Abstract: An optimal configuration method and device for energy storage capacity of an optical storage system, and apparatus and storage medium are provided, and relates to the photovoltaic field. The specific steps includes: obtaining original output data of a photovoltaic power station for step output; constructing a model of genetic algorithm, and determining algorithm parameters and a fitness function of the genetic algorithm; performing optimization operation based on the genetic algorithm and the original output data to obtain a recommended energy storage capacity, and building an energy storage device according to the recommended energy storage capacity.

Abstract: A process equipment system of hydraulic oil circuit blocks and an automated production line thereof, which relates to the field of mechanical processing technology. In view of the problem of low production efficiency in the positioning and processing of hydraulic oil circuit blocks, based on the six-point positioning principle, the workpiece is achieved the six-point positioning by the support components, positioning devices, and clamping devices on the upper layer of the base. The clamping device is capable to move along the chain, so as to adjust and change the clamping position, and can achieve processing five surfaces through one-time clamping of oil circuit blocks, improving positioning accuracy and processing efficiency, meeting the needs of automated production.

Abstract: A method of a second communication node may comprise: obtaining a compensated first reception signal by performing channel estimation between a first communication node and a second communication node for a first transmission signal received from the first communication node; obtaining an offset-demodulated signal and a first demodulated bit sequence by performing offset-demodulation on the first reception signal; obtaining a frequency-domain signal by performing time-to-frequency domain transform on the offset-demodulated signal; obtaining a complex signal sequence by performing subcarrier deallocation on the frequency-domain signal; obtaining a second demodulated bit sequence by performing QAM demodulation on the complex signal sequence according to the first demodulated bit sequence; and obtaining a final demodulated bit sequence by performing reassembly on the first demodulated bit sequence and the second demodulated bit sequence.

Abstract: Described herein is a method of enriching a body fluid sample from a host subject for a ratio of non-native cell-free DNA (e.g., microbial cell-free DNA) to host subject cell-free DNA (host cfDNA). The method can include obtaining the body fluid sample from the host subject; extracting total cell-free DNA (total cfDNA) from the body fluid sample; preparing a single-stranded DNA library from the total cfDNA, wherein the single-stranded DNA library is enriched for cfDNA existing in a single-stranded configuration; and selecting a subset of the single-stranded DNA library based on the fragment size to provide a size-selected cfDNA library, wherein the size-selected cfDNA library has a DNA fragment length of 110 nucleotides or less and is enriched for the ratio of non-native cell-free DNA to host cfDNA.

Abstract: A method of overmolding an object of interest with a protective coating is disclosed, which includes receiving a mold having a top half and a bottom half dimensioned for an object of interest, placing the object of interest into the bottom half of the mold, spreading a layer or laying a sheet of a mixture cellulose nanofibril (CNF) and carboxymethyl cellulose (CMC) on to the object of interest, placing the top half of the mold onto the CNF/CMC layer, applying a predetermined pressure between the top and bottom halves of the mold, applying a predetermined amount of heat to the mold, to thereby molding the CNF/CMC mixture onto the object of interest, and removing the object of interest with the layer of CNF/CMC formed thereon from the mold after a predetermined amount of time.

Abstract: A memory device according to various example embodiments includes a memory cell array having a plurality of memory cells connected to word lines and bit lines; and an error correction circuit configured to perform error correction on data read from the memory cell array, wherein the error correction circuit is configured to perform at least one of a 1-bit error correction operation, a 2-bit error detection operation, or a 3-bit error detection operation using a parity check matrix, and the parity check matrix is configured so that columns are arranged in an order of odd-odd-even degree, and leading one (LO) of each row is arranged in a stepped structure.

Abstract: A system can determine a first measure of particulate matter generated from particulate sources disposed within a structure based at least in part on occupant data for the structure. The system can determine a second measure of particulate matter generated from an environment comprising particulate sources disposed outside the structure. The system can predict a service life for a filter based at least in part on the first measure of particulate matter, the second measure of particulate matter, and properties of the filter. The system can present an indication of the predicted service life for the filter.

Abstract: A chimeric endolysin ClyRD of the present disclosure has antibacterial activity against bacteria that may cause foodborne diseases. Therefore, the chimeric endolysin ClyRD may be used as a natural controlling agent, a therapeutic agent or a preventive agent in the food industry.

Abstract: A method of upcycling polymers to useful hydrocarbon materials. A catalyst with nanoparticles on a substrate selectively docks and cleaves longer hydrocarbon chains over shorter hydrocarbon chains. The catalyst includes metal nanoparticles in an order array on a substrate.

Abstract: According to an aspect of the present disclosure, there is provided a method for estimating a total link service rate using packet metadata, the method comprising: extracting a packet satisfying a predetermined condition from each flow; extracting a link service rate from metadata of the extracted packet; and estimating a total link service rate based on the extracted link service rate, wherein the packet satisfying the predetermined condition is determined based on an estimation reference time and finish times of consecutive packets, and wherein the finish times indicates ideal transmission finish times of the packets.

Abstract: A method for extracting harmonic response from offshore wind turbine structure, including: F1, continuously collecting its acceleration response under non-operating conditions, obtaining the acceleration response signal of the tower under only environmental load, and cropping all collected signals into signal segments with a length of L; F2, using Fourier transform to convert all signal segments from the time domain to the frequency domain, obtaining the frequency spectrum of the signal P; F3, according to the maximum rotational speed P, either designed or recorded by the SCADA system, determining the maximum harmonic response frequency Fmax=N×P, 1?N?12 to be extracted, and cropping the individual frequency spectrum into three segments P1, P2, P3, corresponding to frequency ranges of 0˜F1, F1˜F2, F2˜F3, where the selected frequency F1 is not less than Fmax; F4, cropping all frequency spectra according to F3 to form a frequency spectral dataset D without harmonic excitation effects.

Abstract: A timepiece assembly includes a watch having a mechanical movement and an analogue time display, the running of which is set by a mechanical resonator, and a support for the watch. To correct a time displayed by the analogue display, the timepiece assembly includes a correction system which is formed by a mechanical device incorporated into the watch and by an electrical device incorporated into the support. The mechanical device includes a magnet supported by an elastic blade and is arranged in the watch to brake the oscillating mechanical resonator, for example by applying periodic braking, or to momentarily stop its oscillation by exerting a magnetic force on the magnet with a magnetic field produced by a coil of the electrical device and passing through the case of the watch, to carry out essentially a set correction of the time displayed.

Abstract: A power conversion system including a triple active bridge (TAB) is provided. The system includes a power factor correction (PFC) module and a three port converter (TPC) module, with no post-regulation or additional stages required. The TPC module includes an OBC full-bridge and an APM full-bridge, each being inductively coupled to the output of the PFC full-bridge, thereby forming the TAB. The OBC full-bridge is adapted to convert an AC input into a high-voltage DC output for a high-voltage battery, and the APM full-bridge is adapted to convert an AC input into a low-voltage DC output for a low-voltage battery. The power conversion system can accept a single-phase AC input and a three-phase AC input, has a lower current stress as compared to prior art TPCs, and freely transfers power from among any ports.

Abstract: Methods, apparatus and systems for wireless monitoring and tracking are described. In one example, a described method of a wireless monitoring system comprises: transmitting a wireless signal that is impacted by a wireless multipath channel in a venue and a modulation of an object undergoing a motion in the venue, to obtain a set of channel information (CI) of the wireless multipath channel; performing a monitoring task by monitoring the object and the motion; determining a plurality of admissible system states of the wireless monitoring system, wherein each admissible system state is associated with a respective setting of at least one of: the wireless signal, a series of sounding signals in the wireless signal, or the monitoring task; choosing one of the admissible system states to be a system state of the wireless monitoring system based on the monitoring task; and applying a setting associated with the chosen admissible system state to the wireless monitoring system.

Abstract: The present disclosure describes various embodiments of systems, apparatuses, and methods of monitoring wind and water properties. For one such weather monitoring system, a weather monitoring station comprises an upper mast section having an instrumentation package, wherein the instrumentation package includes an orientation sensor, communications circuitry, a wind velocity sensor, and a control unit that is configured to at least receive sensor data and transmit communication data via the communications circuitry. The weather monitoring station further includes at least one lower mast section that is coupled to the upper mast section, and an anchoring system that is coupled to the lower mast section, wherein the anchoring system includes at least one subsurface anchor for inserting into a ground surface within a littoral zone of a coastal area. Other systems, apparatuses, and methods are also provided.

Abstract: Multi-media parcel delivery systems and associated methods are provided herein including systems capable of delivering a parcel through air and one or more bodies of water. In certain embodiments, an aerial vehicle is configured to couple to the parcel using a cable. A control system is used to control operating parameters including velocity, altitude, and pose of the aerial vehicle, and a length and orientation of the cable extending between the aerial vehicle and the parcel.

Abstract: A low-cost and high-strength Bi-based superconducting wire/tape and a preparation method thereof, the preparation method includes: 1. subjecting a first Bi-based superconducting wire/tape to electrochemical silver reduction to remove a Ag alloy layer to obtain a second Bi-based superconducting wire/tape; and 2. subjecting the second Bi-based superconducting wire/tape to surface enhancement, such that a Cu layer is formed to obtain the low-cost and high-strength Bi-based superconducting wire/tape. An electrochemical silver reduction technology combines with an electrochemical additive method to remove a Ag alloy layer on a surface of a Bi-based superconducting wire/tape and coat a high-strength Cu layer, such that a low-cost and high-strength Bi-based superconducting wire/tape can be prepared, which reduces a preparation cost and improves a strength of a Bi-based superconducting wire/tape to meet the application requirements of large super-strong magnets.

Abstract: A reclaiming agent is formed by grafting thiol groups onto styrene-butadiene rubber (SBR). The reclaiming agent has a weight average molecular weight of 1000 to 120000, which can be a random copolymer or a block copolymer. 100 parts by weight of styrene-butadiene rubber can be reacted with 0.1 to 50 parts by weight of the reclaiming agent to form a reclaimed rubber.

Abstract: Embodiments of the present disclosure disclose a method and a system for tracking the position of the one or more moving objects. The method includes collecting GNSS measurement data of satellite signals transmitted from multiple satellites. The method further includes extracting values of a plurality of features from the GNSS measurement data. The method includes mapping the extracted values of the plurality of features to a source domain. The method includes classifying the mapped transformed plurality of features using a neural network. The neural network is trained over simulated data sampled from a source domain. The method includes identifying multipath measurements of the GNSS measurement data based on classification of the corresponding mapped transformed plurality of features. The method includes tracking the position of the one or more moving objects by processing identification of GNSS measurement data affected by multipath.

Abstract: A method for analyzing environmental sounds to identify repeating noises due to power equipment for purposes of controlling noise pollution is disclosed. Ambient sounds are sampled with microphones and the resulting data analyzed by an edge computing device. The samples are compared to stored data with a convolutional neural network by the edge computing device which also performs pitch shifting and cycle shifting to reduce false negatives. Positive results are reported via LoRa and/or 4G to a cloud platform and/or backend server.