Abstract: A lead-zinc tailings-based ceramsite includes the following raw materials in parts by mass: 100 parts of lead-zinc tailings; 20-30 parts of limestone tailings; 6-8 parts of activated mullite nanopowder, 1-3 parts of glass powder, and 8-12 parts of dried sludge powder. A preparation method for the lead-zinc tailings-based ceramsite is further provided.

Abstract: A stress-tolerant semiconductor device, a level shifter comprising the stress tolerant semiconductor device, and a power switch controlled by the level shifter are disclosed.

Abstract: The present disclosure provides a method and a system for expanding capacity of a Redundant Array of Independent Disks (RAID), a storage medium, and a device, and relates to the technical field of RAIDs. The method includes: chunking newly added disks into chunks and adding the chunks to the original RAID to obtain a new RAID, and obtaining a total newly added LBA range of the new RAID; traversing all volumes in the new RAID, obtaining, for each volume, a corresponding newly added volume LBA range based on the total newly added LBA range, and recording each newly added volume LBA range into a corresponding struct, and in response to that the target LBA value has the corresponding struct, confirming, based on a target struct, an actual LBA value, and performing reading and writing by using a physical storage area of a PBA corresponding to the actual LBA value.

Abstract: A method and a device for power supply switching in an electric power system include providing an electric power system having two power supplies, each connected to a bus through an incoming line, using the power supply currently supplying power as the main power supply, using the other power supply as a backup power supply, and respectively connecting the two power supplies to a power supply station of a higher level. Upon identifying a trigger condition, sampling of power data on the bus is started, with the trigger condition being used to decide that a fault of the electric power system is eliminated and power is lost from the main power supply. If the time period for sampling of power data reaches a preset threshold, it is determined whether the condition for circuit-closing of the backup power supply is satisfied according to each sampled power data value.

Abstract: A method and a system (400) for predicting odor of an aqueous polymer composition, such as a polymerising coating, comprising: analytically characterizing the aqueous polymer composition with a detector (4013), thereby generating concentration data for volatile organic compounds in the aqueous polymer composition from the analytical characterization; inputting the concentration data to a decision tree ensemble configured to predict an odor intensity of the aqueous polymer composition after polymerisation based on the concentration data; and outputting a predicted odor intensity of the aqueous polymer composition from the decision tree ensemble.

Abstract: A power system contains a quick-switch apparatus and two power supplies. Each of the power supplies is connected to a bus via an incoming line, one power supply that is currently supplying power serves as a main power supply, and the other power supply serves as a backup power supply. The quick-switch apparatus is used to trigger switching between the two power supplies, and the bus has three phases. A method for operating the power system includes the steps of: monitoring a phase voltage of each phase of the bus; acquiring a rate of decrease of the phase voltage of each phase after the main power supply has been disconnected; and triggering an engagement operation of the backup power supply if the rate of decrease of the phase voltage of each phase is less than or equal to a first preset threshold.

Abstract: A thermal management component includes a bottom wall and two side walls, where the two side walls are arranged opposite each other on two sides of the bottom wall along a first direction, and the bottom wall and the two side walls jointly enclose an accommodating cavity for accommodating a battery cell; and a first flow channel is formed inside the bottom wall, a second flow channel is formed inside both the two side walls, and the first flow channel and the second flow channel are used for accommodating a heat exchange medium for adjusting a temperature of the battery cell; where a transition part is provided at bends of the bottom wall and the two side walls, a communicating flow channel is formed inside the transition part, and the communicating flow channel communicates the first flow channel and the second flow channel.

Abstract: The present disclosure provides a device and method for measuring a correlation between fatigue performance and a microstructure of a one-dimensional (1D) nanomaterial in situ in a transmission electron microscope (TEM), belongs to the technical field of in-situ testing and characterization of microstructures of nanomaterials. The device includes a chip part, a supporting part, and a control circuit. The supporting part is a bracket and a cable disposed on a transmission sample holder, and the circuit part consists of cables connected to the chip and a power supply capable of applying different waveforms, variable voltages, and variable frequencies. This design breaks through a traditional mechanical stress-driven fatigue performance test method, and achieves controllable adjustment of different amplitudes and cycles by using an electric field formed by a voltage and adjusting a voltage size and frequency, such that the 1D nanomaterial vibrates in the electric field to achieve fatigue performance testing.

Abstract: A method, a system and computer program product for controlling exposure of a substrate positioned on a platen in an ion implantation system to an ion beam. A first current value determined based on a powering potential powering an ion source is received. A second current value determined based on an accelerating potential or a decelerating potential supplied to the ion implantation apparatus and affecting generation of the ion beam by the ion source for application to a substrate positioned on a platen is received. One or more energy filter supply current values are determined based on one or more energy filter supply potentials supplied to an energy filter positioned in the path of the ion beam. Platen position values are generated based on the first and second current values and energy filter supply current values. A position of the platen is adjusted using platen position values.

Abstract: A method of predicting tunnel boring machine (TBM) jamming based on deep neural network and numerical simulation and a system thereof are provided, belonging to the technical field of tunnel boring. The method including the following steps: constructing a jamming numerical sample library by using s numerical simulation technology; establishing a jamming prediction model based on the jamming numerical sample library by using a Convolutional Neural Network (CNN) and a Transformer; and implementing real-time monitoring and early warning of TBM jamming by using the jamming prediction model. The present application realizes the real-time monitoring and early warning of TBM jamming, reduces or avoids the jamming phenomenon, and improves the safety and efficiency of TBM construction.

Abstract: Provided are a stable cross-linking curing agent, and a walnut dreg-derived fibrous tissue protein prepared by a multi-stage temperature-variable moderate extrusion device in conjunction with a green stable cross-linking curing agent. The stable cross-linking curing agent includes inulin, sodium carboxymethyl cellulose, a sea buckthorn dreg-derived polysaccharide, and a resistant dextrin. The walnut dreg-derived fibrous tissue protein includes a walnut dreg, a vital wheat gluten, and the stable cross-linking curing agent.

Abstract: The disclosure discloses a receiving end/signal transmitting method, a pure-optical active cable and an active cable. The receiving end includes a first high-speed signal optoelectronic transmission module and a first low-speed signal optoelectronic transmission module; a power supply port of the first high-speed signal optoelectronic transmission module being connected with a high-speed signal line of the receiving end, and a power supply port of the first low-speed signal optoelectronic transmission module being connected with the high-speed signal line. When the high-speed signal line of the receiving end is connected to a termination power supply of a display device during signal transmitting, the first high-speed signal optoelectronic transmission module and the first low-speed signal optoelectronic transmission module are capable of acquiring a power supply signal from the high-speed signal line to solve power supply in the receiving end of the pure-optical active cable.

Abstract: Provided herein are heterocyclic compounds of Formula (I), pharmaceutical compositions containing such a compound and their therapeutic uses, methods for their preparation, intermediate compounds, pharmaceutical compositions containing such a compound, and their therapeutic uses.

Abstract: Provided are an output electrode protective structure, a battery and a power consuming device. The output electrode protective structure includes: an output electrode base having a mounting face; a protective cover mounted to the output electrode base, the protective cover being rotatable relative to the output electrode base to switch between an open state in which the mounting face is exposed and a closed state in which the mounting face is concealed; and a restoring member mounted to the output electrode base, the restoring member being configured to apply an acting force to the protective cover to switch same from the open state to the closed state. With the arrangement of the restoring member, an operator does not need to close the protective cover manually after completing an operation, and the protective cover can automatically return to the closed state under a restoring effect of the restoring member.

Abstract: An ASIC chip for performing active battery equalization is provided. The ASIC chip for performing active battery equalization includes: a power conversion module, an equalization switch matrix circuit module comprising a power MOS transistor, a switch control module, a temperature protection module, and a communication interface module. By connecting and controlling the above modules, the equalization switch matrix circuit module performs equalization on a battery in the battery pack. That is, the use of the integrated ASIC chip accelerates and facilitates the BMS solution manufacturers adding the active equalization function, and facilitates the BMS Battery management system effectively improving the service performance and life of lithium batteries.

Abstract: A system, method and apparatus for executing tasks with unmanned vehicles is provided. The system includes an unmanned vehicle comprising: a chassis; a propulsion system configured to move the chassis; sensor(s) configured to sense features around the chassis; a memory storing feature reference data; a communication interface; and a processor configured to: receive, using the interface, a command having task data and a location associated with a given feature; control the propulsion system to move the chassis to the location; while the chassis is moving to the location, determine, using the sensor(s), that the given feature is detected based on the feature reference data; and, responsive to the given feature being detected, control the propulsion system to execute a task based on the task data.

Abstract: The embodiments of the present disclosure provide a composite yarn, comprising: a core filament located at a core of the composite yarn; a first multifilament covering in parallel a peripheral surface of the core filament; a water-based adhesive distributed on a surface and inside of the first multifilament, wherein the water-based adhesive on the surface of the first multifilament forms a water-based adhesive layer; a second multifilament covering in parallel a peripheral surface of the water-based adhesive layer; and a single-clad structure layer or a double-clad structure layer covering an outer side of the second multifilament. The single-clad structure layer includes a short fiber yarn-clad structure layer or a filament-clad structure layer. The double-clad structure layer is a clad structure of short fiber yarns, a clad structure of filaments, or a clad structure of short fiber yarns and filaments. Two layers of clad yarns of the double-clad structure layer are twisted in opposite directions.

Abstract: Provided is a bullet-proof and stab-proof material. The bullet-proof and stab-proof material includes an impact-resistant layer and a cutting-resistant, bullet-proof and energy-absorbing layer, where the impact-resistant layer is one or more Kevlar fiber-based unidirectional (UD) sheets; and the cutting-resistant, bullet-proof and energy-absorbing layer is formed by stacking a plurality of the Kevlar fiber-based UD sheets and/or a plurality of ultra-high-molecular-weight polyethylene (UHMWPE) fiber-based UD sheets, or by stacking a plurality of Kevlar/UHMWPE hybrid fiber-based UD sheets.

Abstract: A computing terminal for parameter identification is provided. The computing terminal includes an FPGA which includes a solid-phase calculating module, a liquid-phase calculating module, and an electrolytic coupling calculating module. At least some of the solid-phase calculating module, the liquid-phase calculating module, and the electrolytic coupling calculating module operate in parallel. Each of the calculating modules is configured to solve a corresponding differential equation to determine a corresponding electrochemical parameter of an electrochemical model. With the computing terminal for parameter identification, the FPGA has a low cost and parallel calculations are achieved at a hardware level, thereby speeding up processing, and improving processing efficiency.