{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9654031","patent":{"patent_number":"US-9654031","title":"Power system, power converter controlling apparatus, and electric vehicle having the power system","assignee":null,"inventors":[],"filing_date":"2016-06-08T00:00:00.000Z","publication_date":"2017-05-16T00:00:00.000Z","cpc_codes":["B60W","H02M","H02M"],"num_claims":11,"abstract":"A controlling apparatus includes a storage unit for storing, for each sampling period, a combination of a primary frequency of connected induction motors and the amplitude of a voltage command value, and a gradient detection unit for calculating a value corresponding to an increase in the amplitude of the voltage command value divided by an increase in the primary frequency, and for outputting a failure signal upon determining, when a result of the division is less than a predetermined reference value, that the plurality of induction motors include at least one induction motor having a phase sequence that includes incorrect wiring with respect to the power converter."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power system, power converter controlling apparatus, and electric vehicle having the power system","description":"A controlling apparatus includes a storage unit for storing, for each sampling period, a combination of a primary frequency of connected induction motors and the amplitude of a voltage command value, ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9654031","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-9654031","citation_suggestion":"Patentable. \"Power system, power converter controlling apparatus, and electric vehicle having the power system\" (US-9654031). https://patentable.app/patents/US-9654031","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9654031","json":"https://patentable.app/api/llm-context/US-9654031","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:07:20.875Z"}