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    • 92. 发明授权
    • Compressor minimum off-time switch for series connection with
delay-on-break feature
    • 压缩机用于串联连接的最小关断时间开关,具有延迟断开功能
    • US5627417A
    • 1997-05-06
    • US145511
    • 1993-11-04
    • Roger Clarke
    • Roger Clarke
    • F04B49/02F25B49/02H02H7/08H01H7/00
    • F04B49/02H02H7/0816F04B2203/0205F25B49/022Y10T307/951Y10T307/957
    • There is disclosed a two-wire (series connectable) delay-on-release timer apparatus for air conditioner compressor motors or the like which is connectable in series in one side of the alternating current circuit with a low voltage alternating current source, a thermostat switch with a shunt resistor acting as an anticipator heater and a relay, or other control, for applying power from the power main to an air conditioner compressor or the like. The timer includes a full-wave rectifier circuit with output connected to an adjustable time delay digital timer and also connected to a gated thyristor whereby turning the thyristor on greatly reduces electrical impedance between the input terminals of the rectifier circuit. A digital timer IC is provided with circuit elements for sensing the difference between thermostat switch closed and thermostat switch open conditions. The digital timer IC is configured to start when the thermostat switch opens and after it times out and the thermostat switch closes, a signal is provided to trigger the thyristor and produce high conductance for the rectifier circuit to operate the relay and supply power from the power main to an air conditioning compressor or the like. Power failure also resets the timer so that turn on after a power failure is delayed for the time set by the particular timer.
    • 公开了一种用于空调压缩机电动机等的两线式(可串联连接)延时释放定时器装置,其可以在具有低压交流电源的交流电路的一侧串联连接,恒温开关 具有用作预热器加热器的分流电阻器和用于将功率从功率主机施加到空调压缩机等的继电器或其他控制器。 定时器包括一个全波整流电路,其输出端连接到可调节的时间延迟数字定时器,并且还连接到门控晶闸管,从而使晶闸管的转换大大降低了整流电路的输入端之间的电阻抗。 数字定时器IC提供有用于感测恒温开关闭合和恒温开关打开状态之间的差异的电路元件。 数字定时器IC被配置为在恒温开关打开时启动,并且在其超时并且恒温器开关闭合之后,提供信号以触发晶闸管并且产生高电导以使整流器电路操作继电器并从电源供电 主要用于空调压缩机等。 电源故障还会重置定时器,以便在电源故障后由特定定时器设置的时间延迟启动。
    • 98. 发明专利
    • Controller for motor driven compressor, and starting control method for motor driven compressor
    • 电机驱动压缩机控制器及电机驱动压缩机启动控制方法
    • JP2009150321A
    • 2009-07-09
    • JP2007329265
    • 2007-12-20
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • NAKANO KOUJINAKAGAMI TAKASHIKAMIYA HIROYUKI
    • F04B49/06F04B49/10
    • F04B49/02F04B49/06F04B2203/0205
    • PROBLEM TO BE SOLVED: To provide a controller for smoothly and reliably starting a motor driven compressor even at a high temperature, and also to provide a starting control method for the motor driven compressor.
      SOLUTION: Even when the temperature of a power transistor is in a high condition, the rotating speed and acceleration rate of a motor corresponding to the temperature to slowly start the motor driven compressor are set. After starting it, the temperature of the power transistor is re-checked in predetermined time intervals and the rotating speed and acceleration rate of the motor are updated to be improved corresponding to the temperature of the power transistor for quick starting operation. With the starting operation, a refrigerant begins to flow into the housing of the motor driven compressor, and then a control substrate is cooled down to lower the temperature of the power transistor, and therefore, a synergistic effect is produced.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供即使在高温也能平稳可靠地启动马达驱动的压缩机的控制器,并且还提供用于马达驱动的压缩机的起动控制方法。 解决方案:即使功率晶体管的温度处于高电平状态,也可以设定与缓慢启动电动机的压缩机的温度相对应的电动机的转速和加速度。 在启动之后,以预定的时间间隔重新检查功率晶体管的温度,并且根据用于快速启动操作的功率晶体管的温度来更新电动机的转速和加速度。 通过启动操作,制冷剂开始流入电动机驱动压缩机的壳体,然后冷却控制基板以降低功率晶体管的温度,因此产生协同效应。 版权所有(C)2009,JPO&INPIT