Using lightning data services
to reduce the operational risk
during severe weather
situations
Mr Bonnet, V.P. International
InterMET Asia, March 2017
Copyright Météorage 2017
Lightning data as a risk reduction factor
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Mid-scale Lightning Detection
Network configuration
B
A
300 km
Mid-scale Lightning Detection
Network configuration
Long-range lighthning detection
Lightning data performance
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Lightning data applications
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1
2
Flood monitoring over
Haiti
Electric line repair in
Guadalupe
3
4
Early threat warning for
mines in Africa
Airport management
Flood monitoring over Haiti
Case
1
Flood monitoring over Haiti
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Case
1
Flood monitoring over Haiti
Case
1
Electric line repair in Guadalupe
Case
2
Electric line repair (in France)
Case
2
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Results of the various studies :
Flash Detection Efficiency : 97% Stroke
Location Accuracy : 110m
Electric line repair (in France)
Case
2
Fig 2: example of a multiple strokes flash correlation
with closest part of the system
Fig 1: geographical distribution of
lightning-caused outages
86% Fault to Flash correlation
Timing difference < 0 second
Median Fault to Flash distance < 100m
Electric line repair (with GLD360)
Case
2
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Relative Detection Efficiency : 75%
Relative Location Accuracy : 2.2 km
Average timing difference < 8 micro sec.
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Early threat warning for mines in Africa
Copyright mining mayhem
Case
3
Early threat warning evaulation
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MTG
GLD
FTWR (%) POD5 (%) Lead time
0,00
100
01:05:34
0,87
93
00:55:17
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MTG
GLD
Time under
alarm
20:54:57
18:47:15
Lead
False
time alarm ratio
00:15:35
39%
00:12:34
22%
Case
3
Lightning risk for Aviation
Case
4
From en route to airport
Case
4
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