Kenji Otani

Electrical energy storage systems for energy networks

J. Kondoh, I. Ishii, Hiroshi Yamaguchi et al. · Energy Conversion and Management · 2000 · 273 citations

Electrical Engineering, Storage Systems, Engineering +8

Experimental studies of fault location in PV module strings

Takumi Takashima, Junji Yamaguchi, Kenji Otani et al. · Solar Energy Materials and Solar Cells · 2009 · 183 citations

Electrical Engineering, Reliability Engineering, Engineering +6

Solar spectral influence on the performance of photovoltaic (PV) modules under fine weather and cloudy weather conditions

Tetsuyuki Ishii, Kenji Otani, Takumi Takashima et al. · Progress in Photovoltaics Research and Applications · 2011 · 117 citations

Engineering, Energy Efficiency, Fine Weather +19

A method of estimating the output fluctuation of many photovoltaic power generation systems dispersed in a wide area

Akinobu Murata, Hiroshi Yamaguchi, Kenji Otani · Electrical Engineering in Japan · 2008 · 112 citations

Engineering, Output Fluctuation, Distributed Energy Generation +16

Long‐term performance degradation of various kinds of photovoltaic modules under moderate climatic conditions

Tetsuyuki Ishii, Takumi Takashima, Kenji Otani · Progress in Photovoltaics Research and Applications · 2010 · 89 citations

Single‐crystalline Silicon, Engineering, Energy Efficiency +17