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    • 2. 发明专利
    • Fuel-injection control device for internal combustion engine
    • 用于内燃机的燃油喷射控制装置
    • JP2012112329A
    • 2012-06-14
    • JP2010262548
    • 2010-11-25
    • Toyota Motor Corpトヨタ自動車株式会社
    • MORI TOSHIHIRONOGI YOSHIHITO
    • F02D45/00F02D41/14F02D41/38F02D41/40
    • Y02T10/44
    • PROBLEM TO BE SOLVED: To learn an error (waviness error) between a command injection amount and ane actual injection amount caused by pulsation of fuel pressure during multi-stage injection without impairing drivability.SOLUTION: Torque sensitivity data showing a relation between the fuel injection timing and the torque sensitivity are stored in advance. When executing learning of the waviness error, the command injection amount in each stage is determined on the basis of the target air-fuel ratio while the setting of the interval from the pre-stage fuel injection to the post-stage fuel injection is changed in a step-by-step manner. On that occasion, the injection timing in each stage corresponding to the changed setting of the injection interval is determined on the basis of the torque sensitivity data so that the torque becomes constant before and after the change of the injection interval. The fuel injection in each stage is executed according to the determined command injection amount and injection timing, and also, the actual air-fuel ratio at that case is measured by an air-fuel-ratio sensor. The waviness error is learned at each injection interval on the basis of a deviation between the target air-fuel ratio and the actual air-fuel ratio.
    • 要解决的问题:了解在多级喷射期间燃料压力的脉动引起的命令喷射量与实际喷射量之间的误差(波纹误差),而不损害驾驶性能。 解决方案:预先存储显示燃料喷射正时和转矩灵敏度之间的关系的转矩灵敏度数据。 当执行波纹误差的学习时,基于目标空燃比确定每个阶段的指令喷射量,同时将从前级燃料喷射到后级燃料喷射的间隔的设定改变为 一步一步的方式。 在这种情况下,根据转矩灵敏度数据确定与喷射间隔的改变的设定对应的每个阶段中的喷射正时,使得在喷射间隔的改变之前和之后扭矩变得恒定。 根据确定的指令喷射量和喷射正时执行每个阶段的燃料喷射,并且在这种情况下的实际空燃比由空燃比传感器测量。 基于目标空燃比与实际空燃比的偏差,在每个喷射间隔中学习波纹误差。 版权所有(C)2012,JPO&INPIT
    • 3. 发明专利
    • Exhaust emission control system of internal combustion engine
    • 内燃机排气排放控制系统
    • JP2008121495A
    • 2008-05-29
    • JP2006305021
    • 2006-11-10
    • Toyota Motor Corpトヨタ自動車株式会社
    • MORI TOSHIHIRO
    • F01N3/02B01D53/86B01D53/94F01N3/08F01N3/24F01N3/28F01N3/36
    • PROBLEM TO BE SOLVED: To provide a technology capable of estimating a sticking fuel quantity to an exhaust passage and an evaporation quantity of fuel sticking to the exhaust passage, by taking into consideration respective boiling points of a plurality of components mixedly existing in the fuel, and further effectively adding fuel in response to these values, in an exhaust emission control system of an internal combustion engine.
      SOLUTION: When recovering purification capacity of an exhaust emission control catalyst by adding the fuel, the added fuel is classified into at least two groups in response to the height of the boiling points. A new sticking fuel quantity, an evaporation fuel quantity and a sticking fuel quantity of the respective groups are estimated. The next fuel addition is performed before the evaporation fuel quantity of the group lower in the boiling point than the other group, becomes a first predetermined value or less.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过考虑到混合存在于多个部件中的多个部件的各自的沸点,提供能够估计对排气通道的粘着燃料量和粘附到排气通道的燃料的蒸发量的技术 燃料,并且在内燃机的废气排放控制系统中进一步有效地添加响应于这些值的燃料。 解决方案:通过添加燃料来回收废气排放控制催化剂的净化能力时,根据沸点的高度将添加的燃料分成至少两组。 估计各组的新的粘附燃料量,蒸发燃料量和粘附燃料量。 下一个燃料添加在沸点比其他组低的蒸发燃料量之前进行,成为第一预定值或更低。 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Method and apparatus for producing hydrogen
    • 用于生产氢的方法和装置
    • JP2003306313A
    • 2003-10-28
    • JP2002109198
    • 2002-04-11
    • Tomohiro AkiyamaToyota Motor Corpトヨタ自動車株式会社友宏 秋山
    • MORI TOSHIHIROAKIYAMA TOMOHIRO
    • C01B3/56C01B3/24C01B3/34
    • Y02P20/544
    • PROBLEM TO BE SOLVED: To provide a method for producing hydrogen using supercritical water in which a hydrogen gas can be purified with high energy efficiency. SOLUTION: The method for producing hydrogen includes (1) a reforming process for holding a raw material consisting of hydrocarbon compounds and supercritical water and producing a reformed gas consisting of a hydrogen gas and a remaining gas other than the hydrogen gas and (2) a hydrogen gas- purifying process having a hydrogen-absorbing step for causing the hydrogen gas contained in the reformed gas to be absorbed by a hydrogen-absorbing alloy to separate the hydrogen gas from the reformed gas, a hydrogen-desorbing step for desorbing the absorbed hydrogen gas from the hydrogen-absorbing alloy, and a heat-exchange step for exchanging heat with each other between the heat generated from the hydrogen-absorbing alloy in the hydrogen-absorbing step and the heat absorbed by the hydrogen-absorbing alloy in the hydrogen- desorbing step. Since the hydrogen-absorbing alloy absorbs hydrogen at high temperatures, etc., the energy in a supercritical state can be effectively utilized, and the energy efficiency in the whole hydrogen production can be improved. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种使用能够以高能量纯化氢气的超临界水生产氢的方法。 解决方案:氢的制造方法包括(1)用于保持由烃化合物和超临界水组成的原料的重整过程,并且生成由氢气和除了氢气之外的剩余气体组成的重整气体和( 2)氢气净化方法,其具有吸氢步骤,用于使重整气体中所含的氢气被吸氢合金吸收,从而将重整气体中的氢气分离,解吸氢解步骤 来自吸氢合金的吸收氢气和在吸氢步骤中由吸氢合金产生的热量与吸氢合金吸收的热量之间进行热交换的热交换步骤 解氢步骤。 由于吸氢合金在高温下吸收氢气等,能够有效利用超临界状态的能量,能够提高整个氢生产中的能量效率。 版权所有(C)2004,JPO
    • 9. 发明专利
    • PRODUCTION OF GRANULAR DISPERSION METAL BASE COMPOSITE
    • JPH0641656A
    • 1994-02-15
    • JP21630992
    • 1992-07-22
    • TOYOTA MOTOR CORPSUMITOMO LIGHT METAL IND
    • MORI TOSHIHIROSUDO SHUNTAROKIKUCHI AKIOOKUBO YOSHIMASA
    • B22F1/00C22C1/05
    • PURPOSE:To produce a metal base composite with uniformly dispersed hard grains by classifying metal powder into plural classes, mixing the metal powder with the hard grains starting from the small grain diameter class toward the larger diameter class in order and hot-caking, when the herd grains of a small diameter are mixed with the matrix metal powder having a larger diameter. CONSTITUTION:The hard grains B having 10mu or small average grain diameter and the matrix metal powder A having larger average grain diameter than the hard grains, are mixed and hot-caked to produce the grain dispersed metal base composite. Then, the metal powder A is classified into A1, A2...An and at first, the metal powder A1 having the smallest grain diameter (the max. grain diameter is 13 or less times of the hard grains) is mixed with the hard grains B in the dry condition, and with this mixed powder C1, the metal powder A2 having the successively smallest grain diameter is mixed in the dry condition. In such a way, until the metal powder An having the largest grain diameter is mixed with the mixed powder in the dry condition in order, and the mixed powder Cn is hot-caked to a prescribed shape to produce the granular dispersion metal base composite having >=-0.5 or a larger dispersion degree D. By this method, the high performance of the composite having excellent strength and cold forgability is obtd.