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    • 1. 发明授权
    • Control apparatus and control method for AC motor
    • 交流电机控制装置及控制方法
    • US08248007B2
    • 2012-08-21
    • US12730793
    • 2010-03-24
    • Noriko MatsuoHiroyuki Inagaki
    • Noriko MatsuoHiroyuki Inagaki
    • H02P6/10H02P31/02H02P21/14
    • H02P21/0021H02M7/53875H02P27/085
    • A control apparatus for an AC motor controls an inverter in a pulse width modulation scheme to feed a coil current to a stator coil of a stator. A pattern switching mechanism switches a control pattern to a first pattern or to a second pattern; a first pattern calculating mechanism calculates a control signal using a first pattern parameter; a second pattern calculating mechanism calculates a control signal using a second pattern parameter; an offset calculating mechanism calculates a difference between a control signal of an old pattern and a control signal of a new pattern, and reflects the offset amount on the control signals; and a control output mechanism calculates a final control output signal on the basis of the control signals, and transmits the final control output signal to the inverter.
    • 用于AC电动机的控制装置以脉冲宽度调制方式控制逆变器,以将线圈电流馈送到定子的定子线圈。 图案切换机构将控制图案切换为第一图案或第二图案; 第一图案计算机构使用第一图案参数计算控制信号; 第二图案计算机构使用第二图案参数来计算控制信号; 偏移计算机构计算旧图案的控制信号与新图案的控制信号之间的差异,并且反映控制信号的偏移量; 并且控制输出机构基于控制信号计算最终控制输出信号,并将最终控制输出信号发送到逆变器。
    • 4. 发明申请
    • Flow rate detector and flow controller
    • 流量检测器和流量控制器
    • US20060144137A1
    • 2006-07-06
    • US10562958
    • 2004-07-05
    • Isamu WarashinaOsamu MomoseHiroyuki Inagaki
    • Isamu WarashinaOsamu MomoseHiroyuki Inagaki
    • G01F15/02
    • G01F15/14G01F1/684G01F1/6842G05D7/0635
    • A path detector constructed so that a path block body (10) forming a given path (11) and having a flow sensor (13) interposed in the path (11) and a circuit board (4) surmounted by an electric circuit are accommodated in a rectangular parallelepiped or cubic housing (1). There are provided an indicator (6) and an operation switch (7) in the front surface portion of the housing (1) that is exposed to the front surface of a given panel when fixed to the panel. A U-shaped path is so formed as to have an inlet (2) and an outlet (3) in the back surface portion of the housing (1). A terminal for external connection (5) of the circuit board (4) is disposed in the back surface portion of the housing (1).
    • 路径检测器被构造成使得形成给定路径(11)并且具有插入路径(11)中的流量传感器(13)的路径块体(10)和由电路覆盖的电路板(4)被容纳在 一个长方体或立方体(1)。 在壳体(1)的前表面部分设置有指示器(6)和操作开关(7),当固定到面板上时,暴露于给定面板的前表面。 U形路径形成为在壳体(1)的后表面部分中具有入口(2)和出口(3)。 电路板(4)的外部连接(5)的端子设置在壳体(1)的后表面部分中。
    • 5. 发明授权
    • Flow control valve
    • 流量控制阀
    • US4998561A
    • 1991-03-12
    • US446376
    • 1989-12-05
    • Eiichi MorozumiTakashi TsumuraHiroyuki Inagaki
    • Eiichi MorozumiTakashi TsumuraHiroyuki Inagaki
    • F16K31/06F16K39/02
    • F16K31/0693F16K39/022Y10T137/86976Y10T137/86984
    • A flow control valve comprising a main valve for opening and closing a fluid conduit, an electromagnetic coil for driving the main valve, a diaphragm responsive to the action of the main valve, a sub-valve chamber partitioned by the main valve and the diaphragm, a sub-valve incorporated in the main valve for opening and closing the sub-valve chamber to a conduit in the secondary side, a projection, protrusively formed on a driving shaft of the electromagnetic coil, responsive to a driving force of the electromagnetic coil for sliding the sub-valve by a predetermined stroke to bring the same in a fully opened state with the main valve remaining in a closed state and thereafter opening the main valve, a bleed orifice provided through a side wall of the main valve for making the pressure in the sub-valve chamber equal to a primary pressure; and a returning spring for urging each of the main valve and the sub-valve in the closing direction.
    • 一种流量控制阀,包括用于打开和关闭流体导管的主阀,用于驱动主阀的电磁线圈,响应于主阀的作用的隔膜,由主阀和隔膜分隔的副阀室, 并入主阀中的副阀,用于将次阀室打开和关闭到次级侧的导管,突出部形成在电磁线圈的驱动轴上,该突起响应于电磁线圈的驱动力,用于 以预定行程滑动副阀,使其处于完全打开状态,主阀保持在关闭状态,然后打开主阀,通过主阀的侧壁设置的排气孔,用于使压力 在次阀室中等于初级压力; 以及用于沿关闭方向推压主阀和副阀的每一个的复位弹簧。
    • 6. 发明授权
    • Flow meter and flow volume controlling device
    • 流量计和流量控制装置
    • US07891239B2
    • 2011-02-22
    • US12499163
    • 2009-07-08
    • Hiroyuki InagakiShigeru AoshimaTakeshi Watanabe
    • Hiroyuki InagakiShigeru AoshimaTakeshi Watanabe
    • G01F5/00
    • G01F1/6845G01F1/6842G01F15/02G01F15/125G05D7/0635
    • To provide a flow meter, and a flow volume controlling device equipped therewith, capable of reducing pressure loss while obtaining a flow rectifying effect in a measurement fluid. A flow meter for measuring the flow volume of a measurement fluid, equipped with a flow path wherein the measuring fluid flows, and a flow rectifier that is disposed within the flow path, where the flow rectifier has holes for rectifying the flow of a measurement fluid, and has an area that is wider than the flow path cross-sectional area in a direction that is perpendicular to the direction in which the flow path extends. The flow volume controlling device is provided with the flow meter, a controlling valve, and controlling means for adjusting the flow volume of a fluid that flows through the flow path of the flow meter through controlling the controlling valves based on information regarding the flow volume detected by the flow meter.
    • 为了提供流量计,以及配备有流量计的流量控制装置,能够在获得测量流体中的流量整流效果的同时减少压力损失。 一种流量计,用于测量配备有测量流体流动的流动路径的测量流体的流量,以及设置在流路内的流动整流器,其中流动整流器具有用于整流测量流体流动的孔 并且在垂直于流路延伸的方向的方向上具有比流路横截面积宽的区域。 流量控制装置设置有流量计,控制阀和控制装置,用于通过基于检测到的流量的信息控制控制阀来调节流过流量计的流路的流体的流量 由流量计。
    • 10. 发明授权
    • Motor driving control device
    • 电机驱动控制装置
    • US06339310B1
    • 2002-01-15
    • US09651733
    • 2000-08-30
    • Masanori SugiyamaHiroyuki InagakiYoshihide Suzuki
    • Masanori SugiyamaHiroyuki InagakiYoshihide Suzuki
    • H02P505
    • B60W10/08B60L3/0023B60L3/06B60L2220/18H02H6/005H02H7/0833Y10S903/903
    • A motor driving control device that achieves as high as possible phase coil energization level while preventing thermal destruction of the power switching element by using precise thermal detection of a portion of the power switching element inside a switching module of the control device. An electric power loss Lt at the switching element is used for calculating a saturation temperature Tjgoal. On the basis of the saturation temperature, Tjgoal, and a time constant &tgr; of temperature rise, an instant junction temperature Tjnow is calculated. A difference Error between the instant junction temperature Tjnow and an upper temperature limit value Tjmax is calculated. In a motor locked condition, a coefficient Kt is calculated for the target torque, the target torque being equal to the required torque multiplied by Kt. Kt is based on the Error for calculating the target torque. If Error is greater than or equal to a predetermined value, K3, Kt is set to be 1, even if Kt is in excess of 1. If Error is less than or equal to 0 , Kt is set to be zero.
    • 一种电动机驱动控制装置,其通过对控制装置的开关模块内部的电力开关元件的一部分进行精确的热检测来防止电力开关元件的热破坏,从而实现尽可能高的相线圈励磁电平。 开关元件的功率损耗Lt用于计算饱和温度Tjgoal。 在饱和温度Tjgoal和时间常数tgr的基础上, 的温度上升,计算即时结温Tjnow。 计算出瞬时结温Tjnow与上限温度限值Tjmax之间的误差。 在电动机锁定状态下,针对目标转矩计算系数Kt,目标转矩等于所需扭矩乘以Kt。 Kt是基于计算目标扭矩的误差。 如果误差大于或等于预定值,则K3,Kt设置为1,即使Kt超过1.如果误差小于或等于0,Kt设置为零。