Circuit arrangements for AC mains or AC distribution networks

Classification Context

Section:

ELECTRICITY

Class:

GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER

Subclass:

ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY

Child Classifications

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• H02J 3/001 Arrangements for handling faults or abnormalities, e.g. emergencies or contingencies
• H02J 3/007 Arrangements for selectively connecting one or more loads to one or more power sources or power lines
• H02J 3/008 Circuit arrangements for power supply or distribution technologies responsive to energy trading
• H02J 3/01 Arrangements for reducing harmonics or ripples
• H02J 3/02 using a single network for simultaneous distribution of AC power at different frequencies
• H02J 3/04 Arrangements for connecting networks of the same frequency but supplied from different sources
• H02J 3/1 Current-controlled supply systems, e.g. constant-current supply systems
• H02J 3/11 Arrangements for adjusting frequency in AC networks, e.g. by control of active power
• H02J 3/12 Arrangements for adjusting voltage in AC networks by changing a characteristic of the network load
• H02J 3/17 Demand-responsive operation of AC power transmission or distribution networks
• H02J 3/18 Arrangements for adjusting, eliminating or compensating reactive power in networks
• H02J 3/26 Arrangements for eliminating or reducing asymmetry in polyphase networks
• H02J 3/28 Arrangements for balancing of the load in networks by storage of energy
• H02J 3/34 Arrangements for transfer of electric power between networks of substantially different frequency
• H02J 3/36 Arrangements for transfer of electric power between AC networks via high-voltage DC [HVDC] links; Arrangements for transfer of electric power between generators and networks via HVDC links
• H02J 3/38 Arrangements for feeding a single network from two or more generators or sources in parallel; Arrangements for feeding already energised networks from additional generators or sources in parallel