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    • 72. 发明申请
    • COOLING SYSTEM FOR HIGH POWER VACUUM TUBES
    • 大功率真空管冷却系统
    • WO2009039128A1
    • 2009-03-26
    • PCT/US2008/076580
    • 2008-09-17
    • RAYTHEON COMPANYWEBER, Richard, M.
    • WEBER, Richard, M.
    • H01J17/28H01J19/36H01J23/00H01J23/033
    • H01J17/28H01J19/36H01J23/005H01J23/033
    • According to one embodiment, a two-phase cooling system (10) includes a condensing heat exchanger (24) fluidly coupled to an evaporator assembly (18A) and a pressure controller (28). The condensing heat exchanger condenses a coolant from a vapor phase to a liquid phase by removing heat from the coolant. The evaporator assembly is thermally coupled to a vacuum tube and operable to receive liquid coolant from the condensing heat exchanger, cool the vacuum tube by evaporating the coolant from the liquid phase to the vapor phase, and transporting the evaporated coolant to the condensing heat exchanger. The pressure controller maintains the pressure of the coolant in the evaporator assembly at a sub-ambient pressure to lower the boiling point of the coolant for reducing the operating temperature of the vacuum tube.
    • 根据一个实施例,两相冷却系统(10)包括流体耦合到蒸发器组件(18A)和压力控制器(28)的冷凝热交换器(24)。 冷凝热交换器通过从冷却剂中除去热量将冷却剂从气相冷凝成液相。 蒸发器组件热耦合到真空管并且可操作以从冷凝热交换器接收液体冷却剂,通过将冷却剂从液相蒸发到气相来冷却真空管,并将蒸发的冷却剂输送到冷凝热交换器。 压力控制器将蒸发器组件中的冷却剂的压力保持在低于环境压力以降低冷却剂的沸点以降低真空管的操作温度。
    • 74. 发明公开
    • Magnetron and high-frequency heating apparatus having the same
    • Magnetron undHochfrequenzerwärmungsvorrichtungdamit
    • EP2887378A1
    • 2015-06-24
    • EP14189243.0
    • 2014-10-16
    • Samsung Electronics Co., Ltd
    • Yang, Seung ChulKim, Dang WonKim, Hak JaeKim, Ki Whan
    • H01J25/587H01J23/10
    • H01J23/10H01J23/005H01J23/11H01J23/20H01J25/50H01J25/587H05B6/66
    • A magnetron includes a yoke (210), an anode unit (230) including an anode cylinder (232) , radially arranged vanes (233) , and first (234) and second (235) pole pieces at both sides of the anode cylinder, a cathode unit (240) having a filament (241) spaced apart from the vanes, and an output unit (270) having an antenna lead (271) connected to one vane to radiate high-frequency microwaves. The first pole piece (234) includes a first flat portion (234b), a slope (234a) at an inner side of the first flat portion, a second flat portion (234e) at an inner side of the slope and having a diameter (Dpa2) of 9.5∼10.5 mm, a first hole formed in the second flat portion and having a diameter (Dpa1) of 8∼8.2 mm, and a second hole (234d) formed in the slope for penetration of the antenna lead. The magnetron achieves higher and stabilized efficiency, restricted oscillation efficiency variation, lower energy consumption, and improved load stability without deterioration of oscillation efficiency.
    • 磁控管包括轭体(210),阳极单元(230),阳极单元(230)包括阳极筒(232),径向布置的叶片(233)以及在阳极筒两侧的第一(234)和第二(235) 具有与叶片间隔开的细丝(241)的阴极单元(240),以及具有连接到一个叶片以辐射高频微波的天线引线(271)的输出单元(270)。 第一极靴(234)包括第一平坦部分(234b),位于第一平坦部分内侧的斜面(234a),在斜面内侧的第二平坦部分(234e) Dpa2)为9.5×10-5mm,形成在第二平坦部分中的直径(Dpa1)为8¼8.2mm的第一孔和形成在斜面中用于穿透天线引线的第二孔(234d)。 磁控管实现更高和稳定的效率,有限的振荡效率变化,更低的能量消耗和更好的负载稳定性,而不会降低振荡效率。
    • 75. 发明公开
    • Magnetron
    • 磁控
    • EP2871664A1
    • 2015-05-13
    • EP14190771.7
    • 2014-10-29
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kawata, KoheiHanda, Takanori
    • H01J23/00H01J25/50
    • H01J25/50H01J23/005
    • A magnetron includes a cooling block (10) having an annular continuous portion with opposite end portions (12a, 12b) opposed to each other, the cooling block being secured to an outer peripheral surface of the cylindrical anode body, the cooling block having a coolant circulation pathway defined therein, a tightening member (15) engageable with the opposite end portions of the cooling block to tighten the cooling block by reducing a distance between the opposite end portions of the cooling block, and a pair of pipe joints (14) each connected to a portion of the cooling block adjacent to one of the opposite end portions so as to communicate with the coolant circulation pathway. The tightening member is disposed between connecting portions of the pair of pipe joints with the cooling block so as to extend in a direction inclined with respect to a plane including an annular direction of the cooling block.
    • 磁控管包括具有环形连续部分的冷却块(10),该环形连续部分具有彼此相对的相对端部(12a,12b),所述冷却块固定到所述圆柱形阳极体的外周表面,所述冷却块具有冷却剂 循环路径,紧固构件(15),其可与冷却块的相对端部接合,以通过减小冷却块的相对端部之间的距离以及一对管接头(14)来紧固冷却块 连接到与其中一个相对端部相邻的冷却块的一部分,以便与冷却剂循环路径连通。 紧固构件设置在具有冷却块的一对管接头的连接部分之间,以便沿相对于包括冷却块的环形方向的平面倾斜的方向延伸。
    • 76. 发明公开
    • MAGNETRON AND APPARATUS THAT USES MICROWAVES
    • 磁控管和微波
    • EP2509094A4
    • 2014-07-23
    • EP10832879
    • 2010-11-30
    • PANASONIC CORP
    • AKUTSU KAZUYASUKUWAHARA NAGISA
    • H01J23/00
    • H01J25/50H01J23/005
    • An object of the invention is to improve cooling efficiency of a magnetron by forming a region where cooling fins are sparse and a region where cooling fins are dense when the cooling fins are viewed in a flowing direction of a cooling medium of the magnetron. A magnetron of the invention includes: an anode tube in which permanent magnets are disposed at both ends thereof; and a plurality of cooling fins which are placed on a periphery of the anode tube, and which are arranged along a central axis of the anode tube. Each of the plurality of cooling fins includes at least two sets of fins which are formed by cutting a part of the cooling fin, and performing different bending works on the cut portions, respectively, so as to form a region where the cooling fins are dense and a region where the cooling fins are sparse, when viewed in a flowing direction of a cooling medium which cools the anode tube through the plurality of cooling fins. The at least two sets of fins are bent at bending angles such that intervals of the cooling fins in the region where the cooling fins are dense are 1/2 or less of placement intervals of the cooling fins.
    • 80. 发明公开
    • A cooling apparatus of magnetron
    • Apparat zumKühleneines Magnetrons。
    • EP0512451A2
    • 1992-11-11
    • EP92107489.4
    • 1992-05-04
    • GOLDSTAR CO. Ltd.
    • Kang, Seong Taek
    • H01J25/50F24C7/02H05B6/64
    • H01J23/005H01J2225/50H05B6/64
    • Disclosed is a cooling apparatus of magnetron, comprising a channel-shaped heat radiation plate 1 for dissipating the heat generated from the anode 10 of a magnetron, a yoke 6 for supporting the heat radiation plate 1, an opening 3 formed in both side walls of the heat radiation plate 1, and a secondary air passage 7 formed in both side walls of the yoke 6 for passing cooling-air to the opening 3, whereby the main stream of the cooling-air coming through the forward end of the heat radiation plate 1 is pushed towards the anode 10 in the rear region of the anode 10 by the cooling-air driven through the secondary passage and opening 3 into the rear region.
    • 公开了一种磁控管的冷却装置,其特征在于,包括用于散发由磁控管的阳极10产生的热量的通道形状的散热板1,用于支撑散热板1的磁轭6,形成在两个侧壁上的开口3 散热板1和形成在磁轭6的两个侧壁中的二次空气通道7,用于将冷却空气传送到开口3,由此通过散热板的前端的冷却空气的主流 1通过从第二通道和开口3驱动到后部区域的冷却空气被推向阳极10的后部区域中的阳极10。