Germany has reached a record level in the installation of solar systems with 15 GW in 2023. However, problems are now beginning to emerge with rooftop solar.
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In recent years, if you’re involved in the power sector, you’ve likely come across discussions about Power Purchase Agreements (PPAs). Some consider them a cure-all for advancing the energy transition, and we, too, recognize their crucial role. However, it’s essential to grasp that a PPA is essentially a contract for buying or selling power, without specifying the type.
We are often asked how the financial optimization (or: arbitrage) of a battery across the different market places of the spot market works. We show this x-market optimization here by way of example focusing on the day-ahead spot market (hourly auction at 12 noon), intraday quarter-hourly auction (at 3 p.m.) and the so-called intraday continuous market (quarter-hourly products up to five minutes before delivery).
After an extensive test phase, Hamburg-based power trader FLEXPOWER has launched a self-developed platform for the conclusion of Power Purchase Agreements (PPAs). On PowerMatch, power consumers and power producers can now view prices for the purchase or sale of renewable energy power live and in a transparent way.
The German government plans to introduce a price cap (essentially a tax) for energy producers. This will likely lead to the curtailment of valuable green energy production at times of positive prices (worst case). Best case it will introduce a minimum price floor in markets exactly at the level of the marginal tax rate.
