studyofeffectsofstandardandnon-standardimpulsewavesonpowertransformer-外文文献(编辑修改稿)

studyofeffectsofstandardandnon-standardimpulsewavesonpowertransformer-外文文献(编辑修改稿)内容摘要：

und and their time of occurrence along the winding with applied full voltage, chopped impulses at 3 181。 s, 8 181。 s and 15 181。 s, pulsed wave and two impulse waveforms varying in time to chop with damping oscillations for 10% tapping. A parative study has also been done on the response of the coils to applied full voltage, chopped impulses at 3 181。 s, 8 181。 s and 15 181。 s, pulsed wave and two impulse waveforms varying in time to chop with damping oscillations for maximum potential to ground with time of occurrence and 10% tapping. The observations are tabulated in Table II. A B Fig. 2 Variation of maximum voltage to ground and their time of occurrence along the windings for 10% tapping. TABLE II: Maximum potential to ground and time of occurrence along the coils with 10% tapping Type of Impulse Coil No. Max Pot to ground Time of occurrence (181。 s) Full Wave 1115 13 Impulse chopped at 3 181。 s 711 3 Impulse chopped at 8 181。 s 1216 4 Impulse chopped at 15 181。 s 2024 31 Pulsed wave 13 1 1 Impulse with damping oscillations I 1215 4 Impulse with damping oscillations II 37 In Fig. 3, (A) and (B), the characteristic curve shows the variation of maximum voltage across the coils and their time of occurrence along the winding with applied full voltage, chopped impulses at 3 181。 s, 8 181。 s and 15 181。 s, pulsed wave and two impulse waveforms varying in time to chop with damping oscillations for 0% tapping. A B Fig. 3 Variation of maximum voltage across the coils and their time of occurrence along the windings for 0% tapping. A parative study has been done on the response of the coils to applied full voltage, chopped impulses at 3 181。 s, 8 181。 s and 15 181。 s, pulsed wave and two impulse waveforms varying in time to chop with damping oscillations for maximum potential across the coils with time of occurrence and 0% tapping. The observations are tabulated in Table III. TABLE III: Maximum potential across the coils and time of occurrence along the coils with 0% tapping Type of Impulse Coil No. Max Pot across the coil Time of occurrence (181。 s) Full Wave 14 1 Impulse chopped at 3 181。 s 14 3 Impulse chopped at 8 181。 s 13 8 Impulse chopped at 15 181。 s 13 Pulsed wave 14 Impulse with damping oscillations I 1 9 Impulse with damping oscillations II 1 In Fig. 4 (A), (B) and (C), the characteristic curve shows the variation of maximum voltage across the coils and their time of occurrence along the winding with applied full voltage, chopped impulses at 3 181。 s, 8 181。 s and 15 181。 s, pulsed wave and two impulse waveforms varying in time to chop with damping oscillations for 10% tapping. A B C Fig. 4 Variation of maximum voltage across the coils and their time of occurrence along the windings for 10% tapping. TABLE IV: Maximum potential across the coils and time of occurrence along the coils with 10% tapping Type of Impulse Coil No. Max.。