Abstract: A support assembly, a battery box, a battery, and an electric device are disclosed. The support assembly includes: at least two plate layers, where the at least two plate layers are stacked, and a separating space is provided between adjacent ones of the at least two plate layers; and a support structure disposed in the separating space, where the support structure includes a plurality of cavities, at least some of the cavities extend along a first direction, and the first direction intersects with opposite surfaces of the adjacent plate layers.

Abstract: The present invention in certain embodiments relates to an ultraviolet absorber having a structure represented by formula (I) or formula (II) as disclosed herein and compositions, polymer materials, articles of manufacture, methods and uses thereof.

Abstract: A box structure includes a cooling member and a frame. The cooling member includes a main pipe and at least one branch pipe connected to the main pipe. The main pipe is configured to pass a coolant into the branch pipe, and the branch pipe is configured to contact the battery pack to cool the battery pack. An accommodation groove is created at a bottom of the frame, at least a part of the main pipe is located in the accommodation groove, and the main pipe is bonded and fixed to the accommodation groove.

Abstract: An interface display method is applicable to an electronic device, and the electronic device supports running of a first system and a second system. The method includes: displaying, by the first system, an application list interface in response to a list starting operation, where the application list interface includes an application run by the first system and an application run by the second system; sending, by the first system, an application starting message to the second system in response to a selection operation of a first application in the application list interface, where the first application is run by the second system; and starting, by the second system, the first application and displaying, by the second system, an application interface based on the application starting message. An electronic device and a non-transitory computer-readable storage medium are also provided.

Abstract: A casing of a battery, a battery and an electricity-consuming apparatus are provided by the present application. The casing of the battery includes a first beam, a second beam and a connecting assembly. A surface of the first beam is provided with a groove. The second beam is arranged on a side of the first beam provided with the groove. The first beam and the second beam is configured to limit a space for accommodating a battery cell. The connecting assembly is configured to connect the first beam with the second beam. At least a portion of the connecting assembly is arranged inside the first beam and the second beam.

Abstract: The present application belongs to the technical field of batteries and provides a thermal management assembly, a battery, and an electrical apparatus. Among them, the thermal management assembly comprises: at least two fluid collecting tubes, and several fluid channels disposed side by side between the fluid collecting tubes wherein the fluid channel comprises two side faces disposed opposite to each other, one of the side faces being used for carrying the battery cell and for heat exchange with the battery cell, and the other one of the side faces being provided with an energy-absorbing structure, with the stiffness of the energy-absorbing structure being less than that of the fluid channels. When the bottom is subjected to an impact, the energy-absorbing structure will be damaged first to absorb and buffer the impact force generated by the impact on the bottom, so as to play the role of protecting the fluid channels.

Abstract: An application starting method is applicable to an electronic device, and the electronic device supports running of a first system and a second system. The method includes: sending, by the first system, a pre-operation message to the second system in response to a first operation event; performing, by the second system, a pre-operation indicated by the pre-operation message; sending, by the first system, an application starting message to the second system in response to a second operation event; and starting, by the second system, the target application indicated by the application starting message. An electronic device, and a non-transitory computer-readable storage medium are also provided.

Abstract: A casing of a battery, a battery and an electricity-consuming apparatus are provided by the present application. The casing of the battery includes a first beam, a second beam and a connecting assembly. A surface of the first beam is provided with a groove. The second beam is arranged on a side of the first beam provided with the groove. The first beam and the second beam is configured to limit a space for accommodating a battery cell. The connecting assembly is configured to connect the first beam with the second beam. At least a portion of the connecting assembly is arranged inside the first beam and the second beam.

Abstract: Disclosed are an electromagnetic induction type magnetic energy collector based on capacitive energy storage and a power improvement method. A main energy acquisition coil is sleeved in a main circuit to collect magnetic field energy, and a detection coil is sleeved in the main circuit to generate a sinusoidal signal for detecting zero crossing of a primary current; a switch group S2 and a switch group S1 are alternately turned on and off, a first rectifier bridge is connected to the switch group S2 and the switch group S1, and a comparator circuit is connected to the detection coil to compare the sinusoidal signal and convert the sinusoidal signal into a zero-crossing square wave signal; and a control module is connected to the comparator circuit, determines the zero crossing of the primary current based on the zero-crossing square wave signal.

Abstract: Disclosed are an electromagnetic induction type magnetic energy collector based on capacitive energy storage and a power improvement method. A main energy acquisition coil is sleeved in a main circuit to collect magnetic field energy, and a detection coil is sleeved in the main circuit to generate a sinusoidal signal for detecting zero crossing of a primary current; a switch group S2 and a switch group S1 are alternately turned on and off, a first rectifier bridge is connected to the switch group S2 and the switch group S1, and a comparator circuit is connected to the detection coil to compare the sinusoidal signal and convert the sinusoidal signal into a zero-crossing square wave signal; and a control module is connected to the comparator circuit, determines the zero crossing of the primary current based on the zero-crossing square wave signal.