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Grid Poet — 21 June 2026, 15:00
Solar at 39.5 GW drives net exports of 8.0 GW and a zero day-ahead price on a warm June afternoon.
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Grid analysis Claude AI
Solar dominates generation at 39.5 GW, accounting for nearly 74% of total output on a warm summer afternoon with 533 W/m² direct irradiance despite 57% cloud cover. Renewables collectively supply 90.1% of generation, with wind contributing a modest 3.6 GW combined amid near-calm conditions of 2.3 km/h. Germany is a net exporter of approximately 8.0 GW, consistent with the day-ahead price collapsing to 0.0 EUR/MWh — a characteristic feature of summer midday solar peaks. Brown coal continues to run at 3.4 GW as baseload, with gas at 1.6 GW providing residual flexibility, reflecting the economic and technical constraints on ramping these units even during periods of abundant renewable supply.
Grid poem Claude AI
A golden tide of photons drowns the grid in surfeit light, pressing power past the borders while the price dissolves to nothing. The old coal towers exhale their ancient breath in stubborn vigil, unmoved by the sun's imperial flood.
Generation mix
Wind onshore 5%
Wind offshore 1%
Solar 74%
Biomass 6%
Hydro 3%
Natural gas 3%
Hard coal 1%
Brown coal 6%
90%
Renewable share
3.6 GW
Wind (on + offshore)
39.5 GW
Solar
53.5 GW
Total generation
+8.0 GW
Net export
0.0 €/MWh
Day-ahead price
26.9°C / 2 km/h
Temp / Wind speed
Open-Meteo, Kassel (51.3°N 9.5°E)
57.0% / 533.0 W/m²
Cloud cover / Radiation
71
gCO₂/kWh
Image prompt
Solar 39.5 GW dominates the scene as vast fields of aluminium-framed crystalline silicon photovoltaic panels stretching across rolling central German hills, occupying roughly three-quarters of the composition, their blue-black surfaces glinting under bright afternoon sun filtered through partial cloud cover. Brown coal 3.4 GW appears at the far left as a pair of massive hyperbolic cooling towers with thick white steam plumes rising lazily into the hazy sky, flanked by a lignite conveyor and ash-grey boiler house. Biomass 3.4 GW sits behind the solar fields as a cluster of modest wood-chip-fired plants with short stacks and small biomass storage silos. Wind onshore 2.9 GW is represented by a small group of modern three-blade horizontal-axis turbines on lattice-free tubular towers standing nearly motionless on a distant ridge, their rotors barely turning in the still air. Hydro 1.7 GW appears as a concrete run-of-river weir with green water spilling through gates in a tree-lined valley at right. Natural gas 1.6 GW is a compact combined-cycle gas turbine plant with a single tall exhaust stack and a slim heat-recovery steam generator, tucked modestly beside the cooling towers. Wind offshore 0.7 GW is hinted at as tiny turbines on the far horizon line. The sky at 3 PM is bright summer daylight, a mix of cumulus clouds across roughly half the sky with generous blue gaps, the sun high and warm casting defined shadows. The temperature is conveyed through lush deep-green deciduous foliage, ripening wheat fields between panel rows, and a slight heat shimmer above the dark panels. The atmosphere is calm and open, reflecting the zero electricity price — spacious, unhurried, almost drowsy in the summer warmth. Painted in the style of a highly detailed 19th-century German Romantic landscape oil painting — rich saturated colour, visible impasto brushwork, luminous atmospheric depth — yet with meticulous engineering accuracy in every turbine nacelle, every panel junction box, every cooling tower's parabolic curve. No text, no labels.
Grid data: 21 June 2026, 15:00 (Berlin time) · Generated 2026-06-21T13:20 UTC · Download image