Abstract: A method and a device for acquiring a charging electricity amount, and an electronic device are provided. When a controller determines based on at least operation state information of an external electric meter that the external electric meter is in a fault state, the first amount of electricity, outputted by the charging pile when the external electric meter is in the fault state, can be calculated based on at least first electric energy output data of the charging pile acquired by the charging module of the charging pile when the external electric meter is in the fault state. That is, the amount of electricity consumed by the charging pile can be calculated even when the external electric meter is in the fault state, so that the controller calculates the cost based on the amount of electricity consumed by the charging pile.

Abstract: A display panel has functional component regions arranged along a first direction and a display region at least partially surrounding the functional component regions. The display panel includes first signal lines located in the display region. One of the first signal lines has a least one part extending in the first direction, and the first signal lines are arranged in a second direction intersecting with the first direction. The first signal lines include a first-type signal line and a second-type signal line, and the first-type signal line at least partially surrounds the functional component regions. In the first direction, at least one second-type signal line is broken at two sides of one of the functional component region.

Abstract: The present disclosure relates to the technical field of solar cell preparation, and provides a solar cell, an AlOx depositing method therefor, and a cell back passivation structure and method. In the present disclosure, a silicon wafer which has been subjected to thermal oxidization and annealing is placed into a tubular PECVD equipment. The chamber is vacuumized to a pressure of 100-2000 mTorr and heated to a temperature of 300-400° C. Then nitrous oxide and TMA as reaction gases are introduced in to the chamber. The radio-frequency power supply is turned on and an AlOx passivation film having two-layer, three-layer, or more-layer film structure is prepared.

Abstract: This application discloses a fracturing device, an engine and an exhaust apparatus thereof, which belongs to the field of turbine fracturing technologies. The engine is provided with a first exhaust outlet, and the exhaust apparatus of the engine includes an exhaust muffler, a shroud plate and a cover plate, where the exhaust muffler is provided at a first exhaust outlet, the exhaust muffler is provided with a second exhaust outlet, and the shroud plate is provided at the second exhaust outlet, the shroud plate is movably connected to the exhaust muffler, the shroud plate can move between a first position and a second position relative to the exhaust muffler, and the cover plate is rotationally connected to the exhaust muffler to close or open the second exhaust outlet. In a case that the shroud plate moves to the first position relative to the exhaust muffler and the cover plate opens the second exhaust outlet, the shroud plate and cover plate form a heightening tube.

Abstract: An inertial measurement unit (IMU) device includes a circuit board assembly including a rigid circuit board and a flexible circuit board, an IMU sensor disposed on the rigid circuit board, and a heat preservation system. The IMU sensor is electrically connected to an external element through the flexible circuit board to transmit at least one of a signal or power between the IMU sensor and the external element. The heat preservation system includes a heat source, a heat preservation body with a receiving space to accommodate the IMU sensor, and a heat conductive member configured to transfer heat from the heat source to the IMU sensor to maintain the IMU sensor at a preset temperature. The heat conductive member includes an electrically insulating and thermally conductive silicone.

Abstract: Methods for producing halosilazane comprise halogenating a hydrosilazane with a halogenating agent to produce the halosilazane, the halosilazane having a formula (SiHa(NR2)bXc)(n+2)Nn(SiH(2?d)Xd)(n?1), wherein each a, b, c is independently 0 to 3; a+b+c=3; d is 0 to 2 and n?1; wherein X is selected from a halogen atom selected from F, Cl, Br or I; each R is selected from H, a C1-C6 linear or branched, saturated or unsaturated hydrocarbyl group, or a silyl group [SiR?3]; further wherein each R? of the [SiR?3] is independently selected from H, a halogen atom selected from F, Cl, Br or I, a C1-C4 saturated or unsaturated hydrocarbyl group, a C1-C4 saturated or unsaturated alkoxy group, or an amino group [—NR1R2] with each R1 and R2 being further selected from H or a C1-C6 linear or branched, saturated or unsaturated hydrocarbyl group, provided that when c=0, d?0; or d=0, c?0.

Abstract: A turbine fracturing system and a controlling method thereof, a controlling apparatus and a storage medium are provided. The turbine fracturing system includes: N turbine fracturing apparatuses, wherein each of the N turbine fracturing apparatuses comprises a turbine engine, and N is an integer greater than or equal to 2; a fuel gas supply apparatus connected to the N turbine engines, wherein the fuel gas supply apparatus is configured to supply fuel gas and distribute the fuel gas to the N turbine engines as gaseous fuel; and a fuel liquid supply apparatus connected to at least one of the N turbine engines and configured to supply liquid fuel to at least one of the N turbine engines in a case that at least one of a flow rate and a pressure of the fuel gas decreases.

Abstract: A gas turbine overspeed protection method includes: a power utilization load of a generator is acquired, and a rotating speed value of a gas turbine is acquired; whether the power utilization load suddenly decreases or disappears is judged, and if so, an eddy current retarder is controlled by a controller to simulate the power utilization load to provide a braking torque for the generator; or, whether the rotating speed value exceeds a set speed range is judged, and if so, the gas turbine is controlled by the controller to reduce fuel supply, and a discharge valve of a gas compressor is opened to discharge a high-pressure gas to reduce the power output and the rotating speed of the gas turbine.

Abstract: A retractor assembly includes a housing, a cover, a rotary plate, a swing arm, an outlet pipe, and an elastic drive member. The housing includes a cavity. The rotary plate is pivotally mounted within the cavity. The swing arm is pivotally mounted and includes a guide protrusion. The elastic drive member is configured to bias the rotary plate toward a reset position. A side of the rotary plate includes an outer guide groove and in inner guide groove. A first channel and a second channel span between the outer guide groove and the inner guide groove. The guide protrusion is configured to enter the inner guide groove from the outer guide groove via the first channel, and enter the outer guide groove from the inner guide groove via the second channel. The second channel includes a locking groove therein configured to catch the guide protrusion.

Abstract: The present disclosure relates to privacy protection in a search process. According to a method, a target emotion vector is extracted from a search interaction, the target emotion vector representing emotional information in the search interaction. Respective emotion distances between the target emotion vector and respective emotion vectors associated with a plurality of text clusters are determined. The plurality of text clusters is clustered from a dictionary of text elements. A first number of text clusters are selected from the plurality of text clusters based on the determined respective emotion distances. The first number of text clusters have emotion distances larger than at least one unselected text cluster among the plurality of text clusters. A plurality of confused search interactions are constructed for the search interaction based on the first number of text clusters, and the plurality of confused search interactions are performed.

Abstract: A module and a substrate are provided in the present disclosure. The module includes an array substrate and a flexible circuit board. The array substrate includes a binding region including a first binding region and a second binding region; and in the binding region, the flexible circuit board is bound with the array substrate. In the first binding region, the array substrate includes a first conductive soldering pad; the flexible circuit board includes a second conductive soldering pad; and the first conductive soldering pad is electrically connected to the second conductive soldering pad. In the second binding region, the array substrate includes one or more of first soldering elements; the flexible circuit board includes one or more of second soldering elements; a first soldering element of the one or more of first soldering elements is fixed with a second soldering element of the one or more of second soldering elements.

Abstract: This disclosure generally relates to power generation methods and systems based on gas turbine engines, and particularly to mobile and adaptive power generation systems and methods based on gas turbine engine for supplying mechanical and/or electrical power for fracturing operations at an oil wellsite. Various systems, platforms, components, devices, and methods are provided for flexibly and adaptively configure one of more gas turbines, hydraulic pumps, and electric generators to support both fracturing and electric demands at a well site. The disclosed implementations enable and facilitate a mobile, adaptive, and reconfigurable power system to provide both mechanical and electric power for hydraulic fracturing operation.

Abstract: The invention provides an atrial fibrillation risk prediction system based on heartbeat rhythm signals. A heartbeat rhythm signal preprocessing module obtains heartbeat interval sequence data by calculating the time interval of two adjacent heartbeats. During sample labeling, a positive sample is from heartbeat interval data during the sinus heart rate period of a case with high AF risk, and a negative sample is from heartbeat interval data of a case with low AF risk; and an atrial fibrillation risk prediction model is trained with positive and negative samples and is used to test heartbeat interval data, an AF risk curve between the proportion of positive samples and output probability thresholds is obtained according to the output probabilities of testing samples, the area under the AF risk curve is calculated as the atrial fibrillation risk value, and the value can reflect the atrial fibrillation risk.

Abstract: Embodiments of this application provide an input apparatus and an electronic device including the input apparatus. The input apparatus includes a top cover, where at least one trench is disposed in a first area of the top cover; a base, where at least one slot group is disposed in a second area of the base, and projections of the second area and the first area in a pressing or tapping direction overlap; a tactile switch, including a force-bearing surface and disposed on the top cover or the base; and at least one connecting rod, disposed between the top cover and the base, where the connecting rod includes a main rod and a side rod group, the main rod is rotatably nested in a corresponding trench, and each side rod in the side rod group is slidably nested in a corresponding slot in the slot group.

Abstract: A clutch apparatus includes: a first transmission portion and a second transmission portion, where the second transmission portion is configured to move between an engaged position and a disengaged position, the second transmission portion is engaged with the first transmission portion and transmits torque at the engaged position, and the second transmission portion is disengaged from the first transmission portion and stop transmitting the torque at the disengaged position; a sleeve, sleeved on the second transmission portion; and a driving mechanism, including a driving apparatus and a linkage mechanism, where the linkage mechanism is in connection with the driving apparatus and the sleeve, and the driving apparatus drives the linkage mechanism to move, through the sleeve, to drive the second transmission portion to move between the engaged position and the disengaged position.

Abstract: A display device has a main display area and a function-adding area and includes a backlight module and a display panel. The backlight module includes an optical film set and light sources. The light sources are disposed on at least one end of the optical film set that is perpendicular to a light-emitting side of the backlight module, and include first light groups and second light groups. When the display device is in a functional mode, the first light groups are turned off, the second light groups are turned on, a first dark zone is formed on the optical film set, and the function-adding area is located within the first dark zone.

Abstract: A rotation angle limiting mechanism includes: a turntable, wherein at least one fitting structure is disposed on the turntable; and a moving member, wherein a first limiting structure and a second limiting structure are disposed on the moving member; the turntable rotates and drives the moving member to move so that the fitting structure abuts against one of the first limiting structure or the second limiting structure; the turntable is at a first extreme position when the fitting structure abuts against the first limiting structure; and the turntable is at a second extreme position when the fitting structure abuts against the second limiting structure.

Abstract: The present application relates to the fields of tumor treatment and molecular immunology, and specifically, to an anti-VEGFA/PD-1 bifunctional antibody, a pharmaceutical composition thereof and use thereof. Specifically, the anti-VEGFA/PD-1 bifunctional antibody comprises a first protein functional region targeting VEGFA and a second protein functional region targeting PD-1. The bifunctional antibody can specifically bind to VEGFA and PD-1, specifically relieve immunosuppression of VEGFA and PD-1 in an organism, and inhibit tumor-induced angiogenesis, thus having good application prospect.

Abstract: The present disclosure discloses a method for synthesizing a speech. The method includes generating the speech based on a text with a speech synthesis model, wherein the speech synthesis model includes an embedding layer, a speech synthesis layer, and a position layer; and training the speech synthesis model when an evaluation index meets a preset condition, wherein the evaluation index includes one or more quality indexes determined based on at least a part of the text and at least a part of the speech.

Abstract: An intelligent integrated anti-collision system and method for a pier, including: a radar sensing device disposed at the joint between the pier and a girder, image collection devices disposed around the pier, control system, hydraulic system and execution device, where the radar sensing and image collection devices transmit collected signals to the control system, which uses the hydraulic system to control the action of the execution device; the execution device is disposed at a middle part of the pier and includes a plurality of sections of steel-reinforced rubber concrete girder connected end to end through pulleys, the hydraulic system can drive the pulleys to rotate to enable the sections to be located on the same horizontal line, and an energy dissipation apparatus is disposed at the tail end of the last section to realize energy dissipation of the energy generated by impact when an object impacts the energy dissipation apparatus.