Multilevel intelligent universal transformer for medium voltage applications
Multilevel intelligent universal transformer for medium voltage applications
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DOI:
10.1109/ias.2005.1518705
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发表时间:
2005-10
期刊:
影响因子:
--
通讯作者:
J. Lai;A. Maitra;A. Mansoor;F. Goodman
中科院分区:
文献类型:
--
作者:
J. Lai;A. Maitra;A. Mansoor;F. Goodman
The solid-state transformer allows add-on intelligence to enhance power quality compatibility between source and load. It is desired to demonstrate the benefits gained by the use of such a device. Recent advancement in semiconductor devices and converter topologies facilitated a newly proposed intelligent universal transformer (IUT), which can isolate a disturbance from either source or load. This paper describes the basic circuit and the operating principle for the multilevel converter based IUT and its applications for medium voltages. Various power quality enhancement features are demonstrated with computer simulation for a complete IUT circuit.