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    • 34. 发明授权
    • System and method for purging fuel vapors using exhaust gas
    • 使用废气吹扫燃料蒸气的系统和方法
    • US07469684B2
    • 2008-12-30
    • US12015425
    • 2008-01-16
    • Thomas LeoneRalph Wayne Cunningham
    • Thomas LeoneRalph Wayne Cunningham
    • F02M33/02F02M25/06
    • F02M25/08F02B1/12F02M26/35F02M26/36F02M26/46F02M26/47
    • A system for a vehicle, comprising of an engine, an air intake passage coupled to the engine, an exhaust passage coupled to the engine, a fuel vapor storage system fluidly coupled with the intake air passage and the exhaust passage, said fuel vapor storage system configured to store and release fuel vapors, a control system configured to during a first mode, route exhaust gas from the engine to the fuel vapor storage system via at least the exhaust passage, and during a second mode, route at least fresh air to the fuel vapor storage system to release fuel vapors from the fuel vapor storage system before being inducted into the engine via the air intake passage to be burned.
    • 一种用于车辆的系统,包括发动机,联接到发动机的进气通道,联接到发动机的排气通道,与进气通道和排气通道流体耦合的燃料蒸气存储系统,所述燃料蒸气存储系统 被配置为存储和释放燃料蒸气,配置为在第一模式期间的控制系统,经由至少所述排气通道将废气从所述发动机排出到所述燃料蒸气存储系统,并且在第二模式期间,至少将新鲜空气路由到 燃料蒸气存储系统,以在通过待燃烧的进气通道被引入发动机之前从燃料蒸气存储系统释放燃料蒸汽。
    • 38. 发明授权
    • System for controlling air-fuel ratio during intake control device transitions
    • 在进气控制装置过渡期间控制空燃比的系统
    • US06257206B1
    • 2001-07-10
    • US09496540
    • 2000-02-02
    • Jeffrey Allen DoeringGiuseppe D. SuffrediniJon Walter HalversonMark Thomas LinenbergPaul Charles MingoRalph Wayne Cunningham
    • Jeffrey Allen DoeringGiuseppe D. SuffrediniJon Walter HalversonMark Thomas LinenbergPaul Charles MingoRalph Wayne Cunningham
    • F02M5100
    • F02D41/047F02M26/46
    • A method and system for controlling the fuel mass to be delivered to an individual cylinder of an internal combustion engine during engine transients caused by intake control device transitions. The method and system compensates for fuel transport dynamics and the actual fuel injected into the cylinder. A plurality of engine parameters are sensed, including cylinder air charge. An initial base desired fuel mass is determined based on the plurality of engine parameters. An initial transient fuel mass is also determined based on prior injection history which, in turn, is modified based on the transition of the intake control device for that cylinder. A desired injected fuel mass to be delivered to the cylinder is determined based on the initial base desired fuel mass and the initial transient fuel mass. These same calculations are then used to compensate for changes to the base desired fuel mass while the fuel injection is in progress, resulting in an updated desired injected fuel mass. Finally, the injection history for that cylinder is updated to account for the actual desired fuel mass delivered to the cylinder.
    • 一种用于控制在由进气控制装置转换引起的发动机瞬变期间将燃料质量输送到内燃机的单个气缸的方法和系统。 该方法和系统补偿燃料输送动力学和注入气缸的实际燃料。 感测到多个发动机参数,包括气缸空气充注。 基于多个发动机参数确定初始基本所需燃料质量。 初始瞬态燃料质量也是基于先前的喷射历史来确定的,而先前的喷射历程又是基于该气缸的进气控制装置的转变而改变的。 基于初始基本期望燃料质量和初始瞬态燃料质量确定要输送到气缸的期望喷射燃料质量。 然后使用这些相同的计算来补偿在燃料喷射进行期间对基本所需燃料质量的变化,导致更新的所需喷射燃料质量。 最后,更新该气缸的喷射历史,以解释输送到气缸的实际所需燃料质量。