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WO/2000/055961A1 |
A reluctance motor capable of sufficiently increasing a torque and output, wherein platy permanent magnets (24) are disposed at oppposite edges (S2) of salient poles (22) projecting from a rotor yoke (21), with one edge of each permanent...
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WO/2000/054391A1 |
The invention relates to an improved structure of medium frequency and low speed electrical machine, in particular suitable for machine with large number of poles. Rotor is of permanent magnetic or electrically excited or induced, and nu...
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WO/2000/040446A1 |
The invention concerns a vehicle comprising a structure (12) mounted on at least one axle (13) provided with wheels (11). Said driving device (10) comprises an electric motor (17, 33, 45) borne by the vehicle structure (12) having a stat...
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WO/2000/038302A2 |
The present invention relates to an electrical machine comprising one ore several stators (20) edified by one or several statorpackages (21) that consists of one or several statorsections (22). The core (23) of the statorpackage is arran...
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WO/2000/038301A1 |
The invention concerns a rotating electric machine comprising a stator (10) equipped with armature coils (18) and a rotor (20) mounted rotating inside the stator, the rotor having a rotor part (210) with permanent magnet(s) and a rotor p...
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WO/2000/033439A1 |
The invention concerns a vehicle alternator comprising a rotor (2) including a shaft (4), two plates (8) comprising nested pole horns (12), magnets (14) extending between the pole horns, and members (16) for maintaining the magnets. The ...
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WO/2000/033440A1 |
The invention concerns a motor vehicle alternator comprising a rotor (2) including nested pole horns (12), magnets (28) arranged between the pole horns, and at least a band (26) maintaining the magnets. The band(s) (26) extends over a ci...
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WO/2000/031858A1 |
The invention relates to an electromagnetic axial machine. Said machine is provided with a rotating shaft (2; 102), an induction element (4; 104) with at least two parallel windings (5, 7; 105, 107) and an exciter element (9; 109) which ...
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WO/2000/025409A1 |
A three phase switched reluctance machine (10) including a rotor (40) having both wide poles (54) and narrow poles (44), with a narrow pole (44) on each side of a wide rotor pole (54). The rotor poles being dimensioned such that the narr...
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WO/2000/022719A1 |
An electric machine, especially a three-phase generator, with an exciter (26) in the form of a claw-pole machine that delivers a required exciting current for a generator. The exciter is arranged to the side of the generator and its dime...
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WO/2000/017989A1 |
A rotating field, synchronized electric generator or motor in which the magnetic field (20) that the armature (30) produces can rotate relative to the stator (21) at a speed significantly different from that of the armature (30), under e...
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WO/2000/014851A1 |
A synchronous multiphase rotary electrical machine (30) comprising in one preferred embodiment, a stator teeth (34) grouped into two or more sets. Each set (34) is associated with an armature winding (36) wound in a plane perpendicular t...
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WO/2000/014860A1 |
The present invention pertains to the construction of alternative-current electric machines that include separate magnetic conductors. The purpose of this invention is to eliminate the zero-induction areas on the outer surface of the pla...
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WO/2000/013292A2 |
A rotating elelctric machine comprising a stator (2) and a rotor (1). The stator includes a core of a magnetizable material and a winding (8). The rotor rotates in relation to the stator with one degree of freedom. The stator comprises a...
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WO/2000/009886A2 |
A fluid pump (110) includes a housing (112) having a passage therethrough with an inlet (116) and an outlet (120). An impeller (124) is positioned within the housing (112) and includes an impeller axis (126), an inlet side (128) and an o...
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WO/2000/008737A1 |
The present invention can be used in power producing and controlling systems, and essentially relates to a power generating apparatus which comprises a generator coupled to a primary motor (1) as well as an automatic control system. The ...
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WO/2000/007283A1 |
The electrical motor, especially a three-phase alternator, has a stator (21) fixed in a housing (10) and a claw-pole rotor (23) having an exciting winding (28) and fixed on a shaft (13). An electric transformer (29) for exciting the exci...
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WO/2000/003469A2 |
According to the invention, the number of stator pole teeth (201, 202) and rotor pole teeth (301) of an electrical machine driven as a reluctance motor can be selected in such a way that three magnetized air gaps are formed with minimum ...
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WO/2000/001058A1 |
Divided magnet rotors R having a stepped skew rather than a helical skew are described. The stepped skew enables the use of straight magnet sections (44) that can be inserted into the rotor core notches (38) thereby eliminating the need ...
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WO/1999/067871A1 |
The invention concerns an electric machine comprising a stator (1) and a rotor (2), the stator including at least a stator coil (14) housed in at least a couple of slots (13), the rotor including at least two successive excitation magnet...
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WO/1999/066627A1 |
The present invention relates to a universal electric motor with variable air gap. It has a rotor (1) with one or more attraction steps and a stator (2) provided with an excitation system. The excitation system comprises, mounted consecu...
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WO/1999/061193A1 |
Electric power generation apparatus, for use in conjunction with a source of rotary power (21) having a battery (32) associated therewith, comprising: one or more rotors (50), which are driven to rotate by the source of rotary power; one...
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WO/1999/059236A1 |
An inductor-alternator provides highly efficient conversion between mechanical and electrical energy. The inductor-alternator produces increased output by providing armature coils in a single airgap formed between two halves of a toothed...
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WO/1999/050951A1 |
The invention relates to a synchronous-machine rotor, primarily for brushless self-excited synchronous generators, which is designed as a laminated cylindrical synchronous-machine rotor without squirrel-cage. The essence of the invention...
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WO/1999/035731A1 |
A static or dynamic exciter slotless synchronous generator characterized in that a stator comprises a hollow cylinder and two discs connecting with the two ends of the hollow cylinder, a stator support is made of non-magnetic material, e...
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WO/1999/034497A1 |
A low-loss magnetic core of the claw-pole type for use in generating electrical power with a high frequency alternator is disclosed. A rotor (30), driven by a shaft (36), is made of pairs of individual poles (32) of alternating polarity ...
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WO/1999/031788A1 |
An auxiliary power source comprising a generator driven by an electric motor or other drive means, the rotor (10) of the generator has multiple core elements (11A-11D) mounted side-by-side relatively to provide a large number of poles (1...
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WO/1999/029017A1 |
The invention relates to a method for manufacturing a winding of a stator for a rotating electric machine for high voltage, the stator comprising a core (2) provided with slots for receiving the winding in radial layers at different radi...
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WO/1999/029011A1 |
The invention relates to a rotating electric machine with a magnetic core (1). The core (1) is provided with slots (2) for a winding. According to the invention, the winding comprises an electric conductor for high voltage. During at lea...
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WO/1999/029015A2 |
A rotating electric machine for direct connection to high-voltage networks, in which the magnetic circuit adapted for high voltage comprises a rotor, stator and main and auxiliary windings in operative relation. At least one of the windi...
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WO/1999/029022A1 |
An insulated conductor (10) for high-voltage windings in electric machines comprises a number of strands (12), a first semi-conductive layer (14) surrounding the strands (12), a first insulating layer (16) surrounding the first semi-cond...
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WO/1999/029034A1 |
The invention relates to a system (20) for adaptation/optimization of the speed of a rotating electric machine (22) included in the system (20), which machine is intended to be directly connected to a distribution or transmission network...
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WO/1999/026332A1 |
A high performance alternator using duplex mode generation wherein the alternator (10) is designed using two windings (12, 20) instead of one. The first winding (12) is wound with the proper number of turns and wire size to provide optim...
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WO1999017431B1 |
The invention relates to a reluctance motor, comprising a stator (1) with a three-phase current stator winding for generating a magnetic rotary field, and a rotor (3) which consists mainly of a ferromagnetic material and is arranged on a...
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WO/1999/023742A1 |
A rotor for an electrical machine according to one embodiment of the present invention comprises a shaft (16) defining an axis of rotation of the rotor, and first and second pole pieces (12, 14) affixed to the shaft (16) for rotation the...
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WO/1999/019961A1 |
A brushless synchronous rotary electrical machine comprises stationary stator windings (80, 86) and toroidal inner windings (54, 56). The toroidal inner windings (54, 56) are stationary helical windings, concentric with the rotor shaft (...
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WO/1999/019963A1 |
A rotating electric machine of a type with rotating field circuit, intended for direct connection to a distribution or transmission network. At least one electric winding of the machine comprises at least one electric conductor, a first ...
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WO/1999/019968A1 |
A synchronous machine is intended for direct connection to a distribution or transmission network. At least one stator winding (2) of the machine comprises at least one electric conductor, a first layer with semiconducting properties sur...
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WO/1999/017427A1 |
The magnetic circuit of a synchronous compensator plant is included in an electric machine which is directly connected to a high supply voltage of 20 - 800 kV, preferably higher than 36 kV. The electric machine is provided with solid ins...
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WO/1999/017426A2 |
An electric power plant comprises at least one electric machine (2, 4, 6, 8) of alternating current type designed to be connected directly to a distribution or transmission network and comprising at least one electric winding. The windin...
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WO/1999/017423A2 |
The electric machine, especially a rotor-type generator with a field winding (24) and a magnet wheel (18) connected to the drive shaft (18), comprises a magnet wheel (19) which is fixed on both sides by a magnet wheel shaft (18). The sin...
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WO/1999/017433A2 |
An electric power plant comprises at least one rotating electric machine (G1), intended to be connected directly to a distribution or transmission network and comprising at least one electric winding. The winding comprises at least one e...
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WO/1999/017424A1 |
The invention relates to a rotating electric machine having a magnetic circuit for high voltage. The machine has a stator (11), the winding of which comprises a high-voltage cable (1), and a rotor (9) surrounding the stator (11).
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WO/1999/017432A1 |
A rotary electric machine of alternating current type designed to be connnected directly to a distribution or transmission network comprises at least one electric winding. The winding comprises at least one electric conductor, a first la...
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WO/1999/014847A1 |
The Variable Speed Universal Machine (VSUM) is an electrical, AC rotating machine assembly capable of operating as a motor or alternator. The VSUM, operating as a motor, uses a fixed or variable-frequency AC or DC power source to provide...
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WO/1999/013554A1 |
A high inertia inductor-alternator energy storage device provides backup energy in a simple, compact device. The inductor-alternator stores an acceptable level of energy via an improved rotor that provides a high level of rotational iner...
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WO/1999/012247A1 |
The invention concerns an electric machine, in particular three-phase alternator, comprising a winding capable of being run through by a rotating magnetic field. Several coils of said winding are respectively interconnected to at least o...
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WO/1999/008368A1 |
A reluctance motor has an annular stator with at least one air gap, and a rotor segment which is arranged in said air gap, parallel to the central axis of the stator, in such that it can move. According to the invention, the breadth of t...
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WO/1999/008365A1 |
The present invention provides a rotor for an electrical machine. The rotor comprises first and second pole pieces (12, 14) defining an axis of rotation of the rotor. The first pole piece (12) comprises a body (32) and a plurality of pol...
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WO/1999/005771A1 |
The invention provides a method of providing a substantially stable supply of electrical energy under loading conditions. The method includes the steps of: 1) connecting a first generator connectably with a drive shaft of a drive means; ...
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