Date post: | 28-Nov-2014 |
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Ward Gommeren Managing Director
Alstom Renewable Belgium
4 september 2014
Energieopslag op zee
Greenbridge - Oostende
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 2
Agenda
Energy Storage :
Key Challenges & Benefits
From Production & Transmission
Perspectives
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 3
Utilities Power
generation Oil & Gas Industry &
infrastructures
Energy storage market challenges
• Integrate intermittent renewable energies
• Maximise energy flows with minimum losses
• Power supply reliability and stability
• Market arbitrage opportunities particularly in deregulated markets
• Adapt to growing complexity of electrical grids / distribution grids
Key challenges
Eco-cities
Energy storage potential markets
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 4
Reminder : “20-20-20” European Union targets Integration of increasing renewables
20-20-20 European Union targets by 2020:
o -20% of CO2 emissions
o -20% of energy consumption
o 20% of energy from Renewable Energy Sources
Renewables expected to increase to 16% of energy mix by 2035
Source: IEA 2010
Challenges
Unpredictability of renewables
Ageing grids unaccustomed to substantial intermittent
renewable energy
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 5
Impact of intermittent renewable generation
Source: www.worldenergyoutlook.org
Increase in renewable power capacity…
Source: European User Group Conference 2013
…is causing grid stability issues
and imbalance of energy supply
versus demand
Wind energy: supply and demand gap Worldwide power capacity
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 6
Energy challenges in Northern Europe Unpredictability of renewable energy sources
NEGATIVE PRICE
A real situation that happens in
May, 11th 2014 in Germany
Wind Peak power
production
21.3 GW at 1 PM
Impacts for conventional power plants
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 7
Power Generation Perspectives
Energy Storage :
Key Challenges & Benefits
From Production Perspectives
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 8
Power Generation Hydro Solutions – Pump Storage Key development drivers
Thermal &
Nuclear
Fixed power
production
Match production &
consumption
Renewable
Time Shift Shift the excess production to
provide the peaks
Firming
Compensate non predicted
power variation thanks to fast
power adaptability
Transmission
Close to production Suppress peak from intermittent
production
Close to
consumption
Smoothen peak from
consumption
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 9
FRANCE
Pump Storage Projects Worldwide (since 2000)
REVIN
4 units of 200 MW
Rehabilitation
240 m – 300 rpm
CHINA
HEIMIFENG
4 units of 306 MW
295 m - 300 rpm
SHA HE
2 units of 51 MW
98 m - 300 rpm
HUIZHOU
8 units of 306 MW
517 m - 500 rpm
BAOQUAN
4 units of 306 MW
510 m - 500 rpm
ZHANGHEWAN
4 units of 255 MW
305 m – 333.3 rpm
BAILIANHE
4 units of 306 MW
195 m - 250 rpm
HOHHOT
4 units of 306 MW
521 m - 500 rpm
PUSHIHE
4 units of 306MW
308m–333.3 rpm
KOREA
YANG YANG
4 units of 258 MW Dbl regulated stages 798 m - 600 rpm
YECHEON
2 units of 408 MW
450 m - 400 rpm
SWITZERLAND
NANT DE DRANCE
6 units of 150 MW Variable Speed 305 m – 428.6 rpm
LINTH-LIMMERN
4 units of 250 MW Variable Speed 613 m – 500 rpm
MOROCCO
AFOURER UR2
2 units of 60 MW
198 m - 500 rpm
AFOURER UR1
2 units of 176 MW
577 m - 750 rpm
PORTUGAL
ALQUEVA II
2 units of 130 MW
305 m – 428.6 rpm
SALAMONDE II
1 unit of 209 MW
115 m – 166,7 rpm
INDIA
TEHRI
4 units of 250 MW Variable speed
188 m - 233 rpm
VARIABLE SPEED = 40% OF EUROPEAN PSP MARKET
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 10
Pump Storage Projects Off Shore Solutions
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 11
• Voltage Source Inverters (VSI) on stator,
designed for full power
• «Conventional» Generator-Motor
• Large speed variations
• Pumping power range only limited by pump turbine
• Very short transition time
HIGH SPACE REQUIREMENT
Fully fed solution
Concept of Variable Speed Generator-Motor
P
n n
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 12
• Voltage Source Inverters (VSI) on rotor designed
for reduced power
• Speed variation (~10%) around synchronous speed
• Rotor fed starting in pump mode
• Larger sized rotor
Double fed asynchrous machine
FREQUENCY REGULATED ROTOR POWER IS REQUIRED
P
n n
Concept of Variable Speed Generator-Motor
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 13
Discharge
Head
nsync
Fixed speed
Variable speed
H max
H min
Head
Variation
H min
H max
H min
H
1.25
Discharge variation
Power adjustment
1 operating
point
Cavitation limit
Stability limit
Variable Speed in Pump Mode
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 14
HYDRAULIC DESIGN IS A KEY FACTOR FOR THE PLANT OPTIMIZATION
Hydraulic Design for Variable Speed Units
Generator rating
Regulation
capacity
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 15
Pump Storage Projects - Development Trends
Performance improvement
• Efficiency: 70 to 80% in 40 y.
• Availability, Reliability, Cycling
Overcoming topological limitation
• Very High or Very Low Head
• Head range increase
• Underground reservoir
• Sea water operation
Maximising flexibility
• Variable Speed offering
• Power range increase
• Reaction time reduction
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 16
Pump Storage Project - Variable Speed
• Adjustable pumping power
• Turbine global efficiency
• Compatible with more challenging sites
• Faster power adjustment
Advantages
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 17
Transmission Grid Perspectives
Energy Storage :
Key Challenges & Benefits
From Transmission
Perspectives
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 18
Congestion
management
Renewable
integration
+ grid stability
Storage benefits across the electrical landscape
Challenges Key benefits
Integration of renewable or distributed energy
resources
Stabilization of intermittent renewable energy
Ageing of the electrical grid Better grid stability (ancillary service)
Management of energy flow variations Congestion management
Battery Energy Storage Solution = Multi functionalities
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 19
Transmission Grid Perspectives
Alstom Solution for
Battery Energy Storage Solution
BESS
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 20
Alstom Grid Solution for BESS
Our product :
A turnkey BESS solution
…
MaxSine eStorage
BESS
Substation
Control System
eSMS
S/S Mgt & Reg
System
v Alstom control system :
eStorage Management
System (eSMS)
Partnership with
battery technology
provider
BATTERY
v Alstom solution
MaxSine eStorage.
PCS
v
Alstom turnkey
solution & service
maintenance contract
MV
GRID HV
GRID
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 21
MaxSineTM
eStorage : a power conversion solution
MW-scale POWER BLOCK
• IGBT power block
• Equipped with a DC-DC converter
• Connects AC grid to DC battery
• Less interfaces and lower risk of failure
• Plug & play inverter: easy to install and maintain
LOCAL CONTROL SYSTEM
FULLY CONFIGURABLE
• Remotely configurable
• User chooses optimum solution
from predefined operating modes
20 feet ISO container up to 2,5 MVA
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 22
An Integrated Solution for Control System
Power conversion
system (PCS)
Battery (provided by battery supplier)
PCS control Battery control
eStorage
Management
System (eMS)
eStorage Management System (eSMS) • Integrate Renewable energy forecast for a “day-
ahead” production plan
• Adjust production plan in real-time
• Decide when best to distribute energy
• Optimize battery operation & lifecycle
• Open communication to external control systems
(SCADA, etc.)
PCS Control Communicates with eMS, operates battery and
synchronises the converter to the grid
Battery Control Exchanges info with PCS control, and monitors
battery behaviour
PCS and Battery are connected to each
other, and they behave according to
control demands
High Voltage Grid
Medium Voltage Grid Grid connection via PCS • AC-DC connection
• Grid stability
• Grid standards compliance
1
2
3
1
3
2
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 23
Agenda
Use case = Renewable Integration
How does it work ?
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 24
MW Consumption
Local Production(PACA Region)
Project reference – Nice Grid (France) Nice Grid challenge : Reduce consumption peaks + electricity bill
Daily consumption peak
around 7pm
Daily significant increase of local consumption
Strong dependency on transmission national
network and interregional energy supply
Imported energy from
400 kV line during peak
hours tariff Off-peak
hours tariff
Typical winter day in 2013
High electricity costs
+ low energy efficiency + =
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 25
MW Consumption
Local Production(PACA Region)
Project reference – Nice Grid (France) Nice Grid challenge : Reduce consumption peaks + electricity bill
Less energy supplied
by 400kV line
Storage
= additional local generation
Compensation of peak load thanks to newly installed storage
Compensation of peak load
Reduction of interregional dependency
Lower electricity costs
+ better energy efficiency + =
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 26
Project reference – Les Renardières (France) Energy Storage demonstration project
Les Renardières project : Under a frame agreement signed with EDF, MaxSineTM eStorage and control
system, associated to Li-ion battery, will be tested into EDF network “Concept Grid” in order to validate the
contribution of the battery energy storage to regulate the frequency.
Customer : EDF
PCS & local control : Alstom’s Maxsine eStorage (1MW)
Battery : Saft (Li-ion - 1MW / 560 kWh)
Scada : Alstom solution
In operation : December 2014
Applications : Frequency regulation
Energy Storage 1 MW / 500 kWh
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 27
Agenda
BESS Market Perspectives
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 28
Market trends
• Expected overall growth in grid-scale Energy Storage Solutions
*Source: Energy Storage on the Grid, Pike Research 2012
• 2020: almost 70% of energy
storage market will be driven by
renewables integration*
• 2022: grid-scale energy storage
market may surpass 15 GW in
capacity*
• US + Europe will represent
approximately 50% of the market
in the coming decade*
Key drivers to sustain this growth:
regulatory framework to remunerate storage + battery cost competitiveness
© ALSTOM 2013. All rights reserved. Information contained in this document is indicative only. No representation or warranty is given or should be relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is provided without liability and is subject to change without notice. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited.
Smart Grid Paris 2014 - MaxSineTM eStorage – 11/06/2014 – P 29
European energy storage market trend
By 2020, 3.7GW of energy storage is expected to be installed in Europe with the majority in Germany, UK, and Italy
*Source: Energy Storage Forecast 2013-2020 - Bloomberg, June 2014
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