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    • 3. 发明授权
    • Photovoltaic power generation controller and power evaluation method in photovoltaic power generation control
    • 光伏发电控制器和光伏发电控制中的功率评估方法
    • US07859241B2
    • 2010-12-28
    • US12191900
    • 2008-08-14
    • Toshiya YoshidaKatsumi OhniwaMichio Ohtsubo
    • Toshiya YoshidaKatsumi OhniwaMichio Ohtsubo
    • G05F1/56
    • G05F1/67H02M3/157Y02E10/58Y10S323/906
    • A photovoltaic power generation controller, in which minute power change is detected even with a low-resolution AD converter, thereby being capable of performing maximum power point tracking control with high accuracy, is provided. In the photovoltaic power generation controller of the invention, a control circuit 44 shifts switches 41 to respective output A sides of a voltage detector 8 and a current detector 9; gives a low-frequency ripple component to an operating voltage of a solar cell 1 while increasing modulation factor D by predetermined variation width d, to start maximum power point search from an open circuit voltage side; confirms a maximum power point passage when: an operating point oscillates in the vicinity of the maximum power point; and a power value, which is output by a power detector 43, after update of the modulation factor becomes smaller than a power value before update of the modulation factor; and switches the switches 41 to respective output sides of amplifiers 23 and 24 to continue the maximum power point tracking control.
    • 提供了即使利用低分辨率AD转换器检测微小功率变化从而能够以高精度执行最大功率点跟踪控制的光伏发电控制器。 在本发明的光电发电控制器中,控制电路44将开关41移动到电压检测器8和电流检测器9的各个输出端A侧; 将太阳能电池1的工作电压提供低频纹波分量,同时以调制因数D增加预定的变化幅度d,以从开路电压侧开始最大功率点搜索; 在以下情况下确认最大功率点通道:工作点在最大功率点附近振荡; 并且在调制因子更新之后由功率检测器43输出的功率值变得小于调制因子更新之前的功率值; 并将开关41切换到放大器23和24的相应输出侧,以继续最大功率点跟踪控制。
    • 4. 发明授权
    • Magnetic bearing device and method
    • 磁轴承装置及方法
    • US07977839B2
    • 2011-07-12
    • US12892376
    • 2010-09-28
    • Toshimitsu BaradaToshiya Yoshida
    • Toshimitsu BaradaToshiya Yoshida
    • F16C32/04
    • F16C32/0457F16C32/0448F16C2360/45
    • An energy-saving magnetic bearing device with no bias current for making the relation between the excitation current and the magnetic force of the electromagnet linear is provided. In a magnetic bearing device for supporting a rotor 1 serving as the magnetic piece in a levitating state allowing free rotation at a specified position by the magnetic force of a pair of electromagnets 2, 3, the electromagnets 2, 3 are constituted to interpose the rotor 1 and face each other. A driver 204 is a PWM (pulse width modulation) type driver for controlling the excitation current in the electromagnets 2, 3 by modulating the pulse width of a voltage driven at a specified carrier frequency fc, and includes a resonator means for electrically resonating at a frequency equal to the carrier frequency fc. When an excitation current flows in either one of the pair of opposing electromagnets 2, 3, then the other magnet is regulated so that the DC component in the electromagnet excitation current is zero, and a voltage is applied via the resonator means to the electromagnet whose DC component in the excitation current is discharged to zero.
    • 提供了一种无偏置电流的节能磁轴承装置,用于使励磁电流与电磁铁线性的磁力之间的关系。 在用于以悬浮状态支撑用作磁片的转子1的磁轴承装置中,通过一对电磁体2,3的磁力使指定位置自由旋转,电磁体2,3构成为将转子 1并面对彼此。 驱动器204是用于通过调制以特定载波频率fc驱动的电压的脉冲宽度来控制电磁体2,3中的激励电流的PWM(脉冲宽度调制)型驱动器,并且包括谐振器装置,用于在 频率等于载波频率fc。 当励磁电流在一对相对电磁体2,3中的任一个中流动时,另一个磁体被调节,使得电磁铁激励电流中的直流分量为零,并且通过谐振器装置将电压施加到电磁体, 励磁电流中的直流分量放电到零。
    • 5. 发明授权
    • Window molding
    • 窗口成型
    • US06460300B2
    • 2002-10-08
    • US09727850
    • 2000-11-30
    • Toshiki MikkaichiKenichi OguraToshiya YoshidaTsuyoshi Kuriyama
    • Toshiki MikkaichiKenichi OguraToshiya YoshidaTsuyoshi Kuriyama
    • E06B362
    • B60J10/24B60J10/16B60J10/265B60J10/45B60J10/70
    • A window molding which is easy to install, and in the installed state remains stable and the external appearance is superior, and does not show floating or generate abnormal noise during highspeed cruising and is able to be flush-surfaced easily. The window molding is constituted by: a molding body attached along a space between a window plate and a body panel; a protruding rib protruding from the molding body towards an external surface of the window plate; a leg section extending from the molding body towards the space; a sealing lip extending from the molding body towards an external surface of a body panel; a linking lip extending from the leg section towards the space-forming surface of the body panel and linking with a tip of the sealing lip or in a vicinity of the sealing lip to form a hollow section.
    • 易于安装的窗模,安装状态保持稳定,外观优越,并且在高速巡航期间不显示漂浮或产生异常噪音,并且能够容易地冲洗。 窗口成型由以下部件构成:沿着窗板和车身板之间的空间安装的成型体; 从所述模制体向所述窗板的外表面突出的凸肋; 从成型体向空间延伸的腿部; 密封唇缘,其从成型体向身体板的外表面延伸; 连接唇缘,其从腿部延伸到主体面板的空间形成表面,并与密封唇的尖端或密封唇的附近连接以形成中空部。
    • 6. 发明申请
    • MAGNETIC BEARING DEVICE AND METHOD
    • 磁性轴承装置及方法
    • US20090096302A1
    • 2009-04-16
    • US11994931
    • 2006-07-04
    • Toshimitsu BaradaToshiya Yoshida
    • Toshimitsu BaradaToshiya Yoshida
    • H02K7/09
    • F16C32/0457F16C32/0448F16C2360/45
    • An energy-saving magnetic bearing device with no bias current for making the relation between the excitation current and the magnetic force of the electromagnet linear is provided. In a magnetic bearing device for supporting a rotor 1 serving as the magnetic piece in a levitating state allowing free rotation at a specified position by the magnetic force of a pair of electromagnets 2, 3, the electromagnets 2, 3 are constituted to interpose the rotor 1 and face each other. A driver 204 is a PWM (pulse width modulation) type driver for controlling the excitation current in the electromagnets 2, 3 by modulating the pulse width of a voltage driven at a specified carrier frequency fc, and includes a resonator means for electrically resonating at a frequency equal to the carrier frequency fc. When an excitation current flows in either one of the pair of opposing electromagnets 2, 3, then the other magnet is regulated so that the DC component in the electromagnet excitation current is zero, and a voltage is applied via the resonator means to the electromagnet whose DC component in the excitation current is discharged to zero.
    • 提供了一种无偏置电流的节能磁轴承装置,用于使励磁电流与电磁铁线性的磁力之间的关系。 在用于以悬浮状态支撑用作磁片的转子1的磁轴承装置中,通过一对电磁体2,3的磁力使指定位置自由旋转,电磁体2,3构成为将转子 1并面对彼此。 驱动器204是用于通过调制以特定载波频率fc驱动的电压的脉冲宽度来控制电磁体2,3中的激励电流的PWM(脉冲宽度调制)型驱动器,并且包括谐振器装置,用于在 频率等于载波频率fc。 当励磁电流在一对相对电磁体2,3中的任一个中流动时,另一个磁体被调节,使得电磁铁激励电流中的直流分量为零,并且通过谐振器装置将电压施加到电磁体, 励磁电流中的直流分量放电到零。
    • 8. 发明申请
    • MAGNETIC BEARING DEVICE AND METHOD
    • 磁性轴承装置及方法
    • US20110012456A1
    • 2011-01-20
    • US12892376
    • 2010-09-28
    • Toshimitsu BaradaToshiya Yoshida
    • Toshimitsu BaradaToshiya Yoshida
    • H02K7/09
    • F16C32/0457F16C32/0448F16C2360/45
    • An energy-saving magnetic bearing device with no bias current for making the relation between the excitation current and the magnetic force of the electromagnet linear is provided. In a magnetic bearing device for supporting a rotor 1 serving as the magnetic piece in a levitating state allowing free rotation at a specified position by the magnetic force of a pair of electromagnets 2, 3, the electromagnets 2, 3 are constituted to interpose the rotor 1 and face each other. A driver 204 is a PWM (pulse width modulation) type driver for controlling the excitation current in the electromagnets 2, 3 by modulating the pulse width of a voltage driven at a specified carrier frequency fc, and includes a resonator means for electrically resonating at a frequency equal to the carrier frequency fc. When an excitation current flows in either one of the pair of opposing electromagnets 2, 3, then the other magnet is regulated so that the DC component in the electromagnet excitation current is zero, and a voltage is applied via the resonator means to the electromagnet whose DC component in the excitation current is discharged to zero.
    • 提供了一种无偏置电流的节能磁轴承装置,用于使励磁电流与电磁铁线性的磁力之间的关系。 在用于以悬浮状态支撑用作磁片的转子1的磁轴承装置中,通过一对电磁体2,3的磁力使指定位置自由旋转,电磁体2,3构成为将转子 1并面对彼此。 驱动器204是用于通过调制以特定载波频率fc驱动的电压的脉冲宽度来控制电磁体2,3中的激励电流的PWM(脉冲宽度调制)型驱动器,并且包括谐振器装置,用于在 频率等于载波频率fc。 当励磁电流在一对相对电磁体2,3中的任一个中流动时,另一个磁体被调节,使得电磁铁激励电流中的直流分量为零,并且通过谐振器装置将电压施加到电磁体, 励磁电流中的直流分量放电到零。
    • 9. 发明授权
    • Apparatus for reducing change in timbre at each point where tone ranges
are switched
    • 用于在音调范围被切换的每个点减小音色变化的装置
    • US5886278A
    • 1999-03-23
    • US963952
    • 1997-11-04
    • Toshiya Yoshida
    • Toshiya Yoshida
    • G10H1/12G10H7/00G10H7/02
    • G10H1/125G10H7/008G10H7/02Y10S84/09
    • A tone waveform reproduction apparatus, for an electronic musical instrument employing a plurality of samples in consonance with tone ranges, that can reduce a change in a timbre so that it will not be noticeable, and that can provide a natural transition of musical tones. An address generator generates a read address for a waveform memory. In the waveform memory are stored waveform data that differ for each timbre and each specific pitch range. A digital filter has a low-pass property and is controlled by a cutoff controller to adjust a timber or a tone quality. The cutoff controller generates a cutoff control signal for compensating for a discontinuity, at a point where tone ranges are switched, of reproduced frequencies of tone signals extracted from the waveform memory, and outputs the cutoff control signal fcn.
    • 一种音调波形再现装置,用于使用符合音调范围的多个样本的电子乐器,其可以减少音色的变化,使得它不会显着,并且可以提供乐音的自然转换。 地址发生器产生波形存储器的读地址。 在波形存储器中存储对于每个音色和每个特定间距范围而不同的波形数据。 数字滤波器具有低通特性,并由切断控制器控制以调整木材或音质。 截止控制器产生用于补偿从波形存储器提取的音调信号的再现频率的切换点处的切换控制信号,并输出截止控制信号fcn。