Transmission reliability Q1-Q2 / 2012
1.1.-30.6.2012
Transmission reliability of Fingrid's network
100.0000 %
99.9999 %
99.9998 %
99.9997 %
99.9996 %
99.9995 %
99.9994 %
99.9993 %
99.9992 %
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
Q1Q2/12
Transmission reliability = energy supplied / (energy supplied + energy not supplied due to disturbances)
Transmission reliability of Fingrid's network
100.0000 %
99.9999 %
99.9998 %
99.9997 %
99.9996 %
99.9995 %
99.9994 %
99.9993 %
99.9992 %
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
Transmission reliability = energy supplied / (energy supplied + energy not supplied due to disturbances)
lat. 12
mo.
latest 12 months = 1.7.2011-30.6.2012
Energy Not Supplied (MWh)
400
350
300
250
200
150
100
50
0
Energy Not Supplied (MWh)
400
350
300
250
200
150
100
50
0
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
lat. 12
mo.
latest 12 months = 1.7.2011-30.6.2012
Connection point interruptions
1.20
7.00
1.00
6.00
5.00
4.00
SAIDI
0.60
SAIFI
3.00
0.40
2.00
0.20
1.00
0.00
0.00
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
pcs/CP (≥30s)
2002 Taivalkoski main transformer
2010 Asta storm 29.7, Imatra-Konkapelto
2011 Tapani and Hannu storms 26.-27.12, Kolsi – Forssa, Hikiä-Nikkilä, Hikiä-Forssa E
min/CP
Q12/2012
min
pcs/CP
0.80
Connection point interruptions
1.20
7.00
1.00
6.00
pcs/CP
SAIDI
4.00
0.60
3.00
SAIFI
0.40
2.00
0.20
1.00
0.00
0.00
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 lat. 12
mo.
2002 Taivalkoski main transformer
2010 Asta storm 29.7, Imatra-Konkapelto
2011 Tapani and Hannu storms 26.-27.12, Kolsi – Forssa, Hikiä-Nikkilä, Hikiä-Forssa E
pcs / CP ( ≥ 30s)
min / CP
latest 12 months = 1.7.2011-30.6.2012
min
5.00
0.80
Number and reasons of disturbances
400
350
300
pcs
250
200
150
100
50
0
2002
2003
Lightning
2004
Devices
2005
Personnel
2006
2007
Outsider
2008
2009
2010
2011
Other (unknown or weather except thunder)
Q1Q2/12
Number and reasons of disturbances
400
350
300
pcs
250
200
150
100
50
0
2002
2003
Lightning
2004
Devices
2005
Personnel
2006
2007
Outsider
2008
2009
2010
2011 lat. 12
mo.
Other (unknown or weather except thunder)
latest 12 months = 1.7.2011-30.6.2012