Abstract: The present application relates to a separator, a battery cell, a battery and an electrical apparatus, wherein the separator comprises two surfaces opposite to each other along its own thickness direction, at least one of the surface of the separator and the interior of the separator comprises a pore structure, and the separator further comprises a swellable polymer; the separator satisfies: when a pressure of 1.25 MPa is applied along the thickness direction of the separator, the compression rate ?V of the separator is ?25%.

Abstract: The invention discloses a quickly detachable manipulator device, which comprises a power seat, an end effector and an instrument rod used for connecting the power seat and the end effector, wherein the instrument rod comprises a rod snap-fitting member and a rod body connected to rod snap-fitting member, a rotary fixing member is provided over the rod body, and a locking ring member is provided over the rod snap-fitting member; the power seat comprises a rotating shaft and a sliding member, the rotary fixing member is detachably connected to the rotating shaft, and the locking ring member is detachably connected to the sliding member. By detachably connecting the locking ring member to the sliding member and the rotary fixing member to the rotating shaft, disassembly and assembly of the instrument rod is realized, the assembly and use of disposable appliances of the end effector are realized, and the effective fitting and fixing of the end effector are ensured.

Abstract: A compound as represented by general formula (I) or a stereoisomer, deuterated compound, solvate, prodrug, metabolite, pharmaceutically acceptable salt or a cocrystal thereof, and an intermediate thereof, a preparation method therefor, and the use thereof in the preparation of a drug for treating pain.

Abstract: Disclosed in the present disclosure are a pyridazinone heterocyclic compound shown in formula (I), a stereoisomer, a deuterated substance, a solvate, a pharmaceutically acceptable salt or a eutectic crystal thereof, a pharmaceutical composition containing same, and a use thereof in the preparation of drugs for treating/preventing Myosin II-mediated diseases. Groups in the formula (I) are as defined in the description.

Abstract: A battery cell, a battery, and an electric apparatus are provided. The battery cell includes a housing and a first conductive layer. The housing includes a first wall portion, where the first wall portion has a first surface, the first wall portion is provided with a recess, and the recess has a side surface connected to the first surface. The first conductive layer is accommodated in the recess, and the first conductive layer is in contact with the side surface. The provision of the first conductive layer improves the electric field distribution in a region, provided with the recess, of the first wall portion, resulting in a more uniform electric field strength distribution, reducing the risk of tip discharge at a connection position between the side surface and the first surface in a high-voltage environment, and improving the reliability of the battery cell.

Abstract: A method for using a control center at a remote site to control operation of a robotic medical device system at a local site includes transmitting a control signal from the control center to the robotic medical device system, determining a delay in transmission of the control signal, comparing the delay to a threshold delay value and operating the robotic medical device system based on the comparison of the delay to the threshold delay value.

Abstract: A battery device, an energy storage device, an energy storage system, an electric device, and a charging network are disclosed. A parallel unit of the battery device includes a plurality of pouch battery cells connected in parallel. A parallel circuit is provided between at least two pouch battery cells. A thermally conductive housing accommodates the plurality of pouch battery cells in a single parallel unit. A series unit includes the pouch battery cells connected in series to form a series circuit, with cells separately located in multiple parallel units. A current limiter is provided in one of the parallel circuits and is located outside the series circuit to limit the current in the corresponding parallel circuit.

Abstract: Disclosed are a battery apparatus, an energy storage apparatus, an energy storage system, an electric apparatus, and a charging network. The battery apparatus includes an energy unit and a sampling assembly. The energy unit includes a pouch battery cell and a conductive casing, an accommodating space is formed in the casing, and the pouch battery cell is accommodated in the accommodating space. The pouch battery cell includes a first electrode lead-out part and a second electrode lead-out part with opposite polarities. the first electrode lead-out part of at least one of the pouch battery cell is electrically connected to the casing, and the second electrode lead-out part is insulated from the casing. The sampling assembly is electrically connected to the second electrode lead-out part and the casing.

Abstract: A battery apparatus and an electric device are provided. The battery apparatus includes a plurality of pouch cells and a heat dissipation member. The plurality of pouch cells are arranged along a first direction, and the heat dissipation member is disposed between two adjacent pouch cells.

Abstract: Liquid-crystal (LC) mixtures or LC material based on a mixture of polar compounds, their use for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the fringe-field switching mode, an LC display of the fringe-field switching mode comprising the LC medium, and a process of manufacturing the LC display.

Abstract: A battery cell, a battery apparatus, and an electric device are provided. The battery cell includes a flexible housing and an electrode assembly. The electrode assembly is disposed in the flexible housing, where the flexible housing has a side surface opposite a large surface of the electrode assembly, and a circumferential surface avoiding the large surface, the circumferential surface and the side surface are connected along circumference of the electrode assembly, and at least the circumferential surface is provided with a pressure relief region.

Abstract: Provided are a battery apparatus and an electric device. The battery apparatus includes: a plurality of battery sets, where the battery sets are sequentially arranged along a first direction, the battery sets include a wrapping shell and at least one pouch battery cell, the pouch battery cell is disposed inside the wrapping shell, and among the plurality of battery sets, a heat insulating member is provided between at least two adjacent battery sets.

Abstract: Disclosed are a battery apparatus and an electric device. A U-shaped enclosing shell is adhesively connected to a case through an adhesive layer, and busbar supports are disposed on the U-shaped enclosing shell and are each connected to the U-shaped enclosing shell through a connecting part. The U-shaped enclosing shell is provided with a pressure relief part, a shear strength of the connecting part is greater than a first preset value, where the first preset value is greater than or equal to 0.1 Mpa, and an adhesive strength of the adhesive layer is greater than a second preset value, where the second preset value is greater than or equal to 1 Mpa.

Abstract: Provided is a battery apparatus including a plurality of pouch battery cells sequentially stacked and electrically connected and a wrapping shell wrapped outside the plurality of pouch battery cells and configured to restrain the plurality of pouch battery cells at least from three directions, a strength of the wrapping shell being higher than a strength of a flexible shell of the pouch battery cell, where a thickness of a plate of the wrapping shell for restraining the plurality of pouch battery cells is less than or equal to 5.2 mm and greater than or equal to 0.2 mm.

Abstract: A battery apparatus is disclosed, along with an energy storage apparatus, an energy storage system, an electric apparatus, and a charging network. The battery apparatus includes an energy unit having a housing and a pouch battery cell disposed therein. The pouch battery cell comprises a pouch housing, an electrode assembly sealed within the pouch housing, and an electrode lead-out portion at least partially enclosed in the pouch housing and electrically connected to the electrode assembly. A sealing portion is formed at one end of the pouch housing along a first direction, and at least a portion of the electrode lead-out portion extends through the sealing portion. The battery apparatus further includes a liquid collection structure arranged at an end of the pouch battery cell in the first direction, positioned below the sealing portion to collect liquid leakage.

Abstract: Disclosed are a battery apparatus and an electric device. The battery apparatus includes a case and a battery module, and the case has an accommodating cavity and a discharge cavity. The discharge cavity is provided around an outer peripheral side of the accommodating cavity, and the discharge cavity is in communication with the accommodating cavity via a communication hole. The battery module is disposed within the accommodating cavity, and includes a housing and a plurality of pouch battery cells accommodated in the housing. The housing has a weak part configured to release internal pressure of the pouch battery cells.

Abstract: This application provides a battery cell, a method and system for manufacturing same, a battery, and an electrical device. The battery cell includes: an electrode assembly; a shell assembly, configured to accommodate the electrode assembly and including a first side plate and a second side plate, where the first side plate and the second side plate are located on two sides of the electrode assembly along a first direction respectively; a pressure relief mechanism, disposed on the first side plate; and a support member, disposed between the electrode assembly and the first side plate, and configured to support the electrode assembly. A duct is provided on the support member. The duct is configured to guide gas between the second side plate and the support member into the pressure relief mechanism, so that the pressure relief mechanism is actuated to release a pressure when the pressure reaches a threshold.

Abstract: Two-stage pressure regulators for compressed gas are disclosed. An example two-stage pressure regulator includes a body, an upstream piston, a seat assembly, and a downstream piston. The body defines an inlet, an outlet, a chamber and an upstream valve seat. The upstream piston is slidably positioned in the chamber adjacent the inlet. The upstream piston includes a first plug that is configured to engage the upstream valve seat in a first closed position and be disengaged from the upstream valve seat in a first open position. The seat assembly is housed in the chamber and includes a downstream valve seat. The downstream piston is slidably positioned in the chamber adjacent the outlet. The downstream piston includes a second plug that is configured to engage the downstream valve seat in a second closed position and be disengaged from the downstream valve seat in a second open position.

Abstract: The present disclosure relates to a water surface foldable emergency-built runway, including a storage box; a folding runway having an unfolding state and a folding state; a recovery apparatus, being provided in the storage box and connected with the folding runway to push the folding runway out of the storage box or recover into the storage box; a contractile apparatus, being provided on the folding runway to assist the folding runway to be unfolded or folded; an inflation and deflation apparatus, being provided in the storage box and communicated with the interior of the folding runway to inflate or deflate the folding runway; and an anchoring apparatus, being provided at a bottom face of the folding runway to fix the folding runway in water. It has advantages of low cost, convenient transportation, short construction time, strong overturning resistance, compression resistance and flex resistance.

Abstract: A display panel includes: a substrate, a light-emitting element layer, a pixel defining layer, an encapsulation layer, a touch electrode layer, a touch driving layer, and a plurality of touch connection lines. The light-emitting element layer is arranged on the substrate, and includes multiple light-emitting elements arranged in an array. The pixel defining layer is arranged on the substrate, and every two adjacent light-emitting elements are separated from each other by the pixel defining layer. The encapsulation layer is arranged on the light-emitting element layer and used to encapsulate the light-emitting element layer. The touch electrode layer is arranged in the encapsulation layer. The touch driving layer is arranged between the substrate and the light-emitting element layer. The multiple touch connection lines are arranged to pass through the encapsulation layer and the pixel defining layer, and are used to connect the touch electrode layer and the touch driving layer.