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    • 52. 发明授权
    • Method of and apparatus for recovering exhaust gas energy of internal
combustion engine
    • 内燃机废气能量回收方法及装置
    • US4805409A
    • 1989-02-21
    • US184116
    • 1988-04-21
    • Hideaki Kobayashi
    • Hideaki Kobayashi
    • F01N5/04F02B1/04F02B41/10F02G5/02F02N99/00
    • F02G5/02F02B41/10F02B1/04F02N11/00Y02T10/163Y02T10/166
    • Disclosed is a type of an exhaust gas energy recovery method for an internal combustion engine of a type which incorporates a turbine generator driven by the exhaust gas energy of the internal combustion engine and in which the driving power of a motor driven by the power generated by the generator is added to the driving power of the internal combustion engine. The method also incorporates a control device for controlling the output torque of the motor in different forms at low and high speed areas within a variable control range of the rotation speed of the internal combustion engine. The motor is operated with constant torque characteristics at the low speed area and with reduced torque characteristics at the high speed area thereby enabling the exhaust gas energy to be efficiently recovered at an engine speed area where the ratio of engine-operating time is high.
    • 公开了一种用于内燃机的排气能量回收方法,其包括由内燃机的排气能量驱动的涡轮发电机,其中由电动机驱动的电动机的驱动力由 将发电机加到内燃机的驱动力上。 该方法还包括用于在内燃机的转速的可变控制范围内的低速和高速区域处以不同形式控制电机的输出转矩的控制装置。 电动机在低速区域以恒定转矩特性运行,并且在高速区域具有减小的转矩特性,从而能够在发动机运转时间高的发动机转速区域有效地恢复排气能量。
    • 54. 发明授权
    • Annular piston engine with afterburner and power turbine
    • 环形活塞发动机与后燃器和动力涡轮机
    • US4011725A
    • 1977-03-15
    • US578555
    • 1975-05-19
    • William V. Bachmann
    • William V. Bachmann
    • F01N3/24F01N5/04F02B3/06F02B25/10F02B33/04F02B33/12F02B41/10F02B75/02F02B75/10F02B75/28F02B75/30F02G3/02F02C3/00F02C7/00
    • F02B33/04F01N3/24F01N5/04F02B25/10F02B33/12F02B41/10F02B75/10F02B75/30F02B2075/027F02B3/06F02B75/28Y02T10/16Y02T10/163
    • An internal combustion engine includes an annular or ring-type cylinder and piston therein; exhaust ports from the cylinder lead to an afterburner reactor situated generally medially of the annular cylinder; the exhaust gases are further burned within the afterburner section; to further reduce pollutants during the afterburning process, additional air is pumped into the afterburner section as by the ring piston due to its special configuration enabling it to accomplish, for example, triple functions such as: (a) to act as a power transmitting means, (b) to act as a pumping means to supply the engine's combustion chamber with scavenging air and/or an air-fuel mixture, and (c) to act as an air pumping means to supply desired quantities of ambient air into the afterburner section even in timed intervals with a constant predetermined pressure and predetermined quantities in order to thereby maximize the degree of control of the temperature generated in the afterburner and thereby more nearly fully oxidize the unburned fuel residues entering the afterburner. The ring piston is so constructed that it can be operatively connected to an output shaft as through the use of only a single crank, single connecting rod and wrist pin. Further, to extract a considerable amount of energy from the waste exhaust gases leaving the afterburner, a power turbine is provided which is within the exit path of the exhaust gases. The power turbine is conveniently incorporated as into the engine head and the turbine output shaft is either geared by reduction gear means to work in unison with the output crank shaft, or the turbine shaft rotates at an independent speed and is geared to drive (some or all of) the engine and/or vehicular accessories.
    • 内燃机在其中包括环形或环形气缸和活塞; 来自气缸的排气口引导到通常位于环形气缸中间的加力反应器; 排气在进一步燃烧器部分进一步燃烧; 为了进一步减少在后燃过程中的污染物,由于环形活塞的特殊配置,附加的空气被泵送到加力器部分中,使得其能够实现例如以下三种功能:(a)作为动力传递装置 ,(b)作为泵送装置,为发动机的燃烧室提供清扫空气和/或空气燃料混合物,以及(c)作为空气泵送装置,以将所需量的环境空气供应到后燃室部分 即使在具有恒定的预定压力和预定量的定时间隔中,从而使得在后燃器中产生的温度的控制程度最大化,从而使进入加力燃烧器的未燃燃料残余物几乎完全氧化。 环形活塞的结构使得它可以通过仅使用单个曲柄,单个连杆和腕针来操作地连接到输出轴。 此外,为了从离开加力燃烧器的废废气中提取大量的能量,提供了在废气的出口路径内的动力涡轮机。 动力涡轮机方便地结合在发动机头部中,并且涡轮机输出轴由减速齿轮装置传动,以与输出曲轴一致地工作,或者涡轮机轴以独立的速度旋转并且被齿轮驱动(一些或 所有)发动机和/或车辆附件。