A fastener assembly for connecting a fuel pipe to an engine component. The fastener assembly includes a housing and a fastener positioned within the housing. The housing has an end surface with an aperture for receiving a fuel pipe therethrough. At least one side wall extends from the end surface to define a recess for receiving a fastener therein. The fastener has a pipe inlet for receiving a fuel pipe therethrough, and a connecting arrangement for connecting the fastener to an engine component.

A fuel distributor for a fuel injection system for mixture-compressing, spark-ignited internal combustion engines. The fuel distributor rail includes a tubular base body which is processed by forging. At the base body, a first high-pressure output, a second high-pressure output, and a third high-pressure output are provided. The second high-pressure output is situated in an offset manner opposite the first high-pressure output in a first direction along a longitudinal axis of the tubular base body at a predefined distance. The third high-pressure output is situated in an offset manner opposite the second high-pressure output in the first direction along the longitudinal axis at the predefined distance. A first and second holding element, which are used for an at least indirect fastening of the base body, are situated at the tubular base body.

A component for an injection system, in particular a fuel injection rail for a fuel injection system. The component includes a main body that is processed by a single-stage or multi-stage forging, at least one fastening element being provided on the main body. The fastening element is formed at least partly by a residual flash. An injection system having such a component, and a method for producing such a component, are also described.

A connection structure for a fuel pressure sensor that connects a fuel pressure sensor for detecting a pressure of a fuel to a fuel rail in which the fuel to be supplied to an internal-combustion engine flows, includes a tubular attachment boss that is formed in the fuel rail and includes a male screw portion and an abutting surface, an attachment portion that is provided in a sensor body of the fuel pressure sensor, and includes a contact surface that abuts to the abutting surface and a bearing surface provided behind the contact surface, and a nut including a female screw portion that is screwed on the male screw portion and a pressing portion that presses the bearing surface to the abutting surface by screwing the female screw portion on the male screw portion.

A liquid ammonia phase-change cooling type hybrid power thermal management system. The system comprises an injector, a liquid ammonia hydrogen supply system, a liquid ammonia common rail pipe, a fuel oil common rail pipe and an oil tank, wherein the liquid ammonia hydrogen supply system comprises a liquid ammonia storage tank, an ammonia pumping system, a flow dividing system and an ammonia inlet and outlet system, the fuel oil common rail pipe is respectively connected with the oil tank and a one-way oil inlet of the injector, the liquid ammonia common rail pipe is respectively connected with the ammonia inlet and outlet system and a one-way ammonia inlet of the injector, an ammonia inlet pipe and an ammonia return pipe are arranged in the ammonia inlet and outlet system, the ammonia pumping system comprises a liquid ammonia storage flow divider, a low-pressure pump and a high-pressure pump.

Systems and methods for supplying primary fuel and secondary fuel to an internal combustion engine may include supplying a first amount of the primary fuel and a second amount of the secondary fuel to the internal combustion engine. The system may include a first manifold to provide primary fuel to the internal combustion engine, and a primary valve associated with the first manifold to provide fluid flow between a primary fuel source and the internal combustion engine. A second manifold may provide secondary fuel to the internal combustion engine, and a fuel pump and/or a secondary valve may provide fluid flow between a secondary fuel source and the internal combustion engine. A controller may determine a total power load, the first amount of primary fuel, and the second amount of secondary fuel to supply to the internal combustion engine to meet the total power load.

An engine including a main fuel injection valve, a pilot fuel injection valve, a liquid fuel supply rail pipe, and a pilot fuel supply rail pipe. The main fuel injection valve supplies liquid fuel from the liquid fuel supply rail pipe to a combustion chamber during combustion in a diffusion combustion system. The pilot fuel injection valve supplies pilot fuel from the pilot fuel supply rail pipe to the combustion chamber in order to ignite gaseous fuel during combustion in a premixed combustion system. The liquid fuel supply rail pipe is disposed at one side of an imaginary vertical plane including an axis of a crank shaft. The pilot fuel supply rail pipe is disposed at the side of the imaginary vertical plane at which the liquid fuel supply rail pipe is disposed.

Systems and methods for supplying primary fuel and secondary fuel to an internal combustion engine may include supplying a first amount of the primary fuel and a second amount of the secondary fuel to the internal combustion engine. The system may include a first manifold to provide primary fuel to the internal combustion engine, and a primary valve associated with the first manifold to provide fluid flow between a primary fuel source and the internal combustion engine. A second manifold may provide secondary fuel to the internal combustion engine, and a fuel pump and/or a secondary valve may provide fluid flow between a secondary fuel source and the internal combustion engine. A controller may determine a total power load, the first amount of primary fuel, and the second amount of secondary fuel to supply to the internal combustion engine to meet the total power load.

A fuel rail for a fuel injection system of a vehicle comprises a distributor pipe extending along a longitudinal axis, having at least one inlet connection for connection to a fuel pump and a plurality of outlet connections for connection to one injector each, which injectors are arranged along the longitudinal axis at a distance from the inlet connection, and a support projection which is arranged between the inlet connection and the outlet connections relative to the longitudinal axis, which projection protrudes in a radial direction extending transversely to the longitudinal axis into an interior of the distributor pipe. The fuel rail further comprises a throttle piece arranged in the interior of the distributor pipe, having a through-opening extending between a first and a second end face, which through-opening has a diameter which is smaller than an inside diameter of the distributor pipe on opposite sides of the support projection in each case. The first end face of the throttle piece is placed facing the inlet connection, an outer circumferential surface of the throttle piece abuts an inner circumferential surface of the distributor pipe, and the second end face of the throttle piece abuts the support projection.

A fuel system cover is provided for an internal combustion engine. The fuel system cover is configured to be mounted on the cylinder head assembly to encapsulate a portion of the fuel system to provide leak prevention, mitigation, and detection capabilities.