eu overview of meter configuration in relation to ... apetrei.pdf · renewable vs. fossil ... nb...
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EU Overview of Meter Configuration in Relation to Renewable Energy Systems
Ion Lungu, Director Electricity Supply, Dan Apetrei, Metering
Engineer,Electrica SA, Romania
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About Renewable
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Renewable vs. fossilDefinition
Oil Exploration and production, stockpile, improvement of heavy oil, improvement of recovery rate in oil wells, usage of tar sand and oil shale, etc.
Natural gas
Exploration and production, stockpile, etc.
Coal Fluidised bed combustion, colloid fuel, gasification, liquefaction, etc.
Geothermal
Heat water power generation, volcano power generation, multi-usage, etc.
Solar Solar cooling, solar heating, solar water heating, solar heat power generation, photovoltaics, etc.
Marine Wave power generation, ocean thermal energy conversion systems, etc.
Wind Wind power generationBiomass Usage of creatures and their produced materials, usage
of organic waste, etc.
Classification
Fossil energy
Renewable energy
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Renewable target by countrynb Country Hydro Wind Biomass GeothermalTotal 2010 target
1 Belgium 0,5 0 1,1 0 1,6 62 Dannemark 0,1 12,3 4,8 0 17,2 293 Germany 4,1 1,6 1,1,% 0 6,8 12,54 Greece 6,9 0,8 0 0 7,2 20,15 Spain 13,1 2,1 1,0 0 16,2 29,46 France 12,5 0 0,6 0 13,1 217 Ireland 3,5 1,0 0,4 0 4,9 13,28 Italy 16 0,2 0,7 1,7 18,6 259 Liechtenstein 10,2 2,3 4,8 0 17,3 5,7
10 Nederlands 0,2 0,9 3,6 0 4,7 911 Austria 67,3 0,1 2,6 0 70 78,112 Portugal 25,9 0,4 3,5 0,2 30 3913 Finland 20,9 0,1 12,2 0 33,3 31,514 Sweden 54,1 0,3 2,7 0 57,1 6015 UK 1,4 0,3 1,2 0 2,8 1016 UE 12,4 0,9 1,5 0,2 14,9 22
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Metering
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Metering system model for balancing market
metersmultiplex
communicatioonperipheral
communication channel
Server
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Main features of the metering system related to renewable
• Two way measurement• Load profile• AMR• TOU• Maximum Demand• Quality survey
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Typical small metering system
PABXBarlad
Barlad
PABX
PABXNegresti
NegrestiTibanesti
Munteni
Tr 100
tr 20
PABXHusi
server comunicatie
Munteni Delea
tr 20
tr 110
Crang
Glavanesti
Simila1
Murgeni
Rosieti
Rediu
Simila
AT220/110
Rosiesti
CFS1
tr2 110
Vaslui1
tr1 110
CTU2
CTU1
CFS2
Vaslui2i
Rediu2
Rediu1
Husi2
Husi1
NegrestiVaslui
Iasi Sud
IAMC1
Hitrom
Mecanica
tr 20
tr 110
Munteni1
Vastex
tr 20
tr 100
Munteni2
Troleu
Varotex
IRB
tr3
6KV
tr1
6KV
AB
RO
M
VA
RO
TE
X
IEP
AM
SI A
PT
43
tr2
6KV
modem
cartelamultiport
125
137
126
341
HusiCioara
tr 20
tr 100
Vetrisoaia
Munteni 2
Munteni 1
316
506
133134108
135
136130
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Subsidiary integration
replicator
replicatorreplicator
replicator
replicator
Alba Iulia
Miercurea Ciuc
Sf. Gheorghe
Brasov
Sibiu
Targu Mures
Subsidiarydatabase
brachdatabase
brachdatabase
brachdatabase
brachdatabase
brachdatabase
brachdatabase
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Electrica integration
South VPN ring
West VPN ring
database server/communication server
WEB server
replicator
replicatorreplicator
replicator
replicator
Alba Iulia
Miercurea Ciuc
Sf. Gheorghe
Brasov
Sibiu
Targu Mures
Subsidiarydatabase
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
sebrachdataba
se
replicator
replicator
replicator
Bucuresti
Ilfov
Muntenia Sud
Giurgiu
Subsidiarydatabase
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
se
replicator
replicatorreplicator
replicator
replicator
Bistrita
Oradea
Cluj
Transilvania Nord
Zalau
Baia MAre
Subsidiarydatabase
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
sebrachdataba
se
replicator
replicatorreplicator
replicator
replicator
Prahova
Buzau
Galati
Ploiesti
Braila
Focsani
Subsidiarydatabase
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
se
brachdataba
sebrachdataba
se
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Hydro energy
Is automated meter reading necessary?
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Hydro production June 2005 by subsidiary
nb Subsidiary Hydro production small HydroEnergy sold [%] Hydro [%] small Hydro1 Banat 32,908.52 1,987.37 288,964.03 11.39% 0.69%2 Dobrogea 63.30 63.30 191,101.80 0.03% 0.03%3 Moldova 183,136.48 4,835.03 318,296.37 57.54% 1.52%4 Muntenia Nord 79,562.27 0.00 338,159.88 23.53% 0.00%5 Muntenia Sud 2,227.20 2,227.20 395,920.33 0.56% 0.56%6 Oltenia 621,991.54 0.00 387,684.33 160.44% 0.00%7 Transilvania Nord 22,299.20 0.00 114,687.27 19.44% 0.00%8 Transilvania Sud 51,618.19 13,567.09 322,433.94 16.01% 4.21%9 Electrica 993,806.70 22,679.99 2,357,247.95 42.16% 0.96%
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Balancing market chart
Hydro generation during June 2005
0
500
1000
1500
2000
2500
1 47 93 139 185 231 277 323 369 415 461 507 553 599 645 691
Hour
Ave
rag
e P
ow
er [
MW
]
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PV energy
Would quality survey be a concern for metering the renewable?
Is two way metering necessary?
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Solar room Targoviste (scheme)
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Solar room (quality survey)
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Inverters, metering equip…
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Voltage THD
1.8%
0.9%
0.0%05/21/2005 02:44:54 PM to 05/21/2005 03:01:46 PM
Harmonics Trend Distortion: THDModel 7100
Targoviste 21.05.2005 UVT
Va
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Current waveform and harmonics10.0A
0.0A
-10.0A
350.0V
0.0V
-350.0V1000.00 us/div0.00ns 20.00ms
Snapshot Waveform Model 7100
Targoviste 21.05.2005 UVT 05/21/2005 02:45:09.00 PM
Three Phase Wye
0.0%
2.0%
4.0%
50Hz 2450Hz
Ic
Distortion: THD=8.15% Odd=8.08% Even=1.00%
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Energy delivered
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Energy received
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Meter requirements
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What are the meter requirements depending on power generated
meter requirment under 50KW between 50KW and 500KW
between 500KW and 2 MW
above 2MW
two way measurement
no no yes yes
load profile no yes yes yesAMR no no yes yesTOU yes yes yes yesMaximum Demend yes yes yes yes
Quality survey no no no yes
power generated