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    • 9. 发明专利
    • Engine cooling system
    • 发动机冷却系统
    • JP2006112233A
    • 2006-04-27
    • JP2004297287
    • 2004-10-12
    • Aisan Ind Co LtdToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社
    • YAMAMOTO DAISUKETAKEUCHI KATSUNAOMURAKAMI HIROMICHIYOSHIKAWA SHIGETAKASHINPO ZENICHI
    • F01P7/16
    • PROBLEM TO BE SOLVED: To improve controllability of the cooling water temperature in engine transition operation, in a cooling system for controlling the cooling water temperature on the basis of a cooling loss calorific value calculated in response to an operation state of an engine. SOLUTION: An electronic control device ECU 30 controls a flow control valve 16 for setting the engine outlet water temperature TO to the target engine outlet water temperature Tt on the basis of the cooling loss calorific value QW of an engine body 2 calculated from the operation state of the engine 1. Here, ECU 30 sets a moderated engine speed NEsm and a moderated engine load LEsm by performing moderating control on an engine speed NE and an engine load LE used for calculating the cooling loss calorific value QW for reflecting a changing delay in an actual cooling loss calorific value to a change in the calculated cooling loss calorific value QW in control of the flow control valve 16 in the transition operation of the engine 1. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提高发动机转换操作中的冷却水温度的控制性,基于根据发动机的运转状态计算的冷却损失发热量来控制冷却水温度的冷却系统 。 解决方案:电子控制装置ECU30根据发动机主体2的冷却损失发热量QW,将发动机出口水温TO设定为目标发动机出口水温Tt,控制流量控制阀16, 发动机1的运转状态。这里,ECU30通过对发动机转速NE的调节控制和用于计算冷却损失发热量QW的发动机负荷LE来设定调节后的发动机转速NEsm和调节后的发动机负荷LEsm, 在发动机1的过渡操作中控制流量控制阀16时,将实际的冷却损失热值的延迟改变为计算出的冷却损失发热量QW的变化。(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Motor-driven pump control device
    • 电机驱动泵控制装置
    • JP2006002594A
    • 2006-01-05
    • JP2004177276
    • 2004-06-15
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMASHITA MASAHIROSHINPO ZENICHIYOSHIKAWA SHIGETAKATAKAOKA TOSHIBUMISUZUKI TAKASHI
    • F04D15/00F01P7/04F01P11/16
    • PROBLEM TO BE SOLVED: To provide a motor-driven pump control device capable of uniformizing service lives of a plurality of motor-driven pumps to the utmost by driving each of the motor-driven pumps in a manner responding to performance decline of each of the motor-driven pumps accompanied by their use.
      SOLUTION: In a circulation path 2 provided in a cooling system of an automobile, a motor-driven water pump WP1 and a motor-driven water pump WP2 which are controlled and driven by an electronic control device 10 are arranged in each of an upstream side and a downstream side of an internal combustion engine 1. To grasp load conditions of the motor-driven water pumps WP1, WP2, a detection signal from an intake air temperature sensor 15 and drive voltage of the motor-driven water pumps WP1, WP2 are read to the electronic control device 10. The electronic control device 10 compares integrated values of values obtained by weighting driving time of each of the motor-driven water pumps WP1, WP2 in accordance with the load conditions, and selects the smaller integrated value as a drive target.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种电动泵控制装置,其能够以响应于性能下降的方式驱动每个电动泵来最大程度地使多个电动泵的使用寿命均匀化 每台电机驱动泵都配有使用。 解决方案:在设置在汽车的冷却系统中的循环路径2中,由电子控制装置10控制和驱动的电动水泵WP1和电动水泵WP2布置在 内燃机1的上游侧和下游侧。为了掌握电动水泵WP1,WP2的负载条件,来自进气温度传感器15的检测信号和电动水泵WP1的驱动电压 WP2被读取到电子控制装置10.电子控制装置10比较通过根据负载条件对每个电动水泵WP1,WP2的驱动时间加权而获得的值的积分值,并且选择较小的积分 价值作为驱动目标。 版权所有(C)2006,JPO&NCIPI