首先采用译码器对输入和输出电压进行判比，确定最优的转换系数，提高了系统的效率。
The decoder determines the optimum conversion ratio to improve the efficiency of system from the relation between the input and output voltage.
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。
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.
可以设计成各种形式，利用集成型结构，可获得更高的输出电压和光电转换效率。
Can be designed into various form, the use of an integrated structure, can obtain higher output voltage and photoelectric conversion efficiency.
由于采用阵列结构，计算机自动转换测量电压，测试效率大为提高，测得数据重复性好。
With a matrix structure and computer-aided automatically conversion of testing voltage, the testing efficiency has been greatly improved and a good data repeatability obtained.
理论分析和实验结果表明，该转换器可以在较宽的输入电压范围内获得较高的转换效率。
Both theoretical analysis and experimental results show that the AC DC converter has high efficiency over a wide range of input voltage.
它可使原边所有的开关管零电压导通、副边的整流管零电流关断，因而可实现极高的转换效率。
In resonant converter all switches are working on the ZVS and the secondary diodes are working on the ZCS, so we can achieve high efficiency.
硅太阳能电池等效串联电阻会影响其正向伏安特性和短路电流，而对开路电压没有影响，另外串联电阻的增大会使太阳能电池的填充因子和光电转换效率降低。
The equivalent series resistance of silicon solar cell can influence its straight volt-ampere property and short-circuit current, but have no influence on open-circuit voltage.
结果表明，变换器有良好的零电压软开关特性和负载特性，较高的功率转换效率和较低的电磁辐射。
The results show that the converter have good ZVS and a special property of loading character, and it has a higher efficiency of power conversion and lower EMI.
为提高逆变器的转换效率，提出一种新型零电压开关谐振直流环节逆变器。
A novel zero-voltage switching resonant DC link inverter was proposed to improve conversion efficiency of the inverter.
为提高逆变器的转换效率，提出一种新型零电压开关谐振直流环节逆变器。
A novel zero-voltage switching resonant DC link inverter was proposed to improve conversion efficiency of the inverter.
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