1. Introduction to IEA PVPS Task 13 Activities
Performance and Reliability
of Photovoltaic Systems
Introduction to IEA PVPS Task 13 Activities
Ulrike Jahn & Boris Farnung
SUSPI, Canobbio, Switzerland

2. 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. Global network of expertise
Broad variety of stakeholders
Independent, objective, neutral
Country based, task-shared
Analysis
Recommendations
Communication & interaction

4. 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. Uncertainties in PV System Yield Prediction and Assessments

6. Improved comparability of data with clear measurement uncertainties
Module Energy Yield Data from Test Fields in Different Climates
Test device
Selection of modules
Reference power (kWh/Wp)
Test equipment
Hardware definition
Pm measurement accuracy
E measurement accuracy
G, Tmod measurement accuracy
Test site
Irradiance uniformity
Temperature uniformity
Soiling
Hardware exposure
Test processing
Data quality
Failure identification
Reporting
Improved comparability of data with clear measurement uncertainties

7. 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. Thank You for Your Attention!
Task 13 Technical Reports at
Thank You for Your Attention!
20+ IEA countries, 36+ institutions, 45 participants, 60+ members