Public Disclosure 2021-05-21 - Clean Energy for EU Islands

Public Disclosure
    2021-05-21

EU Islands – a nature and mankind legacy to preserve
                                Pico island seen from Faial island | Azores | Portugal

                                                                        P.2/12

The particular case of electric islands

 > 2000 small to
 medium islands

   > 15 Million
   inhabitants
                                Paradigm Shift

                         Expensive         Cost effective
                          Polluting        Clean energy
 Based on thermal
                         Inefficient       Efficient
    generation
                    External supply        Self-sufficiency

                                                              P.3/12

The Efacec portfolio towards clean energy
❑ Besides power and distribution transformers,
  and MV switchgear, Efacec has a broad technical
  portfolio towards islanded grids, namely:
    ❑ Protection, Automation and Control (PAC)
       systems for substation automation
    ❑ PAC systems for distribution automation
    ❑ Grid Management solutions                                    São Miguel island, Azores, Portugal
    ❑ Power conversion systems for PV and
       energy storage plants
    ❑ Turnkey systems and services provision

                                                                     Mediterranean islands, Greece
                           Porto Santo island, Madeira, Portugal
                                                                                              P.4/12

The Efacec portfolio towards clean energy
❑ Moreover, Efacec also provides solutions for
  EV charging and transportation infrastructures

                                                           Tenerife island, Spain

                                                   Dublin, Ireland

                                                                         P.5/12

Continuous R&D

                                                            Demonstration of a microgrid integrating
            http://www.democrat-project.efacec.com          storage, PV and diesel generation, load
                                          TRL 7 >> 8        bank and EV charging flexible load
            concluded

                                                            Energy management system, enabled by
            http://www.flexergy-project.efacec.com/         artificial intelligence, suitable for managing
                                                            BESS and other assets, in micro grids
            about to finish on June 3rd     TRL 7

                                                            Storage and power electronics for the
            http://insulae-h2020.eu/
                                                            stabilization of weak grids and microgrids
            in progress                     TRL 7
                                   Light house project 3
                                     @ Curral das Freiras                           Madeira, Portugal

                                                                                               P.6/12

Continuous R&D

                                                                       Integrated outdoor conversion platform, suitable for
       MEGASOLAR                                                       a controlled, coordinated and optimized interface of
       in progress                                                     renewable energy and storage sources with the grid

Efacec role: power conversion, integration of DC/DC converters, ventilation improvement TRL 7

Power conversion technology goals:
• Multi-level operation (cascade and T-type topologies)
• Strategies for ripple mitigation at DC side
• Model predictive control, sliding mode control
• New techniques for modulation (multi-carrier pulse width modulation), aiming at mitigating semiconductors’ switching
  and conducting losses
• Grid synchronization innovative algorithms (phase-locked loop)
• New ventilation circuits, suitable for outdoor applications
• Validation and feasibility studies via electric and mathematical studies, as well as computational fluid dynamic studies
                    (hygrothermal, cooling, heating, humidification, dehumidification, condensation)
                                                                                                               P.7/12

Continuous R&D

                                                                      Modular and flexible power conversion system,
      BATERIAS2030                                                    suitable for multiple DC sources, providing high
      in progress                                                     performance and extended resilience

Efacec role: power conversion, control algorithms and energy management systems TRL 6 / TRL 7

Power conversion goals:
• Multi-port DC inputs (Wide Bandgap Semiconductors)
• High-speed communication bus for the integration of all power conversion modules
Other technology goals:
• Smart control of battery systems and estimation of operating setpoints for storage systems
• Battery charging balancing algorithms for improved performance
• Data modelling for thermal performance of batteries
• Energy communities monitoring and control system
• Digital platforms for energy management of islanded communities

                                                                                                             P.8/12

Continuous R&D – summary and next steps

• Together with the R&D ecosystem, Efacec invests on continuous R&D towards the provision of suitable solutions for
  islanded grids and microgrids.
    • INESCTEC, CIRCE, CEA, NTUA, CERTH and more
• Our commitment remains the same:
    • Environment centric – CO2 mitigation, by providing flexibility and enabling further integration of renewables
    • Customer centric – ROI maximization; provision of reliable high standard solutions

                                                                         Maximum Return   Availability      CO2
                                                                          on Investment    Reliability   reduction
                                                                                            Supply

                                                                                                               P.9/12

DEMOCRAT testbed @Efacec, for microgrids

250 kVA PCS Block + 218 kWh Battery Block + QC45 fast charger + 250 kVA load bank + 250 kVA genset + 250 kWp PV

http://www.democrat-project.efacec.com
                                                                               in progress

                                                                  energyHub
                                                                                                           P.10/12

A solution for an industrial microgrid, by Efacec

                    30 feet container BESS Block
                          2 * 320 kVA / 798 kWh

                                                    P.11/12

Thank you!
   Alberto Jorge Bernardo
  abernardo@efacec.com