Abstract: Embodiments generally disclosed herein include a computer-implemented method for monitoring and correlating network traffic data associated with a primary network that is in communication with a plurality of secondary networks. The method generates a network traffic data set by monitoring network traffic between the primary network and the plurality of secondary networks. The method also determines a mapping of network connectivity by monitoring inter-network routing information between the primary network and the plurality of secondary networks. In addition, the method generates a traffic measurement data set by monitoring network utilization statistics between the primary network and the plurality of secondary networks. With the collected data sets, the method then calculates a relational network mapping between the primary network and the plurality of secondary networks by correlating the network traffic data set, the mapping of network connectivity, and the traffic measurement data set.

Abstract: An exhaust system for an engine includes an exhaust nozzle located adjacent an outlet end of the engine to receive a primary flow of exhaust gasses expelled from the engine, an inlet opening formed between the exhaust nozzle and the outlet end of the engine through which a secondary flow is provided to the exhaust nozzle, and a vortex generator arranged within the exhaust system at a position where both the primary flow and the secondary flow are present. The vortex generator interrupts at least one of the primary flow and the secondary flow.

Abstract: An integrated inlet particle separator (IPS) blower/engine starter including a housing having an inlet and an outlet. A turbine member is rotatably supported in the housing. A geared member operatively connected to the turbine member extends outward from the housing. The integrated IPS blower/engine starter is operable in a first configuration receiving a first fluid flow to rotate the geared member and in a second configuration generating a fluid flow through powered rotation of the geared member.

Abstract: A trip reduction tool for a wind turbine power system includes a capacitor assembly configured to provide multiple capacitance levels for the power system, including e.g. a first level of capacitance during a learning phase of the tool. The tool also includes one or more processors communicatively coupled to the capacitor assembly that is configured to monitor a plurality of electrical devices of the power system for trips during the learning phase. When a trip is detected, the processor(s) collects data and determines a location of the trip. When the location of the trip is located in an electrical device that corresponds to a weak link of the power system, the processor(s) determines a second level of capacitance for the power system based on the collected data. In addition, the processor(s) provides the second level of capacitance at the weak link of the power system to reduce future trips of the electrical device.

Abstract: Cells of a composite cell array are cured by placing tool blocks in the cells and inserting thermally conductive elements in each of the tool blocks. The thermally conductive elements are convectively heated by a flow of hot air. The heated conductive elements conduct heat to the tooling blocks, which then conduct heat to the cells to cure the composite and adhesive.

Abstract: Embodiments herein include methods and systems for use in delivering resources to a client device over a local network. An exemplary system comprises a plurality of caching devices operable to cache resources on behalf of a plurality of content providers, and a local caching device communicatively situated between an access network and the client device, wherein the access network is communicably situated between the plurality of caching devices and the local caching device. The local caching device is operable to retrieve a requested resource from at least one of the plurality of caching devices, deliver the requested resource to the client device over the local network, and store the requested resource for future requests by other client devices.

Abstract: Systems, methods, tangible non-transitory computer-readable media, and devices for operating an autonomous vehicle are provided. For example, the disclosed technology can include receiving sensor data and map data. The sensor data can include information associated with an environment detected by sensors of a vehicle. The map data can include information associated with traffic signals in the environment. Further, an input representation can be generated based on the sensor data and the map data. The input representation can include regions of interest associated with images of the traffic signals. States of the traffic signals in the environment can be determined, based on the input representation and a machine-learned model. Traffic signal state data that includes a determinative state of the traffic signals can be generated based on the states of the traffic signals.

Abstract: The present disclosure is directed to a wind turbine. The wind turbine includes a tower, a machine head having a generator, and a rotor mechanically coupled to the generator. The rotor includes a hub and a plurality of rotor blades coupled to and extending outwardly from the hub. The wind turbine also includes an adaptor coupled between the tower and the machine head, with the adaptor defining an interior chamber. Furthermore, the wind turbine includes one or more electrical components electrically coupled to the generator, with the one or more electrical components being positioned within the interior chamber defined by the adaptor.

Abstract: The present subject matter is directed to a system and method for improving speed control of a pitch drive system of a wind turbine. In one embodiment, the pitch drive system includes a direct current (DC) motor having an armature and a series-field winding, a battery assembly having a positive terminal and a negative terminal, and a current-controlling device configured in series between the positive terminal of the battery assembly and the series-field winding. The battery assembly is configured to supply power to the pitch drive system and the current-controlling device is configured to supply current to the series-field winding so as to ensure a field flux does not equal zero. Thus, the current-controlling device has the effect of limiting the maximum speed of the DC motor.

Abstract: A tension band is provided comprising multiple straps coupled end to end using tension control systems. The tension control systems comprise a tension adjustment mechanism, such as a reel, and a tension member, such as a cable which spans the coupled ends of straps. Each tension control system can be operated independently of the other to draw together or separate further apart, the coupled ends of straps, in order to increase or decrease band tension and thereby selectively apply more or less pressure to different regions of the body part the tension band is wrapped around. The tension bands disclosed may be used around the head, pelvic/hip (sacroiliac) region or lower (lumbosacral) back region of a subject in need of pain relief and to provide support and/or strengthen those areas of the body.

Abstract: A modular power generator is provided. In some embodiments, the modular power generator can utilize or otherwise leverage one or more harvesting modules, each consisting of one or more nitinol elements, to harvest low grade thermal energy, converting it into high grade mechanical energy. The mechanical energy can be decoupled from the power generator by a mechanical energy storage mechanism, an energy transfer mechanism, and a control mechanism. Stored mechanical energy can be utilized on demand or asynchronously with respect to the generation of the mechanical energy.

Abstract: Embodiments herein include methods and systems for use in delivering resources to a client device over a local network. An exemplary system comprises a plurality of caching devices operable to cache resources on behalf of a plurality of content providers, and a local caching device communicatively situated between an access network and the client device, wherein the access network is communicably situated between the plurality of caching devices and the local caching device. The local caching device is operable to retrieve a requested resource from at least one of the plurality of caching devices, deliver the requested resource to the client device over the local network, and store the requested resource for future requests by other client devices.

Abstract: Systems, methods, tangible non-transitory computer-readable media, and devices for autonomous vehicle operation are provided. For example, a computing system can receive object data that includes portions of sensor data. The computing system can determine, in a first stage of a multiple stage classification using hardware components, one or more first stage characteristics of the portions of sensor data based on a first machine-learned model. In a second stage of the multiple stage classification, the computing system can determine second stage characteristics of the portions of sensor data based on a second machine-learned model. The computing system can generate an object output based on the first stage characteristics and the second stage characteristics. The object output can include indications associated with detection of objects in the portions of sensor data.

Abstract: One aspect is an electrical augmentation system for a gas turbine engine. The electrical augmentation system includes an electric motor operably coupled to a shaft of the gas turbine engine, and an energy storage device operable to provide a temporary increased current source to the electric motor. The electrical augmentation system includes a control system having a torque demand anticipation circuit operable to determine an anticipated torque increase condition for the gas turbine engine. Based on the anticipated torque increase condition, the torque demand anticipation circuit commands a temporary torque increase by the electric motor using the energy storage device.

Abstract: An integrated inlet particle separator (IPS) blower/engine starter including a housing having an inlet and an outlet. A turbine member is rotatably supported in the housing. A geared member operatively connected to the turbine member extends outward from the housing. The integrated IPS blower/engine starter is operable in a first configuration receiving a first fluid flow to rotate the geared member and in a second configuration generating a fluid flow through powered rotation of the geared member.

Abstract: A method and apparatus for a walking robot. A first end effector connected to a first end of a robotic arm is moved relative to a surface of a structure and away from a second end effector connected to a second end of the robotic arm. The first end effector is secured relative to the surface of the structure after moving the first end effector relative to the surface. The second end effector connected to the second end of the robotic arm is moved relative to the surface of the structure and toward the first end effector.

Abstract: The present disclosure describes one or more systems, methods, routines and/or techniques for thermal management. One or more systems, methods, routines and/or techniques may provide advice or guidance (e.g., to a repair technician) regarding how to perform a hot bond repair, for example, on an aircraft component that has been damaged. The thermal management advisor may provide advice or guidance regarding how to prepare a repair field prior to running a thermal survey. For example, thermal management advisor may recommend a particular heat blanket, a configuration of the heat blanket, placement of various temperature sensors and other preparation guidance. The thermal management advisor may provide advice or guidance regarding how to alter or manage the repair setup during a thermal survey and during the actual curing process. For example, thermal management advisor may recommend particular temperature sensors or areas of the repair field that should be insulated.

Abstract: Object detection systems and methods can include identifying an object of interest within an image obtained from a camera, obtaining a first supplemental portion of data associated with the object of interest determining an estimated location of the object of interest within three-dimensional space based at least in part on the first supplemental portion of data and a known relative location of the camera, determining a portion of the LIDAR point data corresponding to the object of interest based at least in part on the estimated location of the object of interest within three-dimensional space, and providing one or more of at least a portion of the image corresponding to the object of interest and the portion of LIDAR point data corresponding to the object of interest as an output.

Abstract: Adhesive bondlines in a cell-based structural array are thermally cured using tooling blocks inserted into the cells. The tooling blocks have embedded susceptors that are inductively heated by an alternating electromagnetic field generated by an electromagnet.

Abstract: A system for controlling a wind turbine may include at least one sensor configured to provide at least one of a wind speed signal or a wind direction signal and a turbine controller configured to control the operation of the wind turbine. The system may also include a secondary controller inserted between the sensor(s) and the turbine controller. The secondary controller may be separated from the turbine controller by a distance and may be configured to receive the wind speed signal and/or the wind direction signal from the sensor(s) over a communication interface. In addition, the secondary controller may be configured to adjust the wind speed signal and/or wind direction signal based at least in part on a signal bias value(s) to an adjusted signal(s) and to provide the adjusted signal(s) to the turbine controller.