1 - 14 may 2003 - cired cired - barcelona may 14, 2003 round table "impact of deregulation on...
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1 - 14 May 2003 - CIRED
CIRED - Barcelona
May 14, 2003
Round table "Impact of deregulation on
the electric distribution business"
Konstantin Staschus, Ph.D., Managing DirectorVerband der Netzbetreiber - VDN - e.V. beim VDEW
De-regulation experience in Germany - Network fee comparisons, data exchange
2 - 14 May 2003 - CIRED
Contents
• German system operators and the VDN
• Non-discriminatory system access
– Network access fees - Association Agreements
– Cartel Office activities
– Network fee comparisons
– Customer switching - data exchange
• Is the German market working - prices and reliability
• Outlook
3 - 14 May 2003 - CIRED
Germany‘s federal system: diverse and strongly interconnected
• 4 TSOs (control areas), ~ 50 regional and 850 municipal DSOs
• Mixed ownership, partly foreign
Frankfurt
StuttgartNürnberg
München
Dresden
Hamburg
LeipzigBerlin
DortmundEssenKöln
BremenHannover
Karlsruhe
Operating voltage380 kV220 kVLinesConvertor stationsMajor substationsCitiesHVDC overhead line/cable
Herzogen- aurach
Energievers.Inselsberg (EVI)*)
Stand: Januar 2002
Karte derStromnetzbetreiber
Verband der Elektrizitätswirtschaft –VDEW– e.V.
Stromnetzbetreiber
Regelzonen
Lindau
Niedermohr
Bruchweiler-Bärenbach
Ramsen
Schlachters
FischbachHochspeyerKaiserslautern-Süd1
2345 Wattenheim
4
Hettenleiderheim6Dirmstein7Heuchelheim8Großniedesheim9Hessheim1
0 Frankenthal11Fußgönnheim1
2 Rödersheim-Gronau13 Hochforf-Assenheim14 Dannstadt-Schauernheim15 Wachenheim16 Deidesheim17 Meckenheim18 Schifferstdt19 Waldsee20
Süwag Energie AG
Bietigheim
Zwiefalten
Gammertingen
HettingenBitz
Calw
Sulz
BalingenAlbstadt
ÜW Eppler
Trossingen
Tuttlingen
Stockach
Überlingen
Aach
Jestetten
Engen
Friedrichshafen
Baienfurt
Pfullendorf
Krauchenwies Saulgau
MengenSigmaringen
Radolfzell
GEW CONTIGAS Singen
EKS
EnBW Regional AG
EW BraunsbachSüwag
EnBW Regional AG
energis GmbH
Pfalzwerke AG
Konstanz
Steißlingen
Kusel
Weilerbach Otterberg
Burgbernheim
Neustadt
Wilhermsdorf
Langenzenn
Heilsbronn
Neuendettelsau
LichtenauWindsbach
Gunzenhausen
Ansbach
Fränkisches Überlandwerk AG
EnBW OstwürttembergDonauRies AG ODR
Lech-Elektrizitätswerke AG
Steinhagen
Gütersloh
Diepholz
Obern-kirchen
Rinteln
Lemgo
Bad Salzuflen
Oerlinghausen
Blomberg
Bad Pyrmont
Steinheim
Warburg
Borgentreich
Beverungen Uslar
Stw. Neustadt a. Rbg.
GarbsenHannover
Hann. Münden
Oelde
Lippstadt
Halle
Thüga AG
Bremen
Kassel
Licht- und
Erding
Fürsten-feldbruck
Parten-kirchen
E.-Vers.Offenbach AG
Frankfurt
AVU
Eschwege
Düssel- dorf
Mainz
Wiesbaden
RWENet
EBT
Augs- burg
Garmisch-
Groß-Gerau
Nordhausen
Sondershausen
Homberg
Marburg
Fritzlar
Wolfhagen
WitzenhausenBad Sooden-Allendorf
Eschwege (Niederhone)
Wanfried
Mühlhausen
Frankenberg
Biedenkopf
Herborn
Wetzlar Gießen
Haiger
Weilburg
Limburg
Butzbach
Sangershausen
Bernburg
Dessau
Lutherstadt Wittenberg
Zerbst
Staßfurt
Quedlinburg
Halberstadt
Wernigerode
Leinefelde
HeilbadHeiligenstadt
Duderstadt
Bovenden
Northeim
Einbeck
St. AndreasbergBraunlage
Bad Sachsa
Bad Lauterberg
Seesen
Goslar Bad Harzburg
Wolfenbüttel
Bad Salzdetfurth
Peine
HildesheimBraunschweig
Wolfsburg
Gifhorn
Uelzen
Soltau
Walsrode
Verden
Achim
Ottersberg
Rotenburg
Scheeßel
Schneverdingen
Lilienthal
Osterholz-Scharmbeck
Zeven Buchholz
Buxtehude
BremervördeBremerhaven
StadeWittmund
Wilhelmshaven
Norderney
Borkum
Emden
Norden
Winsen
Geesthacht
Schwerin
Güstrow
Stralsund
Greifswald
Waren
Neubrandenburg
Neustrelitz
Wittenberge
Neuruppin
Schwedt
Eberswalde
Strausberg
Oranienburg
Potsdam
Ludwigsfelde
Luckenwalde
Haldensleben
Stendal
Havelberg
Burg
Schüttorf
Rheine
OchtrupGronau
Ahaus
Emsdetten
Greven
Münster
bevern
BorkenBocholtRhede
Emmerich
Kleve
Goch
Geldern Dinslaken
Gelsenkirchen
Herten
BochumOberhausen
Coesfeld
Dülmen
Haltern
Ennigerloh
Ahlen
Hamm
KamenLünen
Werl Soest
WickedeFröndenbg.
Unna
Dortmund
Witten
Hagen
Lüdenscheid
Iserlohn
SchwerteMenden
Versmold
Lengerich
Hasbergen
Teutoburger
Osnabrück
Bramsche
Energie Netzwerk eG
Wipperfürth
Ratingen
Bonn Bad Honnef
Troisdorf
Brühl
Windeck
Nümbrecht
Reichshof
mbH
Nettetal
GrefrathKempen
ENNI EnergieWasser GmbH
Duis-burg
Krefeld
TönisvorstWillich
Viersen
Hilden
Velbert
Monheim
SolingenRem-scheid
Wuppertal
BelkawJülich
Düren
Neuwied
Selters
Cochem
Olpe
Attendorn
Trier
Kirchheimbolanden
Grünstadt
Bobenheim-RoxheimBockenheim
Bayrisch Gmain
Haimhausen
Freising
Oberding
Isen
BuchbachDorfen
Dachau
Grafing EdlingWasserburg
Schonstett
Holzkirchen Bad Aibling
VagenRosenheim
EndorfSeebruck
Kraiburg
Mühldorf
TögingOedmühle
Engelsberg
Frasdorf
NußdorfBrannenburg
Oberaudorf
Kiefersfelden
Bad Tölz
Ohlstadt
Farchant
Mittenwald
Prem
Böbing
Peißenberg
Dießen
Landsberg
Hinde-
langOberst-
dorf
Ober-staufen
hofen
RettenbergMittelberg
OyRöthenbach
Mühlheim
Geln-hausen
Bad Orb
FrammersbachPartenstein
Aschaffenburg
Goldbach-Hösbach
GlattbachKahl
Großkrotzenbg.
Hanau
Lohr-Karlstadt
Kirn
Bad Kreuznach
Alzey
Ingelheim Langen
Dreieich
Neu-Isenburg
Magdeburg
Schönebeck
Leck
Niebüll
Energieversorgung SyltGmbH,Westerland
Bredstedt
HusumSchleswig
Satrup
Eckernförde
Rendsburg
Heide
GardingHelgoland
Kronshagen HeikendorfSchönkirchen
RaisdorfBordesholm
Nortorf Eutin
Neustadt
WilsterItzehoe
BarmstedtGlückstadt
ElmshornQuickborn
Norderstedt Bad Oldesloe
PinnebergWedel
Wertheim
LottstettenHohentengen
Waldshut-Tiengen
Bad Säckingen Laufenburg
Main-bernheim Scheinfeld
KitzingenDettelbach
Würzburg
CadolzburgZirndorf
Stein
Schwabach
Spalt Georgensmünd
Roth
Neumarkt
Pleinfeld Thalmässing
Greding
Wendel- stein
FeuchtAltdorf
LeinburgRöthenbach
LaufRückersdorf
Nürnberg
Erlangen
RöttenbachEffeltrich
Egloffstein
Forchheim
HeroldsbachHemhofen
Ebermannstadt
Bamberg
Pottenstein
Hersbruck
HollfeldBayreuth
Amberg
Tirschenreuth
Wunsiedel
Weißenstadt
Selb
HofSchauen- stein
HelmbrechtsMünchberg
Stammbach
Nordhalben
Sonneberg
RodachWeißenbrunn
NeustadtRödental
Ebersdorf
Zeil
HaßfurtSchweinfurt
Bad Kissingen
Nüdlingen
Bad BrückenauBad Neustadt
Meiningen SuhlIlmenau
Arnstadt
HünfeldSchlitzLauterbach
Bad Hersfeld
BebraWildeck
Eisenach
Gotha Erfurt
HammelburgGemünden
Bad Langensalza
Bad Nauheim
WeimarApolda
Jena
Stadtroda Gera
Eisenberg
Neustadt
Pößneck
Rudolstadt
Saalfeld
ZeulenrodaGreiz
ReichenbachSchneeberg
Aue
Schwarzenberg
Annaberg-Buchholz
Chemnitz
Freiberg PirnaZittau
Löbau
GörlitzBautzen
Kamenz
Döbeln
Riesa
Hoyerswerda
Spremberg
Weißwasser
ForstFinsterwalde
Torgau
Senftenberg
Meißen
Leipzig
WeißenfelsNaumburg
Zeitz
Altenburg
Borna
Meerane GlauchauCrimmit-schau
Werdau
Zwickau
Schkeuditz
DelitzschEilenburg
Halle
Halsten- bek
Lübeck
Ratzeburg
Mölln
TreuchtlingenPappenheim
Weißenburg
Eichstätt
Kipfenberg
Hemau
Kelheim
Neustadt
Schierling
Schwandorf
Neuburg vorm Wald
Waldmünchen
Furth i. Wald
Cham Lam
Lohberg
Zwiesel
Flanitzhütte
PerlesreutDeggendorfBogen
Straubing PlattlingHengersberg
Passau
Waldkirchen
Obernzell
VilshofenLandauDingolfing Schwaigen
Reisbach
LandshutVilsbiburg Gangkofen Pfarrkirchen
Simbach
Unter-neukirchen
InzellBad Reichenhall
Karlstein
Waging
Kirchanschöring
Traunstein
Siegsdorf
TrostbergTacherting
Marquartstein
Unter-wössen
Neuburg
Ingolstadt
Remlingen
Wald-büttelbrunn
EMB
KlingenbergErlenbach
Elsenfeld
SulzbachKleinwallstadt
Stockstadt
Bensheim
Arrach
Herleshausen
BadBlankenburg
Ismaning
Haar
Beckum
Lübbenau
Stw. Elbtal GmbH
Freital
Dresden
Elpersheim
Morsbach
Bad Vilbel
Ludwigs- hafen
1110
9
Landau
Rülz-heim
Germersheim
DudenhofenSpeyerHaßlochNeustadt
WeidenthalBad Dürkheim
Lambsheim
2 3
Lam-brecht
5
121
3 14
15
1617
18
19
20
Heidelberg
Hockenheim
Mann- heim
Enkenbach-Alsenborn
Eisenberg
67 8
WeinheimViernheimEnBW Regional AG
Eberbach
Mosbach
BuchenWalldürn
Hardheim
ForchtenbergSüwagEnergie AG
Karlsruhe
RheinzabernWinden
Herxheim
Münchweiler
Heltersberg
Kaiserslautern
Wald-leiningen
Stelzenberg
DahnBusenberg
ErfweilerHauensteinSpirkelbach
Annweiler
BadBergzabern
SchindhardBunden-thal
Hardt Bruchsal
Bretten
MühlackerEttlingenRastatt
brückenSaar-
Wendel
SaarwellingenDillingenSaarlouis
VölklingenSt. Ingbert
SulzbachBexbach
Neun-kirchen
Blieskastel
Kirkel
Hütschenhsn.
energis GmbH
Merzig
Hom-burg
1
Los- heim
Wadern
Pirmasens
Ramstein-Miesenbach
Waldfischbach-Burgalben
Krickenbach
Muggensturm
Gaggenau Bad Herrenalb
BadWildbad
Baden-Baden
Altensteig
Baiersbronn
Freudenstadt
Sinzheim
BühlHafenverwaltung Kehl
Schutterwald
Oberkirch EW MoserOttenhöfen
Kappel-rodeck
EW Hagenbruck Seebach
Ulm-
Weißenhorn
Neu-Ulm
ÜW
Krumbach
GmbHKirchheim
Burtenbach
BadWörishofen
VWEW
Heidenheim
Hermaringen
Sontheim
Aalen
SchwäbischGmünd
Gaildorf
Schorndorf
Alerheim
CrailsheimEW TullauUttenhofen
Schwäbisch Hall
EW Ley Unterscheffach
Dinkelsbühl
Feuchtwangen
Leutershausen
RothenburgMarkelsheim
Waiblingen
OwenNürtingen
Pforzheim
Niefern-Öschelbronn
Mössingen
Wiedernau
Rottenburg
Tübingen
Neufen
Goma-ringen
EW LichtensteinUnterhausen
Reut-lingen
EW Maunz Ehingen
EW Gebr. MillerSchwendi
Öttingen
ZEAG
badenova AG & Co. KG
AlpirsbachGengenbach
Haslach
Elzach Hardt
Rottweil
Villingen-SchwenningenUnterkirnach
Kirchzarten
Gundelfingen
Bräunlingen Hüfingen
Kraftwerk Laufenburg (KWL)
KlettgauKandern
Köhlgartenwiese
Hauingen
Saig Löffingen
BlumbergSchönau
Kraftübertragungswerke
Rheinfelden AG KWLKWL
Todtnau
KWL
EW Reutte
Allgäuer Überlandw.GmbH
VKW
AÜW
VKW
KW Haag GmbH
EWTegernsee Thüga AG
E.ON Bayern AGRegensburg
REWAG
E.ON Bayern AGRegensburg
Fränkisches Überlandwerk AG
GmbH
SWM-Versorgungs
SWM-Versorg.
EW Wörth/Donau
R. Heider & Co. KG
ÜZ Wörth-Altheim AG
E.ON Bayern AGRegensburg
ÜW
ÜberlandwerkFulda AG
OberhessischeVersorgungsbetriebe AG
(OVAG)
EAM
Kreisw.
Gelnhausen GmbH
envia Energie Sachsen Brandenburg AG
TEAG Thüringer Energie AG
E.ON Bayern AGRegensburg
ÜberlandwerkRhön GmbH
Unterfränk. Überlandz. eG
Versorgungs-AG
ÜW Groß- Gerau
Süwag Energie AG
Rheinhessen AG
RWE Net AG
Eletrizitätswerk
OIE AG
Pfalzwerke AG
KEVAG
KEV Schleiden GmbH
STAWAG
ELEKTROMARK AG
GEW Köln AG
Lister- u.
Lennekraftw.
NVVKreisw.
Heinsbg.EWV-
Energ.-u.
Wasser-
KW.
GmbH
Vers.
Aggertal GmbH
Rhein. -Berg.
Stromvers.Versorgungsges.
EVL
ASEAG
Westd.
L.-u.
Stw.BielefeldGmbH
PESAG AG
Energie-AktiengesellschaftMitteldeutschland (EAM)
WestharzerKW GmbH
EW Wesertal GmbH
Kraftwerke Harz
Oberharz(Clausthal-Zellerfeld)
Landelektrizität GmbHLeinetal
ÜW.
GmbH
Avacon AG
Avacon AG
Avacon
EW Minden-Ravensberg GmbH
Avacon AG
SVO Energie GmbH
Landelektrizität GmbH
E.-Verb.
WittingenGmbH
EWE AG
EWE AG
Electricitäts-Werke AG
Hamburgische
SCHLESWAG AG
Stw. Kiel AG
Stw.Neumünster
GmbH
SCHLESWAG AG
WEMAG AG
e.dis Energie Nord AG
Avacon AG
EW Dahlenbg.AG
L.StamerGmbH
Avacon AG
e.dis Energie Nord AG
Bewag AG
e.dis Energie Nord AG
MitteldeutscheEnergieversorgung AG
envia Energie Sachsen Brandenburg AG ESAG EnergieversorgungSachsen Ost AG
Thüga AGStädt.
WerkeÜW Coburg
Sempt-EW
FMG
Energie-AktiengesellschaftMitteldeutschland (EAM)
Verbandsel.Waldeck-
Frankenberg GmbH
Flensburg
Österreichische Elektrizitätswirtschafts-AG
Tiroler Wasserkw. AG
Nordostschweizerische Kraftwerke
SH Energie A / S, (Dänemark)
energis GmbH
RWE Net AG
RWE Net AG
RWE Net AG
RWE Net AG
RWE Net AG
RWE Net AG
BadMergentheim
Schäfters-heim Röttingen
UffenheimBad Windsheim
Obernbreit
Alb-EW
Neckarwerke Stuttgart AG(NWS)
Dillingen-Lauingen
EGT
EW Mittelbaden AG (EWM)
EnBWRegional AG
EnBW Regional AGEKS
ÜW
Tauberrettersheim
Sont-
Fürth
GmbH
EnBWRegional AG
HEAG
Baiersdorf
St.
Merseburg
WolfenAschersleben
Lutherstadt Eisleben
Bernau
Perleberg
Pritzwalk
Püttlingen
Velten
Eisenhüttenstadt
Parchim
Barth
Pasewalk
Hagenow
Malchow
Grevesmühlen
Ludwigslust-Grabow
Teterow
Lichtenstein
Niesky
Oelsnitz
OlbernhauStollberg
Roßlau
Bad Bramstedt
Sömmerda
Tornesch
Detmold
Lingen
Munster
Radevormwald
Georgs-marienhütte
Erkrath
Kamp-Lintfort
Neuss
Werther
Dormagen
Walldorf
Fellbach
Waldkirch
Sindelfingen
Traunreut
Waldkraiburg
Gochsheim
Pocking(EW Bachmayer,Aumühle)
Alzenau
Maintal
Volkmarsen
FAG
21
Otterstadt21
Avacon AG
Bruchmühlb.-Miesau
Zweibrücken
GmbH
EV
VereinigteStadtw. GmbH
Reinbek-Wentorf
Ritterhude
Brandenburg
Frankfurt/Oder
Lübz
Cottbus
Hameln
envia Energie Sachsen Brandenburg AG
EnBW Regional AG
EnBWRegional AG
Jena-Pößneck GmbH
Kandel
Hatters-heim
Warstein
Cuxhaven
Herzberg
Meerbusch
VEAG
Korbach
Herzberger LuK GmbH
Herne
Budenheim
Kaulsdorf
Telgte
Ost-
Sennfeld
Siegburg
SüwagEnergie AG
Süwag Energie AG
Ruhpolding
E.ON Bayern AGRegensburg
Lauenburg
EnBW Transportnetze AG
HamburgischeElectricitäts-Werke AG
E.ON Netz GmbH
RWE Net AG
Bewag AG
VEAG Vereinigte Energiewerke AG
E.ON Netz GmbH
E.ON Netz GmbH
E.ON Netz GmbH
RWE Net AG
RWE Net AG
VEAG Vereinigte Energiewerke AG
Regelzonen
4 - 14 May 2003 - CIRED
Unbundling - Associations
• Unbundling created the need for a technical and lobbying organisation focused on network operators
• Common economic and technical TSO and DSO interests were becoming ever closer
– network access fees sufficient for investments /maintenance
– non-discriminatory treatment of all system users
– difficulties in data exchanges particularly between TSOs/DSOs
Foundation of VDN on 13 June 2001; merger of 2 (parts of) existing associations; currently over 320 members, representing 95 % of the German electricity networks
5 - 14 May 2003 - CIRED
VDN Project Groups andNetworks of Experts
SC System Economy SC System Technology TSOs‘ Co-ordination Committee
PG General network supply conditions („AVB“ - with VDEW)
PG Data exchange and energy accounting
PG Use-of-system charges for heat storage/heat pump customers
PG General recommendation on digital protection systems from user‘s view
PG Connection conditions and electrical small trade
PG Outdoor lighting
PG Construction and operation of supply substations
PG Dispersed generation connected to the HV network
PG Specifications on IEC 61850 from user‘s view
PG Maintenance management
PG Multi-utility training
PG Disturbance statistics
PG Metering
NE Connections
NE Electric and magnetic fields
NE Lines
NE System Technology
NE Substations
NE Quality of supply
PG Scheduling management
PG Horizontal balancing (EEG/KWKG)
PG Frequency control energy
PG System management
PG Transmission (contracts)PG Wind - Network development
As of March 2003
NE Protection and control
PG Single purpose equipment
PG Load profiles
PG Load profiles for interruptible consumer installations
PG Network codes
PG Use-of-system charges
PG Pricing concepts (with VDEW)
PG Emergency supply
NE Power balances
NE Statistics
NE System Economy
NE Load profiles
NE Metering/metered data management
PG Control centers in multi-utility networks
Networks Consultation Committee
Consultation Committee onMetering/metered datamanagement
Federal Electricians‘ Committee
NE Asset management
NE Outdoor lightingNE Model networks
PG Quality of supply
EN IT for system management
6 - 14 May 2003 - CIRED
GridCode(7/1998)
EnWG(4/1998) VV I
(5/1998)
VV II(12/1999)
Load profiles(2000)
GridCode2000
(6/2000)
DistributionCode
(5/1999)
Contract texts,VV-Commentary
(2000)
EEX/LPX(2000)
Control energymarket
(2/2001)
DistributionCode
(2000)
MeteringCode
(2000)
Distributionfees on
VDN-website(1/2002)
VV II +(12/2001)
The Associations Agreements (VV), laws and other rules
VV II +calc. guide(4/2002)
Structural dataon VDN-website
(9/2002)
EnWG(5/2003)
7 - 14 May 2003 - CIRED
Non-discriminatory system access: charges
• VV II + regulates all essential parts of network fees:
– Tarification methodology has been established through VV II
– The calculation guide describes a coherent cost accounting method with narrow limits for assumptions
– maintenance of real-asset values, depreciation periods, return on capital - confirmed through scientific experts
– The comparison market enables market participants and cartel authorities to carry out an advance plausibility check
– Concerning system operators whose network charges are in the upper 30%-range of the total spread of fees within a structure class, system users may refer to arbitration
8 - 14 May 2003 - CIRED
Cartel Office activities
• The Federal Cartel Office considers the fees resulting from the calculation guide too high:
– Based on structural analyses and based on mandated changes to the calculation guide it is trying to force individual DSOs to lower tariffs 10-20 %
• This is perhaps the biggest current challenge for DSOs:
– With the fees allowed these companies, investments in networks yield less than gov’t bonds, at higher risk
– The DSOs have sued against these Cartel Office rulings
– The uncertainty may lead to further reductions in the expenses for network maintenance and investment
9 - 14 May 2003 - CIRED
3 classes low/med./high, e.g.:2500 ..3500 I/ km²
3 classeslow/med./high50% ... 75%
2 classes
East / West
low voltage
medium voltage
high voltage
1) related to total surface
Structural feature 31 2
East / West
population density 2)
[I/km²]
consumption density1)
[MWh/km²] Cable rate[%]
Pre-sorting is not required at the EHV level due to the low number of system operators
18 variants
per voltage level
= X X
2) related to populated area
Structural features VV II +
10 - 14 May 2003 - CIRED
Characteristic consumption cases
Voltage level:
low
medium
high
Without vs. with capacity metering
11 - 14 May 2003 - CIRED
# of system operators over categories
• Since 09/2002 on www.vdn-berlin.de
• 480 (now 580) data sets on network fees + structural features; covering 80 (90) %of the network
Number DSOs per class (voltage lvl, cable rate, density)
12 - 14 May 2003 - CIRED
Example table of network fees
13 - 14 May 2003 - CIRED
Definition of the populated area
• 1st VDN survey 02/2002 had problems with data quality, consistency with state/municipal data, and especially rural sprawl (e.g. farms in 400 m distances)
• Outer Polygones around populated areas less than 120 x 90m were not counted
• New data set based on satellite pictures with grid 20 x 30m
• All populated areas incl. individual dwellings
• Germany-wide consistent data from 1998-2000
• Additional statistics on sprawl
• VDN-research continues (e.g. roads/squares, front-yards)
14 - 14 May 2003 - CIRED
Use-of-system charges - consumption density (med. voltage)
• Clearly a function of East/West (investment cycles)
• Also a function of density
• Update 04/2003 with new calculation guides shows lower avg. fees and much lower bandwidth
15 - 14 May 2003 - CIRED
Use-of-system charges - consumption density (high voltage)
• These depend-encies show over all voltage levels
16 - 14 May 2003 - CIRED
Cable rate - consumption densitymed. voltage
Consumption density (city) <=>
cable rate (city):
Cost effects of the two structural features super-impose and influence each other:
The price-cutting effect of a higher consumption density may be partly offset through higher specific network investment costs.
17 - 14 May 2003 - CIRED
Cable rate - consumption densityhigh voltage
18 - 14 May 2003 - CIRED
Best practice recommendations of BMWA(Federal Ministry of Economics and Labour)
• The BMWA Task Force on System Access - without a legal mandate - elaborates in conjunction with over 10 associations best practice recommendations:
– data formats for electronic implementation of fast customer switching (EDIFACT, XML, csv, converters)
– deadlines and processes (1 month from registration of the new supplier to execution of the change)
– handling of household customer moves
– kWh/year limit of load profiles (100.000 kWh)• Only some 100 complaints at a BMWA hotline
• NTPA is working well in Germany also with regard to data exchange, which delayed the introduction of liberalisation for many years in the domestic customer sector in other countries.
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E.g.: 2nd Best practice recommendation:Deadlines and processes• End of month: New supplier has notified DSO and old supplier with the electronic data of the customer• After 5 work days: Old supplier confirms to DSO• After 10 more work days: DSO confirms to both suppliers• Until end of month: Suppliers adjust their energy procurement• Identification of customer even with defined combinations of incomplete data, not necessarily including
metering point• But: Not nearly all DSOs apply
electronic data exchange yet:
• Implementation of ever new ITrequirements remains a challengefor DSOs of all sizes
No
Yes
Noanswer
20 - 14 May 2003 - CIRED
Source: VDEW
Generation, transport, sales vs. Taxes and government-mandated price components
2002200119991998 2000
49,95 Euro 48,20 Euro
40,61 Euro 41,72 Euro44,60 Euro
– 30 %
+ 47 %
– 10 %
Erzeugung,Transport und Vertrieb (Erneuerbare-Energien-Gesetz, Kraft-Wärme-Kopplungsgesetz,
Stromsteuer, Konzessionsabgabe, MWSt)
Steuern, Abgaben, Umlagen
37,60
12,35
33,80
14,40
25,15
15,46
25,05
16,67
26,40
18,20
Average monthly electricity bill of a 3-person-household (3 500 kWh/a)
21 - 14 May 2003 - CIRED
Quality of supply: service interruptions
Average duration of power supply interruptions per customer in 1999 (in minutes) Country
Germany 15Netherlands 25France 57* * without 1999 storm damages Great Britain 63Sweden 152 Source: Council of EuropeanNorway 180 Energy Regulators, VDEW Italy 191
VDN is currently preparing an extension of interruptions statistics to a larger number of participating system operators and to all voltage levels.
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Is the German market working well?
• Yes, because market rules (Associations’ Agreements, Grid-/Distribution-Code, MeteringCode, data exchange standards,...) were established within a short time and are always rapidly adjusted to needs
• Yes, because 1.4 million domestic, 180 000 commercial and many industrial customers have changed their supplier
• Many more customers are paying lower prices
• There are hundreds of competitors
• Generating capacity surpluses were rapidly reduced; sufficient capacity is so far still available throughout Europe
• System reliability remains high
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• Although the electricity Associations‘ Agreements are working well, the AA negotiations failed for gas
• Partly due to the new EU Directive,the gov’t will introduce regulationfor July 2004 (ex-post approval of methods for calculating network fees)
• The electricity AA will be re-negotiated starting in June 2003
• It should be the best basis - negotiated by experts on the network user and the system operator side - for any future regulation
Outlook