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Apparently China just switched on a new solar farm with over 5,260,000 panels that will be a 3.5 gigawatt operation. https://www.yahoo.com/news/worlds-largest-solar-plant-featuring-083000242.html Go ahead and figure out solar charge controllers for that one! :p

I have always been too nervous to buy things direct from China until members on this site like @Steve_S helped me to trust buying from Amy Wan at Shenzhen Luyuan Technology on Alibaba. She was awesome and it was a fantastic experience! My only regret is that @ArthurEld let me know that Amy can...

Well here we go! I have been spending a lot of time searching the internet and especially this forum over the last year and trying to figure all this stuff out. Now I am hoping to get some support in building my own system and, test what I learned from all the amazing discussions on this site...

I found this interesting article about research on electocaloric heatpump technology: https://arstechnica.com/science/2024/05/a-single-polymer-works-as-a-complete-heat-pump/ Two things I find interesting is that the system can be built up in series so it seems any input voltage size could be...