{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9768696","patent":{"patent_number":"US-9768696","title":"Direct current transmission inverter side frequency control method","assignee":null,"inventors":[],"filing_date":"2015-01-22T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H02M","H02J","H02J","H02J","H02M","H02M","H02M","H02M","H02M","H02J"],"num_claims":10,"abstract":"A high voltage/ultrahigh voltage direct current transmission inverter side frequency control implementing method includes: transmitting a deviation between the inverter side power grid frequency and rated frequency to the inverter side frequency controller, wherein the frequency controller regulates and outputs a modulation quantity by adopting self-adaptive parameters according to different operation conditions; when the interstation communication is normal, the modulation quantity output of the inverter side frequency controller causes the rectifier side and the inverter side to form a new power/current order through the interstation communication; when the interstation communication is abnormal, converting the inverter side to current control from voltage control and converting the rectifier side to voltage control from current control; superposing the modulation quantity output of the inverter side frequency controller to the power/current order of the inverter side, changing the size of the transmission power to realizing the inverter side frequency control."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Direct current transmission inverter side frequency control method","description":"A high voltage/ultrahigh voltage direct current transmission inverter side frequency control implementing method includes: transmitting a deviation between the inverter side power grid frequency and r","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9768696","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-9768696","citation_suggestion":"Patentable. \"Direct current transmission inverter side frequency control method\" (US-9768696). https://patentable.app/patents/US-9768696","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9768696","json":"https://patentable.app/api/llm-context/US-9768696","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:15:47.826Z"}