IEEE Power & Energy Magazine - November/December 2019 - 34

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2018

South Australian Minimum Demand (MW)

Melbourne, Victoria, Australia,
July 1, 2018. [Online]. Available:
https://www.aemo.com.au/-/
1,000
media/Files/ Electricity/NEM/
800
Security_and_Reliability/System
600
-Security-Market- Frameworks
-Review/2018/Inertia_Requirements
400
_Methodology_PUBLISHED.pdf
200
Electric Reliability Council of
0
Texas, "Inertia: Basic concepts and
-200
impacts on the ERCOT grid," Austin, TX, 2018. [Online]. Available:
-400
Transmission Network Load
http://www.ercot.com/content/wcm/
Rooftop PV Generation
-600
Minimum Demand Forecast
lists/144927/Inertia_Basic_Concepts
-800
_Impacts_On_ERCOT_v0.pdf
EirGrid, "All island TSO facilitation of renewables studies: FiFinancial Year Ending
nal report for Lot3/ENQEIR132,"
figure 7. The (black line) minimum network demand in South Australia occurs at
Dublin, Ireland, June 4, 2010.
midday due to high PV penetration. As rooftop PV generation increases, the load
[Online]. Available: https://www
on the transmission network decreases. A negative minimum demand necessitates
.esig.energy/resources/eirgrid
exports, spillage, or both.
-facilitation-renewables-study/
Energynet.dk, "Energy concept
enhanced through more advanced capabilities of wind 2030-Summary," Fredericia, Denmark, May 2015. [Online].
and PV resources, improvements in technologies related Available: https://energinet.dk/-/media/Energinet/Analyser
to storage and synchronous condensers, more flexible -og-Forskning-RMS/Dokumenter/Analyser/Notat-Energy
loads, modifications to the thermal fleet, new ancillary -concept-2030-English-Summary.pdf
services, proactive market designs, tailored policies, and
H. Holtinnen et al., "Design and operation of power sysmore educated consumers.
tems with large amounts of wind power: Final report, IEA
The lessons learned demonstrate that technical chal- Wind Task 25, phase four 2015-2017," VTT Technology,
lenges are not barriers. In fact, the island and low inertia Espoo, Finland, 2019. [Online]. Available: https://community
grids discussed, such as those in Ireland, Kauai, Texas, .ieawind.org/task25/viewdocument/task-25-final-summary
and South Australia, represent some of the most complex -report-phase?CommunityKey=4aa82210-1b2e-43c5-b37b
power system engineering required for renewable integra- -1cdf11020dc8&tab=librarydocuments
tion. Proven technical and economic solutions, such as
those presented here, have enabled VER penetrations to
exceed 100% on an hourly basis and to reach 40-50% on Biographies
an annual basis.
Debra L ew is a n independent consulta nt, Boulder,
What does the future hold for wind and solar integra- Colorado.
tion? As renewable resources become the primary electricDrake Bartlett is with Xcel Energy, Denver, Colorado.
ity source, the integration challenges and their mitigations
Andrew Groom is with the Australian Energy Market
will become more complex. The transition to the renewable Operator, Melbourne, Australia.
future will require new business models, rate structures,
Peter Jorgensen is with Energinet, Fredericia, Denmark.
market designs, and policies and even more innovation.
Jon O'Sullivan is with EirGrid, Dublin, Ireland.
Ryan Quint is with the North American Electric Reliability
Corporation, Atlanta, Georgia.
For Further Reading
Bruce
Rew is with the Southwest Power Pool, Little
Australian Energy Market Operator, "System strength requirements methodology: System strength requirements Rock, Arkansas.
Brad Rockwell is with the Kauai Island Utility Coopera& fault level shortfalls," Melbourne, Victoria, Australia,
July 1, 2018. [Online]. Available: https://www.aemo.com tive, Lihue, Hawai'i.
Sandip Sharma is with the Electric Reliability Council
.au/-/media/Files/Electricity/NEM/Security_and_Reliability/
System-Security-Market-Frameworks-Review/2018/System of Texas, Austin.
Derek Stenclik is with Telos Energy, Saratoga Springs,
_Strength_Requirements_Methodology_PUBLISHED.pdf
Australian Energy Market Operator, "System strength re- New York.
p&e
quirements methodology: Inertia requirements & shortfalls,"
1,200

november/december 2019

https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/Inertia_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/Inertia_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/Inertia_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/Inertia_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/Inertia_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/Inertia_Requirements_Methodology_PUBLISHED.pdf http://www.ercot.com/content/wcm/lists/144927/Inertia_Basic_Concepts_Impacts_On_ERCOT_v0.pdf http://www.ercot.com/content/wcm/lists/144927/Inertia_Basic_Concepts_Impacts_On_ERCOT_v0.pdf http://www.ercot.com/content/wcm/lists/144927/Inertia_Basic_Concepts_Impacts_On_ERCOT_v0.pdf https://www.esig.energy/resources/eirgrid-facilitation-renewables-study/Energynet.dk https://www.esig.energy/resources/eirgrid-facilitation-renewables-study/Energynet.dk https://www.esig.energy/resources/eirgrid-facilitation-renewables-study/Energynet.dk https://www.esig.energy/resources/eirgrid-facilitation-renewables-study/Energynet.dk https://www.energinet.dk/-/media/Energinet/Analyser-og-Forskning-RMS/Dokumenter/Analyser/Notat—Energy-concept-2030—English-Summary.pdf https://www.energinet.dk/-/media/Energinet/Analyser-og-Forskning-RMS/Dokumenter/Analyser/Notat—Energy-concept-2030—English-Summary.pdf https://www.energinet.dk/-/media/Energinet/Analyser-og-Forskning-RMS/Dokumenter/Analyser/Notat—Energy-concept-2030—English-Summary.pdf https://community.ieawind.org/task25/viewdocument/task-25-final-summary-report-phase?CommunityKey=4aa82210-1b2e-43c5-b37b-1cdf11020dc8&tab=librarydocuments https://community.ieawind.org/task25/viewdocument/task-25-final-summary-report-phase?CommunityKey=4aa82210-1b2e-43c5-b37b-1cdf11020dc8&tab=librarydocuments https://community.ieawind.org/task25/viewdocument/task-25-final-summary-report-phase?CommunityKey=4aa82210-1b2e-43c5-b37b-1cdf11020dc8&tab=librarydocuments https://community.ieawind.org/task25/viewdocument/task-25-final-summary-report-phase?CommunityKey=4aa82210-1b2e-43c5-b37b-1cdf11020dc8&tab=librarydocuments https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/System _Strength_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/System _Strength_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/System _Strength_Requirements_Methodology_PUBLISHED.pdf https://www.aemo.com.au/-/media/Files/Electricity/NEM/Security_and_Reliability/System-Security-Market-Frameworks-Review/2018/System _Strength_Requirements_Methodology_PUBLISHED.pdf

IEEE Power & Energy Magazine - November/December 2019

Table of Contents for the Digital Edition of IEEE Power & Energy Magazine - November/December 2019