E osion isk mapping in No he n
Spain compa ing wo e sions o
sa elli e IMERG ain all da a
K ys allia Dimi iadou¹, Ás a Hannesdó i ¹ and
Cha lo e Bay Hasage ¹
Funded by he Eu opean Union. Views and opinions exp essed a e howe e hose o he au ho (s) only and do no necessa ily e lec hose o he
Eu opean Union. Nei he he Eu opean Union no he g an ing au ho i y can be held esponsible o hem.
1DTU Wind and Ene gy Sys ems, Technical Uni e si y o Denma k, Roskilde, Denma k
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Leading Edge E osion (LEE) in wind u bine blades
Wind u bine blade wi h damage on he leading edge
Cou esy o Jakob Ils ed Bech
•Deg ades blade su ace, dis up ing ai low
• Reduces li , inc eases d ag → lowe s powe
ou pu
•High epai / eplacemen cos s
•Poo managemen can unde mine wind a m
p o i abili y
We aim o
Discuss he di e ences on de ec ed ain all om wo sa elli e p oduc s
Answe i one o he wo is mo e sui able o e osion isk mapping
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In eg a ed Mul i-sa elli E Re ie als o GPM (IMERG)
The GPM cons ella ion –Sou ce: NASA GPM IMERG p ecipi a ion L3 Hal Hou ly 0.1
x 0.1
–Sou ce: NASA
IMERG Final p oduc s V60B and V70B
Co e age: 60◦N o 60◦S la i ude
G id spacing: 0.1◦(~11 km)
Tempo al esolu ion: 30 min
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S udy a ea and da ase s
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S udy a ea and da ase s
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S udy a ea and da ase s
•28 me eo ological s a ions in Na a a,
Spain, placed a ele a ions anging om
125 m o 1353 m
•Time se ies o ain all om gauge
measu emen s, IMERG6, and IMERG7
om 2015 –2020
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IMERG6 & 7-in si u da a alida ion in di e en empo al scales
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IMERG6 & 7-in si u da a alida ion in di e en empo al scales
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In si u, IMERG6 & 7 ain all in ensi ies in Na a a (2015-2020)
Rain in ensi ies (acco ding o Agencia Es a al de
Me eo ología -AEMET, adjus ed o mm/30 min)
0.1≤ I ≤1: ligh
0.1< I ≤7.5: mode a e
7.5< I ≤15: in ense
15< I ≤30: e y in ense
I>30: o en ial
1. Na a a s a ions expe ienced nea ly 70% o ligh ain all du ing he 5 yea s.
1. IMERG 6 and 7 unde es ima e ligh ain all in ensi y in all s a ion ele a ions.
2., 3. IMERG 6 and in si u show simila pe cen ages o mode a e and in ense ain all in ensi y in all s a ion ele a ions.
4. IMERG 7 and in si u a e close o ag eemen in e y in ense ain all in ensi ies, while IMERG 6 appea s o de ec e y li le.
5. IMERG 6 and 7 no de ec ion o o en ial ain all in ensi y in he hilly and moun ainous s a ions, hough IMERG 6 can in s a ions in he plains.
The 28 s a ions in Na a a a e g ouped
acco ding o hei ele a ion heigh s in plain,
hilly and moun ainous ca ego ies.
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Thank you!
Funded by he Eu opean Union. Views and opinions exp essed a e howe e hose o he au ho (s) only and do no necessa ily e lec hose o he
Eu opean Union. Nei he he Eu opean Union no he g an ing au ho i y can be held esponsible o hem.
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Reach ou ! ☺
[email p o ec ed]
Acknowledgemen s
We hank ou colleague Jamie Engelha d Simon o his subs an ial inpu and
suppo on he blade li e ime model.
Engelha d Simon
