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About PRIS
ANGRA-1
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
PWR
WH 2LP
ELETRONUCLEAR S.A.
ELETRONUCLEAR S.A.
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
609
MW
e
626
MW
e
640
MW
e
1882
MW
t
Construction Start Date
First Criticality Date
01 May, 1971
13 Mar, 1982
First Grid Connection
Commercial Operation Date
01 Apr, 1982
01 Jan, 1985
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
123.79 TW.h
64.7 %
71.2 %
35.3 %
58.2 %
Lifetime performance calculated up to year
2023
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
51.700
626
413
1983
162.500
626
1127
1984
1545.480
626
3771
1985
3169.380
626
6847
78.2
57.8
57.8
57.8
57.8
1986
132.360
626
512
5.8
3.7
30.8
2.4
30.1
1987
910.560
626
1958
22.4
19.7
27.1
16.6
25.6
1988
566.640
626
1488
16.9
18.5
24.9
10.3
21.8
1989
1695.100
626
5362
61.2
61.3
32.2
30.9
23.6
1990
2055.340
626
7400
84.5
82.5
40.6
37.5
25.9
1991
1306.350
626
5046
57.6
57.2
43.0
23.8
25.6
1992
1506.370
626
4275
48.7
47.9
43.6
27.4
25.8
1993
402.700
626
1524
17.4
17.2
40.6
7.3
23.8
1994
41.450
626
305
3.5
3.5
36.9
0.8
21.5
1995
2333.640
626
8127
92.8
42.6
37.4
42.6
23.4
1996
2288.840
626
5063
57.6
55.2
38.9
41.6
24.9
1997
2989.970
626
6219
71.0
53.2
40.0
54.5
27.2
1998
3093.820
626
6976
79.6
56.4
41.2
56.4
29.3
1999
3631.680
626
8429
96.2
64.8
42.8
66.2
31.7
2000
3164.930
626
6514
74.2
58.7
43.8
57.6
33.4
2001
3614.430
626
7295
83.3
82.9
46.1
65.9
35.3
2002
3775.190
626
7595
86.7
85.9
48.3
68.8
37.1
2003
3137.060
626
6551
74.8
57.2
48.8
57.2
38.2
2004
3890.160
626
7968
90.7
70.8
49.8
70.8
39.8
2005
3520.380
626
7275
83.0
83.0
51.4
64.2
41.0
2006
3205.230
626
6743
77.0
64.0
52.0
58.4
41.8
2007
2553.470
520
5481
62.6
62.8
52.4
56.1
42.3
2008
3314.530
491
6967
79.3
78.6
53.3
76.8
43.4
2009
2668.920
609
5256
60.0
57.4
53.4
50.9
43.7
2010
4076.720
609
7055
80.5
77.0
54.3
76.4
45.0
2011
4452.480
609
7789
88.9
88.6
55.6
83.5
46.4
2012
5134.910
609
8734
99.4
97.4
57.1
96.0
48.2
2013
3734.790
609
6765
77.2
70.9
57.5
70.0
48.9
2014
4706.850
609
7857
89.7
88.2
58.6
88.2
50.2
2015
3867.660
609
6619
75.6
73.2
59.0
72.5
50.9
2016
4807.120
609
7951
90.5
90.0
60.0
89.9
52.1
2017
3966.790
609
6633
75.7
74.2
60.4
74.4
52.8
2018
4695.300
609
7793
89.0
88.1
61.2
88.0
53.8
2019
5239.680
609
8668
98.9
99.5
62.3
98.2
55.1
2020
4347.140
609
7299
83.1
82.7
62.9
81.3
55.8
2021
4845.930
609
8014
91.5
90.4
63.6
90.8
56.7
2022
4602.310
609
7603
86.8
85.8
64.2
86.3
57.5
2023
4515.480
609
7508
85.7
83.9
64.7
84.6
58.2
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2025-03-22
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