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    • 2. 发明公开
    • OPERATION METHOD OF ENGINE DURING ABNORMAL COMBUSTION AND OPERATION CONTROLLER
    • 操作规程的电机中的异常燃烧工作和运行控制设备THEREFOR
    • EP2000655A2
    • 2008-12-10
    • EP07829064.0
    • 2007-09-26
    • Mitsubishi Heavy Industries, Ltd.
    • SUZUKI, HajimeSAEKI, YasuhiroISHIDA, Ichirou
    • F02D41/22F02D19/02F02D45/00
    • F02D17/02F02D35/027F02D41/0087G01L23/221
    • Provided are a method of operating an engine and an apparatus for controlling operation of an engine, which is capable of appropriately controlling the operation of the engine after cutoff of fuel into a cylinder in which heavy knock occurs, without at once stopping the engine upon detection of occurrence of the heavy knock. The method of operating an engine which has a plurality of cylinders, and which is capable of stepwise or continuously correcting a burning state through fuel regulation including cutoff of fuel, upon occurrence of abnormal combustion, executes a stop or an output limit operation of the engine, and is characterized in that a simulated abnormal combustion obtained by calculating an abnormal combustion state of the engine in simulation is beforehand set, and in comparison of a detection signal as to a burning state of a selected cylinder which is sequentially selected among the plurality of cylinders, with the simulated abnormal combustion signal so as to determine occurrence of abnormal combustion in the selected cylinder in order to execute cutoff of fuel into the selected cylinder.
    • 提供的是在发动机和装置,用于控制操作的发动机的操作的方法,所有这些都能够适当地控制操作中止燃料之后发动机的成圆筒在其中重敲发生,而不在检测到在一次停止发动机 的重爆震发生。 在发动机运转的方法,其具有气缸的多个,并且所有其能够阶段性地或者连续地改正通过燃料调节包括中止燃料的燃烧状态,在异常燃烧的发生,执行STOP或至发动机的输出限制手术 ,并且其特征在于在没有通过在模拟的发动机的异常燃烧状态的计算而获得的模拟的异常燃烧预先设定,并且在检测信号作为一个选择的汽缸的燃烧状态的比较所有这些依次的多元性之中选择 缸,与模拟的异常燃烧信号,以便在为了执行中止燃料进入所选择的汽缸的选择的汽缸中异常燃烧的确定性矿发生。
    • 3. 发明公开
    • METHOD AND DEVICE FOR CONTROLLING PILOT INJECTION TIMING WHEN ENGINE COMBUSTION DIAGNOSIS SIGNAL IS ABNORMAL
    • 方法和装置VOREINSPRITZUNGSTIMING控制异常发动机的燃烧诊断信号
    • EP2693029A1
    • 2014-02-05
    • EP12764757.6
    • 2012-02-20
    • Mitsubishi Heavy Industries, Ltd.
    • SAEKI, Yasuhiro
    • F02D41/40F02D41/22F02D41/38
    • F02D41/30F02D35/023F02D41/008F02D41/222F02D41/2483F02D41/3047F02D41/401F02D41/403Y02T10/44
    • The present invention includes: an injection timing correction unit 62 which repeatedly corrects a fuel injection timing in relation to a cylinder in which combustion is determined by a combustion diagnosis device 44 to be less than optimal such that a correction amount accumulates until combustion is determined to be optimal; an allowable correction range setting unit 64 which sets an allowable correction range of the fuel injection timing on the basis of data indicating past fuel injection timings of a plurality of cylinders; an injection timing determination unit 70 which determines whether or not the fuel injection timing corrected by the injection timing correction unit 62 is within the allowable correction range; and a command control unit 72 which outputs an injection command at the corrected fuel injection timing when the determination unit determines that the corrected fuel injection timing is within the allowable correction range.
    • 本发明包括:重复地校正燃料喷射正时相对于被确定的由燃烧诊断装置44开采在哪个燃烧的气缸为小于最佳搜索的喷射定时校正单元62做了修正量累积,直到燃烧是确定性的挖掘以 是最佳的; 校正容许范围设定单元64个设定哪指示气缸的多个过去的燃料喷射正时的数据的基础上的燃料喷射定时的校正容许范围; 喷射正时确定单元70,其确定由所述喷射正时校正单元62校正的燃料喷射正时是否是可允许的校正范围内; 并且在校正后的燃料喷射正时当确定单元bestimmt,DASS模具校正燃料喷射定时输出喷射命令的命令控制单元72是校正容许范围内。