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    • 1. 发明专利
    • Electric motor driving device
    • 电动马达驱动装置
    • JP2005348571A
    • 2005-12-15
    • JP2004168189
    • 2004-06-07
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • TOKUEI YASUTAKAGOTO EIJI
    • H02P6/16H02P6/06
    • PROBLEM TO BE SOLVED: To provide an electric motor driving device that is excellent in speed stability under the quick increase of a position presumption error of a rotor and that can be rotated at high speed. SOLUTION: A voltage saturation factor is compared with a voltage saturation set point without changing the voltage saturation set point that is compared with the voltage saturation factor, which is a degree of voltage saturation of a voltage command value that is impressed to a three-phase electric motor 3. When the voltage saturation factor is equal to or larger than the voltage saturation set point or when the motor 3 is started, the target revolutions of the motor 3 is determined by the proportional plus integral plus derivative operation. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种电动机驱动装置,其在快速增加转子的位置推定误差并且可以高速旋转的情况下,具有优异的速度稳定性。 解决方案:将电压饱和因子与电压饱和设定点进行比较,而不改变与电压饱和系数相比较的电压饱和设定点,该电压饱和系数是施加到电压饱和系数的电压指令值的电压饱和度 三相电动机3.当电压饱和因子等于或大于电压饱和设定值或电动机3起动时,电动机3的目标转数由比例加积分加微分运算决定。 版权所有(C)2006,JPO&NCIPI
    • 2. 发明专利
    • Multisystem communication malfunction detection method
    • 多通道通信故障检测方法
    • JP2006109303A
    • 2006-04-20
    • JP2004295933
    • 2004-10-08
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • TOKUEI YASUTAKAYAMAGUCHI SHIGERU
    • H04L12/28
    • PROBLEM TO BE SOLVED: To realize a reduction in stand-by electric power consumption without erroneously detecting communication malfunction even in the case of feeding no electrical source from a concentrated control device to a terminal.
      SOLUTION: Before communication malfunction judgment (S2) that is usually performed by the concentrated control device, an ON/OFF operation of an electrical source relay provided in the concentrated control device is discriminated (S1). In the OFF state, an algorithm is selected which instructs the concentrated control device not to transmit data (S4) to a terminal side, and the communication malfunction is not detected thereby.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:即使在不将集中控制装置的电源馈送到端子的情况下,也能够在不错误地检测通信故障的情况下实现待机电力消耗的降低。 解决方案:在集中控制装置通常执行的通信故障判定(S2)之前,判别集中控制装置中设置的电源继电器的接通/断开动作(S1)。 在OFF状态下,选择指示集中控制装置不向终端侧发送数据(S4)的算法,并且不能检测到通信故障。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Control device for heat pump type water heater
    • 热泵型水加热器控制装置
    • JP2005249293A
    • 2005-09-15
    • JP2004060375
    • 2004-03-04
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ARAKAWA MASASHITOKUEI YASUTAKACHINOMI TAKEHITO
    • F24H1/00F25B1/00F25B49/02
    • PROBLEM TO BE SOLVED: To provide a control device for a heat pump type water heater for accurately determining the cause of a trouble by accurately displaying information for the occurrence of the trouble while suppressing pressure rise during the trouble. SOLUTION: The control device comprises a second switch means 13 provided on the single side of an AC line for switching on/off the AC line, a current limiting element 24 connected in parallel to the second switching means 13, a pressure switch 41 for switching on/off the pressure of refrigerant depending on its condition, and a switch shut-off means 42 connected to the second switch means 13 to be shut off through a circuit, not via a control part 20, for inputting a signal from the pressure switch 41 to the control part 20. A DC peak trouble due to the operation of the pressure switch 41 is determined as high pressure malfunction of a compressor, instead of the trouble, whereby the cause of the trouble is made clear to shorten a repairing time and reduce parts to be replaced. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种用于热泵式热水器的控制装置,用于通过在故障期间抑制压力上升的同时精确地显示故障发生的信息来准确地确定故障的原因。 解决方案:控制装置包括设置在用于接通/断开AC线的AC线的单侧上的第二开关装置13,与第二开关装置13并联连接的限流元件24,压力开关 41,用于根据其状况接通/关闭制冷剂的压力;以及开关切断装置42,其连接到第二开关装置13,以通过电路切断,而不是经由控制部分20输入来自 压力开关41连接到控制部20.由于压力开关41的操作而导致的DC峰值故障被确定为压缩机的高压故障,而不是故障,故障原因被明确地缩短 修理时间并减少要更换的部件。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Motor driving unit
    • 电机驱动单元
    • JP2005192267A
    • 2005-07-14
    • JP2003426818
    • 2003-12-24
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • TOKUEI YASUTAKAGOTO EIJI
    • H02P6/18
    • PROBLEM TO BE SOLVED: To realize a motor drive unit which is superior in speed stability in a state where the increase in the position estimation errors of a rotor is quick, and is capable of high-speed rotation. SOLUTION: This motor driving unit compares the voltage saturation factor and voltage saturation setting value with each other, without changing the voltage saturation factor setting value to be compared with the voltage saturation factor which is the degree of voltage saturation of the voltage command to be applied to a three-phase motor 3. When the voltage saturation factor is not less than the voltage saturation factor setting value or when the three-phase motor 3 is started, it determines a command current by proportional integral differential calculation from each phase current of the three-phase motor 3 detected and the target current for generating the torque required to reach the target number of revolutions. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了实现在转子的位置估计误差的增加快且可以高速旋转的状态下速度稳定性优异的电动机驱动单元。 解决方案:该电动机驱动单元将电压饱和因子和电压饱和设定值相互比较,而不改变电压饱和因子设定值,以与电压饱和因子(电压饱和度为电压指令的程度)进行比较 应用于三相电动机3.当电压饱和因子不小于电压饱和因子设定值时,或三相电机3启动时,通过每相的比例积分微分计算确定指令电流 检测到的三相电动机3的电流和用于产生达到目标转数所需的转矩的目标电流。 版权所有(C)2005,JPO&NCIPI
    • 5. 发明专利
    • Multi-chamber type air conditioner
    • 多室型空调
    • JP2005024111A
    • 2005-01-27
    • JP2003186817
    • 2003-06-30
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • TOKUEI YASUTAKATAKEUCHI HIROYUKI
    • F24F11/02F25B6/02F25B13/00
    • PROBLEM TO BE SOLVED: To solve problems in a multi-chamber type air conditioner wherein when an indoor unit is in a thermo-off state in a heating operation mode, an indoor air blower is operated at intervals and time determined when the sampling of an indoor temperature is detected, the accumulated heat in the heat exchanger of the indoor unit is released indoors, and the air-conditioned room is heated to room temperature beyond a set temperature or higher to provide a user with discomfort.
      SOLUTION: This multi-chamber type air conditioner comprises a means for varying, on the basis of the detected room temperature, intervals for intermittently operating the air blower 7B of the indoor unit 9B in the thermo-off state and a means for varying the specified operation time T1 of an indoor blower 7B according to the relation of distance between the heat exchanger 6B of the indoor unit 9B and a suction air temperature sensor 5B and the rated capacity of the indoor unit 9B.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 解决的问题为了解决多室型空调机中的问题,其中当室内机在制热运行模式下处于热关闭状态时,室内鼓风机在间隔和时间被确定时 检测到室内温度的取样,将室内机的热交换器中的累积热量释放到室内,空气调节室被加热到室温以上,超过设定温度以上,使用户不舒服。 解决方案:该多室型空调器包括用于根据检测到的室温改变在热关闭状态下间歇地操作室内单元9B的鼓风机7B的间隔的装置,以及用于 根据室内机9B的热交换器6B与吸入空气温度传感器5B的距离与室内机9B的额定容量的关系,改变室内鼓风机7B的指定运转时间T1。 版权所有(C)2005,JPO&NCIPI