An analog maximum power point tracking (MPPT) controller integrated circuit (IC) based on open-circuit voltage method was proposed to enhance the photovoltaic conversion efficiency 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。
A little over a decade ago, the best photovoltaic efficiency, 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%。
A predicted conversion efficiency limitation of 20% for silicon solar cells in practical devices was made by photovoltaic specialists.
光伏界的专家们曾经认为硅太阳电池转换效率在实际器件上的极限为20%。
But solar energy photovoltaic power cost is high and its conversion efficiency is low.
但太阳能光伏发电存在成本较高和能量转化效率较低的问题。
As a major way of solar power generation, whether solar photovoltaic power generation can improve the photoelectric conversion efficiency, cost-effective use of solar energy is a priority to resolve.
作为太阳能发电的主要的发电方式，太阳能光伏发电能否提高光电转换效率、经济高效地利用太阳能是首先要解决的问题。
As the power efficiency of traditional silicon-based solar cell is low and also it costs high, concentrator photovoltaic systems with high conversion efficiency will become the main direction.
由于传统的硅基太阳能电池发电效率低、成本高，因此高转换效率的聚光太阳能系统将成为研究太阳能发电的主要方向。
So how to increase the PV array's conversion efficiency and reduce the cost of PV array are the main focuses of the research in photovoltaic technology.
所以在太阳能技术中，如何增加太阳能板的转换效和减少太阳能板的成本是主要的研究。
The result of the tests including indexes such as conversion efficiency and aberration rate shows the stability and reliability of this grid-connected photovoltaic simulator.
对系统的转换效率、畸变率等各项指标的测试结果表明，本光伏并网模拟装置是比较稳定可靠的。
The above data show that, in order to improve the cost-effective of photovoltaic system, a more reasonable approach is the study of a higher conversion efficiency controller.
以上数据表明，为了提高光伏系统的性价比，比较合理的方式是研发使系统转换效率更高的控制器。
The above data show that, in order to improve the cost-effective of photovoltaic system, a more reasonable approach is the study of a higher conversion efficiency controller.
以上数据表明，为了提高光伏系统的性价比，比较合理的方式是研发使系统转换效率更高的控制器。
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