| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a solar battery module, a photovoltaic power generating system, and a driving method of the photovoltaic power generating system capable of efficiently reaching a maximum power point in particular. <P>SOLUTION: A nonvolatile memory of a control circuit stores a program that controls a power converter in a first control mode wherein a relationship between a current I and a voltage V is V>a<SB>1</SB>I+b<SB>1</SB>, V>a<SB>2</SB>I+b<SB>2</SB>, ... or V>a<SB>n</SB>I+b<SB>n</SB>(a<SB>1</SB>, a<SB>2</SB>, ... a<SB>n</SB>are positive coefficients with a relationship of a<SB>1</SB><a<SB>2</SB><...<a<SB>n</SB>, and b<SB>1</SB>, b<SB>2</SB>, ... b<SB>n</SB>are positive values with a relationship of b<SB>1</SB>>b<SB>2</SB>, ...>b<SB>n</SB>), and controls the power converter in a second control mode wherein a relationship between the current I and the voltage V is V≤a<SB>1</SB>I+b<SB>1</SB>, V≤a<SB>2</SB>I+b<SB>2</SB>, ... and V≤a<SB>n</SB>I+b<SB>n</SB>. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
