by master_heiwit | 7 March 2026 | General Articles
Over the last 2 days, the monitored HEIWIT plants have collectively produced over 1 MWh of clean energy. Expressed in a more immediate form, this means over 1,000 kWh generated from real plants in a very short period. From a technical standpoint,...
by master_heiwit | 7 March 2026 | General Articles
One of the most frequent questions when discussing energy storage is always the same: how long does a battery really last? In the case of HEIWIT sodium-ion batteries, today we can answer not only with laboratory data, but also with a basis of...
by master_heiwit | Feb 17, 2026 | Sodium ion batteries, Photovoltaic systems
Batteries for photovoltaic systems: are they really worth it? (simple calculation in 2 minutes) “They cost twice as much... the normal ones are already not cheap, let alone these.” This is a comment one often reads. And it is understandable: a battery is a major expense, and if you look...
by master_heiwit | Feb 15, 2026 | Insights, Sodium ion batteries
Sodium safer than lithium? What the research says (and why “safety” is not one) When it comes to photovoltaic storage, the question always comes up: “But is it safe?”. It is a more than legitimate question, because a battery is not a simple “tank” of...
by master_heiwit | Feb 6, 2026 | Sodium ion batteries, Press review
HEIWIT sodium-ion batteries: field results to date (06/02/2026) 6 February 2026 marks a concrete milestone in the journey of HEIWIT sodium-ion batteries: the first systems have reached 1,000 life cycles while maintaining performance...
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