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    • 111. 发明申请
    • Engine system with a supercharger
    • 发动机系统带增压器
    • US20070033938A1
    • 2007-02-15
    • US11496719
    • 2006-08-01
    • Masaki Ueno
    • Masaki Ueno
    • F02B33/44
    • F02B39/10F02B37/004F02B37/013F02B37/04F02B37/10F02B37/14F02B37/18F02B37/22F02B37/24F02D41/0002F02D41/0007F02D2041/002Y02T10/144Y02T10/42
    • An engine system includes a compressor system which is at least partially driven by an electric motor, and a turbine system. The system includes a detector for detecting an actual supercharging pressure. A target supercharging pressure is determined based on operational conditions of the engine. A first control demand value is calculated to drive the motor controller, such that the actual supercharging pressure approaches the target supercharging pressure. A target value of the first control demand value is determined based on the operational conditions of the engine. A second control demand value, a difference between the target value and the first control command value is applied to the turbine system to adjust the rotation of the turbine such that the first control demand value converges to the target value.
    • 发动机系统包括至少部分地由电动机驱动的压缩机系统和涡轮机系统。 该系统包括用于检测实际增压压力的检测器。 目标增压压力是根据发动机的运行条件确定的。 计算第一控制要求值以驱动电动机控制器,使得实际增压压力接近目标增压压力。 基于发动机的运行状况来确定第一控制要求值的目标值。 将第二控制要求值,目标值和第一控制指令值之间的差应用于涡轮机系统,以调整涡轮机的旋转,使得第一控制需求值收敛到目标值。
    • 116. 发明授权
    • Adsorbent state determining apparatus
    • 吸附剂状态测定装置
    • US06823722B2
    • 2004-11-30
    • US10290215
    • 2002-11-08
    • Hideharu YamazakiKei MachidaMasaki Ueno
    • Hideharu YamazakiKei MachidaMasaki Ueno
    • G01N502
    • F01N3/0835F01N3/0814F01N3/0878F01N3/101F01N11/00F01N13/009F01N13/0093F01N2550/03F02D41/064F02D41/1456F02D41/1494F02D41/1495F02D2200/0414F02D2200/0418Y02T10/22Y02T10/47
    • An adsorbent state determining apparatus is provided for accurately determining the state of an adsorbent including a deterioration while ensuring elimination of the influence of impurities sticking on a sensor element of a humidity sensor. The adsorbent state determining apparatus determines the state of an adsorbent disposed in an exhaust system of an internal combustion engine for purifying exhaust gases. The adsorbent is capable of adsorbing hydrocarbons and moisture within exhaust gases. The adsorbent state determining apparatus comprises a humidity sensor disposed near the adsorbent in the exhaust system for detecting a humidity of exhaust gases; a heater for executing cleaning for removing impurities sticking on a sensor element of the humidity sensor; and an ECU for determining whether or not the heater has completed the cleaning, and for determining the state of the adsorbent in accordance with the humidity of exhaust gases detected by the humidity sensor when the ECU determines that the cleaning is completed.
    • 提供了一种吸附剂状态确定装置,用于在确保消除粘附在湿度传感器的传感器元件上的杂质的影响的同时精确地确定包含劣化的吸附剂的状态。 吸附剂状态确定装置确定用于净化废气的内燃机的排气系统中的吸附剂的状态。 吸附剂能够吸附废气中的碳氢化合物和水分。 吸附剂状态确定装置包括设置在排气系统中的吸附剂附近的用于检测废气湿度的湿度传感器; 用于执行清洁以去除粘附在湿度传感器的传感器元件上的杂质的加热器; 以及ECU,用于确定加热器是否已经完成了清洁,并且用于当ECU确定清洁完成时,根据湿度传感器检测到的废气的湿度确定吸附剂的状态。
    • 118. 发明授权
    • Control system for internal combustion engine
    • 内燃机控制系统
    • US06550449B2
    • 2003-04-22
    • US09741837
    • 2000-12-22
    • Shusuke AkazakiYoshihisa IwakiMasaki Ueno
    • Shusuke AkazakiYoshihisa IwakiMasaki Ueno
    • F02D4116
    • F02D41/0245F02D37/02F02P5/1506Y02T10/26Y02T10/46
    • A control system for an internal combustion engine having a catalyst arranged in the exhaust system is disclosed. In the control system, catalyst temperature rise accelerating control is executed by increasing the intake air amount immediately after starting of the engine and retarding the ignition timing to make the rotational speed of the engine coincide with a target rotational speed. The air-fuel ratio of an air-fuel mixture supplied to the engine is controlled to a lean region with respect to the stoichiometric ratio immediately after starting of the engine. The degree of making the air-fuel ratio leaner is suppressed when the retard amount of the ignition timing during the execution of the catalyst temperature rise accelerating control is less than a predetermined retard amount.
    • 公开了一种具有布置在排气系统中的催化剂的内燃机的控制系统。 在控制系统中,催化剂升温加速控制是通过增加发动机起动后立即进气量而延迟点火正时,使发动机的转速与目标转速一致。 提供给发动机的空气燃料混合物的空燃比被控制为相对于发动机起动之后的化学计量比的稀薄区域。 当执行催化剂温度升高加速控制期间的点火正时的延迟量小于预定的延迟量时,抑制使空燃比更稀的程度。
    • 120. 发明授权
    • Fault determining apparatus for exhaust passage switching valve
    • 排气通道切换阀故障判定装置
    • US06477830B2
    • 2002-11-12
    • US09833615
    • 2001-04-13
    • Shiro TakakuraMasaki UenoMasahiro SatoTetsuo Endo
    • Shiro TakakuraMasaki UenoMasahiro SatoTetsuo Endo
    • F01N300
    • F01N3/0835F01N3/101F01N11/00F01N13/009F01N13/0093F01N2250/12F01N2410/12F01N2550/03F01N2550/06F01N2560/028F01N2900/0422Y02T10/22Y02T10/47
    • A fault determining apparatus for an exhaust passage switching valve which is capable of directly, rapidly and properly determining a fault in an exhaust passage switching valve, under conditions such as immediately after the start of an internal combustion engine, in which the switching valve should be essentially operated, without the need for setting a special fault determining mode. The fault determining apparatus determines a fault in the exhaust passage switching valve for switching an exhaust passage of exhaust gases discharged from an internal combustion engine between a main exhaust passage having a three-way catalyst and a bypass exhaust passage having filled in an intermediate portion thereof an adsorbent capable of adsorbing hydrocarbons and moisture in the exhaust gases in accordance with an activated state of the three-way catalyst. The fault determining apparatus comprises a humidity sensor for detecting a humidity of the exhaust gases introduced into the bypass exhaust passage, and an ECU for determining a fault in the exhaust passage switching valve based on the result of detection performed by the humidity sensor when the exhaust passage should have been switched to the bypass exhaust passage by the exhaust passage switching valve.
    • 一种用于排气通道切换阀的故障确定装置,其能够在内燃机启动之后的状态下直接,快速和适当地确定排气通道切换阀中的故障,其中切换阀应当 基本上操作,而不需要设置专门的故障确定模式。 故障确定装置确定排气通道切换阀中的故障,用于切换在具有三通催化剂的主排气通道和填充在其中间部分中的旁通排气通道之间从内燃机排出的废气的排气通道 能够根据三元催化剂的活化状态吸附废气中的碳氢化合物和水分的吸附剂。 故障判定装置包括:湿度传感器,用于检测引入旁通排气通道的废气的湿度;以及ECU,其用于根据由排气通道切换阀中的排气通道进行的检测结果来确定排气通道切换阀的故障 通道应该被排气通道切换阀切换到旁通排气通道。