Abstract: A hover and thrust control assembly for dual-mode aircraft including a plurality of flight components mechanically coupled to an aircraft includes a support structure attached to an aircraft frame of an aircraft having a control stick coupled to the support structure. The control stick may include a length and radius and configured to be manipulated along a plurality of axes, wherein the manipulation of the control stick produces an electronic signal, wherein the control stick is further configured to be manipulated rotationally about the length of the control stick. A first interface device disposed on the control stick may be configured to receive an interaction and adjust a lift of the dual-mode aircraft as a function of the interaction. A second interface device may be configured to receive an interaction and adjust the lift of the dual-mode aircraft as a function of the interaction.

Abstract: A locking device for adjusting the nailing force of an electric nailing gun, comprising a power box, a driving motor provided inside the power box, an upper cylinder configured on the right side of the power box, a lower cylinder located right beneath the upper cylinder. The driving motor is connected with a connecting arm via a reducing mechanism. The end part of the connecting arm is configured with an eccentric spindle. A lower piston is provided inside the lower cylinder. The lower piston is hinged with a piston arm. The piston arm is connected to the eccentric spindle. An upper piston is configured inside the upper cylinder. The center of the left sidewall of the upper piston is configured with a firing pin. The left end of the firing pin sticks out of the upper cylinder.

Abstract: An apparatus and process for warming a cryogenic liquid and re-cooling gas for recapture and recovery of that cryogenic gas can include recovery cryogenic gas and storing that gas in at least one storage device to avoid venting such gas to atmosphere. The stored gas can be fed to at least one heat exchanger to vaporize a cryogenic liquid being fed from at least one storage tank for dispending of that cryogenic fluid. The stored cryogenic gas can be cooled as a result of its use as a heating medium for vaporization of the cryogenic liquid and can be subsequently fed to one or more cryogenic liquid storage tanks as a cooled cryogenic gas, partially liquefied fluid that includes cryogenic liquid and cryogenic gas, or a fully liquefied cryogenic liquid for storage and subsequent use.

Abstract: An apparatus and process for fog mitigation can be include a mechanism to reduce fog formation and/or condense the fog into water to avoid fog being formed and moving through a site. Embodiments can be configured to utilize at least one fog collection mechanism positioned adjacent a vaporizer utilized to vaporizer a cryogenic liquid so that fog that may form adjacent the vaporizer is removed from air surrounding the vaporizer and prevented from spreading beyond the vaporizer to other areas of a site having the vaporizer (e.g. a hydrogen fueling station, etc.).

Abstract: The present application provides an evaporator, including a heat exchange tube set and a distribution device. The heat exchange tube set includes a plurality of heat exchange tubes. The distribution device is provided on one end of the length direction of the heat exchange tube set such that the distribution device can distribute a refrigerant through heat exchange tube inlets at the end portions of the plurality of heat exchange tubes. The distribution device includes a distribution device housing, at least one receiving port, and at least one distribution member. The receiving port is provided on the distribution device housing, and the distribution member is provided in the distribution device housing. The distribution device housing is disposed around the heat exchange tube inlets at the end portions of the heat exchange tube set and seals the heat exchange tube inlets. The distribution member can receive the refrigerant through the receiving port.

Abstract: A unique seal for a wave rotor disk engine is disclosed herein. The seal is operable for sealing a region between a rotor and a rotor casing. The seal is spring loaded and will engage with the tip of the rotor to reduce pressure loss within the wave rotor disk engine.

Abstract: A method of forming a gas treatment element for use in a gas treatment apparatus, such as a desiccant dryer, is disclosed. The element is formed by casting a sheet material by phase inversion of a dope mixture including a solvent, an adsorbent material such as a desiccant and a polymer binder. Layers of the sheet material are located adjacent one another and this is most readily achieved by rolling the sheet material to form the gas treatment element.

Abstract: Methods are provided for identifying and quantifying information loss in a system due to uncertainty and analyzing the impact on the reliability of system performance. Models and methods join Fano's equality with the Data Processing Inequality in a Markovian channel construct in order to characterize information flow within a multi-component nonlinear system and allow the determination of risk and characterization of system performance upper bounds based on the information loss attributed to each component. The present disclosure additionally includes methods for estimating the sampling requirements and for relating sampling uncertainty to sensing uncertainty. The present disclosure further includes methods for determining the optimal design of components of a nonlinear system in order to minimize information loss, while maximizing information flow and mutual information.

Abstract: A track pad assembly for a continuous track vehicle includes a track plate and a polymer pad. The track plate includes a plate body having a tread surface, and one or more mesh arrays attached to the tread surface of the plate body. The polymer pad is attached to the mesh array(s) and to interstitial areas of the tread surface defined by cells of the mesh array(s), e.g., by press bonding in conjunction with an adhesive. The polymer pad may be made of an elastomer such as hardened rubber.

Abstract: A method for corrosion control is disclosed, wherein the method includes limiting all components involved in sulfuric acid formation to low levels. The components include, but may not be limited to oxygen, nitrogen oxides, sulfur oxides, and H2S. The method may also include maintaining the H2S level above typical pipeline concentrations to inhibit the reactions to form sulfuric acid in the pipeline.

Abstract: System and method for performing fiber optic alignment and attachment of an industry standard single fiber optic cable or fiber array to the facet of an optical chip. The proposed invention provides a means to gently hold and release a single fiber or fiber array while maintaining tolerance restrictions created by the presence of neighboring fibers or chip carriers via an inverted vacuum system.

Abstract: A method for separating a raw feed gas stream utilizes a compressor, a chiller, a membrane drying stage, and a plurality of membrane separation stages. The raw feed gas stream may comprise biogas. In one example, the raw feed gas stream is supplied to the chiller where it is cooled to a target operating temperature to separate out condensed water. The gas stream is then supplied to a membrane drying stage to separate out water vapor. An off-gas from one of the membrane module stages may be recycled as a low pressure sweep gas on the low pressure side of the membrane drying stage to increase the driving force for water permeation within the membrane drying stage. The gas stream is then supplied to the plurality of membrane separation stages where it is upgraded into a high purity methane stream.

Abstract: A system for producing a control signal of an electric vertical take-off and landing (eVTOL) aircraft includes a flight controller configured to obtain a requested aircraft force, generate an optimal command mix, wherein the optimal command mix includes a plurality of commands to a plurality of actuators as a function of the requested aircraft force, wherein generating further comprises receiving an ideal actuator model includes at least a performance parameter, producing a model datum as a function of the ideal actuator model, and generating the optimal command mix as a function of the request aircraft force and the model datum, and produce a control signal as a function of the optimal command mix.

Abstract: A magazine for loading projectiles into a launch assembly by gravity feed. The magazine has a plurality blades radially extending from a central axis and defining a like plurality of compartments in an axially rotatable ring. The ring rests upon a stationary deck plate having a hole for gravity feed of the projectile into the launch assembly below. Projectiles having different fight characteristics are deposited into the compartments at a safe location, supported by the deck plate and the launch assembly with an associated device are transported to a hostile environment. A first projectile is launched by the launch assembly in a longitudinal direction. The launch assembly is retracted, automatically indexing the rotatable ring and dropping the next projectile through the hole and into the launch assembly for subsequent launch.

Abstract: Systems and methods relate to electric propulsor fault detection. An exemplary system includes at least a first inverter configured to accept a direct current and produce an alternating current, a first propulsor, a first motor operatively connected with the first propulsor and powered by the alternating current, and at least a noise monitoring circuit electrically connected with the direct current and configured to detect electromagnetic noise and disengage the at least an inverter as a function of the electromagnetic noise.

Abstract: A drinking device comprises a drinking straw with an inner flow channel and a drinking end and an aroma container connected with the drinking straw for adding an aroma substance to an air flow flowing out of the aroma container. The aroma container comprises at least one air outlet opening which is in flow connection either with at least one aroma inlet opening into the inner flow channel or with an aroma channel extending up to the drinking end of the drinking straw. The aroma container is able to be coupled with the drinking straw in such a way that, when applying a negative pressure at the drinking end or at a mouthpiece connected with the drinking end, the air flow exits from the aroma container through the air outlet opening. The aroma container comprises an aroma chamber containing a carrier substance for an aroma substance, wherein the carrier substance preferably has a specific flow resistance of less than 500 Pa·s/m.