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    • 1. 发明授权
    • Leakage current reducing apparatus
    • 泄漏电流减少装置
    • US09099945B2
    • 2015-08-04
    • US13818860
    • 2011-06-16
    • Takuya SakaiSatoshi Azuma
    • Takuya SakaiSatoshi Azuma
    • H02P1/46H02M5/45H02P6/00H02M1/12H02M1/44H02M5/458H02P27/04
    • H02P6/002H02M1/12H02M1/44H02M5/4585H02M2001/123H02P27/04
    • In a system supplying power from an AC power supply to a three-phase motor via a converter and an inverter, a leakage current reducing apparatus is connected to a connection line between the AC power supply and the converter. A common mode transformer detects, as common mode voltage, common mode current flowing from the AC power supply to the connection line. The common mode voltage is inputted to a voltage amplifier via a filter apparatus. Output voltage obtained by voltage amplification passes through a capacitor and then is applied as an AC component to a neutral point of capacitors connected in a Y-connection fashion, so as to have the same phase as that of the common mode voltage. Thus, current having the same phase as that of the common mode current is supplied via the capacitors to the converter through the connection line, thereby reducing the common mode current.
    • 在通过转换器和逆变器从AC电源向三相电动机供电的系统中,将漏电流降低装置连接到AC电源和转换器之间的连接线。 共模变压器作为共模电压检测从AC电源流向连接线的共模电流。 共模电压通过滤波器装置输入到电压放大器。 通过电压放大获得的输出电压通过电容器,然后作为交流分量施加到以Y形连接方式连接的电容器的中性点,以便具有与共模电压相同的相位。 因此,具有与共模电流相同相位的电流通过电容器经由连接线被提供给转换器,从而降低共模电流。
    • 3. 发明申请
    • DISCHARGE LAMP LIGHTING DEVICE, AND ILLUMINATING DEVICE
    • 放电灯照明装置和照明装置
    • US20100013393A1
    • 2010-01-21
    • US12439083
    • 2007-08-27
    • Naoki OnishiTetsuya HamanaKeisuke UedaKouichi IkegamiKazuhiko TachibanaTakuya Sakai
    • Naoki OnishiTetsuya HamanaKeisuke UedaKouichi IkegamiKazuhiko TachibanaTakuya Sakai
    • H05B41/36
    • H05B41/2985H05B41/2988H05B41/3921
    • In order to enhance stability of a discharge lamp at the time of dimming lighting even in the case where a light output is lowered, a direct current superimposing circuit superimposes a direct current voltage on an alternating current voltage applied to a fluorescent lamp, and a dimming signal correction circuit receives a detection value of a direct current voltage detection circuit and a dimming signal that is from an outside, outputs a dimming signal higher in level than the dimming signal in the case where the detection value of the direct current voltage detection circuit exceeds a first threshold value, and decreases the level of the outputted dimming signal to the level of the inputted dimming signal in the case where the detection value of the direct current voltage detection circuit falls down below a second threshold value that is equal to or less than the first threshold value. Then, an amount of alternating current power supplied to the fluorescent lamp by an inverter circuit is increased and decreased in response to fluctuations of the level of the dimming signal outputted by the dimming signal correction circuit, whereby the fluorescent lamp is dimmed.
    • 即使在光输出降低的情况下,为了提高放电灯的调光稳定性,直流叠加电路将施加在荧光灯上的交流电压的直流电压叠加, 信号校正电路接收来自外部的直流电压检测电路和调光信号的检测值,在直流电压检测电路的检测值超过的情况下,输出比调光信号高的电平的调光信号 在直流电压检测电路的检测值低于第二阈值以下的第二阈值的情况下,将输出的调光信号的电平降低到输入的调光信号的电平。 第一个阈值。 然后,响应于由调光信号校正电路输出的调光信号的电平的波动,逆变器电路向荧光灯供给的交流电力的量增加和减少,由此荧光灯变暗。
    • 4. 发明授权
    • Internal liquid composition contained as internal liquid in a releasing container and releasing container product
    • 内部液体组合物作为内部液体包含在释放容器中并释放容器产品
    • US06258857B1
    • 2001-07-10
    • US09244088
    • 1999-02-04
    • Kazuo IijimaHaruhisa UenoyamaTakuya Sakai
    • Kazuo IijimaHaruhisa UenoyamaTakuya Sakai
    • A61K746
    • A61K8/0279A61K8/046A61K8/25A61K8/8152A61K9/143A61K9/146A61K2800/412A61K2800/56A61Q7/00A61Q15/00A61Q17/04C09K3/30Y10S514/919
    • The invention relates to an internal liquid composition contained in a releasing container such as an aerosol container, and a releasing container product containing such composition. The following three types are proposed as the composition. The first type is a blending of inorganic porous fine particles carrying a chemical, disperse solution, acrylic acid polymer, and alkali. The second type is a blending of inorganic porous fine particles carrying a chemical, disperse solution, and synthetic resin fine particles. The third type is a blending of inorganic porous fine particles carrying a chemical, disperse solution, acrylic acid polymer, alkali, and synthetic resin fine particles. As inorganic porous fine particles, for example, silicic anhydride porous fine particles may be used. The chemical to be carried by the inorganic porous fine particles includes perfume, insect repellent, agricultural chemical, deodorant, plant extract, ultraviolet blocker, antioxidant, antipruritic, hair growth promoter, vitamin, antiperspirant, sunburn remedy, antiseptic, moisturizer, styptic, oil, and others. As disperse solution, water, alcohol, ether and other organic solvents may be used.
    • 本发明涉及包含在诸如气溶胶容器的释放容器中的内部液体组合物,以及含有该组合物的脱模容器产品。 提出以下三种类型作为组合。 第一种是携带化学,分散溶液,丙烯酸聚合物和碱的无机多孔微粒的混合物。 第二种是携带化学,分散溶液和合成树脂细颗粒的无机多孔微粒的混合。 第三种是携带化学,分散溶液,丙烯酸聚合物,碱和合成树脂细颗粒的无机多孔微粒的混合。 作为无机多孔微粒,可以使用例如硅酸酐多孔质微粒。 由无机多孔微粒承载的化学物质包括香料,驱虫剂,农药,除臭剂,植物提取物,紫外线阻断剂,抗氧化剂,止痒剂,毛发生长促进剂,维生素,止汗剂,晒伤补救剂,防腐剂,保湿剂,柿子油 , 和别的。 作为分散溶液,可以使用水,醇,醚等有机溶剂。
    • 6. 发明授权
    • Leakage current reduction apparatus that includes a voltage amplifier and a voltage applicator
    • 泄漏电流降低装置,包括电压放大器和电压施加器
    • US08755205B2
    • 2014-06-17
    • US13254497
    • 2010-03-04
    • Satoshi AzumaTakuya Sakai
    • Satoshi AzumaTakuya Sakai
    • H02M5/45
    • H02P27/06H02M7/48H02M2001/123
    • Three-phase windings 11-13 and 21-23 of a first common-mode transformer 1 and a second common-mode transformer 2 are connected in series through connecting lines 8r-8t, respectively. The windings 11-13 are connected to an unillustrated AC power supply by connecting lines 91r-91t. The windings 21-23 are connected to a three-phase motor by connecting lines 93r-93t and through a converter and an inverter which are unillustrated. A winding 14 for common-mode voltage detection detects high-frequency leakage currents flowing through the connecting lines 91r-91t as a common-mode voltage V1, and an output voltage V2 obtained by voltage amplification by a voltage amplifier 3 is applied to a winding 24 for common-mode voltage application in such a manner that the output voltage V2 works in generally the same direction as the common-mode voltage V1, thereby canceling out the high-frequency leakage currents through the windings 21-23. Since a voltage amplification method is used, it is possible to reduce the high-frequency leakage currents with a simpler configuration as compared to a conventional current amplification method.
    • 第一共模变压器1和第二共模变压器2的三相绕组11-13和21-23分别通过连接线8r-8t串联连接。 绕组11-13通过连接线91r-91t连接到未示出的AC电源。 绕组21-23通过连接线93r-93t并通过未示出的转换器和逆变器连接到三相电动机。 用于共模电压检测的绕组14检测作为共模电压V1流过连接线91r-91t的高频漏电流,并且通过电压放大器3通过电压放大获得的输出电压V2被施加到绕组 24,用于共模电压施加,使得输出电压V2与共模电压V1大致相同的方向工作,从而消除通过绕组21-23的高频漏电流。 由于使用电压放大方法,与传统的电流放大方法相比,可以以更简单的配置来降低高频漏电流。
    • 7. 发明授权
    • Leakage current reducing apparatus
    • 泄漏电流减少装置
    • US08649193B2
    • 2014-02-11
    • US13636209
    • 2011-04-01
    • Takuya SakaiSatoshi Azuma
    • Takuya SakaiSatoshi Azuma
    • H02M1/12H02M1/16
    • H02M1/15H02M2001/123
    • First windings of a first common mode transformer and second windings of a second common mode transformer are connected in series via connection lines. The windings are connected to an AC power supply via connection lines. The first windings are connected to a three-phase motor via connection lines, a converter, and an inverter. High-frequency leakage currents flowing in the connection lines are detected as a common mode voltage by a winding for common mode voltage detection. An output voltage is inputted via a filter to a voltage amplifier unit that amplifies the output voltage, and the amplified voltage is applied to a winding via a capacitor in substantially a same direction as a direction of the common mode voltage. As a result, leakage currents are reduced by induced voltages on the windings.
    • 第一共模变压器的第一绕组和第二共模变压器的第二绕组通过连接线串联连接。 绕组通过连接线连接到交流电源。 第一绕组经由连接线,转换器和逆变器连接到三相电动机。 通过用于共模电压检测的绕组将连接线中流过的高频漏电流检测为共模电压。 通过滤波器将输出电压输入到放大输出电压的电压放大器单元,并且将放大的电压经由电容器沿与共模电压的方向基本相同的方向施加到绕组。 结果,漏电流由绕组上的感应电压降低。
    • 8. 发明授权
    • Discharge lamp lighting device, and illuminating device
    • 放电灯照明装置和照明装置
    • US07973493B2
    • 2011-07-05
    • US12439083
    • 2007-08-27
    • Naoki OnishiTetsuya HamanaKeisuke UedaKouichi IkegamiKazuhiko TachibanaTakuya Sakai
    • Naoki OnishiTetsuya HamanaKeisuke UedaKouichi IkegamiKazuhiko TachibanaTakuya Sakai
    • G05F1/00
    • H05B41/2985H05B41/2988H05B41/3921
    • In order to enhance stability of a discharge lamp at the time of dimming lighting even in the case where a light output is lowered, a direct current superimposing circuit superimposes a direct current voltage on an alternating current voltage applied to a fluorescent lamp, and a dimming signal correction circuit receives a detection value of a direct current voltage detection circuit and a dimming signal that is from an outside, outputs a dimming signal higher in level than the dimming signal in the case where the detection value of the direct current voltage detection circuit exceeds a first threshold value, and decreases the level of the outputted dimming signal to the level of the inputted dimming signal in the case where the detection value of the direct current voltage detection circuit falls down below a second threshold value that is equal to or less than the first threshold value. Then, an amount of alternating current power supplied to the fluorescent lamp by an inverter circuit is increased and decreased in response to fluctuations of the level of the dimming signal outputted by the dimming signal correction circuit, whereby the fluorescent lamp is dimmed.
    • 即使在光输出降低的情况下,为了提高放电灯的调光稳定性,直流叠加电路将施加在荧光灯上的交流电压的直流电压叠加, 信号校正电路接收来自外部的直流电压检测电路和调光信号的检测值,在直流电压检测电路的检测值超过的情况下,输出比调光信号高的电平的调光信号 在直流电压检测电路的检测值低于第二阈值以下的第二阈值的情况下,将输出的调光信号的电平降低到输入的调光信号的电平。 第一个阈值。 然后,响应于由调光信号校正电路输出的调光信号的电平的波动,逆变器电路向荧光灯供给的交流电力的量增加和减少,由此荧光灯变暗。
    • 10. 发明申请
    • LEAKAGE CURRENT REDUCING APPARATUS
    • 泄漏电流减少装置
    • US20130010506A1
    • 2013-01-10
    • US13636209
    • 2011-04-01
    • Takuya SakaiSatoshi Azuma
    • Takuya SakaiSatoshi Azuma
    • H03B19/00H02M7/06H02M7/537H02M5/458
    • H02M1/15H02M2001/123
    • First windings of a first common mode transformer and second windings of a second common mode transformer are connected in series via connection lines. The windings are connected to an AC power supply via connection lines. The first windings are connected to a three-phase motor via connection lines, a converter, and an inverter. High-frequency leakage currents flowing in the connection lines are detected as a common mode voltage by a winding for common mode voltage detection. An output voltage is inputted via a filter to a voltage amplifier unit that amplifies the output voltage, and the amplified voltage is applied to a winding via a capacitor in substantially a same direction as a direction of the common mode voltage. As a result, leakage currents are reduced by induced voltages on the windings.
    • 第一共模变压器的第一绕组和第二共模变压器的第二绕组通过连接线串联连接。 绕组通过连接线连接到交流电源。 第一绕组经由连接线,转换器和逆变器连接到三相电动机。 通过用于共模电压检测的绕组将连接线中流过的高频漏电流检测为共模电压。 通过滤波器将输出电压输入到放大输出电压的电压放大器单元,并且将放大的电压经由电容器沿与共模电压的方向基本相同的方向施加到绕组。 结果,漏电流由绕组上的感应电压降低。