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    • 1. 发明授权
    • Ignition system for internal combustion engines
    • 内燃机点火系统
    • US4337744A
    • 1982-07-06
    • US221788
    • 1980-12-31
    • Karl SeegerWerner JundtManfred MezgerUwe KienckeJurgen WesemeyerGeorg HaubnerWerner Meier
    • Karl SeegerWerner JundtManfred MezgerUwe KienckeJurgen WesemeyerGeorg HaubnerWerner Meier
    • F02P5/15F02P5/152F02P5/04
    • F02P5/15F02P5/1521Y02T10/46
    • Clock pulses are counted to provide a count indicative of speed in a counter that is reset with every revolution of a reference mark. The difference between successive counts is multiplied by a fractional factor, which is not necessarily the same for acceleration and deceleration, then added algebraically to the current count value. The acceleration-corrected speed value is then multiplied by a parameter-dependent digital value obtained from a summing circuit to which various engine condition parameters are supplied and the output of the last-mentioned multiplier is supplied to a comparator to which the current count of clock pulses beginning with the reference mark passage is compared. When the comparator finds the match, spark ignition takes place. Another counter counts the clock pulses following each reference mark for sequencing multiplexers that enable some components to serve in more than one operation, in effect controlling the flow of digital values around various loops in the circuit.
    • 时钟脉冲被计数以提供指示在参考标记的每转一次复位的计数器中的速度的计数。 连续计数之间的差值乘以一个分数因子,加速和减速不一定相同,然后代数地加到当前的计数值。 然后将加速度校正的速度值乘以从提供各种引擎条件参数的求和电路获得的参数相关数字值,并将最后提到的乘法器的输出提供给比较器,当前的时钟计数 比较以参考标记通道开始的脉冲。 当比较器找到匹配时,发生火花点火。 另一个计数器计数每个用于排序多路复用器的参考标记之后的时钟脉冲,使得一些组件能够在多个操作中服务,实际上控制围绕电路中各个环路的数字值的流动。
    • 3. 发明授权
    • Dwell angle control for internal combustion engine ignition system
    • 内燃机点火系统的停转角度控制
    • US4366800A
    • 1983-01-04
    • US213590
    • 1980-12-05
    • Karl SeegerWerner JundtManfred MezgerUwe Kiencke
    • Karl SeegerWerner JundtManfred MezgerUwe Kiencke
    • F02P3/045F02P5/04
    • F02P3/0456
    • A dwell angle control has three counting devices for detecting acceleration. In a first UP/DOWN counter (17), the count in one direction takes place throughout the time the current in the primary circuit of an ignition coil (25) exceeds a current threshold value (I1). The count in the other direction is constant with respect to time. The counts on the first counter are taken over into a second UP/DOWN counter (11) in response to the input signal, the counting direction also being determined by the input signals. When the count in the second counter (11) reaches an adjustable trigger threshold value, the closure time is initiated, the actual ignition time being fixed by an edge of a sensed signal, or the edge of the signal from an ignition computer. The adjustable trigger threshold value is advantageously determined by a third UP/DOWN counter (12) which is set to a fixed value (X) by an edge of the sensed signal and whose counting direction is also determined by the sensed signals. A very good dynamic response is achieved by the detection of acceleration by three counters during different time periods. It is advantageous to switch from a decrease in closure angle to an increase in closure angle at an adjustable speed by switching the adjustable trigger threshold value to a very small value and switching the counter (11) to a continuous DOWN count. This allows a matching to variable ON/OFF ratios of the sensed signal.
    • 驻车角控制具有三个用于检测加速度的计数装置。 在第一UP / DOWN计数器(17)中,一个方向上的计数发生在点火线圈(25)的初级电路中的电流超过当前阈值(I1)的整个时间。 另一方向的计数在时间上是恒定的。 响应于输入信号,第一计数器的计数被接收到第二UP / DOWN计数器(11)中,计数方向也由输入信号确定。 当第二计数器(11)中的计数达到可调触发阈值时,启动关闭时间,实际点火时间由感测信号的边缘或来自点火计算机的信号的边缘固定。 可调触发阈值有利地由被检测信号的边缘设置为固定值(X)的第三UP / DOWN计数器(12)确定,并且其计数方向也由感测信号确定。 通过在不同时间段内通过三个计数器的加速度检测来实现非常好的动态响应。 通过将可调触发阈值切换到非常小的值并将计数器(11)切换到连续的下降计数,从而可以将闭合角度的减小切换到可调节速度下的关闭角度的增加。 这允许匹配感测信号的可变ON / OFF比。
    • 5. 发明授权
    • Regulating device for a fuel metering system
    • 用于燃料计量系统的调节装置
    • US4440131A
    • 1984-04-03
    • US294877
    • 1981-08-21
    • Gunter FelgerOtto GlocklerHelmut KauffUwe KienckeHeinrich KnappHerbert Stocker
    • Gunter FelgerOtto GlocklerHelmut KauffUwe KienckeHeinrich KnappHerbert Stocker
    • F02D41/14F02D41/34F02D5/00F02M7/12
    • F02D41/1487F02D41/1475
    • A lambda regulating device is proposed for a fuel metering system in an internal combustion engine with externally supplied ignition. In addition to the regulation means which is already present, multiplicative and additive corrective variables are formed and are stored in non-transient memories. The regulating device enables an additive regulated shutoff of the additive lambda shift during idling and in the lower partial-load range, and it also enables regulation to a symmetrical distance on the part of the regulating manipulation from the limitation. The additive correction may be selected to be in accordance with rpm. Finally, the reference variables for the corrective value may be selected depending upon the air throughput in the intake tube of the engine. With a view to realization of the invention by means of a computer, individual flow diagrams relating to the mode of operation are given in the drawings.
    • 提出了一种用于具有外部提供的点火装置的内燃机中的燃料计量系统的λ调节装置。 除了已经存在的调节装置之外,形成乘法和附加校正变量并将其存储在非瞬态存储器中。 调节装置能够在空转期间和在较低的部分负载范围内对添加剂λ移动进行附加的调节关闭,并且还使调节操纵部分上的对称距离受到限制。 添加剂校正可以选择为与转速一致。 最后,可以根据发动机的进气管中的空气通过量来选择校正值的参考变量。 为了通过计算机实现本发明,在附图中给出了与操作模式有关的各个流程图。
    • 6. 发明授权
    • System and apparatus to determine the angular position, and speed of a
rotating shaft, particularly crank shaft of an internal combustion
engine
    • 用于确定旋转轴,特别是内燃机的曲轴的角位置和速度的系统和装置
    • US4356447A
    • 1982-10-26
    • US168210
    • 1980-07-10
    • Gunter HonigUwe KienckeRainer Bone
    • Gunter HonigUwe KienckeRainer Bone
    • F02D41/34F02P7/06G01D5/245G01P3/481G01P3/489G01P3/48G01P3/54
    • G01P3/489F02P7/061G01D5/2457G01P3/481F02D41/0097
    • To positively allocate output signals from a transducer scanning marker elements arranged at a uniform distance from the center of a rotating disk, the markers are located around the circumference of the disk in accordance with a predetermined pattern, for example, uniformly distributed 30.degree. apart, or distributed with uniformly increasing relative distances, and an additional market element (33) and forming a reference marker is located in the zones between adjacent markers spaced from a neighboring marker element (21) of the plurality of marker elements by a distance which is substantially larger than the angular distance with respect to the marker element at the other side of the reference marker. The outputs from a pick-up sensor are evaluated by applying the outputs to two counters, counting a different clock rate, the count output of one of the counters being stored and compared with a subsequent count state of the other counter operating at a higher clock rate. If the second counter has not reached the previously stored count, a positive indication that the sense marker as the reference marker is obtained, permitting a comparator to switch over a transfer switch to route the sensor output to a line indicating that the marker was the reference marker; if the faster-counting counter has, however, reached the count state of a slower counter in the prior cycle, an indication is obtained that the marker is a regularly recurring one, thus permitting control of the transfer of the output from the sensor to a routing line indicating that the marker is a regularly recurring one. The count rates are preferably sufficiently different to accomodate expected variations in speed of rotation of the disk within the recurrence time between adjacent markers.
    • 为了从从旋转盘的中心排列成一定距离的换能器扫描标记元件积极地分配输出信号,标记物按照预定的图案位于圆周的圆周周围,例如均匀分布30°, 或以均匀增加的相对距离分布,并且另外的市场元件(33)和形成参考标记位于相邻标记之间的区域中,所述区域与多个标记元件的相邻标记元件(21)间隔开一段距离, 大于在参考标记的另一侧相对于标记元件的角距离。 来自拾取传感器的输出通过将输出应用于两个计数器,对不同的时钟速率进行计数,计数器的计数输出被存储并与在较高时钟操作的另一个计数器的后续计数状态进行比较 率。 如果第二计数器未达到先前存储的计数,则获得作为参考标记的感测标记的肯定指示,允许比较器切换转换开关以将传感器输出路由到指示标记为参考的线 标记 然而,如果较快计数计数器已经达到了前一周期中较慢计数器的计数状态,则获得指示符是经常循环的标记,从而允许控制传感器的输出到 路由行指示标记是定期重复的标记。 优选地,计数率足够不同以适应在相邻标记之间的复发时间内盘的旋转速度的预期变化。