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    • 3. 发明专利
    • Evaporator unit
    • 蒸发器单元
    • JP2008138895A
    • 2008-06-19
    • JP2006323200
    • 2006-11-30
    • Denso Corp株式会社デンソー
    • NAKADA RYOHEIOKAMOTO YOSHIYUKINAKAMURA TOMOHIKOAUN TEIYUYA
    • F25B5/00F25B1/00F25B5/04F25B39/02F28F9/02
    • F25B2341/0011F25B2500/18
    • PROBLEM TO BE SOLVED: To reduce pressure loss of a discharged refrigerant without increasing a loading space.
      SOLUTION: This evaporator unit comprises an ejector 14 for sucking a refrigerant from a refrigerant suction port 14b by refrigerant flow of high speed jetted from a nozzle portion 14a, mixing the refrigerant jetted from the nozzle portion 14a and the refrigerant sucked from the refrigerant suction port 14b and discharging the same from an outlet portion 14e, a first evaporator 15 for evaporating the discharged refrigerant discharged from the outlet portion 14e, and a second evaporator 18 disposed in adjacent to the first evaporator 15. The second evaporator 18 has a discharged refrigerant evaporating portion 181 for evaporating the discharged refrigerant, and a sucked refrigerant evaporating portion 182 for evaporating the sucked refrigerant sucked to the refrigerant suction port 14b, and the discharged refrigerant flows in parallel with the first evaporator 15 and the discharged refrigerant evaporating portion 181.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了减少排出的制冷剂的压力损失而不增加装载空间。 解决方案:该蒸发器单元包括喷射器14,用于从制冷剂吸入口14b通过从喷嘴部分14a喷射的高速制冷剂流吸入制冷剂,将从喷嘴部分14a喷射的制冷剂和从喷嘴部分14a吸入的制冷剂混合 制冷剂吸入口14b并从出口部分14e排出,用于蒸发从出口部分14e排出的排出的制冷剂的第一蒸发器15和与第一蒸发器15相邻设置的第二蒸发器18.第二蒸发器18具有 用于蒸发排出的制冷剂的排出的制冷剂蒸发部分181和用于蒸发被吸入制冷剂吸入口14b的吸入的制冷剂的吸入制冷剂蒸发部分182,排出的制冷剂与第一蒸发器15和排出的制冷剂蒸发部分181并联 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Drive controller of ac motor
    • 交流电机驱动控制器
    • JP2007267512A
    • 2007-10-11
    • JP2006089712
    • 2006-03-29
    • Denso Corp株式会社デンソー
    • EGAMI TSUNEYUKIOKAMOTO YOSHIYUKIKAWAKAMI KEIICHIOGAWA TAKASHI
    • H02P6/12B60L9/18H02P6/08H02P21/00H02P27/04
    • Y02T10/7241
    • PROBLEM TO BE SOLVED: To prevent generation of noise while preventing overheat of an inverter when an AC motor is locked. SOLUTION: When an AC motor is locked, vector switching control is performed to vary the current vector of the AC motor such that loss of an inverter is reduced by increasing loss of the AC motor thus avoiding concentration of current on a specific switching element of the inverter. In the vector switching control, torque of the AC motor is held constant by switching a command current vector in the order of current vectors i0, i1 and i2 thereby increasing reactive power of the AC motor periodically. The current vector i0 generates a torque slightly smaller than the maximum torque, and the current vectors i1 and i2 generate a torque identical to that of the current vector i0 and increase reactive power as compared with the current vector i0. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了防止在交流电动机被锁定时逆变器过热的同时产生噪声。 解决方案:当交流电机锁定时,执行矢量切换控制以改变交流电动机的电流矢量,从而通过增加交流电动机的损耗来减少逆变器的损耗,从而避免电流在特定开关上的集中 变频器元件。 在矢量切换控制中,通过以电流矢量i0,i1,i2的顺序切换指令电流矢量来保持交流电动机的转矩恒定,从而周期性地增加交流电动机的无功功率。 电流矢量i0产生略小于最大转矩的转矩,并且电流矢量i1和i2产生与电流矢量i0相同的转矩,并且与电流矢量i0相比增加无功功率。 版权所有(C)2008,JPO&INPIT
    • 5. 发明专利
    • Boiling cooler device
    • 锅炉冷却器装置
    • JP2006177613A
    • 2006-07-06
    • JP2004371247
    • 2004-12-22
    • Denso Corp株式会社デンソー
    • OKAMOTO YOSHIYUKITANAKA KOJIISHII SHO
    • F28D15/02F25D9/00H01L23/427
    • H01L23/3672F28D15/0266F28D15/0283F28D15/046F28F2225/00H01L23/345H01L23/427H01L2924/0002Y10T29/49353H01L2924/00
    • PROBLEM TO BE SOLVED: To achieve pushing to a heat generation body with a suitable load while utilizing a high heat transfer property of copper in a boiling cooler device wherein a refrigerant tank and a heat radiation part are joined by brazing. SOLUTION: A container forming the refrigerant tank 1 comprises a copper material, and is provided with a block 13 having one surface exposed to an inside of the refrigerant tank 1 and the other surface abutting with the heat generation body 90, and a laminated plate 12 formed by a three-layer structure material having a reinforcing material 122 between skins 121 comprising the copper material and joined to the block 13. The heat is transferred between the refrigerant and the heat generation body 90 through the block 13 comprising the copper material and exhibiting the high heat transfer property. The material exhibiting rigidity higher than the copper material after a brazing process is used for the reinforcing material 122, and the rigidity after the brazing process is secured. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:在沸腾冷却器装置中利用铜的高传热特性,通过钎焊将制冷剂罐和散热部分接合,实现用适当负载推动发热体。 解决方案:形成制冷剂罐1的容器包括铜材料,并且设置有具有暴露于制冷剂罐1的内部的一个表面和与发热体90邻接的另一个表面的块13, 由三层结构材料形成的层压板12,该三层结构材料在包括铜材料的表皮121之间具有加强材料122,并且与块13接合。热量通过包含铜的块13在制冷剂和发热体90之间传递 材料,表现出高的传热性能。 在钎焊加工后,表现出高于铜材料刚性的材料用于增强材料122,确保钎焊加工后的刚性。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Boiling cooler
    • 锅炉冷却器
    • JP2005268658A
    • 2005-09-29
    • JP2004081381
    • 2004-03-19
    • Denso Corp株式会社デンソー
    • ISHII SHOMIYAJIMA NORIYOSHIOKAMOTO YOSHIYUKIOGURA TAKASHI
    • F25B19/00F25B23/00F28D15/02F28D15/04H01L23/427H05K7/20
    • H01L23/427F25B23/006F25B2500/01F28D15/0266F28D15/046H01L2924/0002H01L2924/00
    • PROBLEM TO BE SOLVED: To provide a boiling cooler efficiently cooling a heating element, even when a refrigerant tub is used in a head and tail direction posture in addition to a horizontal direction posture independently of a position of the heating element to the refrigerant tub.
      SOLUTION: The boiling cooler equipped is with: a refrigerant tub 110 in which a heating element 10 is attached on an external surface of one wall 111 out of two facing walls 111, 112 and refrigerant is stored in an interior thereof; and a radiator 120 which is provided on an external surface of another wall 112 out of two walls 111, 112 and returns the refrigerant to the refrigerant tub 110 after flowing the refrigerant boiled and vaporized by the heating element 10 in an interior thereof and condensing the refrigerant. There is provided, on an interior side of one wall 111, a primary wick 131 from a region where the primary wick 131 serves as a bottom when two walls 111, 112 are used in the head and tail direction posture to a region where the heating element 10 is arranged.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种有效地冷却加热元件的沸腾冷却器,即使除了水平方向姿势之外,还可以使用制冷剂桶而不考虑加热元件的位置 制冷剂桶。 解决方案:配备的沸腾冷却器具有:制冷剂桶110,其中将加热元件10附接在两个相对壁111,112中的一个壁111的外表面上,制冷剂储存在其内部; 以及散热器120,其设置在两个壁111,112的另一个壁112的外表面上,并且在使由加热元件10在其内部沸腾和蒸发的制冷剂流动之后将制冷剂返回到制冷剂桶110中, 制冷剂。 在一个壁111的内侧设置有从主芯131用作底部的区域的主芯131,当两个壁111,112以头尾方向姿势用于加热的区域时 元件10被布置。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Heat transfer plate member, heat exchanger using the same, and its manufacturing method
    • 换热板会员,使用该换热器的换热器及其制造方法
    • JP2007127306A
    • 2007-05-24
    • JP2005318541
    • 2005-11-01
    • Denso Corp株式会社デンソー
    • MIYAJI HARUHIKOHASEGAWA YOSHIHARUOKAMOTO YOSHIYUKIKATO YOSHITAKE
    • F28F19/06B23K35/14B23K35/22B23K35/28B23K35/40C22C21/00F28D9/02F28F3/04F28F3/08F28F21/08
    • PROBLEM TO BE SOLVED: To provide a heat transfer plate and a heat exchanger using the same, capable of inhibiting progression of corrosion in a brazing filler metal layer itself and to a core material layer, achieving a good balance of brazing property and corrosion resistance, and composed of a thinnable sacrifice corrosion layer, the core material layer and the brazing filler metal layer.
      SOLUTION: The heat exchanger plate members 1, 12 provided with a number of projecting portions 2, 14 by press molding a plate material of a three-layered structure formed by cladding the brazing filler metal layer 1B on one face of the core material layer 1A of an aluminum material and the sacrifice corrosion layer 1C on the other face, are stacked in a state that the brazing filler metal layers and the sacrifice corrosion layers are alternately adjacent to each other, thus the heat exchanger having an external fluid passage and an internal fluid passage is formed. Here, a material of low electric potential is used as the brazing filler metal of the brazing filler metal layer.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供一种传热板和使用该传热板的热交换器,能够抑制钎料填充金属层本身和芯材层的腐蚀进程,实现钎焊性能的良好平衡和 由耐腐蚀性能较好的薄层组成,牺牲腐蚀层,芯材层和钎料层。 解决方案:热交换器板构件1,2设置有多个突出部分2,14,通过压制成型三层结构的板材,其通过在芯的一个表面上包覆钎料层1B而形成 铝材料的材料层1A和另一面上的牺牲腐蚀层1C以钎焊金属层和牺牲腐蚀层交替相邻的状态层叠,因此具有外部流体通道的热交换器 并且形成内部流体通道。 这里,使用低电位的材料作为钎料金属层的钎料。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Boiling cooler device
    • 锅炉冷却器装置
    • JP2006177582A
    • 2006-07-06
    • JP2004369369
    • 2004-12-21
    • Denso Corp株式会社デンソー
    • OKAMOTO YOSHIYUKITANAKA KOJIISHII SHO
    • F28D15/02F25D9/00F28F13/02H01L23/427
    • PROBLEM TO BE SOLVED: To improve a heat transfer coefficient of a boiling cooler device for cooling a heat generating body such as a semiconductor element by latent heat transfer by boiling and condensing of a refrigerant. SOLUTION: The boiling cooler device is provided with a refrigerant tank 1 having a wick 13 therein so as to store a liquid phase refrigerant, and the heat generation body 90 attached on an outer surface; and a heat radiating part 2 for cooling the refrigerant boiled by the heat of the heat generation body 90 and returning it to the refrigerant tank 1 after condensing. The wick 13 comprises an open cell foam metallic body having a pore diameter of 100 μm or less, and a void rate of 80% or more. The pore diameter is 100 μm or less, and thereby nucleate boiling in the wick is promoted, and the void rate is 80% or more, and thereby vapor can easily escape, and therefore, heat resistance is reduced, and the heat transfer coefficient of the boiling cooler device is improved. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过制冷剂的沸腾和冷凝通过潜热传递来提高用于冷却诸如半导体元件的发热体的沸腾冷却器装置的传热系数。 解决方案:沸腾冷却器装置设置有制冷剂罐1,其中具有灯芯13以便储存液相制冷剂,并且发热体90附接在外表面上; 以及散热部2,用于冷却由发热体90的热量沸腾的制冷剂,并在冷凝后将其返回到制冷剂罐1。 芯13包括孔径为100μm以下的开孔泡沫金属体,空隙率为80%以上。 孔径为100μm以下,促进了芯中的沸腾沸腾,空隙率为80%以上,因此蒸气容易逸出,耐热性降低,传热系数 沸腾冷却器装置得到改进。 版权所有(C)2006,JPO&NCIPI