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    • 4. 发明申请
    • METHOD FOR OPERATING AN ELECTRICAL SYSTEM, AND APPARATUS FOR CONTROLLING AN ELECTRICAL SYSTEM
    • 操作电气系统的方法,以及用于控制电气系统的装置
    • US20140152093A1
    • 2014-06-05
    • US14233951
    • 2012-07-04
    • Klaus-Juergen WaldMartin Wirth
    • Klaus-Juergen WaldMartin Wirth
    • B60L11/12
    • B60L11/12B60L3/0046B60L3/04B60L7/14B60L11/123B60L11/14B60L2210/40B60L2240/421B60L2240/427B60L2260/28Y02T10/6217Y02T10/642Y02T10/7077Y02T10/7241
    • The present invention relates to a method (50) for operating an electrical system (44), particularly in a motor vehicle (10), wherein the electrical system (44) has at least two electrical machines (14, 34) which are connected to the electrical system (44) via one controllable inverter (32, 42) each, wherein a regulated generator mode for a first instance of the electrical machines (14, 34) is initiated (60), characterized in that a first step (54) involves detection of a drop below a first prescribable voltage value for the electrical voltage available in the electrical system (44), and then a second step (56), on the basis of an induced freewheeling voltage that is to be expected for one of the electrical machines (14, 32), involves one of the inverters (32, 42) being selected, which is associated with an electrical machine (14, 32), and being actuated such that the electrical machine (14, 34) connected thereto is operated in electrical freewheel, with the result that the rotation of said machine causes it to induce a freewheeling voltage which is applied in the electrical system (44), and then a third step (58) involves detection of the rise above a second prescribable voltage value for the induced electrical freewheeling voltage available in the electrical system (44), and then a fourth step (60) involves the inverter (32, 42) of the first electrical machine (14, 34) being actuated such that the first electrical machine (14, 34) connected thereto is operated in regulated generator mode.
    • 本发明涉及一种用于操作电气系统(44)的方法(50),特别是在机动车辆(10)中,其中电气系统(44)具有至少两个电机(14,34),其连接到 电气系统(44)经由一个可控逆变器(32,42),其中启动用于电机(14,34)的第一实例的调节发电机模式(60),其特征在于,第一步骤(54) 包括检测低于电气系统(44)中可用的电压的第一可规定电压值的下降,然后检测第二步骤(56),其基于对所述电气系统(44)中的一个预期的感应续流电压 电机(14,32)涉及被选择的一个与电机(14,32)相关联的反相器(32,42),并被致动,使得连接到其上的电机(14,34)是 在电动飞轮上运行,结果是旋转 所述机器使其引起施加在电气系统(44)中的续流电压,然后第三步骤(58)涉及检测到高于电气系统中可用的感应电气续流电压的第二可规定电压值的上升 (44),然后第四步骤(60)涉及第一电机(14,34)的逆变器(32,42)被致动,使得连接到其上的第一电机(14,34)在调节发电机 模式。
    • 9. 发明授权
    • Internal combustion engine with spark ignition
    • 内燃机带火花点火
    • US6062192A
    • 2000-05-16
    • US173658
    • 1998-10-16
    • Martin WirthWalter Piock
    • Martin WirthWalter Piock
    • F02B23/10F02B31/00F02B31/08F02B75/12F02F3/26F02B17/00F02B23/00
    • F02B23/104F02B31/085F02B31/087F02F3/26F02B2023/108F02B2031/006F02B2075/125F02B2275/48F02F2001/241Y02T10/125Y02T10/146
    • In an internal combustion engine with spark ignition and one or more reciprocating pistons, with an ignition device positioned in a roof-shaped top face of the combustion chamber and at least one fuel delivery device for each cylinder for direct fuel delivery essentially in the direction of the ignition device, and with at least one intake port configured so as to generate a swirl movement, the piston exhibits an asymmetrically shaped piston recess whose walls are configured as arcuate flow guiding faces assisting the swirl movement of the cylinder charge. To obtain reliable ignition of the directly introduced fuel on the one hand and maximum liberty in designing the engine on the other hand, the proposal is put forward that the piston recess between opposite walls should essentially constitute an open channel of meander-shaped or S-shaped configuration in plan view, at least one end of the channel forming an inlet area into the recess, which starts at the piston rim.
    • 在具有火花点火的内燃机和一个或多个往复运动的活塞中,点火装置定位在燃烧室的顶部形状的顶面,以及用于每个气缸的至少一个燃料输送装置,用于直接燃料输送, 点火装置,并且至少一个进气口构造成产生涡旋运动,活塞呈现非对称形状的活塞凹槽,其壁被构造成辅助气缸装料旋转运动的弧形导流面。 另一方面,为了获得直接引入的燃料的可靠点火,另一方面在设计发动机方面最大的自由度,提出了相对壁之间的活塞凹部应基本上构成曲折形状或S- 在平面图中,通道的至少一端形成入凹部的入口区域,其从活塞边缘开始。
    • 10. 发明授权
    • Device for introducing fuel into a combustion chamber of an internal
combustion engine
    • 用于将燃料引入内燃机的燃烧室的装置
    • US5647336A
    • 1997-07-15
    • US606917
    • 1996-02-26
    • Walter PiockMartin WirthGunter Karl Fraidl
    • Walter PiockMartin WirthGunter Karl Fraidl
    • F02D7/02F02M47/04F02M67/04
    • F02D7/02F02M47/046F02M67/04
    • A device for introducing fuel into the combustion chamber of an internal combustion engine, includes a unit for fuel delivery and an injection valve for withdrawing compressed gas from the cylinder and injecting the gas together with the delivered fuel into the cylinder, and a mixing space in the front part of the valve for the purpose of gas storage, the injection valve being provided with a valve for control of the gas exchange between the combustion chamber and the mixing space in the front part of the valve. To obtain reproducible operating conditions and an optimum closing time (E.sub.0) for the injection valve, the mixing space is connected to one or more sensor elements for measuring the pressure and/or temperature of the mixing space, and that the valve is closed in dependence on the physical quantity measured by the at least one sensor element.
    • 一种用于将燃料引入内燃机的燃烧室的装置,包括用于燃料输送的单元和用于从气缸中取出压缩气体并将气体与所输送的燃料一起喷射到气缸中的喷射阀,以及混合空间 用于气体储存的阀的前部,喷射阀设置有用于控制燃烧室与阀的前部中的混合空间之间的气体交换的阀。 为了获得可再现的操作条件和用于注射阀的最佳关闭时间(E0),混合空间连接到一个或多个传感器元件,用于测量混合空间的压力和/或温度,并且阀依赖关闭 关于由至少一个传感器元件测量的物理量。