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김태범(Tae-bum Kim),정태희(Tae-hee Jung),신준오(Jun-o Shin),강기환(Ki-hwan Kang),안형근(Hyeung-kun Ahn),황재룡(Jae-ryong Hwan),한득영(Deuk-young Ha) 한국태양에너지학회 2010 한국태양에너지학회 학술대회논문집 Vol.2010 No.4
In this paper, according to the position of the ribbon and the electrode contact resistance due to increased solar output characteristics were tested to see if this changes. Corrosion and partial detachment of ribbons made of solar modules produced by the same process conditions, the results can be compared. But for more accurate data, the relation between the electrode and a ribbon in addition to other possible errors should be excluded. Contact resistance increases as the state assumes the extreme condition of abruption, and solar cell detachment and three-part test and the results were analyzed by separating
韓得永,崔圭夏 건국대학교 1984 學術誌 Vol.28 No.2
Static converters with power switching elements have so many advantages as less bulk, fast response, high efficiency and reliability but the harmonics generated by switching operation make worse the power factor and efficiency of the converter-controlled system. Of the several methods to eliminate the harmonics AC current control is the new method that the load current is continuously controlled by the upper and lower limit currents. By this control method the harmonic contents of load current can be greatly reduced and improved the current waveform under the external setting states. In this paper the concept of the switching function is introduced into the current control case and its transfer characteristics are derived and the harmonics of load current are investigated from the digital computation results.