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    • 93. 发明授权
    • Solar power system and control system
    • 太阳能发电系统及控制系统
    • US09207700B2
    • 2015-12-08
    • US13521672
    • 2011-02-21
    • Tohru KohnoMotoo FutamiHiromu Kakuya
    • Tohru KohnoMotoo FutamiHiromu Kakuya
    • G06F1/26G05F1/67H01L31/02
    • G05F1/67H01L31/02021Y02E10/50
    • In a case in which a local solution to current-voltage characteristics is generated by way of a partial shade, it has been difficult to perform control for causing a solar cell to operate at a maximum power point efficiently in terms of power and at a low cost. During steady state operation, an MPPT control unit 1 for performing the normal hill climbing method is selected, and if the change amount of the output current of the solar cell is greater than or equal to a predetermined threshold, an MPPT control unit 2 for increasing the variation width of the output voltage of the solar cell to greater than the hill climbing method is selected. By way of such control, it is possible to achieve both efficient operation in a steady state and avoidance of a local solution to a partial shade at a low cost.
    • 在通过部分阴影产生电流 - 电压特性的局部解决方案的情况下,难以执行使太阳能电池在功率方面有效地在最大功率点工作的控制 成本。 在稳态运行中,选择用于执行正常登山方法的MPPT控制单元1,如果太阳能电池的输出电流的变化量大于或等于预定阈值,则MPPT控制单元2用于增加 选择太阳能电池的输出电压的变化幅度大于爬坡方式。 通过这样的控制,可以在稳定状态下实现有效的操作,并且可以以低成本避免局部溶液局部遮蔽。
    • 95. 发明申请
    • BATTERY ENERGY STORAGE SYSTEM
    • 电池能源储存系统
    • US20140077595A1
    • 2014-03-20
    • US14119988
    • 2012-05-21
    • Hiromu KakuyaMotoo Futami
    • Hiromu KakuyaMotoo Futami
    • H02J1/10
    • H02J1/10H01M10/441H02J7/0024H02M7/49Y10T307/352
    • A battery energy storage system including: a power control circuit group provided by electrically connecting a plurality of power control circuits in series with each other on a load connection terminal side, the plurality of power control circuits each having load connection terminals electrically connected with a load and having power supply connection terminals electrically connected with a power supply, and controlling power supplied to the load side connection terminals or the power supply side connection terminals and outputting the power from the power supply side connection terminals or the load side connection terminals; an electric energy storage device including a plurality of capacitors, a control device for controlling operation of the plurality of power control circuits; and a power usage rate changing section provided so as to correspond to each of the plurality of power control circuits.
    • 一种电池能量存储系统,包括:功率控制电路组,其通过在负载连接端子侧上彼此串联地电连接多个功率控制电路,所述多个功率控制电路各自具有与负载电连接的负载连接端子 并且具有与电源电连接的电源连接端子,并且控制供应到负载侧连接端子或电源侧连接端子的电力,并从电源侧连接端子或负载侧连接端子输出电力; 包括多个电容器的电能存储装置,用于控制多个功率控制电路的操作的控制装置; 以及功率使用率变更部,设置为与所述多个功率控制电路中的每一个对应。
    • 96. 发明授权
    • Vehicle having tire wear evaluation system
    • 车辆具有轮胎磨损评估系统
    • US08319621B2
    • 2012-11-27
    • US12709096
    • 2010-02-19
    • Akira KikuchiMotoo FutamiToshikazu MinoshimaTomohiko YasudaTakayuki SatoKichio Nakajima
    • Akira KikuchiMotoo FutamiToshikazu MinoshimaTomohiko YasudaTakayuki SatoKichio Nakajima
    • B60Q1/00
    • B60C23/04B60C11/246B60C99/006
    • A vehicle which evaluates tire wear properly even in a road condition that tires easily slip or lock up. The vehicle, which has a driven wheel and a driving wheel with tires attached thereto, includes: a revolution speed detector for detecting revolution speeds of the driven and driving wheels; a wheel speed detector for detecting wheel speeds of the driven and driving wheels based on the detected revolution speed data of the driven and driving wheels; a wheel speed ratio detector for detecting a wheel speed ratio between the driven and driving wheels based on the detected wheel speed data of the driven and driving wheels; and a tire condition evaluator for outputting an evaluation result indicating that the tire(s) attached to the driven wheel and/or driving wheel is(are) worn when the wheel speed ratio is higher than a preset threshold.
    • 即使在轮胎容易滑动或锁定的道路状况下也能够正确地评估轮胎磨损的车辆。 具有从动轮和附带轮胎的驱动轮的车辆包括:用于检测从动和驱动轮的转速的转速检测器; 用于根据所检测到的从动驱动轮和驱动轮的转速数据来检测从动和驱动轮的车轮速度的车轮速度检测器; 轮速比检测器,用于根据检测到的从动和驱动轮的车轮速度数据来检测从动和驱动车轮之间的车轮速比; 以及轮胎状况评估器,用于输出当轮速比高于预设阈值时表示安装在从动轮和/或驱动轮上的轮胎被磨损的评估结果。
    • 100. 发明申请
    • POWER CONVERTING DEVICE AND METHOD FOR CONTROLLING THE SAME
    • 电力转换装置及其控制方法
    • US20090168474A1
    • 2009-07-02
    • US11964274
    • 2007-12-26
    • Shuji KatohYasuhiro KiyofujiShoichiro KosekiTomomichi ItoMotoo Futami
    • Shuji KatohYasuhiro KiyofujiShoichiro KosekiTomomichi ItoMotoo Futami
    • H02M1/00
    • H02J3/01Y02E40/40
    • In a system to which a fluctuating load is connected, compensating for fluctuation in voltage harmonics at the load connecting point and fluctuation in system current harmonics has been difficult for a power converting device connected in parallel with the load. To resolve the problem, a power converting device connected in parallel with a fluctuating load includes: a Fourier series expansion unit which executes Fourier series expansion to load current by use of a reference sine wave in sync with a system and thereby outputs Fourier coefficients; and a fundamental component calculating unit which calculates a positive phase active fundamental component of the load current from the Fourier coefficients. A current instruction of the power converting device is generated by subtracting the fundamental current from the load current. With the current instruction, the fluctuations in system current harmonics and in voltage harmonics at the connecting point can be compensated for.
    • 在连接波动负载的系统中,与负载并联连接的电力转换装置难以补偿负载连接点的电压谐波的波动和系统电流谐波的波动。 为了解决该问题,与波动负载并联连接的电力转换装置包括:傅立叶级数扩展单元,其通过使用与系统同步的参考正弦波来执行傅立叶级数展开以加载电流,从而输出傅里叶系数; 以及从傅立叶系数计算负载电流的正相位有源基波分量的基波分量计算单元。 通过从负载电流中减去基波电流来产生电力转换装置的电流指令。 利用当前的指令,可以补偿系统电流谐波和连接点电压谐波的波动。