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Verso un futuro al 100% di energia rinnovabile. Le soluzioni WÄRTSILÄ e gli scenari energetici al 2030

(in lingua inglese) We are a leading global energy system integrator offering a broad range of environmentally sound solutions. We deliver value to our customers by integrating all the essential technologies, services and solutions for sustainable and reliable energy systems. Our flexible and efficient solutions provide customers with superior value and enable a transition to a more sustainable and modern energy system for future generations

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mcTER Energy Storage giugno 2019 Energy Storage per l'efficienza energetica: tecnologie, normativa, soluzioni

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Gli atti dei convegni e più di 10.000 contenuti su www.verticale.net Energy Storage Termotecnica Industriale Pompe di Calore Towards a 100% renewable energy future: W'RTSIL' & National 2030 energy plan Energy Storage e Efficienza Energetica Marco Golinelli, Director Energy Solutions Wartsila Italia CLEAN ENVIRONMENT
A future without emissions or pollution MARKET SHAPING & INNOVATION
A union of new technology
and business models ENERGY INTELLIGENCE
An optimised way of producing and using energy W'RTSIL'''S PURPOSE
is to enable sustainable
societies with smart
technology. A global leader in smart technologies and complete lifecycle solutions for the marine and energy markets THIS IS W'RTSIL' ENERGY BUSINESS We are a leading global energy system integrator offering a broad range of environmental y sound solutions. We deliver value to our customers by integrating al the essential technologies, services and solutions for sustainable and reliable energy systems. Our flexible and efficient solutions provide customers with superior value and enable a transition to a more sustainable and modern energy system for future generations. © Wärtsilä PU BLIC Smart Energy Vision The energy landscape is in transition towards more flexible and sustaintable energy systems. We envision a 100% renewable energy future.
Wärtsilä is leading the transition as the Energy System Integrator '' we understand, design, build and serve optimal power systems for future generations.
We provide all the essential technologies, lifecycle services and optimised solutions for future energy systems. 4 3 July 2019 Corporate presentation 2018 © Wärtsilä PU BLIC 3.7.2019 Energy Solutions 5 ENERGY SOLUTIONS IN A NUTSHELL Leading global energy
system integrator offering
a broad range of
environmental y sound
solutions Certified HSE
Management
System
OHSAS 18001
& ISO 14001.
2.5 million
hours of Zero
Lost Time
Injuries in
Musandam
IPP project in
Oman 65 GW
instal ed
power plant
capacity in
177 countries We develop and build
LNG/LEG/LPG infrastructure
for smal er demand centres
where previously liquid fuels
was the only option. Energy
storage
installed base
+150 MW in
operation First company in the world to offer utility-
scale hybrid power plants that unite large
fuel-based power stations with utility-scale
solar PV power plants. Our flexible and efficient
solutions provide superior value to customers and enable a transition to a more sustainable and
modern energy system. Quality
Management
System
ISO9001 We now offer also
engine+storage hybrid
plants & energy storage
solutions and system
integration. Wärtsilä is the market
leader in engine power
plants. © Wärtsilä PU BLIC 6 W'RTSIL' ENERGY SOLUTIONS THE LEADING ENERGY SYSTEM INTEGRATOR ENGINE POWER
PLANTS
Ultra-flexible internal
combustion engine
based power plants RENEWABLES Utility-scale solar power
plants, solar-engine,
storage+ hybrid solutions ENERGY STORAGE
AND INTEGRATION
Utility-scale energy storage
solutions and advanced
software GAS
INFRASTRUCTURE
Smal and medium scale
liquefaction plants,
terminals and distribution FIRST COMPANY IN THE WORLD TO
OFFER UTILITY-SCALE HYBRID POWER
PLANTS THAT UNITE LARGE FUEL-
BASED POWER STATIONS WITH UTILITY-
SCALE SOLAR PV POWER PLANTS
WE HAVE BUILT THE
LARGEST LNG TERMINAL
IN THE NORDIC REGION
. 67 GW INSTALLED POWER PLANT CAPACITY IN 177 COUNTRIES OVER 70+ GLOBAL
ENERGY STORAGE
SYSTEMS INSTALLED
© Wärtsilä PU BLIC © Wärtsilä 3.7.2019 Energy Solutions 7 APPLICATIONS AND CUSTOMERS Renewable power generation Liquefaction LNG regasification LNG storage Flexible power generation UTILITIES INDUSTRIES INDEPENDENT POWER PRODUCERS Battery storage '' energy Baseload power Battery storage '' power CHP CCHP © Wärtsilä PU BLIC GLOBAL ENERGY TRENDS 18.6.2019 Wärtsilä Energy Business / Jan Andersson 8 © Wärtsilä 18.6.2019 Wärtsilä Energy Business / Jan Andersson 9 GLOBAL ENERGY TRENDS 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 5.000 10.000 15.000 20.000 25.000 30.000 35.000 40.000 2012 2016 2020 2025 2030 2035 2040 TWh 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 2.000 4.000 6.000 8.000 10.000 12.000 2012 2016 2020 2025 2030 2035 2040 TWh GLOBAL CHINA 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 100 200 300 400 500 600 700 2012 2016 2020 2025 2030 2035 2040 TWh GERMANY Be prepared '' renewables are taking over '' faster than you think Forecasted generation mix until 2040 Coal Gas Oil Nuclear Hydro Geothermal Biomass Onshore wind Offshore wind Utility-scale PV Smal -scale PV Solar thermal Other Renewables share RES THERMAL Source: Bloomberg New Energy Finance © Wärtsilä PU BLIC 10 Price for renewable energy has reached a tipping point '' all across the world
Prices of renewables continue to drop 0 20 40 60 80 100 120 140 2018 2020 2025 2030 2035 2040 LCOE ($/MWh, 2017 real) 0 20 40 60 80 100 120 140 2018 2020 2025 2030 2035 2040 LCOE ($/MWh, 2017 real) UNITED STATES COAL CCGT Tracking PV Onshore wind Onshore wind Tracking PV COAL CCGT Source: Bloomberg New Energy Finance Note: capacity factors: Tracking PV: 14%-30%, onshore wind: 29%-
49%. Coal and gas plants capacity factors are a result of our NEO 2017 dispatch analysis. LCOEs are calculated
on an unsubsidized basis. The offshore wind LCOE is a global forecast. Source: Bloomberg New Energy Finance Note: capacity factors: PV: 12%-18%, onshore wind: 23%-32%.
Coal and gas plants capacity factors are a result of our NEO 2017 dispatch analysis. LCOEs are unsubsidized.
The LCOE for thermal plants in China includes the carbon pricing. The offshore wind LCOE is a global forecast. CHINA ITALY
(IREX REPORT 2019) 18.6.2019 Wärtsilä Energy Business / Jan Andersson 11 Main energy sources in a 100% renewable energy world A high renewable world wil require massive amounts of solar and energy storage Source: Lappeenranta University of Technology © Wärtsilä PU BLIC 12 Wind and solar cumulative installed capacity will increase from 14% in 2017 to 48% in 2040
Engines and storage wil enable the transition 0 100 200 300 400 500 600 700 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 Coal Gas Nuclear Hydro Wind Solar Other renewables Flexible capacity MARKET OUTLOOK Source: Bloomberg New Energy Outlook 2017 Annual gross capacity additions (GW) 2017-2040 © Wärtsilä PU BLIC 13 Flexible capacity by application type MARKET OUTLOOK 0 10 20 30 40 50 60 70 80 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 Other flexible capacity Battery Other flexible capacity: non-baseload technologies to ensure reliability - e.g. flexible gas plants, demand response, non-battery storage technologies Source: Bloomberg New Energy Outlook 2017 Annual gross capacity additions (GW) 2017-2040 © Wärtsilä PU BLIC 14 THE CHANGING ROLE OF GAS
Capacity factors for traditional CCGTs are decreasing, especially in developed countries
New gas capacity will mainly be flexible gas supporting renewable integration GLOBAL MARKET DRIVERS 0% 10% 20% 30% 40% 50% 60% 70% 2018 2025 2030 2035 2040 2045 2050 China India Rest of APAC Americas Europe META Global average CCGT Capacity factor (% ) 0% 10% 20% 30% 40% 50% 60% 70% 2018 2025 2030 2035 2040 2045 2050 China India Rest of APAC Americas Europe META Global average Peaker gas plant capacity factor (% ) Gas Peaker Gas 0 500 1.000 1.500 2.000 2.500 3.000 2018 2025 2030 2035 2040 2045 2050 Gas instal ed capacity (GW) © Wärtsilä PU BLIC Curtailment Charging Discharging Solar Wind Dispatchable Nuclear Demand 15 THE CHANGING ROLE OF GAS
Gas has to be flexible and support the variable generation of renewables GLOBAL MARKET DRIVERS 0 20 40 60 80 100 120 140 160 180 200 Generation (GW) 0 50 100 150 200 250 300 Generation (GW) Low renewable week 2040 High renewable week 2040 GERMANY © Wärtsilä PU BLIC Longer duration energy balance
and system reliability is ensured
by flexible thermal generation
' Week-to-week
' Example: calm dark periods during winter, monsoon season,
sand storm WEEKLY 16 The 100% renewable energy system requires multiple forms of flexibility INCREASING ROLE OF FLEXIBILITY Daily variations in generation are
handled mainly by energy storage
' Second and minute level balancing ' Daily shifting of energy Fuel as a form of energy storage
to balance seasonal variation
' 'Shift' solar energy from summer to winter ' Power-to-gas and existing LNG infrastructure required DAILY SEASONAL © Wärtsilä PU BLIC 17 Engines and storage will provide the needed reliability
and ensure affordable cost of power systems
THERE IS A MASSIVE POTENTIAL IN RENEWABLE ENERGY TO COVER DEMAND Estimate of the finite total energy reserves vs the potential from renewables per year.
Source: Atmospheric Sciences Research Center, at the State University of New York at Albany, 2018 Solar 23''000 TWy/year World energy consumption 2009 16 TWy/year 2050
28 TWy/year Wind 23''70 TWy/year OTEC 3''11 TWy/year
Ocean Thermal Energy Conversion Biomass 2''6 TWy/year Hydro 3''4 TWy/year Geothermal 0.3''2 TWy/year Waves 0.2''2 TWy/year
Tides 0.3 TWy/year Coal 900 TWy (total) Uranium 90''300 TWy (total) Petroleum 240 TWy (total) Natural gas 215 TWy (total) RES 0% Good old days RES 20% Tipping point RES 80% Renewables as baseload RES 100% Final push Renewables expensive compared to fossil fuels Renewables reach grid parity with traditional generation Renewables become New baseload Excess renewable energy seen as raw material for other commodities (power to gas, fuel, water and food) Majority of energy produced by inflexible plants (coal, natural gas and nuclear) Increasing intermittent load profiles increases operating costs and chal enges business model No role for inflexible generation 'Peaking generation' and system balancing, offering inexpensive capacity Flexible thermal capacity replaces inflexible generation to enable more stable grids High renewables case requires highly flexible thermal capacity to maintain system reliability Synthetic gas, biogas, or synthetic liquid fuels used for flexible back-up Limited opportunities for storage to cost effectively address ancil ary services Energy shifting projects start to emerge Key component in a renewables as baseload grid. Energy shifting and overal grid balancing. Power to gas for seasonal energy shifting, daily energy shifting with energy storage Flexible Generation Inflexible Generation Energy Storage Renewable Energy Cost of Renewable Energy ROLE OF TECHNOLOGIES IN THE ENERGY TRANSITION RES 0% Good old days RES 20% Tipping point RES 80% Renewables as baseload RES 100% Final push Subsidized for renewable energy Grid parity of renewable energy achieved, project feasibility driving investments Targets set global y to 100% Affordable electricity seen as raw material for other commodities Energy storage and cost reduction for renewables Focus on energy storage to enable within day energy shifting Power to gas, power to fuel, power to food Central and easy to coordinate More variability, central dispatch Decentralized, but stil central y coordinated Decentralized, but stil central y coordinated Passive Minor activity Actively participating in system management. Active trading bilateral y. Actively participating in system Management and trading electricity Role of Dispatch Technology Development Role of Consumers Political Drivers HOW ENERGY SYSTEMS CHANGE WITH HIGHER SHARE OF RENEWABLES Cross-industrial technology development © Wärtsilä PU BLIC 20 Capacity vs peak demand TOWARDS A 100% RENEWABLE ENERGY FUTURE The transition to a 100% renewable system
requires massive investment in new capacity. Existing baseload capacity is replaced with
flexible thermal capacity. Energy storage is used to shift energy within the
day, while flexible generation ensures system
reliability when renewable energy is not
available. 0 % RES 20 % RES 80 % RES 100 % RES Inflexible generation Flexible generation Renewable energy Energy storage DEMAND 1x 4x 5x 3x 4x © Wärtsilä PU BLIC 21 Comparing generation capacity today and in a 100% renewable energy world The transition towards a
sustainable electricity system will demand a radical transition of the power system. This is a fantastic opportunity for Wärtsilä since the new world requires a massive amount of new flexible capacity. Wind and solar PV generation wil become the backbone of the power system, covering 87 % of electricity demand. THE WORLD''S PATH TO 100% RENEWABLES 6,2TW 28,7 TW PV Wind Hydro Fossil flexible Nuclear Other GENERATION CAPACITY TODAY 100% RES © Wärtsilä PU BLIC 22 Comparing storage energy capacity today and in a 100% renewable energy world Energy storage technologies wil become an inevitable part of the power system, both capacities and throughout of storage wil increase hundredfold. More than a quarter of all electricity in the system wil go through storage. THE WORLD''S PATH TO 100% RENEWABLES Battery Power-to-gas Pumped hydro storage STORAGE ENERGY
CAPACITY
1,3 TWh TODAY 1050 TWh 100% RES © Wärtsilä PU BLIC W'RTSIL'''S ROLE AS THE ENERGY SYSTEM INTEGRATOR 23 © Wärtsilä PU BLIC 24 CASE PUBLIC SERVICE OF NEW MEXICO (PNM) 440 901 1.394 1.394 700 700 0 1.500 3.000 4.500 6.000 7.500 10 % RES 50 % RES 90% RES 100% RES Nuclear Coal CCGT Flexible gas Energy Storage Wind Solar MW, MWh for storage ' New Mexico in the USA is one of the best location for 100% renewables due to good wind AND solar resources
' Model ing results showing the optimized path towards 100% renewable energy system
' Significant increase in flexible gas capacity and energy storage compared to the current portfolio (10% case) PEAK DEMAND © Wärtsilä PU BLIC 25 ALTERNATIVE PATHS FOR THE PNM CASE EXAMPLE Comparing two alternative scenarios in an
energy system with good wind and solar conditions
What if you choose the optimal path vs. stil investing in inflexibility ALTERNATIVE CAPACITY
MIXES, MW
ENERGY MIX, % CO2 INTENSITY, G/KWH LEVELIZED COST OF
ELECTRICITY, $/MWH
1000 703 1400 1993 3200 827 1400 448 700 Inflexibility portfolio Flexibility portfolio Coal Flexible gas Wind Solar Energy storage 50% 2% 13% 31% 55% 18% 31% Inflexibility portfolio Flexibility portfolio Coal Flexible bio gas Wind Solar 518 540 Inflexibility portfolio Flexibility portfolio CO2 intensity Starting point 61 45 Inflexibility portfolio Flexibility portfolio © Wärtsilä PU BLIC 26 Wärtsilä wil deliver a 211 MW Smart Power Generation power plant to AGL AGL is planning to replace Liddell coal plant with renewables and additional 750 MW of flexible gas capacity ' Flexibility of our power plants is a key enabler for utilities in an electricity market with high share of renewable energy ' Flexibility rewarded in the National Electricity Market, which drives investment in flexible gas as well as energy storage ' The new power plant wil improve the reliability and security of supply in South Australia AGL ENERGY LIMITED, AUSTRALIA THE FIRST UTILITY-SCALE RECIPROCATING ENGINE POWER PLANT IN AUSTRALIA''S NATIONAL ELECTRICITY MARKET © Wärtsilä PU BLIC VALUE 750 MW 250 MW 1600 MW 27 LIDDELL COAL PLANT REPLACEMENT IN AUSTRALIA BY AGL 106 83 Coal Flexible INFLEXIBLE GENERATION FLEXIBLE GENERATION ENERGY STORAGE RENEWABLE ENERGY 1000 MW LEVELIZED COST OF
ENERGY, $/MWH
AGL is planning to replace Liddell coal plant with renewables
and additional 750 MW of flexible gas capacity
TRANSITION © Wärtsilä PU BLIC 28 Wärtsilä was selected to provide a Smart Power Generation natural gas power plant with up to 200 MW of capacity Greensmith Energy provided 10 MW/2.5MWh energy storage system to Tucson Electric Power in 2016 ' Improved overal efficiency of the plant, reduced emissions of nitrogen oxides by approx. 60% à about 350 tons p.a. ' Engines require minimal amounts of water for cooling ' Ability to respond quickly and reliably to the variable production of renewable resources TUCSON ELECTRIC POWER, ARIZONA LARGE INVESTOR-OWNED UTILITIES ARE INVESTING IN SMART POWER GENERATION TOGETHER WITH ENERGY STORAGE © Wärtsilä PU BLIC THE BOX 18.6.2019 Wärtsilä Energy Business / Jan Andersson 29 © Wärtsilä PU BLIC 31% 9% 43% 64% 27% 73% 8% 28% 57% 24% 69% 83% 29% 31% 16% 2011 2012 2013 2014 2015 2016 Lithium-ion batteries Sodium sulphur batteries Other 53% 30% 61% 68% 62% 91% 4% 6% 19% 7% 47% 66% 33% 30% 19% 2011 2012 2013 2014 2015 2016 Lithium-ion batteries Sodium sulphur batteries Other 3 July 2019 W'RTSIL' HYBRID POWER PLANTS 30 STATIONARY ENERGY STORAGE TECHNOLOGY MIX Technology mix of utility-scale commissioned storage projects (% by MW) ' Technology mix of utility-scale commissioned storage projects (% by MWH) Note: ''Other' includes lead-based batteries, flywheels, compressed air energy storage, sodium nickel chloride batteries, flow batteries and other non-hydro related energy storage technologies. Source: Bloomberg New Energy Finance © Wärtsilä PU BLIC 3 July 2019 W'RTSIL' HYBRID POWER PLANTS 31 INTRODUCING W'RTSIL' HYBRID POWER PLANTS, ENGINES+STORAGE © Wärtsilä PU BLIC 3 July 2019 W'RTSIL' HYBRID POWER PLANTS 32 W'RTSIL' HYBRID POWER PLANT,
ENGINES+STORAGE MAIN FEATURES
' Spinning reserve replacement
' Power quality ' Frequency control
' Voltage control ' Ancil ary services
' Instant power STORAGE + ENGINE: MAIN FEATURES & CUSTOMER VALUE MAXIMIZING CUSTOMER VALUE
' Optimized plant operation
' Fuel savings
' O&M optimization and savings
' Regulation compliance
' Enhanced dispatchability
' Reduced emissions 0 20 40 60 80 100 1 2 3 4 5 6 0 20 40 60 80 100 1 2 3 4 5 6 Storage Higher average load. Year average 90%, ave. efficiency 43,0%
SPINNING RESERVE BY STORAGE
Engine load % Load Spinn. reserve Lower average load. Year average 74%, ave. efficiency 42,2%
SPINNING RESERVE BY ENGINES
Engine load % Load Spinn. reserve © Wärtsilä PU BLIC 3.7.2019 Energy Solutions 33 Recognized leader in energy storage technology
and systems integration, responsible for deploying about a third of total US energy storage capacity in 2016
Developed a world-leading energy management
software system cal ed GEMS
The acquisition wil enable Wärtsilä to expand its footprint in the energy storage market and position itself as a leading global energy system integrator. GREENSMITH - PART OF THE W'RTSIL' FAMILY FROM JULY 2017 FACTS:
' 180 megawatts of energy storage, all running on the GEMS platform ' Powering over 50 sites global y on both sides of the meter ' Working with 50 customers, including utilities and independent power producers (IPPs) © Wärtsilä PU BLIC Grid frequency control with
energy storage. 3 July 2019 W'RTSIL' HYBRID POWER PLANTS 34 Wärtsilä energy storage in a nutshell Main features
' Energy shifting
' Power quality ' Frequency control
' Voltage control ' Instant power Maximizing customer value
' Peak demand management
' Demand charge reduction (C&I)
' Electricity market(s) opportunities ' Back-up capacity W'RTSIL' ENERGY STORAGE © Wärtsilä PU BLIC 3 July 2019 W'RTSIL' HYBRID POWER PLANTS 35 LARGE SCALE ENERGY STORAGE © Wärtsilä PU BLIC © Wärtsilä 3 July 2019 W'RTSIL' HYBRID POWER PLANTS 36 LARGE SCALE ENERGY STORAGE Containerized solutions:
1,5'5MWh / container © Wärtsilä PU BLIC 37 GEMS turns batteries to Revenue Grid Reliability Renewable Integration Micro Grids Hybrid Engine Optimization SCADA Weather Forecasts Energy Market Data GEMS OS Batteries Solar Engines Sensors Equ ipm en t So lu tio ns External Operation Scheduling ' Peer-to-Peer Group Control ' Real-time Equipment Control ' Local HMI In te li ge nc e 37 Solutions © Wärtsilä PU BLIC 38 GEMS Machine Learning''intelligent by predictions Solutions ' OPTIMIZING THE ITALIAN POWER SYSTEM © Wärtsilä PU BLIC NECP PLANS FOR HEAVY RENEWABLES 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' Italian National Energy and Climate Plan aims to significantly reduce CO2 emissions ' Coal phase-out
' Installed capacity of renewable generation grows to 18 GW for wind and 51 GW for solar by 2030 ' 5 GW battery energy storage
' Annual generation expected to double for wind and triple for solar, totaling one third of all electricity production © Wärtsilä PU BLIC VRE REQUIRES FLEXIBILITY FROM THE SYSTEM 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' Net load is total electricity demand subtracted with VRE generation ' More variation in net load than in actual demand ' Net load has to be met with other generation sources © Wärtsilä PU BLIC VRE REQUIRES FLEXIBILITY FROM THE SYSTEM 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' Output of wind and solar varies within a day, but also seasonally ' During summer solar generation is peaking at same level as total demand ' Net load profile becomes increasingly demanding © Wärtsilä PU BLIC VRE REQUIRES FLEXIBILITY FROM THE SYSTEM 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' High output of both solar and wind combined with lower demand results in overgeneration ' Overgeneration can be absorbed e.g. with BESS, pumped hydro storage or exporting ' NECP plans include 5 GW BESS ' Emerging technologies e.g. Power-to-X, other industries © Wärtsilä PU BLIC FLEXIBILITY STUDY 2030 Assessing requirement for
additional flexibility
3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM © Wärtsilä PU BLIC ' Base scenario represents NECP in 2030 ' 0 GW of new flexible gas capacity ' The analysis includes 11 additional scenarios ' Each scenario incrementally adds new flexible capacity ' Operation of the Italian power system is optimised hour-by-hour for all 12 scenarios separately ' All operational costs are included in the model
' Investment costs for the new capacity are included in total cost ASSESSING REQUIREMENT FOR ADDITIONAL FLEXIBILITY 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM © Wärtsilä PU BLIC ' Base scenario sets the comparison point
' RES utilisation increases with more flexible capacity ' Lower operational costs for the whole system ' Total system cost includes investment into new capacity ' Overall cost-optimal point balances between better RES utilisation and fixed costs ' Scenario with 6 GW of new flexible generation capacity has lowest total cost for the Italian power system ' Will be called 'Flexible scenario' ASSESSING REQUIREMENT FOR ADDITIONAL FLEXIBILITY 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM 'Flexible scenario' Annual savings 400 million EUR © Wärtsilä PU BLIC ' Better utilisation of RES means more generation with same installed capacity ' Over 55% share of CO2 free generation in Flexible scenario ' More carbon free generation results in less carbon overall carbon emissions ' 12% lower carbon intensity for total generation BENEFITS FROM A MORE FLEXIBLE POWER SYSTEM 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM © Wärtsilä PU BLIC BENEFITS FROM A MORE FLEXIBLE POWER SYSTEM 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' Flexibility is needed during demanding periods ' Evening peak
' Midday high solar output ' Flexible peaking and reserve provision © Wärtsilä PU BLIC FLEXIBILITY TRANSLATES INTO BETTER RES UTILISATION 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' Flexible gas generation capacity with fast start up time can provide reserves from a non-spinning state ' Providing non-spinning reserves lets other technologies focus on generation © Wärtsilä PU BLIC CONCLUSIONS 3 July 2019 OPTIMIZING THE ITALIAN POWER SYSTEM ' This flexibility analysis takes a high-level view on the Italian power system ' Better utilisation of planned renewable capacity requires new flexible generation
capacity ' Cost optimal result is to instal 5-7 GW of flexible capacity ' Potential annual savings 400 MEUR ' Better utilisation of renewables
' Optimising power system reserves THANK YOU Marco A. G. Golinelli
Director, Energy Solutions Italia Marco.golinel i@wartsila.com


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