To follow is a list of the areas of scope relating to solar PV and wind grouped by each of our relevant global Study Committees.

 

SC A1  Power generation and electromechanical energy conversion

• Wind turbines, non -PV solar, tidal, biomass, and geothermal generation schemes

 

SC A2  Power transformers and reactors 

• Innovative transformer design for Wind and Solar applications
• Reliability survey of transformers used in wind and solar farms

 

SC A3  Transmission and distribution equipment

• Impact of Renewables (overload, stresses)  on T&D equipment

 

SC B1  Insulated cables

• Cable systems are key components in delivering electricity from wind&solar plants in general.

• Submarine cables enables the installation of large wind farms offshore.

• Cables are used as interconnectors between countries to allow for a broader energy mix (solar&wind with hydroelectric).

 

SC B2  Overhead lines

• Transit capacity of overhead lines to connect wind and solar farms to the grid
• Interconnection Overhead Lines and Cables.

 

SC B3  Substations and electrical installations

• New substation design concepts and new functions

 

SC B4  DC systems and power electronics

• Inverter technologies

 

SC B5  Protection and automation

• Protection, automation and control of networks connected to renewable energy resources
• New Network Requirements
• Design, engineering, monitoring and performance of protective relay based power system

 

SC C1  Power system development and economics

• Forecast, observability, controllability in micro and mini distributed generation (MMDG), aggregators

 

SC C2  Power system operation and control

• Forecast, observability, controllability, inertia, micro and mini distributed generation (MMDG), aggregators, huge offshore wind generation plants

 

SC C3  Power system sustainability and environmental performance

• Stakeholders’ engagement and public acceptance

 

SC C4  Power system technical performance

• Modelling and Dynamic Analysis of grid-following and grid-forming converters
• Offshore wind and energy islands performance
• Lightning protection of PV systems and wind farms

 

SC C5  Electricity markets and regulation

• Integration into markets, dispatch and pricing
• Regulatory aspects of network access

 

SC D1  Materials and emerging test techniques

• Impact of invertors on material ageing

 

SC D2  Information systems, telecommunications and cybersecurity

• Telecommunications and cybersecurity requirements between wind and solar generators to the utility

 

 

To follow is our current working groups presented by our Study Committee structure. Working groups culminate with the production of a report, called a Technical Brochure.

 

Group A – Equipment

 

A1  Power generation and electromechanical energy conversion

 

JWG A1/C4.52: Wind generators and frequency-active power control of power systems

 

A2  Power transformers and reactors 

 

WG A2.68 Failure survey of lower voltage generator step up transformers installed in wind farms and photovoltaic parks 

 

 

Group B – Technologies

 

B1  Insulated cables

 

WG B1.64 Losses of armoured 3 core power cables

WG B1.67 Loading pattern on cables connected to windfarms

WG B1.83 Grounding of long HVDC land cable connections

WG B1.91 Calculations of cyclic current rating

 

B5  Protection and automation

 

WG B5.65 Enhancing Protection System Performance by Optimising the Response of Inverter-Based Sources

JWG B5/C4.79 Protection Roadmap for Low Inertia and Low Fault Current Networks

JWG B5/C4.61 Impact of Low Inertia Network on Protection and Control

WG B5.78 New requirements of network protection and control for renewable energy integration

 

 

Group C – Systems

 

C1  Power system development and economics

 

WG C1/C4.36  Large city & metropolitan area power system development trends, taking into account new generation, grid and information technologies

WG C1/C6.42  Planning tools and methods for systems facing high levels of distributed energy resources

WG C1.49 (to be started) Off shore grids

 

C2  Power system operation and control

 

WG C2.26 Power system restoration accounting for a rapidly changing power system and generation mix

JWG C2/B4.43 The impact of offshore wind power hybrid AC/DC connections on system operations and system design

WG C2.39 Operator Training in Electricity Grids at Different Control Levels and for Different Participants/Actors in the New Environment

 

C3  Power system sustainability and environmental performance

 

WG C3-17 Interactions between wildlife and emerging renewable energy sources and submarine cables

 

C4  Power system technical performance

 

WG C4.44 EMC for Large Photovoltaic Systems

WG C4.54 Protection of high voltage power network control electronics from the High-altitude Electromagnetic pulse (HEMP)

WG C4.36 Winter Lightning – Parameters and Engineering Consequences for Wind Turbines

WG C4.65 Specification, Validation and Application of Harmonic Models of Inverter Based Resources

WG A1/C4.52 Wind generators and frequency-active power control of power systems

WG B4/C4.93 Development of Grid Forming Converters for Secure and Reliable Operation of Future Electricity Systems

WG C4.60 Generic EMT-Type Modelling of Inverter-Based Resources for Long Term Planning Studies

 

C6  Active distribution systems and distributed energy resources

 

WG C6.44 Nodal Value of Distributed Renewable Energy Generation

 

 

Group D – New Materials and IT

 

D1  Materials and emerging test techniques

 

WG D1.74 PD measurement on insulation systems stressed from HV power electronics

 

D2 Information systems, telecommunications and cybersecurity

WG D2.54 Regulatory approaches to enhance EPU's cybersecurity frameworks