Abstract: The present disclosure presents a device and method for monitoring and early warning of information perception regarding urban yellow mud water, featuring a rainfall collecting component, a video shooting component, a sediment content monitoring component, a water level monitoring component and a main controller. The video shooting component evaluates the long-term trend of yellow mud water production in a monitoring area by analyzing the color depth of captured water flow, sediment content in the pipeline's flow section, and meteorological rainfall data from the rainfall collecting component. Utilizing data on color, sediment content, flow section, and rainfall, this system achieves unsupervised real-time monitoring and precise early warning for yellow mud water. It provides a scientific basic for traceability, dynamic monitoring, and address challenges such as low measurement accuracy and omitted applicability found in existing methods.

Abstract: A battery pack may include a first compartment accommodating a battery unit. The first compartment includes a first side wall having a first opening, a first flexible thermal insulation layer covering the first opening and having a first weakened structure opposite to the first opening, and a second flexible thermal insulation layer connected to the first flexible thermal insulation layer and aligned with the first opening. The first flexible thermal insulation layer is located between the second flexible thermal insulation layer and the first side wall. The proposed battery pack can provide adaptive isolation measures for battery units under different working conditions, while allowing the discharging of gas, and can at least to some extent reduce the ability of the exhaust gas from the battery unit from influencing other battery units inside the battery pack.

Abstract: A frame assembly for a battery pack is provided. The frame assembly includes a main frame body having a plurality of openings spaced apart in a first direction, and a plurality of busbars disposed on the main frame body in the first direction and adjacent to the plurality of openings. A battery pack may incorporate the frame assembly. This technical solution enables a higher integration level of the battery BBM assembly, leading to increased overall battery pack performance.

Abstract: The invention relates to a method and apparatus for processing a cyclic physiological signal (30, 40, 52, 53, 54). The method comprises the steps of repeatedly collecting (2) the physiological signal (30, 40, 52, 53, 54) over a time period (31, 32, 33) covering two or more cycles of the cyclic physiological signal (30, 40, 52, 53, 54), wherein a next time period (31, 32, 33) is adjacent to or overlaps with a previous time period (31, 32, 33), extracting values (3, 13) of a set of predefined parameters from the physiological signal (30, 40, 52, 53, 54) within each time period (31, 32, 33) which parameter values characterize the physiological signal (30, 40, 52, 53, 54) within the time period (31, 32, 33), and classifying (4, 14) the physiological signal (30, 40, 52, 53, 54) within each time period (31, 32, 33) based upon the extracted set of predefined parameter values.

Abstract: A support apparatus, a housing provided with the support apparatus, and an electronic device provided with the housing. The support apparatus includes multiple first support rods rotatably connected to each other. Each first support rod includes a first rod body, a first guide bend portion, and a second guide bend portion; each of two opposite sides of the first rod body is arranged with the first guide bend portion and the second guide bend portion. For each adjacent two first support rods, the first guide bend portion on a first side of one first support rod rotatably abuts against the second guide bend portion on a second side of the other first support rod, and the second guide bend portion on the first side of the one first support rod rotatably abuts against the first guide bend portion on the second side of the other first support rod.

Abstract: A pressure relief structure for an electrified vehicle battery pack includes a valve body having a first end and a second end, and a through hole extending between the first end and the second end, a breathable membrane extending across the first end of the valve body, and a valve cover covering the breathable membrane and having fluid passages that couple the through hole to atmosphere. The valve cover include a protrusion configured to engage a first tool, and a cavity in the protrusion configured to engage a second tool. A flange structure disposed between the first end and the second end extends circumferentially and forms a secondary fluid flow path.

Abstract: A beam assembly for a battery pack includes a push beam that extends along a first direction and is connected to a tray of the battery pack; a support member that extends along a second direction and connects the at least one push beam to the tray; and a side rail that extends along the second direction and is connected to the at least one push beam from an end of the at least one push beam. The side rail can have a plurality of cooling plate mounting portions spaced apart from each other. A battery pack can include the beam assembly.

Abstract: A control system is provided for controlling a pressure applied by a pressure source of a positive airway pressure support system. A progressive increase is provided in the pressure applied during a fall asleep time period of a user of the system. A pressure modulation is applied during the progressive increase.

Abstract: A rotary shaft assembly includes a base, a first rotating mechanism, a second rotating mechanism and a damping mechanism. The first rotating mechanism is rotatably connected to one side of the base, and the second rotating mechanism is rotatably connected to the other side of the base opposite to the one side. The damping mechanism includes an abutting member slidably connected to the base, and a first elastic member. The first rotating mechanism is rotatably connected to the abutting member, the second rotating mechanism is rotatably connected to the abutting member, and the axis of the first circular-arc groove is parallel to that of the second circular-arc groove. The first elastic member has a pre-elastic force for causing the abutting member to press against the first rotating mechanism and/or the second rotating mechanism.

Abstract: An electronic device includes a first carrier, a second carrier, a driving mechanism, a flexible screen assembly, and an adjustment mechanism. The first carrier and the second carrier are movable relative to each other. The driving mechanism is disposed on the second carrier. The flexible screen assembly has a first end connected with the first carrier and the flexible screen assembly is wrapped around the driving mechanism. The driving mechanism is configured to drive the flexible screen assembly to move. The adjustment mechanism is configured to adjust the driving mechanism to make the flexible screen assembly in a tensioned state.

Abstract: A battery pack assembly includes an enclosure assembly that provides an interior area. Battery cells are within the interior area. The battery cells each include at least one tab terminal that projects outward from the array axis. A frame provides at least one slot that receives a portion of the at least one tab terminal. At least one busbar is secured to the frame. A busbar shield is disposed between at least one cell and at least one busbar within a battery pack.

Abstract: A top-down 3D printer includes a workbench, a light device, a second drive mechanism, a scraper, a printing platform, a resin vat and a liquid level adjustment mechanism. An output end of the first drive mechanism is connected to the printing platform, the first drive mechanism is configured to drive the printing platform to move up and down, an output shaft of the second drive mechanism is connected to the scraper, the second drive mechanism is configured to drive the scraper to move up and down in the height direction of the workbench and drive the scraper to rotate around the output shaft of the second drive mechanism the laser displacement sensor is configured to monitor a liquid level of resin in the resin vat, and the liquid level adjustment mechanism is configured to feed resin to or extract resin from the resin vat.

Abstract: The present disclosure presents a device and method for monitoring and early warning of information perception regarding urban yellow mud water, featuring a rainfall collecting component, a video shooting component, a sediment content monitoring component, a water level monitoring component and a main controller. The video shooting component evaluates the long-term trend of yellow mud water production in a monitoring area by analyzing the color depth of captured water flow, sediment content in the pipeline's flow section, and meteorological rainfall data from the rainfall collecting component. Utilizing data on color, sediment content, flow section, and rainfall, this system achieves unsupervised real-time monitoring and precise early warning for yellow mud water. It provides a scientific basic for traceability, dynamic monitoring, and address challenges such as low measurement accuracy and omitted applicability found in existing methods.

Abstract: The invention relates to a method and apparatus for processing a cyclic physiological signal (30, 40, 52, 53, 54). The method comprises the steps of repeatedly collecting (2) the physiological signal (30, 40, 52, 53, 54) over a time period (31, 32, 33) covering two or more cycles of the cyclic physiological signal (30, 40, 52, 53, 54), wherein a next time period (31, 32, 33) is adjacent to or overlaps with a previous time period (31, 32, 33), extracting values (3, 13) of a set of predefined parameters from the physiological signal (30, 40, 52, 53, 54) within each time period (31, 32, 33) which parameter values characterize the physiological signal (30, 40, 52, 53, 54) within the time period (31, 32, 33), and classifying (4, 14) the physiological signal (30, 40, 52, 53, 54) within each time period (31, 32, 33) based upon the extracted set of predefined parameter values.

Abstract: A scroll compressor includes a movable scroll and a fixed portion. The fixed portion has a first bearing surface. The movable scroll has a second bearing surface. The scroll compressor includes a back pressure chamber located between the movable scroll and the fixed portion. At least one of the movable scroll and the fixed portion is provided with a groove disposed on a periphery of the back pressure chamber. The scroll compressor further includes a sealing assembly at least partially installed in the groove. One end of the sealing assembly is in contact with a groove bottom surface in the groove, and another end of the sealing assembly is in contact with the first bearing surface or the second bearing surface. The sealing assembly includes a wear-resistant ring and an elastic ring. The elastic ring has at least one recess on a surface thereof.

Abstract: A vehicle battery pack includes several supporting beams extending in a first direction; and battery modules located between the supporting beams. The battery module comprises: a base plate extending in the first direction; multiple battery cells arranged in a stacked manner and placed on the base plate; and end plates connected to the base plate, the end plates compress the multiple battery cells from both sides in the first direction. The battery cell has end faces facing a second direction and the end faces are adjacent to the supporting beams. A vehicle can include the aforementioned vehicle battery pack.

Abstract: A battery assembly may include a battery array. The battery array may include at least one battery module that includes a plurality of battery cells arranged in a first direction and disposed between opposite end plates. At least one reinforcing member may be at least partially disposed between two adjacent battery cells of the battery module. The battery assembly includes a plurality of battery arrays arranged on a tray. By providing the reinforcing member, the battery array simplifies the structure while improving the mechanical strength, and has better volume utilization rate inside housing when constructing the battery assembly.

Abstract: Embodiments of the present disclosure relate to a method for controlling paced breathing device. The method comprises determining a flow rate for pumping air into an airbag of the paced breathing device in an exhalation phase of the paced breathing device. The method further comprises pumping, at the determined flow rate, the air into the airbag in the exhalation phase during which the airbag releases the air. In accordance with embodiments of the present disclosure, the exhalation time length of exhalation phase can be controlled precisely to be aligned with the user's breathing pattern. This can improve user experience and compliance during a paced breathing exercise.

Abstract: The invention provides a cooking device comprising a heating chamber (10), a heating element (12) for heating a cooking medium in the heating chamber, a temperature sensor (14) for monitoring a temperature of the cooking medium over time, and a mass sensor (16) for monitoring a mass of a food item to be cooked in the heating chamber over time. The cooking device also comprises a controller (18) for processing information from the mass sensor and temperature sensor to provide a prediction of the food item core temperature and to control a cooking process in dependence on the predicted food item core temperature.

Abstract: A scroll compressor includes a movable scroll and a fixed portion. The fixed portion has a first bearing surface. The movable scroll has a second bearing surface. The scroll compressor includes a back pressure chamber located between the movable scroll and the fixed portion. At least one of the movable scroll and the fixed portion is provided with a groove disposed on a periphery of the back pressure chamber. The scroll compressor further includes a sealing assembly at least partially installed in the groove. One end of the sealing assembly is in contact with a groove bottom surface in the groove, and another end of the sealing assembly is in contact with the first bearing surface or the second bearing surface. The sealing assembly includes a wear-resistant ring and an elastic ring. The elastic ring has at least one recess on a surface thereof.