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    • 1. 发明专利
    • Electric rotating machine
    • 电动旋转机
    • JP2011135698A
    • 2011-07-07
    • JP2009293030
    • 2009-12-24
    • Denso CorpNippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社デンソー株式会社日本自動車部品総合研究所
    • MINEMURA AKINORIMATSUI HIROHITOHAKAMATA NAOKIKONUKI KAZUYAKOUDA SEIJIMATSUMOTO TAKASHI
    • H02K9/19H02K3/24
    • H02K9/19H02K9/193
    • PROBLEM TO BE SOLVED: To provide a rotating electric machine capable of maintaining cooling performance of a coil end portion, even if the rotating electric machine is inclined in a specific direction. SOLUTION: The rotating electric machine includes a rotor freely rotatable around a rotation shaft; a stator having a plurality of slots opposing to the circumferential surface of the rotor; coils wound on each of the plurality of slots; and a coil end portion 1 as a region where the coils protrude from the end position of the axial direction of the stator in the axial direction. Furthermore, the rotating electric machine has a supply path 4 (cooling liquid supply section) for supplying a cooling liquid, and a gutter 3 used as a flow path of the cooling liquid supplied from the supply path 4. The gutter 3 includes at least one partitioning section 12 (partitioning means) which is formed on the midway of the flow path to separate the cooling liquid and blocks the separated cooling liquid, and a discharge port 11, which is provided per partitioned portion 20 partitioned by the partitioning section 12 and discharges the cooling liquid toward the coil end portion 1. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:即使旋转电机在特定方向上倾斜,也可提供能够保持线圈端部的冷却性能的旋转电机。 解决方案:旋转电机包括可围绕旋转轴自由转动的转子; 定子,其具有与转子的圆周表面相对的多个槽; 卷绕在所述多个槽中的每一个上的线圈; 以及线圈端部1,其作为线圈从轴向的轴向的端部位置突出的区域。 此外,旋转电机具有用于供给冷却液的供给路径4(冷却液供给部)和用作从供给路径4供给的冷却液的流路的槽3。沟槽3包括至少一个 分隔部分12(分隔装置),其形成在流路的中途以分离冷却液并阻挡分离的冷却液;以及排出口11,其被分隔部分20设置,并由排出部分12排出 冷却液朝向线圈端部1。版权所有(C)2011,JPO&INPIT
    • 2. 发明专利
    • Motor
    • 发动机
    • JP2003324901A
    • 2003-11-14
    • JP2002126285
    • 2002-04-26
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • MATSUI HIROHITOHIRASAWA NAOKIONIMARU SADAHISAHOSHI JUNYAMADA ITSUSAKU
    • H02K1/20H02K1/32H02K9/19
    • Y02T10/641
    • PROBLEM TO BE SOLVED: To provide a motor which cools its inner parts such as a coil end, a rotor iron core, a stator iron core, etc. SOLUTION: This motor is provided with an oil pump 34 at its side 33. The oil pump 34 pumps up cooling oil collected at the bottom of a case 30, and jets the cooling oil from a jet nozzle 42 provided in an outlet via a passage 38. The cooling oil splashes on a coil end 17, thereby cooling the coil end 17. These outlets and jet nozzles 42 are provide in plural numbers. A part of the jetted cooling oil scatters upward, and penetrates into a gap 44 between the inner flank of the case 30 and the stator iron core by capillary phenomena, thereby reducing the heat resistance between the stator iron core 14 and the case 30. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供冷却其内部部件的电动机,例如线圈端,转子铁芯,定子铁芯等。解决方案:该电动机设有油泵34, 其侧面33.油泵34泵送收集在壳体30底部的冷却油,并且通过通道38从设置在出口中的喷嘴42喷射冷却油。冷却油飞溅在线圈端17上, 从而冷却线圈端部17.这些出口和喷嘴42被提供多个。 喷射冷却油的一部分向上飞散,并通过毛细管现象穿透壳体30的内侧面和定子铁芯之间的间隙44,从而降低定子铁芯14与壳体30之间的耐热性。 P>版权所有(C)2004,JPO
    • 4. 发明专利
    • Stator for rotary electric machine
    • 旋转电机定子
    • JP2014165936A
    • 2014-09-08
    • JP2013032101
    • 2013-02-21
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Toyota Motor Corpトヨタ自動車株式会社
    • OKAMOTO RYOTAROMATSUI HIROHITOTOMONAGA TAKESHI
    • H02K1/16
    • PROBLEM TO BE SOLVED: To provide a stator for a rotary electric machine in which torque can be prevented from being reduced, by preventing increase of an iron loss while preventing conduction between neighboring electromagnetic steel plates, with a simple structure.SOLUTION: A stator 18 is formed by stacking magnetic steel sheets and comprises a plurality of teeth 34 which are provided at predetermined intervals in a stator circumferential direction C. Each magnetic steel sheet of the teeth 34 includes bent parts 42 which are formed by bending, in a stator axial direction X, end portions 38 in the circumferential direction C. Side surfaces 38a of end portions 38 of neighboring electromagnetic steel plates are positioned not on the same plane but in an uneven manner due to the bent parts 42. Since the neighboring side surfaces 38a are positioned unevenly, these side surfaces 38a are made unlikely to contact with each other and conduction between the side surfaces 38a is prevented. By preventing the conduction between the side surfaces 38a, a loss caused by an eddy current is suppressed and torque is prevented from being reduced.
    • 要解决的问题:为了提供一种能够以简单的结构防止相邻的电磁钢板之间的传导的铁损的增加,可以防止扭矩降低的旋转电机的定子。解决方案:定子18 通过堆叠电磁钢板而形成,并且包括在定子圆周方向C上以预定间隔设置的多个齿34.齿34的每个电磁钢板包括弯曲部42,弯曲部42通过在定子轴向方向 X,端部38在圆周方向C.相邻电磁钢板的端部38的侧表面38a由于弯曲部分42而不位于相同的平面上,而是以不均匀的方式定位。由于相邻的侧表面38a被定位 不均匀地使得这些侧表面38a不可能彼此接触,并且防止了侧表面38a之间的传导。 通过防止侧面38a之间的导通,可以抑制由涡电流引起的损失,防止转矩降低。
    • 5. 发明专利
    • Electric rotating machine
    • 电动旋转机
    • JP2011135699A
    • 2011-07-07
    • JP2009293043
    • 2009-12-24
    • Denso CorpNippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社デンソー株式会社日本自動車部品総合研究所
    • MINEMURA AKINORIMATSUI HIROHITOHAKAMATA NAOKIKONUKI KAZUYAKOUDA SEIJIMATSUMOTO TAKASHI
    • H02K9/19
    • H02K9/19H02K3/24H02K5/20H02K9/00
    • PROBLEM TO BE SOLVED: To provide a rotating electric machine capable of maintaining cooling performance of a coil end portion, even if the rotating electric machine is inclined in a specified direction, while suppressing the cost at a low level.
      SOLUTION: The rotating electric machine M includes a rotor 8 freely rotatable about an axis of rotation; a stator 6 having a plurality of slots facing the circumferential surface of the rotor 8; coils C1 wound on each of the plurality of slots; and a coil end portion 1, as a region where the coils C1 protrude from the end position of the axial direction of the stator 6 in the axial direction. Furthermore, the rotating electric machine M includes a pump 10 (cooling liquid supply portion) etc. for supplying a cooling liquid; and a cylinder 3 for making the cooling liquid supplied from the pump 10, and so on, flow inside and is provided in the vicinity of the upper part of the stator 6 substantially parallel to the rotation shaft of the rotor 8. Since the rotating electric machine has a plurality of discharge ports 4 having different discharge direction for discharging the cooling liquid, the cooling performance of the coil end portion 1 can be maintained and improved. Since the rotating electric machine is realized by a simple constitution, manufacturing cost is suppressed at a low level.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:即使旋转电机在特定方向上倾斜,也能够将成本降低到低水平,提供能够保持线圈端部的冷却性能的旋转电机。 解决方案:旋转电机M包括可围绕旋转轴线自由旋转的转子8; 具有面向转子8的圆周表面的多个槽的定子6; 线圈C1缠绕在多个槽中的每一个上; 以及作为线圈C1从定子6的轴向的端部位置沿轴向突出的区域的线圈端部1。 此外,旋转电机M包括:供给冷却液的泵10(冷却液供给部)等; 并且用于使从泵10供应的冷却液等的气缸3在内部流动并且设置在基本上平行于转子8的旋转轴的定子6的上部附近。由于旋转电 机器具有排出冷却液排出方向不同的多个排出口4,可以维持和提高线圈端部1的冷却性能。 由于旋转电机是通过简单的结构实现的,所以制造成本被抑制在低水平。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Cooling device of semiconductor element
    • 半导体元件冷却器件
    • JP2008016872A
    • 2008-01-24
    • JP2007257924
    • 2007-10-01
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • HIRASAWA NAOKIMATSUI HIROHITOIMAI MAKOTO
    • H01L23/473
    • H01L2924/0002H01L2924/00
    • PROBLEM TO BE SOLVED: To provide a cooling device for efficiently cooling a semiconductor element. SOLUTION: A plurality of spouting pipes 25 are provided under the semiconductor element 12. Cylindrical heat radiating fins 26 surrounding each of the spouting pipes 25 are provided from a lower surface of an upper plate of a case 41 down below. A coolant spouted out from each of the spouting pipes 25 is strongly spouted to the lower surface of the upper plate under the semiconductor element 12, and then flowing around a gap between the spouting pipes 25 and the heat radiating fins 26 and falling down the heat radiating fins 26. A flow velocity of the coolant flowing the lower surface of the upper plate and the heat radiating fins 26 is fast, thus, enabling the heat from the semiconductor element to be absorbed with a high heat transfer coefficient. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种用于有效冷却半导体元件的冷却装置。 解决方案:多个喷射管25设置在半导体元件12的下方。围绕每个喷射管25的圆柱形散热片26从壳体41的上板的下表面向下设置。 从每个喷射管25喷出的冷却剂被强力地喷射到半导体元件12下方的上板的下表面,然后在喷射管25和散热片26之间的间隙周围流动并且下降热量 散热翅片26.流过上板和散热片26的下表面的冷却剂的流速是快速的,从而能够以高的传热系数吸收来自半导体元件的热量。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Cooling system
    • 冷却系统
    • JP2005090862A
    • 2005-04-07
    • JP2003324725
    • 2003-09-17
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • MATSUI HIROHITOONIMARU SADAHISAHIRASAWA NAOKIHOSHI JUNANPO KAZUHIRO
    • F25B1/00
    • PROBLEM TO BE SOLVED: To efficiently cool an HV apparatus by using a vapor compression type refrigerating cycle. SOLUTION: An HV apparatus ECU executes a program including a step S2000 of detecting a current value of an inverter, a step S2010 of calculating a calorific value of the inverter, a step S2020 of measuring a current value of a motor, a step S2030 of measuring a rotational frequency of the motor, a step S2040 of calculating a coil calorific value of the motor, a step S2050 of calculating a core calorific value of the motor, a step S2060 of calculating a motor calorific value, a step S2070 of calculating an HV apparatus calorific value, a step S2080 of calculating a refrigerant flow rate with respect to the HV apparatus calorific value, and a step S2090 of outputting a control signal to a pump rotation control circuit so as to provide a pump rotational frequency wherein a refrigerant flow rate sent into a cooler becomes at least the calculated refrigerant flow rate. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过使用蒸气压缩式制冷循环来有效地冷却HV装置。 解决方案:HV装置ECU执行包括检测逆变器的当前值的步骤S2000的程序,计算逆变器的发热量的步骤S2010,测量电动机的电流值的步骤S2020, 步骤S2030,计算电动机的线圈发热量的步骤S2040;计算电动机的铁心发热量的步骤S2050;计算电动机发热量的步骤S2060;步骤S2070 计算HV装置发热量的步骤S2080,计算相对于HV装置发热量的制冷剂流量的步骤S2080,以及向泵旋转控制电路输出控制信号以提供泵旋转频率的步骤S2090,其中, 送入冷却器的制冷剂流量至少为计算出的制冷剂流量。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Cooling system
    • 冷却系统
    • JP2005082066A
    • 2005-03-31
    • JP2003318067
    • 2003-09-10
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • MATSUI HIROHITOONIMARU SADAHISAHIRASAWA NAOKIHOSHI JUNANPO KAZUHIRO
    • B60H1/32F25B5/00
    • PROBLEM TO BE SOLVED: To solve an asleep phenomenon in a cooling system utilizing a vapor compression type refrigeration cycle.
      SOLUTION: An HV apparatus ECU2000 executes a program including a step (S 1000) for determining the asleep of a coolant in an evaporator based on a signal from a coolant asleep state determination sensor for determining whether or not the coolant is remained in the evaporator; a step (S 1010) for operating a compressor when the coolant is asleep (YES at S 1000); a step (S 1030) for stopping the compressor after the compressor is operated for a constant time; a step (S 1040) for starting the HV apparatus of a vehicle to start the operation of a pump after the coolant asleep state in the evaporator is recovered by the operation of the compressor.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:解决利用蒸气压缩式制冷循环的冷却系统中的睡眠现象。 解决方案:HV装置ECU2000执行包括步骤(S1000)的程序,用于基于来自用于确定冷却剂是否保持的冷却剂入睡状态确定传感器的信号来确定蒸发器中的冷却剂的睡眠 蒸发器; 用于当冷却剂入睡时操作压缩机的步骤(S1010)(在S1000为是)。 用于在压缩机运转一定时间后停止压缩机的步骤(S1030); 通过压缩机的操作来恢复在蒸发器中的冷却剂入睡状态之后启动车辆的HV装置以开始操作的步骤(S1040)。 版权所有(C)2005,JPO&NCIPI
    • 9. 发明专利
    • Rotating electric machine
    • 旋转电机
    • JP2004180376A
    • 2004-06-24
    • JP2002341372
    • 2002-11-25
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • MATSUI HIROHITOONIMARU SADAHISAHIRASAWA NAOKIHOSHI JUNYAMADA ITSUSAKU
    • H02K9/19
    • PROBLEM TO BE SOLVED: To improve cooling efficiency by further surely feeding cooling liquid from a coil end in a rotating electric machine.
      SOLUTION: A gutter 28 is arranged so as to extend along the external periphery of the coil end at a position upwardly apart from the external periphery of the coil end in the rotating electric machine. A plurality of cooling-liquid feed ports 36 are formed at the bottom 28b of the gutter 28. Guides 38 are connected to the cooling-liquid feed ports 36. Each guide 38 is constituted as, for example, a cylindrical nozzle upwardly arranged on the back surface of the bottom 28b of the gutter 28. By this constitution, the cooling liquid goes along the guide 38 from the cooling-liquid feed port 36 and is discharged to a desired direction (i.e. the axial direction of the cylinder).
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:通过在旋转电机中进一步可靠地从线圈端供给冷却液来提高冷却效率。 解决方案:沿旋转电机中的线圈端部的外周向上延伸的位置,沿着线圈端部的外周延伸设置沟槽28。 多个冷却液供给口36形成在槽28的底部28b处。引导件38连接到冷却液供给口36.每个引导件38例如由向上设置在其上的圆柱形喷嘴构成 通过这种结构,冷却液从冷却液供给口36沿导向件38排出,排出到期望的方向(即,气缸的轴向)。 版权所有(C)2004,JPO
    • 10. 发明专利
    • Rotor and rotating electric machine
    • 转子和旋转电机
    • JP2012235546A
    • 2012-11-29
    • JP2011100381
    • 2011-04-28
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Toyota Motor Corpトヨタ自動車株式会社
    • OKAMOTO RYOTAROMATSUI HIROHITOHAKAMATA NAOKIMIYAMOTO TOMOHIKOTAKIZAWA KEIJI
    • H02K1/32H02K5/20H02K9/19
    • PROBLEM TO BE SOLVED: To provide a rotor for a rotating electric machine which enables the rotor having heat generation distribution in the circumferential direction to be cooled efficiently.SOLUTION: A rotor 12 includes a rotating shaft 18 and a rotor core 40. The rotor core 40 includes: first hole portions 50 each formed in a region where heat generation amount during rotating operation is relatively large; and a second hole portion 52 formed in a region where the heat generation amount is relatively small. A refrigerant storage portion 44 for receiving a refrigerant via a shaft portion 20 of the rotating shaft 18 is installed on the axial end outer side of the rotor core 40 so as to be adjacent to respective openings of the first hole portions 50 and the second hole portion 52. A flow control member 36 is disposed between the refrigerant storage portion 44 and the respective openings of the first hole portions 50 and the second hole portion 52. First refrigerant passages communicated with the openings of the first hole portions 50 and a second refrigerant passage communicated with the second hole portion 52 are formed in the flow control member 36. An opening area of the first refrigerant passage is set larger than that of the second refrigerant passage.
    • 要解决的问题:提供一种旋转电机的转子,其使得能够有效地冷却在圆周方向上具有发热分布的转子。 转子铁心40包括:旋转运转时发热量相对较大的区域形成的第一孔部50, 以及形成在发热量相对较小的区域中的第二孔部52。 用于经由旋转轴18的轴部20接收制冷剂的制冷剂储存部44安装在转子芯40的轴向外侧,以与第一孔部50和第二孔 流体控制构件36设置在制冷剂储存部分44和第​​一孔部分50和第二孔部分52的相应开口之间。与第一孔部分50的开口连通的第一制冷剂通道和第二制冷剂 与第二孔部52连通的通道形成在流量控制构件36中。第一制冷剂通路的开口面积被设定为大于第二制冷剂通道的开口面积。 版权所有(C)2013,JPO&INPIT