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About PRIS
PAKS-4
Operational
Reactor Details
Reactor Type
Model
Owner
Operator
PWR
VVER V-213
HUNGARIAN POWER COMPANIES LTD.
PAKS NUCLEAR POWER PLANT, LTD.
Reference Unit Power (Net Capacity)
Design Net Capacity
Gross Capacity
Thermal Capacity
479
MW
e
410
MW
e
506
MW
e
1485
MW
t
Construction Start Date
First Criticality Date
01 Oct, 1979
09 Aug, 1987
First Grid Connection
Commercial Operation Date
16 Aug, 1987
01 Nov, 1987
LifeTime Performance
Electricity Supplied
Energy Availability Factor
Operation Factor
Energy Unavailability Factor
Load Factor
128.38 TW.h
88.5 %
89.7 %
11.5 %
89.5 %
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
1987
1039.120
415
2936
100.0
100.0
100.0
101.8
101.8
1988
3200.890
415
7564
86.1
85.6
87.7
87.8
89.8
1989
3425.340
415
7974
91.0
89.7
88.6
94.2
91.8
1990
3064.450
435
7253
82.8
76.7
84.7
80.4
88.1
1991
3342.950
410
7787
88.9
86.5
85.2
93.1
89.3
1992
3702.820
433
8082
92.0
90.7
86.2
97.4
90.9
1993
3537.220
430
7767
88.7
87.0
86.4
93.9
91.4
1994
2971.220
433
7019
80.1
78.1
85.2
78.3
89.5
1995
3443.810
433
8049
91.9
90.4
85.8
90.8
89.7
1996
3487.530
433
8087
92.1
90.7
86.4
91.7
89.9
1997
3487.080
433
8098
92.4
91.6
86.9
91.9
90.1
1998
3136.110
433
7389
84.4
83.7
86.6
82.7
89.4
1999
3464.000
433
8046
91.8
89.3
86.8
91.3
89.6
2000
3578.420
433
8116
92.4
92.2
87.3
94.1
89.9
2001
3471.720
444
7916
90.4
90.0
87.4
89.3
89.9
2002
3182.880
444
7287
83.2
83.1
87.2
81.8
89.3
2003
3607.640
444
8119
92.7
92.8
87.5
92.8
89.6
2004
3396.640
444
7878
89.7
87.1
87.5
87.1
89.4
2005
3548.780
444
8046
91.8
91.2
87.7
91.2
89.5
2006
3185.190
444
7196
82.2
81.9
87.4
81.9
89.1
2007
3810.430
473
8078
92.2
92.0
87.6
92.0
89.3
2008
3671.440
473
7854
89.4
88.4
87.7
88.4
89.2
2009
3643.090
473
7715
88.1
88.0
87.7
87.9
89.2
2010
3348.240
473
7091
81.0
80.8
87.4
80.8
88.8
2011
3825.620
473
8103
92.5
92.3
87.6
92.3
88.9
2012
3741.440
473
7961
90.6
90.1
87.7
90.0
89.0
2013
3853.520
473
8076
92.2
91.7
87.9
93.0
89.1
2014
3488.550
473
7430
84.8
83.5
87.7
84.2
88.9
2015
3849.340
473
8174
93.3
92.3
87.9
92.9
89.1
2016
3828.200
473
8153
92.8
91.9
88.0
92.1
89.2
2017
3735.000
473
8064
92.0
90.1
88.1
90.1
89.2
2018
4056.610
473
8722
99.6
97.8
88.4
97.9
89.5
2019
3442.120
473
7315
83.5
82.4
88.2
83.1
89.3
2020
3778.600
473
8053
91.7
90.2
88.3
90.9
89.4
2021
3775.680
479
8027
91.6
89.8
88.3
90.2
89.4
2022
3564.700
479
7968
91.0
84.7
88.2
85.0
89.3
2023
4063.770
479
8558
97.7
96.6
88.5
96.8
89.5
Performance indicators are calculated from the Commercial Operation Date.
Above data generated by the PRIS database. Last update on 2025-04-22
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