System for assisting in the regeneration of motor vehicle depollution means integrated in an exhaust line of a vehicle diesel engine
    1.
    发明授权
    System for assisting in the regeneration of motor vehicle depollution means integrated in an exhaust line of a vehicle diesel engine 失效
    用于协助车辆柴油发动机的排气管路中的汽车污染减少装置再生的系统

    公开(公告)号:US07634907B2

    公开(公告)日:2009-12-22

    申请号:US10595635

    申请日:2004-10-05

    Abstract: System in which the depollution device is associated with an oxidation catalyst, and the engine is associated with a common rail for feeding it with fuel and adapted to implement a regeneration strategy using at least one post-injection of fuel into the cylinders. In the system, a request for regeneration (req.RG) can be detected, whether the engine is in a stage of idling can be detected, a temperature downstream from the catalyst can be acquired, a maximum duration for post-injection application during the stage of idling can be determined on the basis of said temperature, and the post-injection can be progressively reduced as soon as the duration of use has reached the maximum duration.

    Abstract translation: 其中污染污染设备与氧化催化剂相关联的系统,并且发动机与公共轨道相关联,用于向燃料供给燃料,并且适用于使用燃料至少一次后喷射到气缸中来实现再生策略。 在该系统中,可以检测到再生请求(req.RG),无论发动机处于怠速阶段,都可以检测到催化剂下游的温度,可以获得催化剂后期的最大持续时间 可以基于所述温度来确定怠速阶段,并且一旦使用持续时间达到最大持续时间,则后喷射可以逐渐减小。

    System For Assisting Regeneration Of Pollution Management Means For Motor Vehicle Engine
    2.
    发明申请
    System For Assisting Regeneration Of Pollution Management Means For Motor Vehicle Engine 失效
    协助汽车发动机污染管理手段再生系统

    公开(公告)号:US20080196394A1

    公开(公告)日:2008-08-21

    申请号:US11571252

    申请日:2005-06-20

    Abstract: The invention concerns a system for assisting regeneration of pollution management means (1) integrated in an exhaust line (3) of a diesel engine (4), wherein the engine (4) is associated with common ramp means (7, 8) injecting fuel into the cylinders thereof, based on at least one post-injection and adapted to implement, in isocouple, through modification of engine operation control parameters, at least two regeneration strategies called level 1 and level 2 strategies and a second regeneration strategy including level 1 strategies and a sequence alternating the level 2 and over-calibrated level 2 strategies, enabling different thermal levels to be achieved in the exhaust line. The invention is characterized in that it comprises means (8) for analyzing the loading state of the pollution management means and means (8) for comparing same to threshold values, to implement the first regeneration strategy for states with load lower than the threshold values or the second regeneration strategy for states with load higher than the threshold values.

    Abstract translation: 本发明涉及一种用于辅助再生整合在柴油发动机(4)的排气管线(3)中的污染管理装置(1)的系统,其中发动机(4)与喷射燃料的公共斜坡装置(7,8)相关联 基于至少一个后注射并适于通过改变发动机操作控制参数来实现等离子体,至少两个称为1级和2级策略的再生策略和包括1级策略的第二再生策略 以及交替水平2和过度校准的水平2策略的顺序,使得能够在排气管线中实现不同的热水平。 本发明的特征在于它包括用于分析污染管理装置的装载状态的装置(8)和用于将其与阈值进行比较的装置(8),以实施负载低于阈值的状态的第一再生策略,或 负载高于阈值的状态的第二种再生策略。

    System for Assisting in the Regeneration of Motor Vehicle Depollution Means
    3.
    发明申请
    System for Assisting in the Regeneration of Motor Vehicle Depollution Means 失效
    协助汽车污染物再生的系统

    公开(公告)号:US20080190098A1

    公开(公告)日:2008-08-14

    申请号:US10595634

    申请日:2004-10-12

    Abstract: This system in which the engine (4) is associated with feed means (7) adapted to implement regeneration strategies (10, 11) at a first level and at a second level depending on different engine operation control parameters in order to obtain different temperature levels in the exhaust line is characterized in that it includes acquisition means (9) for acquiring the exothermic temperature level of the catalyst-forming means (2), comparator means (8) for comparing said exothermic temperature level with a threshold value so that in the event of the threshold being exceeded while the second level strategy (10) is being applied, the feed means (7) are controlled in such a manner as to regulate one of the engine operation control parameters in order to reduce the exothermic temperature level, and if this temperature level does not drop back below the threshold value at the end of a first time period, the feed means (7) are controlled to switch over to the first level strategy (11), and if this exothermic temperature level still does not drop below the threshold value at the end of a second time period, to stop the regeneration strategy.

    Abstract translation: 该系统,其中发动机(4)与馈送装置(7)相关联,所述进给装置适于根据不同的发动机操作控制参数在第一水平和第二水平执行再生策略(10,11),以获得不同的温度水平 在排气管路中,其特征在于包括用于获取催化剂形成装置(2)的放热温度水平的获取装置(9),用于将所述放热温度水平与阈值进行比较的比较装置(8),使得在 在施加第二级策略(10)时超过阈值的事件,进给装置(7)以这样的方式被控制,以便调节发动机操作控制参数之一以便降低放热温度水平,以及 如果在第一时间段结束时该温度水平没有下降到阈值以下,则进给装置(7)被控制以切换到第一级策略 y(11),并且如果该放热温度水平在第二时间段结束时仍然不低于阈值,则停止再生策略。

    System for Assisting the Regeneration of Depollution Means for a Motor Vehicle Engine
    4.
    发明申请
    System for Assisting the Regeneration of Depollution Means for a Motor Vehicle Engine 有权
    用于协助汽车发动机污染物再分配的系统

    公开(公告)号:US20080066445A1

    公开(公告)日:2008-03-20

    申请号:US11571258

    申请日:2005-06-21

    Abstract: The inventive system for assisting in the regeneration of depollution means (1) which is integrated in the exhaust means (3) of a diesel engine (4), wherein the engine (4) is associated with a common rail supplying means (7, 8) for injecting fuel into cylinders thereof using at least one post-injection and for carrying out at least two regeneration strategies by isotorque modifying the parameters of the engine operation control, wherein the first regeneration strategy comprises a first level strategy and a second level strategy and the second regeneration strategy comprising the first level strategies and a sequence alternating the second and second over-calibrated level strategies, thereby making it possible to obtain different thermal levels in the line. The inventive system is characterised in that it comprises means (8) for determining the frequency of regenerations of the depollution means and means (8) for comparing said frequency with the threshold values in order to carry out the first regeneration strategy for the frequencies lower than said threshold values or the second strategy for the frequencies greater than the threshold values.

    Abstract translation: 本发明的用于辅助再生污染装置(1)的系统,该装置集成在柴油发动机(4)的排气装置(3)中,其中发动机(4)与共轨供应装置(7,8 ),用于使用至少一个后喷射将燃料喷射到气缸中,并且通过等速调节发动机操作控制的参数来执行至少两个再生策略,其中所述第一再生策略包括第一水平策略和第二水平策略,以及 第二再生策略包括第一级策略和序列交替的第二和第二过度校准的水平策略,从而使得可以在该线中获得不同的热水平。 本发明的系统的特征在于它包括用于确定分解装置的再生频率的装置(8)和用于将所述频率与阈值进行比较的装置(8),以便对低于该频率的频率执行第一再生策略 所述阈值或大于阈值的频率的第二策略。

    System for assisting the regeneration of depollution means integrated in an exhaust line of a diesel-engined vehicle
    5.
    发明授权
    System for assisting the regeneration of depollution means integrated in an exhaust line of a diesel-engined vehicle 有权
    用于辅助再生污染装置的系统,其集成在柴油发动机车辆的排气管线中

    公开(公告)号:US07340885B2

    公开(公告)日:2008-03-11

    申请号:US10595630

    申请日:2004-10-13

    Abstract: This system in which the depollution means (1) are associated with oxidation catalyst-forming means (2), and the engine (4) is associated with common manifold means (7) for feeding fuel and adapted to implement a regeneration strategy using at least one post-injection of fuel into the cylinders, is characterized in that it includes means (8) for detecting a regeneration request (req.RG)), means (9) for detecting when the engine is idling, means (11) for acquiring the temperature downstream from the catalyst-forming means, means (8) for determining, on the basis of said temperature, a maximum quantity of fuel to be injected when post-injections take place while the engine is idling on the basis of said temperature, and means (7, 8) for progressively reducing post-injection as soon as the quantity of fuel injected has reached the maximum quantity.

    Abstract translation: 该污染污染装置(1)与氧化催化剂形成装置(2)相关联的系统,发动机(4)与用于供给燃料的共同歧管装置(7)相连,适用于至少使用至少 一种燃料喷射到气缸中的特征在于,其包括用于检测再生请求(req.RG)的装置(8)),用于检测发动机何时空转的装置(9),用于获取 催化剂形成装置下游的温度,用于基于所述温度确定在发动机基于所述温度空转时进行后喷射时喷射的最大燃料量的装置(8) 以及一旦喷射的燃料量达到最大量就逐渐减少后喷射的装置(7,8)。

    System for assisting in the regeneration of motor vehicle depollution means integrated in an exhaust line of a vehicle diesel engine
    6.
    发明申请
    System for assisting in the regeneration of motor vehicle depollution means integrated in an exhaust line of a vehicle diesel engine 失效
    用于协助车辆柴油发动机的排气管路中的汽车污染减少装置再生的系统

    公开(公告)号:US20070130917A1

    公开(公告)日:2007-06-14

    申请号:US10595635

    申请日:2004-10-05

    Abstract: This system in which the depollution means (1) are associated with oxidation catalyst-formed means (2), and the engine (4) is associated with common rail means (7) for feeding it with fuel and adapted to implement a regeneration strategy using at least one post-injection of fuel into the cylinders, is characterized in that it includes means (8) for detecting a request for regeneration (req.RG), means (9) for detecting that the engine is in a stage of idling, means (11) for acquiring temperature downstream from the catalyst-forming means, means (8) for determining a maximum duration for post-injection application during the stage of idling on the basis of said temperature, and means (7, 8) for progressively reducing the post-injection as soon as the duration of use has reached the maximum duration.

    Abstract translation: 该分散装置(1)与氧化催化剂形成装置(2)相关联的该系统,并且发动机(4)与共轨装置(7)相关联,用于向其供给燃料并适于实施使用 至少一次燃料喷射到气缸中,其特征在于,它包括用于检测再生请求(req.RG)的装置(8),用于检测发动机处于怠速阶段的装置(9) 用于获取催化剂形成装置下游温度的装置(11),用于基于所述温度确定在空转阶段期间的后喷射施加的最大持续时间的装置(8),以及逐渐地用于装置(7,8) 一旦使用持续时间达到最大持续时间,减少后注射。

    ADDITIONAL SYSTEM FOR ASSISTING REGENERATION OF POLLUTION CONTROL MEANS OF A MOTOR VEHICLE
    7.
    发明申请
    ADDITIONAL SYSTEM FOR ASSISTING REGENERATION OF POLLUTION CONTROL MEANS OF A MOTOR VEHICLE 有权
    辅助电动汽车污染控制装置再生的附加系统

    公开(公告)号:US20060248879A1

    公开(公告)日:2006-11-09

    申请号:US10567191

    申请日:2004-10-06

    CPC classification number: F01N3/00 Y02T10/20

    Abstract: This system, in which the engine is associated with a turbocharger and with a feed device adapted to implement first and second regeneration strategies depending on different engine operation control parameters to obtain different temperatures in the exhaust line, acquires the temperature in the line, compares it with a safety threshold for the turbocharger turbine so that if the threshold is exceeded while applying the second strategy, the feed device is controlled so that one of the engine operation control parameters is regulated to reduce the temperature, and if it does not drop back below the threshold at the end of a first time period, the feed device is controlled to switch over to the first strategy, and if it still does not drop back below the threshold at the end of a second time period, the feed device is controlled to stop the regeneration strategy.

    Abstract translation: 该系统,其中发动机与涡轮增压器相关联,并且具有适于根据不同的发动机操作控制参数实现第一和第二再生策略以在排气管线中获得不同温度的进给装置,获取管线中的温度,将其进行比较 具有用于涡轮增压器涡轮机的安全阈值,使得如果在应用第二策略时超过阈值,则控制进给装置,使得调节发动机操作控制参数之一以降低温度,并且如果不下降 在第一时间段结束时的阈值,控制馈送装置切换到第一策略,并且如果在第二时间段结束时仍然不降低到阈值以下,则将馈送装置控制到 停止再生策略。

    System for evaluating regeneration of pollution management means integrated in a motor vehicle engine exhaust line
    8.
    发明授权
    System for evaluating regeneration of pollution management means integrated in a motor vehicle engine exhaust line 有权
    评估汽车发动机排气管路中污染治理手段再生的系统

    公开(公告)号:US07775033B2

    公开(公告)日:2010-08-17

    申请号:US11571255

    申请日:2005-06-20

    Abstract: The invention concerns a system for evaluation regeneration of pollution management means (1) integrated in an exhaust line (2) of a motor vehicle engine, characterized in that it comprises means (4) for determining the thermal power input by the exhaust gas upstream of the pollution management means during the regeneration phase thereof and means (4) for comparing said power to threshold values (Sb, Sh) to determine a partial or total failure of regenerating said means.

    Abstract translation: 本发明涉及一种综合在机动车辆发动机的排气管线(2)上的污染管理装置(1)的评估再生系统,其特征在于,它包括用于确定由废气在上游排出的废气的输入功率的装置(4) 在其再生阶段期间的污染管理装置和用于将所述功率与阈值(Sb,Sh)进行比较的装置(4),以确定再生所述装置的部分或全部故障。

    System for evaluating degree of soot loading in depollution means
    9.
    发明授权
    System for evaluating degree of soot loading in depollution means 有权
    用于评估污染物污染程度的系统

    公开(公告)号:US07765791B2

    公开(公告)日:2010-08-03

    申请号:US11571259

    申请日:2005-06-21

    Abstract: The inventive system comprises means (10) for determining the vehicle running mode, means (11) for determining the mass of elementary carbon exhausted by the engine according said running mode, means (15) for accumulating said elementary masses during the engine operation and obtaining a total mass thereof, means (18) for calculating the volume of ash from engine lubrication oil, means (20) for calculating the volume of ash from engine feed fuel, means (21) for calculating the effective volume of the depollution means on the basis of the total volume of the means thereof as they are new or cleaned, the already calculated volume of ash and means for calculating the degree of soot loading of the depollution means on the basis of the total mass, the effective volume and the maximum density of deposits on the depollution means.

    Abstract translation: 本发明的系统包括用于确定车辆行驶模式的装置(10),用于根据所述行驶模式确定由发动机排出的基本碳的质量的装置(11),用于在发动机操作期间累积所述基本质量的装置(15) 其总质量,用于计算发动机润滑油的灰分量的装置(18),用于计算来自发动机进料燃料的灰分的装置(20),用于计算所述污染物装置的有效体积的装置(21) 其新鲜或清洁的装置的总体积的基础,已经计算的灰分量和根据总质量,有效体积和最大密度计算分解装置的烟灰装载程度的装置 存放在污染物上的手段。

    System for assisting in the regeneration of motor vehicle depollution means
    10.
    发明授权
    System for assisting in the regeneration of motor vehicle depollution means 失效
    协助机动车污染再造的系统

    公开(公告)号:US07603851B2

    公开(公告)日:2009-10-20

    申请号:US10595634

    申请日:2004-10-12

    Abstract: This system in which the engine implements regeneration strategies at a first level and at a second level depending on different engine operation control parameters in order to obtain different temperature levels in the exhaust line involves acquiring the exothermic temperature level of the catalyst, comparing it with a threshold value so that in the event of the threshold being exceeded while the second level strategy is being applied, the system is controlled to regulate one of the engine operation control parameters in order to reduce the exothermic temperature level, and if this temperature level does not drop back below the threshold value at the end of a first time period, the system is controlled to switch over to the first level strategy, and if this exothermic temperature level still does not drop below the threshold value at the end of a second time period, to stop the regeneration strategy.

    Abstract translation: 该系统其中发动机根据不同的发动机运行控制参数在第一级和第二级执行再生策略,以便在排气管线中获得不同的温度水平包括获取催化剂的放热温度水平,将其与 阈值,使得在施加第二级策略时超过阈值的情况下,系统被控制以调节发动机操作控制参数之一以便降低放热温度水平,并且如果该温度水平不 在第一时间段结束时下降到阈值以下,系统被控制以转换到第一级策略,并且如果该放热温度水平在第二时间段结束时仍然不低于阈值 ,停止再生策略。

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