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About PRIS
WOLSONG-1
Permanent Shutdown
Reactor Details
Reactor Type
Model
Owner
Operator
PHWR
CANDU 6
Korea Hydro and Nuclear Power Co.
Korea Hydro and Nuclear Power Co.
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
661
MW
e
629
MW
e
683
MW
e
2061
MW
t
Construction Start Date
First Criticality Date
30 Oct, 1977
21 Nov, 1982
First Grid Connection
Commercial Operation Date
31 Dec, 1982
22 Apr, 1983
Permanent Shutdown Date
24 Dec, 2019
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
140.27 TW.h
73.1 %
68.7 %
26.9 %
68.5 %
Lifetime performance calculated up to year
2019
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
1982
305.300
628
744
1983
2893.200
628
6255
76.1
60.7
60.7
60.8
60.8
1984
3693.180
629
6202
70.6
66.8
64.4
66.8
64.4
1985
5246.510
629
8277
94.5
94.0
75.4
95.2
75.9
1986
4420.410
629
7079
80.8
80.8
76.9
80.2
77.1
1987
5155.790
629
8185
93.4
93.9
80.6
93.6
80.6
1988
4415.350
629
7033
80.1
80.1
80.5
79.9
80.5
1989
5053.160
629
8036
91.7
68.8
78.7
91.7
82.2
1990
4770.320
629
7532
86.0
86.0
79.7
86.6
82.8
1991
5061.970
629
7927
90.5
90.5
80.9
91.9
83.8
1992
4843.340
629
7510
85.5
85.5
81.4
87.7
84.2
1993
5611.300
629
8671
99.0
99.0
83.0
101.8
85.9
1994
4583.120
629
7150
81.6
80.4
82.8
83.2
85.6
1995
4647.110
629
7266
83.0
80.9
82.6
84.3
85.5
1996
4508.180
629
7029
80.0
78.0
82.3
81.6
85.2
1997
5689.600
629
8732
99.7
99.6
83.5
103.3
86.5
1998
4360.380
629
6730
76.8
76.5
83.0
79.1
86.0
1999
4612.950
629
7087
80.9
80.7
82.9
83.7
85.9
2000
4511.590
629
6993
79.6
79.0
82.7
81.7
85.6
2001
4621.980
629
7153
81.7
81.3
82.6
83.9
85.5
2002
5516.160
629
8543
97.5
97.1
83.3
100.1
86.3
2003
4979.970
629
7715
88.1
88.1
83.6
90.4
86.5
2004
5027.480
629
7855
89.4
88.2
83.8
91.0
86.7
2005
4296.280
629
7261
82.9
75.9
83.4
78.0
86.3
2006
4627.580
578
7998
91.3
90.2
83.7
91.4
86.5
2007
4721.950
578
7955
90.8
88.3
83.9
93.3
86.8
2008
4885.570
597
8387
95.5
91.8
84.2
93.2
87.0
2009
1218.270
597
2150
24.5
23.2
82.0
23.3
84.7
2010
0.000
597
0
0.0
0.0
79.1
0.0
81.8
2011
2821.190
660
4402
50.2
48.5
78.0
48.8
80.5
2012
4132.590
657
6280
71.5
82.2
78.2
71.6
80.2
2013
0.000
657
0
0.0
100.0
78.9
0.0
77.5
2014
0.000
657
0
0.0
100.0
79.6
0.0
74.9
2015
3059.910
657
4787
54.6
73.3
79.4
53.2
74.2
2016
3091.810
657
4768
54.3
53.6
78.6
53.6
73.6
2017
2336.640
661
3544
40.5
40.4
77.4
40.4
72.6
2018
0.000
661
0
0.0
0.0
75.2
0.0
70.4
2019
0.000
661
0
0.0
0.0
73.1
0.0
68.5
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2024-10-03
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