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公开(公告)号：US08410656B2
公开(公告)日：2013-04-02
申请号：US12609652
申请日：2009-10-30
申请人： Murtuza Lokhandwalla , James Pellegrino Alexander , Ayman Mohamed Fawzi El-Refaie , Manoj Ramprasad Shah , Owen Scott Quirion
发明人： Murtuza Lokhandwalla , James Pellegrino Alexander , Ayman Mohamed Fawzi El-Refaie , Manoj Ramprasad Shah , Owen Scott Quirion
IPC分类号： H02K1/16
CPC分类号： H02K1/148
摘要： An electric machine and stator assembly are provided that include a continuous stator portion having stator teeth, and a tooth tip portion including tooth tips corresponding to the stator teeth of the continuous stator portion, respectively. The tooth tip portion is mounted onto the continuous stator portion.
摘要翻译： 提供了一种电机和定子组件，其包括具有定子齿的连续定子部分和包括与连续定子部分的定子齿相对应的齿尖的齿顶部分。 齿尖部分安装在连续的定子部分上。
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公开(公告)号：US07994668B2
公开(公告)日：2011-08-09
申请号：US12467382
申请日：2009-05-18
申请人： William Dwight Gerstler , Ayman Mohamed Fawzi El-Refaie , Murtuza Lokhandwalla , James Pellegrino Alexander , Owen Scott Quirion , Pepe Palafox , Xiaochun Shen , Lembit Salasoo
发明人： William Dwight Gerstler , Ayman Mohamed Fawzi El-Refaie , Murtuza Lokhandwalla , James Pellegrino Alexander , Owen Scott Quirion , Pepe Palafox , Xiaochun Shen , Lembit Salasoo
CPC分类号： H02K1/32 , H02K1/2773 , H02K9/19 , H02K9/193
摘要： An electrical machine comprising a rotor is presented. The electrical machine includes the rotor disposed on a rotatable shaft and defining a plurality of radial protrusions extending from the shaft up to a periphery of the rotor. The radial protrusions having cavities define a fluid path. A stationary shaft is disposed concentrically within the rotatable shaft wherein an annular space is formed between the stationary and rotatable shaft. A plurality of magnetic segments is disposed on the radial protrusions and the fluid path from within the stationary shaft into the annular space and extending through the cavities within the radial protrusions.
摘要翻译： 提出了一种包括转子的电机。 电机包括设置在可旋转轴上的转子，并且限定从轴向上延伸到转子的周边的多个径向突起。 具有空腔的径向突起限定了流体路径。 固定轴同心地设置在可旋转轴内，其中在固定轴和可旋转轴之间形成环形空间。 多个磁段设置在径向突起和流体路径中，从固定轴内进入环形空间并延伸穿过径向突起内的空腔。
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公开(公告)号：US09373984B2
公开(公告)日：2016-06-21
申请号：US13171583
申请日：2011-06-29
申请人： Hendrik Pieter Jacobus De Bock , James Pellegrino Alexander , Ayman Mohamed Fawzi El-Refaie , William Dwight Gerstler , Manoj Ramprasad Shah , Xiaochun Shen
发明人： Hendrik Pieter Jacobus De Bock , James Pellegrino Alexander , Ayman Mohamed Fawzi El-Refaie , William Dwight Gerstler , Manoj Ramprasad Shah , Xiaochun Shen
摘要： An apparatus, such as an electrical machine, is provided. The apparatus can include a rotor defining a rotor bore and a conduit disposed in and extending axially along the rotor bore. The conduit can have an annular conduit body defining a plurality of orifices disposed axially along the conduit and extending through the conduit body. The rotor can have an inner wall that at least partially defines the rotor bore. The orifices can extend through the conduit body along respective orifice directions, and the rotor and conduit can be configured to provide a line of sight along the orifice direction from the respective orifices to the inner wall.
摘要翻译： 提供了诸如电机的装置。 该设备可以包括限定转子孔的转子和沿着转子孔轴向设置并沿轴向延伸的导管。 导管可以具有环形导管体，其限定沿导管轴向设置并延伸穿过导管体的多个孔。 转子可以具有至少部分地限定转子孔的内壁。 孔可以沿着相应的孔方向延伸穿过管体，并且转子和管道可以被配置成沿着孔口方向从相应的孔口提供到内壁的视线。
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公开(公告)号：US08633627B2
公开(公告)日：2014-01-21
申请号：US13220848
申请日：2011-08-30
申请人： Ayman Mohamed Fawzi El-Refaie , James Pellegrino Alexander , Patel Bhageerath Reddy , Manoj Ramprasad Shah
发明人： Ayman Mohamed Fawzi El-Refaie , James Pellegrino Alexander , Patel Bhageerath Reddy , Manoj Ramprasad Shah
IPC分类号： H02K21/12
CPC分类号： H02K21/16 , H02K1/278 , H02K2213/03
摘要： A permanent magnet machine includes a stator having a stator core, a plurality of stator teeth and plurality of stator windings coupled to the stator core. The stator is configured to generate a stator magnetic rotating field when the stator windings are excited with an electric current. The stator magnetic rotating field includes both synchronous sub-harmonic and super-harmonic components. The permanent magnet machine also includes a rotor that is disposed within the stator. The rotor includes a rotor core and a plurality of rotor magnets that are coupled to the rotor core. The rotor magnets are further configured to have a predefined orientation profile such that when the stator windings are excited with an electric current, sub-harmonic and super-harmonic magnetic rotating fields are generated in the rotor magnetic field. The stator sub-harmonic and super-harmonic magnetic rotating fields interact with the rotor sub-harmonic and super-harmonic magnetic rotating fields and produce an aiding torque on in the permanent magnet machine.
摘要翻译： 永磁机器包括具有定子铁芯，多个定子齿和与定子铁心耦合的多个定子绕组的定子。 定子被配置为当定子绕组被电流激励时产生定子磁旋转场。 定子磁旋转场包括同步次谐波和超谐波分量。 永磁体机器还包括设置在定子内的转子。 转子包括转子芯和耦合到转子芯的多个转子磁体。 转子磁体还被构造成具有预定义的取向轮廓，使得当定子绕组被电流激励时，在转子磁场中产生亚谐波和超谐波磁旋转场。 定子亚谐波和超谐波磁场与转子亚谐波和超谐波磁场相互作用，并在永磁机中产生辅助转矩。
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公开(公告)号：US20100090549A1
公开(公告)日：2010-04-15
申请号：US12249626
申请日：2008-10-10
申请人： William Dwight Gerstler , Xiaochun Shen , Ayman Mohamed Fawzi El-Refaie , John Michael Kern , Manoj Ramprasad Shah , Jeremy Daniel VanDam
发明人： William Dwight Gerstler , Xiaochun Shen , Ayman Mohamed Fawzi El-Refaie , John Michael Kern , Manoj Ramprasad Shah , Jeremy Daniel VanDam
CPC分类号： H02K15/022 , H02K3/24 , H02K9/005 , H02K21/222 , Y10T29/49009
摘要： A PM machine is provided. The PM machine includes a stator including a stator core, wherein the stator core defines multiple step-shaped stator slots. The stator includes multiple fractional-slot concentrated windings wound within the step-shaped stator slots. The stator also includes at least one cooling tube disposed around the windings. The stator further includes a first insulation layer disposed around the cooling tube. The stator also includes a second insulation layer disposed around the first insulation layer. The stator further includes at least one slot wedge configured to close an opening of a respective one of the step-shaped stator slots, wherein the slot wedge is further configured to adjust a leakage inductance in the PM machine. The PM machine also includes a rotor having a rotor core and disposed outside and concentric with the stator, wherein the rotor core includes a laminated back iron structure disposed around multiple magnets.
摘要翻译： 提供PM机。 PM机器包括定子，定子包括定子芯，其中定子铁芯限定多个阶梯形定子槽。 定子包括缠绕在阶梯形定子槽内的多个分数槽集中绕组。 定子还包括设置在绕组周围的至少一个冷却管。 定子还包括设置在冷却管周围的第一绝缘层。 定子还包括围绕第一绝缘层设置的第二绝缘层。 所述定子还包括至少一个狭槽楔，所述至少一个槽楔构造成封闭所述阶梯形定子槽中的相应一个的开口，其中所述槽楔进一步构造成调节所述PM机中的漏电感。 PM机还包括具有转子芯并且设置在外部并与定子同心的转子，其中转子芯包括设置在多个磁体周围的层压后铁结构。
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公开(公告)号：US07652404B2
公开(公告)日：2010-01-26
申请号：US11755784
申请日：2007-05-31
IPC分类号： H02K1/22
CPC分类号： H02K1/246
摘要： A synchronous reluctance machine is provided. The synchronous reluctance machine includes a stator having a stator core, the stator core including a number of fractional-slot concentrated windings wound around multiple stator teeth. The synchronous reluctance machine also includes a rotor having a rotor core and disposed with an air gap inside and concentric with the stator, wherein the rotor core includes a number of laminated sheets, wherein each of the laminated sheets is axially skewed with respect to neighboring ones of the laminated sheets, and wherein each of the laminated sheets includes multiple ferromagnetic regions and multiple non-ferromagnetic regions formed of a single material.
摘要翻译： 提供同步磁阻电机。 同步磁阻电机包括具有定子芯的定子，定子芯包括缠绕在多个定子齿上的多个分数槽集中绕组。 同步磁阻电机还包括转子，该转子具有转子铁心并且设置有与定子同心的气隙，其中转子铁芯包括多个层压板，其中每个层压板相对于相邻的板轴向倾斜 的层叠片材，并且其中每个层压片材包括由单一材料形成的多个铁磁区域和多个非铁磁区域。
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公开(公告)号：US20080157622A1
公开(公告)日：2008-07-03
申请号：US11649395
申请日：2007-01-03
CPC分类号： H02K3/28 , H02K11/20 , H02K21/16 , H02K2213/06 , H02K2213/09
摘要： A system is provided in a permanent magnet (PM) machine comprises a stator, a rotor configured to rotate relative to the stator, a first set of windings disposed within the stator; and a second set of windings wound back and forth toroidally around the circumference of the stator. In accordance with an embodiment of the present technique the set of windings is configured to generate a magnetic flux saturating the stator so as to limit fault currents within the PM machine.
摘要翻译： 在永久磁铁（PM）机器中设有一个系统，该永久磁铁包括一个定子，一个配置成相对于定子旋转的转子，设置在定子内的第一组绕组; 并且第二组绕组围绕定子的圆周环绕地卷绕。 根据本技术的实施例，该组绕组被配置为产生使定子饱和的磁通量，以便限制PM机器内的故障电流。
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公开(公告)号：US20100090557A1
公开(公告)日：2010-04-15
申请号：US12249620
申请日：2008-10-10
申请人： Ayman Mohamed Fawzi El-Refaie , John Michael Kern , Manoj Ramprasad Shah , William Dwight Gerstler , Jeremy Daniel VanDam
发明人： Ayman Mohamed Fawzi El-Refaie , John Michael Kern , Manoj Ramprasad Shah , William Dwight Gerstler , Jeremy Daniel VanDam
摘要： A PM machine is provided. The PM machine includes a stator including a stator core, wherein the stator core defines multiple step-shaped stator slots. The stator includes multiple fractional-slot concentrated windings wound within the step-shaped stator slots. The stator also includes at least one slot wedge configured to close an opening of a respective one of the step-shaped stator slots, wherein the slot wedge is further configured to adjust the leakage inductance in the PM machine. The PM machine also includes a rotor having a rotor core and disposed outside and concentric with the stator, wherein the rotor core includes a laminated back iron structure disposed around multiple axially-segmented magnets.
摘要翻译： 提供PM机。 PM机器包括定子，定子包括定子芯，其中定子铁芯限定多个阶梯形定子槽。 定子包括缠绕在阶梯形定子槽内的多个分数槽集中绕组。 定子还包括至少一个槽楔，其被构造成封闭相应的一个台阶式定子槽的开口，其中槽楔进一步构造成调节PM机中的漏电感。 PM机还包括具有转子芯并且设置在外部并与定子同心的转子，其中转子芯包括设置在多个轴向分段磁体周围的层叠后铁结构。
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公开(公告)号：US20080296994A1
公开(公告)日：2008-12-04
申请号：US11755784
申请日：2007-05-31
CPC分类号： H02K1/246
摘要： A synchronous reluctance machine is provided. The synchronous reluctance machine includes a stator having a stator core, the stator core including a number of fractional-slot concentrated windings wound around multiple stator teeth. The synchronous reluctance machine also includes a rotor having a rotor core and disposed with an air gap inside and concentric with the stator, wherein the rotor core includes a number of laminated sheets, wherein each of the laminated sheets is axially skewed with respect to neighboring ones of the laminated sheets, and wherein each of the laminated sheets includes multiple ferromagnetic regions and multiple non-ferromagnetic regions formed of a single material.
摘要翻译： 提供同步磁阻电机。 同步磁阻电机包括具有定子芯的定子，定子芯包括缠绕在多个定子齿上的多个分数槽集中绕组。 同步磁阻电机还包括转子，该转子具有转子铁心并且设置有与定子同心的气隙，其中转子铁芯包括多个层压板，其中每个层压板相对于相邻的板轴向倾斜 的层叠片材，并且其中每个层压片材包括由单一材料形成的多个铁磁区域和多个非铁磁区域。
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公开(公告)号：US08487489B2
公开(公告)日：2013-07-16
申请号：US12847725
申请日：2010-07-30
申请人： Pepe Palafox , William Dwight Gerstler , Xiaochun Shen , Ayman Mohamed Fawzi El-Refaie , Murtuza Lokhandwalla , Lembit Salasoo
发明人： Pepe Palafox , William Dwight Gerstler , Xiaochun Shen , Ayman Mohamed Fawzi El-Refaie , Murtuza Lokhandwalla , Lembit Salasoo
IPC分类号： H02K9/00
摘要： Provided is an apparatus, for example, for use with a rotating electric machine, that includes a housing. The housing can include a housing main portion and a housing end portion. The housing main portion can be configured to be disposed proximal to a body portion of a stator section of an electric machine. The housing main portion can define a main fluid channel that is configured to conduct fluid therethrough. The housing end portion can receive fluid from said main fluid channel and direct fluid into contact with a winding end portion of a conductive winding of the stator section.
摘要翻译： 提供了例如与旋转电机一起使用的装置，其包括壳体。 壳体可以包括壳体主体部分和壳体端部部分。 外壳主体部可以配置为配置在电机的定子部的主体部附近。 壳体主体部分可以限定主流体通道，该主流体通道被构造成使流体通过其传导。 壳体端部可以从所述主流体通道接收流体并使流体与定子部分的导电绕组的绕组端部接触。
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