Abstract: A method and system for predicting thermal runaway in a lithium battery based on capacitive reactance analysis belong to the field of battery management technologies. The method includes: acquiring environmental temperature data, state of charge data, and battery material data of a battery module, and establishing a measurement frequency and a thermal runaway threshold according to a preset expert library; measuring a capacitive reactance curve of the battery module at the measurement frequency by using an alternating current injection method; and determining a thermal runaway level of the battery module according to the capacitive reactance curve, and performing thermal runaway early warning. The principle of detecting the capacitive reactance of the battery module is simple, real-time detection can be implemented by using a BMS system and an MCU controller, and the dependency on sensors and equipment is low.

Abstract: A display panel and a display device are provided. The display panel has a first area, a second area, and a third area arranged in sequence. The display panel includes a substrate, a plurality of first wirings, and a plurality of second wirings. The first wirings extend from the first area to the second area. The second wirings extend from the second area to the third area. The first wirings and the second wirings are arranged in different layers. The first wirings and the second wirings are connected in a one-to-one correspondence through via holes. The via holes are staggered in the second area.

Abstract: The invention provides novel heterocyclic compounds having the general formula (I), and pharmaceutically acceptable salts thereof, wherein R1 to R6 are as described herein: Frther provided are pharmaceutical compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds as medicaments, in particular methods of using the compounds as antibiotics for the treatment or prevention of bacterial infections and resulting diseases.

Abstract: The invention provides novel heterocyclic compounds having the general formula (I), and pharmaceutically acceptable salts thereof, wherein X, D, R1 to R4, and R6 to R10 are as described herein. Further provided are pharmaceutical compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds as medicaments, in particular methods of using the compounds as antibiotics for the treatment or prevention of bacterial infections and resulting diseases.

Abstract: A fault detection device for a superconducting electrodynamic maglev track includes a frame system and a detection system. The frame system is provided between two sidewall discrete figure-8-shaped coil tracks, and is provided with a signal processing device. The detection system is provided on each side of the frame system, and includes a lifting device and a clamping device. The lifting device is configured to adjust a vertical height of the clamping device. The clamping device is provided at an outer side of the lifting device, and is provided with a first connection portion and a second connection portion, which are respectively connected to a permanent magnet array and a receiving coil. The second connection portion is provided at periphery of the first connection portion. The receiving coil is electrically connected to the signal processing device. A fault detection method is further provided.

Abstract: A rotary permanent magnet electrodynamic suspension device includes drive systems, a suspension system, an isolation layer. The drive systems are symmetrically provided in an axial direction of the suspension system. The isolation layer is provided between the suspension system and each drive system. The suspension system includes a magnetic wheel, a non-magnetic conductor and a support. The non-magnetic conductor has electromagnetic induction with the magnetic wheel. The support and the magnetic wheel are both ring-shaped, and the magnetic wheel is sleeved on an outer circumference of the support. The drive systems are configured to drive the magnetic wheel to rotate through electromagnetic induction. The magnetic wheel includes an annular array of permanent magnets to form four pole pairs based on radial magnetization and tangential magnetization. A permanent magnet electrodynamic suspension using the device is also provided.

Abstract: A fault detection device for a superconducting electrodynamic maglev track includes a frame system and a detection system. The frame system is provided between two sidewall discrete figure-8-shaped coil tracks, and is provided with a signal processing device. The detection system is provided on each side of the frame system, and includes a lifting device and a clamping device. The lifting device is configured to adjust a vertical height of the clamping device. The clamping device is provided at an outer side of the lifting device, and is provided with a first connection portion and a second connection portion, which are respectively connected to a permanent magnet array and a receiving coil. The second connection portion is provided at periphery of the first connection portion. The receiving coil is electrically connected to the signal processing device. A fault detection method is further provided.

Abstract: The present application discloses an automatic fire extinguishing system for an electric vehicle parking space, including a thermal runaway isolation system, and further including a detection system, a medium system, and a fire control access system. The detection system is installed inside a battery pack of an electric vehicle and performs fire monitoring inside the battery pack. One end of the fire control access system extends into a vehicle body of the electric vehicle and is joined to the inside of the battery pack, and the other end of the fire control access system extends out of the vehicle body of the electric vehicle and is communication with the medium system. The medium system is disposed outside an electric vehicle parking space. The fire control access system includes a transfer pipe and a quick insertion joint mechanism. Existing “afterward fire extinguishing” in the technical status in the background is resolved.

Abstract: A method for identifying lung cancer in a subject with a pulmonary nodule, comprising: determining the diameter of the pulmonary nodule the subject; detecting methylation levels of methylation biomarker genes PTGER4, RASSF1A and SHOX2 in a sample from the subject; and assessing whether the subject has a lung cancer or not by using the diameter in combination with the detected methylation levels. The method is able to distinguish between malignant and benign lung nodules.

Abstract: The present invention discloses a battery pack charging system, comprising battery packs and a charging cabinet, a nitrogen replacement device is arranged inside the charging cabinet, the charging cabinet provides charging and nitrogen filling for the battery packs, wherein: there is a gas-filling protective device arranged between the nitrogen replacement device and the battery packs, and the gas-filling protective device is used to regulate the gas-filling flow of nitrogen automatically. Also disclosed is a charging method of the battery pack charging system.

Abstract: A method for identifying lung cancer status in a subject comprising: collecting a biological sample from the subject; detecting the methylation level of a biomarker gene in the biological sample, the biomarker gene being one or more selected from the following genes: BCAT1, CDH1, DCLK1, FOXL2, HOXA9, PTGER4, RARB, RASSF1A, Septin9, and SHOX2; and comparing the detected methylation levels with a normal methylation level of a corresponding biomarker gene in the population to determine the lung cancer status in the subject. Also provided herein is a kit for identifying lung cancer status in a subject.

Abstract: A display panel includes an array substrate, a pixel definition layer disposed on the array substrate, a light emitting device layer, and an auxiliary electrode. The pixel definition layer includes pixel openings and grooves. The light emitting device layer includes an anode layer disposed on the array substrate, light emitting units disposed in the pixel openings, a functional layer disposed on the light emitting units, and a cathode layer disposed on the functional layer. The auxiliary electrode corresponds to the grooves. The auxiliary electrode includes a first auxiliary layer disposed in the same layer as the anode layer, a side wall of the first auxiliary layer is spaced apart from side walls of the grooves to form a first opening, the functional layer is disconnected at the first opening, and the cathode layer covers the first opening and is electrically connected to the side wall of the first auxiliary layer.

Abstract: Disclosed in the present invention is a special container for battery transport, including a container body and a fire extinguishing system. The fire extinguishing system is used for extinguishing a fire in the container. The fire extinguishing system includes a connection device and a firefighting pipeline. The firefighting pipeline conveys a fire extinguishing agent into each container body and discharges the fire extinguishing agent from the container body. An end of the connection device is fixedly connected to a container body wall of the container body. The connection device communicates the firefighting pipeline between two vertically adjacent container bodies. Beneficial effects: A series fire extinguishing mode among each column of stacked containers is implemented through the innovation of a connection device.

Abstract: The invention provides novel heterocyclic compounds having the general formula (I), and pharmaceutically acceptable salts thereof, wherein X, D, R1 to R4, and R6 to R10 are as described herein. Further provided are pharmaceutical compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds as medicaments, in particular methods of using the compounds as antibiotics for the treatment or prevention of bacterial infections and resulting diseases.

Abstract: A method for identifying and extracting characterization parameters of recycled concrete sand particles based on deep learning technology is provided. The method integrates image processing method based on deep learning and quickly recognition of recycled concrete sand particles (RCSP), adopts U-Net semantic segmentation model, develops RCSP data set by inventing a 3D image acquisition platform equipment of recycled concrete sand, in which two CCD industrial cameras are used to collect original multi-dimensional images of the moving RCSP synchronously in the same frame. Secondly, data sets are separated into training set and verification set by 4:1, in which training set are first used to train the U-Net semantic segmentation model to quickly identify the recycled concrete sand, during this process the best training parameters of U-Net semantic segmentation model are determined. Finally, the verification sets are adopted to validate the training model.

Abstract: The invention provides novel heteroaryl-substituted imidazole derivatives having the general formula (I), and pharmaceutically acceptable salts thereof, wherein A and R1 to R6 are as described herein: Further provided are pharmaceutical compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds as medicaments, in particular methods of using the compounds as antibiotics for the treatment or prevention of bacterial infections and resulting diseases.

Abstract: Disclosed in the present invention is a prevention and control method of nitrogen protection and multi-region level-by-level detection for an energy storage power station. The prevention and control method of nitrogen protection and multi-region level-by-level detection for an energy storage power station includes two modes: a normal operating mode and an abnormal mode. In the two modes, fire extinguishing measures of different levels are adopted for a battery pack, a battery cluster, a battery compartment, and a device compartment with reference to early warning thresholds of different levels. Further disclosed is a prevention and control system of nitrogen protection and multi-region level-by-level detection for an energy storage power station.

Abstract: A coupling box of a rail vehicle, including a fixed portion fixedly mounted on a vehicle body and a movable portion connecting to a coupler and draft gear; the movable portion is connected to an inner end of the fixed portion by means of a constant-force connecting member, the constant-force connecting member is broken when the coupler and draft gear pushes the movable portion to move inwardly at the time of a collision, so that the movable portion and the fixed portion are able to be separated from each other.

Abstract: The invention provides novel imidazole pyrazole derivatives having the general formula (I), and pharmaceutically acceptable salts thereof, wherein R1-R7 are as described herein: Further provided are pharmaceutical compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds as medicaments, in particular methods of using the compounds as antibiotics for the treatment or prevention of bacterial infections and resulting diseases.

Abstract: The invention provides novel imidazole pyrazole derivatives having the general formula (I), and pharmaceutically acceptable salts thereof, wherein A and R1-R7 are as described herein: Further provided are pharmaceutical compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds as medicaments, in particular methods of using the compounds as antibiotics for the treatment or prevention of bacterial infections and resulting diseases.