• An interline dynamic voltage restoring and displacement factor controlling device (IVDFC) 

      Elserougi, A.; Massoud, Ahmed Mohamed; Abdel-Khalik, A.S.; Ahmed, Shehab; Hossam-Eldin, Ahemd Abdalla ( IEEE , 2014 , Article)
      An interline dynamic voltage restorer (IDVR) is invariably employed in distribution systems to mitigate voltage sag/swell problems. An IDVR merely consists of several dynamic voltage restorers (DVRs) sharing a common dc ...