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특허 상세정보

Lithium sulfur rechargeable battery fuel gauge systems and methods

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) G01N-027/413    H02J-007/00   
미국특허분류(USC) 324/426; 320/132; 320/133; 320/134; 324/433
출원번호 UP-0111262 (2005-04-20)
등록번호 US-7688075 (2010-04-23)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Wolf, Greenfield & Sacks, P.C.
인용정보 피인용 횟수 : 12  인용 특허 : 3
초록

Systems and methods for accurately determining the state of charge and the relative age of lithium sulfur batteries are provided. The cell resistance and taper input charge of a particular type of lithium sulfur battery are respectively measured to determine the state of charge and age of the battery.

대표
청구항

What is claimed is: 1. A method for creating a look-up table of cell resistance versus state of charge for a lithium sulfur battery of a particular type and determining the capacity thereof, said method comprising the steps of: a) charging said battery until a voltage across said battery increases to a predetermined maximum voltage; b) continuing to charge said battery at said predetermined maximum voltage until an input current to said battery decreases to a predetermined minimum current; c) measuring a cell resistance for said battery, said cell resis...

이 특허를 인용한 특허 피인용횟수: 12

  1. Nakanishi, Toshiaki. Apparatus for detecting state of storage device. USP2012088237447.
  2. Inoue, Katsuya; Ohnuma, Yoshikazu; Fujita, Yuji. Battery capacity controller. USP2013038390257.
  3. Chang, Chia-Yao. Displaying apparatus and mobile electronic device and displaying frame thereof. USP2016059337672.
  4. Du, Hui; Kelley, Tracy Earl; Scordilis-Kelley, Chariclea; Schneider, Holger; Leitner, Klaus; Kulisch, Joern; Safont-Sempere, Marina; ter Maat, Johan. Ionically conductive compounds and related uses. USP2017119825328.
  5. Du, Hui; Kelley, Tracy Earl; Scordilis-Kelley, Chariclea; Schneider, Holger; Leitner, Klaus; Kulisch, Joern; Safont-Sempere, Marina; ter Maat, Johan. Ionically conductive compounds and related uses. USP2018049947963.
  6. Du, Hui; Kelley, Tracy Earl; Scordilis-Kelley, Chariclea; Schneider, Holger; Leitner, Klaus; Kulisch, Joern; Safont-Sempere, Marina; ter Maat, Johan. Ionically conductive compounds and related uses. USP20181110122043.
  7. Liao, Zhaohui; Scordilis-Kelley, Chariclea; Mikhaylik, Yuriy V.. Lithium-ion electrochemical cell, components thereof, and methods of making and using same. USP20180810050308.
  8. Lim, Jae Hwan; Han, Se Kyung. Method for balancing of high voltage battery pack. USP2014028648570.
  9. Fisher, Robert W.. Portable electric vehicle battery discharger with physically removable power discharge modules. USP20180910075005.
  10. Jin, Zhihong H.; Elberson, Matthew D.; Boone, David R.; Kasavajjila, Uday S.. System and method for energy prediction in battery packs. USP2016069360527.
  11. Plestid, Thomas Leonard Trevor. Systems and methods for monitoring deterioration of a rechargeable battery. USP2016029267994.
  12. Plestid, Thomas Leonard Trevor. Systems and methods for monitoring deterioration of a rechargeable battery. USP2013068473231.