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    • 87. 发明申请
    • Integral Compressor Motor And Refrigerant/Oil Heater Apparatus And Method
    • 一体式压缩机电机和制冷剂/油加热器装置及方法
    • US20100278660A1
    • 2010-11-04
    • US12811843
    • 2008-02-01
    • Jeffrey J. BurchillYu H. Chen
    • Jeffrey J. BurchillYu H. Chen
    • F04B49/00H02P6/20
    • F04B49/065F04B49/02F04B2201/0403F04B2203/0208F04B2205/10
    • A compressor apparatus includes a power source (26), a shell (12; 42), an electric motor (28; 52; 100; 200) having motor windings, and a control assembly (106; 206). The electric motor (28; 52; 100; 200) is located within the shell (12; 42). The control assembly a control assembly (106; 206) provides power to the motor windings from the power source (26) in two modes. A first mode provides power to the motor windings to generate heat without producing force output with the motor (28; 52; 100; 200). A second mode provides power to the motor windings to produce force output with the motor (28; 52; 100; 200). The control assembly (106; 206) activates the first mode for a selected time period prior to activation of the second mode in order to drive out a fluid (36) to reduce a risk of a flooded compressor start.
    • 压缩机装置包括电源(26),壳体(12; 42),具有电动机绕组的电动马达(28; 52; 100; 200)和控制组件(106; 206)。 电动机(28; 52; 100; 200)位于壳体(12; 42)内。 控制组件控制组件(106; 206)以两种模式从电源(26)向马达绕组提供动力。 第一模式为马达绕组提供动力以产生热量,而不会与马达(28; 52; 100; 200)产生力的输出。 第二模式向电动机绕组提供动力以产生与电动机(28; 52; 100; 200)的力输出。 控制组件(106; 206)在激活第二模式之前在选定的时间周期内激活第一模式,以驱出流体(36)以降低淹没的压缩机启动的风险。