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公开(公告)号:US20160298529A1
公开(公告)日:2016-10-13
申请号:US14685295
申请日:2015-04-13
Applicant: Caterpillar Inc.
Inventor: Jonathan Anders , Kenth Svensson , Bobby John , Chad Koci , Christopher Gehrke , Glen Martin , Timothy Bazyn
CPC classification number: F02B23/0627 , F02B23/02 , F02B23/0648 , F02F1/24 , Y02T10/125
Abstract: A ducted combustion system is disclosed. The ducted combustion system includes a combustion chamber bound by a flame deck surface of a cylinder head of an internal combustion engine and by a piston top surface of a piston disposed within the internal combustion engine. The system includes a fuel injector including a plurality of orifices, the plurality of orifices injecting fuel into the combustion chamber as a plurality of fuel jets. The system includes a duct structure defining a plurality of ducts and disposed within the combustion chamber between the flame deck surface and the piston top surface, the plurality of ducts being disposed such that each of the plurality of fuel jets at least partially enters one of the plurality of ducts upon being injected into the combustion chamber.
Abstract translation: 公开了一种管道燃烧系统。 管道燃烧系统包括由内燃机的气缸盖的火焰甲板表面和设置在内燃机内的活塞的活塞顶表面结合的燃烧室。 该系统包括具有多个喷嘴的燃料喷射器,多个喷嘴将燃料作为多个燃料喷射喷射到燃烧室中。 该系统包括限定多个管道并且设置在火焰甲板表面和活塞顶表面之间的燃烧室内的管道结构,多个管道被布置成使得多个燃料喷嘴中的每一个至少部分地进入 多个管道被注入到燃烧室中。
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公开(公告)号:US09803538B2
公开(公告)日:2017-10-31
申请号:US14685295
申请日:2015-04-13
Applicant: Caterpillar Inc.
Inventor: Jonathan Anders , Kenth Svensson , Bobby John , Chad Koci , Christopher Gehrke , Glen Martin , Timothy Bazyn
CPC classification number: F02B23/0627 , F02B23/02 , F02B23/0648 , F02F1/24 , Y02T10/125
Abstract: A ducted combustion system is disclosed. The ducted combustion system includes a combustion chamber bound by a flame deck surface of a cylinder head of an internal combustion engine and by a piston top surface of a piston disposed within the internal combustion engine. The system includes a fuel injector including a plurality of orifices, the plurality of orifices injecting fuel into the combustion chamber as a plurality of fuel jets. The system includes a duct structure defining a plurality of ducts and disposed within the combustion chamber between the flame deck surface and the piston top surface, the plurality of ducts being disposed such that each of the plurality of fuel jets at least partially enters one of the plurality of ducts upon being injected into the combustion chamber.
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公开(公告)号:US09797351B2
公开(公告)日:2017-10-24
申请号:US14792253
申请日:2015-07-06
Applicant: Caterpillar Inc.
Inventor: Kenth Svensson , Chad Koci , Christopher Gehrke
CPC classification number: F02M31/20 , F02B23/04 , F02B23/0618 , F02B23/0654 , F02F1/24 , F02M61/1806 , F02M61/1813 , Y02T10/125 , Y02T10/126 , Y02T10/166
Abstract: A ducted combustion system is disclosed. The ducted combustion system may include a combustion chamber and a fuel injector in fluid connection with the combustion chamber and including at least one orifice opening from an injector tip of the fuel injector, the at least one orifice injecting fuel into the combustion chamber as at least one fuel jet. The system may further include at least one duct disposed within the combustion chamber such that the at least one fuel jet, at least partially, enters the at least one duct upon being injected into the combustion chamber. The system may further include a duct cooling system configured to cool a mixture of fuel and air of the at least one fuel jet.
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公开(公告)号:US20160298584A1
公开(公告)日:2016-10-13
申请号:US14685195
申请日:2015-04-13
Applicant: CATERPILLAR INC.
Inventor: Kenth Svensson , Christopher Gehrke , Jonathan Anders , Chad Koci , Timothy Bazyn
IPC: F02M55/00
CPC classification number: F02B23/0627 , F02B23/02 , F02B23/0651 , F02F1/24 , F02M23/00 , F02M2023/008 , Y02T10/125 , Y02T10/146
Abstract: A ducted combustion system is disclosed. The ducted combustion system includes a combustion chamber bound by a flame deck surface of a cylinder head of an internal combustion engine and by a piston top surface of a piston disposed within the internal combustion engine. The system includes a fuel injector including at least one orifice, the at least one orifice injecting fuel into the combustion chamber as at least one fuel jet. The system includes at least one duct disposed within the combustion chamber between the flame deck surface and the piston top surface. The system includes an air injector configured to receive air from an outside source, independent of the combustion chamber, and inject the air into the combustion chamber proximate to the at least one duct.
Abstract translation: 公开了一种管道燃烧系统。 管道燃烧系统包括由内燃机的气缸盖的火焰甲板表面和设置在内燃机内的活塞的活塞顶表面结合的燃烧室。 该系统包括燃料喷射器,其包括至少一个孔口,该至少一个孔口将燃料喷射到燃烧室中作为至少一个燃料喷射。 该系统包括设置在火焰甲板表面和活塞顶表面之间的燃烧室内的至少一个管道。 该系统包括空气喷射器,该空气喷射器被配置成独立于燃烧室从外部源接收空气,并且将空气喷射到靠近至少一个管道的燃烧室中。
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公开(公告)号:US20160298583A1
公开(公告)日:2016-10-13
申请号:US14685264
申请日:2015-04-13
Applicant: Caterpillar Inc.
Inventor: Jonathan Anders , Kenth Svensson , Bobby John , Chad Koci , Christopher Gehrke , Glen Martin , Timothy Bazyn
CPC classification number: F02M55/00 , F02M61/14 , F02M61/1806 , F02M61/1813 , F02M61/182 , F02M61/1833
Abstract: A ducted combustion system is disclosed. The ducted combustion system includes a combustion chamber bound by a flame deck surface of a cylinder head of an internal combustion engine and by a piston top surface of a piston disposed within the internal combustion engine. The system includes a fuel injector including one or more orifices, the one or more orifices injecting fuel into the combustion chamber as one or more fuel jets. The system includes one or more ducts disposed within the combustion chamber between the flame deck surface and the piston top surface, the one or more ducts being generally tubular shaped structures and being disposed such that each of the one or more fuel jets at least partially enters one of the one or more ducts upon being injected into the combustion chamber.
Abstract translation: 公开了管道燃烧系统。 管道燃烧系统包括由内燃机的气缸盖的火焰甲板表面和设置在内燃机内的活塞的活塞顶表面结合的燃烧室。 该系统包括一个燃料喷射器,该燃料喷射器包括一个或多个喷孔,一个或多个喷嘴将燃料喷射到燃烧室中作为一个或多个燃料喷射。 该系统包括设置在火焰甲板表面和活塞顶表面之间的燃烧室内的一个或多个管道,一个或多个管道通常是管状结构,并且被布置成使得一个或多个燃料喷嘴中的每一个至少部分地进入 一个或多个管道中的一个被注入到燃烧室中。
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公开(公告)号:US09587606B2
公开(公告)日:2017-03-07
申请号:US14685264
申请日:2015-04-13
Applicant: Caterpillar Inc.
Inventor: Jonathan Anders , Kenth Svensson , Bobby John , Chad Koci , Christopher Gehrke , Glen Martin , Timothy Bazyn
CPC classification number: F02M55/00 , F02M61/14 , F02M61/1806 , F02M61/1813 , F02M61/182 , F02M61/1833
Abstract: A ducted combustion system is disclosed. The ducted combustion system includes a combustion chamber bound by a flame deck surface of a cylinder head of an internal combustion engine and by a piston top surface of a piston disposed within the internal combustion engine. The system includes a fuel injector including one or more orifices, the one or more orifices injecting fuel into the combustion chamber as one or more fuel jets. The system includes one or more ducts disposed within the combustion chamber between the flame deck surface and the piston top surface, the one or more ducts being generally tubular shaped structures and being disposed such that each of the one or more fuel jets at least partially enters one of the one or more ducts upon being injected into the combustion chamber.
Abstract translation: 公开了一种管道燃烧系统。 管道燃烧系统包括由内燃机的气缸盖的火焰甲板表面和设置在内燃机内的活塞的活塞顶表面结合的燃烧室。 该系统包括一个燃料喷射器,该燃料喷射器包括一个或多个喷孔,一个或多个喷嘴将燃料喷射到燃烧室中作为一个或多个燃料喷射。 该系统包括设置在火焰甲板表面和活塞顶表面之间的燃烧室内的一个或多个管道,一个或多个管道通常是管状结构,并且被布置成使得一个或多个燃料喷嘴中的每一个至少部分地进入 一个或多个管道中的一个被注入到燃烧室中。
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公开(公告)号:US20170009712A1
公开(公告)日:2017-01-12
申请号:US14792253
申请日:2015-07-06
Applicant: Caterpillar Inc.
Inventor: Kenth Svensson , Chad Koci , Christopher Gehrke
CPC classification number: F02M31/20 , F02B23/04 , F02B23/0618 , F02B23/0654 , F02F1/24 , F02M61/1806 , F02M61/1813 , Y02T10/125 , Y02T10/126 , Y02T10/166
Abstract: A ducted combustion system is disclosed. The ducted combustion system may include a combustion chamber and a fuel injector in fluid connection with the combustion chamber and including at least one orifice opening from an injector tip of the fuel injector, the at least one orifice injecting fuel into the combustion chamber as at least one fuel jet. The system may further include at least one duct disposed within the combustion chamber such that the at least one fuel jet, at least partially, enters the at least one duct upon being injected into the combustion chamber. The system may further include a duct cooling system configured to cool a mixture of fuel and air of the at least one fuel jet.
Abstract translation: 公开了一种管道燃烧系统。 管道燃烧系统可以包括燃烧室和与燃烧室流体连接的燃料喷射器,并且包括从燃料喷射器的喷射器末端开口的至少一个孔口,至少一个孔口将燃料喷射到燃烧室中至少 一个燃油喷射 系统还可以包括设置在燃烧室内的至少一个管道,使得至少一个燃料射流在被注入到燃烧室中时至少部分地进入至少一个管道。 该系统可以进一步包括管道冷却系统,其构造成冷却所述至少一个燃料射流的燃料和空气的混合物。
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公开(公告)号:US20150377201A1
公开(公告)日:2015-12-31
申请号:US14316054
申请日:2014-06-26
Applicant: Caterpillar Inc.
Inventor: Kenth I. Svensson , Chad P. Koci , Christopher Gehrke
IPC: F02M61/10
CPC classification number: F02M63/0077 , F02M63/0071 , F02M63/0078
Abstract: A fuel injector includes a body and a needle that is disposed within an internal bore defined by the body. The needle includes a distal surface that intersects with a longitudinal axis of the needle. Moreover, the distal surface also faces the internal surface of the body. The needle further includes a sealing surface that is configured to seat on a sealing surface of the body. The internal surface of the body includes an axial bearing surface disposed between a distal end of the body and the sealing surface of the body. The needle includes an axial bearing surface at least partly facing the axial bearing surface of the internal bore. The axial bearing surface of the body cooperates with the axial bearing surface of the needle to guide movement of the needle relative to the body along an axial direction parallel to the longitudinal axis of the needle.
Abstract translation: 燃料喷射器包括主体和设置在由主体限定的内孔内的针。 针包括与针的纵向轴线相交的远侧表面。 此外,远端表面也面向身体的内表面。 针还包括被配置为位于身体的密封表面上的密封表面。 主体的内表面包括设置在主体的远端和主体的密封表面之间的轴向支承表面。 针包括至少部分地面向内孔的轴向支承表面的轴向支承表面。 主体的轴向支承表面与针的轴向支承表面配合,以引导针相对于身体的平行于针的纵向轴线的轴向运动。
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