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    • 1. 发明专利
    • Nox cleaning device for internal combustion engine
    • 用于内燃机的NOX清洁装置
    • JP2011094572A
    • 2011-05-12
    • JP2009251132
    • 2009-10-30
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • MIHASHI MASATODOMEKI REIKO
    • F01N3/08B01D53/94F01N3/28
    • Y02T10/24
    • PROBLEM TO BE SOLVED: To provide a device highly accurately calculating an SCR catalyst temperature and appropriately controlling input and input timing of a reducing agent, to secure denitrification rate efficiency, reduce slip of NH3, and reduce an operation cost of a diesel engine along with saving of urea aqueous solution. SOLUTION: The NOx cleaning device for an internal combustion engine is disposed to an exhaust pipe 2 of the engine 1, calculates an internal temperature of the SCR catalyst 11 from exhaust gas temperatures of an inlet and an outlet of the SCR catalyst 11, and estimates an amount of adsorption of the reducing agent to the SCR catalyst based on the internal temperature of the SCR catalyst 11. Therefore, a reducing agent amount to be sprayed in exhaust gas is highly accurately calculated to spray the reducing agent into the exhaust gas by a urea aqueous solution spray device 6 and thereby to reduce slip quantities of the NH3 and NOx. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供高精度地计算SCR催化剂温度并适当地控制还原剂的输入和输入定时的装置,以确保反硝化速率效率,减少NH 3的滑动,并降低柴油的运行成本 发动机同时节省尿素水溶液。 解决方案:内燃机的NOx净化装置设置在发动机1的排气管2上,从SCR催化剂11的入口和出口的排气温度算出SCR催化剂11的内部温度 ,并且基于SCR催化剂11的内部温度来估计还原剂对SCR催化剂的吸附量。因此,高精度地计算要排放的废气中的还原剂量,以将还原剂喷射到排气中 通过尿素水溶液喷雾装置6的气体,从而减少NH 3和NO x的打滑量。 版权所有(C)2011,JPO&INPIT
    • 2. 发明专利
    • Air refrigerant type refrigerator
    • 空气冷冻式制冷机
    • JP2006234312A
    • 2006-09-07
    • JP2005051191
    • 2005-02-25
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TSURUGA SHIGENORIMORII SHIGEKIIMAMURA KENJIMIHASHI MASATOOKUDA SEIICHI
    • F25B9/00
    • PROBLEM TO BE SOLVED: To provide an air refrigerant type refrigerator suitable for continuous operation for a long period.
      SOLUTION: A cyclone type dust collector is interposed in a circulation route for the air refrigerant of the air refrigerant type refrigerator. Means for promoting the solidification of moisture content in an air refrigerant are installed on the front stage of the cyclone. These means include a humidifier, a fine particle sprayer, or a bar-like member installed in a pipe. Accordingly, the moisture content is solidified and grown to ice particles of a grain size suitable for collecting them by the cyclone. The ice particles are collected by the cyclone and dry air is supplied to the refrigerator. In this refrigerator, since the supply of cooling air is not stopped for defrosting, dry cooling air is continuously supplied to the refrigerator over a long period.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供适合长时间连续操作的空气制冷剂型冰箱。 解决方案:旋风式集尘器插入空气制冷剂型冰箱的空气制冷剂的循环路径中。 用于促进空气制冷剂中的水分含量固化的方法安装在旋风分离器的前级。 这些装置包括加湿器,细颗粒喷雾器或安装在管中的条形部件。 因此,水分含量被固化并生长成适合于通过旋流器收集它们的粒度的冰颗粒。 冰颗粒由旋风分离器收集,干燥的空气被供应到冰箱。 在该冰箱中,由于冷冻空气的供给不停止除霜,干燥的冷却空气被长时间连续供给到冰箱。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Low temperature heat storage cooling device
    • 低温热存储冷却装置
    • JP2005201510A
    • 2005-07-28
    • JP2004007527
    • 2004-01-15
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • OKUDA SEIICHIANDO KEIICHIONO HIDETAKAMIHASHI MASATO
    • F25D16/00F25D21/06
    • PROBLEM TO BE SOLVED: To provide a low temperature heat storage cooling device hardly doing damage such as freeze drying to stored objects in a cooling chamber of a cold storage or the like and reducing a cooling cost.
      SOLUTION: This low temperature heat storage cooling device comprises a cold storage unit 13 storing a cold storage agent 15 and a heat exchanger 16 in a cold storage tank 14 and provided at an upper part in the cold storage 11; a cooling device 31 provided outside the cold storage; and a refrigerant circulating passage 30. Or the low temperature heat storage cooling device is constituted to circulate the cold storage agent between a second heat exchanger provided at the upper part in the cold storage, and a cold storage unit provided outside the cold storage. Heat storage operation is performed only in a night time zone in which a power rate is discounted, and cooling is performed with a cold heat storage quantity except the night time zone. Selector valves 25-28 are provided for changing over to refrigerant circulation by refrigerant blowoff piping 23, gas suction piping 24 and the refrigerant circulating passage, and to refrigerant blowoff and air suction by refrigerant blowoff piping and gas suction piping. Further, a defroster 56 is provided outside the cold storage.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种低温蓄热冷却装置,其对冷库等的冷却室中的储存物体几乎不进行冷冻干燥等的损害,并降低冷却成本。 解决方案:该低温蓄热冷却装置包括冷藏单元13,冷藏单元13将冷藏剂15和热交换器16储存在冷藏箱14中并设置在冷藏室11的上部; 设置在冷藏室外的冷却装置31; 或制冷剂循环通道30.或者,低温蓄热冷却装置构成为将冷藏剂循环到设在冷藏库的上部的第二热交换器与设在冷藏库外部的冷藏单元之间。 蓄热运转仅在电力利率降低的夜间区域进行,除了夜间时段以外的冷蓄热量进行冷却。 设有选择阀25-28,用于通过制冷剂吹出管路23,吸气管路24和制冷剂循环通道切换到制冷剂循环,并且通过制冷剂吹送管道和气体吸入管道进行制冷剂吹送和空气吸入。 此外,除霜器56设置在冷藏库的外部。 版权所有(C)2005,JPO&NCIPI
    • 5. 发明专利
    • GATE OPENING/CLOSING APPARATUS
    • JP2003268750A
    • 2003-09-25
    • JP2002074401
    • 2002-03-18
    • MITSUBISHI HEAVY IND LTD
    • MIHASHI MASATOHIRANO HARUHIKOKANODA YUKINORI
    • E02B7/20F15B9/08
    • PROBLEM TO BE SOLVED: To provide a gate opening/closing apparatus capable of dissolving defectiveness of having only the fixed lifting speed in a previously proposed device which opens/closes by a hydraulic cylinder instead of opening/closing a gate by an ordinary motor, regarding a high lift type gate opening/closing device. SOLUTION: In this gate opening/closing apparatus, wherein a servo valve 11 for changing a passage to a hydraulic cylinder supply port to rotate a drum is made mechanical, a changeover cam is a three-dimensional eccentric cam tapered in an axial direction, and a contact point with a spool 16 is axially changed to change the spool moving quantity to thereby change the supply flow optionally. Differential pressure across a flow control valve including the servo valve 11 is optionally changed by a pressure compensating valve to change the flow characteristic of the flow control valve to thereby regulate the supply flow optionally. The rotating speed of the drum can thereby be made optional by changing the flow of an operating fluid, and the gate can be lifted at a speed corresponding to the opening/closing condition. As a result, the gate opening/closing time can be shortened, and a high speed collision is avoided to reduce the damage of the apparatus. COPYRIGHT: (C)2003,JPO
    • 6. 发明专利
    • Fuel injection device for internal combustion engine
    • 用于内燃机的燃油喷射装置
    • JP2003003929A
    • 2003-01-08
    • JP2001192781
    • 2001-06-26
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • IDA TOKUAKIMIHASHI MASATOITO KUNINORI
    • F02M61/10F02D41/20F02M47/00F02M51/06
    • PROBLEM TO BE SOLVED: To provide an accumulating fuel injection device for an internal combustion engine capable of holding fuel injection to achieve a higher output of the engine, lower fuel consumption and a less exhaust amount of NOx or black smoke and of improving the durability of a fuel injection valve by permitting the control of reducing the moving speed of a needle valve right before closing the needle valve for the fuel injection valve to prevent the malfunction of fuel injection following the impulsive seating of the needle valve and the wear of a seated portion of the needle valve.
      SOLUTION: The accumulator fuel injection device for the internal combustion engine comprises a pilot valve for controlling the displacement of the needle valve in accordance with a difference between operating oil pressure in a pilot oil chamber and fuel pressure in a needle valve chamber, pilot valve driving means for allowing the displacement thereof, and a pilot valve driving control device for outputting operation signals to the pilot valve driving means and controlling the pilot valve driving means to make the moving speed of the needle valve in the closing direction into a displacement mode for reducing the speed for a certain period before closing the needle valve.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:为了提供能够保持燃料喷射以实现发动机的更高输出,更低的燃料消耗和更少的NOx或黑烟排放量的内燃机的累积燃料喷射装置,并且提高耐久性 燃料喷射阀,其允许在关闭用于燃料喷射阀的针阀之前控制减小针阀的移动速度,以防止在针阀的冲击座位之后的燃料喷射的故障和就座部分的磨损 的针阀。 解决方案:用于内燃机的蓄能器燃料喷射装置包括用于根据先导油室中的工作油压与针阀室中的燃料压力之间的差异来控制针阀的位移的先导阀,先导阀驱动 用于允许其移动的装置,以及用于向先导阀驱动装置输出操作信号的先导阀驱动控制装置,并且控制先导阀驱动装置使针阀在关闭方向上的移动速度变为用于减小的位移模式 关闭针阀前一段时间的速度。
    • 7. 发明专利
    • Fuel injection device for internal combustion engine
    • 用于内燃机的燃油喷射装置
    • JP2003003924A
    • 2003-01-08
    • JP2001185605
    • 2001-06-19
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • IDA TOKUAKIMIHASHI MASATOITO KUNINORI
    • F02M47/00F02M47/02F02M53/00F02M55/02
    • PROBLEM TO BE SOLVED: To provide an accumulator fuel injection device for an internal combustion engine capable of highly precise fuel injection control to achieve higher output of the engine, lower fuel consumption and a less exhaust amount of NOx or black smoke by permitting the control of a needle valve moving speed for the fuel injection valve for fine control of a fuel injection mode and improved responsiveness and preventing the malfunction of fuel injection following the impulsive seating of a needle valve.
      SOLUTION: The accumulator fuel injection device for the internal combustion engine comprises a pilot valve for controlling the displacement of the needle valve in accordance with a difference between operating oil pressure in a pilot oil chamber and fuel pressure in a needle valve chamber, a magnetostrictive actuator for allowing the displacement thereof with the magneto striction of a magnetostrictive material arranged in a magnetic field, and a means for controlling the magnetostrictive actuator so that the pilot valve slightly opens an operating oil outlet during closing the needle valve when a seat portion of the needle valve is seated on a valve seat, wherein the magnetostrictive actuator is cooled with an operating oil.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供一种用于内燃机的蓄能器燃料喷射装置,其能够进行高精度的燃料喷射控制,以实现发动机的更高的输出,更低的燃料消耗和更少的NOx或黑烟的排放量,通过允许控制 用于燃料喷射阀的针阀移动速度,用于精确控制燃料喷射模式和改进的响应性,并防止在针阀的脉冲座位之后的燃料喷射的故障。 解决方案:用于内燃机的蓄能器燃料喷射装置包括用于根据先导油室中的工作油压与针阀室中的燃料压力之间的差异来控制针阀的位移的先导阀,磁致伸缩致动器 用于允许其以磁场中布置的磁致伸缩材料的磁致伸缩的位移,以及用于控制磁致伸缩致动器的装置,使得当关针时,先导阀在关闭针阀期间略微打开工作油出口 阀位于阀座上,其中磁致伸缩致动器用工作油冷却。
    • 8. 发明专利
    • Pm emission amount estimation device for diesel engine
    • 柴油发动机的PM排放量估算装置
    • JP2011058487A
    • 2011-03-24
    • JP2010030025
    • 2010-02-15
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • IGAWA YOSHIKATSUMIHASHI MASATOIDE KAZUNARI
    • F01N3/02
    • F01N9/002F01N3/021F01N2900/1606F02D41/1456F02D41/1467F02D2200/0812Y02T10/20Y02T10/47
    • PROBLEM TO BE SOLVED: To precisely estimate a PM emission amount and an accumulation amount in all operation states including a transition state and a steady state by increasing the correcting precision of a base value of the PM emission amount obtained from a PM emission amount map, particularly by precisely calculating the PM emission amount in the transition state. SOLUTION: The PM emission amount estimation device for a diesel engine with a DPF arranged for collecting PM discharged from an exhaust passage includes: a base PM emission amount map 3 for calculating a base emission amount of the PM in accordance with the operation state of the engine; a PM emission amount correction map 5 for calculating a correction coefficient for correcting the base PM emission amount calculated using the base PM emission amount map 3 in accordance with the transition state; a transition state determination means 7 for determining the transition state from a change in an excess air ratio of the engine; and a PM emission amount calculation means 9 for correcting the base PM emission amount using the correction coefficient from the PM emission amount correction map 5 only when the transition state is determined by the transition state determination means 7 and for outputting the base PM emission amount directly in the case of the steady state. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过增加从PM发射获得的PM发射量的基值的校正精度来精确估计包括过渡状态和稳态的所有操作状态中的PM发射量和累积量 量图,特别是通过精确计算过渡状态下的PM排放量。 解决方案:具有用于收集从排气通道排出的PM的DPF的柴油发动机的PM排放量估计装置包括:基础PM排放量图3,用于根据操作计算PM的基础排放量 发动机状态; PM发射量校正图5,用于根据过渡状态计算用于校正使用基础PM发射量图3计算的基础PM发射量的校正系数; 过渡状态确定装置7,用于根据发动机的过量空气比的变化确定过渡状态; 以及PM发光量计算装置9,用于仅在过渡状态判定装置7确定过渡状态并直接输出基本PM排放量时,使用来自PM发射量校正图5的校正系数校正基准PM发射量 在稳态的情况下。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Low temperature heat storage cooling device
    • 低温热存储冷却装置
    • JP2005201487A
    • 2005-07-28
    • JP2004006289
    • 2004-01-14
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • OKUDA SEIICHIANDO KEIICHIONO HIDETAKAMIHASHI MASATO
    • F25D16/00F25B1/00F25D11/00
    • PROBLEM TO BE SOLVED: To provide a low temperature heat storage cooling device high in the cold heat storage quantity with little loss of the cold heat storage quantity in a cold storage tank and having sufficient cooling capacity to cope with cooling below -30°C, for instance.
      SOLUTION: This low temperature heat storage cooling device comprises a cold storage unit 4 formed by storing a cold storage agent 6, a heat exchanger 7 and a heat exchanger 8 in the cold storage tank 5 and installed to cover the whole or a part of the upper face 3 of a cold storage 1, an air refrigerant type refrigerating apparatus 21, a refrigerant circulating passage 30, and a gas circulating passage 11. Heat storage operation is performed only in a night time zone in which a power rate is discounted, and cooling is performed with the cold heat storage quantity except the night time zone. Selector valves 35-38 are provided for changing over to refrigerant circulation by refrigerant blowoff piping 33, gas suction piping 34 and the refrigerant circulating passage 30 and to refrigerant blowoff and air suction by the refrigerant blowoff piping 33 and the gas suction piping 34. Further, a defroster 41 is provided outside the cold storage 1.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种在冷藏储存量较高的低温蓄热冷却装置,在冷藏箱中冷藏量的损失小,具有足够的冷却能力以应对低于-30℃的冷却 ℃。 解决方案:该低温蓄热冷却装置包括冷藏单元4,该冷藏单元4通过将冷藏剂6,热交换器7和热交换器8储存在冷藏箱5中并安装以覆盖整个或一个 冷藏库1的上表面3的一部分,空气制冷剂型制冷装置21,制冷剂循环通路30以及气体循环通路11.仅在电力利用率为 折扣,并且除了夜间时段之外的冷储存量进行冷却。 选择阀35-38用于通过制冷剂排气管33,吸气管道34和制冷剂循环通道30切换到制冷剂循环,并且通过制冷剂吹送管道33和吸气管道34进行制冷剂吹送和空气吸入。进一步 在冷库1的外部设有除霜器41。版权所有(C)2005,JPO&NCIPI