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    • 4. 发明授权
    • Plasma display panel driving circuit and plasma display apparatus
    • 等离子显示面板驱动电路和等离子体显示装置
    • US07852289B2
    • 2010-12-14
    • US11748139
    • 2007-05-14
    • Yasuhiro AraiManabu InoueToshikazu Nagaki
    • Yasuhiro AraiManabu InoueToshikazu Nagaki
    • G09G3/28
    • G09G3/2965G09G2330/025
    • A PDP driving circuit is comprised of a power recovery unit for recovering an electric power from a capacitive load by resonance operation with PDP which is the capacitive load Cp, and reusing the recovered power. The power recovery unit includes a recovery inductor for resonating with the capacitive load, a recovery switch element for connecting the recovery capacitor to the capacitive load and recovery inductor, and forming a channel for passing resonance current, a counterflow preventive diode for blocking flow of current in the recovery switch element in reverse polarity direction, and a protective diode for forming a closed current channel including the recovery inductor and recovery switch element when the counterflow preventive diode is changed from ON state to OFF state.
    • PDP驱动电路包括功率回收单元,用于通过与作为电容性负载Cp的PDP进行谐振操作从电容性负载恢复电力,并且重新利用恢复的功率。 功率恢复单元包括用于与电容性负载谐振的恢复电感器,用于将恢复电容器连接到电容性负载和恢复电感器并且形成用于传递谐振电流的通道的恢复开关元件,用于阻止电流流动的防逆流二极管 在逆极性方向的恢复开关元件中,以及保护二极管,用于在防逆流二极管从接通状态变为断开状态时形成包括恢复电感器和恢复开关元件的闭合电流通道。
    • 9. 发明授权
    • Air conditioner
    • 冷气机
    • US5660056A
    • 1997-08-26
    • US372684
    • 1995-01-17
    • Yasuhiro AraiHideaki MotohashiTetsuo Sano
    • Yasuhiro AraiHideaki MotohashiTetsuo Sano
    • F25B13/00F25B9/00F25B39/00F28D1/047F28F1/32
    • F24F1/0059F24F1/0007F25B39/00F25B9/006F28D1/0477F28F1/32F28D2001/0266
    • An air conditioner employs a non-azeotropic refrigerant mixture without deteriorating the heat-exchange efficiency and air-conditioning capability of an indoor heat exchanger of the air conditioner. The indoor heat exchanger (3) has a fin on which a first path (33), a second path (34), and a third path (35) for passing the refrigerant mixture are arranged. The first path passes the refrigerant mixture from the leeward side toward the windward side of an air flow produced by an indoor fan (7), to form a counterflow of the refrigerant mixture against the air flow. The second path passes the refrigerant mixture from the windward side toward the leeward side of the air flow. Although the second path forms a parallel flow of the refrigerant mixture with respect to the air flow, it achieves moderate heat-exchange efficiency because the number of rows of piping on the leeward side is greater than that on the windward side and because the rows of piping do not overlap one another with respect to the air flow. The third path passes the refrigerant mixture from the windward side toward the leeward side and again from the windward side toward the leeward side of the air flow, to partly realize a counterflow of the refrigerant mixture against the air flow, to thereby improve the heat-exchange efficiency.
    • 空调器采用非共沸混合制冷剂,而不会降低空调的室内热交换器的热交换效率和空气调节能力。 室内热交换器(3)具有翅片,第一路径(33),第二路径(34)和用于使制冷剂混合物通过的第三路径(35)布置在其上。 第一路径将制冷剂混合物从室内风扇(7)产生的空气流的背风侧向风向侧通过,以形成制冷剂混合物相对于空气流的逆流。 第二路径将制冷剂混合物从风向侧朝向空气流的背风侧。 虽然第二路径形成制冷剂混合物相对于空气流的平行流动,但是由于背风侧的管道的排数大于迎风侧的管道数量,所以能够实现适度的热交换效率, 管道相对于空气流不重叠。 第三路径将制冷剂混合物从风向侧朝向背风侧,再次从空气流的向风侧朝向背风侧,部分地实现制冷剂混合物相对于气流的逆流,由此, 交流效率。