摘要:
Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, composition of matter, and/or user interface adapted for and/or resulting from, and/or a method and/or machine-readable medium storing machine-implementable instructions for, activities that can comprise and/or relate to, via magnetic radial bearings, magnetically levitating a rotating shaft, each of said magnetic radial bearings comprising stator magnet groups, each of said stator magnet groups comprising stator magnets, each of said stator magnet groups operatively adapted to fully support said rotating shaft independently of each other of said stator magnet groups so that the magnetic bearing system continues to operate with the failure of one or more components of the system.
摘要:
A machine is provided including magnetic radial bearings to magnetically levitate a rotating shaft. Each of the magnetic radial bearings includes stator magnet groups. Each of the stator magnet groups includes stator magnets. Each of the stator magnet groups is operatively configured to fully support the rotating shaft independently of each other stator magnet group of the stator magnet groups so that the machine continues to operate with the failure of one or more components of the machine.
摘要:
An electric machine is provided including a rotor having a plurality of magnets retained on the rotor. The plurality of magnets are retained via a sleeve. The sleeve is retained via a band. The band includes a stacked plurality of washer laminations. Each of the plurality of washer laminations is electrically insulated from an adjacent washer lamination.
摘要:
Certain exemplary embodiments can comprise a system comprising a channel adapted to guide a coolant, the channel bounded at least in part by an inner channel wall defined by a motor housing adapted to substantially surround a stator of an electric motor, the inner channel wall adapted to conduct, to the coolant, heat generated by the stator.
摘要:
A magnetic bearing thrust stator is provided including, a plurality of stator sectors. Each of the stator sectors includes a semi-circumferentially slotted stator portion including a plurality of semi-circumferential poles and a first coil portion shaped to fit substantially within the semi-circumferentially slotted stator portion.
摘要:
Certain exemplary embodiments can provide a machine comprising: a magnetic thrust bearing comprising: a rotor portion; a stator portion; and a housing substantially surrounding said stator portion and said rotor portion; said rotor portion comprising a thrust disk adapted to be circumferentially attached to a rotor and to rotate with the rotor, said thrust disk defining a thrust disk first side and a thrust disk second side, said first side opposing said second side.
摘要:
A machine is provided, including a magnetic thrust bearing having a rotor portion, a stator portion, and a housing. The housing substantially surrounds the stator portion and the rotor portion. The rotor portion includes a thrust disk adapted to be circumferentially attached to a rotor and to rotate with the rotor. The thrust disk defines a thrust disk first side and a thrust disk second side, the first side being opposite to the second side.
摘要:
Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, composition of matter, and/or user interface adapted for and/or resulting from, and/or a method and/or machine-readable medium comprising machine-implementable instructions for, activities that can comprise and/or relate to: via a thrust stator of a magnetic bearing, the thrust stator adapted to be split into sectors so that a shaft of a machine can be removed from the magnetic bearing, producing an axi-symmetric field at each pole face of the thrust stator when the sectors are operatively assembled in the machine; and/or a magnetic bearing thrust stator, comprising a plurality of stator sectors, each of the stator sectors comprising a semi-circumferentially slotted stator portion comprising a plurality of semi-circumferential poles and a first coil portion shaped to fit substantially within the semi-circumferentially slotted stator portion.
摘要:
Certain exemplary embodiments comprise a system, which can comprise a radial magnetic bearing static portion. The radial magnetic bearing static portion can comprise a plurality of electromagnets. The radial magnetic bearing static portion can comprise a plurality of pulse width modulated amplifiers, each of which can be adapted to provide electrical energy to a corresponding electromagnet of the plurality of electromagnets.
摘要:
At least one exemplary embodiment of the present invention includes a capacitive sensing system, comprising a sensing conductor coupleable to a grounded target by a gap capacitance Cd, said grounded target separated from said sensing conductor by a gap having a width. The capacitive sensing system also comprises a circuit connected to said sensing conductor, an input signal having an input frequency fosc provided to said circuit through an input resistance Rd, an output signal of said circuit having an output voltage varying linearly with the width of the gap when the impedance of the gap capacitance 1/(2πfoscCd) approaches or exceeds the input resistance Rd.