Details
| Reactor Type | Steam Generating Heavy Water Reactor (or SGHWR) |
|---|---|
| Model | SGHWR |
| Owner | United Kingdom Atomic Energy Authority |
| Operator | United Kingdom Atomic Energy Authority |
Timeline
| Construction Start | Wednesday, 1 May 1963 |
|---|---|
| First Criticality | Friday, 1 September 1967 |
| First Grid Connection | Friday, 1 December 1967 |
| Commercial Operation | Monday, 1 January 1968 |
| Permanent Shutdown | Tuesday, 11 September 1990 |
Specifications
| Capacity Net | 92 MWe |
|---|---|
| Capacity Gross | 100 MWe |
| Thermal Capacity | 318 MWt |
| Design Net Capacity | 92 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 (%) |
|---|---|---|---|---|---|---|---|---|
| 1967 | - | - | - | - | - | - | - | - |
| 1968 | - | - | - | - | - | - | - | - |
| 1969 | - | - | - | - | - | - | - | - |
| 1970 | - | - | - | - | - | - | - | - |
| 1971 | 100 | 5374 | 507.10 | 61.40 | 57.90 | - | 57.90 | - |
| 1972 | 100 | 2477 | 236.70 | 28.20 | 26.90 | - | 27.00 | - |
| 1973 | 100 | 5346 | 528.30 | 61.00 | 60.10 | 48.30 | 60.30 | 48.40 |
| 1974 | 100 | 4998 | 489.10 | 57.00 | 55.80 | 50.20 | 55.80 | 50.20 |
| 1975 | 100 | 5337 | 533.60 | 60.90 | 60.20 | 52.20 | 60.90 | 52.40 |
| 1976 | 92 | 4610 | 421.00 | 52.50 | 60.00 | 53.40 | 52.10 | 52.30 |
| 1977 | 92 | 5737 | 536.00 | 65.50 | 72.40 | 55.90 | 66.50 | 54.20 |
| 1978 | 92 | 5864 | 551.00 | 66.90 | 63.60 | 56.80 | 68.40 | 55.90 |
| 1979 | 92 | 5780 | 538.00 | 66.00 | 67.60 | 58.00 | 66.80 | 57.00 |
| 1980 | 92 | 5980 | 565.00 | 68.10 | 70.10 | 59.20 | 69.90 | 58.30 |
| 1981 | 92 | 5650 | 491.00 | 64.50 | 60.40 | 59.20 | 60.90 | 58.50 |
| 1982 | 92 | 6228 | 542.00 | 71.10 | 67.10 | 59.90 | 67.20 | 59.20 |
| 1983 | 93 | 6468 | 651.00 | 73.80 | 79.60 | 61.40 | 79.90 | 60.80 |
| 1984 | 92 | 5831 | 546.00 | 66.40 | 67.20 | 61.80 | 67.60 | 61.20 |
| 1985 | 92 | 4157 | 388.80 | 47.40 | 47.10 | 60.80 | 48.20 | 60.40 |
| 1986 | 92 | 5825 | 538.00 | 66.50 | 66.20 | 61.20 | 66.80 | 60.80 |
| 1987 | 92 | 5619 | 518.00 | 64.10 | 63.80 | 61.30 | 64.30 | 61.00 |
| 1988 | 92 | 5331 | 492.00 | 60.70 | 60.50 | 61.30 | 60.90 | 61.00 |
| 1989 | 92 | 4594 | 423.29 | 52.40 | 51.20 | 60.70 | 52.50 | 60.60 |
| 1990 | 92 | 4064 | 368.00 | 65.20 | 74.90 | 61.20 | 64.10 | 60.70 |