Abstract: A battery module and a vehicle are provided. The battery module includes: a plurality of battery cells, where each battery cell includes a battery top cover; a thermally conductive sampling piece, where one end of the thermally conductive sampling piece fits snugly with and is fixedly connected to the battery top cover; a circuit board, disposed above the battery top cover, where another end of the thermally conductive sampling piece is connected to the circuit board; and a thermometric element, electrically connected to the circuit board, where the thermometric element is configured to collect a temperature signal of the thermally conductive sampling piece and transmit the temperature signal to the circuit board. The vehicle includes the battery module. The battery module provided in this application facilitates real-time and accurate collection of a battery temperature.

Abstract: A solid-state disk access control method and apparatus, a computer device, and a storage medium are provided. The method includes: detecting controller nodes connected to a Peripheral Component Interconnect Express (PCIe) switch and Non-Volatile Memory Express (NVMe) solid-state disks connected to the PCIe switch; setting a first mapping connection relationship to be formed between each NVMe solid-state disk and one of the controller nodes, and setting second mapping connection relationships to be formed between each NVMe solid-state disk and the remaining controller nodes; and under a condition that any NVMe solid-state disk is accessed, in response to a determination that the first mapping connection relationship is abnormal, selecting one of the remaining controller nodes as a standby controller of the accessed NVMe solid-state disk, and modifying the second mapping connection relationship between the standby controller and the accessed NVMe solid-state disk to the first mapping connection relationship.

Abstract: Provided are a chassis ear apparatus and a mounting method thereof. The chassis ear apparatus includes a shell, wherein a chassis ear seat is detachably mounted on a back surface of the shell, and the chassis ear seat is configured to be fixed to a rack after a server is installed into the rack; a printed circuit board is arranged at a front surface of the shell, the printed circuit board is installed from the front surface of the shell and is detachably mounted on the chassis ear seat, and the printed circuit board is connected to a mainboard inside the server via a signal cable; and the signal cable penetrates through a gap between the shell and the chassis ear seat and is inserted into a cable socket on a front surface of the printed circuit board from the front surface of the shell.

Abstract: The present invention discloses a flooding water level monitoring method and system for power facilities, including after receiving a flooding emergency response notification and a heavy rainfall defense alarm, starting facility flooding water level monitoring; and based on the individual area and total area of facilities affected by flooding and water level sensing monitoring information, establishing a neural network measuring an affected range, and outputting the monitoring result of a flooded surface height in a region, thereby achieving all-weather real-time monitoring, and accurately measuring and timely reporting a flooding height.

Abstract: A sample mounting device for direct tensile test of rock mass is provided, which includes a first positioning stage, a second positioning stage, a first support piece, a second support piece, and a screw drive mechanism. The second positioning stage is arranged above the first positioning stage and capable of moving up and down, and cushion blocks for gluing with the rock mass are coaxially and detachably arranged at opposite ends of the first positioning stage and the second positioning stage, and a rock mass mounting area is formed between the two cushion blocks. A screw of the screw drive mechanism includes a first thread segment and a second thread segment with opposite thread directions. The first support piece is connected with the first thread segment through a nut seat, and the second support piece is connected with the second thread segment through a nut seat.

Abstract: A physical simulation test system for studying a tunnel structure under active fault movements includes: a simulation box, a loading frame, a first loading mechanism, a second loading mechanism and a third loading mechanism. The simulation box is a hollow and open box structure including a first box and a second box that can slide relative to each other. The loading frame includes a crossbeam, a first bracket, a second bracket, and a third bracket. The simulation box is located below the crossbeam, between the first bracket and the second bracket, and in front of the third bracket. The first loading mechanism is disposed on the first bracket, the second loading mechanism is located below the first box, and the third loading mechanism is disposed on the third bracket. The three loading mechanisms are configured to provide loading forces in three different directions to the first box.

Abstract: A delta image sensor comprising a plurality of acquisition circuits corresponding to at least one pixel. Each acquisition circuit includes at least one sensor circuit comprising a photosensor to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor; at least one single slope analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal, wherein the A/D circuit (12) is configured to use one of a plurality of ramps for the conversion; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; at least one digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and at least one digital output circuit configured to generate an event output, in response to the changed level.

Abstract: Provided are a chassis ear apparatus and a mounting method thereof. The chassis ear apparatus includes a shell, wherein a chassis ear seat is detachably mounted on a back surface of the shell, and the chassis ear seat is configured to be fixed to a rack after a server is installed into the rack; a printed circuit board is arranged at a front surface of the shell, the printed circuit board is installed from the front surface of the shell and is detachably mounted on the chassis ear seat, and the printed circuit board is connected to a mainboard inside the server via a signal cable; and the signal cable penetrates through a gap between the shell and the chassis ear seat and is inserted into a cable socket on a front surface of the printed circuit board from the front surface of the shell.

Abstract: A delta image sensor comprising an arrangement of pixels and a plurality of acquisition circuits corresponding to at least one pixel. Each acquisition circuit includes at least one sensor circuit comprising a photosensor to generate a sensor signal, VSIG, depending on a light signal; at least one analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; at least one digital comparison circuit to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and at least one digital output circuit configured to generate an event output under the condition of the changed level. A digital representation may be externally written to the digital storage circuit of the at least one pixel.

Abstract: A delta image sensor comprising an arrangement of pixels and acquisition circuits corresponding to at least one pixel. Each acquisition circuit includes a sensor circuit comprising a photosensor to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor; at least one analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; a digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and a digital output circuit configured to generate an event output when the level has changed. The repeat rate of the analogue to digital conversion is chosen from one or more repeat rates corresponding to modulation of the light signal.

Abstract: Provided is a method for detecting audio, which includes acquiring audio file data; determining attribute detection data corresponding to the audio file data; and generating a voice detection result corresponding to the audio file data by voice violation detection on the attribute detection data by a fully connected network model. A device for detecting audio and a non-transitory computer-readable storage medium are also provided.

Abstract: A method and apparatus for controlling startup of a hard disk drive system, and a storage device. The hard disk drive system includes two or more hard disk drives. The method for controlling startup of a hard disk drive system includes: latching the initialization states of all the hard disk drives after all hard disk drives are powered on; dividing all hard disk drives into two or more hard drive groups, each hard drive group includes more than one hard disk drive; sequentially perform link initialization negotiation on each hard drive group by using a port protocol; and in an OOB negotiation process of the link initialization negotiation, by setting the state of an SCSI application layer power state machine, control a motor of each hard disk drive in the hard drive group to enter a spinning state.

Abstract: The present invention relates to a delta image sensor comprising an arrangement of pixels and a plurality of acquisition circuits corresponding to at least one pixel and formed as part of an integrated circuit. Each acquisition circuit includes at least one sensor circuit comprising a photosensor configured to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor of the at least one pixel; at least one analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; at least one digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and at least one digital output circuit configured to generate an event output under the condition of the changed level.

Abstract: A fastener includes a mounting base and an insert portion. The mounting base includes an accommodating cavity having an accommodating cavity opening and a mounting slot located above the accommodating cavity having a width that is smaller than a width of the accommodating cavity. The insert portion includes a retaining portion, a neck portion connected to the retaining portion, and a head portion disposed between the retaining portion and the head portion. The head portion is configured to be received within the accommodating cavity by the accommodating cavity opening. The neck portion is configured such that at least a portion of the neck portion is received by the mounting slot when the head portion is received by the accommodating cavity.

Abstract: The present invention relates to a delta image sensor comprising an arrangement of pixels and a plurality of acquisition circuits corresponding to at least one pixel and formed as part of an integrated circuit. Each acquisition circuit includes at least one sensor circuit comprising a photosensor configured to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor of the at least one pixel; at least one analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; at least one digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and at least one digital output circuit configured to generate an event output under the condition of the changed level.

Abstract: A delta image sensor comprising an arrangement of pixels and acquisition circuits corresponding to at least one pixel. Each acquisition circuit includes a sensor circuit comprising a photosensor to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor; at least one analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; a digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and a digital output circuit configured to generate an event output when the level has changed. The repeat rate of the analogue to digital conversion is chosen from one or more repeat rates corresponding to modulation of the light signal.

Abstract: A delta image sensor comprising a plurality of acquisition circuits corresponding to at least one pixel. Each acquisition circuit includes at least one sensor circuit comprising a photosensor to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor; at least one single slope analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal, wherein the A/D circuit (12) is configured to use one of a plurality of ramps for the conversion; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; at least one digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and at least one digital output circuit configured to generate an event output, in response to the changed level.

Abstract: A method and apparatus for controlling startup of a hard disk drive system, and a storage device. The hard disk drive system includes two or more hard disk drives. The method for controlling startup of a hard disk drive system includes: latching the initialization states of all the hard disk drives after all hard disk drives are powered on; dividing all hard disk drives into two or more hard drive groups, each hard drive group includes more than one hard disk drive; sequentially perform link initialization negotiation on each hard drive group by using a port protocol; and in an OOB negotiation process of the link initialization negotiation, by setting the state of an SCSI application layer power state machine, control a motor of each hard disk drive in the hard drive group to enter a spinning state.

Abstract: The present invention relates to a delta image sensor comprising an arrangement of pixels and a plurality of acquisition circuits corresponding to at least one pixel and formed as part of an integrated circuit. Each acquisition circuit includes at least one sensor circuit comprising a photosensor configured to generate a sensor signal, VSIG, depending on a light signal illuminating the photosensor of the at least one pixel; at least one analogue to digital conversion, A/D, circuit configured to convert a current VSIG to a digital signal; at least one digital storage circuit configured to store a representation of at least one digital signal corresponding to a previous VSIG; at least one digital comparison circuit configured to compare the level of the stored representation with the current VSIG to detect whether a changed level is present; and at least one digital output circuit configured to generate an event output under the condition of the changed level.

Abstract: An adjustable device for railway to cross active faults is provided to fix a rail and a sleeper, including: a fastener mounting base, disposed between the rail and sleeper; clamping pipes, disposed between the fastener mounting base and the sleeper, the sleeper is provided with a through groove, and the clamping pipes are detachably fixed inside the through groove; control parts, disposed on an inner wall of the clamping pipes, each of the control parts is configured to detect lateral pressures between the fastener mounting base and corresponding one of the clamping pipes, thereby to separate the corresponding one of the clamping pipes from the through groove, the device ensures that the rail will not produce bending deformations after the lateral dislocation of the bottom layer during earthquake events, and ensure that a train or rail repair vehicle can pass at a low speed after earthquake.