Motor System with Multiple Connection Bars
AssigneeQuanten Technologies, Inc.
InventorsHengchun Mao, Xuezhong Jia
Life of this patent
Estimating the term…
Abstract
A motor system comprises a device having a plurality of conductors coupled to a plurality of isolated connection bars, wherein the plurality of conductors is divided symmetrically into a plurality of conductor groups, and all conductors in a conductor group are connected to a connection bar, a first power converter group connected between a first power source and a first conductor group, a second power converter group connected between a second power source and a second conductor group, wherein the first group of conductors and the second group of conductors are configured such that a charge balance between the first power source and a second power source is achieved and a rotor magnetically coupled to a stator.
Claims20
An apparatus comprising:
- a rotor magnetically coupled to a stator;
- a plurality of connection bars, wherein the plurality of connection bars is isolated from each other;
- and
- a plurality of conductors divided symmetrically into a plurality of groups and coupled to a plurality of power converters, wherein:
- a first end of a conductor is connected to a connection bar;
- a second end or a connector is configured to be coupled to a power converter of the plurality of power converters;
- and
- the plurality of groups of the plurality of conductors is arranged in a symmetrical manner.
A system comprising:
- a device having a plurality of conductors coupled to a plurality of isolated connection bars, wherein the plurality of conductors is divided symmetrically into a plurality of conductor groups, and all conductors in a conductor group are connected to a connection bar;
- a first power converter group connected between a first power source and a first conductor group;
- a second power converter group connected between a second power source and a second conductor group, wherein the first conductor group and the second conductor group are configured such that a charge balance between the first power source and a second power source is achieved;
- and
- a rotor magnetically coupled to a stator.
A method comprising:
- providing a device comprising a plurality of conductors, wherein the plurality of conductors is divided symmetrically into a plurality of groups, and all conductors in a group are coupled to a connection bar;
- coupling a plurality of power converter groups having a plurality of power sources to the plurality of conductors, wherein power converters in a group are connected to a power source, and wherein the plurality of power sources is connected in series;
- and
- controlling the plurality of power converter groups such that a charge balance is achieved between the plurality of power sources.
Dependencies are inferred from the claim text.