A.   Wind technology

• Drive train options and power conversion

• Spatial and temporal characteristics of the wind resource (including forecasting)

• Wind turbine and wind farm control

• Wakes and wind farm design

• Offshore wind and HVDC connection

• Operations and maintenance (including condition monitoring)

• Floating wind turbines

• Foundations for offshore wind turbines

• Active and reactive power control for grid support

• Extending wind plant life

B.   PV systems technology

• PV system design and performance

• Power conversion and grid interaction

• MPPT algorithms

• Integration of PV into buildings and infrastructure

• O&M

• Lifetime and reliability

C.   Energy storage for renewable sources

• Integration of renewable sources and energy storage devices

• Power converters for storage technologies

D.   Power systems integration issues

• Resources diversity and optimization

• Demand side management and energy storage

• Power systems operation and stability with high RE penetration

• Network services from renewable energy generation

• Market design and operation

• Impact on distribution systems of distributed generation

• DC distribution systems

• Renewable energy forecasting

• Compliance with system security and quality standards

• Remote control of renewable sources

• Use of HVDC or low-frequency transmission

E.   Other renewable energy sources

• Geothermal power generation

• Marine renewable energy (wave and tidal stream)

• Solar thermal power generation

• Power generation from biomass

• Hybrid system combining multiple energy sources, with or without storage

F.   Technology, policy and market options for power system flexibility

• Market support structures and the inclusion of energy storage

• Ancillary services market and renewable energy generation