7th PVPMC Energy Rating and Module Performance Modeling Workshop, 30-31 March, 2017 in Lugano, Switzerland.

1. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
Introduction to
IEA PVPS Task 13 Activities
Performance and Reliability
of Photovoltaic Systems
Ulrike Jahn & Boris Farnung
SUSPI, Canobbio, Switzerland

2. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
IEA PVPS Basics
• 29 members: 23 countries, EC,
SolarPower Europe, SEPA, SEIA,
Copper Alliance
• Most recent member: South Africa
• Activities are carried out
collaboratively on a country basis
along a number of technical and
non-technical subjects
• Currently, 7 Tasks are active

3. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
• Global network of expertise
• Broad variety of stakeholders
• Independent, objective, neutral
• Country based, task-shared
• Analysis
• Recommendations
• Communication & interaction

4. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
IEA PVPS Task 13
Subtask 1: Economics of PV System
Performance and Reliability
Subtask 2: System Performance and Analysis
Subtask 3: Module Characterization and
Reliability
Subtask 4: Dissemination

5. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
Uncertainties in PV System Yield
Prediction and Assessments

6. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
Module Energy Yield Data from Test Fields in Different Climates
Improved
comparability
of data with
clear
measurement
uncertainties

7. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMS
Public Report: PV Performance
Modelling Methods and Practices
• Report completed and
published in March 2017
• Report is divided into two
parts:
– Introduction to PV performance
modeling methods
– Workshop report with
summaries of each
presentation made in Cologne

8. IEA INTERNATIONAL ENERGY AGENCY
PHOTOVOLTAIC POWER SYSTEMS PROGRAMME
TASK 13: PERFORMANCE AND RELIABILITY OF PV SYSTEMSTask 13 Technical Reports at www.iea-pvps.org