WEST BURTON BATTERY STORAGEPROJECT UPDATE

Edinburgh

Durham

London

EDF ENERGY RENEWABLES AT A GLANCERenewables & New Technologies Development Arm of EDF in the UK

EDF Energy – Largest Electricity Generator operating Nuclear, Coal and Gas - is 50% shareholder

PEGASE PROJECT 1MW/7MWhRenewable Integration (Wind-PV)Operational since 2011

REUNION ISLANDWest Burton B49MW/24.5MWhUnder Construction

UKPROVIDENCE 1MW/1.25MWhIsland energy managementOperational since 2015

KAW 1MW/1.25MWhOperational since 2009

REMIERE-MONTJOLY5MW/4MWhOperational since 2015

FRENCH GUIANA

TALUHEN 1MW/1.25MWhIsland energy managementOperational since 2015

CAESLES RESNARDIERES (Paris)1MW/0.6MWhTest facilityOperational since 2014

NICE GRID (Nice)1MW/0.6MWhSmart Grid demoOperational since 2014

VENTEEA (Troyes)2MW/1.3MWhWind Integration & DNO servicesOperational since 2015

FRANCE

McHENRY (Illinois)20MW/8.5MWhFrequency ResponseOperational since 2015

Potential Future Portfolio

USA

EDF GROUP BATTERY STORAGE PORTFOLIO

OVERVIEW OF REVENUE STREAMS

Important NoteNot all revenue streams can be

stacked together. Challenges may include:

• Contractual / Penalties• Power vs Energy Asset Sizing• Social Acceptance on BtM assets

WEST BURTON BATTERY PROJECT

49MW battery storage project co-located atWest Burton B CCGT to optimise on land andgrid connection.

Project secured a highly competitiveEnhanced Frequency Response contract (4years duration) in Aug 16.

Project also secured a long term CapacityMarket agreement.

Commercial Operation expected in early Q12018 making the project the largestoperational project in Europe.

West Burton B Power Station, Nottinghamshire

UK

WEST BURTON BATTERY PROJECT

OUTLINE SCHEMATIC

Photo 1 Viewing Angle

Artist ImpressionView Point

PROJECT STATUS

Construction Activities Complete

EMS tested “off line”

HV Commissioning in progress with up to10MW flowing

Agreement received from NG to raise to45MW

Complex metering scheme approved by allkey external stakeholders.

On time, budget, quality, excellent HSE trackrecord

2 years from Origination to COD (Q1 18)

KEY LESSONS LEARNT

Co-location and EDF Group Experience/Synergies key success factors

EFR key to underpin business case

Contracts Management – Consider interactions with other CM Units

Process Safety & InsuranceConsiderations for New Asset Class

Challenges of working in Live PowerStation (e.g. Buried services)

Grid Compliance and Integration

Approval of Metering Scheme

WEST BURTON BATTERY PROJECT

Shortlisted for the Technology Awards Category

Highly Commended Project in the Power Category

Photo 1

WEST BURTON BATTERY PROJECT