An analog maximum power point tracking (MPPT) controller integrated circuit (IC) based on open-circuit voltage method was proposed to enhance the photovoltaicconversionefficiency of solar cell.
为提高光伏电池的光电转换效率，设计一种基于开路电压法的光伏电池最大功率点跟踪(MPPT)控制芯片。
2
A little over a decade ago, the best photovoltaicefficiency, or sunlight conversion into electricity, was 10 percent, and now it can reach 40 percent.
大约十年前，光电效率(即光能转换成电能的转换率)只有10%，而现在已经能达到40%。
3
A predicted conversionefficiency limitation of 20% for silicon solar cells in practical devices was made by photovoltaic specialists.