Abstract: The present disclosure discloses a liquid crystal display panel and a compensation method thereof. The compensation method firstly acquires a plurality of consecutive and alternating odd-numbered frame grayscale data and even-numbered frame grayscale data, then determines a minimum grayscale difference, and determines a gamma voltage difference corresponding to the grayscale difference according to a curve of a relation between grayscales and gamma voltages, followed by obtaining a correction value for a common voltage based on the gamma voltage difference. The flicker phenomena can be improved by adjusting the common voltage only once with the correction value.

Abstract: A brightness correcting method of a display panel and a brightness correcting device are disclosed. The method divides a displayed image of the display panel into a first area and a plurality of second areas disposed surrounding the first area. A brightness correction factor of each of the second areas is obtained according to a brightness of the first area and a brightness of each of the second areas. An optical compensation value is adjusted according to the brightness correction factor. The method corrects a brightness of the display panel to allow uniformity of overall brightness of the display panel to meet requirements.

Abstract: Embodiments of this application provide a battery and an electric apparatus. The battery includes a battery cell group and one or more thermal management components. The battery cell group includes a plurality of battery cells, and the one or more thermal management components are configured to regulate temperature of the battery cell group, where at least two surfaces of the battery cell are thermally connected to the one or more thermal management components.

Abstract: A filter remaining capacity detection system is presented that includes a parameter retriever that retrieves parameter information for an atmosphere around the filter. The system also includes an adsorption estimate generator that, based on the parameter information retrieved, solves a set of controlling equations to generate an adsorption estimate. The controlling equations are a set of mass and energy balance equations. The system also includes a remaining capacity detector that, based on the adsorption estimate, generates a remaining capacity estimate. The system also includes a signal generator that generates a signal if the remaining capacity estimate is below a threshold.

Abstract: An electric vehicle, a battery pack, and a firefighting fluid storage device are disclosed, which relate to the technical field of energy storage devices. The firefighting fluid storage device includes: a box body, where the box body includes an inner cavity and a fluid outlet, the inner cavity is configured to accommodate a firefighting fluid, and the fluid outlet communicates with the inner cavity; and a gas generation component, where the gas generation component is mounted to the box body and configured to release a gas to the inner cavity. When the gas generation component releases the gas, the firefighting fluid moves toward the fluid outlet under the action of the gas.

Abstract: A battery includes a battery cell provided with a pressure relief mechanism configured to be actuated in response to internal pressure or temperature in the battery cell reaching a threshold to release the internal pressure, a collection pipe configured to accommodate a firefighting medium, and a firefighting pipe configured to connect to the collection pipe to allow the firefighting medium to be fed to the firefighting pipe. The firefighting pipe is configured to discharge the firefighting medium toward the battery cell in response to the pressure relief mechanism being actuated. Two ends of the firefighting pipe are a first end and a second end respectively. The first end is configured to connect to the collection pipe to allow the firefighting medium to enter the firefighting pipe through the first end, and the second end is closed.

Abstract: A brightness correcting method of a display panel and a brightness correcting device are disclosed. The method divides a displayed image of the display panel into a first area and a plurality of second areas disposed surrounding the first area. A brightness correction factor of each of the second areas is obtained according to a brightness of the first area and a brightness of each of the second areas. An optical compensation value is adjusted according to the brightness correction factor. The method corrects a brightness of the display panel to allow uniformity of overall brightness of the display panel to meet requirements.

Abstract: A battery, a power consumption device, and a method and device for producing a battery are disclosed. The battery includes: a first battery cell and a second battery cell adjacent to each other, the first battery cell including a pressure relief mechanism disposed on a first wall of the first battery cell; a fire-fighting pipeline configured to discharge a fire-fighting medium toward the first wall when the pressure relief mechanism is actuated; and a blocking component protruding from the first wall along a direction perpendicular to the first wall, and the blocking component being configured to block the fire-fighting medium discharged from the fire-fighting pipeline from flowing from the first battery cell to the second battery cell to improve the safety performance of the battery.

Abstract: The embodiments of the present application provide a battery and an electricity consuming apparatus. The battery includes a case and a battery cell. The case includes a case body, a top cover, and a bottom cover arranged opposite to each other along the first direction on two sides of the case body. The battery cell is arranged inside the case. The battery cell includes an electrode terminal. A gap is provided between the battery cell and at least one of the bottom cover and the case body. The electrode terminal is arranged toward the gap.

Abstract: A battery includes a battery cell provided with a pressure relief mechanism configured to be actuated in response to internal pressure or temperature in the battery cell reaching a threshold to release the internal pressure, a collection pipe configured to accommodate a firefighting medium, and a firefighting pipe configured to connect to the collection pipe to allow the firefighting medium to be fed to the firefighting pipe. The firefighting pipe is configured to discharge the firefighting medium toward the battery cell in response to the pressure relief mechanism being actuated. Two ends of the firefighting pipe are a first end and a second end respectively. The first end is configured to connect to the collection pipe to allow the firefighting medium to enter the firefighting pipe through the first end, and the second end is closed.

Abstract: The present invention discloses a display panel grayscale compensation method, a grayscale compensation device, and a grayscale compensation system. The grayscale compensation method, by acquiring at least one set of image data corresponding to bonding point grayscale values of the display panel, and by dividing the display panel into a main display region and sub-display regions through the image data, can determine grayscale compensation values corresponding to pixels in the sub-display region according to the average gamma value of each sub-display region, which can increase precision of a single grayscale compensation of the pixels in the display panel.

Abstract: This application provides a battery, an electric apparatus, and a method and a device for preparing battery, relating to the field of battery technologies. The battery includes a battery cell having an electrode terminal; a fire prevention pipeline, configured to accommodate a fire prevention medium; and a fastener, configured to fasten the fire prevention pipeline. The fastener is connected to the electrode terminal.

Abstract: Embodiments of the present application relates to a battery, a power consumption device, and a method and device for producing a battery. The battery includes: a battery cell, the battery cell including a pressure relief mechanism; a fire-fighting pipeline configured to accommodate a fire-fighting medium, the fire-fighting pipeline including a first region corresponding to the pressure relief mechanism and a second region located at a periphery of the first region, the first region being configured to be damaged when the pressure relief mechanism is actuated, such that the fire-fighting medium is discharged; and a protective component disposed between the fire-fighting pipeline and the battery cell and configured to protect the second region. The battery, the power consumption device, and the method and device for producing the battery in the embodiments of the present application could improve the safety performance of the battery.

Abstract: The present application provides a battery pack and a spraying system thereof. The spraying system comprises: a spraying pipeline configured to circulate a fire-fighting fluid circulation, the spraying pipeline being capable of forming an opening after being heated; and a first gas storage portion configured to store a compressed gas, where the compressed gas in the first gas storage portion is capable of driving the fire-fighting fluid in the spraying pipeline to be discharged under the action of gas pressure. In the present application, the gas pressure of the compressed gas in the first gas storage portion can provide the power for discharging the fire-fighting fluid from the opening of the spraying pipeline, such that the fire-fighting fluid can be continuously discharged from the spraying pipeline, and there is a large flow rate in the discharging process, so as to ensure that the spraying system has a good spraying effect.

Abstract: The present application relates to a compensation method for a display and a display, wherein the method includes: acquiring a display image of the display; determining to-be-compensated regions corresponding to the display image, wherein the to-be-compensated regions include at least one first to-be-compensated region and at least one second to-be-compensated region; the display image is compensated based on the to-be-compensated regions, and a compensation mode of the at least one to-be-compensated region is different from a compensation mode of the at least one second to-be-compensated region.

Abstract: A filter predicted capacity estimation system is presented that includes a parameter retriever that retrieves parameter information for an atmosphere around the filter. The system includes a parameter trend retriever that retrieves historical parameter indications from a database. The system also includes a real time capacity estimator that, based on the parameter information retrieved, and solves a set of controlling equations to generate an estimated capacity. The controlling equations are a set of mass and energy balance equations. The system also includes a parameter projection generator that, based on the historic parameter indications, generates a future parameter trend for the atmosphere and filter use. The system also includes a predicted capacity estimator that, based on the adsorption estimate, and based on the future parameter trend, generates a predicted capacity estimate.

Abstract: This application provides a battery, an electric apparatus, and a method and a device for preparing battery, relating to the field of battery technologies. The battery includes a battery cell having an electrode terminal; a fire prevention pipeline, configured to accommodate a fire prevention medium; and a fastener, configured to fasten the fire prevention pipeline. The fastener is connected to the electrode terminal.

Abstract: A battery, a power consumption device, and a method and device for producing a battery are provided. The battery includes: a battery cell including a pressure relief mechanism configured to be actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; and a fire-fighting pipeline configured to accommodate a fire-fighting medium and discharge the fire-fighting medium when the pressure relief mechanism is actuated; where the fire-fighting pipeline is covered with an isolation layer, and the isolation layer is configured to block the contact of gases and the fire-fighting pipeline so as not to generate condensate. In a battery provided by the present application the fire-fighting pipeline is covered with an isolation layer, and the isolation layer may be configured to reduce the influence of the condensate on the battery and improving the safety of the battery.

Abstract: The present application is provided with a fluid storage apparatus of a battery pack, including: a box, where the box has an inner cavity; a partition member, where the partition member is located in the inner cavity of the box, and the partition member divides the box into a fluid storage portion and a gas storage portion. The fluid storage portion is used to store spraying liquid and the fluid storage portion has a fluid outlet; the gas storage portion is used to store gas and the gas storage portion has a fluid inlet. And the partition member is configured to move toward the fluid outlet under the action of compressed gas in the gas storage portion.

Abstract: Embodiments of the present application provide a case for a battery, a battery, a power consumption device, and a method and device for producing a battery. The case includes: a thermal management component configured to adjust temperature of a battery cell accommodated in the case; a first wall provided with a through hole, the through hole being configured to communicate a gas inside and outside the case; and a condensing component attached to the thermal management component, the condensing component being configured to shield the through hole so as to condense a gas flowing into the inside of the case through the through hole. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.