{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11289913","patent":{"patent_number":"US-11289913","title":"Dynamic stability analysis and control method for voltage sourced converter based high voltage direct current transmission system","assignee":null,"inventors":[],"filing_date":"2020-02-14T00:00:00.000Z","publication_date":"2022-03-29T00:00:00.000Z","cpc_codes":["H02J","H02M","H02M","H02J"],"num_claims":2,"abstract":"A dynamic stability analysis and control method for a voltage sourced converter based high voltage direct current (VSC-HVDC) transmission system. The method includes the following steps: unlocking a converter station of the VSC-HVDC transmission system to make the VSC-HVDC transmission system run in a non-island control mode; extracting corresponding parameters of the VSC-HVDC transmission system, wherein the parameters include an effective voltage value Ut0 of an AC system, an outgoing reactive power Qvsc0 of the VSC-HVDC transmission system, a gain kp of a phase-locked loop (PLL), and a proportional integral time constant ki of the PLL; calculating a short-circuit ratio (SCR), an unit value of Ut0 and an unit value of Qvsc0; calculating a key stable component; checking the sign of the key stable component to determine the stability of the VSC-HVDC transmission system."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Dynamic stability analysis and control method for voltage sourced converter based high voltage direct current transmission system","description":"A dynamic stability analysis and control method for a voltage sourced converter based high voltage direct current (VSC-HVDC) transmission system. The method includes the following steps: unlocking a c","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11289913","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11289913","citation_suggestion":"Patentable. \"Dynamic stability analysis and control method for voltage sourced converter based high voltage direct current transmission system\" (US-11289913). https://patentable.app/patents/US-11289913","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11289913","json":"https://patentable.app/api/llm-context/US-11289913","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T22:16:37.969Z"}