Extension of a modal-domain transmission line model to include frequency-dependent ground parameters
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- 作者：Alberto De Conti ; conti@cpdee.ufmg.br" class="auth_mail" title="E-mail the corresponding author ; Maique Paulo S. Emí ; dio
- 关键词：Transmission line modeling ; Modal domain ; Frequency-dependent ground parameters ; Ground admittance correction ; Time-domain simulations
- 刊名：Electric Power Systems Research
- 出版年：2016
- 出版时间：September 2016
- 年：2016
- 卷：138
- 期：Complete
- 页码：120-130
- 全文大小：4508 K
文摘
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Transmission line model is extended to include frequency-dependent ground parameters.
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Transients in power distribution lines are calculated in time domain.
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Proposed model is adequate for high-frequency transients and poorly-conducting ground.
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Constant ground parameters can be sufficiently accurate if the ground permittivity is suitably selected.
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Transmission line branches can reduce the importance of frequency-dependent ground model.