YANKEE NPS
Permanent Shutdown
Reactor Details
Reactor Type
|
Model
|
Owner
|
Operator
|
PWR
|
PWR
|
YANKEE ATOMIC ELECTRIC CO.
|
YANKEE ATOMIC ELECTRIC CO.
|
Reference Unit Power (Net Capacity)
|
Design Net Capacity
|
Gross Capacity
|
Thermal Capacity
|
167
MWe
|
175
MWe
|
180
MWe
|
600
MWt
|
Construction Start Date
|
First Criticality Date
|
|
|
01 Nov, 1957
|
19 Aug, 1960
|
|
|
First Grid Connection
|
Commercial Operation Date
|
|
|
10 Nov, 1960
|
01 Jul, 1961
|
|
|
Permanent Shutdown Date
|
01 Oct, 1991
|
LifeTime Performance
Electricity Supplied
|
Energy Availability Factor
|
Operation Factor
|
Energy Unavailability Factor
|
Load Factor
|
33.94 TW.h
|
79.5 %
|
77.4 %
|
20.5 %
|
71.7 %
|
Lifetime performance calculated up to year
1991
Operating History
Year
|
Electricity Supplied
[GW.h]
|
Reference Unit Power
[MW]
|
Annual Time On Line
[h]
|
Operation Factor
[%]
|
Energy Availability Factor
[%]
|
Load Factor
[%]
|
Annual
|
Cumulative
|
Annual
|
Cumulative
|
1960
|
Data from a trial operation not provided
|
1961
|
Data Not Provided
|
1962
|
"
|
1963
|
"
|
1964
|
"
|
1965
|
"
|
1966
|
"
|
1967
|
"
|
1968
|
"
|
1969
|
"
|
1970
|
1281.000
|
185
|
7213
|
82.3
|
100.0
|
NC
|
79.0
|
NC
|
1971
|
1519.900
|
185
|
8522
|
97.3
|
100.0
|
NC
|
93.8
|
NC
|
1972
|
690.200
|
185
|
4712
|
53.6
|
100.0
|
NC
|
42.5
|
NC
|
1973
|
1046.100
|
175
|
6244
|
71.3
|
71.3
|
NC
|
68.2
|
NC
|
1974
|
911.500
|
175
|
6099
|
69.6
|
69.7
|
NC
|
59.5
|
NC
|
1975
|
1193.400
|
175
|
7218
|
82.4
|
77.9
|
NC
|
77.8
|
NC
|
1976
|
1252.100
|
175
|
7886
|
89.8
|
81.5
|
NC
|
81.4
|
NC
|
1977
|
1025.100
|
175
|
6472
|
73.9
|
66.9
|
NC
|
66.9
|
NC
|
1978
|
1193.500
|
175
|
7093
|
81.0
|
77.9
|
83.1
|
77.8
|
71.9
|
1979
|
1232.200
|
175
|
7147
|
81.6
|
80.4
|
82.8
|
80.4
|
72.7
|
1980
|
291.800
|
175
|
1933
|
22.0
|
22.1
|
77.4
|
19.0
|
67.9
|
1981
|
885.100
|
175
|
6516
|
74.4
|
74.6
|
77.2
|
57.7
|
67.1
|
1982
|
882.200
|
175
|
6427
|
73.4
|
73.5
|
76.9
|
57.6
|
66.3
|
1983
|
1343.100
|
174
|
8000
|
91.3
|
91.5
|
77.9
|
88.1
|
67.9
|
1984
|
1026.160
|
167
|
6269
|
71.4
|
71.4
|
77.5
|
69.9
|
68.0
|
1985
|
1181.670
|
167
|
7473
|
85.3
|
85.3
|
78.0
|
80.8
|
68.8
|
1986
|
1392.720
|
167
|
8320
|
95.0
|
95.0
|
78.9
|
95.2
|
70.2
|
1987
|
1135.610
|
167
|
7099
|
81.0
|
81.1
|
79.0
|
77.6
|
70.6
|
1988
|
1116.890
|
167
|
7424
|
84.5
|
84.5
|
79.3
|
76.1
|
70.9
|
1989
|
1307.100
|
167
|
7978
|
91.1
|
91.1
|
79.9
|
89.4
|
71.8
|
1990
|
826.400
|
167
|
5272
|
60.2
|
60.2
|
79.0
|
56.5
|
71.1
|
1991
|
992.070
|
167
|
6288
|
95.6
|
95.6
|
79.5
|
90.4
|
71.7
|
Performance indicators are calculated from the Commercial Operation Date.
NC – cumulative values not calculated when more than 50% of required data is missing in PRIS
Above data generated by the PRIS database. Last update on 2023-12-02