Abstract: The present application relates to the field of lifting equipment, in particular to a crane and a control method thereof.

Abstract: A method for adjusting a state of an energy-storage battery, a terminal, and a non-transient computer-readable storage medium are provided. The method is applied to an electronic apparatus. The electronic apparatus includes a battery-state-adjustment button. The method includes the following. Touch information input by a user through the battery-state-adjustment button is received; state-adjustment information of the energy-storage battery is determined according to the touch information; state adjustment is performed on the energy-storage battery according to the state-adjustment information to obtain a target state adjusted; and the target state is displayed by a display module in the electronic apparatus.

Abstract: A method for energy-efficient classification receiving, via a first circuit, an input data stream from one or more sensors. The first circuit detects, while a second circuit is in a dormant state, if a state change has occurred between a first input of the input data stream and a second input of the input data stream. The second input is a next succeeding input of the input data stream. The first circuit triggers the second circuit to perform a classification of the input data stream in response to detecting the state change.

Abstract: It is disclosed a motor thermal protection device and operation method thereof. The motor thermal protection device utilizes a power supply of a motor for power supplying and comprises: a capacitor timing circuit, configured to time after the motor is powered off; a power-off time determining unit, configured to perform a reading operation of reading an output voltage of the capacitor timing circuit after the motor is powered on, and determine a power-off time from when the motor is powered off to when the motor is powered on according to the output voltage; and a heat accumulation calculating unit, configured to calculate a remaining heat accumulation when the motor is powered on according to the power-off time and a heat accumulation when the motor is powered off.

Abstract: The present disclosure provides a multi-scale three-dimensional (3D) engineering geological model construction system and method. A regional geological model of a target region, a site geological model of each engineering site, and a drilling geological model of each drilling well are constructed. The geological model of each drilling well is superimposed to the site geological model of the corresponding engineering site in the way of step-by-step superimposition, and the site geological model of each engineering site fused with the drilling geological model is superimposed to the regional geological model of the target region. Thus, multi-scale geological model fusion of drilling well, engineering site, and regional mountain is realized.

Abstract: Various embodiments include methods and devices for weight layout transformation of a weight tensor. Embodiments may include, accessing a first memory to retrieve weights of the weight tensor in a transformed order that is different than an order for retrieving the weights for a calculation at a network layer of a trained machine learning model, and loading the weights to a second memory in the transformed order. Embodiments may further include retrieving the weights from the second memory in the transformed order, and reordering the weights to the order for implementing the calculation at the network layer of the trained machine learning model.

Abstract: The present disclosure provides a multi-scale three-dimensional (3D) engineering geological model construction system and method. A regional geological model of a target region, a site geological model of each engineering site, and a drilling geological model of each drilling well are constructed. The geological model of each drilling well is superimposed to the site geological model of the corresponding engineering site in the way of step-by-step superimposition, and the site geological model of each engineering site fused with the drilling geological model is superimposed to the regional geological model of the target region. Thus, multi-scale geological model fusion of drilling well, engineering site, and regional mountain is realized.

Abstract: The present disclosure discloses a flow battery system and a large-scale flow battery energy storage device. The flow battery system comprises multiple flow batteries; each of the flow batteries comprises a battery pack A, a battery pack B, a battery pack C, and a set of electrolyte circulation system used by the battery pack A, the battery pack B and the battery pack C; the battery pack A, the battery pack B and the battery pack C comprised in each flow battery are independent of each other in the circuit. According to the present disclosure, at least two sets of electrolyte circulation system are saved under the same power scale, such that the system stability is improved while the cost is reduced.

Abstract: Various embodiments include methods and devices for generating source code of one or more trained machine learning models for use with an existing toolchain of an edge processing device. Embodiments may include parsing a trained machine learning model, generating weight data from the parsed trained machine learning model, generating layer code from the parsed trained machine learning model, and generating a network construct source code of the trained machine learning model from the weight data and the layer code in which the network construct source code is compileable for and executable by the edge processing device.

Abstract: The present disclosure relates to a driving apparatus for a reclosing apparatus and a driving method thereof. The driving apparatus comprises a first energy storage unit, a timing unit, a control unit, and a first power supply unit, a second energy storage unit and a driving unit. The timing unit outputs a first enable signal; the control unit outputs a second enable signal or a third enable signal; the first power supply unit enables the second energy storage unit to receive the power when receiving the second enable signal, and enables the second energy storage unit to discharge when receiving the third enable signal; the second energy storage unit receives and stores the power via the first power supply unit; and the driving unit provides the power stored in the first energy storage unit to the reclosing apparatus when a predetermined condition is satisfied.

Abstract: The present disclosure relates to a method and system for predicting a disturbance response to an injection of carbon dioxide into a multi-scale rock mass. The method includes: predicting a disturbance response to an injection of supercritical carbon dioxide into a multi-scale rock matrix; predicting a disturbance response to an injection of supercritical carbon dioxide into a multi-scale rock mass structure; and predicting a disturbance response to an injection of supercritical carbon dioxide into a multi-scale rock matrix-rock mass structure system. The method in the present disclosure can accurately analyze a cross-scale spatio-temporal evolution process of the multi-scale rock mass and seepage mechanics under disturbance of the injection of supercritical carbon dioxide.

Abstract: A method and an apparatus for satellite laser broadband demodulation are provided. The method includes: setting a residual carrier to a carrier acquisition range of a receiver, pulling the residual carrier to an MHz level by adjusting a frequency of a local oscillator laser, and obtaining a precise carrier frequency according to an accurate frequency acquisition, such that the residual carrier enters a fast acquisition band of a carrier tracking phase-locked loop. After carrier acquisition is achieved, carrier tracking and data recovery processing are performed. According to the present disclosure, signal equalization of an ultra-high bandwidth/ultra-high bit rate can be implemented, and carrier acquisition, tracking, and demodulation are quickly achieved for a modulation signal in a high dynamic range.

Abstract: A motor protector and a method for operating the same.

Abstract: A modular parallel half-bridge integrated assembly with an annular layout is provided. The assembly includes a plurality of parallel sub-modules to improve a current capacity of the assembly. The sub-modules adopt an annular layout and are connected in parallel to balance currents of the sub-modules. The half-bridge integrated assembly includes a plurality of sub-modules, a plurality of heat sinks, a drive board, a direct current (DC) positive collecting busbar, a DC negative collecting busbar, and an alternating current (AC) collecting busbar. According to the assembly, since each insulated gate bipolar transistor (IGBT) is tightly bound to a capacitor, parasitic inductance of a commutation loop is small, realizing a small voltage overshoot and a fast switching speed for the IGBT module, so as to balance the currents of the sub-modules.

Abstract: An optimal design method and system for slope reinforcement with anti-slide piles includes: modeling a slope type to obtain a three-dimensional (3D) slope numerical calculation model; establishing different numerical calculation models for anti-slide piles according to different reinforcement schemes of the anti-slide piles; determining optimization indexes through a coupling analysis of the 3D slope numerical calculation model and the anti-slide pile numerical calculation model; calculating a comprehensive optimization value according to the optimization index; determining an optimal anti-slide pile reinforcement scheme according to the comprehensive optimization value, and determining whether the optimal anti-slide pile reinforcement scheme meets the optimization objective; and carrying out slope reinforcement according to the optimal anti-slide pile reinforcement scheme if yes.

Abstract: The present disclosure provides an optimal design method and system for slope reinforcement with anti-slide piles. The method includes: modeling a slope type to obtain a three-dimensional (3D) slope numerical calculation model; establishing different numerical calculation models for anti-slide piles according to different reinforcement schemes of the anti-slide piles; determining optimization indexes through a coupling analysis of the 3D slope numerical calculation model and the anti-slide pile numerical calculation model; calculating a comprehensive optimization value according to the optimization index; determining an optimal anti-slide pile reinforcement scheme according to the comprehensive optimization value, and determining whether the optimal anti-slide pile reinforcement scheme meets the optimization objective; and carrying out slope reinforcement according to the optimal anti-slide pile reinforcement scheme if yes.

Abstract: The present disclosure relates to the technical field of wheat planting, and in particular to a uniform monoseeding and cultivation method of winter wheat in Huang-huai-hai region. The cultivation method includes seedbed finishing and precision seeding; after seedbed finishing during winter wheat seeding creates excellent seedbed conditions, precision monoseeding of winter wheat is implemented by a seeder according to precise agronomic index requirements including plant spacing, row spacing, seeding depth, and seeding rate, concurrently achieving the objectives of consistent covering depth and deep placement of bottom fertilizer. The cultivation method can make the most of light, heat, water, and fertilizer resources, and precisely optimize the plant spacing, row spacing, and seeding depth during seeding to integrate mechanized seeding management of winter wheat in Huang-huai-hai region, achieving objectives of building excellent crop community and increasing yield and efficiency.

Abstract: A variable angle loading testing machine is provided, which may include a bottom plate and a base fixedly connected to the bottom plate. A rock-sample accommodating cavity is formed in the base, and a rectangle-shaped sample is suitable for being placed into the rock-sample accommodating cavity. A side of the base is fixedly connected to two arc-shaped tension beams arranged in parallel, and a variable angle loading mechanism is slidably connected between the two arc-shaped tension beams. Through-holes are formed on the base, and an output end of the variable angle loading mechanism abuts against the rectangle-shaped sample through one of the through-holes. Loading and unloading of a stress with variable direction and magnitude under excavation disturbance can be simulated, which is of great significance for understanding mechanical behaviors of rock-soil mass under excavation disturbance.