COMMON RAIL FUEL INJECTION SYSTEM
    2.
    发明申请
    COMMON RAIL FUEL INJECTION SYSTEM 审中-公开
    普通燃油喷射系统

    公开(公告)号:WO2015114204A1

    公开(公告)日:2015-08-06

    申请号:PCT/FI2015/050025

    申请日:2015-01-16

    Abstract: The common rail fuel injection system for a piston engine (1) comprises a fuel rail (9), at least one fuel injector (3) connected to the fuel rail (9), a first fluid receiver (6), a second fluid receiver (7), at least one low-pressure pump (5) for supplying fuel into the first fluid receiver (6), at least one high-pressure pump (10) for receiving fuel from the second fluid receiver (7) and for supplying the fuel into the fuel rail (9), and at least two flow control valves (8a, 8b, 8c) connected in parallel. Each of the flow control valves (8a, 8b, 8c) is individually controllable and connected to the first fluid receiver (6) on the upstream side and to the second fluid receiver (7) on the downstream side.

    Abstract translation: 用于活塞发动机(1)的共轨燃料喷射系统包括燃料轨道(9),连接到燃料轨道(9)的至少一个燃料喷射器(3),第一流体接收器(6),第二流体接收器 (7),用于向第一流体接收器(6)供应燃料的至少一个低压泵(5),用于从第二流体接收器(7)接收燃料的至少一个高压泵(10) 进入燃料轨道(9)的燃料和并联连接的至少两个流量控制阀(8a,8b,8c)。 每个流量控制阀(8a,8b,8c)可独立控制并连接到上游侧的第一流体接收器(6)和下游侧的第二流体接收器(7)。

    CONNECTING ELEMENT
    3.
    发明申请
    CONNECTING ELEMENT 审中-公开
    连接元件

    公开(公告)号:WO2015177399A1

    公开(公告)日:2015-11-26

    申请号:PCT/FI2014/050396

    申请日:2014-05-22

    CPC classification number: F02M55/02 F02M63/0215

    Abstract: The connecting element (10) for connecting a fuel injector (3) of a piston engine (1) to a fuel rail (4) comprises a connecting block (11) for receiving fuel from a fuel rail (4), and a fuel pipe (12) that is attached to the connecting block (11) for supplying fuel to a fuel injector (3), the connecting block (11) being provided with a fuel inlet (13) for receiving fuel from the fuel rail (4) and with a fuel outlet (14) that is connected to the fuel pipe (12). The fuel pipe (12) is provided with a flow fuse (15) for preventing fuel supply to a leaking fuel injector (3).

    Abstract translation: 用于将活塞发动机(1)的燃料喷射器(3)连接到燃料轨道(4)的连接元件(10)包括用于从燃料轨道(4)接收燃料的连接块(11)和燃料管 (12),其连接到用于向燃料喷射器(3)供应燃料的连接块(11),所述连接块(11)设置有用于从燃料轨道(4)接收燃料的燃料入口(13)和 具有连接到燃料管(12)的燃料出口(14)。 燃料管(12)设置有用于防止燃料供给泄漏的燃料喷射器(3)的流量保险丝(15)。

    FUEL INJECTION ARRANGEMENT
    4.
    发明申请
    FUEL INJECTION ARRANGEMENT 审中-公开
    燃油喷射装置

    公开(公告)号:WO2014060646A1

    公开(公告)日:2014-04-24

    申请号:PCT/FI2013/050983

    申请日:2013-10-14

    CPC classification number: F02M45/086 F02M2200/44

    Abstract: The fuel injection arrangement for injecting liquid fuel into a cylinder (11) of a piston engine comprises a first fuel injection valve (1), a second fuel injection valve (2) and a pressure medium source (3) for supplying fuel to the fuel injection valves (1, 2). A selector valve (4) is used for choosing which one of the fuel injection valves (1, 2) is used. A first fuel duct (6) connects the first fuel injection valve (1) to the selector valve (4), and a second fuel duct (7) connects the second fuel injection valve (2) to the selector valve (4). The arrangement comprises means (8) for regulating pressure in the second fuel duct (7) between the selector valve (4) and the second fuel injection valve (2).

    Abstract translation: 用于将液体燃料喷射到活塞发动机的气缸(11)中的燃料喷射装置包括第一燃料喷射阀(1),第二燃料喷射阀(2)和用于向燃料供应燃料的压力介质源(3) 注射阀(1,2)。 选择阀(4)用于选择使用哪一个燃料喷射阀(1,2)。 第一燃料管道(6)将第一燃料喷射阀(1)连接到选择阀(4),第二燃料管道(7)将第二燃料喷射阀(2)连接到选择阀(4)。 该装置包括用于调节在选择阀(4)和第二燃料喷射阀(2)之间的第二燃料管道(7)中的压力的​​装置(8)。

    PIPE CONNECTOR AND FUEL INJECTION SYSTEM
    6.
    发明申请
    PIPE CONNECTOR AND FUEL INJECTION SYSTEM 审中-公开
    管道连接器和燃油喷射系统

    公开(公告)号:WO2014001637A1

    公开(公告)日:2014-01-03

    申请号:PCT/FI2013/050699

    申请日:2013-06-26

    Abstract: A pipe connector (24) comprising a first fitting (25) con- nectable to the first double wall pipe, the first fitting (25) comprising a first portion (45) connectable to the inner flow space and a second portion (46) connectable to the outer flow space of the first double wall pipe, a second fitting (26) connectable to the inner flow space of the second double wall pipe, a third fitting (27) and a leak channel (31) arranged in flow connection with the second portion (46) of the first fitting. The pipe connector is provided with a clo- sure member (34) having a first position, in which flow of fluid from the leak channel (31) to the leakage outlet (32) is prevented, and a second position, in which flow of fluid from the leak channel (31) to the leakage outlet (32) is al- lowed, which closure member (34) is arranged to move from the first position to the second position when fluid pressure in the leak channel (31) rises above a certain lim- it. The pipe connector is also provided with a blocking means (28) for preventing flow of fluid from the outer flow space of the second double wall pipe from passing through the pipe connector (24).

    Abstract translation: 一种管连接器(24),包括可连接到第一双壁管的第一配件(25),第一配件(25)包括可连接到内部流动空间的第一部分(45)和可连接到第二部分 到所述第一双壁管的外部流动空间,可连接到所述第二双壁管的内部流动空间的第二配件(26),与所述第二双壁管流动连接的第三配件(27)和泄漏通道(31) 第一配件的第二部分(46)。 管连接器设置有具有第一位置的阻塞构件(34),其中防止从泄漏通道(31)到泄漏出口(32)的流体流动,第二位置流动 允许从泄漏通道(31)到泄漏出口(32)的流体被设置成当泄漏通道(31)中的流体压力上升时,该闭合构件(34)被布置成从第一位置移动到第二位置 一定的限制。 管连接器还设置有用于防止流体从第二双壁管的外部流动空间流过管接头(24)的阻塞装置(28)。

    FUEL INJECTION SYSTEM
    7.
    发明申请
    FUEL INJECTION SYSTEM 审中-公开
    燃油喷射系统

    公开(公告)号:WO2013107926A1

    公开(公告)日:2013-07-25

    申请号:PCT/FI2013/050015

    申请日:2013-01-08

    Abstract: A fuel injection system (1) comprising two injection valves (4, 5) for each cylinder, a switch valve (12) and a control valve (19). The switch valve (12) has a first position, where flow communication between the control valve (19) and the first fuel injection valve (4) is open and flow communication between the control valve (19) and the second fuel injection valve (5) is closed, and a second position, where flow communication between the control valve (19) and the second fuel injection valve (5) is open and flow communication between the control valve (19) and the first fuel injection valve (4) is closed. The control valve (19) has a first position, where flow communication between the pressure accumulator (6) and the switch valve (12) is open and flow communication between a drain line (20) and the switch valve (12) is closed, and a second position, where flow communication between the drain line (20) and the switch valve (12) is open and flow communication be- tween the pressure accumulator (6) and the switch valve (12) is closed.

    Abstract translation: 一种燃料喷射系统(1),包括用于每个气缸的两个喷射阀(4,5),一个开关阀(12)和一个控制阀(19)。 切换阀(12)具有第一位置,其中控制阀(19)和第一燃料喷射阀(4)之间的流动连通打开,并且控制阀(19)和第二燃料喷射阀(5)之间的流动连通 )和第二位置,其中控制阀(19)和第二燃料喷射阀(5)之间的流动连通打开,并且控制阀(19)和第一燃料喷射阀(4)之间的流动连通是 关闭。 控制阀(19)具有第一位置,其中蓄压器(6)和开关阀(12)之间的流动连通是打开的,并且排放管线(20)和开关阀(12)之间的流动连通被关闭, 以及第二位置,其中,所述排水管路(20)和所述切换阀(12)之间的流动连通是打开的,并且所述蓄压器(6)和所述开关阀(12)之间的流动连通被关闭。

    FUEL INJECTION UNIT AND SYSTEM
    8.
    发明申请
    FUEL INJECTION UNIT AND SYSTEM 审中-公开
    燃油喷射单元和系统

    公开(公告)号:WO2012150377A1

    公开(公告)日:2012-11-08

    申请号:PCT/FI2012/050297

    申请日:2012-03-23

    Abstract: The fuel injection unit (1) for an internal combustion engine comprises a body (29), a first fuel gallery (31) and a second fuel gallery (32), a first fuel injection nozzle (3) and a second fuel injection nozzle (4), a first injector needle (7) for opening and closing flow communication between the first fuel gallery (31) and the first fuel injection nozzle (3), and a second injector needle (8) for opening and closing flow communication between the second fuel gallery (32) and the second fuel injection nozzle (4). The invention also concerns a fuel injection system.

    Abstract translation: 用于内燃机的燃料喷射单元(1)包括主体(29),第一燃料箱(31)和第二燃料箱(32),第一燃料喷射喷嘴(3)和第二燃料喷射喷嘴 4),用于打开和关闭第一燃料箱(31)和第一燃料喷射喷嘴(3)之间的流动连通的第一注射器针头(7)和用于打开和关闭第二燃料喷射器 第二燃料通道(32)和第二燃料喷射喷嘴(4)。 本发明还涉及燃料喷射系统。

Patent Agency Ranking