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           _    _               ______    _____   
    ___   | || | ||     ___    /_   _//  /  ___|| 
   /   || | || | ||    /   ||   -| ||-  | // __   
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   \__ ||  \____//     \__ ||  /_____//  \____//  
    -|_||   `---`       -|_||  `-----`    `---`   
     `-`                 `-`

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Text this: NPC photovoltaic grid-connected inverter with ride-through capability under grid faults