IPC-Stelle: H02J 3/50 [Version 2006.01]

SymbolTypTitel
HSKSECTION H — ELECTRICITY
H02KLGENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
H02JUKLCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY (power supply circuits for apparatus for measuring X-radiation, gamma radiation, corpuscular radiation or cosmic radiation G01T 1/175; electric power supply circuits specially adapted for use in electronic time-pieces with no moving parts G04G 19/00; for digital computers G06F 1/18; for discharge tubes H01J 37/248; circuits or apparatus for the conversion of electric power, arrangements for control or regulation of such circuits or apparatus H02M; interrelated control of several motors, control of a prime-mover/generator combination H02P; control of high-frequency power H03L; additional use of power line or power network for transmission of information H04B)
H02J 1/00HGRCircuit arrangements for dc mains or dc distribution networks
H02J 1/02UGR1
.Arrangements for reducing harmonics or ripples (in converters H02M 1/00)
H02J 1/04UGR1
.Constant-current supply systems
H02J 1/06UGR1
.Two-wire systems
H02J 1/08UGR1
.Three-wire systems; Systems having more than three wires
H02J 1/10UGR1
.Parallel operation of dc sources (involving batteries H02J 7/34)
H02J 1/12UGR2
. .Parallel operation of dc generators with converters, e.g. with mercury-arc rectifier
H02J 1/14UGR1
.Balancing the load in a network (by batteries H02J 7/34)
H02J 1/16UGR2
. .using dynamo-electric machines coupled to flywheels
H02J 3/00HGRCircuit arrangements for ac mains or ac distribution networks
H02J 3/01UGR1
.Arrangements for reducing harmonics or ripples (in converters H02M 1/00) [3]
H02J 3/02UGR1
.using a single network for simultaneous distribution of power at different frequencies; using a single network for simultaneous distribution of ac power and of dc power
H02J 3/04UGR1
.for connecting networks of the same frequency but supplied from different sources
H02J 3/06UGR2
. .Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
H02J 3/08UGR2
. .Synchronising of networks
H02J 3/10UGR1
.Constant-current supply systems
H02J 3/12UGR1
.for adjusting voltage in ac networks by changing a characteristic of the network load
H02J 3/14UGR2
. .by switching loads on to, or off from, network, e.g. progressively balanced loading
H02J 3/16UGR2
. .by adjustment of reactive power
H02J 3/18UGR1
.Arrangements for adjusting, eliminating, or compensating reactive power in networks (for adjustment of voltage H02J 3/12; use of Petersen coils H02H 9/08)
H02J 3/20UGR2
. .in long overhead lines
H02J 3/22UGR2
. .in cables
H02J 3/24UGR1
.Arrangements for preventing or reducing oscillations of power in networks (by control effected upon a single generator H02P 9/00)
H02J 3/26UGR1
.Arrangements for eliminating or reducing asymmetry in polyphase networks
H02J 3/28UGR1
.Arrangements for balancing the load in a network by storage of energy
H02J 3/30UGR2
. .using dynamo-electric machines coupled to flywheels
H02J 3/32UGR2
. .using batteries with converting means
H02J 3/34UGR1
.Arrangements for transfer of electric power between networks of substantially different frequency (frequency converters H02M)
H02J 3/36UGR1
.Arrangements for transfer of electric power between ac networks via a high-tension dc link
H02J 3/38UGR1
.Arrangements for parallelly feeding a single network by two or more generators, converters, or transformers
H02J 3/40UGR2
. .Synchronising a generator for connection to a network or to another generator
H02J 3/42UGR3
. . .with automatic parallel connection when synchronism is achieved
H02J 3/44UGR3
. . .with means for ensuring correct phase sequence
H02J 3/46UGR2
. .Controlling the sharing of output between the generators, converters, or transformers
H02J 3/48UGR3
. . .Controlling the sharing of the in-phase component
H02J 3/50UGR3
. . .Controlling the sharing of the out-of-phase component
H02J 4/00HGRCircuit arrangements for mains or distribution networks not specified as ac or dc [2]
H02J 5/00HGRCircuit arrangements for transfer of electric power between ac networks and dc networks (H02J 3/36 takes precedence)
H02J 7/00HGRCircuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 7/02UGR1
.for charging batteries from ac mains by converters
H02J 7/04UGR2
. .Regulation of the charging current or voltage
H02J 7/06UGR3
. . .using discharge tubes or semiconductor devices
H02J 7/08UGR4
. . . .using discharge tubes only
H02J 7/10UGR4
. . . .using semiconductor devices only
H02J 7/12UGR3
. . .using magnetic devices having controllable degree of saturation, i.e. transductors
H02J 7/14UGR1
.for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
H02J 7/16UGR2
. .Regulation of the charging current or voltage by variation of field
H02J 7/18UGR3
. . .due to variation of ohmic resistance in field circuit, using resistance switching in or out of circuit step by step
H02J 7/20UGR3
. . .due to variation of continuously-variable ohmic resistor
H02J 7/22UGR3
. . .due to variation of make-to-break ratio of intermittently-operating contacts, e.g. using Tirrill regulator
H02J 7/24UGR3
. . .using discharge tubes or semiconductor devices
H02J 7/26UGR3
. . .using magnetic devices with controllable degree of saturation
H02J 7/28UGR3
. . .using magnetic devices with controllable degree of saturation in combination with controlled discharge tube or controlled semiconductor device
H02J 7/30UGR3
. . .using armature-reaction-excited machines
H02J 7/32UGR1
.for charging batteries from a charging set comprising a non-electric prime mover
H02J 7/34UGR1
.Parallel operation in networks using both storage and other dc sources, e.g. providing buffering (H02J 7/14 takes precedence) [4]
H02J 7/35UGR2
. .with light sensitive cells [4]
H02J 7/36UGR1
.Arrangements using end-cell switching
H02J 9/00HGRCircuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (with provision for charging standby battery H02J 7/00)
H02J 9/02UGR1
.in which an auxiliary distribution system and its associated lamps are brought into service
H02J 9/04UGR1
.in which the distribution system is disconnected from the normal source and connected to a standby source
H02J 9/06UGR2
. .with automatic change-over
H02J 9/08UGR3
. . .requiring starting of a prime-mover
H02J 11/00HGRCircuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed, or converted (emergency or standby arrangements H02J 9/00)
H02J 13/00HGRCircuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H02J 15/00HGRSystems for storing electric energy (mechanical systems therefor F01-F04; in chemical form H01M) [2]
H02J 17/00HGRSystems for supplying or distributing electric power by electromagnetic waves [3]