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    • 1. 发明专利
    • Aluminum alloy plate for plate fin
    • 铝合金板
    • JP2009161832A
    • 2009-07-23
    • JP2008002268
    • 2008-01-09
    • Denso CorpSumitomo Light Metal Ind Ltd住友軽金属工業株式会社株式会社デンソー
    • TANAKA TOSHIKAZUITO YASUNAGAYAMASHITA NAOKITOKIZANE NAOKIOKINOYA TAKESHITAKEUCHI HIROKAZU
    • C22C21/00B23K35/22B23K35/28
    • PROBLEM TO BE SOLVED: To provide an aluminum alloy plate for plate fin with which a plate fin and a cooling medium piping can be joined by the deformation of the aluminum alloy plate for plate fin itself in the case of forming a heat-exchanger.
      SOLUTION: The aluminum alloy plate 1 for plate fin having 0.05-0.15 mm plate thickness, is used to the plate fin 10 in the heat-exchanger by disposing the cooling medium piping 2 in a through-hole 13 arranged in the plate fin 10 and joining the inner wall of the through-hole 13 and the cooling medium piping, and having two-layer clad structure arranging a brazing filler metal 11 at the one surface side of a core material 12. The brazing filler metal 11 is composed of the aluminum alloy having 7-15 mass% Si and the balance Al with inevitable impurities and 5-20% clad ratio. The core material 14 is composed of the aluminum alloy containing ≤1% Si content and anyone of 1-1.5% Mn and 0.3-0.7% Fe and the balance Al with inevitable impurities and having 50-150 μm crystal grain diameter.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供一种用于板翅片的铝合金板,其中板翅片和冷却介质管道可以通过铝翅片本身的铝合金板板的变形而接合, 交换机。 解决方案:通过将冷却介质配管2设置在布置在板中的通孔13中,将用于板翅片板厚度为0.05-0.15mm的板状铝合金板1用于热交换器中的板状翅片10 翅片10,并且连接通孔13和冷却介质管道的内壁,并且在芯材12的一个表面侧上具有布置钎料11的双层包层结构。钎料11组成 的铝合金,其具有7-15质量%的Si,余量为Al,不可避免的杂质和5-20%的包层比。 芯材14由含有≤1%Si含量的铝合金和1-1.5%Mn和0.3-0.7%Fe中的任何一种以及余量为Al的不可避免的杂质和50-150μm的晶粒直径组成。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Aluminum alloy material superior in machinability, and manufacturing method therefor
    • 铝合金材料机械加工及其制造方法
    • JP2006077298A
    • 2006-03-23
    • JP2004263501
    • 2004-09-10
    • Sumitomo Light Metal Ind Ltd住友軽金属工業株式会社
    • HATTA HIDECHIKATANAKA TOSHIKAZUMATSUDA SHINICHIIEDA NAOKI
    • C22C21/12B21C1/00C22F1/00C22F1/057
    • PROBLEM TO BE SOLVED: To provide an aluminum alloy material which is an Al-Cu base alloy material containing both Sn and Bi, further shows excellent machinability when used particularly as a bar material, a pipe material or a wire rod, and does not cause cracking even in the deep cutting of requiring a severe cutting condition, and to provide a manufacturing method therefor.
      SOLUTION: The Al-Cu-Sn-Bi base alloy material includes 3.5-6.0% Cu, 0.05-1.0% Sn and 0.05-1.5% Bi; and has a yield strength equivalent to 95 to 60% of the yield strength of the alloy material obtained after having passed the steps of solution-treating the alloy at 515°C, water-quenching it, and cold-drawing it at a working rate of 15%, and then subjecting it to aging treatment at 160°C for four hours. The manufacturing method comprises the steps of: solution-treating the alloy, water-quenching it, then cold-drawing it, and subsequently subjecting it to aging treatment at 170 to 240°C for 1 to 15 hours.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一种铝合金材料,它是同时含有Sn和Bi的Al-Cu基合金材料,当特别用作棒材料,管材或线材时,其进一步表现出优异的机械加工性能,以及 即使在需要严酷的切割条件的深切削中也不会引起开裂,并且提供其制造方法。 解决方案:Al-Cu-Sn-Bi基合金材料包括3.5-6.0%的Cu,0.05-1.0%的Sn和0.05-1.5%的Bi; 并且具有相当于在通过在515℃下对合金进行溶液处理的步骤之后获得的合金材料的屈服强度的95至60%的水淬,并以其加工速率冷拉 为15%,然后在160℃下老化处理4小时。 该制造方法包括以下步骤:对合金进行固溶处理,对其进行骤冷,然后冷拉,然后在170〜240℃下老化处理1〜15小时。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • Control device for internal combustion engine
    • 内燃机控制装置
    • JP2008208741A
    • 2008-09-11
    • JP2007044328
    • 2007-02-23
    • Denso Corp株式会社デンソー
    • TANAKA TOSHIKAZU
    • F02D13/02F02D41/10F02D41/12F02D43/00
    • F02D41/0005F02D11/106F02D13/0207F02D2011/102F02D2041/001F02D2041/002F02D2041/1431F02D2041/1433F02D2200/0402F02D2200/0404F02D2200/602Y02T10/42
    • PROBLEM TO BE SOLVED: To prevent deterioration of a combustion state due to response delay of a variable valve timing device during a transient operation.
      SOLUTION: During a transient operation in which an accelerator opening is changed and a torque change request is generated, a load (intake air amount or intake pressure) is estimated based on the accelerator opening. By setting a target valve timing by a map based on the estimated load, the target valve timing is changed earlier than an actual throttle opening that changes later than the accelerator opening. Moreover, by matching a throttle delay time TA from when the accelerator opening is changed until the actual throttle opening is changed, to a valve timing delay time from when the target valve timing is changed until the actual valve timing is changed, an actual load that changes according to the actual throttle opening and the actual valve timing that changes according to the target valve timing are synchronized and changed at substantially the same time.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了防止在瞬态操作期间由于可变气门正时装置的响应延迟引起的燃烧状态的劣化。 解决方案:在加速器开度改变并产生转矩变化请求的瞬时操作期间,基于加速器开度来估计负载(进气量或进气压力)。 通过基于估计的负载将目标气门正时设定为地图,目标气门正时比比加速器开度更新的实际节气门开度更早地改变。 此外,通过将油门开度改变直到实际节气门开度改变的节气门延迟时间TA与从目标气门正时改变直到实际气门正时变化的气门正时延迟时间相匹配,实际负荷 根据实际的节气门开度的变化和根据目标气门正时变化的实际气门正时基本上同时进行同步和改变。 版权所有(C)2008,JPO&INPIT
    • 6. 发明专利
    • Exhaust emission control device for internal combustion engine
    • 用于内燃机的排气排放控制装置
    • JP2003336538A
    • 2003-11-28
    • JP2002143942
    • 2002-05-20
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • TANAKA TOSHIKAZUTANAKA HIROSHI
    • F02D45/00F01N3/20F02D41/04
    • PROBLEM TO BE SOLVED: To improve the catalyst temperature control precision of a system to control a NOx catalyst temperature by controlling an exhaust gas temperature flowing into an NOx catalyst by an exhaust gas temperature regulating device.
      SOLUTION: An estimated catalyst temperature value TMPSM is determined based on an engine driving state, and an estimated exhaust gas temperature value at the position of an exhaust gas temperature sensor 28 (estimated sensor position temperature value) TMPOSM is determined based on the estimated catalyst temperature value TMPSM. An estimated correction quantity value DLTMP is determined based on deviation between the estimated sensor position temperature value TMPOSM and exhaust gas temperature TMPSENS detected by the exhaust gas temperature sensor 28, and the estimated catalyst temperature value TMPSM is corrected using the estimated correction quantity value DLTMP, so that the estimated catalyst temperature value TMPSM is determined with favorable precision. The exhaust gas temperature regulating device 25 is thus controlled in accordance with the estimated catalyst temperature value TMPSM thus determined, thereby the temperature of the NOx catalyst 26 can be controlled with favorable precision within a high NOx purification ratio temperature range.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:通过排气温度调节装置控制流入NOx催化剂的废气温度来提高控制NOx催化剂温度的系统的催化剂温度控制精度。 解决方案:基于发动机驱动状态来确定估计的催化剂温度值TMPSM,并且基于排气温度传感器28的位置(估计传感器位置温度值)TMPOSM的估计排气温度值基于 估计催化剂温度值TMPSM。 基于估计的传感器位置温度值TMPOSM和由废气温度传感器28检测出的废气温度TMPSENS之间的偏差来确定估计校正量值DLTMP,并且使用估计校正量值DLTMP来校正估计的催化剂温度值TMPSM, 从而精确地确定催化剂温度值TMPSM。 因此,根据由此确定的推定催化剂温度值TMPSM来控制废气温度调节装置25,从而可以在高NOx净化比温度范围内以良好的精度控制NOx催化剂26的温度。 版权所有(C)2004,JPO
    • 8. 发明专利
    • Variable valve timing control device of internal combustion engine
    • 内燃机可变阀定时控制装置
    • JP2008057373A
    • 2008-03-13
    • JP2006233284
    • 2006-08-30
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • TANAKA TOSHIKAZUINOUE MASAOMITAKEMURA YUICHIMASHIKI ZENICHIRO
    • F02D13/02F01L1/34F01L1/352
    • F01L1/352F02D41/009F02D2041/1419F02D2041/2051
    • PROBLEM TO BE SOLVED: To prevent a switching element of a motor drive circuit from being damaged due to the lowering of a power voltage in an internal combustion engine in which a valve timing is varied by using a motor as the drive source.
      SOLUTION: An ECU 30 outputs the signal of a target motor speed calculated according to the deviation between a target cam stem phase and an actual cam stem phase to an EDU 31 (motor drive circuit). The EDU 31 so controls, by feedback, the output current (motor current) of the EDU 31 that the deviation between the target motor rotational speed and an actual motor rotational speed can be reduced to control, by feedback, the actual cam stem phase to the target cam stem phase. The ECU 30 limits the varied amount of the target motor rotational speed (corrected amount of rotational speed F/B) output to the EDU 31 to limit the output current of the EDU 31. The ECU 30 also cuts off the output current of the EDU 31 by limiting the varied amount of the target motor rotational speed (corrected amount of rotational speed F/B) output to the EDU 31 when the power voltage of the EDU 31 lowers an operation limiting voltage set higher than a minimum operationally guaranteed voltage to limit the output current of the EDU 31. The ECU 30 also cut off the output current of the EDU 31 when the power voltage lowers the minimum operationally guaranteed voltage.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了防止由于通过使用电动机作为驱动源来改变气门正时的内燃机中的电力电压的降低,马达驱动电路的开关元件被损坏。 解决方案:ECU30将根据目标凸轮杆相位和实际凸轮杆相位之间的偏差计算的目标电动机速度的信号输出到EDU 31(电动机驱动电路)。 EDU 31通过反馈来控制EDU31的输出电流(电动机电流),即可以减小目标电动机转速与实际电动机转速之间的偏差,以通过反馈来控制实际的凸轮轴相位 目标凸轮杆相。 ECU30限制输出到EDU31的目标电动机转速(校正转速量F / B)的变化量,以限制EDU31的输出电流.ECM30还切断EDU的输出电流 31,当EDU31的电源电压降低设定为比最小操作保证电压设定的操作限制电压以限制时,通过限制输出到EDU 31的目标电动机转速(校正转速量F / B)的变化量 EDU31的输出电流。当电源电压降低最小操作保证电压时,ECU30还切断EDU 31的输出电流。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Variable valve timing control device of internal combustion engine
    • 内燃机可变阀定时控制装置
    • JP2008057372A
    • 2008-03-13
    • JP2006233283
    • 2006-08-30
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • TANAKA TOSHIKAZUINOUE MASAOMITAKEMURA YUICHIMASHIKI ZENICHIRO
    • F02D13/02F01L1/34
    • F01L1/352F02D41/221Y02T10/40
    • PROBLEM TO BE SOLVED: To prevent the degradation of the durability and the damage of a motor due to overheating and detect abnormality earlier in an internal combustion engine in which a valve timing is varied by using the motor as the drive source. SOLUTION: An ECU 30 estimates a motor current (drive current for a motor 26) according to a target motor rotational speed, an actual motor rotational speed, and an engine rotational speed. When the estimated motor current exceeds a set value corresponding to a heating limit current value, the varied amount of the target motor rotational speed (corrected amount of rotational speed F/B) output from the ECU 30 to an EDU 31 is limited to limit the motor current controlled for duty by the EDU 31 for suppressing the heating of the motor 26. The variable valve timing device 18 is determined for presence or absence of abnormality according to the deviation between a target cam stem phase and an actual cam stem phase considering that the response of a variable valve timing control is delayed by limiting a motor current when the variable valve timing device 18 is diagnosed for abnormality while a motor current limiting treatment is performed. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了防止由于过热而导致的耐久性劣化和电动机的损坏,并且通过使用电动机作为驱动源来改变气门正时的内燃机的早期检测异常。 解决方案:ECU30根据目标电动机转速,实际电动机转速和发动机转速来估计电动机电流(电动机26的驱动电流)。 当估计的电动机电流超过对应于加热极限电流值的设定值时,将从ECU30输出到EDU31的目标电动机转速(校正转速量F / B)的变化量限制为限制 由EDU 31控制的电动机电流用于抑制电动机26的加热。根据目标凸轮杆相位和实际凸轮杆相位之间的偏差,可变气门正时装置18被确定为存在或不存在异常,考虑到 当执行电动机电流限制处理时,当可变气门正时装置18被诊断为异常时,通过限制电动机电流来延迟可变气门正时控制的响应。 版权所有(C)2008,JPO&INPIT