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    • 5. 发明申请
    • ENGINE ELECTROMAGNETIC VALVE OPERATING DEVICE
    • 发动机电磁阀操作装置
    • US20100059003A1
    • 2010-03-11
    • US12441244
    • 2007-07-24
    • Noriaki FujiiTomoya FujimotoHisao SakaiKeiko Yoshida
    • Noriaki FujiiTomoya FujimotoHisao SakaiKeiko Yoshida
    • F01L9/04
    • F01L9/04F01L2009/0409F01L2009/0426F01L2009/0436F01L2105/00F01L2820/032
    • In an engine electromagnetic valve operating device (20), an intake valve (17) is opened and closed by means of a first electromagnet (21), which is fixed to a cylinder head, and a second electromagnet (22), which is pivotably supported on the cylinder head by a fixed shaft (38) so as to be capable of swinging, attracting a first attraction face (23b) and a second attraction face (23c) respectively of an armature (23) having one end pivotably supported on the cylinder head by the fixed shaft (38) so that it can swing and having the other end abutting against a stem (18) of the intake valve (17). In this arrangement, by changing the angle between the first and second electromagnets (21, 22) by swinging the second electromagnet (22), the amount of lift of the intake valve (17) can be changed freely. Furthermore, since only at least one of the first and second electromagnets (21, 22) needs to be made to swing and, moreover, it is unnecessary to move the position of the armature (23), it is possible to form the electromagnetic valve operating device (20) compactly.
    • 在发动机电磁阀操作装置(20)中,通过固定在气缸盖上的第一电磁体(21)和可枢转地连接的第二电磁体(22)将吸气阀(17)打开和关闭 通过固定轴(38)支撑在气缸盖上以便能够摆动,分别吸引电枢(23)的第一吸引面(23b)和第二吸引面(23c),第一吸引面(23b)和第二吸引面(23c)具有可枢转地支撑在 气缸盖通过固定轴(38)旋转,使得其可以摆动并且另一端抵靠进气门(17)的杆(18)。 在这种布置中,通过使第二电磁体(22)摆动来改变第一和第二电磁体(21,22)之间的角度,可以自由地改变进气门(17)的升程量。 此外,由于仅需要使第一和第二电磁体(21,22)中的至少一个摆动,而且不需要移动电枢(23)的位置,所以可以形成电磁阀 操作装置(20)。
    • 6. 发明申请
    • Intake air amount control system for internal combustion engine
    • 内燃机进气量控制系统
    • US20070131186A1
    • 2007-06-14
    • US10574804
    • 2004-10-13
    • Yuji YasuiNoriaki FujiiHisao Sakai
    • Yuji YasuiNoriaki FujiiHisao Sakai
    • F01L1/34
    • F02D13/0226F01L1/18F01L1/185F01L1/34F01L1/352F01L13/0063F01L2105/00F01L2800/00F01L2820/02F01L2820/032F02D13/0238F02D41/0002F02D41/1403F02D2041/001F02D2041/1415F02D2041/1418Y02T10/18Y02T10/42
    • There is provided an intake air amount control system for an internal combustion engine, which controls the amount of intake air by executing both cam phase control and valve lift control, and is capable of enhancing response and accuracy of the intake air amount control, while avoiding interaction between the cam phase control and the valve lift control. In the intake air amount control system 1, an ECU 2 controls the amount of intake air according to a target valve lift Liftin_cmd and a target cam phase Cain_cmd. The Liftin_cmd and Cain_cmd are respectively calculated as the sums of master values Liftin_cmd_ms and Cain_cmd_ms for causing an actual intake air amount Gcyl to converge to a target intake air amount Gcyl_cmd, and slave values Liftin_cmd_sl and Cain_cmd_sl set according to the master values Liftin_cmd_ms and Cain_cmd_ms (steps 56 and 64). In a lift master mode, Cain_cmd_ms is set such that Cain_cmd_ms=0 holds (step 63), and in a phase master mode, Liftin_cmd_ms is set such that Liftin_cmd_ms=0 holds (step 55).
    • 提供了一种用于内燃机的进气量控制系统,其通过执行凸轮相位控制和气门升程控制来控制进气量,并且能够提高进气量控制的响应和精度,同时避免 凸轮相位控制和气门升程控制之间的相互作用。 在进气量控制系统1中,ECU2根据目标气门升程Liftin_cmd和目标凸轮相位Cain_cmd来控制进气量。 Liftin_cmd和Cain_cmd分别计算为主值Liftin_cmd_ms和Cain_cmd_ms的总和,以使实际进气量Gcyl收敛到目标进气量Gcyl_cmd,并且根据主值Liftin_cmd_ms和Cain_cmd_ms设置从属值Liftin_cmd_s1和Cain_cmd_sl 步骤56和64)。 在升降机主模式中,设定Cain_cmd_ms使得Cain_cmd_ms = 0成立(步骤63),并且在相位主模式中,设置Liftin_cmd_ms使得Liftin_cmd_ms = 0成立(步骤55)。
    • 7. 发明授权
    • Intake air amount control system for internal combustion engine
    • 内燃机进气量控制系统
    • US07568454B2
    • 2009-08-04
    • US10574804
    • 2004-10-13
    • Yuji YasuiNoriaki FujiiHisao Sakai
    • Yuji YasuiNoriaki FujiiHisao Sakai
    • F01L1/34
    • F02D13/0226F01L1/18F01L1/185F01L1/34F01L1/352F01L13/0063F01L2105/00F01L2800/00F01L2820/02F01L2820/032F02D13/0238F02D41/0002F02D41/1403F02D2041/001F02D2041/1415F02D2041/1418Y02T10/18Y02T10/42
    • There is provided an intake air amount control system for an internal combustion engine, which controls the amount of intake air by executing both cam phase control and valve lift control, and is capable of enhancing response and accuracy of the intake air amount control, while avoiding interaction between the cam phase control and the valve lift control. In the intake air amount control system 1, an ECU 2 controls the amount of intake air according to a target valve lift Liftin_cmd and a target cam phase Cain_cmd. The Liftin_cmd and Cain_cmd are respectively calculated as the sums of master values Liftin_cmd_ms and Cain_cmd_ms for causing an actual intake air amount Gcyl to converge to a target intake air amount Gcyl_cmd, and slave values Liftin_cmd_sl and Cain_cmd_sl set according to the master values Liftin_cmd_ms and Cain_cmd_ms (steps 56 and 64). In a lift master mode, Cain_cmd_ms is set such that Cain_cmd_ms=0 holds (step 63), and in a phase master mode, Liftin_cmd_ms is set such that Liftin_cmd_ms=0 holds (step 55).
    • 提供了一种用于内燃机的进气量控制系统,其通过执行凸轮相位控制和气门升程控制来控制进气量,并且能够提高进气量控制的响应和精度,同时避免 凸轮相位控制和气门升程控制之间的相互作用。 在进气量控制系统1中,ECU2根据目标气门升程Liftin_cmd和目标凸轮相位Cain_cmd来控制进气量。 Liftin_cmd和Cain_cmd分别计算为主值Liftin_cmd_ms和Cain_cmd_ms的总和,以使实际进气量Gcyl收敛到目标进气量Gcyl_cmd,并且根据主值Liftin_cmd_ms和Cain_cmd_ms设置从属值Liftin_cmd_s1和Cain_cmd_sl 步骤56和64)。 在升降机主模式中,设定Cain_cmd_ms使得Cain_cmd_ms = 0成立(步骤63),并且在相位主模式中,设置Liftin_cmd_ms使得Liftin_cmd_ms = 0成立(步骤55)。