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    • 5. 发明授权
    • Exhaust emission purifying apparatus for engine
    • 发动机排气净化装置
    • US08790219B2
    • 2014-07-29
    • US13162725
    • 2011-06-17
    • Masakazu YanoKiminobu HirataNobuhiko Masaki
    • Masakazu YanoKiminobu HirataNobuhiko Masaki
    • F16H59/74
    • F01N3/208F01N3/105F01N13/009F01N2560/06F01N2610/02F01N2900/08Y02T10/24Y10T477/663
    • In order to maintain a high NOx purification rate of a NOx reduction catalytic converter even in the case in which an NOx emission amount from an engine changes suddenly, in an exhaust emission purifying apparatus for an engine that reduces and purifies NOx in exhaust gas using ammonia generated from an injection-supplied urea aqueous solution, after engine starting, when an exhaust temperature exceeds a predetermined temperature T (step S1), an amount of urea aqueous solution corresponding to an actual engine operating state is injection-supplied (steps S3 to S5). On the other hand, at a change of the transmission speed ratio based on a driver's shift operation, an engine operating state after the change of the transmission speed ratio is predicted (steps S2, S6), and an amount of urea aqueous solution corresponding to the predicted engine operating state is injection-supplied before the change of the transmission speed ratio is completed (steps S7, S8).
    • 即使在来自发动机的NOx排放量突然变化的情况下,为了维持NOx还原催化转化器的高NOx净化率,在使用氨还原和净化废气中的NOx的发动机的排气净化装置中 在发动机起动之后,当排气温度超过规定温度T时(步骤S1),喷射供给对应于实际发动机运转状态的尿素水溶液的量(步骤S3〜S5) )。 另一方面,在基于驾驶员换档操作的变速比的变化中,预测变速比变化后的发动机运转状态(步骤S2,S6),并且对应于 预测的发动机运转状态在传动变速比的变化完成之前被喷射供给(步骤S7,S8)。
    • 6. 发明申请
    • EXHAUST EMISSION PURIFYING APPARATUS FOR ENGINE
    • 发动机排气净化装置
    • US20110239632A1
    • 2011-10-06
    • US13162725
    • 2011-06-17
    • Masakazu YanoKiminobu HirataNobuhiko Masaki
    • Masakazu YanoKiminobu HirataNobuhiko Masaki
    • F01N3/10F01N3/18
    • F01N3/208F01N3/105F01N13/009F01N2560/06F01N2610/02F01N2900/08Y02T10/24Y10T477/663
    • In order to maintain a high NOx purification rate of a NOx reduction catalytic converter even in the case in which an NOx emission amount from an engine changes suddenly, in an exhaust emission purifying apparatus for an engine that reduces and purifies NOx in exhaust gas using ammonia generated from an injection-supplied urea aqueous solution, after engine starting, when an exhaust temperature exceeds a predetermined temperature T (step S1), an amount of urea aqueous solution corresponding to an actual engine operating state is injection-supplied (steps S3 to S5). On the other hand, at a change of the transmission speed ratio based on a driver's shift operation, an engine operating state after the change of the transmission speed ratio is predicted (steps S2, S6), and an amount of urea aqueous solution corresponding to the predicted engine operating state is injection-supplied before the change of the transmission speed ratio is completed (steps S7, S8).
    • 即使在来自发动机的NOx排放量突然变化的情况下,为了维持NOx还原催化转化器的高NOx净化率,在使用氨还原和净化废气中的NOx的发动机的排气净化装置中 在发动机起动之后,当排气温度超过规定温度T时(步骤S1),喷射供给对应于实际发动机运转状态的尿素水溶液的量(步骤S3〜S5) )。 另一方面,在基于驾驶员换档操作的变速比的变化中,预测变速比变化后的发动机运转状态(步骤S2,S6),并且对应于 预测的发动机运转状态在传动变速比的变化完成之前被喷射供给(步骤S7,S8)。
    • 9. 发明授权
    • Method and system for warm or hot high-velocity die forging
    • 温热或高温模锻的方法和系统
    • US5894752A
    • 1999-04-20
    • US931761
    • 1997-09-16
    • Masakazu YanoKatsuhiko OsakiTadatsugu YoshidaYoshio Kasahara
    • Masakazu YanoKatsuhiko OsakiTadatsugu YoshidaYoshio Kasahara
    • B21J5/06B21C23/18B21J13/02B21K1/02B21K1/76B21K21/02B21K21/06
    • B21C23/18B21K1/02B21K1/761B21K21/02
    • An axially symmetric ring work piece is formed by a warm or hot, forward and backward extruding, die forging system. In this system, a die having a rearwardly projecting portion, which projects in the opposite direction to a pressing direction, a heated work piece, and a punch having a forwardly projecting portion, are arranged, in that order, in a container. A withdrawal die is arranged between the container, and the heated work piece, the die and the punch. The die is fixed so that a die velocity V.sub.D is 0, and the punch is moved toward the die while a punch velocity V.sub.P is set to be twice as large as a withdrawal die velocity V.sub.WD and the strokes of slide of the withdrawal die are not less than one-half of a forward-extruded foot length of a product. Thus, the forward and backward simultaneous extrusion can be substantially performed in a single-action type, short-stroke, die forging system. In addition, it is possible to effectively and accurately form a ring part, which has good metal flow and no defects, and which has a stable quality, at higher than 80 strokes per minute.
    • 通过热或热,向前和向后挤压,模锻系统形成轴向对称的环形工件。 在该系统中,在容器中依次配置有具有与按压方向相反的方向突出的向后突出部的模具,加热的工件和具有向前突出部的冲头。 在容器和加热的工件,模具和冲头之间设置有退出模具。 模具被固定,使得模具速度VD为0,并且冲头向模具移动,同时冲头速度VP被设置为退出模具速度VWD的两倍,并且退出模具的滑动行程不是 小于产品前伸式脚长度的一半。 因此,向前和向后同时挤压可以基本上在单作用型,短冲程,模锻系统中进行。 此外,可以有效且准确地形成具有良好的金属流动性和无缺陷的环状部件,并且具有高于每分钟80冲程的质量稳定的环形部件。