Abstract: The present application provides a battery and an electricity consuming apparatus. The battery includes: a case having an accommodating chamber; a battery cell disposed in the accommodating chamber, where the battery cell has a first pressure relief mechanism for releasing a substance inside the battery cell; a treating medium for reacting with the substance to reduce a value of a predetermined parameter of the substance, where the treating medium is disposed in the case; and a second pressure relief mechanism for discharging the substance that has reacted with the treating medium to the outside of the case, where the second pressure relief mechanism is disposed on the case. In the battery and the electricity consuming apparatus provided in the present application, the battery can treat gaseous combustibles released from its battery cell to reduce the possibility of combustion, so as to achieve good safety performance.

Abstract: Provided are a battery and an electric device. The battery includes multiple battery cells, a box, and a spray mechanism, wherein at least one battery cell among multiple battery cells includes a pressure relief mechanism. The box includes an electrical chamber, a collection chamber, and a first isolation component, wherein the electrical chamber is configured to accommodate the multiple battery cells; the collection chamber is configured to collect emissions from the battery cells arranged with the pressure relief mechanism when the pressure relief mechanism is actuated; the first isolation component is configured to isolate the electrical chamber and the collection chamber; and the first isolation component is provided with a first through hole, wherein the emissions can enter the collection chamber through the first through hole. The spray mechanism is arranged within the collection chamber, wherein the spray mechanism is configured to spray firefighting media into the collection chamber.

Abstract: The present application provides a bus member, a battery and a power consumption device, and relates to the technical field of batteries. The bus member includes a first connection portion configured to be connected to a first electrode terminal of a first battery cell; a second connection portion configured to be connected to a second electrode terminal of a second battery cell; and a plurality of fusing portions, one end of each fusing portion being connected to the first connection portion, and the other end being connected to the second connection portion; where an overcurrent cross-sectional area corresponding to one of the plurality of fusing portions with a maximum is expressed as Smax, and with a minimum is expressed as Smin, Smin and Smax satisfy: 0.3?Smin/Smax?1 and 0.3?Smin/Smax?1, thus avoiding accumulation of arc energy of the fusing portions due to a long-duration short circuit.

Abstract: The present application provides a battery and an electrical device. The battery includes a battery cell and a release treating device. A pressure relief mechanism of the battery cell can release a substance inside the battery cell, a treating space of the release treating device is connected with the pressure relief mechanism, and a treating member in the treating space can treat the substance released by the pressure relief mechanism into the treating space to reduce a specified parameter of the substance. After the specified parameter of the substance is reduced, the possibility of combustion of the substance is greatly reduced, so that the battery is less prone to ignition when thermal runaway occurs, which is conducive to improving the safety of the battery.

Abstract: An energy storage system includes a plurality of batteries and a liquid cooling system, wherein the liquid cooling system includes a plurality of water pumps corresponding to the plurality of batteries and a thermal management unit. Thermal management unit is configured to determine a first battery where a battery cell under thermal runaway is located, and to open a first water pump corresponding to the first battery, so as to cool the first battery.

Abstract: Provided are a battery cell, battery, and electrical device. The battery cell includes an outer shell and an insulating component. The insulating component covers at least a portion of an external surface of the outer shell. The insulating component includes at least one layer of a first insulation layer, wherein a material damage temperature of each layer of the first insulation layer is T, and a total thickness of at least one layer of the first insulation layer is L1. It satisfies T?400° C. and L1?30 ?m. The first insulation layer of the insulating component possesses a higher material damage temperature and the total thickness of all the first insulation layers in the insulating component is thicker, so that the insulation properties of the insulating component can be maintained to be effective for a long period of time in a high-temperature environment.

Abstract: An energy storage system includes a housing, a detection component, an air intake fan, and an air exhaust fan. The housing is provided with an air inlet and an air outlet. The detection component is coupled to the housing and is configured to detect a concentration of combustible gas within the housing. The air intake fan and the air exhaust fan are both coupled to the housing. The air intake fan drives external airflow to enter the housing through the air inlet, and the air exhaust fan drives airflow within the housing to exit the housing through the air outlet. Both the air intake fan and the air exhaust fan are configured to start up when the concentration of combustible gas reaches or exceeds a minimum value of a specified range. The energy storage system provided in this application can improve the discharge efficiency of combustible gas.

Abstract: This application relates to an exhaust system for an energy storage device, an energy storage device, and an electrical device. When thermal runaway occurs inside a battery cabinet of the energy storage device, high-temperature fumes can be expelled directionally into a corresponding exhaust assembly through an exhaust port under the action of a guide assembly, and then expelled out of a box through the exhaust assembly, thereby implementing directional exhaustion of the high-temperature fumes in the battery cabinet, avoiding explosion of the battery cabinet or secondary hazards, and improving safety performance of the energy storage device.

Abstract: A battery module includes a plurality of battery cells and at least one heat exchange tube of an elongated shape. The plurality of battery cells are arranged proximate to each other. Each of the at least one heat exchange tube is located in a gap formed between adjacent ones of the plurality of battery cells.

Abstract: Embodiments of the present disclosure provide a battery, a manufacturing method and a manufacturing apparatus thereof, and a power consumption device.

Abstract: Batteries and an electric apparatus are disclosed. The battery includes: a plurality of battery cells arranged in a first direction; an end plate disposed at an end of the plurality of battery cells in the first direction; and an insulating member for connecting with the end plate, where the insulating member is arranged on the top surface of the end plate in a second direction, the second direction being perpendicular to the first direction; where the insulating member has a maximum length A in a third direction, the end plate has a maximum length B in the third direction, where A?0.9B and the third direction is perpendicular to the first direction and the second direction. The battery provides strength and insulation requirements on the end plate in normal use of the battery, but also reduces risks of high voltage short circuit in thermal runaway of the battery.

Abstract: Provided are an end cover, an end cover assembly, a battery cell, a battery, and an electric device. The end cover includes: two through holes, running through the end cover for mounting electrode terminals; a depression, where the depression is formed by a surface of the end cover recessing in a thickness direction, and a bottom wall of the depression forms a pressure relief mechanism; and a weak portion, disposed on the pressure relief mechanism, where the pressure relief mechanism is configured to crack along the weak portion when internal pressure of the battery cell reaches a threshold; where depth of the weak portion gradually decreases on one or two sides of a perpendicular bisector of a connecting line of the two through holes in a direction leaving the perpendicular bisector.

Abstract: A battery includes a plurality of battery cells arranged in a first direction. The battery cell includes a first wall and a second wall that intersect, the first wall is provided with a pressure relief mechanism, and a protective member is disposed between the second wall and an inner wall of a box. The pressure relief mechanism and the protective member are disposed on two different walls of the battery cell respectively. When emissions produced by thermal runaway of the battery are discharged from the pressure relief mechanism disposed on the first wall, if some emissions fall between the second wall of the battery cell and the inner wall of the box, under the protective effect of the protective member, electrical connection between the second wall of the battery cell and the inner wall of the box can be effectively avoided, thereby reducing the risk of short circuit.

Abstract: A pressure relief apparatus, a battery cell, a battery, and an electrical device are provided in embodiments of the present application. The pressure relief apparatus includes a pressure relief body and a score groove. The pressure relief body includes a pressure relief portion configured to be opened to relieve a pressure inside the battery cell when an internal pressure or temperature of the battery cell reaches a threshold. The score groove is arranged on the pressure relief body and includes a first arc-shaped groove and a second arc-shaped groove. The arc-shaped design of the first arc-shaped groove and the second arc-shaped groove makes it less likely that the pressure relief portion cannot be opened in a large area, thereby improving the safety of the battery cell.

Abstract: A pressure relief apparatus includes a pressure relief body and a plurality of score grooves. The pressure relief body includes a pressure relief portion, and the pressure relief portion has a first surface and a second surface opposite to each other in a thickness direction of the pressure relief portion. A plurality of score grooves are sequentially arranged at the pressure relief portion in a direction from the first surface to the second surface. In two adjacent score grooves in the thickness direction, a maximum width of a score groove farther away from the first surface is less than a minimum width of a score groove closer to the first surface.

Abstract: The disclosure provides a battery module. The battery module comprises: a frame having an accommodation space; and a plurality of batteries successively arranged in the accommodation space in a thickness direction of the battery, wherein a partition is arranged between adjacent batteries, wherein the partition has a compressibility and a coefficient of compressibility ?1 at a pressure equal to or smaller than 2 MPa, which meets a relation C0×?1?A0×0.2, wherein C0 is an initial thickness of the partition, and A0 is an initial thickness of the battery.

Abstract: Embodiments of the present disclosure provide a battery, a manufacturing method and a manufacturing apparatus thereof, and a power consumption device.

Abstract: The present application provides a bus member, a battery and a power consumption device, and relates to the technical field of batteries. The bus member includes a first connection portion configured to be connected to a first electrode terminal of a first battery cell; a second connection portion configured to be connected to a second electrode terminal of a second battery cell; and a plurality of fusing portions, one end of each fusing portion being connected to the first connection portion, and the other end being connected to the second connection portion; where an overcurrent cross-sectional area corresponding to one of the plurality of fusing portions with a maximum is expressed as Smax, and with a minimum is expressed as Smin, Smin and Smax satisfy: 0.3?Smin/Smax?1 and 0.3?Smin/Smax?1, thus avoiding accumulation of arc energy of the fusing portions due to a long-duration short circuit.

Abstract: The present disclosure provides an electron source operating method, the electron source including at least one emission site fixed on a tip, the emission site being a reaction product formed by metal atoms of a surface of the tip and gas molecules under an electric field, and the operating method comprises emitting electrons by controlling operating parameters of the electron source.

Abstract: The disclosure relates to a battery module and the technical field of energy storage. The battery module comprises: a frame having an accommodation space; and a plurality of batteries successively arranged in the accommodation space in a thickness direction of the battery, wherein a partition is arranged between adjacent batteries, wherein the partition has a compressibility and a coefficient of compressibility ?1 at a pressure equal to or smaller than 2 MPa, which meets a relation C0×?1?A0×0.2, wherein C0 is an initial thickness of the partition, and A0 is an initial thickness of the battery.