会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明专利
    • Load driving unit
    • 负载驱动单元
    • JP2006238516A
    • 2006-09-07
    • JP2005045542
    • 2005-02-22
    • Ishikawajima Harima Heavy Ind Co LtdIshikawajima Transport Machinery Co Ltd石川島播磨重工業株式会社石川島運搬機械株式会社
    • SHIGA YUJIIMAZEKI MASANORISHIMODA SUSUMUAKUNE KEINISHIKAWA TAKAAKI
    • H02P27/06H02J3/32H02J7/34H02M7/48
    • PROBLEM TO BE SOLVED: To provide a simple constitution of a load driving unit which can surely get large power required for drive of a load from a capacitor and surely recover regenerative power yielded from the load into the capacitor. SOLUTION: The load driving unit possesses an AC/DC converter 2 which converts AC power given from an external power source into DC power, an inverter 5 which converts DC power output from this AC/DC converter into AC power whose voltage and frequency are controlled so as to drive the load, and a capacitor 3 which accumulates DC power output from the AC/DC converter 2 and regenerative power recovered from the load via the inverter. Especially, a DC/DC converter 8, which steps up and steps down voltage of DC power and regenerative power and inputs it into the capacitor and outputs it from there, is provided on the previous stage of the capacitor thereby widening the range of DC voltage added to the capacitor 3 and increasing the quantity of its input/output energy. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种负载驱动单元的简单结构,其可以确实获得来自电容器的负载驱动所需的大功率,并且可靠地恢复从负载到电容器的再生功率。

      解决方案:负载驱动单元具有将从外部电源提供的AC电力转换为DC电力的AC / DC转换器2,将从该AC / DC转换器输出的DC电力转换为AC电力的逆变器5, 控制频率以驱动负载;以及电容器3,其累积从AC / DC转换器2输出的直流电力和经由逆变器从负载恢复的再生电力。 特别地,在电容器的前一级提供升压和降压直流电源电压和再生电力并将其输入电容器并从其输出的DC / DC转换器8,从而扩大直流电压的范围 添加到电容器3并增加其输入/输出能量的量。 版权所有(C)2006,JPO&NCIPI

    • 2. 发明专利
    • Active control pulse thrust measuring apparatus
    • 主动控制脉冲测量装置
    • JP2005114492A
    • 2005-04-28
    • JP2003347804
    • 2003-10-07
    • Ihi Aerospace Co LtdIshikawajima Harima Heavy Ind Co Ltd株式会社アイ・エイチ・アイ・エアロスペース石川島播磨重工業株式会社
    • MATSUDA NAOKIUMEDA JOJISHIGA YUJITANAKA MOTOAKIHIROKAWA YOSHIRO
    • G01L5/00F16F15/02
    • PROBLEM TO BE SOLVED: To provide a pulse thrust measuring apparatus for suppressing the vibration of an apparatus system even if short pulse thrust operates, and precisely measuring the short pulse thrust.
      SOLUTION: The pulse thrust measuring apparatus comprises: a thrust trestle 12 in which a thruster 2 for generating thrust is mounted; a support member 14 for supporting the thrust trestle so that it can travel in the thrust direction; a fixed member 16 fixed to the outside of the thrust trestle; a load detector 18 that is pinched between the fixed member and the thrust trestle for detecting a load operating between them; a displacement detection means 20 for detecting displacement (x) in the thrust direction of the thrust trestle; an actuator 22 for adding external force (u) in the thrust direction to the thrust trestle; and an active control unit 24 for controlling the external force (u) in the actuator according to the displacement (x), thus actively controlling the stiffness and/or attenuation characteristics of the thrust trestle.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种用于抑制装置系统的振动的脉冲推力测量装置,即使短脉冲推力操作,并且精确地测量短脉冲推力。 解决方案:脉冲推力测量装置包括:推力支架12,其中安装有用于产生推力的推进器2; 用于支撑推力支架以使其能够沿推力方向行进的支撑构件14; 固定在推力支架外侧的固定件16; 被夹在固定构件和推力支架之间的载荷检测器18,用于检测在它们之间运行的载荷; 用于检测推力支架的推力方向上的位移(x)的位移检测装置20; 致动器22,用于将推力方向上的外力(u)加到推力支架上; 以及用于根据位移(x)控制致动器中的外力(u)的主动控制单元24,从而主动地控制推力支架的刚度和/或衰减特性。 版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Load drive unit
    • 负载驱动单元
    • JP2006238518A
    • 2006-09-07
    • JP2005045544
    • 2005-02-22
    • Ishikawajima Harima Heavy Ind Co LtdIshikawajima Transport Machinery Co Ltd石川島播磨重工業株式会社石川島運搬機械株式会社
    • SHIGA YUJIIMAZEKI MASANORISHIMODA SUSUMUAKUNE KEINISHIKAWA TAKAAKI
    • H02M7/12B66C13/23B66C13/28
    • PROBLEM TO BE SOLVED: To provide a load drive unit that is simply constituted, and can safely and surely charge at an initial stage a power accumulating capacitor, in particular, a large-capacity electric double-layered capacitor.
      SOLUTION: The load drive unit comprises: an AC/DC converter that converts AC power imparted by an external power supply to DC power; an inverter that converts the DC power outputted from the AC/DC converter to AC power whose voltage and frequency are controlled, and drives a load, for example, a motor; and the capacitor (electric double-layered capacitor) that accumulates the DC power outputted from the AC/DC converter, and regenerative power collected from the load through the inverter. A current suppressor that suppresses an initial charging current to the capacitor is arranged at the input side or the output side of the AC/DC converter, and a bypass circuit (switch element) that bypasses the current suppressor after the completion of initial charging to the capacitor is arranged.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供简单构成的负载驱动单元,并且可以在初始阶段安全且可靠地对功率积蓄电容器,特别是大容量双电层电容器进行充电。 解决方案:负载驱动单元包括:将由外部电源施加的交流电力转换为直流电力的AC / DC转换器; 将从AC / DC转换器输出的直流电力转换为电压和频率被控制的交流电的逆变器,驱动负载例如电动机; 以及积蓄从AC / DC转换器输出的直流电力的电容器(双电层电容器),以及通过逆变器从负载收集的再生电力。 在AC / DC转换器的输入侧或输出侧配置有抑制向电容器的初始充电电流的电流抑制器,以及在初始充电完成之后绕过电流抑制器的旁路电路(开关元件) 设置电容器。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Vibration damper
    • 振动阻尼器
    • JP2003322201A
    • 2003-11-14
    • JP2002253573
    • 2002-08-30
    • Ishikawajima Harima Heavy Ind Co Ltd石川島播磨重工業株式会社
    • KAZAMA MUTSUHIROSATO FUMIOUNO NAUEMONMUTAGUCHI KATSUOSHIGA YUJI
    • E04H9/02F16F15/02
    • PROBLEM TO BE SOLVED: To vary a spring constant or elongation stroke of a spring for adjusting characteristic frequency without limiting movement of a vibration damping body.
      SOLUTION: A base frame 11 is installed on a structure 1. Above the base frame 11, the vibration damping body 3 is movably placed through a linear guide mechanism 12. Between the vibration damping body 3 and the structure 1, or between the vibration damping body 3 and an upper part of a support structure 14 raised on the structure 1, the spring 13 for adjusting characteristic frequency is installed, with initial tension given in a vertical direction. As the vibration damping body 3 is moved, the spring 13 is pulled and extended diagonally forward and backward, and horizontal partial force when restored is applied to the vibration damping body 3.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:改变用于调节特性频率的弹簧的弹簧常数或伸长行程,而不限制振动阻尼体的运动。 解决方案:底架11安装在结构1上。在底架11上方,减震体3通过直线导向机构12可移动地放置。在减震体3与结构1之间或者在 振动阻尼体3和在结构体1上升起的支撑结构14的上部,安装用于调节特性频率的弹簧13,其中初始张力在垂直方向上给出。 当减振体3移动时,弹簧13被拉向并向前后方向延伸,并且当恢复时将水平的分力施加到减振体3.版权所有(C)2004,JPO
    • 5. 发明专利
    • Load driving unit
    • 负载驱动单元
    • JP2006238519A
    • 2006-09-07
    • JP2005045545
    • 2005-02-22
    • Ishikawajima Harima Heavy Ind Co LtdIshikawajima Transport Machinery Co Ltd石川島播磨重工業株式会社石川島運搬機械株式会社
    • SHIGA YUJIIMAZEKI MASANORITAWARA TAKEOSHIMODA SUSUMUAKUNE KEI
    • H02P27/06B66C13/30H02M7/797
    • PROBLEM TO BE SOLVED: To provide a load driving unit which can efficiently perform the drive of a load by the power accumulated in a capacitor and the recovery of regenerative power from the load by properly controlling the quantity of power to be accumulated in the capacitor. SOLUTION: This load driving unit possesses an AC/DC converter 2 which charges the capacitor 3 with power given from an external power source 1 and regenerates the accumulated power of the capacitor into an external power source, and an inverter 5 which drives the load, using the power accummulted in the capacitor 3, and also accumulates the regenerative power obtained from the load into the capacitor 3. A controller, which controls the operation of the AC/DC converter 2, makes it perform the power supply operation from the external power source 1 while limiting the current when the detected value of DC voltage is between the upper limit value of DC voltage and the lower limit value of the DC voltage, and makes it perform the power regenerative operation to the external power source 1 by lifting the limitation on the current when the detected value of the DC voltage is over the upper limit value of the DC voltage, and makes it perform the power supply operation from the external power source by lifting the limitation on the current when the detected value of the DC voltage is under the lower limit value of the DC voltage. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种负载驱动单元,其可以通过积累在电容器中的功率有效地执行负载的驱动,并且通过适当地控制要累积的功率的量来从负载恢复再生功率 电容器。

      解决方案:该负载驱动单元具有AC / DC转换器2,其从外部电源1给出的功率对电容器3充电,并将电容器的累积功率再生成外部电源;以及逆变器5,其驱动 使用蓄积在电容器3中的功率的负载,并且将从负载获得的再生功率累积到电容器3中。控制AC / DC转换器2的操作的控制器使其从 外部电源1,当直流电压的检测值在直流电压的上限值与直流电压的下限值之间时限制电流,并且使其通过以下方式对外部电源1进行功率再生操作: 当直流电压的检测值超过直流电压的上限值时,提高对电流的限制,并使其从外部电源 当直流电压的检测值低于直流电压的下限值时,提升对电流的限制。 版权所有(C)2006,JPO&NCIPI

    • 6. 发明专利
    • Load driving unit
    • 负载驱动单元
    • JP2006238517A
    • 2006-09-07
    • JP2005045543
    • 2005-02-22
    • Ishikawajima Harima Heavy Ind Co LtdIshikawajima Transport Machinery Co Ltd石川島播磨重工業株式会社石川島運搬機械株式会社
    • SHIGA YUJIIMAZEKI MASANORISHIMODA SUSUMUAKUNE KEINISHIKAWA TAKAAKI
    • H02P27/06B66C13/28H02M7/68
    • PROBLEM TO BE SOLVED: To provide a load driving unit which can efficiently perform the drive of a load by the power accumulated in a capacitor and the accumulation of regenerative power recovered from the load. SOLUTION: The load driving unit possesses an AC/DC converter 2 which converts AC power given from an external power source 1 into DC power and accumulates it in the capacitor 3 and also regenerates power accumulated in the capacitor 3 into the external power source, and an inverter which drives the load, using the power accummulted in the capacitor 3, and also accumulates the regenerative power obtained from the load into the capacitor 3. Especially, a controller, which controls the operation of the AC/DC converter 2, makes it perform the power supply operation from the external power source 1 while limiting the current when the detected value of DC voltage on the DC side of the converter is smaller than the set value of DC voltage, and makes it perform the power regenerative operation to the external power source 1 while limiting the current when conversely the detected value of the DC voltage is larger than the set value of DC voltage. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种负载驱动单元,其可以通过积聚在电容器中的功率和从负载恢复的再生电力的累积来有效地执行负载的驱动。 解决方案:负载驱动单元具有将从外部电源1给出的交流电力转换成直流电力并将其积蓄在电容器3中的AC / DC转换器2,并将蓄积在电容器3中的电力再生成外部电力 源极和使用蓄积在电容器3中的电力驱动负载的逆变器,并且还将从负载获得的再生功率累积到电容器3.特别地,控制AC / DC转换器2的操作的控制器 使得当直流侧直流电压的检测值小于直流电压的设定值时,从外部电源1进行电源供给动作,同时限制电流,并进行电力再生运转 相反地​​,直流电压的检测值大于直流电压的设定值时,限制电流。 版权所有(C)2006,JPO&NCIPI