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Solar PV on public roofs: how much can it contribute to the 2030 NECP?

Solar PV on public roofs: how much can it contribute to the 2030 NECP?

by Technical Department Heiwit | 4 Aug 2026 | Studies and research

Italy must rapidly increase photovoltaic capacity by 2030. The roofs of public buildings do not solve the problem on their own, but they can represent a significant share without occupying new land. 79.2 GW NECP 2030 photovoltaic target 37,002...
How we estimated the photovoltaic potential of 41,254 public administration structures

How we estimated the photovoltaic potential of 41,254 public administration structures

by Technical Department Heiwit | 4 Aug 2026 | Studies and research

A credible national estimate cannot be born from an average surface area multiplied by the number of properties. The Heiwit model uses a geolocated frame, a stratified sample and solar estimates referred to individual elements. Precisely for this reason the steps not yet...
How storage battery prices really compare

How storage battery prices really compare

by Technical Department Heiwit | 4 Aug 2026 | Studies and research

Two batteries with the same list price can end up costing twice as much as each other by the end of their lives. It's not a paradox: that's what happens when you compare the purchase price instead of the cost of the energy that...
Perché è sempre di buon umore.

Perché è sempre di buon umore.

by Technical Department Heiwit | 3 August 2026 | Sunny" jokes"

Why does the solar panel never argue with anyone? Because it always prefers to come to an agreement… in direct current! Share this if you too support a greener future! 🌞⚡ #RenewableEnergy #Photovoltaics #SolarJokes Jokes aside, direct current...
Polyanionic cells: chemistry designed to last

Polyanionic cells: chemistry designed to last

by Technical Department Heiwit | 1 August 2026 | Insights, Sodium ion batteries, New energy technologies

If you've ever wondered what truly determines a battery's lifespan, polyanionic cells are one of the most interesting answers to have emerged in recent years. They are a family of chemistries, often sodium-ion based, designed precisely for longevity: thousands of...
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21042 - Caronno Pertusella (VA)
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*The simulator estimates are based on scenario parameters. Methodology and assumptions used in the calculations

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