Abstract: A pressure management system includes a pressure plate disposed at an initial position relative to a battery cell, the battery cell disposed in a housing, the pressure plate and the housing defining an enclosure, where an increase in an internal pressure of the battery cell causes an expansion force to be applied to the pressure plate. The system includes a mechanical linkage attached to the pressure plate, the mechanical linkage configured to translate the expansion force to a reverse force that is opposed to the expansion force, and a rotatable component connected to the mechanical linkage, the rotatable component configured to rotate from a first orientation to a second orientation based on lateral movement of the mechanical linkage to allow the pressure plate to move and increase a volume of the enclosure.

Abstract: The present invention relates to a polymer, an organic solar cell comprising the polymer, and a perovskite solar cell comprising the polymer. The polymer according to the present invention has excellent absorption ability for visible light and an energy level suitable for the use as an electron donor compound in a photo-active layer of the organic solar cell, thereby increasing the light conversion efficiency of the organic solar cell. In addition, the polymer according to the present invention has high hole mobility, and is used as a compound for a hole transport layer, and thus can improve efficiency and service life of the perovskite solar cell without an additive.

Abstract: A system for managing an energy storage device in an electric vehicle includes a battery pack having an energy module, and a power module connected in parallel to the energy module. The energy module is adapted to generate a first current. At least one DC-to-DC (direct current to direct current) converter is adapted to receive the first current from the energy module and transmit a current, referred to herein as “DC-DC current”, to the power module. The system includes a controller having a processor and tangible, non-transitory memory on which instructions are recorded for automated management of a set of parameters related to the battery pack, subject to a plurality of constraints. The power module is adapted to deliver a second current for powering a load in the electric vehicle. Operation of the electric vehicle is controlled based in part on the set of parameters.

Abstract: A method for cycle life management of a mixed chemistry battery pack configured for electrically powering a traction motor of a vehicle. The method may include determining a driving load request made for requesting the mixed chemistry battery pack to provide a requested amount of electrical power to the traction motor for purposes of driving the vehicle and disconnecting the driving load request into a battery request suitable for providing the requested amount of electrical power from the mixed chemistry battery pack while managing a cycle life of the mixed chemistry battery pack independently of the driving load request.

Abstract: A light emitting device and a production method thereof. The light emitting device includes a light emitting layer including a plurality of quantum dots, and an electron auxiliary layer disposed on the light emitting layer, the electron auxiliary layer configured to transport electrons, inject electrons into the light emitting layer, or a combination thereof, wherein the electron auxiliary layer includes a plurality of metal oxide nanoparticles and a nitrogen-containing metal complex. The metal oxide nanoparticles include zinc and optionally a dopant metal, the dopant metal includes Mg, Co, Ga, Ca, Zr, W, Li, Ti, Y, Al, Co, or a combination thereof and a mole ratio of nitrogen to zinc in the electron auxiliary layer is greater than or equal to about 0.001:1.

Abstract: A method for operating a vehicle includes drawing operational power from a first set of battery cells and providing heating/cooling to the first set of battery cells and not to a second set of battery cells to maintain the first set of battery cells within an operational temperature window in a first mode of operation. The method switches to a second mode of operation in response to a power assist request, and draws operational power from the first set of battery cells and a second set of battery cells and provides heating/cooling to maintain the first set of battery cells and the second set of battery cells within the operational temperature window during the second mode of operation.

Abstract: Provided is a polarizing plate and an optical display device comprising same, the polarizing plate comprising: a polarizer; and a stack body of a first phase difference layer and a second phase difference layer stacked on a lower surface of the polarizer, wherein the first phase difference layer satisfies Equation 1, the second phase difference layer satisfies Equation 2, the sum of an in-plane phase difference at a wavelength of 550 nm between the first phase difference layer and the second phase difference layer is about 100 nm to about 110 nm, the sum of a thickness direction phase difference at a wavelength of 550 nm between the first phase difference layer and the second phase difference layer is about ?30 nm to about +10 nm, and the second phase difference layer comprises a fluorine-based phase difference layer.

Abstract: Disclosed are a flash unit, a camera and a camera flash system, and relates to the technical field of underwater photographic equipment, including a flash lamp, capable of illuminating an photographed object; a video lamp, having the functions of color temperature adjustment and full color gamut coverage by light; a camera body, taking photos for the illuminated object; a waterproof case; a flash trigger, capable of generating an optical signal; and a repeater, capable of receiving the optical signal from the flash trigger, and then encoding and transmitting a new high-power optical signal. According to the present disclosure, under the cooperation of components such as the flash trigger and the repeater, the optical signal can be transmitted wirelessly over long distance underwater, thus achieving the effect of using the flash and video lamps far away from the camera. The present disclosure has a broad market application prospect.

Abstract: Embodiments of the disclosure provide a method, apparatus, electronic device, and storage medium for controlling a microservice governance service. In the method, a first message is received from a business unit. The first message is a remote procedure call message comprising a business request. An action link table is queried by using a message feature of the first message as a query criteria. If a corresponding action link in the action link table is hit, the hit action link is determined as a target action link. The action link table is stored in a microservice governance unit and used for processing the first message to implement a microservice governance for the business unit. The target action link comprises at least two action nodes configured to implement a governance action of the microservice governance. The target action link is run to consecutively execute governance actions corresponding to the action nodes.

Abstract: A vehicle includes an apparatus for performing a method of controlling a pressure within a battery. The battery is disclosed between a support plate at a first side of the battery and a pressure plate disposed at a second side of the battery opposite the first side. The pressure plate is movable with respect to the support plate to control the pressure of the battery and including a first plate wedge. The first actuator wedge is moved parallel to the pressure plate with the first actuator wedge in contact with the first plate wedge to control a force applied by the first actuator wedge to the first plate wedge to move the pressure plate with respect to the support plate. Moving the pressure plate controls the pressure within the battery.

Abstract: A pressure management system includes a pressure plate disposed at an initial position relative to a battery cell, the battery cell disposed in a housing, where expansion of the battery cell causes an expansion force to be applied to the pressure plate. The pressure management system also includes a mechanical linkage attached to the pressure plate, the mechanical linkage configured to move in a lateral direction in response to the expansion force and translate the expansion force to a reactive force that is opposed to the expansion force, and a biasing system including a biasing member configured to resist lateral movement of the mechanical linkage. The biasing system is configured to apply a biasing force in a direction opposite the lateral direction, the biasing force causing the mechanical linkage to apply the reactive force as a selected proportion of the expansion force.

Abstract: A pressure management system includes a pressure plate configured to be disposed at an initial position relative to a battery cell in a housing, the initial position including a first orientation, a tilting assembly configured to allow the pressure plate to change from a first orientation to a second orientation based on the expansion force being non-uniform. The system includes a mechanical linkage attached to the pressure plate and configured to move laterally in response to the expansion force and translate the expansion force to a reactive force, and a biasing system including a biasing member configured to resist a lateral movement of the mechanical linkage. The biasing system is configured to apply a biasing force that causes the mechanical linkage to apply the reactive force, and based on the expansion force being non-uniform, is controllable to change the biasing force to balance an internal pressure of the cell.

Abstract: Disclosed is a dual-band phase shifter in which series/parallel resonance circuits are applied to a polyphase filter to implement a phase shifter, which is a core block of a multi-channel RFIC for implementing a phased array antenna system. The dual-band phase shifter may be configured by converting a capacitor (C) of an LC circuit or a CL circuit in the RFIC into a series resonance circuit and converting an inductor (L) thereof into a parallel resonance circuit, so that a signal generator operating in one frequency band can operate in a dual-band.

Abstract: A vehicle includes a propulsion system having multiple electric motors. A battery system is connected to the electric motors via a direct current to direct current (DC-DC) converter and an inverter. The battery system includes a battery assembly having a plurality of battery modules. Each of the battery modules has multiple individual battery cells arranged in battery packs, a set of sensors configured to monitor a set of parameters of each battery pack, and a plurality of battery pack mounts. Each battery pack mount includes a base plate and a top plate and an actuator configured to alter a distance between plates. A monitoring unit is configured to monitor a value representative of a battery pack pressure, determine whether the value falls within a pressure threshold window, and maintain the value within the pressure threshold window by actively altering the battery pack pressure.

Abstract: An information processing method, a computer device, and a storage medium are provided. The method includes: acquiring communication information to be processed; extracting a key information character of the communication information to be processed by using a programmable hardware unit of a data processor; and according to the key information character, determining whether there is matching target processing operation information in a generated character mapping table, a character mapping table is generated by the programmable software unit of the data processor according to historical key information characters of historical communication information and their corresponding historical processing operation information, and the target processing operation information includes at least one micro-service processing operation; if yes, executing the micro-service processing operation included in the target processing operation information for the communication information to be processed.

Abstract: Simultaneous parallel charging of a first and second electrical energy storage devices coupled to a charge source is carried out by directly coupling the charge source to one of the first ESD and the second ESD and through a DC to DC converter to the other of the first ESD and the second ESD. The charge source provides a current that is allocated to the two ESDs by controlling the DC to DC converter. Priority of charging may be given to either ESD.

Abstract: A battery monitoring system for a vehicle includes a processor and a memory. The memory stores instructions for causing the processor to estimate a state of charge of a battery based on a current cell pressure of the battery while the state of charge of the battery is below a threshold state of charge and to estimate a state of charge of the battery based on a voltage output by the battery while the state of charge of the battery is greater than or equal to the threshold state of charge.

Abstract: Provided are an optical film, a polarizing plate including same, and a display device including same, the optical film comprising a first layer and second and third layers sequentially formed on the first layer, wherein the first layer and the third layer are each formed directly on the second layer, the first layer is a reverse wavelength dispersive negative A layer, the third layer is a positive C layer, and the ratio of the thickness of the second layer to the thickness of the third layer (the thickness of the second layer/the thickness of the third layer) is about 0.2 to about 2.

Abstract: A pressure control apparatus for a battery cell includes a housing in which the battery cell is positioned, and a cell plate movably positioned in the housing and separating an interior of the housing into a cell chamber having the battery cell therein, and a pressure chamber having a volume of pressurized fluid therein. The apparatus further includes a valve configured to allow a portion of the pressurized fluid to be removed from the pressure chamber when the pressure in the pressure chamber exceeds a threshold.

Abstract: Some embodiments disclosed herein are directed to vehicular battery management systems for determining the pressure of lithium-based batteries. Some embodiments may include generating a pressure measurement for a lithium-based battery based on a normalized pressure and an initial pressure value associated with the lithium-based battery, and adjusting or maintaining a compression level applied to the lithium-based battery based on the generated pressure measurement. Other embodiments may be disclosed or claimed.