Abstract: A method for determining a contribution rate of pollution load in a water quality assessment section of an annular river network system based on water quantity constitute comprises the following steps: defining all water quantity components (rainfall, pollution discharge and water diversion) according to a water quantity source condition of a river network water system in a research region; calculating a water quantity ratio of each water quantity component in each water quality assessment section; collecting flow rate of point source pollution and corresponding pollutant discharge amount, calculating a water quantity weighted average concentration of all point source pollutants, and calculating a runoff rate and a pollution load of all land use types and an average concentration of non-point source pollutants by utilizing a hydrological model and a pollution load model; and calculating the contribution rate of pollution load in the water quality assessment section.

Abstract: A battery module, a device, and a failure handling method for a failed battery cell. The battery module includes: a battery cell arrangement structure, including a plurality of battery cells arranged along a length direction, where the battery cells include electrode terminals, and the battery cells include a failed battery cell; a box body, having an accommodation cavity in which the battery cell arrangement structure is located; a mounting beam, located in the accommodation cavity and at an end of the battery cell arrangement structure along the width direction; a pressing plate; and a conductive component, connected to a positive electrode terminal and a negative electrode terminal of the failed battery cell. The conductive component is easily connected to electrode terminals of a failed battery cell, so that a maintenance process can be simplified and maintenance costs can be reduced.

Abstract: The present embodiments relate to a handle assembly for a refrigeration apparatus. The handle assembly can be detachably assembled on either side of a cabinet door of the refrigeration apparatus, the handle assembly comprising: a handle, a handle bracket, and an elastic member, wherein the handle comprises a handle portion and an extension on a side of the handle portion, characterized in that the handle is movably assembled in the handle bracket, wherein the handle portion of the handle is assembled in a first portion of the handle bracket, and the extension of the handle is assembled in a second portion of the handle bracket, and a protrusion is disposed at one end of the extension; and the elastic member is assembled in the second portion of the handle bracket, and the extension of the handle is connected with the elastic member.

Abstract: A system and method for injecting an electron beam to an accelerator are provided. The system may include a cathode, an anode, and a modulation electrode. The cathode, for generating the electron beam, may have a first electrical potential. The anode may have a second electrical potential. The modulation electrode, located between the cathode and the anode, may be configured to adjust at least one parameter of the electron beam. The at least one parameter of the electron beam may include at least one transverse parameter of the electron beam.

Abstract: The present disclosure provides a battery product and an assembling method of the battery product, the battery product comprises a box and a heating connector. The box comprises a mounting panel. The mounting panel has a first receptacle portion and a second receptacle portion, and the second receptacle portion and the first receptacle portion are provided opposite to each other and communicating with each other. The heating connector comprises: a first plug assembly being mounted on the first receptacle portion; and a second plug assembly being mounted on the second receptacle portion. Compared with the technology related to the background, the battery product is equivalent to directly integrating the receptacle of the heating connector on the mounting panel, which not only eliminates the manner of fixing by the bolt, but also improves the integration of the battery product, thereby improving the space utilization and energy density.

Abstract: Embodiments of the present application provide a battery, a power consumption device, a method and device for preparing a battery. The battery includes: a battery cell including a pressure relief mechanism, the pressure relief mechanism being disposed at a first wall of the battery cell; and a thermal management component configured to accommodate a fluid to adjust a temperature of the battery cell; where a first surface of the thermal management component is attached to the first wall of the battery cell, the thermal management component is configured to be capable of being damaged by emissions discharged from the battery cell when the pressure relief mechanism is actuated, such that the emissions pass through the thermal management component. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.

Abstract: A resonant converter includes a transformer, a resonant network, control circuit, primary and secondary circuits. One of the primary switches is turned on from a first switching moment until a second switching moment. The resonant network is coupled between the primary circuit and the primary winding. A current of the resonant network changes a direction at a first moment between the first and second switching moments. The secondary circuit is coupled to the secondary winding. One of the secondary switches is turned on during first and second preset time interval to increase the current in a direction by the secondary winding being clamped by a preset voltage, in which the output current is increased in an opposite direction or equal to zero.

Abstract: Semiconductor devices and methods of manufacturing the semiconductor devices are described herein. A method includes forming a first etch stop layer from a portion of a gate mask, the gate mask extending between spacers adjacent a gate electrode, the gate electrode overlying a semiconductor fin. The method further includes forming a second etch stop layer adjacent the first etch stop layer, forming an opening through the second etch stop layer, and exposing the first etch stop layer by performing a first etching process. The method further includes extending the opening through the first etch stop layer and exposing the gate electrode by performing a second etching process. Once the gate electrode has been exposed, the method further includes forming a gate contact in the opening.

Abstract: A hydrogen-free carbon film polymer lubricating material and a preparation method and use thereof are disclosed. In the method, a graphite target is used as the target material, and a magnetron sputtering deposition is performed on a surface of the polymer substrate, thereby physically depositing and forming a hydrogen-free carbon film on the surface of the polymer substrate, thereby obtaining a hydrogen-free carbon film polymer lubricating material.

Abstract: A battery cell includes an electrode assembly, a housing configured to accommodate the electrode assembly and having an opening, an end cover configured to close the opening of the housing, and a current collecting member configured to electrically couple the electrode assembly to the end cover. The current collecting member is at least partly located between the electrode assembly and the end cover and abuts against the electrode assembly. The current collecting member has a hole. The electrode assembly is partly accommodated in the hole and contact a hole wall of the hole.

Abstract: The present application relates to a semiconductor memory training method and related devices, belonging to the technical field of semiconductors. The method comprises: obtaining a stored historical training result of a semiconductor memory, the historical training result comprising a historical expected delay value and a historical expected voltage; setting a delay threshold and a current training voltage range, the delay threshold being less than or equal to the historical expected delay value, the current training voltage range comprising the historical expected voltage; obtaining a current minimum delay value for the semiconductor memory under the historical expected voltage; and using the stored historical training result as a current training result of the semiconductor memory, if the current minimum delay value for the semiconductor memory under the historical expected voltage is no less than the delay threshold.

Abstract: Disclosed are a battery box, a battery cell, a battery, and a method and apparatus for preparing the battery box. The battery box includes a pressure relief region including a first recess arranged at an inner surface of the battery box and a second recess arranged at an outer surface of the battery box, the first recess being arranged opposite to the second recess, wherein a third recess is provided at a bottom wall of the first recess and/or a bottom wall of the second recess, and the pressure relief region is configured to fracture at the third recess, when an internal pressure of the battery box reaches a threshold, to relieve the internal pressure. According to the battery box, the battery cell, the battery, and the method and apparatus for preparing the battery box disclosed in the present application, the pressure relief region is easy to machine.

Abstract: A method comprises forming a gate structure between gate spacers; etching back the gate structure to fall below top ends of the gate spacers; forming a gate dielectric cap over the etched back gate structure; performing an ion implantation process to form a doped region in the gate dielectric cap; depositing a contact etch stop layer over the gate dielectric cap and an ILD layer over the contact etch stop layer; performing a first etching process to form a gate contact opening extending through the ILD layer and terminating prior to reaching the doped region of the gate dielectric cap; performing a second etching process to deepen the gate contact opening, wherein the second etching process etches the doped region of the gate dielectric cap at a slower etch rate than etching the contact etch stop layer; and forming a gate contact in the deepened gate contact opening.

Abstract: This application provides embodiments including a connection member and a rechargeable battery. The connection member includes a guide plate and a first connecting plate integrally formed on the guide plate, where the first connecting plate is disposed in a bendable manner relative to the guide plate, and at least one indentation is present between the first connecting plate and the guide plate. In the embodiments, a bending position is more accurate when the first connecting plate is bent relative to the guide plate. This is conducive to an accurate size of the connection member being bent, and is also helpful for the rechargeable battery to successfully assemble a battery core, the connection member, and a housing.

Abstract: The present invention belongs to the technical field of metallurgical solid waste resource utilization, and particularly relates to acidification and carbonization coupling modified steel slag as well as a preparation process and an application thereof. The process specifically includes the following steps of adopting acetic acid, tributyl phosphate, ethanolamine and a NaOH and Ca(OH)2 emulsion as reaction reinforcing agents, and modifying the steel slag together with CO2-rich lime kiln flue gas. The process for modifying the steel slag through acidification and carbonization coupling provided in the present invention has the advantages of simple reaction conditions and no need of high-pressure CO2, additionally, the carbonation reaction rate can be greatly increased, and f-CaO and f-MgO in the steel slag can be effectively eliminated.

Abstract: Embodiments of the present application provide a case of a battery, a battery, a power consuming device, and a method and an apparatus for manufacturing a battery. The case may comprise: a cooling component, a liquid collection structure being arranged on the cooling component, and the liquid collection structure being configured to gather a condensate generated by the cooling component; and a first wall, a liquid storage structure being arranged on the first wall, the liquid storage structure being arranged corresponding to the liquid collection structure, and the liquid storage structure being configured to collect the condensate gathered by the liquid collection structure.

Abstract: A battery, a powered device, and a method and device for preparing a battery are provided. In some embodiments, the battery includes: a first battery cell and a second battery cell, wherein a pressure relief mechanism of the first battery cell and a pressure relief mechanism of the second battery cell are arranged opposite to each other in a first direction; a box body accommodating the first battery cell and the second battery cell; and a partition component configured to partition the first battery cell and the second battery cell in the first direction, wherein the partition component includes a first wall and a second wall arranged opposite to each other, the first wall is provided with a first through hole, the second wall is provided with a second through hole.

Abstract: A thermal insulation bag, having a bag body for accommodating goods and an upper cover for covering the bag body, wherein the bag body comprises an inner container having side walls and a bottom wall, and a first inner TPU fabric layer and a second outer TPU fabric layer that cover the outer sides of the side walls and the bottom wall of the inner container, and the upper cover comprises an upper cover body, and a first inner TPU fabric layer and a second outer TPU fabric layer that cover at least a part of the outer side of the upper cover body; wherein a vacuum insulation panel VIP is disposed between the first inner TPU fabric layer and the second outer TPU fabric layer for the side walls of the inner container and/or the bottom wall of the inner container and/or the upper cover body, and a protective layer for the vacuum insulation panel is disposed between the vacuum insulation panel and the second outer TPU fabric layer.

Abstract: A battery includes a battery pair and an information collector configured to collect parameters of the battery. The battery pair includes two battery cells. A surface of each of the two battery cells is provided with a pole. The poles of the two battery cells abut against each other face to face to form a pole assembly structure. The pole assembly structure includes an insertion slot. The information collector includes a main board and a sampling piece electrically connected to the main board. One end of the sampling piece extends into the insertion slot and is electrically connected to the pole assembly structure.

Abstract: A battery, a powered device, and a method and device for preparing a battery are provided. In some embodiments, the battery includes battery cells; a box body; and a partition assembly configured to partition the box body into a first accommodating portion and a second accommodating portion, wherein the first accommodating portion is configured to accommodate an electrical component, the second accommodating portion is configured to accommodate the battery cells, a communication portion is formed in the partition assembly, the electrical component and the battery cells are electrically connected via a connecting component, the connecting component penetrates the communication portion, the partition assembly has a first partition component and a second partition component that are connected, and the communication portion is formed by assembling the first partition component and the second partition component.