... efficiency, low harmonics, fast response, ZHOU et al.: SINGLE- PHASE UNINTERRUPTIBLE POWER SUPPLY BASED ON Z- SOURCE INVERTER 3003 Fig 12 Comparison of efficiencies between proposed and traditional UPSs Fig ... “Comparison of traditional inverters and Z- source inverter, ” in Proc IEEE 36th Power Electron Spec Conf., Sep 11–14, 2005, pp 1692–1698 [12] F Z Peng, X M Yuan, X P Fang, and Z M Qian, Z- source inverter ... SINGLE- PHASE UNINTERRUPTIBLE POWER SUPPLY BASED ON Z- SOURCE INVERTER 3001 TABLE IV STEP RESPONSE OF THE OUTER LOOP TABLE V SPECIFICATIONS OF A 3-KW UPS WITH THE Z- SOURCE INVERTER than the system...