DE69123822T2 - Verfahren zur funktionsüberwachung von brennstoffzellen - Google Patents

Verfahren zur funktionsüberwachung von brennstoffzellen

Info

Publication number
DE69123822T2
DE69123822T2 DE69123822T DE69123822T DE69123822T2 DE 69123822 T2 DE69123822 T2 DE 69123822T2 DE 69123822 T DE69123822 T DE 69123822T DE 69123822 T DE69123822 T DE 69123822T DE 69123822 T2 DE69123822 T2 DE 69123822T2
Authority
DE
Germany
Prior art keywords
fuel cells
function monitoring
monitoring
function
fuel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69123822T
Other languages
English (en)
Other versions
DE69123822D1 (de
Inventor
James Blair
Kenneth Dircks
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agriculture and Agri Food Canada AAFC
Original Assignee
NuCellSys GmbH
Siemens VDO Electric Drives Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NuCellSys GmbH, Siemens VDO Electric Drives Inc filed Critical NuCellSys GmbH
Application granted granted Critical
Publication of DE69123822D1 publication Critical patent/DE69123822D1/de
Publication of DE69123822T2 publication Critical patent/DE69123822T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
    • H01M8/04537—Electric variables
    • H01M8/04544—Voltage
    • H01M8/04552—Voltage of the individual fuel cell
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
    • H01M8/04303—Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during shut-down
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
    • H01M8/04228—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells during shut-down
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
    • H01M8/04537—Electric variables
    • H01M8/04544—Voltage
    • H01M8/04559—Voltage of fuel cell stacks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
    • H01M8/04664—Failure or abnormal function
    • H01M8/04671—Failure or abnormal function of the individual fuel cell
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
    • H01M8/04955—Shut-off or shut-down of fuel cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/2457—Grouping of fuel cells, e.g. stacking of fuel cells with both reactants being gaseous or vaporised
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/2465—Details of groupings of fuel cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
    • H01M8/04746—Pressure; Flow
    • H01M8/04753—Pressure; Flow of fuel cell reactants
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
    • H01M8/04746—Pressure; Flow
    • H01M8/04768—Pressure; Flow of the coolant
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/249—Grouping of fuel cells, e.g. stacking of fuel cells comprising two or more groupings of fuel cells, e.g. modular assemblies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
DE69123822T 1990-06-08 1991-06-07 Verfahren zur funktionsüberwachung von brennstoffzellen Expired - Fee Related DE69123822T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002018639A CA2018639A1 (en) 1990-06-08 1990-06-08 Method and apparatus for comparing fuel cell voltage
US07/642,052 US5170124A (en) 1990-06-08 1991-01-16 Method and apparatus for monitoring fuel cell performance
PCT/CA1991/000205 WO1991019328A1 (en) 1990-06-08 1991-06-07 Method and apparatus for monitoring fuel cell performance

Publications (2)

Publication Number Publication Date
DE69123822D1 DE69123822D1 (de) 1997-02-06
DE69123822T2 true DE69123822T2 (de) 1997-07-10

Family

ID=88289549

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123822T Expired - Fee Related DE69123822T2 (de) 1990-06-08 1991-06-07 Verfahren zur funktionsüberwachung von brennstoffzellen

Country Status (8)

Country Link
US (1) US5170124A (de)
EP (1) EP0486654B1 (de)
JP (1) JPH05502973A (de)
AT (1) ATE146904T1 (de)
AU (1) AU641025B2 (de)
CA (2) CA2018639A1 (de)
DE (1) DE69123822T2 (de)
WO (1) WO1991019328A1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009031089A1 (de) 2008-08-08 2010-02-25 Mtu Onsite Energy Gmbh Verfahren zur Diagnose einer Brennstoffzellenanordnung
DE102005045926B4 (de) * 2004-09-28 2017-03-23 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Verfahren zum Betreiben eines Brennstoffzellensystems
WO2021254995A1 (de) * 2020-06-16 2021-12-23 Volkswagen Aktiengesellschaft Verfahren zur bestimmung eines zustands einer zelle einer batterie
DE102010026638B4 (de) 2009-07-14 2023-03-16 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Verfahren zum Detektieren einer leistungsschwachen Zelle in einem Brennstoffzellenstapel

Families Citing this family (271)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5085949A (en) * 1991-02-05 1992-02-04 Kabushiki Kaisha Toshiba Fuel cell generation system
US5321626A (en) * 1991-09-25 1994-06-14 Spd Technologies Inc. Battery performance monitoring and forecasting system
DE4322767C2 (de) * 1993-07-08 1995-05-24 Daimler Benz Ag Vorrichtung und Verfahren zum Starten eines Brennstoffzellen-Fahrzeugs
US5599638A (en) 1993-10-12 1997-02-04 California Institute Of Technology Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane
US5773162A (en) * 1993-10-12 1998-06-30 California Institute Of Technology Direct methanol feed fuel cell and system
US6703150B2 (en) 1993-10-12 2004-03-09 California Institute Of Technology Direct methanol feed fuel cell and system
AU2060495A (en) * 1994-02-01 1995-08-21 Wyatt, Tracy A. Control of plastic laminate curing press
JP3389670B2 (ja) * 1994-03-11 2003-03-24 日産自動車株式会社 ２次電池の直列接続回路
FI99170C (fi) * 1994-05-09 1997-10-10 Muuntolaite Oy Akun valvontajärjestelmä
US5646534A (en) * 1995-01-06 1997-07-08 Chrysler Corporation Battery monitor for electric vehicles
US5705929A (en) * 1995-05-23 1998-01-06 Fibercorp. Inc. Battery capacity monitoring system
DE19523260C2 (de) * 1995-06-27 1998-01-15 Daimler Benz Ag Verfahren zur Überwachung von mehr als zwei gleichartigen Spannungsquelleneinheiten
US5712568A (en) * 1995-09-05 1998-01-27 Ford Motor Company Battery voltage measurement system
US6051976A (en) * 1996-07-29 2000-04-18 Midtronics, Inc. Method and apparatus for auditing a battery test
US6566883B1 (en) 1999-11-01 2003-05-20 Midtronics, Inc. Electronic battery tester
US8198900B2 (en) 1996-07-29 2012-06-12 Midtronics, Inc. Automotive battery charging system tester
US7706991B2 (en) 1996-07-29 2010-04-27 Midtronics, Inc. Alternator tester
US6633165B2 (en) 1997-11-03 2003-10-14 Midtronics, Inc. In-vehicle battery monitor
US6331762B1 (en) 1997-11-03 2001-12-18 Midtronics, Inc. Energy management system for automotive vehicle
US6351102B1 (en) 1999-04-16 2002-02-26 Midtronics, Inc. Automotive battery charging system tester
US6081098A (en) * 1997-11-03 2000-06-27 Midtronics, Inc. Method and apparatus for charging a battery
US6329793B1 (en) 1996-07-29 2001-12-11 Midtronics, Inc. Method and apparatus for charging a battery
US8872517B2 (en) 1996-07-29 2014-10-28 Midtronics, Inc. Electronic battery tester with battery age input
US6445158B1 (en) 1996-07-29 2002-09-03 Midtronics, Inc. Vehicle electrical system tester with encoded output
US6850037B2 (en) 1997-11-03 2005-02-01 Midtronics, Inc. In-vehicle battery monitor
FR2752344B1 (fr) * 1996-08-08 1998-09-11 Commissariat Energie Atomique Circuit de generation d'impulsions de courant a haute tension delivre dans un circuit de charge et procede de mise en oeuvre
US5763113A (en) * 1996-08-26 1998-06-09 General Motors Corporation PEM fuel cell monitoring system
US6332113B1 (en) 1996-10-07 2001-12-18 Midtronics, Inc. Electronic battery tester
WO1998015821A1 (en) * 1996-10-07 1998-04-16 Midtronics, Inc. Midpoint battery monitoring
US5914605A (en) 1997-01-13 1999-06-22 Midtronics, Inc. Electronic battery tester
US5945229A (en) * 1997-02-28 1999-08-31 General Motors Corporation Pattern recognition monitoring of PEM fuel cell
JPH1118322A (ja) * 1997-06-24 1999-01-22 Okamura Kenkyusho:Kk ターンオン機能を持つ並列モニタ
US6106962A (en) 1997-09-24 2000-08-22 Aer Energy Resources Inc. Air manager control using cell voltage as auto-reference
JP3863262B2 (ja) * 1997-09-30 2006-12-27 松下電器産業株式会社 電池電圧測定装置
US7705602B2 (en) 1997-11-03 2010-04-27 Midtronics, Inc. Automotive vehicle electrical system diagnostic device
US6586941B2 (en) 2000-03-27 2003-07-01 Midtronics, Inc. Battery tester with databus
US8958998B2 (en) 1997-11-03 2015-02-17 Midtronics, Inc. Electronic battery tester with network communication
US7688074B2 (en) 1997-11-03 2010-03-30 Midtronics, Inc. Energy management system for automotive vehicle
US7774151B2 (en) 1997-11-03 2010-08-10 Midtronics, Inc. Wireless battery monitor
DE59703150D1 (de) * 1997-11-20 2001-04-19 Siemens Ag Verfahren und Vorrichtung zum Überwachen einer ausgewählten Gruppe von Brennstoffzellen eines Hochtemperatur-Brennstoff-zellenstapels
US6387556B1 (en) * 1997-11-20 2002-05-14 Avista Laboratories, Inc. Fuel cell power systems and methods of controlling a fuel cell power system
US6172505B1 (en) 1998-04-27 2001-01-09 Midtronics, Inc. Electronic battery tester
EP1099268A1 (de) * 1998-07-02 2001-05-16 Ballard Power Systems Inc. Sensorzelle für elektrochemische brennstoffzellenstapel
US6673480B1 (en) 1998-07-02 2004-01-06 Ballard Power Systems Inc. Sensor cell for an electrochemical fuel cell stack
EP1032955A4 (de) 1998-07-27 2002-08-07 Gnb Technologies Vorrichtung und verfahren zum durchführen diagnostischer tests von batterien und zum schnellladen von batterien
US6262563B1 (en) 1998-09-11 2001-07-17 Keith S. Champlin Method and apparatus for measuring complex admittance of cells and batteries
US6037777A (en) 1998-09-11 2000-03-14 Champlin; Keith S. Method and apparatus for determining battery properties from complex impedance/admittance
US6294896B1 (en) 1998-09-11 2001-09-25 Keith S. Champlin Method and apparatus for measuring complex self-immitance of a general electrical element
US6002238A (en) 1998-09-11 1999-12-14 Champlin; Keith S. Method and apparatus for measuring complex impedance of cells and batteries
JP4030217B2 (ja) 1999-03-12 2008-01-09 トヨタ自動車株式会社 組電池の異常判定装置および異常判定方法
US6323650B1 (en) 1999-04-08 2001-11-27 Midtronics, Inc. Electronic battery tester
US6795782B2 (en) 1999-04-08 2004-09-21 Midtronics, Inc. Battery test module
US6456045B1 (en) 1999-04-16 2002-09-24 Midtronics, Inc. Integrated conductance and load test based electronic battery tester
US6359441B1 (en) 1999-04-30 2002-03-19 Midtronics, Inc. Electronic battery tester
US6316914B1 (en) 1999-05-05 2001-11-13 Midtronics, Inc. Testing parallel strings of storage batteries
DE60007917T2 (de) * 1999-05-26 2004-10-28 Toyota Jidosha K.K., Toyota Hybrid Kraftfahrzeug mit eingebauten Brennstoffzellen und Steuerverfahren dafür
US6441585B1 (en) 1999-06-16 2002-08-27 Midtronics, Inc. Apparatus and method for testing rechargeable energy storage batteries
US6455180B1 (en) * 1999-07-02 2002-09-24 General Motors Corporation Flexible method for monitoring fuel cell voltage
US6159626A (en) * 1999-07-06 2000-12-12 General Motors Corporation Fuel cell system logic for differentiating between rapid and normal shutdown commands
US6313750B1 (en) 1999-08-23 2001-11-06 Plug Power Inc. Measuring cell voltages of a fuel cell stack
US6737831B2 (en) 1999-09-01 2004-05-18 Keith S. Champlin Method and apparatus using a circuit model to evaluate cell/battery parameters
US6137269A (en) * 1999-09-01 2000-10-24 Champlin; Keith S. Method and apparatus for electronically evaluating the internal temperature of an electrochemical cell or battery
US6313607B1 (en) 1999-09-01 2001-11-06 Keith S. Champlin Method and apparatus for evaluating stored charge in an electrochemical cell or battery
JP4009416B2 (ja) 1999-10-25 2007-11-14 松下電器産業株式会社 組電池制御装置
US6249124B1 (en) 1999-11-01 2001-06-19 Midtronics, Inc. Electronic battery tester with internal battery
US6363303B1 (en) 1999-11-01 2002-03-26 Midtronics, Inc. Alternator diagnostic system
US6163156A (en) * 1999-11-01 2000-12-19 Midtronics, Inc. Electrical connection for electronic battery tester
US6406806B1 (en) * 1999-11-09 2002-06-18 General Motors Corporation Fuel cell voltage monitoring and system control
US6140820A (en) * 1999-12-27 2000-10-31 Plug Power Inc. Measuring cell voltages of a fuel cell stack
US6281684B1 (en) * 1999-12-27 2001-08-28 Plug Power Inc. Technique and apparatus to measure cell voltages of a fuel cell stack using different ground references
US6466025B1 (en) 2000-01-13 2002-10-15 Midtronics, Inc. Alternator tester
JP2001216991A (ja) * 2000-02-02 2001-08-10 Toyota Motor Corp 燃料電池性能評価装置およびその評価方法、燃料電池用電極触媒の比表面積評価装置およびその評価方法、並びに燃料電池用電極触媒およびその製造方法
CA2326209A1 (en) * 2000-02-22 2001-08-22 General Motors Corporation Method and apparatus for preventing cell reversal in a fuel cell stack
JP4671462B2 (ja) 2000-02-22 2011-04-20 パナソニック株式会社 ニッケル水素二次電池の気密検査方法
US6225808B1 (en) 2000-02-25 2001-05-01 Midtronics, Inc. Test counter for electronic battery tester
US6759849B2 (en) 2000-03-27 2004-07-06 Kevin I. Bertness Battery tester configured to receive a removable digital module
US7446536B2 (en) 2000-03-27 2008-11-04 Midtronics, Inc. Scan tool for electronic battery tester
US8513949B2 (en) 2000-03-27 2013-08-20 Midtronics, Inc. Electronic battery tester or charger with databus connection
US7398176B2 (en) 2000-03-27 2008-07-08 Midtronics, Inc. Battery testers with secondary functionality
US6835481B2 (en) 2000-03-29 2004-12-28 Idatech, Llc Fuel cell system with load management
US6769240B2 (en) * 2000-05-19 2004-08-03 Fortafil Fibers, Inc. Method and apparatus for removing broken filaments
US6724194B1 (en) 2000-06-30 2004-04-20 Ballard Power Systems Inc. Cell voltage monitor for a fuel cell stack
US6475651B1 (en) 2000-07-31 2002-11-05 Ballard Power Systems Inc. Method and apparatus for detecting transfer leaks in fuel cells
DE10043139B4 (de) * 2000-08-31 2015-10-29 Heliocentris Fuel Cell Solutions Gmbh Verfahren zur Überwachung von Brennstoffzellenstapeln und Überwachungseinheit
US6304087B1 (en) 2000-09-05 2001-10-16 Midtronics, Inc. Apparatus for calibrating electronic battery tester
US6762587B1 (en) * 2000-09-12 2004-07-13 Recon Industrial Controls Corp. Device and method for monitoring fuel cell performance and controlling a fuel cell system
US20020180447A1 (en) * 2001-05-29 2002-12-05 Stephane Masse Fuel cell voltage monitoring system and the method thereof
US6816797B2 (en) * 2000-09-29 2004-11-09 Hydrogenics Corporation System and method for measuring fuel cell voltage and high frequency resistance
US6638650B1 (en) * 2000-09-29 2003-10-28 Ballard Power Systems Inc. Method and apparatus for detecting transfer leaks in fuel cells and fuel cell stacks
US6774637B2 (en) * 2000-11-30 2004-08-10 Plug Power, Inc. Method of qualifying at least a portion of a fuel cell system and an apparatus employing same
DE10060626A1 (de) 2000-12-06 2002-06-20 Siemens Ag Verfahren zm Erkennen einer Undichtigkeit in einer Brennstoffzelle
US6650968B2 (en) * 2000-12-27 2003-11-18 Plug Power Inc. Technique to regulate an efficiency of a fuel cell system
US6635370B2 (en) * 2001-06-01 2003-10-21 Utc Fuel Cells, Llc Shut-down procedure for hydrogen-air fuel cell system
US6417669B1 (en) 2001-06-11 2002-07-09 Keith S. Champlin Suppressing interference in AC measurements of cells, batteries and other electrical elements
US6788025B2 (en) 2001-06-22 2004-09-07 Midtronics, Inc. Battery charger with booster pack
US6469511B1 (en) 2001-07-18 2002-10-22 Midtronics, Inc. Battery clamp with embedded environment sensor
US6544078B2 (en) 2001-07-18 2003-04-08 Midtronics, Inc. Battery clamp with integrated current sensor
US6861167B2 (en) * 2001-07-25 2005-03-01 Ballard Power Systems Inc. Fuel cell resuscitation method and apparatus
US6953630B2 (en) 2001-07-25 2005-10-11 Ballard Power Systems Inc. Fuel cell anomaly detection method and apparatus
JP4434525B2 (ja) 2001-07-27 2010-03-17 本田技研工業株式会社 燃料電池の異常検出方法
EP1283557A1 (de) * 2001-08-01 2003-02-12 Siemens Aktiengesellschaft Verfahren zum Lokalisieren eines Gaslecks innerhalb einer Brennstoffzellenanordnung
DE10144813A1 (de) * 2001-09-12 2003-03-27 Alstom Switzerland Ltd Verfahren zum Optimieren einer großtechnischen Anlage, insbesondere eines Kraftwerks
US6466026B1 (en) 2001-10-12 2002-10-15 Keith S. Champlin Programmable current exciter for measuring AC immittance of cells and batteries
US6798221B2 (en) * 2001-10-22 2004-09-28 Ballard Power Systems Inc. Method, apparatus and article to test fuel cells
US6703155B2 (en) 2001-11-13 2004-03-09 Avista Laboratories, Inc. Power tap device, fuel cell stack, and method of dividing a fuel cell stack
JP3659582B2 (ja) * 2001-11-20 2005-06-15 本田技研工業株式会社 燃料循環式燃料電池システム
US7132185B2 (en) * 2001-12-14 2006-11-07 Ballard Power Systems Inc. Fuel cell system shunt regulator method and apparatus
US6696819B2 (en) 2002-01-08 2004-02-24 Midtronics, Inc. Battery charge control device
US7067208B2 (en) * 2002-02-20 2006-06-27 Ion America Corporation Load matched power generation system including a solid oxide fuel cell and a heat pump and an optional turbine
US6893756B2 (en) * 2002-04-30 2005-05-17 General Motors Corporation Lambda sensing with a fuel cell stack
AU2003229187A1 (en) * 2002-05-17 2003-12-02 Green Light Power Technologies, Inc. Method and system for verification, calibration and simulation of a fuel cell test station
GB2392028B (en) * 2002-05-29 2004-06-30 Invensys Energy Systems Ltd Improvements in or relating to monitoring of energy storage devices
US6646418B1 (en) * 2002-07-24 2003-11-11 Motorola, Inc. Method and apparatus for fuel cell protection
JP4380231B2 (ja) * 2002-07-30 2009-12-09 株式会社デンソー 燃料電池システム
US7081755B2 (en) * 2002-09-05 2006-07-25 Midtronics, Inc. Battery tester capable of predicting a discharge voltage/discharge current of a battery
US7723993B2 (en) 2002-09-05 2010-05-25 Midtronics, Inc. Electronic battery tester configured to predict a load test result based on open circuit voltage, temperature, cranking size rating, and a dynamic parameter
US7147945B2 (en) * 2002-09-16 2006-12-12 Utc Fuel Cells, Llc System for determining a gas composition within a shut down fuel cell power plant and method of operation
AU2003271440A1 (en) * 2002-09-23 2004-04-08 Hydrogenics Corporation A fuel cell system and method of operating the same
EP1411569B1 (de) 2002-10-03 2013-08-14 Honda Giken Kogyo Kabushiki Kaisha Brennstoffzelle und sein Anschlussaufbau zu einem Steuersystem
US6821663B2 (en) * 2002-10-23 2004-11-23 Ion America Corporation Solid oxide regenerative fuel cell
JP4506075B2 (ja) 2002-11-27 2010-07-21 トヨタ自動車株式会社 燃料電池の診断装置
DK1570538T3 (en) * 2002-12-03 2017-01-23 Hydrogenics Corp Method and Device for Monitoring Fuel Cell Tensions
US6781382B2 (en) 2002-12-05 2004-08-24 Midtronics, Inc. Electronic battery tester
DE10260373A1 (de) * 2002-12-13 2004-06-24 Volkswagen Ag Verfahren und Vorrichtung zur Funktionszustandsprüfung eines elektrischen Energie-Systems sowie ein zugehöriges elektrisches Energie-System
JP4497812B2 (ja) * 2002-12-26 2010-07-07 三洋電機株式会社 燃料電池システム
DE112004000227T5 (de) * 2003-02-04 2006-01-19 Hydrogenics Corp., Mississauga System und Verfahren zum Messen eines inneren Widerstands elektrochemischer Vorrichtungen
US7045238B2 (en) * 2003-03-24 2006-05-16 Ion America Corporation SORFC power and oxygen generation method and system
US6924053B2 (en) * 2003-03-24 2005-08-02 Ion America Corporation Solid oxide regenerative fuel cell with selective anode tail gas circulation
US7482078B2 (en) * 2003-04-09 2009-01-27 Bloom Energy Corporation Co-production of hydrogen and electricity in a high temperature electrochemical system
US7364810B2 (en) 2003-09-03 2008-04-29 Bloom Energy Corporation Combined energy storage and fuel generation with reversible fuel cells
US7575822B2 (en) 2003-04-09 2009-08-18 Bloom Energy Corporation Method of optimizing operating efficiency of fuel cells
US7878280B2 (en) * 2003-04-09 2011-02-01 Bloom Energy Corporation Low pressure hydrogen fueled vehicle and method of operating same
FR2855657B1 (fr) * 2003-05-27 2006-01-21 Helion Procede de surveillance simplifie des cellules d'une pile a combustible.
US6981379B2 (en) * 2003-07-23 2006-01-03 The Japan Research Institute, Limited Power supply system
US9255955B2 (en) 2003-09-05 2016-02-09 Midtronics, Inc. Method and apparatus for measuring a parameter of a vehicle electrical system
US8164343B2 (en) 2003-09-05 2012-04-24 Midtronics, Inc. Method and apparatus for measuring a parameter of a vehicle electrical system
US7154276B2 (en) 2003-09-05 2006-12-26 Midtronics, Inc. Method and apparatus for measuring a parameter of a vehicle electrical system
US9018958B2 (en) 2003-09-05 2015-04-28 Midtronics, Inc. Method and apparatus for measuring a parameter of a vehicle electrical system
US7150927B2 (en) * 2003-09-10 2006-12-19 Bloom Energy Corporation SORFC system with non-noble metal electrode compositions
DE10342146A1 (de) * 2003-09-12 2005-04-07 Daimlerchrysler Ag Verfahren zur Überwachung einer Brennstoffzelleneinheit
US7977914B2 (en) 2003-10-08 2011-07-12 Midtronics, Inc. Battery maintenance tool with probe light
US20050110464A1 (en) * 2003-11-25 2005-05-26 Baker Howard S. Fuel cell voltage monitoring system
US7192666B2 (en) * 2003-12-05 2007-03-20 Microsoft Corporation Apparatus and method for heating fuel cells
US7422810B2 (en) 2004-01-22 2008-09-09 Bloom Energy Corporation High temperature fuel cell system and method of operating same
US7777612B2 (en) 2004-04-13 2010-08-17 Midtronics, Inc. Theft prevention device for automotive vehicle service centers
FR2866475B1 (fr) * 2004-05-11 2006-05-26 Renault Sas Procede et systeme de gestion d'un systeme de pile a combustible
US7772850B2 (en) 2004-07-12 2010-08-10 Midtronics, Inc. Wireless battery tester with information encryption means
US8442877B2 (en) 2004-08-20 2013-05-14 Midtronics, Inc. Simplification of inventory management
US9496720B2 (en) 2004-08-20 2016-11-15 Midtronics, Inc. System for automatically gathering battery information
US8344685B2 (en) 2004-08-20 2013-01-01 Midtronics, Inc. System for automatically gathering battery information
US8436619B2 (en) 2004-08-20 2013-05-07 Midtronics, Inc. Integrated tag reader and environment sensor
FR2876503B1 (fr) * 2004-10-07 2007-02-16 Renault Sas Installation de production d'electricite comportant des piles a combustibles reliees en serie et comportant des moyens pour isoler une pile et procede de pilotage d'une telle installation
US7710119B2 (en) 2004-12-09 2010-05-04 Midtronics, Inc. Battery tester that calculates its own reference values
US20060147771A1 (en) * 2005-01-04 2006-07-06 Ion America Corporation Fuel cell system with independent reformer temperature control
US7514166B2 (en) * 2005-04-01 2009-04-07 Bloom Energy Corporation Reduction of SOFC anodes to extend stack lifetime
US7524572B2 (en) * 2005-04-07 2009-04-28 Bloom Energy Corporation Fuel cell system with thermally integrated combustor and corrugated foil reformer
US8691462B2 (en) * 2005-05-09 2014-04-08 Modine Manufacturing Company High temperature fuel cell system with integrated heat exchanger network
US20060251934A1 (en) * 2005-05-09 2006-11-09 Ion America Corporation High temperature fuel cell system with integrated heat exchanger network
US7858256B2 (en) 2005-05-09 2010-12-28 Bloom Energy Corporation High temperature fuel cell system with integrated heat exchanger network
US7700210B2 (en) 2005-05-10 2010-04-20 Bloom Energy Corporation Increasing thermal dissipation of fuel cell stacks under partial electrical load
JP2006318669A (ja) * 2005-05-10 2006-11-24 Toshiba Corp 燃料電池装置
JP4613694B2 (ja) * 2005-05-25 2011-01-19 トヨタ自動車株式会社 燃料電池自動車及びその制御方法
US20070017368A1 (en) * 2005-07-25 2007-01-25 Ion America Corporation Gas separation method and apparatus using partial pressure swing adsorption
US7591880B2 (en) * 2005-07-25 2009-09-22 Bloom Energy Corporation Fuel cell anode exhaust fuel recovery by adsorption
JP5542332B2 (ja) * 2005-07-25 2014-07-09 ブルーム エナジー コーポレーション アノード排気を部分的にリサイクルする燃料電池システム
US7520916B2 (en) * 2005-07-25 2009-04-21 Bloom Energy Corporation Partial pressure swing adsorption system for providing hydrogen to a vehicle fuel cell
US8101307B2 (en) * 2005-07-25 2012-01-24 Bloom Energy Corporation Fuel cell system with electrochemical anode exhaust recycling
US8715872B2 (en) * 2005-12-27 2014-05-06 Nissan Motor Co., Ltd. Fuel cell system having decreased deterioration during initiation
JP2007179786A (ja) * 2005-12-27 2007-07-12 Nissan Motor Co Ltd 燃料電池システム
EP1806592B1 (de) * 2005-12-29 2017-01-18 Semiconductor Components Industries, LLC Verfahren und System zur Überwachung von Batteriestapeln
US9190693B2 (en) 2006-01-23 2015-11-17 Bloom Energy Corporation Modular fuel cell system
JP5011733B2 (ja) * 2006-01-23 2012-08-29 日産自動車株式会社 燃料電池システム及び燃料電池の加湿状態判定方法
US7659022B2 (en) 2006-08-14 2010-02-09 Modine Manufacturing Company Integrated solid oxide fuel cell and fuel processor
GB0604802D0 (en) * 2006-03-09 2006-04-19 Dfc Energy Ltd Improvements in and relating to fuel cells
US8822094B2 (en) * 2006-04-03 2014-09-02 Bloom Energy Corporation Fuel cell system operated on liquid fuels
EP2011183B1 (de) * 2006-04-03 2016-06-08 Bloom Energy Corporation Brennstoffzellensystem und anlagenperipheriekonfiguration
US8241801B2 (en) 2006-08-14 2012-08-14 Modine Manufacturing Company Integrated solid oxide fuel cell and fuel processor
WO2008030394A2 (en) * 2006-09-06 2008-03-13 Bloom Energy Corporation Flexible fuel cell system configuration to handle multiple fuels
US7846600B2 (en) * 2006-09-21 2010-12-07 Bloom Energy Corporation Adaptive purge control to prevent electrode redox cycles in fuel cell systems
US7968245B2 (en) * 2006-09-25 2011-06-28 Bloom Energy Corporation High utilization stack
WO2008048445A2 (en) 2006-10-18 2008-04-24 Bloom Energy Corporation Anode with remarkable stability under conditions of extreme fuel starvation
US10615444B2 (en) 2006-10-18 2020-04-07 Bloom Energy Corporation Anode with high redox stability
WO2008051368A2 (en) * 2006-10-23 2008-05-02 Bloom Energy Corporation Dual function heat exchanger for start-up humidification and facility heating in sofc system
JP5013311B2 (ja) * 2006-11-22 2012-08-29 トヨタ自動車株式会社 燃料電池システム
US7393603B1 (en) * 2006-12-20 2008-07-01 Bloom Energy Corporation Methods for fuel cell system optimization
US7791348B2 (en) 2007-02-27 2010-09-07 Midtronics, Inc. Battery tester with promotion feature to promote use of the battery tester by providing the user with codes having redeemable value
US7883803B2 (en) * 2007-03-30 2011-02-08 Bloom Energy Corporation SOFC system producing reduced atmospheric carbon dioxide using a molten carbonated carbon dioxide pump
US7833668B2 (en) * 2007-03-30 2010-11-16 Bloom Energy Corporation Fuel cell system with greater than 95% fuel utilization
US20080261099A1 (en) 2007-04-13 2008-10-23 Bloom Energy Corporation Heterogeneous ceramic composite SOFC electrolyte
US7808375B2 (en) 2007-04-16 2010-10-05 Midtronics, Inc. Battery run down indicator
US20080278183A1 (en) * 2007-05-07 2008-11-13 Mound Technical Solutions, Inc. Fuel cell test system
US7846599B2 (en) 2007-06-04 2010-12-07 Bloom Energy Corporation Method for high temperature fuel cell system start up and shutdown
GB2491304B (en) 2007-07-17 2013-01-09 Midtronics Inc Battery tester and electric vehicle
US9274157B2 (en) 2007-07-17 2016-03-01 Midtronics, Inc. Battery tester for electric vehicle
US8920997B2 (en) 2007-07-26 2014-12-30 Bloom Energy Corporation Hybrid fuel heat exchanger—pre-reformer in SOFC systems
US8852820B2 (en) 2007-08-15 2014-10-07 Bloom Energy Corporation Fuel cell stack module shell with integrated heat exchanger
EP2195871B1 (de) 2007-08-20 2019-06-12 Myfc Ab Brennstoffzellenbaugruppe mit rückmeldungssensor
US9246184B1 (en) 2007-11-13 2016-01-26 Bloom Energy Corporation Electrolyte supported cell designed for longer life and higher power
WO2009064391A2 (en) 2007-11-13 2009-05-22 Bloom Energy Corporation Electrolyte supported cell designed for longer life and higher power
CN101515023A (zh) 2007-12-06 2009-08-26 密特电子公司 蓄电池和电池测试器
US9231262B2 (en) * 2007-12-24 2016-01-05 Audi Ag Multi-point fuel cell voltage monitor
US8288041B2 (en) 2008-02-19 2012-10-16 Bloom Energy Corporation Fuel cell system containing anode tail gas oxidizer and hybrid heat exchanger/reformer
US8968958B2 (en) 2008-07-08 2015-03-03 Bloom Energy Corporation Voltage lead jumper connected fuel cell columns
US9287571B2 (en) * 2008-07-23 2016-03-15 Bloom Energy Corporation Operation of fuel cell systems with reduced carbon formation and anode leading edge damage
JP5326423B2 (ja) * 2008-08-20 2013-10-30 トヨタ自動車株式会社 燃料電池システム、および、燃料電池の状態検知方法
US8020430B2 (en) 2008-10-09 2011-09-20 Toyota Motor Engineering & Manufacturing North America, Inc. Passive leak detection devices and systems for detecting gas leaks
TWI401456B (zh) * 2008-10-30 2013-07-11 Atomic Energy Council 燃料電池自動化測試程序之監控裝置
US8639953B2 (en) 2009-03-27 2014-01-28 Schneider Electric It Corporation System and method for gathering information using a power device wherein information is associated with at least one external load
US8386809B2 (en) 2009-03-27 2013-02-26 Schneider Electric It Corporation System and method for configuring a power device
US8732602B2 (en) 2009-03-27 2014-05-20 Schneider Electric It Corporation System and method for altering a user interface of a power device
US8476787B2 (en) * 2009-03-27 2013-07-02 Schneider Electric It Corporation System and method for changing power states of a power device
US9595742B2 (en) * 2009-03-27 2017-03-14 Schneider Electric It Corporation System and method for replacing a battery in an uninterruptible power supply
US9231439B2 (en) * 2009-03-27 2016-01-05 Schneider Electric It Corporation System and method for estimating an efficiency of a power device
US8258792B2 (en) * 2009-05-11 2012-09-04 Semiconductor Components Industries, Llc. Monitoring system and method
EP2259079A1 (de) * 2009-05-27 2010-12-08 Belenos Clean Power Holding AG Spannungsmesssystem von Zellen einer Brennstoffzelle
WO2011000101A1 (en) 2009-06-30 2011-01-06 Greenlight Innovation Corporation Channel, system and method for monitoring voltages
US8617763B2 (en) 2009-08-12 2013-12-31 Bloom Energy Corporation Internal reforming anode for solid oxide fuel cells
JP5868321B2 (ja) * 2009-09-02 2016-02-24 ブルーム エナジー コーポレーション 燃料電池システムおよびその作動方法
EP3432401B1 (de) 2010-01-26 2020-08-12 Bloom Energy Corporation Phasenstabile dotierte zirkonium-elektrolytzusammensetzungen mit geringer zersetzung
US9588185B2 (en) 2010-02-25 2017-03-07 Keith S. Champlin Method and apparatus for detecting cell deterioration in an electrochemical cell or battery
US9425487B2 (en) 2010-03-03 2016-08-23 Midtronics, Inc. Monitor for front terminal batteries
US8152987B2 (en) 2010-04-02 2012-04-10 Recherche 2000 Inc. Method for ensuring and monitoring electrolyzer safety and performances
WO2011130819A1 (en) * 2010-04-23 2011-10-27 Recherche 2000 Inc. Method for ensuring and monitoring electrolyzer safety and performances
US9229062B2 (en) 2010-05-27 2016-01-05 Midtronics, Inc. Electronic storage battery diagnostic system
JP2011249171A (ja) * 2010-05-27 2011-12-08 Toyota Motor Corp 燃料電池システム、燃料電池システムの制御方法、および、燃料電池スタックの劣化判定方法
US11740294B2 (en) 2010-06-03 2023-08-29 Midtronics, Inc. High use battery pack maintenance
US8738309B2 (en) 2010-09-30 2014-05-27 Midtronics, Inc. Battery pack maintenance for electric vehicles
DE112011101892T5 (de) 2010-06-03 2013-03-21 Midtronics, Inc. Akku-Satz-Wartung für elektrische Fahrzeuge
US10046649B2 (en) 2012-06-28 2018-08-14 Midtronics, Inc. Hybrid and electric vehicle battery pack maintenance device
US9419311B2 (en) 2010-06-18 2016-08-16 Midtronics, Inc. Battery maintenance device with thermal buffer
US9201120B2 (en) 2010-08-12 2015-12-01 Midtronics, Inc. Electronic battery tester for testing storage battery
US8440362B2 (en) 2010-09-24 2013-05-14 Bloom Energy Corporation Fuel cell mechanical components
WO2012094514A1 (en) 2011-01-06 2012-07-12 Bloom Energy Corporation Sofc hot box components
US10429449B2 (en) 2011-11-10 2019-10-01 Midtronics, Inc. Battery pack tester
JP5884833B2 (ja) * 2012-01-17 2016-03-15 トヨタ自動車株式会社 燃料電池システム
US9851411B2 (en) 2012-06-28 2017-12-26 Keith S. Champlin Suppressing HF cable oscillations during dynamic measurements of cells and batteries
US11325479B2 (en) 2012-06-28 2022-05-10 Midtronics, Inc. Hybrid and electric vehicle battery maintenance device
US8986899B2 (en) 2012-10-29 2015-03-24 Gm Global Technology Operations, Llc Systems and methods for enhancing fuel cell vehicle startup
US9515344B2 (en) 2012-11-20 2016-12-06 Bloom Energy Corporation Doped scandia stabilized zirconia electrolyte compositions
US9755263B2 (en) 2013-03-15 2017-09-05 Bloom Energy Corporation Fuel cell mechanical components
US9244100B2 (en) 2013-03-15 2016-01-26 Midtronics, Inc. Current clamp with jaw closure detection
US9312575B2 (en) 2013-05-16 2016-04-12 Midtronics, Inc. Battery testing system and method
EP3061146B1 (de) 2013-10-23 2018-03-07 Bloom Energy Corporation Vor-reformer zur selektiven reformierung höherer kohlenwasserstoffe
US10843574B2 (en) 2013-12-12 2020-11-24 Midtronics, Inc. Calibration and programming of in-vehicle battery sensors
US9923289B2 (en) 2014-01-16 2018-03-20 Midtronics, Inc. Battery clamp with endoskeleton design
TWI663771B (zh) 2014-02-12 2019-06-21 美商博隆能源股份有限公司 多個燃料電池和電力電子供給負載並聯以允許整合電化學阻抗頻譜（ｅｉｓ）之燃料電池系統之結構及方法
US10473555B2 (en) 2014-07-14 2019-11-12 Midtronics, Inc. Automotive maintenance system
DE102014218079A1 (de) * 2014-09-10 2016-03-10 Robert Bosch Gmbh Diagnosezelle, Brennstoffzellenvorrichtung mit einer Diagnosezelle sowie Verfahren zum diagnostizieren einer Kraft-Wärme-Kopplungsanwendung
US10222397B2 (en) 2014-09-26 2019-03-05 Midtronics, Inc. Cable connector for electronic battery tester
US10096840B1 (en) 2014-12-15 2018-10-09 Bloom Energy Corporation High temperature air purge of solid oxide fuel cell anode electrodes
US10317468B2 (en) 2015-01-26 2019-06-11 Midtronics, Inc. Alternator tester
US10651496B2 (en) 2015-03-06 2020-05-12 Bloom Energy Corporation Modular pad for a fuel cell system
US10347930B2 (en) 2015-03-24 2019-07-09 Bloom Energy Corporation Perimeter electrolyte reinforcement layer composition for solid oxide fuel cell electrolytes
US9966676B2 (en) 2015-09-28 2018-05-08 Midtronics, Inc. Kelvin connector adapter for storage battery
KR101734689B1 (ko) * 2015-10-15 2017-05-24 현대자동차주식회사 연료전지 차량의 냉각 시스템
US10608353B2 (en) 2016-06-28 2020-03-31 Midtronics, Inc. Battery clamp
US11054480B2 (en) 2016-10-25 2021-07-06 Midtronics, Inc. Electrical load for electronic battery tester and electronic battery tester including such electrical load
US10361442B2 (en) 2016-11-08 2019-07-23 Bloom Energy Corporation SOFC system and method which maintain a reducing anode environment
GB2547502B (en) * 2016-11-10 2018-05-02 Tanktwo Oy Detection of false reporting in a smart battery system
DE102017208770B4 (de) * 2017-05-23 2019-03-28 Audi Ag Verfahren zur Prüfung eines Batteriezustands und Prüfvorrichtung zur Prüfung eines Batteriezustands
US10680251B2 (en) 2017-08-28 2020-06-09 Bloom Energy Corporation SOFC including redox-tolerant anode electrode and system including the same
US11398634B2 (en) 2018-03-27 2022-07-26 Bloom Energy Corporation Solid oxide fuel cell system and method of operating the same using peak shaving gas
US11513160B2 (en) 2018-11-29 2022-11-29 Midtronics, Inc. Vehicle battery maintenance device
US11566972B2 (en) 2019-07-31 2023-01-31 Midtronics, Inc. Tire tread gauge using visual indicator
DE102019214268A1 (de) * 2019-09-19 2021-03-25 Robert Bosch Gmbh Brennstoffzelleneinheit
US11545839B2 (en) 2019-11-05 2023-01-03 Midtronics, Inc. System for charging a series of connected batteries
US11668779B2 (en) 2019-11-11 2023-06-06 Midtronics, Inc. Hybrid and electric vehicle battery pack maintenance device
US11474153B2 (en) 2019-11-12 2022-10-18 Midtronics, Inc. Battery pack maintenance system
DE102019135092A1 (de) * 2019-12-19 2021-06-24 Mtu Friedrichshafen Gmbh Verfahren und Steuereinrichtung zum Betrieb einer Anzahl von Aggregaten jeweils aufweisend eine Brennstoff-Energiewandlungseinheit, und Anzahl von Aggregaten jeweils aufweisend eine Brennstoff-Energiewandlungseinheit mit einer Steuereinrichtung
US11973202B2 (en) 2019-12-31 2024-04-30 Midtronics, Inc. Intelligent module interface for battery maintenance device
US11486930B2 (en) 2020-01-23 2022-11-01 Midtronics, Inc. Electronic battery tester with battery clamp storage holsters

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2621231A (en) * 1948-06-22 1952-12-09 Fox Prod Co Apparatus for testing batteries
US2675522A (en) * 1952-12-12 1954-04-13 Fox Prod Co Method and apparatus for testing storage batteries
US3872457A (en) * 1972-07-31 1975-03-18 Said Ray By Said King Battery monitor
FR2319983A1 (fr) * 1975-07-30 1977-02-25 Procede et dispositif de controle d'une batterie d'accumulateurs
CA1047112A (en) * 1976-03-09 1979-01-23 Majesty (Her) The Queen In Right Of Canada, As Represented By The Minister Of National Defence Battery alarm
US4316185A (en) * 1980-07-17 1982-02-16 General Electric Company Battery monitor circuit
DE3043692C2 (de) * 1980-11-19 1985-07-11 Ingenieurkontor Luebeck Prof. Gabler Nachf. Gmbh, 2400 Luebeck Elektrische Gleichstromquelle
US4424491A (en) * 1981-05-20 1984-01-03 The United States Of America As Represented By The United States Department Of Energy Automatic voltage imbalance detector
JPS6054176A (ja) * 1983-09-01 1985-03-28 Fuji Electric Corp Res & Dev Ltd 積層燃料電池の安全保護装置
JPS60216466A (ja) * 1984-04-11 1985-10-29 Hitachi Ltd 燃料電池発電システム
US4647860A (en) * 1984-05-15 1987-03-03 Marshall James A Apparatus for automating standard voltage reference cell intercomparisons
CA1217528A (en) * 1984-08-20 1987-02-03 Michel Matteau Lithium battery protection circuit
JPS6191877A (ja) * 1984-10-11 1986-05-09 Toshiba Corp 燃料電池発電システム
JPS62163267A (ja) * 1986-01-13 1987-07-20 Mitsubishi Electric Corp 燃料電池システム制御装置
JPS62271357A (ja) * 1986-05-19 1987-11-25 Nippon Kokan Kk <Nkk> レドツクス・フロ−電池のセル破損検出装置
JPH0278159A (ja) * 1988-09-13 1990-03-19 Toshiba Corp 燃料電池系統切替え装置
US4931738A (en) * 1989-01-27 1990-06-05 Kaufel Group, Ltd. Battery monitoring system of cell groups and display
US5252524A (en) * 1992-10-16 1993-10-12 Corning Incorporated Polarizing glasses

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005045926B4 (de) * 2004-09-28 2017-03-23 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Verfahren zum Betreiben eines Brennstoffzellensystems
DE102009031089A1 (de) 2008-08-08 2010-02-25 Mtu Onsite Energy Gmbh Verfahren zur Diagnose einer Brennstoffzellenanordnung
DE102010026638B4 (de) 2009-07-14 2023-03-16 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Verfahren zum Detektieren einer leistungsschwachen Zelle in einem Brennstoffzellenstapel
WO2021254995A1 (de) * 2020-06-16 2021-12-23 Volkswagen Aktiengesellschaft Verfahren zur bestimmung eines zustands einer zelle einer batterie

Also Published As

Publication number Publication date
AU641025B2 (en) 1993-09-09
EP0486654B1 (de) 1996-12-27
AU7978591A (en) 1991-12-31
CA2064031C (en) 1996-03-19
JPH05502973A (ja) 1993-05-20
US5170124A (en) 1992-12-08
WO1991019328A1 (en) 1991-12-12
CA2018639A1 (en) 1991-12-08
ATE146904T1 (de) 1997-01-15
EP0486654A1 (de) 1992-05-27
CA2064031A1 (en) 1992-12-08
DE69123822D1 (de) 1997-02-06

Similar Documents

Publication Publication Date Title
DE69123822D1 (de) Verfahren zur funktionsüberwachung von brennstoffzellen
DE59304443D1 (de) Verfahren zur herstellung von viskosezellstoffen
ATA174984A (de) Verfahren zur herstellung von vliesstoffen
DE69309624T2 (de) Verfahren zur Immobilisierung von Treibstoff
ATA92588A (de) Verfahren zur verwertung von zinkhaeltigen huettenstaeuben und -schlaemmen
DE69123965D1 (de) Verfahren zur herstellung von flüssigkristallzellen
AT379399B (de) Verfahren zur herstellung von optisch aktiven penemen
DE59006484D1 (de) Verfahren zur Entsorgung von Speicherzellen.
DE3761579D1 (de) Verfahren zur kraftstoffzuteilung.
ATA53886A (de) Verfahren zur herstellung von chlordioxid
DE69525456D1 (de) Verfahren zur kultivierung von vogelzellen
ATA340686A (de) Verfahren zur herstellung von oncostatin m
AT377960B (de) Verfahren zur reinigung von niedrig belastetem abwasser
AT386824B (de) Verfahren zur herstellung von n-sulfanyl-3(2-guanidinothazol-4-yl-methylthio)-propionamid n
ATA178085A (de) Verfahren zur herstellung von 1-thiosubstituierten n-methyl-2-nitroaethenaminen
ATA252985A (de) Verfahren zur herstellung von
ATA339286A (de) Verfahren zur herstellung von azoniaspironortropanolestern
ATA83589A (de) Verfahren zur herstellung von formamidinacetat
ATA203290A (de) Verfahren zur abfallverbrennung
AT397651B (de) Verfahren zur herstellung von bromfluormethan
AT385517B (de) Verfahren zur gewinnung von proteinhaeltigen mikroorganismenzellen
DE3777996D1 (de) Verfahren zur elektrochemischen regeneration von koenzymen.
ATA135787A (de) Verfahren zur herstellung von ace-inhibitoren
ATA119884A (de) Verfahren zur herstellung von cephalosporinantibiotika
ATA154484A (de) Verfahren zur gewinnung von pyrethrinen

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: BALLARD POWER SYSTEMS INC., BURNABY, BRITSH COLUMB

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRES

8339 Ceased/non-payment of the annual fee