Abstract: This disclosure is directed to a composable thin computing device. An example device may comprise at least a device interface module, a communication module, a processing module, a memory module, a composable computing module and a power module. The device interface module may couple the device to an operational environment via at least one of a physical connector or a wireless connection. The communication module may at least one of transmit or receive data via the device interface module. The processing module may process the data. The memory module may store at least a portion of the data. The composable computing module may cause at least one of the above modules to perform certain functionality related to the operational environment. The power module may power at least one of the above modules.

Abstract: Certain aspects of the present disclosure generally relate to wireless communications. In some aspects, a wireless communication device may determine that the wireless communication device is configured to use a primary component carrier (PCC), a first secondary component carrier (SCC), and a second SCC for carrier aggregation. A primary cell may be associated with the PCC, a first secondary cell may be associated with the first SCC, and a second secondary cell may be associated with the second SCC. The first secondary cell may provide control information for the second secondary cell. The wireless communication device may monitor at least one of the first SCC or the second SCC. The wireless communication device may perform an action associated with the second secondary cell based, at least in part, on monitoring the at least one the first SCC or the second SCC.

Abstract: A system including a dual cure composite structure is disclosed. The system also includes a first layer comprising a resin having a first and a second functional group. The system further includes a second layer comprising the resin having the first and the second functional group. The system also includes a third layer comprising the resin having the first and the second functional group. The system further includes a first covalent bond across an interface of the first and the second layer and a second covalent bond across another interface of the second and the third layer. The system further includes more than two layers comprising the resin having the first and second functional group. A method of manufacturing a system including a dual cure composite structure is also disclosed. The method includes providing a first layer comprising a resin having a first functional group and a second functional group. The method also includes applying a first curing source to partially cure the first layer.

Abstract: Systems and methods are provided to evaluate a search engine using search results retrieved from a plurality of different search engines. For example, a controller can randomly distribute a set of pre-formulated queries to a plurality of computers to query the search engines at random times to obtain search results and combine the search results to evaluate the completeness of a query result provided by a particular search engine. The controller may simulate the random queries from users using a set of computers and may reduce the burden on the search engines by spreading out the query activities over a period of time, such as a month.

Abstract: A bubble liquid bottle includes a bottle body, a pad covering a mouth of the bottle body, a straw connected to a communication opening of the pad and inserted into the bottle body, and a head. The head is disposed on the mouth and includes a main body having outlet, inlet, and communication channels, a handle, and a pressure-relief device disposed in the communication channel and including a stopper, an elastic member for driving the stopper to block communication between the outlet channel and the communication opening, and a ring located above the outlet channel and sleeving the stopper. The handle is pivoted to the main body and inserted into the stopper for moving the stopper upward. When an internal pressure of the bottle body is greater than a predetermined value, the stopper is moved upward by the internal pressure to make the outlet channel communicated with the communication opening.

Abstract: Polymer-based materials and processes suitable for producing panels, for example, panels for use in a fan shroud abradable seal of a turbofan engine. Such a process includes introducing constituents of an expandable foam material into a continuous forming apparatus that continuously compounds the constituents into a partially-cured compounded polymeric material, which is then continuously formed with the continuous forming apparatus to produce a continuous form having a constant cross-sectional shape transverse to a continuous forming direction of the continuous forming apparatus. A portion of the continuous form is then deformed to produce a preform, and the preform is cured within a restricted volume to cause the preform to expand and produce the panel.

Abstract: An embodiment provides a manufacturing method for a porous carbon material including: preparing a first solution including a surfactant, a carbon source material and a solvent; pouring the first solution into a silica sol aqueous solution to form a second solution; preparing a silicate aqueous solution; pouring the silicate aqueous solution into the second solution to form a third solution and to precipitate out an intermediate, wherein the intermediate includes the surfactant, the carbon source material and a silica template; performing a heating process on the intermediate to carbonize the intermediate; and removing the silica template of the carbonized intermediate to form a porous carbon material. Another embodiment of the disclosure provides a porous carbon material. The other embodiment provides a supercapacitor.

Abstract: A hybrid turbine blade and method of fabrication, comprising a shank portion and an airfoil portion. The airfoil portion comprising a composite outer structure having a recess formed therein and an alternating stack of at least one composite section and at least two insert sections disposed in the recess. The outer composite structure and the at least one composite section having a first density. The at least two insert sections having a second mass density, which is less than the first mass density. The composite outer structure and the alternating stack of at least one composite section and at least two insert sections together define an airfoil portion that meets all mechanical load carrying requirements of said hybrid turbine blade such that no load transfer needs to occur through said at least two insert sections.

Abstract: An airfoil structure includes a composite core including a triaxial braid, wherein the triaxial braid includes a longitudinal axis, a first bias fiber extending in a first bias direction at a first bias angle to the longitudinal axis, a second bias fiber extending in a second bias direction at a second bias angle to the longitudinal axis, and an axial fiber extending in a direction parallel to the longitudinal axis. The airfoil structure further includes an outer layer substantially surrounding the composite core, wherein the outer layer includes a plurality of unidirectional prepreg layers.

Abstract: An analog frontend (AFE) interface is dynamically programmable. A single AFE circuit can interface with multiple different analog devices, and dynamically configure its input for efficient interfacing with each different analog device. The AFE receives multiple unprocessed analog input signals and samples the analog input signals. A preprocessor element in the AFE analyzes the input signals and generates control signals based on the analyzing. The control signals dynamically adjust how the AFE samples the analog input signals, and can improve the efficiency of the operation the AFE.

Abstract: A wind blade includes a self-supporting structural framework, having a span-wise member, a plurality of chord-wise members, a fabric skin, and at least one of a stiffener and a mechanical element. The plurality of chord-wise members is coupled to the span-wise member and each chord-wise member and the span-wise member maintains an aerodynamic contour of the wind blade. Further, the fabric skin is disposed over the self-supporting structural framework. The stiffener and/or the mechanical element are coupled to the self-supporting structural framework, and are operable to provide a relative movement to the self-supporting structural framework for adjusting the aerodynamic contour and provide pretension to the fabric skin.

Abstract: A wind blade with a self-supporting structural framework, having multiple chord-wise members and one or more span-wise members is provided. Each of the multiple chord-wise members and the one or more span-wise members have an aerodynamic contour. The wind blade also comprises a fabric skin located over the self-supporting structural framework in a tensioned state to generate an aerodynamic surface, wherein the fabric skin is attached via multiple tensioning members to both the chord wise members and span wise members.

Abstract: Systems and methods may provide for a programmable array of tactile elements in which the active elements may be dynamically altered in time and space and in dependence upon the orientation of the device of which it is a part. That device may be part of a wearable device, such as a hat, smart watch, smart glasses, glove, wristband or other garment.

Abstract: The invention relates to a wind power plant comprising a vertically disposed shaft (2), a rotor with a number of straight or slightly curved blades (3, 4) which are parallel to the shaft (2); said rotor rotates round the shaft (2) whereby at least, one rotor blade (3, 4) which is disposed on the side facing the shaft (2) has a strip (5), which, in turn, is parallel to the shaft and projects from the surface of the rotor-blade (3, 4).

Abstract: A method of constructing roughness change model for wind farm micro-sitting includes following steps. A roughness change model is established. The roughness change model is resolved. The step of establishing the roughness change model includes that a wind flow from upstream reaches an anemometer tower after being disturbed by two roughness change, and a wind profile of the wind turbine comprises a first portion, a second portion, and a third portion. The first portion is described with a first roughness and a first friction velocity, the second portion is described with a second roughness and a second friction velocity, and the third portion is described with a third roughness and a third friction velocity.

Abstract: A method of analyzing wake flow of wind turbine based on multiple wake flow models includes following steps. A number of wake flow model are analyzed. A number of wake flow turbulence models are analyzed based on analysis results of the wake flow models. A number of wake flow combined models are analyzed based on the analysis results of the wake flow turbulence models, and the wind turbine wake flow analysis results of all the wake flow models, wake flow turbulence modes, and wake flow combine models are obtained.

Abstract: Certain aspects of the present disclosure relate to techniques and apparatus for enabling non-destaggered channel estimation. In aspects, a method for wireless communications is provided including determining a first channel impulse response (CIR) based on a first set of received reference signals staggered in time, determining a second CIR based on a second set of received reference signals from the same sub-frame time slot, wherein a reference signal is associated with one of a plurality of virtual transmit antenna ports, and aligning the first CIR and the second CIR based, at least in part, on a time tracking loop (TTL) timing offset.

Abstract: A wind turbine blade is provided. The wind turbine blade includes a first section and a second section adjacent the first section. At least one of the first section and the second section includes a skin segment and a network of support members disposed within the skin segment. The network of support members is configured for expansion.

Abstract: Certain embodiments herein are directed to managing wireless spectrum, which may include recommending or transmitting spectrum usage changes to one or more wireless devices. A spectrum management system comprising one or more computers may receive spectrum usage information associated with one or more wireless devices. The spectrum management system may generate a spectrum usage map based on the received information. Based on the spectrum usage map, a spectrum usage change is determined and transmitted to one or more wireless devices. The wireless devices may change their operation in accordance with the spectrum usage change.

Abstract: This disclosure is directed to a composable thin computing device. An example device may comprise at least a device interface module, a communication module, a processing module, a memory module, a composable computing module and a power module. The device interface module may couple the device to an operational environment via at least one of a physical connector or a wireless connection. The communication module may at least one of transmit or receive data via the device interface module. The processing module may process the data. The memory module may store at least a portion of the data. The composable computing module may cause at least one of the above modules to perform certain functionality related to the operational environment. The power module may power at least one of the above modules.