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    • 51. 发明授权
    • Fuel injection valve
    • 燃油喷射阀
    • US4967708A
    • 1990-11-06
    • US236710
    • 1988-08-26
    • Ernst LinderFranz RiegerGernot Wuerfel
    • Ernst LinderFranz RiegerGernot Wuerfel
    • F02B1/04F02M57/06F02M61/08F02P13/00
    • F02P13/00F02M57/06F02M61/08F02B1/04
    • In lean operation of internal combustion engines having externally supplied ignition, improvement in terms of fuel consumption and emissions are obtained if the fuel is injected directly into the combustion chamber. Because the gas exchange guide cross sections are large, the space available for installing the injection valve and spark plug is very limited, and disruptions in the course of combustion occur when the injection valve and ignition device are too far apart. By developing a fuel injection valve that has wire electrodes on the injection end to serve as an ignition device, the spark gap arcing over in the vicinity of the fuel introduced by the injection valve, optimal ignition conditions are attained even for poorly ignited fuels or when the proportion of fuel in the combustion chamber charge is extremely low (stratified charge operation).
    • 在具有外部点燃的内燃机的精馏操作中,如果将燃料直接喷入燃烧室,则获得燃料消耗和排放方面的改善。 由于气体交换引导截面积大,所以可用于安装喷射阀和火花塞的空间非常有限,并且当喷射阀和点火装置相距太远时,在燃烧过程中发生中断。 通过在注射端开发具有线电极的燃料喷射阀作为点火装置,在由喷射阀引入的燃料附近飞出的火花隙,即使对于燃点不良或燃烧时也达到最佳点火条件 燃烧室中的燃料比例极低(分层充电)。
    • 54. 发明授权
    • Exhaust gas return control system for an internal combustion engine
    • 内燃机废气回流控制系统
    • US4646705A
    • 1987-03-03
    • US882230
    • 1986-07-07
    • Rudolf BabitzkaWilhelm HertfelderErnst LinderWalter Schlagmuller
    • Rudolf BabitzkaWilhelm HertfelderErnst LinderWalter Schlagmuller
    • F02D21/08F02D21/10F02D37/00F02M25/06F02M25/07
    • F02M26/48F02M26/36F02M26/54F02M26/67F02M26/68F02M26/50
    • An exhaust gas return control system for internal combustion engines is proposed, which includes an apparatus case 19 in which a servo motor 45 is disposed, which through a driving gear 47 and a driven gear 36 drives a threaded spindle 35 on which an exhaust gas valve closing member 41 is disposed which cooperates with an exhaust gas valve seat 27 on a tubular exhaust gas valve seat body 24. The apparatus case has on the side of the servo motor an air inlet of an air duct 13, 15 leading to the air induction pipe 2 of the internal combustion engine and, on the exhaust gas valve side, an exit from this air duct through which the proportionally fed exhaust gas is also led. A guiding collar 44 diverts the entry of the exhaust gas to an exhaust pipe 30 provided for the purpose. Also, in one embodiment an air valve seat body 21 radially surrounding the exhaust gas valve seat body 24 is provided, which cooperates with an air valve closing member which can be actuated simultaneously with the exhaust gas valve closing member and through which bypass air branched off upstream from a throttle valve 3 in the air induction pipe 2 can be proportionally fed.
    • 提出了一种用于内燃机的废气返回控制系统,其包括设置有伺服电机45的装置壳体19,伺服电动机45通过驱动齿轮47和从动齿轮36驱动螺纹轴35,在该主轴上排放有排气阀 关闭构件41设置成与管状排气阀座体24上的排气阀座27配合。设备壳体在伺服电动机侧具有空气导管13,15的空气入口,导致空气感应 内燃机的管道2和排气阀侧的从该空气管道出口的比例供给的废气也被引导。 引导环44将废气的入口转移到为此而设计的排气管30。 而且,在一个实施例中,设置有径向围绕排气阀座体24的空气阀座主体21,其与可与排气阀关闭构件同时致动并且旁路空气分支的空气阀关闭构件 空气导入管2中的节流阀3的上游可以成比例地供给。
    • 55. 发明授权
    • Polarographic sensor and sensing system for determining oxygen content
in gases
    • 用于测定气体中氧含量的极谱传感器和传感系统
    • US4496455A
    • 1985-01-29
    • US604985
    • 1984-04-27
    • Ernst LinderHelmut MaurerKlaus MullerFranz Rieger
    • Ernst LinderHelmut MaurerKlaus MullerFranz Rieger
    • G01N27/41G01N27/407G01N27/413G01N27/416G01N27/417G01N27/48G01N27/58
    • G01N27/417G01N27/48
    • The linearity of response of a polarographic sensor, of the diffusion-limited current type, having a solid electrolyte (1) and being particularly adapted for measuring oxygen content in exhaust gases from combustion processes, is improved by providing the anode (2b) of the sensor's first, measuring cell with a constant, internal supply of reference oxygen. Preventing the oxygen concentration at the anode (2b) from fluctuating eliminates a non-linearity which would otherwise occur in the plot of oxygen concentration versus diffusion-limited current, as the fuel/air ratio of the mixture being combusted passes 1.The oxygen supply takes the form of a second, pumping cell (3a,3b) which can utilize the same solid electrolyte layer (1) as the first cell, and which pumps oxygen ions across the electrolyte to the second cell's anode (3b), where they become oxygen molecules and are directed through a duct (8) to the measuring cell's anode (2b).Excessive pressure in the duct (8) is prevented by providing small pores (10) in the surrounding glass cover (9) for outward diffusion of excess oxygen. A constant voltage is applied to both cells.
    • 具有固体电解质(1)并且特别适用于测量来自燃烧过程的废气中的氧含量的扩散受限电流类型的极谱传感器的响应的线性度通过提供阳极(2b) 传感器的第一个测量单元,具有恒定的内部参考氧气供应。 防止阳极(2b)上的氧浓度波动消除了当燃烧的混合物的燃料/空气比通过1时氧气浓度对扩散限制电流的曲线图将出现的非线性。氧气供应 采用可以利用与第一电池相同的固体电解质层(1)的第二泵送电池(3a,3b)的形式,并且将氧离子跨越电解质泵送到第二电池的阳极(3b),在那里它们变成 氧分子并通过导管(8)引导到测量池的阳极(2b)。 通过在周围的玻璃罩(9)中设置小孔(10)以防止过量氧的向外扩散来防止管道(8)中的过大的压力。 对两个电池施加恒定电压。
    • 56. 发明授权
    • Apparatus for controlling the exhaust gas recirculation rate in an
internal combustion engine
    • 用于控制内燃机中废气再循环速率的装置
    • US4426986A
    • 1984-01-24
    • US358760
    • 1982-03-16
    • Klaus MullerHelmut MaurerFranz RiegerErnst Linder
    • Klaus MullerHelmut MaurerFranz RiegerErnst Linder
    • F02M25/07F02D21/08F02M25/06
    • F02D41/0065F02D41/144F02D41/005Y02T10/47
    • An apparatus is proposed for controlling the exhaust recirculation rate in an internal combustion engine, in particular an engine with auto-ignition, which includes preferably one mixture valve in the area of the discharge opening of the exhaust recirculation line and which is characterized in that the control is accomplished via the mixture valve position ahead of the inlet valves in accordance with the concentration of at least one component of the air-exhaust gas mixture and/or at least one component of the exhaust gas. Thus it is possible to operate the engine with a relatively emission-free exhaust. An exhaust gas reservoir is further provided, with which peaks in the exhaust gas concentration due to a dynamic driving mode can be intercepted. Finally, it is also proposed that the exhaust recirculation be realized solely via a pressure, which can be controlled in open-loop or closed-loop fashion, in the exhaust line by means of a valve.
    • 提出了一种用于控制内燃机,特别是具有自动点火的发动机的排气再循环率的装置,其优选地包括在排气再循环管线的排放口的区域中的一个混合阀,并且其特征在于, 根据排气混合物的至少一种组分和/或废气的至少一种组分的浓度,通过进口阀前面的混合阀位置实现控制。 因此,可以用相对无排放的排气来操作发动机。 还设置有废气储存器,由此可以拦截由于动态驱动模式引起的废气浓度的峰值。 最后,还提出排气再循环仅通过可通过阀门在排气管路中以开环或闭环方式控制的压力来实现。
    • 57. 发明授权
    • Fuel supply system
    • 燃油供应系统
    • US4418672A
    • 1983-12-06
    • US241332
    • 1981-03-06
    • Klaus MullerFranz RiegerErnst Linder
    • Klaus MullerFranz RiegerErnst Linder
    • F02D41/02F01N13/00F02D33/00F02D41/00F02M27/08F02M69/04F02M71/00F01N3/15
    • F02D41/00F01N13/008F02M69/041F02M71/00
    • A fuel supply system for mixture-compressing internal combustion engine with externally-supplied ignition is proposed, which serves to form the most optimal possible fuel-air mixture. The fuel supply system includes a primary mixture formation unit disposed in the intake manifold and at least one ultrasonic atomizer nozzle in the intake manifold, for the purpose of correcting the fuel-air mixture by means of supplementary fuel, downstream of the primary mixture unit or in each individual intake tube. The ultrasonic atomizer nozzles are triggered, with the interposition of an electronic control device, in accordance with operating characteristics of the engine, as well as the exhaust composition, and they permit the supply of finely prepared supplementary fuel for the purpose of regulating the fuel-air mixture to a predetermined .lambda. value; of compensating for non-uniform distribution, and of enrichment of the mixture in the case of warm-up, full load and acceleration, as well as of idling regulation.
    • 提出了一种用于混合压缩具有外部点火的内燃机的燃料供应系统,其用于形成最佳的可能的燃料 - 空气混合物。 燃料供应系统包括设置在进气歧管中的主混合物形成单元和进气歧管中的至少一个超声雾化喷嘴,用于通过补充燃料来校正燃料 - 空气混合物,在主混合单元的下游或 在每个单独的进气管中。 根据发动机的操作特性以及排气组合物,触发超声波雾化器喷嘴,并插入电子控制装置,并且它们允许供应精细制备的补充燃料用于调节燃料 - 空气混合物至预定的λ值; 补偿不均匀分布,以及在预热,满载和加速的情况下混合物的浓缩以及空转调节。
    • 59. 发明授权
    • Optical combustion sensor system
    • 光学燃烧传感器系统
    • US4404841A
    • 1983-09-20
    • US344518
    • 1982-02-01
    • Horst FrankeErnst LinderWinfried MoserKlaus MullerFranz Rieger
    • Horst FrankeErnst LinderWinfried MoserKlaus MullerFranz Rieger
    • G01L23/06G01H9/00G01L23/22G01M15/04
    • G01L23/22
    • To determine proper operation of a combustion sensor, and to normalize the output signals derived from a pick-up having a window exposed to the combustion chamber (10) by compensating for soiling, contamination, and loss of transmissivity of the window due to combustion residue, soot, or the like, a reference light source is provided introducing reference light of a predetermined level to the pick-up, for example when no light is generated due to combustoin events. In an internal combustion (IC) engine, the reference light can be energized during stopped condition of the engine, or during portions of the stroke of the engine when no combustion event takes place. Output signals from the pick-up are applied to a variable amplification factor amplifier, the amplification factor of which is first calibrated with a clean light source, and then continuously recalibrated or normalized with respect to its original calibration by changing the amplification factor in accordance with electrical signals derived from sensing of the reference light, so that the actual sensing light will be normalized with respect to the reference. The calibration, itself, can be variable and account for external factors, such as aging or decrease of light output of the light source. The reference light can be introduced by an externally operated incandescent filament or by shining light into a portion of a tubular housing, for example through a glass light guide, and reflecting the reference light into the sensing window which also senses light due to combustion.
    • 为了确定燃烧传感器的正确操作,并且通过补偿由燃烧残余物引起的窗口的污染,污染和透射率的损失,使从具有暴露于燃烧室(10)的窗口的拾取器得到的输出信号归一化 烟炱等,例如当由于燃烧事件没有产生光时,向拾取器引入预定水平的参考光的参考光源。 在内燃(IC)发动机中,在不发生燃烧事件的情况下,在发动机的停止状态或发动机的行程的部分期间,可以对参考光进行通电。 来自拾取器的输出信号被应用于可变放大因子放大器,其放大因子首先用干净的光源校准,然后通过根据其原始校准改变放大系数而连续重新校准或归一化 从参考光的感测得到的电信号,使得实际感测光将相对于参考标准化。 校准本身可以是变量的,并且可以解释诸如光源的光输出的老化或减少的外部因素。 参考光可以由外部操作的白炽灯丝引入,或者通过将光照射到管状外壳的一部分中,例如通过玻璃光导,并将参考光反射到还感测由于燃烧引起的光的感测窗中。