Impedance-Based Modelling Method for Length-Scalable Long Transmission Cable for Stability Analysis of Grid-Connected Inverter

Weihua Zhou*, Yanbo Wang, Zhe Chen

*Kontaktforfatter

Publikation: Bidrag til bog/antologi/rapport/konference proceedingKonferenceartikel i proceedingForskningpeer review

5 Citationer (Scopus)
137 Downloads (Pure)

Abstract

This paper presents an impedance-based modelling method for length-scalable long transmission cable (LTC), which is able to assess influence of LTC on stability of grid-connected inverter (GCI). Electrical parameters of power cable in per unit-length (p.u.l.) are first extracted from the measured terminal short-circuited and open-circuited admittances. Then, the terminal admittance of power cable in different length can be derived on the basis of the obtained p.u.l. parameters. Finally, a decoupled two-port circuit model is established for the LTC using the derived terminal admittance. Simulation results are given to validate effectiveness of the proposed impedance based modelling method for LTC. The proposed impedance based modelling method is able to avoid repetitive terminal impedance measurement. Also, the proposed model is able to support impedance-based stability criterion for GCI with length scalable LTC.
OriginalsprogEngelsk
TitelProceedings of 2018 IEEE 4th Southern Power Electronics Conference (SPEC)
Antal sider8
ForlagIEEE Press
Publikationsdatodec. 2018
Artikelnummer8635872
ISBN (Elektronisk)9781538682579
DOI
StatusUdgivet - dec. 2018
BegivenhedThe 4th IEEE Southern Power Electronics Conference, SPEC 2018 - Singapore, Singpore, Singapore
Varighed: 10 dec. 201813 dec. 2018
http://spec2018.sg/

Konference

KonferenceThe 4th IEEE Southern Power Electronics Conference, SPEC 2018
LokationSingapore
Land/OmrådeSingapore
BySingpore
Periode10/12/201813/12/2018
Internetadresse

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