Analyses of BESS and PV/WIND+BESS projects

The heat nearly shut down a nuclear plant on the Danube. What a mistake by two Nobel laureates has to do with it

Four technologies in three countries came under strain in one week, for a single reason: the level of one river. Finance learned the same lesson in 1998, and paid $4.6 billion for it.

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June — a month of two extremes. What is the market paying storage for?

In a single month the Polish system showed storage both faces of the future: a midday PV oversupply and an evening shortage that shifted the flexibility premium.

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The story of one hot evening. PSE's third capacity alert, yet balancing energy stayed cheap

Three late-June days, quarter-hour by quarter-hour: the third capacity alert in PSE's history, and yet balancing energy stayed cheap. Why?

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How to assess whether a BESS project is truly bankable?

The bankability of a BESS project is not just the level of revenues, but above all a rigorous model, the right scenarios and stress tests.

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Why do BESS projects use debt?

Debt in BESS projects is not just capital — it is also a technical and financial verification of project quality.

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Where do BESS projects most often suffer delays?

A practical analysis of the places where BESS projects most often lose time — from grid connection and infrastructure to systems integration.

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Knowledge base

Key concepts in energy projects

Explanations of the key terms related to energy storage: CFADS, DSCR, SOC, SOH, dispatch, revenue stack, bankability, the capacity market and ancillary services.

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