Passivity and Decentralized Stability Conditions for Grid-Forming Converters
Fuente:
arXiv
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| Autori principali: | , |
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| Natura: | Preprint |
| Pubblicazione: |
2023
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| _version_ | 1866914664020967424 |
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| author | He, Xiuqiang Dörfler, Florian |
| author_facet | He, Xiuqiang Dörfler, Florian |
| contents | We prove that the popular grid-forming control, i.e., dispatchable virtual oscillator control (dVOC), also termed complex droop control, exhibits output-feedback passivity in its large-signal model, featuring an explicit and physically meaningful passivity index. Using this passivity property, we derive decentralized stability conditions for the transient stability of dVOC in multi-converter grid-connected systems, beyond prior small-signal stability results. The decentralized conditions are of practical significance, particularly for ensuring the transient stability of renewable power plants under grid disturbances. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2310_09935 |
| institution | arXiv |
| publishDate | 2023 |
| record_format | arxiv |
| spellingShingle | Passivity and Decentralized Stability Conditions for Grid-Forming Converters He, Xiuqiang Dörfler, Florian Systems and Control We prove that the popular grid-forming control, i.e., dispatchable virtual oscillator control (dVOC), also termed complex droop control, exhibits output-feedback passivity in its large-signal model, featuring an explicit and physically meaningful passivity index. Using this passivity property, we derive decentralized stability conditions for the transient stability of dVOC in multi-converter grid-connected systems, beyond prior small-signal stability results. The decentralized conditions are of practical significance, particularly for ensuring the transient stability of renewable power plants under grid disturbances. |
| title | Passivity and Decentralized Stability Conditions for Grid-Forming Converters |
| topic | Systems and Control |
| url | https://arxiv.org/abs/2310.09935 |