Abstract: A battery pack includes a housing; cells accommodated in the housing, where the cell includes electrodes; a bracket accommodated in the housing and supporting the plurality of cells; a first metal plate accommodated in the housing, where the first metal plate is substantially perpendicular to the central axis of the cell, and the first metal plate has openings through which the airflow ejected from the electrodes passes through; and a second metal plate accommodated in the housing, where the second metal plate is substantially parallel to the first metal plate, and the second metal plate and the first metal plate form an exhaust channel for guiding the airflow to be discharged out of the housing.

Abstract: A system is disclosed for network management automation using network intent or adaptive monitoring automation. Network intent (NI) represents a network design and baseline configuration for that network or network devices with an ability to diagnose deviation from the baseline configuration. The NI can be automated to update and replicate the diagnosis. The monitoring of the network can be adapted to capture network problems in advance with adaptive monitoring automation.

Abstract: The present disclosure provides a packaging device and a packaging method. The packaging device includes a conveying mechanism, a packaging mechanism and a guide mechanism. The conveying mechanism is configured to convey a battery in a first direction; the packaging mechanism comprises a driving assembly, two supports arranged at an interval and two pressing members arranged in parallel, and the supports are connected to the driving assembly; and the packaging mechanism is mounted on the guide mechanism.

Abstract: The present disclosure provides an electrode plate die-cutting method and an electrode plate die-cutting device. The electrode plate die-cutting method includes: conveying an electrode plate material strip in a first direction to a cutting area of an electrode plate die-cutting device; and adjusting, based on the electrode plate material strip, a position of each of a first laser cutting assembly and a second laser cutting assembly of the electrode plate die-cutting device to position a center point of a first laser galvanometer of the first laser cutting assembly above a predetermined electrode plate cutting line and to position a center point of a second laser galvanometer of the second laser cutting assembly above the tab cutting area.

Abstract: A preparation method of a thermally composited laminated cell and a thermally composited laminated cell are provided. The preparation method includes: preparing a plurality of first electrode plate groups and a plurality of second electrode plate groups, each of the first electrode plate groups includes a plurality of first units, each of the second electrode plate groups includes a plurality of second units. An outermost side of the first unit is provided with a negative electrode plate, and an outermost side of the second unit is provided with a positive electrode plate. Providing a first separator, and assembling the plurality of first electrode plate groups, the plurality of second electrode plate groups and the first separator to prepare a composite cell group. Cutting the composite cell group to prepare a plurality of thermally composited laminated cells.

Abstract: A thermal composite laminated cell and a battery cell are disclosed by this application. The thermal composite laminated battery cell includes a first cell unit, a second cell unit and a separator with a continuous layer structure, wherein the outermost sides of the first cell unit are negative electrode sheets, and the outermost sides of the second cell unit are positive electrode sheets. The separator with a continuous layer structure includes a plurality of main bodies and a plurality of bent portions all alternately and continuously disposed, the first cell units and the second cell units are alternately disposed in a thickness direction, and the adjacent first cell unit and the second cell unit are separated by the main body.

Abstract: A system is disclosed for network management automation using network intent or adaptive monitoring automation. Network intent (NI) represents a network design and baseline configuration for that network or network devices with an ability to diagnose deviation from the baseline configuration. The NI can be automated to update and replicate the diagnosis. The monitoring of the network can be adapted to capture network problems in advance with adaptive monitoring automation.

Abstract: The disclosure provides a thermal composite laminated cell and a method for preparing the thermal composite laminated cell. The thermal composite laminated cell includes N negative electrode sheets, M positive electrode sheets, and a separator, N is greater than M, and a value of a difference between N and M is 1; the separator includes a plurality of body parts and bending parts alternately and continuously arranged; the negative electrode sheets and the positive electrode sheets are alternately stacked in a thickness direction of the negative electrode sheets, adjacent one of the negative electrode sheets and one of the positive electrode sheets are separated by one of the body parts, the bending parts are provided with incomplete-cut-off structures, and the separator is folded at the incomplete-cut-off structures; two outermost negative electrode sheets are single-sided electrode sheets, and other negative electrode sheets are double-sided electrode sheets.

Abstract: A thermal composite laminated cell and a battery are disclosed. The thermal composite laminated cell is formed by folding a composite unit, and the composite unit includes a first separator, a second separator, first electrode plates and second electrode plates. Portions of the first separator and the second separator are fixedly connected to form pouch-like structures each with an opening. The first electrode plates are placed inside the respective pouch-like structures, and the second electrode plates are alternately arranged at a side of the first separator away from the first electrode plates and at a side of the second separator away from the first electrode plates along the length direction of the composite unit.

Abstract: A method for preparing a laminated battery cell is provided. The method comprises steps of: providing a negative electrode sheet, a positive electrode sheet, and a membrane; thermally bonding the negative electrode sheet and the positive electrode sheet to the membrane to form a thermally bonded structure; forming a plurality of folding structures in the thermally bonded structure, wherein i positive electrode sheets are arranged between every two adjacent folding structures, and i is a positive integer; folding the thermally bonded structure along each straight line where each of the folding structures is located to prepare the laminated battery cell. In the present disclosure, the folded position is fixed, so that the alignment of the positions on both sides of each electrode sheet during folding is improved, and subsequent investment and process of a shaping equipment are eliminated.

Abstract: An optical fiber connector plug and an optical fiber connector. The optical fiber connector plug includes a plug assembly, a pressure sleeve, and an outer housing kit. The plug assembly has a front end and a rear end, the front end is configured to match an optical fiber adapter, and the rear end is used for insertion of an optical cable. The pressure sleeve is connected to the rear end and is configured to fasten the optical cable. The outer housing kit is sleeved outside the plug assembly and the pressure sleeve and is detachably connected to the plug assembly. The optical fiber connector includes the optical fiber adapter and the optical fiber connector plug. The optical fiber adapter is detachably connected to the optical fiber connector plug.

Abstract: An optical fiber connector, an optical distribution network device, and an optical communication system, wherein the optical fiber connector includes a first ferrule, a second ferrule, a fiber grating, and a housing part. The fiber grating penetrates through the first ferrule and the second ferrule. The housing part is sleeved on the first ferrule and the second ferrule. The optical fiber connector optically interconnects to a network port on the optical distribution network device, and an optical signal uploaded from an optical network terminal is modulated by the optical fiber connector and then arrives at an optical line terminal.

Abstract: Disclosed herein is a thermal composite laminated cell comprising a negative electrode, a plurality of positive electrodes, and a separator, the separator comprising a first separator and a second separator, the negative electrode being attached to and between the first separator and the second separator to form a composite laminate comprising a plurality of body portions and a plurality of bending portions arranged alternately and continuously, the bending portions being provided with partially cut structures, the positive electrodes each being arranged between adjacent body portions in a thickness direction of the negative electrode, a projection in the thickness direction of the positive electrode falling completely within a planar area of the body portions. The present application overcomes the problem of poor alignment of the existing composite laminated cell, and has the advantages of good alignment and stable performance.

Abstract: A thermally-compositing laminated cell and a preparation method of a thermally-compositing laminated cell are provided. The cell includes a plurality of first electrode plates, a plurality of second electrode plates and a separator. The polarity of each of the first electrode plates and the polarity of each of the second electrode plates are opposite, and the separator includes a plurality of body portions and a plurality of bending portions disposed alternately and continuously. Along a thickness direction of each of the first electrode plates, the first electrode plates and the second electrode plates are alternately stacked, one of the first electrode plates and one of the second electrode plates adjacent to each other are separated by one of the body portions, and each of the bending portions is provided with an incomplete-cut-off structure, and the separator is folded at the incomplete-cut-off structure.

Abstract: The present disclosure provides a defect detection method and apparatus for a cushion layer of a cable, a device, and a storage medium. The method includes: obtaining specification parameters of a corrugated sheath of a to-be-detected cable, calculating a first volume of a cushion layer without deformation and a second volume of a deformed portion of the cushion layer when the cushion layer is deformed under stress, and calculating a stressed-state deformation ratio of the cushion layer based on the first volume and the second volume; obtaining a voltage, a current, an electrode area, an electrode distance, and an initial electrode distance of the cushion layer when the stressed-state deformation ratio is reached, and calculating volume resistivity of the cushion layer; and comparing the volume resistivity with a preset evaluation parameter to obtain a defect detection result of the cushion layer.

Abstract: A laminating device, a processing method for the electrode plate assembly, and a thermally bonding device for electrode plates are provided. The laminating device includes a laminating platform, a first driving roller assembly, and a second driving roller assembly. A first spacing d1 is arranged between the first driving roller assembly and the second driving roller assembly. A length of each of the electrode plate units is L, d1 is less than L, or d1 is greater than L, and a ratio between d1 and Lis a non-integer.

Abstract: The present disclosure relates to the technical field of automation equipment and specifically discloses a sample preparation workstation and a sample preparation system. The sample preparation workstation includes a preparation platform, a robotic arm mounted to the preparation platform, a sample exchange chamber mounted to the preparation platform and used for exchanging a sample before or after experiment with the outside world, a transfer tool mounted to the robotic arm, and an experimental apparatus mounted to the preparation platform. The robotic arm drives the transfer tool to move so that the transfer tool transfers the sample before experiment in the sample exchange chamber to the experimental apparatus for experiment and transfers the sample after experiment to the sample exchange chamber. According to an embodiment of the present disclosure, the full-automatic sample preparation can be realized, the labor cost can be saved and the experiment efficiency can be improved.

Abstract: An electrode sheet, a battery cell, and a battery are provided. The electrode sheet includes an electrode sheet body. The electrode sheet body includes a first side edge and a second side edge connected. A connection position between the first side edge and the second side edge is provided with a first chamfer. The first chamfer includes a first arc segment and at least one first transition segment. The first arc segment is connected to the first side edge and/or the second side edge through the at least one first transition segment. The first arc segment protrudes toward a direction away from a center of the electrode sheet body.

Abstract: The present disclosure provides a defect detection method and apparatus for a cushion layer of a cable, a device, and a storage medium. The method includes: obtaining specification parameters of a corrugated sheath of a to-be-detected cable, calculating a first volume of a cushion layer without deformation and a second volume of a deformed portion of the cushion layer when the cushion layer is deformed under stress, and calculating a stressed-state deformation ratio of the cushion layer based on the first volume and the second volume; obtaining a voltage, a current, an electrode area, an electrode distance, and an initial electrode distance of the cushion layer when the stressed-state deformation ratio is reached, and calculating volume resistivity of the cushion layer; and comparing the volume resistivity with a preset evaluation parameter to obtain a defect detection result of the cushion layer.

Abstract: A method and a device for recovering a call service in a mobile communication system are provided. The method includes the following steps determining whether a second cell satisfies a condition for a terminal to perform an IP multimedia subsystem (IMS) registration when detecting that the terminal enters the second cell during a period in which the terminal waits for a next IMS registration due to an IMS registration failure in a first cell, initiating an initial IMS registration when determining that the second cell satisfies the condition, and recovering a call service of the terminal after the initial IMS registration is successful.