Abstract: A ground rail transfer device includes: a support rail provided on the ground and used for unloading a vertical load of a bogie in a rail vehicle; a guide rail provided on the ground and used for driving the bogie to perform a rail transfer operation; and a transition plate provided on the ground and located between a first rail and a second rail which are different in a gauge; wherein a difference between the top surface height of the transition plate and the top surface height of the first rail is equal to a distance between a wheel rim vertex circle and a wheel tread of the rail vehicle.

Abstract: Disclosed herein are a catalyst composition, catalyst devices, and methods for removing formaldehyde, volatile organic compounds, and other pollutants from an air flow stream. The catalyst composition including manganese oxide, optionally one or more of alkali metals, alkaline earth metals, zinc, iron, binder, an inorganic oxide, or carbon.

Abstract: The present disclosure is generally directed to lighting systems that enhance the distribution of light. As set forth herein, the disclosed embodiments can include a lighting device, such as a strip of light emitting diodes (LEDs) and an asymmetric total internal reflection (TIR) lens.

Abstract: Provided are a solvent-free two-component type adhesive capable of guaranteeing a practical packaging property, with an excellent curing property and significantly shortening aging time, a laminated film using the same, and a polyol composition for an adhesive. An adhesive, characterized in comprising a polyisocyanate composition (X) containing a polyisocyanate (A), and a polyol composition (Y) containing a polyol (C) and a tertiary amine compound (B) having multiple hydroxyl groups, as necessary components.

Abstract: A speaker acquires audio data and performing processing. Audio features of the audio data are extracted. The audio features are inputted into a preset neural network model for training to obtain vector features. A first similarity value between a first vector feature and a second vector feature of a first speaker and a second similarity value between the first vector feature and a third vector feature of a second speaker are calculated. A loss function value is calculated and when is less than or equal to a preset loss function threshold, a training process of the speaker separation model is ended and parameters are updated. A two-speaker separation method, a terminal, and a storage medium are disclosed. Feature extraction capabilities of the model are enhanced, and accuracy of separation between speakers is improved, especially in long meetings and conversations.

Abstract: An apparatus for supporting a payload includes a payload mount configured to be coupled to the payload to secure the payload, a first support member coupled to the payload mount, a second support member coupled to the first support member, and a single flexible member. The first support member includes a first actuation unit configured to rotate the payload mount around a first rotational axis relative to the first support member. The second support member includes a second actuation unit configured to rotate the first support member around a second rotational axis relative to the second support member. The single flexible member includes a branched configuration and is configured to be electrically coupled to the payload mount, the first actuation unit, and the second actuation unit. The first support member or the second support member includes a winding portion configured to engage the single flexible member.

Abstract: An optical lens and optical lighting system comprising the optical lens, the optical lens comprising a top surface and a bottom surface, one of the top surface and bottom surface having a substantially v-shaped indent, and at least one of the top surface and the bottom surface comprising a plurality of prisms. The optical lighting system comprises an assembly for receiving the optical lens, the assembly comprising a fixture body for releasably securing the optical lens, one or more LED boards, each comprising one or more LED lights, wherein the plurality of prisms are configured to direct light from the one or more LED lights in both an upward and downward distribution simultaneously.

Abstract: An apparatus for high yield foaming of coffee has a pressure control mechanism, a gas pressure source, a water reservoir and a back pressure resonance mechanism, wherein a coffee outlet is arranged at a lower part of the back pressure resonance mechanism. When a button is pressed, water having a controlled water pressure enters a coffee placement cavity to be mixed with the coffee and extracted. One resonance needle and a colloid ring constitute a resonance cavity. When pressed coffee slurry passes through the resonance cavity, due to the pressed coffee slurry and a special structure of the resonance cavity, the coffee slurry is sufficiently foamed after high-frequency oscillation and flows out of the coffee outlet.

Abstract: The utility model discloses an automatic balance apparatus with a double-moving-contact spring leaf in a socket, which may ensure that two moving contacts are in good contact with corresponding stationary contacts. The automatic balance apparatus includes a lifting slide block, where the lifting slide block is provided with a lifting base below the spring leaf, a balance warped plate corresponding to an arrangement direction of moving contacts is movably disposed in the lifting base, and upward protruding portions are respectively disposed on two sides of the top surface of the balance warped plate. The utility model is particularly applicable to various ground fault circuit interrupters (GFCIs) and arc fault circuit interrupters (AFCIs).

Abstract: A chemical catalysis module is disclosed. The chemical catalysis module includes adsorption cubes for adsorbing a chemical gas. The chemical catalysis module further includes a frame structure for accommodating the adsorption cubes. The frame structure includes two oppositely arranged semi-cells. Each of the semi-cells is uniformly provided with a plurality of cavity structures. Each of the cavity structures is embedded with the adsorption cubes inside. The adsorption cubes are embedded in each of the cavity structures in a single or array manner. One half of the adsorption cubes are embedded in the cavity structure of one of the semi-cells of the frame structure, and the other half of the adsorption cubes are embedded in the cavity structure of the other of the semi-cells of the frame structure. The product has sufficient strength, friction and good aerodynamic performance.

Abstract: A gimbal includes a control device configured to receive an action instruction including a press action instruction and, based on the action instruction, generate a control instruction including a switch control instruction for switching operating modes of the gimbal, a controlling assembly configured to receive the control instruction and generate a performing instruction based on the control instruction for controlling an optical device, and a performing assembly configured to receive and implement the performing instruction. The performing assembly is operably connected to the controlling assembly and supported on a top end of a support arm of the control device. The performing assembly comprises a first rotation member, a second rotation member, and a carrying member connected one to another, and first and second motors for driving the second rotation member and the carrying member to rotate relative to the first and second rotation members, respectively.

Abstract: A mask-based partition preheating device and method are provided. The device includes an overall heating light source and a local preheating light source. A substrate provided at a forming cylinder is configured to heat an underlying powder. A mask plate is provided between the local preheating light source and the overall heating light source. A powder material to be sintered is coated on a local preheating zone. The local preheating light source, the mask plate and the overall heating light source are all connected to a temperature controller. A temperature control probe and a thermal imager in a temperature monitor are disposed in a working chamber for detecting the temperature of the powder surface.

Abstract: A mask-based partition preheating device and method are provided. The device includes an overall heating light source and a local preheating light source. A substrate provided at a forming cylinder is configured to heat an underlying powder. A mask plate is provided between the local preheating light source and the overall heating light source. A powder material to be sintered is coated on a local preheating zone. The local preheating light source, the mask plate and the overall heating light source are all connected to a temperature controller. A temperature control probe and a thermal imager in a temperature monitor are disposed in a working chamber for detecting the temperature of the powder surface.

Abstract: An electronic device may include wireless circuitry with a baseband processor, a transceiver, a front-end module, and an antenna. The transceiver may include mixer circuitry. The mixer circuitry may include switches controlled by oscillator signals. The mixer circuitry may also include oscillator phase noise cancelling capacitors controlled by inverted oscillator signals. Operated in this way, the mixer circuitry exhibits improved noise figure performance.

Abstract: The present invention relates to an injection method for a solid retarded acid. The injection method comprises the following steps: (1) uniformly mixing a solid acidic substance with a natural polymer according to a mass ratio of (0.2 to 1.

Abstract: A modular multilevel converter and a power electronic transformer is provided. The modular multilevel converter includes: a low-frequency AC to DC conversion module, comprising three branch circuits connected in parallel between output ends, each branch circuit being formed of multiple IGBT half-bridge circuits connected in series, and an electric coupling point of two adjacent IGBT half-bridge circuits in a middle position of the branch circuit being connected to a voltage input end Vin; a DC to high-frequency AC conversion module, connected between the output ends, the DC to high-frequency AC conversion module being formed of multiple IGBT half-bridge circuits connected in series, the DC to high-frequency AC conversion module having multiple sets of output ends. The MMC and power electronic transformer includes a smaller volume, lower cost and better stability in use.

Abstract: The present disclosure provides a sensor and a touch screen display. The sensor includes: a plurality of touch units, each of which including: a plurality of driving electrodes and a plurality of sensing electrodes. The driving electrodes in each touch unit are arranged in at least two different directions, and some of the driving electrodes in each touch unit are arranged in a first direction, while some of the driving electrodes in each touch unit are arranged in a second direction. The sensing electrodes in each touch unit are arranged in at least two different directions, and some of the sensing electrodes in each touch unit are arranged in the first direction, while some of the sensing electrodes in each touch unit are arranged in the second direction. The driving electrodes in each touch unit are electrically connected, and the sensing electrodes in each touch unit are electrically connected.

Abstract: A method includes acquiring trajectory information; based at least in part on a portion of the trajectory information, generating a set of candidate trajectories with associated performance indicator values; rendering a graphical user interface to a display; via the graphical user interface, receiving input that adjusts one of the performance indicator values; and, responsive to the adjustment of the one of the performance indicator values, selecting one of the set of candidate trajectories.

Abstract: A gimbal for controlling an optical device includes a control device and a controlling assembly. The control device is configured to receive an action instruction and generate a control instruction based on the action instruction. The action instruction includes a press action instruction, and the control instruction includes a switch control instruction for switching the gimbal from a first operating mode to a second operating mode. The first operating mode and the second operating mode cause different relative movements between the gimbal and the optical device. The controlling assembly is configured to receive the control instruction from the control device and generate a performing instruction based on the control instruction for controlling the optical device.

Abstract: A method of controlling fungal diseases of crops with cinnamate compounds, the cinnamate compounds having one of the following chemical structures: wherein the cinnamate compounds exhibit strong antifungal activities, have a broad antifungal spectrum against pathogenic fungi of crops, are safe for crops, can avoid the occurrence of phytotoxicity, and can be used for the control of fungal diseases of crops such as powdery mildew, damping-off, rot, gummy stem blight, anthracnose, white rot, northern leaf blight, late blight, gray mold, downy blight, blight, early blight, Fusarium wilt, full rot, Pythium rot, dry rot, ring spot, sheath blight, stalk break and the like, the field efficiencies of which are superior to or comparable to that of the control compound, methyl 3,4-dimethoxy cinnamate.