Mains powered backup lights for solar day lamps
Mains powered backup light is a cost effective and elegant solution for solar day lamps. User gets constant light under…
Are solar-powered cars the ultimate electric vehicles?
Cars powered entirely by solar cells sound like a dream come true, but physics and power numbers may indicate a…
The challenge of keeping solar panels free from dust
Keeping the surfaces of photovoltaic solar panels free of unavoidable dust is a multifaceted challenge with no simple solution.
Build a low-cost solar day lamp
This Design Idea presents inexpensive design features that expand the solar day lamp's usefulness for several applications.
Use gravity to store energy and release grid-level power
Power system engineers can use gravity to store energy from intermittent renewable sources and release grid-level power.
Hybrid Solar-Energy-Harvesting Solution
Integrated system simultaneously harvests and stores solar thermal energy with low losses for 24/7 power under all conditions.
Improving Energy Efficiency Through Smart Grid
The incorporation of green energy sources is one of the major benefits of switching to an updated grid system.