When it comes down to it, as long as your system is tied to the electric grid, you will always have access to as much electricity as you need, given the grid is up and running. While solar panels can only produce electricity when the sun is shining, you still have full. The possibility of solar power generating electricity indefinitely is contingent upon several critical factors: 1. Abundant solar energy availability worldwide, 2. The duration of electricity generation through solar energy hinges on a number of factors including technology, environmental conditions, and installation specifics. Solar panels have a lifespan of approximately 25 to 30 years, enabling long-term energy production. Solar systems typically. Solar generators can be used continuously under certain conditions: Continuous use of a solar generator is possible as long as it is not exceeding its rated capacity and the solar panels are receiving enough sunlight to consistently recharge the battery. Battery capacity and charge times are. The AES Lawai Solar Project in Kauai, Hawaii has a 100 megawatt-hour battery energy storage system paired with a solar photovoltaic system. Sometimes two is better than one. But, peak energy use tends to come in the evenings, coinciding with decreased solar generation and causing a supply and demand issue.