A process arrangement for distilling fuel grade ethanol includes a fermentation portion, a distillation portion, a condensation and dehydration portion, a separation and drying portion and an evaporation portion. The driving circuit includes a driving power supply and the driving controller. A WLA converts the multiple comparison current signals into voltages. The method further includes determining an operating voltage difference between the IO block and the second type of transistors. A scene-based non-uniformity correction system is also disclosed.