Embodiments of the disclosure provide for improving passenger assistance. In the context of a method, the method includes obtaining vehicle data associated with operation of a vehicle; determining the vehicle data satisfies one of a plurality of conditions stored in at least one data store…
A method for monitoring and analyzing the operation of a battery energy storage system (BESS) comprises, entering data parameters from one or more subsystems of a field installed BESS into a correlation matrix and extracting target correlations from the correlation matrix. The target correlations…
A system includes a fuel cell stack. A liquid coolant loop is coupled to provide coolant to the fuel cell stack. An expansion tank is coupled to the coolant loop and has an expansion tank inlet to couple to a fuel cell stack cathode inlet. An inlet check valve has a relative cracking pressure dpin…
Apparatuses, systems, and methods are provided for at least ignition switches. An exemplary ignition switch may include a rotor. The exemplary ignition switch may include a contact having one or more protruding portions configured to mechanically couple the contact to the rotor. The exemplary…
A gas turbine engine inlet anti-ice system includes a nacelle having an inlet lip, an anti-ice air supply duct, and a flow deflector. The inlet lip has an annular anti-icing chamber formed therein that is defined by an inner surface of the inlet lip and an aft wall that has an aft wall opening…
A system and method for detecting the degradation of a storage battery of a battery energy storage system (BESS) container includes a battery management system (BMS) coupled to the storage battery configured to collect battery operational data from the storage battery. A battery data repository…
Systems and methods for compensating optical lead fluctuations in an RFOG include sources for generating first and second optical signals; an optical resonator; first and second lead lines connected to the sources and the resonator, wherein the sources couple the first and second optical signals…
A method is provided that includes combining a light wave from a master laser with a light wave from a first slave laser to produce a first signal including a first beat note signal, detecting the first signal, providing the first signal to a first mixer in a feedback path of a first optical phase…
A gyroscope comprises a source emitting a broadband beam, and a first waveguide arrangement that splits the beam into CCW and CW beams. First and second phase modulators are coupled to the waveguide arrangement and provide phase modulations or frequency shifts to the CCW and CW beams. An optical…
Embodiments of the present disclosure are directed to a vehicle battery situational awareness (VBSA) platform configured to monitor one or more vehicles. An onboard VBSA system associated with a vehicle is communicably coupled to a vehicle operations center associated with the VBSA platform and can…
A method of making a readout mirror for a ring laser gyroscope comprises forming an optical substrate component that includes a lower surface, a first upper surface portion substantially parallel to the lower surface, and a second upper surface portion angled with respect to the lower surface…
Vehicle systems and methods are provided for assisting operation of a vehicle by automatically updating a secondary display in response to a user input on a primary display. One method involves determining a context associated with the user input on a first graphical user interface (GUI) display…
Augmented autobrake systems useful in preventing accidents related to runway incursions are provided, as are related processes and program products.In one embodiment, the augmented autobrake system is deployed on an aircraft and utilized in conjunction with a Runway Warning and Status Lights (RWSL)…
Augmented autobrake systems useful in preventing accidents related to runway incursions are provided, as are related processes and program products.In one embodiment, the augmented autobrake system is deployed on an aircraft and utilized in conjunction with a Runway Warning and Status Lights (RWSL)…
In one example, the disclosure is directed to a method of determining a length of a wear pin in a brake assembly. The method includes obtaining an input image of a portion of the brake assembly, such as with a camera. The input image includes the wear pin and a reference object, and the reference…
A centrifugal compressor for a turbocharger includes an inlet-adjustment mechanism in an air inlet for the compressor, operable to move between an open position and a closed position in the air inlet. The inlet-adjustment mechanism includes a variable-geometry conical mechanism comprising a…
Methods and systems are provided for displaying a taxi clearance for an aircraft (120) at an airport (302). One exemplary method involves receiving user input indicative of a constraining taxi path (414) of a plurality of taxi paths at the airport (302), determining a first taxi portion (416)…
A centrifugal compressor for a turbocharger includes an inlet-adjustment mechanism in an air inlet for the compressor, operable to move between an open position and a closed position in the air inlet. The inlet-adjustment mechanism includes an axially elongated ring. In the open position, the…
A method can include applying a force to a control arm operatively coupled to a shaft; transmitting at least a portion of the force from the shaft, via an arm, to a plug positioned with respect to a wastegate seat of a turbine housing; maintaining an isostatic condition for relative positions of…
In some examples, an aircraft wheel assembly includes an axle, a bearing assembly, and a hub defining a bearing bore. The bearing bore may be configured such that the dynamic radial and axial thrust bearing reactions between the axle and the hub results in a first reaction force F R applied to the…
The exposure of an aircraft component to an oxidation catalyst, such as a deicing solution, may be detected with the aid of an electrical conductivity sensor. In some examples, a system includes an aircraft component, an electrical conductivity sensor mechanically connected to the aircraft…
A visual search assistance system and related operating method are disclosed. An exemplary embodiment of the method dynamically determines a desired line-of-sight vector from an occupant of a vehicle to a visual target, and dynamically determines, with an onboard tracking system of the vehicle, an…
A system method of estimating health of aircraft brake system friction material includes sensing a temperature of the friction material, and supplying the sensed temperature to a processor-implemented thermal model that is configured to estimate friction material temperatures at one or more…
An assembly for a turbocharger includes a turbine housing (810) that defines an exhaust inflow chamber (828) that includes a wastegate valve seat (826) and that defines an exhaust outflow chamber (830); and a wastegate valve plug (856) that includes a seal surface where, in a closed state, the seal…
The present invention provides engine control capable of receiving an indication of the pedal position, and pre-processing the indication of the pedal position to determine whether the received indication of the pedal position corresponds to the antisurge mode activation condition (31). In response…
The present invention provides engine control including antisurge control (30) capable of receiving a boost pressure of an engine turbocharger, receiving an engine speed, and looking up a static control parameter lookup table according to the engine speed and boost pressure so as to select a…
Fault-tolerant lateral waypoint sequencing is provided for a system that includes at least a first flight management computer and a second flight management computer. A processing operation associated with lateral leg sequencing of an aircraft flight plan is implemented in the flight management…
A turbocharger (20) includes an annular bypass volute (60) to allow exhaust gas to bypass the turbine wheel (54). An annular bypass valve (70) is disposed in the bypass volute (60). The bypass valve comprises a fixed annular valve seat (72) and a rotary annular valve member (74) arranged coaxially…
A device and method for adjusting the position and/or the size of touch sensitive objects (706-712) in response to adaptive conditions, such as turbulence, vibration, and/or G forces, in which larger or spaced touch sensitive objects (706-712) would be beneficial.
A turbocharger includes a turbine wheel (54) mounted within a turbine housing (52) and connected to a compressor wheel (34) by a shaft (36). The turbine housing defines an exhaust gas inlet (56) connected to a volute (58) that surrounds the turbine wheel, and an axial bore (62) through which…