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    • 2. 发明授权
    • Sequential fuel injection method
    • 顺序燃料注入方法
    • US5245972A
    • 1993-09-21
    • US820894
    • 1992-02-28
    • Helmut DenzKlemens Grieser
    • Helmut DenzKlemens Grieser
    • F02D41/14F02D3/00F02D41/34
    • F02D41/345Y02T10/44
    • A method for carrying out sequential injection processes when predetermined injection angles are reached in which crankshaft-angle increment signals are generated and these increment signals are counted in relation to a reference signal. With the aid of these increment signals, it is determined whether an injection angle set as an increment value has been reached. As soon as this is determined, the injection process assigned to this increment value is carried out, i.e., injection is begun or ended. Using this method, it is possible to set injection start angles and/or injection end angles accurately, it is possible to set the angular position of injection processes in relation to intake processes more accurately than hitherto, and it is possible, with great reliability, to avoid the occurrence of overenrichment and leaning due to an injection process being begun during a still continuing preceding intake stroke or being continued beyond a decisive intake stroke.
    • PCT No.PCT / DE90 / 00465 Sec。 一九九二年二月二十八日 102(e)日期1992年2月28日PCT Filed 1990年6月20日PCT公布。 公开号WO91 / 01443 日本1991年2月7日。一种当达到预定的喷射角度时进行顺序喷射处理的方法,其中产生曲轴角增量信号,并且这些增量信号相对于参考信号被计数。 借助于这些增量信号,确定是否已经达到设定为增量值的喷射角。 一旦确定,则执行分配给该增量值的注入过程,即,开始或结束注入。 使用这种方法,可以准确地设定注射开始角度和/或注射端角度,可以比迄今更精确地设定与进气过程相关的注射过程的角位置,并且可靠性高, 以避免由于在仍然持续的先前进气冲程期间开始的喷射过程或继续超过决定性的进气冲程而导致渗透和倾斜的发生。
    • 3. 发明授权
    • Method for sequentially injecting fuel
    • 顺序喷射燃油的方法
    • US5022374A
    • 1991-06-11
    • US551410
    • 1990-07-12
    • Helmut DenzKlemens GrieserJurgen StockRudolf MozWinifred Uttenweiler
    • Helmut DenzKlemens GrieserJurgen StockRudolf MozWinifred Uttenweiler
    • F02D41/06F02D41/34F02D41/36
    • F02D41/062
    • The invention is directed to a sequential fuel injection method wherein the first injection end time point is determined at which the preinjections end. In addition, the first intake end time point is determined at which a signal occurs for the first time after the start of the method which is evaluated as a signal that indicates the end of an induction operation. Furthermore, a determination is made for which cylinder the above-mentioned time point applies. If the first-mentioned time point lies ahead of the second-mentioned time point, the sequential fuel injection is started for the determined cylinder. For the opposite position of the mentioned time points, the injection valve for that particular cylinder is driven whose induction cycle follows the determined cylinder with the injection valve being so driven that the entire fuel quantity is injected which was computed for the sequential injection. The method of the invention assures that an internal combustion engine receives a proper injection as soon as possible after the start thereof without an overenrichment of the mixture for the individual cylinders.
    • 本发明涉及一种顺序燃料喷射方法,其中确定第一喷射结束时间点,其中预喷射结束。 此外,确定在作为指示感应操作结束的信号被评估的方法开始之后第一次发生信号的第一进入结束时间点。 此外,确定适用上述时间点的哪个气缸。 如果首先提到的时间点位于第二个提到的时间点之前,则针对所确定的气缸开始顺序燃料喷射。 对于所述时间点的相对位置,驱动该特定气缸的喷射阀,其感应循环跟随确定的气缸,其中喷射阀被驱动,使得为连续喷射计算的整个燃料量被喷射。 本发明的方法确保内燃机在起动之后尽可能快地接收适当的喷射,而不会使各个气缸的混合物渗透。
    • 7. 发明授权
    • Gas sensor with sheath tube wherein the sheath tube or the sensor element is thermally decoupled from the sensor housing
    • 具有护套管的气体传感器,其中护套管或传感器元件与传感器外壳热分离
    • US08001827B2
    • 2011-08-23
    • US10569388
    • 2004-06-23
    • Helmut WeylHelmut DenzMatthias Entenmann
    • Helmut WeylHelmut DenzMatthias Entenmann
    • G01N7/00
    • G01N27/4077
    • A sensor is provided, in particular a gas sensor for determining the concentration of a gas component in a measuring gas, which has a sensor element that projects from a housing by a measuring-gas-side end section exposed to the measuring gas, and a sheath tube having gas passageways, which is placed over the measuring-gas-side end section and affixed on the housing. To prevent condensation of water vapor contained in the measuring gas in the measuring space enclosed by the housing and the sheath tube, and thus the production of water droplets that reach the hot sensor element, sheath tube and/or sensor element are/is thermally decoupled from the housing. The thermal decoupling is produced using, for instance, a flange sleeve made of a material having poor thermal conductivity, which separates the sheath tube from the housing by a flange and, via a sleeve section, is inserted in the space between the housing and the measuring-gas-side end section of the sensor element.
    • 提供了一种传感器,特别是用于确定测量气体中的气体成分的浓度的气体传感器,其具有通过暴露于测量气体的测量气体侧端部从壳体突出的传感器元件,以及 护套管具有气体通道,其放置在测量气体侧端部上并且固定在壳体上。 为了防止包含在由壳体和护套管包围的测量空间中的测量气体中的水蒸汽冷凝,并且因此到达热传感器元件,护套管和/或传感器元件的水滴的产生被热解耦 从房屋。 使用例如由具有差的热导率的材料制成的凸缘套筒来产生热去耦,其通过凸缘将护套管与壳体分离,并且通过套筒部分插入壳体和壳体之间的空间中 传感器元件的测量气体侧端部。
    • 8. 发明申请
    • Sensor
    • 传感器
    • US20080223110A1
    • 2008-09-18
    • US10569388
    • 2004-06-23
    • Helmut WeylHelmut DenzMatthias Entenmann
    • Helmut WeylHelmut DenzMatthias Entenmann
    • G01N33/00
    • G01N27/4077
    • A sensor is provided, in particular a gas sensor for determining the concentration of a gas component in a measuring gas, which has a sensor element that projects from a housing by a measuring-gas-side end section exposed to the measuring gas, and a sheath tube having gas passageways, which is placed over the measuring-gas-side end section and affixed on the housing. To prevent condensation of water vapor contained in the measuring gas in the measuring space enclosed by the housing and the sheath tube, and thus the production of water droplets that reach the hot sensor element, sheath tube and/or sensor element are/is thermally decoupled from the housing. The thermal decoupling is produced using, for instance, a flange sleeve made of a material having poor thermal conductivity, which separates the sheath tube from the housing by a flange and, via a sleeve section, is inserted in the space between the housing and the measuring-gas-side end section of the sensor element.
    • 提供了一种传感器,特别是用于确定测量气体中的气体成分的浓度的气体传感器,其具有通过暴露于测量气体的测量气体侧端部从壳体突出的传感器元件,以及 护套管具有气体通道,其放置在测量气体侧端部上并且固定在壳体上。 为了防止包含在由壳体和护套管包围的测量空间中的测量气体中的水蒸汽冷凝,并且因此到达热传感器元件,护套管和/或传感器元件的水滴的产生被热解耦 从房屋。 使用例如由具有差的热导率的材料制成的凸缘套筒来产生热去耦,其通过凸缘将护套管与壳体分开,并且通过套筒部分插入在壳体和壳体之间的空间中 传感器元件的测量气体侧端部。