leeel Posted October 11, 2018 Share Posted October 11, 2018 Hi,I'd like to the know the differences between the two rel. efficiency as marked in the attachment?The left one: If it's relative effic. by respect to STC, why is there -0.57% at 1000W/m2? shouldn't it be zero?Thank you. Link to comment Share on other sites More sharing options...
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