Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries


  • CPC
  • H02J7/00
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H02J7/0003with provision for charging different types of batteries H02J7/0004with data exchange between battery and charger H02J7/0006using passive battery identification means H02J7/0008in response to measured battery parameters H02J7/0009using switches, contacts or markings H02J7/0011with charge circuits contained within battery unit H02J7/0013for charging several batteries simultaneously or sequentially H02J7/0014Circuits for equalisation of charge between batteries H02J7/0016using shunting, discharge or bypass circuits H02J7/0018using separate charge circuits H02J7/0019using switched or multiplexed charge circuits H02J7/0021Monitoring or indicating circuits H02J7/0022Management of charging with batteries permanently connected to charge circuit H02J7/0024Parallel/serial switching of connection of batteries to charge or load circuit H02J7/0026using safety or protection circuits H02J7/0027Stations for charging mobile units H02J7/0029with safety devices H02J7/0031using battery or load disconnect circuits H02J7/0032disconnection of loads if battery is not under charge H02J7/0034using reverse polarity correcting or protecting circuits H02J7/0036using connection detecting circuits H02J7/0042characterised by the mechanical construction H02J7/0044specially adapted for holding portable devices containing batteries H02J7/0045concerning the insertion or the connection of the batteries H02J7/0047with indicating devices H02J7/0052Charge circuits only H02J7/0054Battery to battery charging H02J7/0055adapted for charging from various sources H02J7/0057adapted for charge maintenance or battery rejuvenation H02J7/0063Circuits adapted for supplying loads only H02J7/0065using converters specially adapted for use with a battery H02J7/0068Battery or charger load switching H02J7/007Regulation of charging current or voltage H02J7/0072using semiconductor devices only H02J7/0073with a programmable charge schedule H02J7/0075for charge maintenance, battery initiation or rejuvenation H02J7/0077the charge cycle being terminated in response to electric parameters H02J7/0078in response to discharge current H02J7/008with the battery connected to the charge circuit H02J7/0081and in response to battery voltage gradient H02J7/0083and in response to charge current gradient H02J7/0085with the battery disconnected from the charge circuit H02J7/0086and in response to battery voltage H02J7/0088the charge cycle being terminated in response to non-electric parameters H02J7/009in response to degree of gas development in the battery H02J7/0091in response to temperature of the battery H02J7/0093with introduction of pulses during the charging process H02J7/02for charging batteries from ac mains by converters H02J7/022characterised by the type of converter H02J7/025using non-contact coupling H02J7/027with safety or indicating device H02J7/04Regulation of charging current or voltage H02J7/041with a programmable charge schedule H02J7/042the charge cycle being controlled in response to a measured parameter H02J7/044in response to integrated charge or discharge current H02J7/045in response to voltage or current H02J7/047in response to temperature H02J7/048in response to degree of gas development in the battery H02J7/06using discharge tubes or semiconductor devices H02J7/08using discharge tubes only H02J7/082with a programmable charge schedule H02J7/085the charge cycle being terminated in response to electric parameters H02J7/087the charge cycle being terminated in response to non-electric parameters H02J7/12using magnetic devices having controllable degree of saturation H02J7/125in combination with discharge tubes or semiconductor devices H02J7/14for charging batteries from dynamo-electric generators driven at varying speed H02J7/1407on vehicles not being driven by a motor H02J7/1415with a generator driven by a prime mover other than the motor of a vehicle H02J7/1423with multiple batteries or generators H02J7/1438in combination with power supplies for loads other than batteries H02J7/1446in response to parameters of a vehicle H02J7/1453with temperature compensation H02J7/1461with safety or indicationg devices H02J7/1469Regulation of the charging current or voltage otherwise than by variation of field H02J7/1476by mechanical action on the generator H02J7/1484by commutation of the output windings of the generator H02J7/1492by means of controlling devices between the generator output and the battery H02J7/16Regulation of the charging current or voltage by variation of field H02J7/163with special means for initiating or limiting the excitation current H02J7/166with safety or indicating devices H02J7/18due to variation of ohmic resistance in field circuit, using resistance switching in or out of circuit step by step H02J7/20due to variation of continuously variable ohmic resistor H02J7/22due to variation of make-to-break ratio of intermittently-operating contacts H02J7/225characterised by the mechanical construction H02J7/24using discharge tubes or semiconductor devices H02J7/241using discharge tubes only H02J7/242using semiconductor devices as final control devices H02J7/244with on/off action H02J7/245with pulse modulation H02J7/247using thyristors or triacs as final control devices H02J7/248characterised by the mechanical construction H02J7/26using magnetic devices with controllable degree of saturation H02J7/28using magnetic devices with controllable degree of saturation in combination with controlled discharge tube or controlled semiconductor device H02J7/30using armature-reaction-excited machines H02J7/32for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed H02J7/322by variation of field, using discharge tubes H02J7/324by variation of field, using semiconductor devices H02J7/326by variation of field, using armature-reaction-excited machines H02J7/328by variation of field, using magnetic devices having controllable degree of saturation H02J7/34Parallel operation in networks using both storage and other dc sources H02J7/345using capacitors as storage or buffering devices H02J7/35with light sensitive cells H02J7/355characterised by the mechanical construction H02J7/36Arrangements using end-cell switching