An electrical assembly (20) comprises: a voltage source converter (22) including first and second DC terminals (26,28) and at least one AC terminal, the first and second DC terminals (26,28) being respectively connectable to first and second DC power trans...

The AC-DC power booster includes an electromagnetic interference (EMI) filter circuit that is included to convert alternating current (AC) power from among applied AC power and direct current (DC) power, to DC power to be output; a power factor correction ...

Provided is an alternating current (AC) and direct current (DC) power supply device in which normal power and power of a solar cell is used to supply not only AC power but also DC power, particularly, power of a solar cell is first supplied as DC power or ...

A power supply (100) for providing power to a load includes a first subconverter (106) having input terminals for coupling to a first input power source and output terminals and a second subconverter (110) having input terminals for coupling to a second in...

A power transfer method in a variable frequency electric power generation system (100) includes determining that initial power quality conditions the variable frequency electric power generation system are satisfied, sending a power-ready signal, receiving...

It is described a power distribution system for distributing electric power generated by a wind farm (100) between (a) an AC power transmission link (150) and (b) a DC power transmission link (160), wherein both power transmission links (150, 160) connect ...

The invention provides an electricity distribution system, which can keep a voltage to ground low, and can commonly detect abnormity, such as an electrical leak etc. produced in AC and DC feed lines. An AC-DC converter 21 is installed between the AC feed l...

An electric power transmission system (200) for an electric power generator (120) includes a high voltage direct current (HVDC) conductor (108). The system also includes a power conversion assembly (205) coupled to said HVDC conductor, said power conversio...

The invention relates to a system to store and to transmit electrical power. The system comprises at least one storage system, at least one bidirectional converter, at least one load coupled to a network, wherein the load is adapted to both, receive electr...

The arrangement has a first reactive impedance (30) bridging a mains switch (12) and forming a series circuit with a second reactive impedance for connection to the mains voltage for supplying a rectifier (31), a first load circuit (34) containing the firs...