Abstract: The present disclosure belongs to the technical field of mining equipment, and in particular related to an automatic driving system of a monorail hoist driven based on a digital twin and a method thereof. The system includes a railroad switch sensor module, a positioning system module, a data transferring system, an intelligent control system, a digital twin system and an automatic driving module. The railroad switch sensor module is configured to sense the connection-position state of a movable track in a monorail hoist railroad switch track. The data transferring system is configured to transmit the data on the surface and underground. The method applies the digital twin technology to the automatic driving in the monorail hoist, reduces the input of personnel in the mine, and avoids safety accidents caused by irregular management or improper operation of the driver, through the deploying of the automatic driving module for the monorail hoist.

Abstract: A method for cleaning semiconductor substrate without damaging patterned structure on the semiconductor substrate using ultra/mega sonic device comprises applying liquid into a space between a substrate and an ultra/mega sonic device; setting an ultra/mega sonic power supply at frequency f1 and power P1 to drive the ultra/mega sonic device; before bubble cavitation in the liquid damaging patterned structure on the substrate, setting the ultra/mega sonic power supply at zero output; after temperature inside bubble cooling down to a set temperature, setting the ultra/mega sonic power supply at frequency f1 and power P1 again; detecting power on time at power P1 and frequency f1 and power off time separately or detecting amplitude of each waveform output by the ultra/mega sonic power supply; comparing the detected power on time with a preset time ?1, or comparing the detected power off time with a preset time ?2, or comparing detected amplitude of each waveform with a preset value, if the detected power on time

Abstract: An automatic transport device for cleaning machines includes a transport base. A lifting-lowering assembly and a tray are provided on the transport base. The tray is connected to the transport base through the lifting-lowering assembly, and can be driven by the lifting-lowering assembly to reciprocate in a height direction. A top surface of the tray is provided with a translation assembly for transferring the shelf to the transport platform. A first mounting cavity is provided at each of front and rear ends of the tray. The translation assembly is connected to a side wall of the first mounting cavity. A second mounting cavity is provided at each of right and left ends of the tray. The second mounting cavity is provided with a limiting assembly, a lifting-lowering sensing assembly and a distance sensing assembly. An interactive system is provided in the transport base.

Abstract: The present invention relates to a rotating mechanism for annular pattern stamping and stamping machine thereof. The rotating mechanism comprises a base (4), a rotating unit (5) rotatably disposed on the base, an operating unit (6) detachably disposed on the rotating unit; wherein, a clamping space is defined between the rotating unit and the operating unit for clamping a stamping carrier; the operating unit is capable of rotating together with the rotating unit and the stamping carrier in the clamping space relative to the base. Compared with the manual mode, the rotating mechanism for annular pattern stamping of the present invention can realize the automatic rotation of the stamping carrier by the operating unit, so it is convenient to operate.

Abstract: A resource transfer method includes obtaining, by using a target application, a resource transfer request triggered by a target user, where the resource transfer request includes verification information used to perform resource transfer processing and identity feature information of the target user. By using the target application, verifying the verification information, and invoking, if the verification succeeds by using the target application, a local device management rule, and determining, by using the local device management rule, whether the identity feature information of the target user matches identity feature information of a pre-registered user. If the identity feature information of the target user matches the identity feature information of the pre-registered user, sending the resource transfer request to a first server corresponding to the target application to trigger, based on the resource transfer request, the first server to perform resource transfer processing.

Abstract: A method for cleaning semiconductor wafer includes putting at least one wafer on a cassette bracket in a first cleaning tank filled with chemical solution; after said wafers have been processed in the first cleaning tank, transferring the wafers from the first cleaning tank to a second cleaning tank with the wafers immersing in the chemical solution; and after said wafers have been processed in the second cleaning tank, taking the wafers out of the second cleaning tank.

Abstract: The present disclosure provides a lithium-ion battery, the lithium-ion battery comprises a positive electrode plate, a negative electrode plate, a separator and an electrolyte, the positive active material comprises a layered lithium-containing compound, the negative active material comprises graphite, the positive film and the negative film satisfy a relationship 0.3?(OIc×PDc)/(OIa×PDa)?20.0. The present disclosure can make the lithium-ion battery have smaller swelling and higher charging capability, and also make the lithium-ion battery have excellent cycle life and excellent safety performance during the long-term fast charging process.

Abstract: The present invention provides a substrate supporting apparatus having a spin chuck and a plurality of locating pins. The spin chuck configured to support and rotate a substrate has a supporting surface. The locating pins are disposed at the periphery of the supporting surface for limiting the substrate horizontal displacement. The supporting surface defines a first annular region. The first annular region is divided into a plurality of pin regions and a plurality of non-pin regions. The pin regions and the non-pin regions are arranged alternatively in a circumferential direction of the first annular region. Each of the pin regions is corresponding to one locating pin. A plurality of Bernoulli holes are set in the first annular region and is configured as an uneven structure in the first annular region so as to supply stronger gas flow in the pin regions than in the non-pin regions.

Abstract: A series-parallel monorail hoist based on an oil-electric hybrid power and a controlling method thereof. The monorail hoist includes a cabin, a hydraulic driving system, a lifting beam, a gear track driving and energy storage system, and a speed adaptive control system connected in series with each other and travelling on a track. The monorail hoist is capable of implementing an independent drive by an electric motor or a diesel engine in an endurance mode, a hybrid drive of the electric motor and the diesel engine in a transportation mode, and a hybrid drive of the diesel engine and a flywheel energy storage system in a climbing mode, according to different operating conditions that include conditions of an upslope, a downslope and a load. Power requirements for the monorail hoist under various operating conditions are satisfied, and the excess energy is recovered during the process of travelling.

Abstract: The present invention provides a high temperature chemical solution supply system for cleaning substrates. The system includes a solution tank, a buffer tank, a first pump and a second pump. The solution tank contains high temperature chemical solution. The buffer tank has a tank body, a vent line and a needle valve. The tank body contains the high temperature chemical solution. An end of the vent line connects to the tank body, and the other end of the vent line connects to the solution tank. The needle valve is mounted on the vent line, wherein the needle valve is adjusted to reach a flow rate to vent gas bubbles inside of the high temperature chemical solution out of the buffer tank through the vent line. An inlet of the first pump connects to the solution tank, and an outlet of the first pump connects to the buffer tank. An inlet of the second pump connects to the buffer tank, and an outlet of the second pump connects to a cleaning chamber in which a substrate is cleaned.

Abstract: A seal stamping machine comprises a first plate (1) and a second plate (2) disposed face to face, the first plate and the second plate being capable of compressing a stamp and a stamping carrier located between the first plate and the second plate. The first plate has a plurality of positioning holes (11); a plurality of elastic positioning mechanisms (3) disposed on the second plate, each elastic positioning mechanism corresponding to one of the plurality of positioning holes; when the first plate is pressed toward the second plate, the elastic positioning mechanisms prevent the first plate from moving away from the second plate. By enabling the positioning holes to cooperate with the elastic positioning mechanisms, the relative positioning between the first plate and the second plate can be realized, the positioning of the seal can be realized, and the displacement of the seal during the stamping process can be avoided.

Abstract: An automatic transport device for cleaning machines includes a transport base. A lifting-lowering assembly and a tray are provided on the transport base. The tray is connected to the transport base through the lifting-lowering assembly, and can be driven by the lifting-lowering assembly to reciprocate in a height direction. A top surface of the tray is provided with a translation assembly for transferring the shelf to the transport platform. A first mounting cavity is provided at each of front and rear ends of the tray. The translation assembly is connected to a side wall of the first mounting cavity. A second mounting cavity is provided at each of right and left ends of the tray. The second mounting cavity is provided with a limiting assembly, a lifting-lowering sensing assembly and a distance sensing assembly. An interactive system is provided in the transport base.

Abstract: The present invention provides a method for cleaning substrates comprising the steps of: placing a substrate on a substrate holder; implementing a bubble less or bubble-free pre-wetting process for the substrate; and implementing an ultra/mega sonic cleaning process for cleaning the substrate.

Abstract: A system for controlling damages in cleaning a semiconductor wafer comprising features of patterned structures, the system comprising: a wafer holder for temporary restraining a semiconductor wafer during a cleaning process; an inlet for delivering a cleaning liquid over a surface of the semiconductor wafer; a sonic generator configured to alternately operate at a first frequency and a first power level for a first predetermined period of time and at a second frequency and a second power level for a second predetermined period of time, to impart sonic energy to the cleaning liquid, the first predetermined period of time and the second predetermined period of time consecutively following one another; and a controller programmed to provide the cleaning parameters, wherein at least one of the cleaning parameters is determined such that a percentage of damaged features as a result of the imparting sonic energy is lower than a predetermined threshold.

Abstract: A high-precision positioning system for a monorail hoist in a mine includes two gear carriers symmetrically arranged on both sides of an I-beam track. Each of the gear carriers includes a positioning wheel and a plurality of travelling wheels. The travelling wheels are travelling on an upper end face of a bottom plate of the I-beam track, and the positioning wheel is in engagement transmission with a rack at a lower end of the bottom plate of the I-beam track. The gear carriers include an installation bracket and a connecting seat configured to connect the monorail hoist. The installation bracket includes an inertial measuring unit and a single-chip microcomputer that are electrically connected with each other. The positioning wheel includes a rotation angle sensor and the rotation angle sensor is electrically connected to the single-chip microcomputer. A headstock at both ends of the monorail hoist includes a coordinate updating unit.

Abstract: The disclosure discloses a method for producing ?-calcium sulfate hemihydrate whiskers by using fermentation broth for producing lactic acid with a calcium salt method as a raw material and synchronously recovering a lactic acid monomer. The method comprises the following steps: 1) after fermentation of lactic acid is ended, heating fermentation broth; 2) stirring, and adding sulfuric acid for reaction; 3) after the reaction is ended, filtering and collecting a solid part, namely ?-calcium sulfite hemihydrate whiskers, and collecting a liquid part, namely a free lactic acid solution containing the lactic acid monomer; and 4) washing and drying the obtained ?-calcium sulfate hemihydrate whiskers to obtain a ?-calcium sulfate hemihydrate whisker finished product, filtering and concentrating the obtained free lactic acid solution to obtain a lactic acid crude product, and refining the lactic acid crude product to obtain a high-purity lactic acid monomer.

Abstract: An apparatus for cleaning flip chip assemblies is provided. The apparatus comprises: a chuck assembly; a motor coupled to the chuck assembly by a spindle; at least one carrier for holding flip chips; at least one spray nozzle for directing DIW, a cleaning solution, a gas or a vapor. Embodiments of the invention further provide methods for cleaning flip chip assemblies. The method comprises: loading at least one flip chip to the flip chip carriers; rotating the chuck assembly at a rotation speed; flowing DIW for rinsing the flip chips; flowing a cleaning solution for removing the contaminants; applying ultrasonic/megasonic energy to the flip chips; blowing a gas or a vapor via the spray nozzles for drying the flip chips; bringing the flip chips out of the flip chip carriers.

Abstract: Disclosed are a speech interaction method, computer readable storage medium, and electronic device, improving processing efficiency in multi-channel speech interaction scenarios with low resource consumption and processing delay. The method includes: obtaining at least one channel of audio signal; recognizing the at least one channel of audio signal using a preset speech recognition model, to obtain a first type of recognition result; determining stored recognition data from a buffer; generating a second type of recognition result based on the stored recognition data; processing the first and second type of results using the model, to obtain at least one statement recognition result corresponding to the at least one channel of audio signal; performing semantic parsing on the statement recognition result, to obtain at least one parsing result; and generating, based on the at least one parsing result, an instruction for controlling a speech interaction device to perform a corresponding function.

Abstract: A system and method that provides inter-application relevance management for resources being brokered by an application virtualization platform. A described platform includes a memory configured to store a set of relevance rules for applications hosted by the application virtualization platform, wherein each relevance rule specifies a relevance setting between a first application and a second application. Also included is a processor coupled to the memory and configured to broker resources for the application virtualization platform to avoid conflict between the applications.

Abstract: The present invention provides a substrate heat treatment apparatus for heat treating a substrate, including a bake plate, support components, a baffle plate, and a driving device. The bake plate defines at least one gas passage. The support components support the substrate. The baffle plate is fixed on a top surface of the bake plate. The baffle plate surrounds the substrate and a gap is formed between an inner circumferential wall of the baffle plate and the substrate. A driving device drives the plurality of support components to move up or down. When heat treating the substrate, a hot gas is supplied to the space between the substrate and the top surface of the bake plate through the gas passage of the bake plate, and the hot gas flows out through the gap formed between the inner circumferential wall of the baffle plate and the substrate.