Abstract: A coolant outlet system for a cylinder head associated with an engine includes a core hole communicating with an upper surface thereof, wherein the core hole is in fluid communication with a coolant jacket of the cylinder head. The coolant outlet system includes an outlet tube having a first end and a second end, wherein the first end of the outlet tube is coupled to the core hole. The coolant outlet system also includes a jumper elbow coupled to the second end of the outlet tube, wherein the outlet tube and the jumper elbow provide fluid communication between the coolant jacket and an engine crankcase to introduce coolant discharged from the core hole into the engine crankcase.

Abstract: A housing of a compressor for an internal combustion engine is provided. The housing includes a first air inlet portion. Further, housing includes a tubular wall defining an annular chamber along a circumference of the first air inlet portion. Tubular wall comprising a second air inlet portion. Housing further includes an opening formed in a wall of first air inlet portion, contiguously extending along the circumference of the first air inlet portion, to fluidly couple the annular chamber with the first air inlet portion. The opening being formed at an offset from the second air inlet portion. The opening defines a first edge and a second edge in the wall of the first air inlet portion. The first edge and the second edge are radially offset from each other with respect to a central axis of the first air inlet portion.

Abstract: A system for tracking train assets is disclosed. The tracking system may include an image capture device configured to collect an image data set of a train asset and an area surrounding the train asset. Furthermore, the image data set may be associated with a time stamp and in one non-limiting example, the time stamp provides a collection time of the image data set. In some embodiments, a controller may be configured to receive the image data set and to perform an analysis of the image data set and the analysis provides a track location of the train asset and an identification of the train asset.

Abstract: A power system for a locomotive includes a dynamic brake (DB) grid, at least one chopper circuit, and a controller. The locomotive includes at least one traction motor to power one or more loads during a braking of the locomotive. The DB grid includes at least one resistor bank and is configured to dissipate at least a portion of the power generated by the traction motor. The chopper circuit includes a three-phase inverter module, and selectively disables an electrical communication between the resistor bank and the traction motor. The controller is coupled to the chopper circuit and the loads. The controller determines a magnitude of the loads, and controls the chopper circuit to disable an electrical communication between the resistor bank and the traction motor for a predetermined duration to control a portion of the power dissipated by the DB grid to meet the magnitude of the loads.

Abstract: A control system for an exhaust gas recirculation system for an engine is provided. The control system includes an exhaust gas recirculation (EGR) cooler having a coolant flowing therethrough. The control system includes an externally controlled coolant set-point circuit associated with the EGR cooler. The control system also includes a controller communicably coupled to the externally controlled coolant set-point circuit. The controller is configured to receive a first signal indicative of a readiness of the engine to load. The controller is configured to receive a second signal indicative of a temperature of the coolant. The controller is configured to receive a third signal indicative of a first temperature zone associated with the engine. Further, the controller is configured to modulate a set-point temperature of the coolant over a range of temperatures based on the received signals and a temperature gradient of the coolant.

Abstract: An end cap comprises a substantially annular cylindrical body defining a cylindrical axis and including an annular skirt portion defining a free open end along the cylindrical axis and a closed end opposite the free open end along the cylindrical axis, the body defining an interior space, and the annular skirt portion includes an outer circumferential surface including a threaded portion disposed proximate the free open end.

Abstract: A detection system for a locomotive may include a plurality of sensors. An electronic control module may be in communication with, at least, the plurality of sensors and the locomotive. The control module may be configured to: monitor the plurality of sensors; receive an alert from one of the sensors of the plurality of sensors when one of the corresponding sensors is triggered; determine if the alert is a security concern; and operatively respond to the security concern by at least one of removing tractive effort to the locomotive, apply braking force to the locomotive, locking a door of the locomotive, locking a window of the locomotive, and transmitting a notification.

Abstract: A valve bridge is disclosed for use with an internal combustion engine. The valve bridge may include a body with a central cavity formed in a center portion of the body for receiving a hydraulic lash adjuster, and opposing first and second lateral extensions on opposite sides of the central cavity. The valve bridge may further include a first bore in the first extension for receiving a first valve stem, and a second bore in the second extension for receiving a second valve stem. The valve bridge may also include a first internal groove in a wall of the central cavity configured to receive fluid, as well as a first internal passage in the body that extends from the first internal groove toward the first bore. In addition, the first internal passage may extend from a higher gravitational point within the body to a lower gravitational point within the body.

Abstract: A power system for a locomotive includes a battery configured to provide electrical power to at least one component of the locomotive, an engine monitor for detecting whether an engine of the locomotive has been shut down, and an automatic power saver operatively associated with the battery. The automatic power saver includes a controller operatively associated with the engine monitor and configured to receive an input signal from the engine monitor, when the engine is shut down, and generate an output signal if the input signal is received. The automatic power saver includes a battery disconnect relay operably connecting the battery to the at least one component of the locomotive and automatically disconnecting the battery from the at least one component of the locomotive in response to expiration of a predetermined time period following receipt of the output signal from the controller.

Abstract: An Exhaust Gas Recirculation (EGR) system for an engine system is provided. The EGR system includes an exhaust gas treatment module positioned upstream of an EGR cooler with respect to an exhaust gas flow direction. The exhaust gas treatment module is in selective fluid communication with an exhaust gas line of an engine. The EGR system also includes a bypass line in selective fluid communication with the exhaust gas line of the engine. The EGR system further includes a valve arrangement configured to route an exhaust gas flow through at least one of the exhaust gas treatment module and the bypass line.

Abstract: A notification system is presented for use within a mobile machine. The notification system may have a route upon which the mobile machine may travel. This may be a train traveling on a track. A geo-fence may also be part of the notification system. The geo-fence may enclose at least a portion of the route through with the mobile machine may travel. The notification system may also include a status notification. The status notification may relate to the operational health of the mobile machine or a subsystem of the mobile machine. The status notification may be generated by the notification system when the mobile machine enters the geo-fence and received by a user.

Abstract: A cryogenic pump system for lifting a cryogenic fluid stored in a cryogenic tank includes a first pump assembly and a second pump assembly. The first pump assembly includes a boost pump that is configured to be disposed within the cryogenic tank and pump the cryogenic fluid received from the cryogenic tank. The second pump assembly is configured to receive the cryogenic fluid from the first pump assembly. The second pump assembly includes a housing, a stator, a reciprocating member, and at least one piston. The housing is adapted to store the cryogenic fluid received from the boost pump. The stator is adapted to produce a magnetic field. The reciprocating member is disposed within the housing and is configured to move based on the magnetic field. The piston is configured to be moved by the reciprocating member to direct the cryogenic fluid from the housing out of the cryogenic tank.

Abstract: A profile monitoring system for a railroad car is provided. The profile monitoring system includes a fixture element configured to be coupled to a frame member at a predetermined location. The profile monitoring system also includes a tensioning device associated with the fixture element. The tensioning device is configured to be coupled to one end of a wire or cable, wherein the tensioning device is configured to maintain a predetermined tension in the wire or cable. The profile monitoring system further includes a sensing device coupled to the tensioning device, the sensing device is configured to sense a change in a tension in the wire or cable. The profile monitoring system includes a triggering module communicably coupled to the sensing device, the triggering module is configured to trigger an alarm based on the change in the tension in the wire or cable.

Abstract: A method for operating a consist is disclosed. The consist includes a number of locomotives. The method includes selecting a power setting in a lead locomotive of the consist to generate an overall power request by an input device. Thereafter, a controller determines a power setting in each locomotive based on the overall power request. Next, the controller modulates a power output of one or more locomotives according to a difference between a measure of the overall power request and a measure of a combined power output of all locomotives according to the power setting determined by the controller, such that the combined power output matches the overall power request by keeping the power setting, determined by the controller, of each of the one or more locomotives unchanged.

Abstract: A power system is disclosed. The power system may have a cryogenic tank configured to hold a supply of liquid fuel, and an engine configured to combust gaseous fuel. The power system may also have a coolant circuit configured to cool the engine, and at least one heat exchanger isolated from the coolant circuit and configured to receive a fluid passing through the engine. The power system may further have a first fuel line extending from the cryogenic tank to the at least one heat exchanger, and a second fuel line extending from the at least one heat exchanger to the engine.

Abstract: A system for pacing a train having a plurality of locomotives is disclosed. The system may include an signaling system onboard component configured to receive a signal indicative of a requested time of arrival (RTA) of the train, a locomotive health system configured to output one or more health signals indicative of a health status of each of the plurality of locomotives, and an energy management system in electronic communication with the signaling system onboard component and the locomotive health system. The energy management system may be configured to generate driving command signals based on the RTA and the one or more health signals, generate an RTA confirmation signal based on the one or more health signals, the RTA confirmation signal being indicative of whether the train will achieve the RTA, and communicate the RTA confirmation signal to a train signaling system via the signaling system onboard component.

Abstract: A system for adjusting wheel adhesion levels on multiple locomotive axles in a rail vehicle consist is provided. The system includes a first controller associated with a lead locomotive and a second controller associated with at least one trailing locomotive. A wheel adhesion level sensor is configured to detect a low wheel adhesion level at an axle and transmit that information to the first or second controller. The first controller adjusts the load being delivered to the axles by the motor in response to the low wheel adhesion level.

Abstract: A fuel system is disclosed for use with an engine. The fuel system may have a tank holding a supply of liquefied fuel and a supply of gaseous fuel boiled off from the liquefied fuel. The fuel system may also have at least one compressor fluidly coupled to the tank for compressing the supply of gaseous fuel and an accumulator fluidly coupled downstream of the at least one compressor for storing the compressed supply of gaseous fuel.

Abstract: A compressor assembly is disclosed. The compressor assembly may have a compressor housing and a compressor impeller disposed within the compressor housing. The compressor impeller may have a hub extending from a hub front end to a hub rear end and an exducer blade disposed on the hub adjacent the hub rear end. The compressor impeller may further include a hub extension extending outward from the hub rear end. The compressor assembly may also have an impeller cap disposed on the hub extension. Further, the compressor assembly may have a windage seal disposed on the impeller cap. The windage seal may be separated from a blade rear surface by an axial gap. In addition, the compressor assembly may have a compressor diffuser disposed within the compressor housing. The compressor diffuser may have a diffuser inner surface separated from an outer rim of the exducer blade by a radial gap.

Abstract: A flow control system for a flow of a cryogenic fluid over a component is provided. The system includes a first tubing containing a first fluid therein and positioned upstream of the component with respect to the flow of the cryogenic fluid. The system includes a second tubing containing a second fluid therein and positioned downstream of the component with respect to the flow of the cryogenic fluid. The system also includes a parameter sensing device fluidly connected to the first tubing and the second tubing for comparing a first parameter associated with the first tubing and a second parameter associated with the second tubing. The system further includes a flow control device coupled to the parameter sensing device to regulate the flow of the cryogenic fluid over the component based, at least in part, on the comparison.