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  "documentTitle": "Infrastructure beyond COVID-19",
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  "notes": "The slide highlights the 'duck curve' phenomenon caused by rooftop solar.",
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      "text": "The impact of excess supply through DER during the sunlit, off-peak hours results in a depression in wholesale energy prices in the middle of the day.",
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      "text": "Average NEM Operational Demand, Autumn (2019 - 2020)",
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      "text": "Evidence of strong sales and installations in 2020 suggest the trend will continue into the future. The impact of household solar and other renewable energy generation will benefit consumers through increased affordability. However for generators this presents challenges: rapidly declining 'minimum operational (grid) demand' where generators may not be able to run at full capacity; as minimum operational demand lowers, new standards and system services are required to keep the power system secure and reliable.",
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      "text": "Average NEM operational demand between 6am to 6pm decreased in 2020 when compared to historical periods, with a c.7% decrease at midday compared to 2019. The COVID-19 pandemic is expected to further decrease peak demand.",
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      "text": "Rooftop solar is not visible to AEMO in real time, and cannot currently be controlled or coordinated. However, it can be seen on the grid as the well-known 'duck curve' - namely, low demand in the middle of the day, with a larger ramp to the evening peak. This change impacts the demand profile, even on average demand days. Low utilisation and subsequent difficulty managing demand can lead to uncertainty around planned investment decisions for Operators.",
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      "text": "NEM Operational Demand: 7%",
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      "text": "Source: AEMO: Energy Explained: Minimum Operational Demand",
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      "text": "Increasing distributed energy resources impact the future planning of market participants due to its impact on peak supply requirements",
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