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    • 9. 发明申请
    • Method for controlling an internal combustion engine
    • 用于控制内燃机的方法
    • US20090043482A1
    • 2009-02-12
    • US12221722
    • 2008-08-06
    • Ralf SpeetzenGunther SchmidtAlbert KloosAndreas KunzMichael WillmannJorg RemeleMarc Hehle
    • Ralf SpeetzenGunther SchmidtAlbert KloosAndreas KunzMichael WillmannJorg RemeleMarc Hehle
    • F02D45/00
    • F02D41/0085F02D31/007F02D41/40F02D2041/1419Y02T10/44
    • A method for controlling an internal combustion engine having a common rail system together with individual accumulators. A rotational speed-control deviation (dn) is determined from a target rotational speed (nSL) that represents the set point for an outer control loop to control the rotational speed, as well as from an actual rotational speed (nIST). A target torque (MSL) is determined from the rotational speed-control deviation (dn) via a rotational speed controller as a master controller. A target injection duration (SD(SOLL)) is determined from the target torque (MSL). The target duration injection (SD(SOLL)) represents the set point for an inner control loop for controlling cylinder-specific injection duration. An injection duration deviation is determined from the target injection duration (SD(SOLL)) and from an actual injection duration. A correcting variable is determined from the injection duration deviation via an injection duration controller as a follow-up controller, and an injection duration is determined from the correcting variable and the target injection duration for activating the injectors.
    • 一种用于控制具有共轨系统的内燃机与各个蓄能器一起的方法。 从表示用于控制转速的外部控制回路的设定点以及实际转速(nIST)的目标转速(nSL)确定转速控制偏差(dn)。 通过作为主控制器的转速控制器从转速控制偏差(dn)确定目标转矩(MSL)。 从目标转矩(MSL)确定目标喷射持续时间(SD(SOLL))。 目标持续时间喷射(SD(SOLL))表示用于控制气缸特定喷射持续时间的内部控制回路的设定点。 从目标喷射持续时间(SD(SOLL))和实际喷射持续时间确定喷射持续时间偏差。 通过作为后续控制器的喷射持续时间控制器从注射持续时间偏差确定校正变量,并且根据校正变量和用于激活喷射器的目标喷射持续时间来确定喷射持续时间。
    • 10. 发明授权
    • Process for cooling engine walls and wall structure for carrying out the
process
    • 用于冷却发动机壁和进行该过程的壁结构的过程
    • US5765360A
    • 1998-06-16
    • US602216
    • 1996-02-16
    • Gunther SchmidtMichael Popp
    • Gunther SchmidtMichael Popp
    • F02K9/64F02C7/20
    • F02K9/64
    • Cooling of engine walls with fuel, wherein the walls have a structure which has an inner wall, to which hot gas is admitted during the operation, a colder outer wall, as well as a plurality of webs which connect the walls and divide the hollow space present there into a plurality of cooling ducts. The fuel is introduced in the cold state into the wall structure, is delivered through the cooling ducts while absorbing heat via the inner wall, and is subsequently used to generate thrust. A hot fluid flow taken from the engine is admitted during the operation from the outside to the "cold" outer wall of the wall structure, through which fuel flows, and this "cold" outer wall thermally expands as a result, or its thermal contraction is reduced.
    • 用燃料冷却发动机壁,其中壁具有在操作期间允许热气体的内壁的结构,较冷的外壁以及连接壁并将中空空间分开的多个腹板 存在多个冷却导管。 燃料以冷态引入壁结构,通过冷却管道输送,同时通过内壁吸收热量,随后用于产生推力。 从外部获取的热流体流从外壁到壁结构的“冷”外壁进入,燃料流过该外壁,因此这个“冷”外壁热膨胀,或其热收缩 降低了。