{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11515713","patent":{"patent_number":"US-11515713","title":"Monitoring and balancing capacity in lithium sulfur cells arranged in series","assignee":null,"inventors":[],"filing_date":"2016-08-18T00:00:00.000Z","publication_date":"2022-11-29T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J"],"num_claims":30,"abstract":"Apparatus for monitoring relative capacity and state of charge between at least two cells, or cell modules, A and B of a plurality of Lithium Sulfur cells arranged in series, comprising: a timer; a voltage monitoring module configured to monitor a voltage drop across each of the Lithium Sulfur cells or cell modules arranged in series based on signals received from a voltage monitoring circuit; and a cell monitoring module coupled to the timer and the voltage monitoring module and configured to, during a charging cycle in which the cells are charged at a constant current: record a time stamp T1(Cell A) at which the monitored voltage of the first cell, cell A, leading the charging reaches a first voltage V1(cell A) set to be near top of charge as the rate of change of the monitored voltage measurably increases; record a time stamp T1(Cell B) at which the monitored voltage of the cell B following the charging reaches the first voltage V1(Cell A); record a time stamp T2(Cell A) at which the monitored voltage of the leading cell A reaches a second voltage V2(Cell A) set to be substantially at a deemed top of charge; record a monitored voltage V2(Cell B) of the following cell B at T2(Cell A); and determine, based on at least T1(Cell A), T1(Cell B), V2(Cell A) and V2(Cell B), a metric indicative of a relative capacity difference between cell A and cell B."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Monitoring and balancing capacity in lithium sulfur cells arranged in series","description":"Apparatus for monitoring relative capacity and state of charge between at least two cells, or cell modules, A and B of a plurality of Lithium Sulfur cells arranged in series, comprising: a timer; a vo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11515713","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-11515713","citation_suggestion":"Patentable. \"Monitoring and balancing capacity in lithium sulfur cells arranged in series\" (US-11515713). https://patentable.app/patents/US-11515713","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11515713","json":"https://patentable.app/api/llm-context/US-11515713","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:46:42.362Z"}