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    • 5. 发明授权
    • Vehicular air-conditioner
    • 车用空调
    • US06705102B2
    • 2004-03-16
    • US10269787
    • 2002-10-11
    • Taku AdaniyaMasahiro KawaguchiTakahiro SuzukiMasaki OtaAkinobu KanaiMasanori Sonobe
    • Taku AdaniyaMasahiro KawaguchiTakahiro SuzukiMasaki OtaAkinobu KanaiMasanori Sonobe
    • F25B4900
    • F04B27/1804B60H1/3222F04B2027/1813F04B2027/1831F04B2027/185F04B2027/1854F04B2205/05
    • An air conditioning system for a vehicle that is driven by a vehicular power source. The system has a compressor selectively operable by the vehicular power source and an electric motor. The electric motor is used as a drive force of the compressor when the vehicular power source is in a non-operative state. The compressor compresses refrigerant gas introduced into a suction chamber from an external refrigerant circuit. A displacement of the compressor is variable, based on a differential pressure. The compressor has a control valve that is disposed on a refrigerant passage communicating with the crank chamber. The control valve has a valve plunger for changing an opening size of the control valve to adjust pressure in the crank chamber. The air conditioning system comprises pressure sensing member, actuator, and controller. The pressure sensing member is disposed in the control valve and applies biasing force to the plunger based on pressure in the external circuit. The biasing force is applied to cancel change of the pressure in the external circuit. The actuator is disposed in the control valve and applies reverse force against the biasing force to the plunger. The plunger is moved to increase the displacement by the reverse force. The controller controls the actuator to increase the reverse force in steps by a magnitude that is small enough that the electric motor is able to stably drive the compressor.
    • 一种由车辆电源驱动的车辆空调系统。 该系统具有通过车辆电源和电动机选择性地操作的压缩机。 当车辆电源处于非操作状态时,电动机用作压缩机的驱动力。 压缩机将从外部制冷剂回路引入吸入室的制冷剂气体压缩。 基于压差,压缩机的位移是可变的。 压缩机具有设置在与曲柄室连通的制冷剂通路上的控制阀。 控制阀具有用于改变控制阀的开口尺寸以调节曲柄室中的压力的​​阀柱塞。 空调系统包括压力传感构件,致动器和控制器。 压力感测部件设置在控制阀中,并且基于外部电路中的压力向柱塞施加偏压力。 施加偏压力以消除外部电路中的压力变化。 致动器设置在控制阀中,并且反作用力施加到柱塞上。 移动柱塞以通过反向力增加位移。 控制器控制致动器以逐步增加反向力,其量值足够小以使电动机能够稳定地驱动压缩机。
    • 8. 发明授权
    • Displacement control device and displacement control method for variable displacement compressor
    • 变排量压缩机的位移控制装置和排量控制方法
    • US06358016B1
    • 2002-03-19
    • US09616833
    • 2000-07-14
    • Shigeyuki HidakaMasanori SonobeKen SuitouTaku Adaniya
    • Shigeyuki HidakaMasanori SonobeKen SuitouTaku Adaniya
    • F04B129
    • F04B27/1804F04B2027/1813F04B2027/1831F04B2027/1854F04B2027/1859
    • A controller normally supplies current the magnitude of which corresponds to a required cooling performance of a refrigeration circuit to a displacement control valve. As a result the compressor displacement is adjusted in accordance with the required cooling performance (usual displacement control). When a vehicle is quickly accelerated, the controller temporarily eliminates the current value to the control valve to minimize the compressor displacement (displacement limiting control). When the control is switched from the displacement limiting control to the usual In displacement control, the controller changes the current value from zero to a target value, which corresponds to the required cooling performance, taking a predetermined restoration time. For an initial period of the restoration period, the current value is set greater than a corresponding value on a direct proportional line, which represents a constant rate of change from zero to the target value. As a result, the control is smoothly and quickly switched from the displacement limiting control to the usual displacement control.
    • 控制器通常向位移控制阀提供与制冷回路所需的冷却性能对应的电流。 因此,根据所需的冷却性能(通常的位移控制)来调整压缩机的位移。 当车辆快速加速时,控制器临时消除控制阀的当前值,以最小化压缩机排量(位移限制控制)。 当控制从位移限制控制切换到通常的位移控制时,控制器将预定的恢复时间将当前值从零改变为对应于所需冷却性能的目标值。 对于恢复期的初始期间,将当前值设定为大于直接比例线上的对应值,其表示从零到目标值的恒定变化率。 结果,控制从位移限制控制平稳地快速切换到通常的位移控制。
    • 10. 发明申请
    • Piston type compressor
    • 活塞式压缩机
    • US20050265855A1
    • 2005-12-01
    • US11136955
    • 2005-05-24
    • Masaki OtaOsamu NakayamaMasaya SakamotoMasanori SonobeKazutaka Oda
    • Masaki OtaOsamu NakayamaMasaya SakamotoMasanori SonobeKazutaka Oda
    • F04B1/12F04B27/08F04B27/10
    • F04B27/1018
    • The piston type compressor includes a cylinder block, a rotary shaft, a plurality of pistons, a rotary valve and radial load transmission means. The radial load transmission means transmits a radial load caused by compression reaction force acting on the piston, which is on its compression stroke of the discharge stroke, to the rotary valve, thereby pressing the rotary valve against an inner peripheral surface of the valve chamber. The radial load transmission means has a direction turning portion for turning the radial load toward the inner peripheral surface of the valve chamber between the suction port communicating with the cylinder bore whose piston has completed the discharge stroke and the suction port communicating with the cylinder bore whose piston is on the compression stroke in a rotation direction of the rotary valve from the suction port communicating with the cylinder bore whose piston has completed the discharge stroke.
    • 活塞式压缩机包括气缸体,旋转轴,多个活塞,旋转阀和径向载荷传递装置。 径向载荷传递装置将作用在活塞上的排出冲程的压缩行程的压缩反作用力所产生的径向载荷传递给旋转阀,从而将旋转阀压靠在阀室的内周面上。 径向载荷传递装置具有方向转动部分,用于在与活塞已经完成排放冲程的气缸孔连通的吸入口与与气缸孔连通的吸入口与气缸孔的内周面之间转动径向载荷, 活塞在与活塞已经完成排出冲程的气缸孔连通的吸入口处于旋转阀的旋转方向上处于压缩行程。