dietmar retzmann jochen kreusel part 2 pscc 2008, glasgow ... · by sea cable elimination of...

1 07-2008 Power Transmission DivisionE T PS SL/Re1 Power Transmission DivisionE T PS SL/Re

Integrated AC/DC Transmission Systems –

Benefits of Power Electronics for Security and Sustainability of Power Supply

07-2008

PSCC 2008, Glasgow, July 14-18, 2008Survey Paper 2 – July 17

Jochen KreuselPart 2

Part 1Dietmar Retzmann

Dusan Povh

University of Ljubljana

2 07-2008 Power Transmission DivisionE T PS SL/Re2 Power Transmission and DistributionE T PS SL/Re 07-2008

lobal rendson Power MarketsCO2 Reduction – Green EnergyMegacities – Security of Supply

3 07-2008 Power Transmission DivisionE T PS SL/Re

Electrical Energy is the Backbone of our Society …

… today and in Future

3 Power Transmission DivisionE T PS SL/Re07-2008


Conclusions of IPCC: CO2 Increase due to human Influence is much higher than natural Fluctuation

Carbon Dioxide Variations in the Air400

350

300

250

200

0 100 200 300 400

Thousandsof Years ago

Würm / Weichsel Riß / SaaleIce Age Mindel / Elster

CO2Concentration (ppmv)

Sources: Siemens E TI / Wikipedia 2006; IPCC 2007

A crucial Global Issue is CO2Reduction

The Industrial Revolution has caused a dramatic Rise in CO2


ecurity

ask 1

of Power Supply07-2008


Source: National Transmission Grid Study; U.S. DOE 5/2002 – “Preview”

System Enhancement necessary !

Source: ITC 8/2003 – “Blackout”

The US Blackout 2003:Congestion, Overloadsand Loop Flows

Problems only in thesynchronously interconnected Systems

* PTDF = Power Transfer Distribution Factor

*

If Power Flow exceeds the Design Criteria: Blackout

PTD6666

E T PS SL/Re

07-2008


The US Blackout Area – a Night-Time View

A View of the 8-14-2003 Event

“modified” Satellite Photo

Some of the Reasons were:Overloads and

Leading to Voltage Collapse

Loop Flows


The Area of the Blackout – the “real” Photos

Before the Blackout Source: EPRI 2003

However, some Islands still have local Supply

Québec´s HVDCs assist in Power Supply and System Restoration

Blackout: a large Area is out of Supply


Trans Bay Cable Project, USAWorld’s 1st VSC HVDC with MMC-Technology

9 E T PS SL/Re Power Transmission Division

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P = 400 MW, ± 200 kV DCCable

2010

~=

=~

==

~ == ~ ==

Q = +/- 170-300 MVAr Dynamic Voltage Support

No Increase inShort-Circuit Power

Energy Exchangeby Sea Cable

Elimination of Transmission Bottlenecks

07-2008


Benefits of Trans Bay Cable Project

Transmission Constraints before TBC

10 07-2008 E T PS SL/Re Power Transmission Division

Transmission Constraints after TBC

SignificantImprovements

Trans Bay Cable

HVDC PLUS makes it feasible


New DC Cable Link Neptune RTS, USA

Customer:

End User:

Location:

Project

Development:

Supplier:

Transmission:

Power Rating:

Transmission Dist.:

Neptune RTS

Long Island Power Authority

(LIPA)

New Jersey: Sayreville

Long Island: Duffy Avenue

NTP-Date: 07/2005

PAC: 07/2007

Consortium

Siemens / Prysmian

Sea Cable – 500 kV

600/660 MW monopolar

82 km DC Sea Cable

23 km Land Cable

Ed Stern, President of Neptune RTS: “High-Voltage Direct Current Transmission will play an increasingly important Role, especially as itbecomes necessary to tap Energy Reserves whose Sources are far away from the Point of Consumption”

Safe and reliable Power Supply for Megacities: Firewall for BlackoutPrevention

Atlantic Ocean

11 E T PS SL/Re07-2008


Neptune HVDC: 660 MW Full Power Delivery

12 E T PS SL/Re

Blackout in New York City – June 27, 2007

Neptune HVDCsuccessfully supported Long Island’s Power Supply – 700,000 Householdscould be saved

385,000 People without Electricity in Manhattan and Bronx: Subway broke down, Traffic Lights out of Operation – up to 1 hour Power Outage

Power Transmission DivisionPower Transmission Division

Long Island: Duffy Avenue

New Jersey: Sayreville

in Trial Operation – 2 Weeks ahead of Schedule

07-2008


Neptune HVDC – Station Duffy Avenue

13 E T PS SL/Re Power Transmission Division

‘Snapshots’ from the Inauguration on 10-11-2007

07-2008


ask 2

of Power Supply07-2008

ustainability

15 07-2008 Power Transmission DivisionE T PS SL/Re Power Transmission DivisionE T PS SL/Re

Sustainability in Transmission – HVDC in Europe:

2011

Customer:Red Eléctrica de España

System Data:Rating 2 x 200 MWVoltage ± 250 kV DCThyristor 8 kV LTTCable Length 250 km

COMETA, Spain-Mallorca DC Interconnector

by using Energy-Mix

versus local Supply with a new Oil-fired Power Plant on the Island

from the Mainland –

Reduction in CO2:1.2 m tons p.a. (52 %)


SVC Siems – the 1st HV SVC in Germany

2004The Problem: no Right-of-Way for 400 kV ACGrid Access of Baltic Cable HVDC – only 110 kV

HVDC: Power Reduction from 600 MW to 450 MW

The Solution

HVDC and FACTS in parallel Operation

HVDC: Power Increase – from 450 MW to 600 MW

634,000 tons p.a.

Reduction in CO2:

More Hydro Power fromNORDEL to Germany


2009

India

East-South Interconnector and Ballia-Bhiwadi

Example of HVDCBallia-Bhiwadi:

Reduction in CO2: 688,000 tons p.a.through 37 % less Transmission Losses at*

2 x 3-ph AC 400 kV

1 x +/- 500 kV

DC versus AC

2,500 MW* 2,500 MW

20032,000 MW

800 km

… too long for 400 kV AC

17 Power Transmission DivisionE T PS SL/Re

1,450 km

Sustainability in Transmission – HVDC in India:


World’s first Order for an 800 kV UHV DCin China Southern Power Grid

Yunnan-Guangdong

5,000 MW1,418 Km

+/- 800 kV DC

Reduction in CO2 versus local Power Supply with Energy-Mix

32.9 m tons p.a. – by using Hydro Energy and HVDC for Transmission

Commercial Operation:2009 – Pole 12010 – Pole 2


Xiluodu-Zhexi 1728km

Zhexi

Xiluodu rightXiluodu right

Nanhui

XiangjiabaXiangjiaba

Sichuan Power Grid

Xiluodu-Zhuzhou970km

Zhuzhou

Xiluodu leftXiluoduleft

Wuhan

Guangdong

LeshanChongqing

Changsha

Shanghai

World’s biggest and longest 800 kV UHV DCTransmission Project – State Grid Corporation of China

6,400 MW+/- 800 kV DC

2,071 Km

Xiangjiaba-Shanghai

Commercial Operation:2011


Reduction in CO2 versus local Power Supply with Energy-Mix

41 m tons p.a. – by using Hydro Energy and HVDC for Transmission

Siemens, together with ABB and Chinese Partners, takes part in the Project (HVDCTransformers & Thyristor Valves with new 6-inch Thyristors at Fulong Conv. Station)


“Snapshots” from DC Valve Tower Testing …

Dielectric Testing of Valve-Support Structure

… at High-Voltage Test Lab TU Karlsruhe, Germany


Impressive Dimensions ! *

21 07-2008 Power Transmission DivisionE T PS SL/Re Power Transmission Division

* at Siemens-HSP High-Voltage Test Lab Troisdorf, Germany


AC SystemHVDC


into the

07-2008

ntegration of


Options of HVDC Interconnections

b) HVDC Long-Distance Transmission

a)

a) Back-to-Back Solution

Can be connected to long AC Lines

b)

c) Integration of HVDC into the AC System

c)

c)


Benefits of Hybrid System Interconnections

24 Power Transmission DivisionE T PS SL/Re07-2008

System stable

System unstable

DC supports AC in Terms of Stability


GuiyangNayong

AnshunAnshun

Huishui

Hechi

Lubuge

TSQ-ILuoping

HVDC TSQ

LiudongYantan

TCSC & FSCPingguo

Baise

TSQ-II

Nanning

Yulin

Laibin

Hezhou

Gaomin

Luodong

ZhaoqingConv. Stat.

Beijiao Conv. Stat.

Guangzhou

Wuzhou

TSQ Conv. Stat.

Yunnan

Guangxi

Guizhou

Guangdong

HVDC GuiGuang

a – without Power Modulationb – with Power Modulation

of HVDC Controlc – further Improvements with

Pingguo TCSC/FSC

Power Flow in one Line Huishui-Hechi (MW)

Anshun Conv. Stat.

Liuzhou

Zhaoqing

Beijiao

Zhengcheng

Guangxi

Pingguo

FSC

GuiyangNayong

AnshunAnshun

Huishui

Hechi

Lubuge

TSQ-ILuoping

HVDC TSQ

LiudongYantan

TCSC & FSCPingguo

Baise

TSQ-II

Nanning

Yulin

Laibin

Hezhou

Gaomin

Luodong

ZhaoqingConv. Stat.

Beijiao Conv. Stat.

Guangzhou

Wuzhou

TSQ Conv. Stat.

Yunnan

Guangxi

Guizhou

Guangdong

HVDC Gui-Guang I

Anshun Conv. Stat.

Liuzhou

Hydro Power Station Thermal Power Station

Zhaoqing

Beijiao

Zhengcheng

Guangxi

Pingguo

FSC

Power System

5 10 15 200

0

600

900

1200

1500

-600

300

-900

-300

Time (s)Po

wer

flow

in o

ne li

neHu

ishui

-Hec

hi (M

VA)

a

b

ab

c

Dynamic Results

25 Power Transmission Division

HVDC Converter Station

TCSC FSC

E T PS SL/Re07-2008

China: Benefits of active Damping with HVDC & FACTS in a Hybrid AC-DC System


FACTS & HVDC – Overview of Functions & “Ranking”


HVDC LDT **

B2B **

FACTS TCSC SVC** SVC**

SystemA

SystemB

SystemC

SystemE

SystemF

SystemD

VoltagePowerFlow

Control of Limitation of

Faults SCP *

PowerSwingDamping

Spread ofVoltage Collapse

* SCP = Short-Circuit Power (System MVA)

SCCL Risk

Barrier

Barrier

Risk of Spread of Voltage CollapseRisk BarrierBarrier

** “Classic” or VSC

07-2008


The Vision: DC Energy Highway –why not in Europe too?

Power Transmission DivisionE T PS SL/Re

Connecting:Wind PowerHydro PlantsSolar Fields

07-20082727


SeriesFSC

NGH

TPSC

TCSC

2, 2 Tian Guang 2003Kayenta 1992

Serra de Mesa 1999

Imperatriz 1999

Fortaleza 1986••

•

•

Samambaia 2002

•

Virginia Smith 1988

•Welsh 1995

•

Acaray 1981

•••Dürnrohr 1983

Etzenricht 1993Wien Südost 1993

•

Bom Jesus da Lapa 2002

•

Limpio 2003

•

Ibiuna 2002

•3 Vincent 2000

•Jacinto 2000

Funil 2001

2 Pelham, 2 Harker & 2 Central, 1991-1994

•Clapham 1995,Refurbishment

•

Atacama 1999

•

P. Dutra 1997

•Cerro Gordo 1999

•Chinú 1998

•Impala

•2 Adelanto 1995

•

•3 Montagnais 1993

•

2 Kemps Creek 1989

•Brushy Hill 1988

•

•

Campina Grande 2000

2 Zem Zem 1983

•

••

•

•

Rejsby Hede 1997

•Sullivan 1995

•Paul Sweet 1998 •

Inez 1998

•

2 Marcy 2001-2003

Military Highway 2000

•Kanjin (Korea) 2002

•

Lugo 1985

Laredo 2000

•

Spring Valley 1986

••IllovoAthene•

Muldersvlei 1997

•

2 Tecali 20023 Juile 2002

•Barberton 2003

•

Maputo 2003

Milagres 1988

• 2 Yangcheng 2000

•2 Hechi 2003

•

•

Eddy County 1992

2 Dominion 2003

2 Cuddapah 20032 Gooty 2003

•2 Midway 2004 Seguin 1998

•

1994-1995

Porter 2006Dayton 2006

Nine Mile 2005

ParallelSVC

MSC/R

.

.Moyle MSC 2003Willington 1997

2 Hoya Morena &Jijona 2004

Baish 2005Samitah 2006 .

K.I. North 2004

Kapal 1994

Ghusais,Hamria,Mankhool, Satwa

1997

.

Siems 2004

Cano Limón 1997

•

•••

••• Châteauguay 1984

Ahafo 2006•

•

2 Lucknow 2006

•

3 Puti 2005

• Shinyanga 2006 Iringa 2006

3, 2 El Dorado2006

•

•

• 2 Sabah 2006

Nebo 2007, Refurbishment

Devers 2006

2 Benejama &Saladas 2006

La Pila 1999

•

•• •• ••

Jember 1994

•Nopala 2007

•

•

Sa o Luis 2007

Sinop 2007

2 Fengjie 2006•

Status: 04-2008

••

Strathmore 2007

2 x 1.7 GVAr !

… and over 120 Industry SVCs all over the World

5 North-South III, Lot B 2007

•

••

••

Siemens FACTS & HVDC - worldwide

E T PS SL/Re

28

In total: over 180 SVCs

••

•

2 Greenbank & Southpine 2008

Trans Bay Cable2010

•

Alligator Creek 2009

9 Powerlink 2007, Refurbishment

•

Buzwagi 2007Dodoma 2008

Lamar 2005 Radsted 20062 Bellaire & Crosby 2008 2 Thannet, 3 Greater Gabbard 2009-2011

SVC PLUS

20062, 2 Purnea2, 2 Gorakhpur

Islington, 20092 Kikiwa &

STATCOMFlicker STATCOM

Load FlowB2B/GPFC

HVDC PLUS

UPFCCSC

19 x VSC

Plus 24 Projects for HVDC Long-Distance Transmission …8 alone between 2000 &2005 on 4 Continents


Siemens is successful in the HVDC Business –

GuG II2007

GuG I2004

Ge-Nan1989

Neptune2007

Poste Châte.

1984

Basslink

ESI2003/2007

Thailand-Malaysia

2001

Moyle2001

Acaray

1981Lamar

2005Virginia Smith1987

Sylmar East1995

TSQ2000

Celilo

1997/2004

1977/1998Cahora Bassa

Nelson River

1977/2004

Welsh

1995 2005

Ballia-Bhiwadi

2009

TSQ

Yunnan-Guangdong

Trans Bay Cable

2010

World’s 1st HVDC with LTT and integrated BOD

World’s 1st HVDC with Trans-mission Voltage above 500 kV

for more than 30 Years

Etzenricht1993

Wien Südost1993

Dürnrohr1983

Storebælt

2010

2010Bridnet

World’s 1st

HVDC with500 kV DC Cable

World’s 1st

HVDC with8 kV Thyristors

2009/2010

World’s 1st VSC HVDC with MMC-Technology

Spain-Mallorca2011

World’s longest HVDC Cable in Operation Power Transmission Division

E T PS SL/Re World’s 1st HVDC with Trans-mission Voltage of 800 kV !Status: 04-200829

Xiangjiaba-Shanghai

2011

World’s largest 800 kV HVDC !


Lessons learned:HVDC and FACTS areessential for Transmission

30 E T PS SL/Re Power Transmission Division07-2008

Conclusions

dietmar retzmann jochen kreusel part 2 pscc 2008, glasgow ... · by sea cable elimination of...

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