Abstract: A detection device includes a frame body and a main pipe positioning assembly, a branch pipe positioning assembly, and a first driving assembly disposed on the frame body. One side of the frame body is provided with an opening. The branch pipe positioning assembly is disposed inside the opening. The first driving assembly adjusts the branch pipe positioning assembly, so that the branch pipe positioning assembly is adapted to positions of the two branch pipes. During detection, the branch pipes are located in the opening, the main pipe positioning assembly connects two ends of the main pipe, and the branch pipe positioning assembly connects the two branch pipes. Two limiting members are slidably disposed on the frame body to open and close the opening, and the limiting members abut against an outer wall of the main pipe, such that the main pipe is located inside or outside the opening.

Abstract: A converter bottom blowing system comprises a first gas source connected in parallel with a lime powder silo, a lime powder blowing tank and a first injector, where a first cut-off valve is arranged between the lime powder blowing tank and the first injector; a second gas source connected in parallel with the biochar powder silo, the biochar powder blowing tank and the second injector, where a second cut-off valve is arranged between the biochar powder blowing tank and the second injector; a converter, where a plurality of bottom blowing lances are arrayed at a bottom of a converter, the bottom blowing lances are connected with the first injector and the second injector through a three-way valve, a third cut-off valve is arranged between the first injector and the three-way valve, and a fourth cut-off valve is arranged between the second injector and the three-way valve.

Abstract: A shapable display device includes a first deformable substrate, a first stretchable electrode layer, a stretchable display medium layer, and a second stretchable electrode layer. The first stretchable electrode layer is disposed on the first deformable substrate. The stretchable display medium layer is disposed on the first stretchable electrode layer. The second stretchable electrode layer is disposed on the stretchable display medium layer. The stretchable display medium layer is between the first stretchable electrode layer and the second stretchable electrode layer.

Abstract: An array substrate includes a substrate, a gate line, multiple active elements, a protective layer, a pixel electrode, and an extension electrode. The substrate has an active area and a peripheral area. The gate line and the active elements are disposed in the active area of the substrate. The protective layer is disposed on the substrate and covers the gate lines and the active elements. The protective layer has multiple openings-exposing a portion of the gate line and a portion of the active elements. The pixel electrode is extended to and disposed in the openings of the protective layer to electrically connect to the gate line and the active elements. The extension electrode is disposed in the peripheral area and located on the protective layer. A portion of the extension electrode is extended to and overlapped with the pixel electrode and is electrically connected to the pixel electrode.

Abstract: A converter bottom blowing system comprises a first gas source connected in parallel with a lime powder silo, a lime powder blowing tank and a first injector, where a first cut-off valve is arranged between the lime powder blowing tank and the first injector; a second gas source connected in parallel with the biochar powder silo, the biochar powder blowing tank and the second injector, where a second cut-off valve is arranged between the biochar powder blowing tank and the second injector; a converter, where a plurality of bottom blowing lances are arrayed at a bottom of a converter, the bottom blowing lances are connected with the first injector and the second injector through a three-way valve, a third cut-off valve is arranged between the first injector and the three-way valve, and a fourth cut-off valve is arranged between the second injector and the three-way valve.

Abstract: Disclosed is a deepwater platform welded joint testing system. The testing system comprises a host unit, a hydraulic unit and a control unit, wherein the control unit is connected with the host unit and the hydraulic unit respectively; the host unit comprises a bearing frame placed on a bearing base, biaxial tension/compression loading oil cylinders mounted on the bearing frame, a lateral force resistant mechanism connected to the front ends of the biaxial tension/compression loading oil cylinders, counter-force supports fixed to the top end of the bearing frame and biaxial bending loading oil cylinders mounted on the counter-force supports.

Abstract: Disclosed are a separator for an electrochemical device, comprising a porous base membrane, a coating layer disposed on at least one side of the porous base membrane and at least one channel for ionic flow, wherein the coating layer comprises at least one organic material with, for example, a core-shell structure that melts when the electrochemical device is overheated to a temperature that is higher than the melting point of the at least one organic material to block the at least one channel for ionic flow; as well as an electrochemical device comprising the separator and a method for making the separator.

Abstract: A method for efficiently removing Cu in electric furnace steelmaking with regenerated steel raw materials comprises removing Cu in the electric furnace steelmaking and removing Cu deeply in RH/VOD steelmaking. The removing Cu in electric furnace steelmaking comprises removing Cu by spraying CaO—CaCl2—O2 in stages in the electric furnace steelmaking; the removing Cu deeply in the R/VOD steelmaking comprises removing Cu deeply by dynamically blowing CaCl2—O2 based on vacuum degree. Cu removing and Cu removing deeply are performed in the electric furnace steelmaking and the RH/VOD refining process based on the Cu removal principle of selective chlorination by high-oxygen-potential microcells manufactured in electric furnace steelmaking molten pool and on the RH/VOD refined steel liquid level and the high-vacuum smelting environment in the RH/VOD refining process fully utilized; the cost is low, the copper removing efficiency is high, and large-scale industrial production are facilitated.

Abstract: A foldable trolley, including a foldable frame, a first support rod, a second support rod hinged to the first support rod, a first rotating wheel and a second rotating wheel. The foldable frame includes a front side frame, a rear side frame, a first foldable bottom frame and a second foldable bottom frame. The first foldable bottom frame and the second foldable bottom frame can be folded and unfolded. The first support rod and the second support rod are located below the first foldable bottom frame and the second foldable bottom frame, and are configured for bearing the first foldable bottom frame and the second foldable bottom frame. The first rotating wheel is rotatably arranged at a bottom of the front side frame, and the second rotating wheel is rotatably arranged at a bottom of the rear side frame.

Abstract: A method for evaluating energy efficiency of electric arc furnace steelmaking comprises: obtaining original smelting information of the electric arc furnace; processing the original smelting information, and calculating an electrical energy efficiency evaluation index and a chemical energy efficiency evaluation index for process operation; wherein the electrical energy efficiency evaluation index comprises circuit efficiency, transformer tap capacity utilization rate and electrical energy thermal efficiency, and the chemical energy efficiency evaluation index comprises oxygen utilization rate, carbon powder utilization rate and chemical energy thermal efficiency; and evaluating an energy utilization condition of the electric arc furnace comprehensively based on the electrical energy efficiency evaluation index and the chemical energy efficiency evaluation index.

Abstract: A method of detecting anomalous user behavior in a cloud environment includes calculating a first vector that is representative of actions taken during a plurality of previous time intervals; calculating a similarity between the first vector and a second vector that comprises counts of actions taken by the user during a current time interval; comparing the similarity to a baseline threshold to determine whether one or more anomalous actions have occurred; and generating an alert based at least in part on a determination that the one or more anomalous actions have occurred in the cloud environment.

Abstract: A clamping mechanism providing automatically accurate placement includes a pillar, a first clamping plate fixed to a first end of the pillar, and a second clamping plate movably coupled to a second end of the pillar and opposite to the first clamping plate. The first clamping plate includes a base plate. The base plate includes a first surface facing the second clamping plate and two opposite side faces connected to the first surface. The first surface is concave and defines two first positioning slots on opposite sides. Each first positioning slot passes through the two side faces. The first positioning slots are configured to position a carrying frame on a transferring apparatus accurately. A transferring apparatus including the clamping mechanism is also disclosed.

Abstract: A biomass combustion system for ceramic roller kiln, including a roller kiln including a preheating section, a combustion section and a cooling section; a biomass gasifier with a feed port, a first gas inlet, a second gas inlet and an gas outlet; a fuel manifold; and a pentane gasification device connected to the fuel manifold. The biomass or biomass waste is fed through the feed port. The gas outlet is connected to the fuel manifold through a heat exchanger. The premixer is configured to mix part of the hot air discharged from the cooling section with a mixture of biomass gas and gaseous pentane transported by the fuel manifold to obtain an air-fuel mixture, and distribute the mixture to the combustion section through burners. A biomass combustion process is also provided.

Abstract: The present disclosure provides a converter CO2—O2 mixed injection smelting method and a fire point area temperature dynamic control method. The method realizes online monitoring through an infrared temperature sensor installed inside an oxygen lance, dynamically adjusts the mixing ratio of CO2 and O2 and the height of the oxygen lance position according to the fire point area temperature changes and process requirements in different smelting stages, so that the secondary smelting system interlockingly and dynamically controls the fire point area temperature and the molten pool heating rate.

Abstract: A heteroaromatic ring compound as a RET kinase inhibitor, and the preparation and the use thereof, wherein the compound is a compound having the structure of formula (I) or a pharmaceutically acceptable salt thereof. The compound or a salt thereof can be used for treating or preventing diseases or conditions by targeting receptors of fused and mutated forms of the RET gene, can effectively inhibit the growth of multiple tumor cells, produces an inhibitory effect on a RET gene fusion mutation and other proteases, and can be used for preparing an anti-tumor drug.

Abstract: Disclosed is a deepwater platform welded joint testing system. The testing system comprises a host unit, a hydraulic unit and a control unit, wherein the control unit is connected with the host unit and the hydraulic unit respectively; the host unit comprises a bearing frame placed on a bearing base, biaxial tension/compression loading oil cylinders mounted on the bearing frame, a lateral force resistant mechanism connected to the front ends of the biaxial tension/compression loading oil cylinders, counter-force supports fixed to the top end of the bearing frame and biaxial bending loading oil cylinders mounted on the counter-force supports.

Abstract: A method of detecting anomalous user behavior in a cloud environment includes receiving a vector that comprises counts of actions taken by the user during a current time interval; determining whether an action count in the vector is greater than a global mean; building a scale table by combining new action skills that are above a threshold and original action skills if below the threshold; and identifying outliers when the action count is greater than the global mean multiplied by a corresponding action scale from the scale table.

Abstract: The present application provides a simulation method for equivalent fatigue damage of wheel-rail steel, and relates to the study of wheel-rail relationship of rail transportation. After obtaining the train load spectrum when the target train serves for the preset mileage, the wheel-rail systematic 3D model corresponding to the target train is assigned to simulate the load according to the train load spectrum to obtain the stress spectrum of the dangerous part of the rim, and determine the target stress and stress application frequency corresponding to the expected simulated mileage according to the stress spectrum of the dangerous part of the rim. Then, the driving fatigue test machine carries out fatigue tests on the wheel-rail steel fatigue sample of the target train according to the target stress and stress application frequency, and obtains the equivalent fatigue damage data of the wheel-rail steel at the expected simulated mileage of the target train.

Abstract: An electronic device includes a metal frame, a feed unit, a switch, a matching network, and a first radiator. The first radiator is part of the metal frame and disposed along two adjacent edges of the electronic device, where a feed point of the first radiator is disposed in a junction area of two adjacent edges of the metal frame, and the feed unit feeds the first radiator at the feed point. The first radiator is configured with a first ground point located between the feed point and a first end of the first radiator, and the first radiator is grounded at the first ground point. The first radiator is configured with a second ground point located between the feed point and a second end of the first radiator. The switch is electrically coupled between the second ground point and the matching network.

Abstract: Embodiments of the present disclosure relate to deployment of a plurality of services. In an embodiment, a computer-implemented method is disclosed. According to the method, one or more processors receive a deployment event for a plurality of services in a computing cluster. One or more processors perform a reconciliation process in a virtualized operator environment for deployment of the plurality of services. The reconciliation process comprises obtaining, by the one or more processors, a plurality of task lists for the deployment of the plurality of services by parsing a service specification associated with the deployment event, and deploying, by the one or more processors, the plurality of services into the computing cluster by launching a plurality of executors to execute tasks in the plurality of task lists at least partially in parallel. In other embodiments, a system and a computer program product are disclosed.