Abstract: Pursuant to various embodiments, systems, apparatuses and methods are provided herein useful to monitoring one or more components coupled to shaft-driven gearbox of an engine or motor. In some approaches, the systems include a sensor, such as a vibration sensor, mechanically linked or mounted to the shaft-driven gearbox. The vibration sensor may be used to monitor a vibration response of one or more components coupled to the shaft-driven gearbox. It is contemplated, by monitoring a component coupled to the shaft-driven gearbox using the systems and methods described herein, is possible to proactively detect one or more faults in the component and/or to identify one or more maintenance actions.

Abstract: A method for assembling a shell section of a wind turbine blade includes providing a support, the support comprising a surface having a primary surface portion configured for supporting a first component and a secondary surface portion configured for supporting a second component. The method also includes arranging a second component on the secondary surface portion such that an outer surface of the second component is facing the secondary surface portion. The method further includes arranging a first component on the primary surface portion such that an outer surface of the first component is facing the primary surface portion, and such that a first primary joint surface of the first component is facing a second joint surface of the second component. Arranging the first component includes applying a force to the first component to force the outer surface of the first component towards the primary surface portion and the first primary joint surface towards the second joint surface.

Abstract: A bearing support for a turbocharger, the bearing support including a body, a bore extending axially through the body and dimensioned to receive a bearing and a portion of a planet carrier, and a plurality of pilots. Each pilot may be formed on an external surface of the body, and each pilot may be machined for an interference fit with a different component of the turbocharger.

Abstract: A system for the maritime shipping industry to aid enforcement of the Sulfur Dioxide (SO2) exhaust emissions regulations which uses neural networks and a novel sampling process to detect and record compliant operation of a ship regarding the fuel switching aspect of the regulation. The processing load of neural network training can be distributed over multiple identical self-contained, self-powered, self-communicating sensor units on each of the monitored ships.

Abstract: A flap arrangement 10 for a turbine 2 of an exhaust-gas turbocharger 2, is disclosed, in particular for a wastegate valve of the turbine, having a spindle 100 for rotatable mounting of the flap arrangement 10 in a turbine housing 3, a lever arm 200 coupled to the spindle 100, and a flap plate 300 coupled to the lever arm 200. The flap plate 300 has a flexible part 330 in a radially outer region of the flap plate 300, such that by applying a closing force to the flap arrangement 10 when the flap plate 300 is in contact with a flap seat 500 in the turbine housing 3, elastic and/or plastic deformation of the flexible part 330 of the flap plate 300 can be caused to compensate for thermal deformation of the turbine housing 3, exhaust deposits and/or wear.

Abstract: An electrically-assisted turbocharger includes a shaft extending along an axis, a compressor wheel, a turbine wheel, a housing, and an electric machine. The electric machine includes a rotor rotatably coupled to the shaft and a stator lamination stack radially spaced from the rotor. The stator lamination stack has circumferentially spaced teeth defining gaps therebetween. The electric machine also includes a coil winding disposed in the gaps between the circumferentially spaced teeth and a guard plate disposed at one of the first and second stator ends. The guard plate extends radially away from the axis and includes a plurality of teeth guards extending radially, with each of the teeth guards aligned with one of the teeth of the stator lamination stack to electrically insulate the coil winding from the teeth of the stator lamination stack.

Abstract: The invention relates to a rotor for a fluid pump, in particular for use in the medical sphere, the rotor being compressible for bringing to the place of use and thereafter being expandable. The compressibility is assisted by the provision of cavities, in particular also production of the rotor at least partially from a foam.

Abstract: The invention relates to a rotor blade (100) for a wind turbine, having a rotor blade root (102), a rotor blade outer edge (104), a leading edge (106) and a trailing edge (108), The leading edge (106) and the trailing edge (108) define a chord (110), the length of which increases from the rotor blade root (102) to the rotor blade outer edge (104), Chord centre points (112) define a rotor wing centre line (114) running from the rotor blade root (0.102) to the rotor blade outer edge (104) and the rotor wing centre line (114) divides the rotor blade outer edge (104) into a leading edge portion (116) and a trailing edge portion (118), a winglet (120) that extends only along the trailing edge portion (118) being arranged on the rotor blade outer edge (104).

Abstract: Provided are a fluid circulation system and a method for operating same, a computer-readable medium, and a controller. The fluid circulation system comprises: a scroll expander, and an external fluid circulation path, which comprises a high-pressure fluid pipe and a low-pressure fluid pipe. The operation method comprises the following steps: before fluid is supplied to the scroll expander, making the fluid pressure in the high-pressure fluid pipe higher than the fluid pressure in the low-pressure fluid pipe by a pre-determined pressure difference; and after the pre-determined pressure difference is realized, starting the scroll expander and supplying fluid to the scroll expander. According to the present disclosure, the technical problem of a scroll expander being unable to be normally started and work can be avoided, and the invention is simple, practical, convenient, and easily implemented.

Abstract: An ECM executes a catalyst early activation control at cold start of an engine such that the activation of a catalyzer is promoted by opening a WGV. Further, the ECM performs a diagnosis process of, during execution of the catalyst early activation control, repeating opening and closing of the WGV with a given period and diagnosing whether or not the WGV is stuck, based on whether or not a fluctuation component with the same period as the period of the opening and closing of the WGV is included in output from an intake manifold pressure sensor during the repetition.

Abstract: A ventilator having a rotor is mounted in a rotatable manner around an axis of rotation. The rotor includes a plurality of blade-like rotor blades arranged around the axis of rotation. The ventilator includes a sensor device for detecting an object approaching one of the plurality of rotor blades, and a control device that receives signals from the sensor device. The control device extrapolates a trajectory of the object from a position x and a speed v of the object, and adjusts an angular position or rotational speed n of the rotor to allow the object to continue moving along its trajectory without colliding with one of the plurality of rotor blades.

Abstract: Methods and systems for testing a sensor of a propeller blade angle position feedback system are described. A sensor signal is received from a sensor at a known position relative to a feedback device, the feedback comprising a ring and at least one pair of position markers spaced from one another around a circumference thereof, the sensor configured for successively detecting passage of the position markers as the feedback device rotates at a known rotational speed and an axial distance between the sensor and the feedback device varies. From the sensor signal a measured position of the sensor relative to the feedback device and a measured rotational speed of the feedback device are determined. The measured position and the measured rotational speed are compared to the known position and the known rotational speed to determine a sensor accuracy.

Abstract: A side housing for a rotary internal combustion engine, has: a side wall; a side plate having a rotor-engaging side facing away from the side wall and a back side opposite the rotor-engaging side and facing the side wall, the side plate defining first threads located on the back side, the first threads extending circumferentially around a central axis of the side plate; and a nut rotatable relative to the side wall about the central axis of the side plate and axially locked to the side wall relative to the central axis, the side plate secured to the side wall via a threaded engagement between the first threads of the side plate and second threads defined by the nut.

Abstract: A blade outer air seal assembly includes a support structure. A blade outer air seal has a plurality of seal segments arranged circumferentially about an axis and mounted in the support structure by a carrier. The carrier has first and second hooks that extend radially outward from a platform along an axial length of the carrier. The first and second hooks are in engagement with the support structure.

Abstract: Disclosed herein is an electric power and thermal management system in which, when a shaft is rotated due to an operation of a power part, generation of electric power and a circulation of a fluid are performed together so that the generation of the electric power and a circulation structure of oil are integrated, and thus a layout can be reduced, and a structure can be simplified. In addition, in a state in which the generation of the electric power and the circulation structure of the oil are integrated, a circulation amount of the oil is adjusted according to an angle of an inclined plate constituting a pumping mechanism so that an oversupply of the oil to parts through which the oil is circulated can be prevented.

Abstract: Wind turbine blade having a length L, an airfoil with a chord C, and a first Gurney flap attached to the pressure or the suction surface of the airfoil near the trailing edge of the wind turbine blade. The first Gurney flap extends along at least 50% of the length of the outer ?rd of the wind turbine blade. By mounting the Gurney flap to the outer portion of the blade, the lift of the outer portion of the blade can be increased or decreased depending on the conditions in which the wind turbine is operating.

Abstract: A method to operate a wind turbine is provided, the method including determining a correction model associated with the wind turbine, determining a corrected turbulence intensity parameter associated with the wind turbine based on the correction model, and operating the wind turbine based on the corrected turbulence intensity parameter.

Abstract: An oil dispersion system uses an actuator for propellers and includes a pumping device that circulates oil when a driving motor is operated to drive a propeller, whereby the propeller and an oil circulation structure are integrated, and a circulation amount of oil is adjusted based on an angle of a swash plate of the pumping device when the driving motor is operated in order to drive the propeller, thereby controlling a supply of oil to no more than that required by oil-using parts.

Abstract: A centrifugal compressor includes: an impeller provided in a housing; a throttling portion provided in front of the impeller in the housing; an actuator rod connected to an actuator and including a plate portion including a plane at its end; and a connecting portion connected to the throttling portion and including a pair of projections facing each other across the plate portion in an axial direction of the actuator rod.

Abstract: Aspects of the disclosure regard a fan case assembly for a gas turbine engine, the fan case assembly comprising a fan case having an inner surface, a fan case liner having an outer surface, and a reclosable fastening system attaching the fan case liner to the fan case, the reclosable fastening system comprising two components, a first component being attached to the fan case inner surface and a second component being attached to the fan case liner outer surface.