A power generator starts an engine by overcoming an inrush current occurs. A calculator (21) retrieves an outputtable current of a generator according to an engine speed. A calculator (23) calculates the lacking amount of the outputtable current relative t...

A hybrid working machine has an electric power accumulator charged by a generator driven by an engine and has an electrical load driven with electric power from the electric power accumulator. The hybrid working machine includes a direct-current bus electr...

The system has charging state determining units (24) to find charging state of electrical energy storage units (10). Charging state comparison units (36) compare the charging state with a preset range of high charging state. Charging limiting units (38) li...

A stator coil 14, being a rectangular coil, is wound on a salient pole, striding across a plurality of slots, while being inserted sequentially through the inlet of a predetermined slot of the stator core. The stator coil comprises two slot inserts SC-S1 a...

A railway car drive system comprising a first railway car (1) mounting a power generation means (10), a power converter (20), a driving motor and a power storage means (50); a second railway car (2) mounting a power converter (20), a driving motor and a po...

A current detection device used for a plurality of rotating electric machines (2,3,4;42,43) is provided. The rotating electric machines (2,3,4;42,43) are supplied with a composite current (I1-I12;I1-I9) containing a plurality of frequency components (F1,F2...

The device has a thermo-generator (1) that can be thermally coupled to a heat source (2) and a regulator (5) for guaranteeing a defined output voltage from the thermo-generator. The regulator is designed to maintain the temperature behavior of the thermo-g...