SUPSI Energy Systems Sector

DACD / ISAAC / Energy Systems Sector

Energy Systems Sector

Vision for research, services and education

Davide Rivola

Mauro Caccivio

Vasco Medici

26 novembre 2015

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Background:

SUPSI in photovoltaics, a brief summary • 1982: TISO 10 kW mono-Si PV plant

• 1988: 4 kW a-Si

• 1991: Outdoor Test Stand

• 2001: Indoor Test (ISO 17025)

• 2010: Swiss PV Module Test Center(ISO 17025)

• 2014: IECee Certification Body Test Laboratory (CBTL)

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Turning points

19.06.2015

Decision to restructure the PV research area

06.11.2015

The new Energy Systems Sector is operational

31.12.2015

Ceasing of IECee certification of PV modules

30.09.2016

Conclusion of transfer of equipment and personnel from Lamone to Trevano

Campus

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New organization

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ISAAC

R. Rudel

Sector Energy Systems

D. Rivola

Team

Intelligent Energy

Systems

Vasco Medici

Team

Photovoltaic

Systems Quality

Mauro Caccivio

Engineering Nicolas Ostinelli

Advisor Domenico Chianese

Building Sector

BIPV Competence Centre


Mission of Energy System Sector

Our mission is to accelerate the transition to reliable and environmentally

sustainable energy systems.

We develop innovative approaches to intelligent energy management and to

photovoltaic systems quality.

We facilitate their implementation in the built environment.

We promote the knowledge transfer to industry, professionals and younger

generation.

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Head of Sector Energy System

Davide Rivola M.Sc. Microtech. EPFL

2004 – 2006 Software Engineer – Omega Electronics, Bienne

2006 – 2007 Software Engineer – TEQ, Barbengo

2007 – 2009 Industrial Automation Engineer – PCAM, Cadenazzo

2009 – 2010 Sabbatical – round the world trip

2010 – 2015 Researcher – SUPSI, Trevano

Main activities:

• 2010 – 2014 Project manager, Swiss2Grid P&D

• 2014 – 2015 Project manager, GridSense (industrialisation of Swiss2Grid)

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Team Photovoltaic Systems Quality

- New organisation

- Market analysis

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New Organisation:

Photovoltaic Systems Quality Team

• Mauro Caccivio Responsible

• Gabi Friesen Researcher

• Mauro Pravettoni Researcher

• Sebastian Dittmann Researcher

• Loris Manni Assistant

• Moreno Ronchi Technician

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PV Market situation and evolution:

Market trends

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• Price balance

is shifting

to soft costs

• Strong decrease

in module price


Is the PV module going to be a commodity?

• The winning products shall have a special

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focus on quality

Soft costs reduction: PV Plug and Play

• Integration of electronics in PV modules

• Easier installation

• Better shadows management

• Safety

• Monitoring

• Efficient O&M

• Not for the moment but…

PV Market situation and evolution:

Price pressure


- Target

- Activities

.Research

.Services

.Education

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• Present situation

Redefine our Target: Balance of System

Redefine our Target: PV module as «black box»


Module characterisation

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• Electrical

• Thermal

• Optical

• Mechanical

• Outdoor yield evaluation

• Different climates

• Different technologies

Field Performance

Activities: Research


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• Definition and ranking of all the failure

modes of a product

• Ranking based upon major indicators, for

example:

• Severity: economic and safety impact

• Frequency

• Detectability

Failure Mode and Effects Analysis

Survival probability

Activities: Research

New tools for failure prediction •Failure occurrence

•Failure mechanisms/modes

•Development of test procedures

Approach

•Reverse engineering on modules from old systems (>20 years of

operation e.g TIS010)

•Reproduction of early stage failures (case studies from clients, 1-5

years old systems)


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• ISO 17025 accredited testing

– Prototype pre-testing

– Retesting activities

– Module characterisation:

• Lot acceptance verification

• Reference module characterisation

Activities: Services

• Accelerated testing procedures for industry:

• New products qualification

• Optimisation of R&D processes

• Energy Yield measurement

• Field testing on PV systems

• Quality Auditing


• Introduction to PV (Course of Advanced Studies)

• Introductory PV courses for newcomers

• Tailormade courses for professionals

– FMEA case studies

– ALT and UALT methodologies

• Tailormade courses for developing countries

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Activities: Education


Summary

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• RESEARCH

• Focus on PV System Quality

• Integration with Intelligent Energy

Systems and BIPV group

• SERVICES

• Focus on Industry, Professionals,

EPCs , Insurances and Utilities

• Swiss Industry and market driven

strategic view

• EDUCATION

• CAS, courses for professionals,

courses for developing countries

Summary


Team Intelligent Energy Systems

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Team Intelligent energy systems

• Vasco Medici Dr. Sc., M.Sc. Microengineering Team leader

• Davide Strepparava M.Sc. Informatics Researcher

• Gianluca Corbellini M.Sc. Mathematical Engineering Researcher

• Lorenzo Nespoli M.Sc. Energy Engineering PhD Student EPFL

Scientific assistant

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Current research (1/4)

GridSense project A completely decentralized demand side managment system

• Controls energivorous loads using

custom built hardware

• Solves a multi-objective optimization

problem (energy cost + grid)

• Adaptive (plug-and-play)

• Pilot project set up

and operational


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SCCER – FURIES Shaping the FUtuRe SwIss Electrical InfraStructure

• Work packages:

• WP1 Regional Multi-Energy Grids

• S1.1. Smart metering infrastructure

• S.1.2. Demand side response/management

• S1.3. Ancillary services for distribution grids

• S1.4. Forecasting tools of renewable energy

production

• S1.5. Planning procedures of regional energy

systems

• S1.6. Development of standards/grid codes for

distribution networks

• WP2 Bulk Multi-Energy Grids

• WP3 Multi-Terminal AC-DC Grids and Power

Electronics

• WP4 Grid Components


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Optimal design of PV systems

• Optimal sizing and orientation of rooftop PV systems, with special focus on

bankability (e.g. maximizing internal rate of return of the investment)

• Risk assessment and Sensitivity analysis


Start-up company based in Lugano, that is

developing a new tool for PV plant design,

simulation and optimization, based on a 3d graphics

engine.

Collaboration with ISAAC on:

• Mathematical models for PV performance

(modules, inverter, losses...)

• Mathematical models for hi-res irradiation

• Algorithms for detailed mismatch losses analysis

• Optimizer for the design of PV plants (energetic,

economic, self-consumption….)

• Modelling for bifacial and BIPV modules

• …

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INSUN


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• ERA-Net Smart Grids Plus

– Meta analysis of the results of

several smart grid project in Europe

• SCCER - FURIES 2

– Validation of developed DSM

systems

– Algorithm development

– Business models investigation

• KTI project with Insun

– Modeling

– Plant design optimization

– ...

Future research (1/2)

Planned


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• Data mining techniques on low accuracy monitoring datasets

• Machine learning for fault detection

• On-site analysis to prevent failures

• Analysis of grid effects from penetration of PV

• New tariff scenarios for electricity bill (voltage based, peak, capacity…)

• Bankability of PV projects

• Peer to peer analysis of PV performance from public weather datasets

(no local sensors in PV plant)

Future research (2/2)

Outlook

SUPSI Energy Systems Sector

Technology

Transcript of SUPSI Energy Systems Sector