South Australia has previously reached 100% renewable grid power, and 100% grid solar power – now it has reached 100% just from rooftop solar alone, as of 23rd September. The state grid has significant powers to shut down residential solar when there’s excess power on the grid, but the need to do this will be lessened when a second transmission link to New South Wales is completed in the next few years. Ojing Technology has announced that its 28-inch Czochralski crucible offering has entered mass production and that it has completed R&D for an upcoming 32-inch crucible product. These are used to process polysilicon feedstock into monosilicon ingots. With 113 GWac added in the first eight months of 2023, China…