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    • 3. 发明授权
    • Process and apparatus for controlling the performance of a Homogeneous Charge Compression Ignition (HCCI) engine
    • 用于控制均质充气压缩点火(HCCI)发动机性能的方法和装置
    • US07213567B2
    • 2007-05-08
    • US10537078
    • 2003-12-03
    • Roger Francis Cracknell
    • Roger Francis Cracknell
    • F02B47/00
    • C10G2/32C10G2300/305C10G2300/307F02B1/12F02D41/0025Y02T10/128
    • A process for controlling the performance of a homogeneous charge compression (HCCI) engine in a vehicle having a hydrocarbon fuel reservoir which process is provided. The octane or cetane number of hydrocarbon fuel being supplied to the HCCI engine is adjusted by: (a) converting a portion of hydrocarbon fuel from the hydrocarbon fuel reservoir to synthesis gas; (b) converting synthesis gas produced in step (a) to a mixture of hydrocarbons having an octane number less than or a cetane number higher than that of the hydrocarbon fuel of the hydrocarbon fuel reservoir using a Fischer Tropsch process; (c) delivering (i) a portion of hydrocarbon fuel from the hydrocarbon fuel reservoir and (ii) a portion of the mixture of hydrocarbons produced in step (b) to the HCCI engine; and (d) varying the amounts of (i) and (ii) in step (c) in order to adjust the octane or cetane number of the hydrocarbon fuel being supplied to the HCCI engine. Apparatus suitable for carrying out this process is also disclosed.
    • 一种用于控制在具有提供该方法的烃燃料储存器的车辆中的均质充气压缩(HCCI)发动机的性能的方法。 供应给HCCI发动机的烃燃料的辛烷值或十六烷值可以通过以下方式来调节:(a)将来自烃燃料储存器的烃燃料的一部分转化为合成气; (b)使用费 - 托法将在步骤(a)中产生的合成气转化成烃类辛烷值小于或高于烃燃料储存器的十六烷值的烃的混合物; (c)将来自烃燃料储存器的一部分烃燃料和(ii)步骤(b)中生产的烃的混合物的一部分输送到HCCI发动机; 和(d)改变步骤(c)中的(i)和(ii)的量,以便调节供应给HCCI发动机的烃燃料的辛烷值或十六烷值。 还公开了适用于进行该方法的装置。
    • 4. 发明申请
    • FUEL FORMULATIONS
    • 燃油配方
    • US20110271926A1
    • 2011-11-10
    • US13104403
    • 2011-05-10
    • Roger Francis CRACKNELLTrevor James DAVIESGautam Tavanappa KALGHATGI
    • Roger Francis CRACKNELLTrevor James DAVIESGautam Tavanappa KALGHATGI
    • F02M99/00C10L1/10
    • C10L1/06
    • Gasoline fuel formulation having a laminar burning velocity SL which is equal to or below that of isooctane at a pressure of 1 bar, a temperature of 300 K and stoichiometric air/fuel mixture strength. The formulation can be used to reduce pre-ignition in a turbocharged spark ignition engine, in particular when operating with an inlet pressure above 1.5 bar absolute. The formulation can thus also be used to reduce engine damage. The invention also provides a method of preparing a gasoline fuel, by mixing gasoline fuel components to achieve a laminar burning velocity SL for the resultant mixture which is equal to or below that of isooctane at a pressure of 1 bar, a temperature of 300 K and stoichiometric air/fuel mixture strength. It further provides a method for selecting a gasoline fuel for use in a turbocharged spark ignition engine, based on its laminar burning velocity SL.
    • 汽油燃料配方具有等于或低于异辛烷的层压燃烧速度SL,压力为1巴,温度为300K,化学计量空气/燃料混合物强度。 该配方可用于减少涡轮增压火花点火发动机中的预点火,特别是当进口压力高于1.5巴绝对值时进行操作。 因此,该配方也可用于减少发动机损坏。 本发明还提供一种制备汽油燃料的方法,通过混合汽油燃料组分以达到所得混合物的层流燃烧速度SL等于或低于异辛烷的压力为1巴,温度为300K, 化学计量空气/燃料混合物强度。 它还提供了一种基于其层流燃烧速度SL来选择用于涡轮增压火花点火发动机的汽油燃料的方法。
    • 7. 发明授权
    • Fuel formulations
    • 燃料配方
    • US08790422B2
    • 2014-07-29
    • US13104403
    • 2011-05-10
    • Roger Francis CracknellTrevor James DaviesGautam Tavanappa Kalghatgi
    • Roger Francis CracknellTrevor James DaviesGautam Tavanappa Kalghatgi
    • C10L1/10
    • C10L1/06
    • Gasoline fuel formulation having a laminar burning velocity SL which is equal to or below that of isooctane at a pressure of 1 bar, a temperature of 300 K and stoichiometric air/fuel mixture strength. The formulation can be used to reduce pre-ignition in a turbocharged spark ignition engine, in particular when operating with an inlet pressure above 1.5 bar absolute. The formulation can thus also be used to reduce engine damage. The invention also provides a method of preparing a gasoline fuel, by mixing gasoline fuel components to achieve a laminar burning velocity SL for the resultant mixture which is equal to or below that of isooctane at a pressure of 1 bar, a temperature of 300 K and stoichiometric air/fuel mixture strength. It further provides a method for selecting a gasoline fuel for use in a turbocharged spark ignition engine, based on its laminar burning velocity SL.
    • 汽油燃料配方具有等于或低于异辛烷的层压燃烧速度SL,压力为1巴,温度为300K,化学计量空气/燃料混合物强度。 该配方可用于减少涡轮增压火花点火发动机中的预点火,特别是当进口压力高于1.5巴绝对值时进行操作。 因此,该配方也可用于减少发动机损坏。 本发明还提供一种制备汽油燃料的方法,通过混合汽油燃料组分以达到所得混合物的层流燃烧速度SL等于或低于异辛烷的压力为1巴,温度为300K, 化学计量空气/燃料混合物强度。 它还提供了一种基于其层流燃烧速度SL来选择用于涡轮增压火花点火发动机的汽油燃料的方法。
    • 10. 发明授权
    • Gasoline composition
    • 汽油组成
    • US07597724B2
    • 2009-10-06
    • US10870361
    • 2004-06-17
    • Roger Francis Cracknell
    • Roger Francis Cracknell
    • C10L1/10C10L1/18
    • C10L1/023C10L1/06
    • A gasoline composition is provided containing a hydrocarbon base fuel containing 5 to 20% v olefins, not greater than 5% v olefins of at least 10 carbon atoms, not greater than 5% v aromatics of at least 10 carbon atoms, initial boiling point in the range 24 to 45° C., T10 in the range 38 to 60° C., T50 in the range 77 to 110° C., T90 in the range 130 to 190° C. and final boiling point not greater than 220° C. A method of operating an automobile using such gasoline composition as fuel is provided. Use of such gasoline composition as fuel provides improved stability of engine lubricant with reduced frequency of engine oil changes.
    • 提供一种汽油组合物,其含有含有5至20%v烯烃,不超过5%v至少10个碳原子的烯烃,不超过5%v至少10个碳原子的芳烃的烃基燃料,初始沸点 范围为24至45℃,T10为38至60℃,T50为77至110℃,T90为130至190℃,最终沸点不超过220度 C.提供了使用这种汽油组合物作为燃料来操作汽车的方法。 使用这种汽油组合物作为燃料提供发动机润滑剂的改进的稳定性,发动机油变化频率降低。