390 MWe |
|---|---|
| Capacity Gross | 500 MWe |
| Thermal Capacity | 1650 MWt |
| Design Net Capacity | 480 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 (%) |
|---|---|---|---|---|---|---|---|---|
| 1969 | - | - | - | - | - | - | - | - |
| 1970 | 480 | 0 | 148.00 | 0.00 | 100.00 | 100.00 | 3.50 | 3.50 |
| 1971 | 480 | 6476 | 2169.60 | 73.90 | 100.00 | 100.00 | 51.60 | 27.60 |
| 1972 | 480 | 7797 | 2884.40 | 88.80 | 100.00 | 100.00 | 68.40 | 41.20 |
| 1973 | 480 | 6418 | 2256.30 | 73.30 | 53.70 | 88.40 | 53.70 | 44.30 |
| 1974 | 480 | 7913 | 3056.50 | 90.30 | 73.60 | 85.50 | 72.70 | 50.00 |
| 1975 | 460 | 7715 | 2996.50 | 88.10 | 74.30 | 83.70 | 74.40 | 53.90 |
| 1976 | 460 | 7259 | 2531.10 | 82.60 | 62.20 | 80.70 | 62.60 | 55.10 |
| 1977 | 460 | 6933 | 2301.60 | 79.10 | 58.10 | 78.00 | 57.10 | 55.40 |
| 1978 | 460 | 7636 | 2737.90 | 87.20 | 68.20 | 76.90 | 67.90 | 56.70 |
| 1979 | 460 | 8493 | 3285.00 | 97.00 | 92.40 | 78.40 | 81.50 | 59.20 |
| 1980 | 390 | 6079 | 1930.00 | 69.20 | 58.80 | 76.90 | 56.30 | 58.90 |
| 1981 | 390 | 5543 | 1925.30 | 63.30 | 60.30 | 75.70 | 56.40 | 58.80 |
| 1982 | 390 | 7251 | 2481.60 | 82.80 | 72.30 | 75.50 | 72.60 | 59.70 |
| 1983 | 390 | 4738 | 1362.00 | 54.10 | 40.10 | 73.30 | 39.90 | 58.40 |
| 1984 | 390 | 5608 | 1970.00 | 63.80 | 58.00 | 72.40 | 57.50 | 58.40 |
| 1985 | 390 | 6041 | 1849.40 | 69.00 | 54.40 | 71.40 | 54.10 | 58.20 |
| 1986 | 390 | 6468 | 2069.40 | 73.80 | 67.10 | 71.20 | 60.60 | 58.30 |
| 1987 | 390 | 5437 | 1890.70 | 62.10 | 59.30 | 70.60 | 55.30 | 58.10 |
| 1988 | 390 | 7974 | 2859.60 | 90.80 | 88.90 | 71.40 | 83.50 | 59.30 |
| 1989 | 390 | 4315 | 1442.33 | 49.30 | 62.10 | 71.00 | 42.20 | 58.60 |
| 1990 | - | - | - | - | - | - | - | - |