27results about How to "Simple control process" patented technology

The invention relates to a cobalt-free ultra-high nickel positive electrode material and a preparation method and application thereof, the preparation method comprises the following steps: ball-milling and mixing a nickel source, a lithium source and a dopant to obtain powder, and drying and sintering the obtained powder to obtain the cobalt-free ultra-high nickel positive electrode material, the doping agent comprises an aluminum-containing doping agent and a manganese-containing doping agent; the nickel source, the lithium source and the doping agent are mixed according to the molar ratio of the nickel element to the lithium element to the total doping element being (0.90-0.98): (1.03-1.06): (0.02-0.10). The Al and Mn elements are uniformly doped in the positive electrode material substrate through a solid-phase reaction method, the material performance is synergistically improved by utilizing the unique action mechanism of the doped elements, the electrochemical performance is synergistically improved on the premise of not depending on the cobalt element, and high initial discharge capacity, cycling stability and rate capability are kept in a wide voltage interval; and excellent capacity retention capability is shown in a wide multiplying power range.

The utility model discloses an intelligent bagged traditional Chinese medicine decoction constant-temperature heating device. According to the intelligent bagged traditional Chinese medicine decoction constant-temperature heating device, a heating piece is arranged on the inner wall, corresponding to a heat preservation cavity, in a heat preservation box; a supporting piece is rotationally arranged in the center of the lower function box, and a temperature sensor is arranged on the upper end face of the supporting piece. The ring body is slidably arranged on the outer side of the supporting piece in a driving mode. The controller is in circuit connection with the heating piece, the supporting piece and the ring body. In practical application, the controller can drive the ring body to rise into the heat preservation cavity, bagged traditional Chinese medicine is positioned on the supporting piece, the bagged traditional Chinese medicine is evenly heated along with rotation of the supporting piece, and the heat preservation effect is maintained through feedback of the temperature sensor. When the bagged traditional Chinese medicine needs to be taken out, the ring body is controlled to descend, and medical staff can take the bagged traditional Chinese medicine conveniently. The traditional Chinese medicine heat preservation device can effectively heat and preserve heat of bagged traditional Chinese medicine, simplifies the control process of medical staff on the temperature of the traditional Chinese medicine, and ensures that a patient can obtain the best use effect.

The lifting device comprises a transmission shaft, a shaft sleeve, an elastic piece, a driving assembly and a rotary mounting part, the transmission shaft comprises an external thread section, a transmission section and a mounting section which are sequentially arranged in the axial direction of the transmission shaft, the shaft sleeve is rotationally mounted on the rotary mounting part and is in threaded connection with the external thread section, and the shaft sleeve is provided with a first limiting part; the elastic piece elastically abuts against the shaft sleeve, so that the shaft sleeve keeps still under the acting force of the elastic piece, and the driving assembly is in transmission connection with the transmission section to drive the transmission shaft to rotate, so that the transmission shaft moves back and forth relative to the shaft sleeve under the interaction of the shaft sleeve and the external thread section and rotates in the first direction. When the tail end of the external thread section moves to the first limiting part, the tail end of the external thread section abuts against the first limiting part in a transmission mode so as to synchronously drive the shaft sleeve to rotate in the first direction. According to the technical scheme, the lifting operation of the cleaning assembly can be driven only through the driving assembly, and the cleaning assembly can be driven to rotate.

This application discloses an AGV control method and device using button combination coding, comprising the following steps: setting a combination of buttons and knobs on the conspicuous external end face of the AGV; setting the functions and attributes of the combined buttons and knobs, including but not limited to: an action combination button, a vehicle type knob, and a coding combination knob; the action combination button is used to control the AGV to perform a preset action; the vehicle type knob is used to set the AGV to a vehicle type performing certain specific functions; the coding combination knob is used to set the address code corresponding to the AGV performing the preset action; the AGV is controlled to perform a preset task through the combination coding of buttons and knobs, and the task and action of the AGV can be modified at any time by adjusting the combination coding. This application avoids the hazards of AGV control signal loss, signal disconnection, and control failure caused by changes in network signal strength; it enriches the functions of traditional AGV setting devices, simplifies the operation process, and facilitates the promotion and application of AGV products.

The invention discloses a pickled pepper preparation method, and belongs to the technical field of food processing.The method comprises the steps that fresh peppers are prepared; saline water recovery and classification: the recovered saline water is divided into strain source saline water and to-be-regenerated saline water according to flavor evaluation; solid microbial inoculum preparation: freeze drying and encapsulation embedding are performed on the strain source saline water, and a solid encapsulated microbial inoculum is prepared; regenerating the saline water, namely carrying out rough filtration and fine filtration on the saline water to be regenerated so as to remove substances of which the molecular weight is greater than 80 and less than 2000 Daltons; and preparing a fermentation starting liquid and fermenting. Through fine grading of saline water and functional preparation of the microbial inoculum, standardization and flavor stability of pickled pepper production are realized, and the problems of flavor degradation and batch instability caused by saline water circulation in a traditional process are fundamentally solved.

The application provides a control method, device and equipment of a medical endoscope cleaning system and a storage medium. The method comprises the following steps: first, real-time monitoring a plurality of card readers corresponding to the medical endoscope cleaning system; then, in response to a triggering operation of a target card reader in the plurality of card readers, acquiring parameter information of the target card reader, and determining whether to control the medical endoscope cleaning system to establish a data transmission channel with the target card reader according to the parameter information of the target card reader, thereby realizing automatic connection of the medical endoscope cleaning system and the plurality of card readers, improving the use efficiency of the medical endoscope cleaning system, and at the same time, when establishing the data transmission channel of the medical endoscope cleaning system and the target card reader, the parameter information of the target card reader is fully considered, so that whether to establish a connection with the target card reader can be determined according to the parameter information, and invalid connection is further avoided.

The invention discloses an implementation device capable of configuring a data conversion circuit. A register set is configured, a control logic signal is generated, logic conversion processing is conducted on data through the control signal, and finally data filling output is conducted. The device is simple in implementation structure, adopts a synchronous clock design, is convenient for time sequence check and verification, quickly completes data conversion and filling, is convenient to implement and expand on a chip, and enhances the practicability of embedded application; when the method is used for data conversion, the processing flow is simple and easy to control. The device can conveniently generate the data conversion format according to the requirement of the conversion mode so as to meet the application requirement. Therefore, the configurable data conversion circuit is an ideal structure realized by the configurable data conversion circuit.

This application relates to the field of automotive component technology, providing a parking lock mechanism, an electromechanical braking system, and an integrated braking control system. The parking lock mechanism includes: a support wheel, fixedly and loosely fitted around the locked shaft, the support wheel having a pin hole extending through its inner and outer circumferences, the pin hole extending in a direction intersecting the radial direction; a switch wheel, rotatably fitted around the support wheel, the inner circumference of the switch wheel having a first cam groove communicating with the pin hole; and a resilient pin member housed in the pin hole, a first end of the resilient pin member contacting the bottom of the first cam groove, and a second end contacting the bottom wall of the pin hole and the locked shaft, wherein the bottom wall of the pin hole is located on the inner circumference of the support wheel. This application can reliably lock the locked shaft in any rotational phase, and can achieve clamping compensation without unlocking operation when the locking force of the parking lock mechanism weakens, significantly improving safety, reliability, and assembly efficiency.

The application discloses a control system of an injection-blowing machine and relates to the technical field of injection-blowing machines. The control system comprises an integrated mold opening and closing device, an injection mold opening and closing device, a mold temperature mold opening and closing device and a blow mold opening and closing device; a first motor is connected with the integrated mold opening and closing device, and the first motor is used for driving the injection mold opening and closing device, the mold temperature mold opening and closing device and the blow mold opening and closing device to open or close simultaneously. The injection mold opening and closing device, the mold temperature mold opening and closing device and the blow mold opening and closing device are integrated in the integrated mold opening and closing device, and one motor is used for driving simultaneously, so that the number of motors required is reduced, the cost is lowered, the action instructions issued to the motor are reduced, the control process of the whole control system is simplified, the whole production cycle is shortened due to simultaneous movement of the devices, and the production efficiency is improved.

The application relates to a single-phase asynchronous motor main and auxiliary winding identification method, wherein the single-phase asynchronous motor main and auxiliary windings are connected in a V-shaped mode and are connected with U, V and W terminals of a frequency converter; the frequency converter inputs a direct-current detection voltage to the motor windings from a group of bridge arms; three-phase current values are measured and analyzed and processed to determine the winding middle point and the main and auxiliary winding end points; the application can identify the winding connection mode of the current single-phase motor without the aid of additional tools such as a universal meter or a bridge, can not only reduce the use difficulty of the single-phase asynchronous motor and simplify the operation process, but also effectively improve the motor control precision and operation efficiency, solves the problems that the single-phase asynchronous motor control in the prior art cannot be accurately speed-regulated and it is difficult to change the rotating direction by directly driving the motor with a power frequency power supply, and has a wide application prospect.

This invention discloses a precise control method and system for aerial work platforms based on a proportional valve. The method includes inputting preset control parameters into a control device and operating it to output an initial current signal; acquiring the current signal in real time and converting it into a digital signal for transmission to an ARM processor; sequentially performing filtering, piecewise linearization, and PID dynamic compensation adjustment on the converted digital signal to generate a high-precision current command; based on the high-precision current command and combined with a preset piecewise mapping relationship between the current and the proportional valve opening degree, calculating and generating a control signal and outputting it to the drive module; the drive module analyzes the signal duty cycle and converts it into a drive current adapted to the proportional valve coil, inputting it to the proportional valve coil to precisely adjust the proportional valve opening degree; the proportional valve controls the precise movement of the aerial work platform, while the monitoring and protection module automatically locks the proportional valve and stops adjusting the opening degree when an abnormality is detected. This invention achieves precise control of the aerial work platform, improving operational stability, accuracy, and safety.

The invention belongs to the technical field of microbiological detection, and particularly relates to a vertical microbiological detection device and method. The device comprises a longitudinal movement module, a transverse movement module, a negative pressure pumping module and a shell, the longitudinal movement module comprises a first rigid hollow pipe column, a second rigid hollow pipe column, a solid column, a fixing plate, a first tension spring and a second lead screw motor. The transverse movement module comprises a first lead screw motor, a third lead screw motor, a chip jig, a heating detection module, a guide rail, a second sliding block, a fixing frame and a push plate. The negative pressure pumping module comprises a first electromagnetic valve, a second electromagnetic valve and a stepping peristaltic pump; the detection device disclosed by the invention is matched with a micro-fluidic chip structure, different liquids in the chip can be driven to flow to a target chamber by only needing one stepping peristaltic pump, and the peristaltic pump does not discharge liquid but only discharges gas, so that pollution is prevented as much as possible in an experiment process, and the accuracy of an experiment result is ensured.

This invention discloses a graphene fiber-reinforced flexible heating composite material, its preparation method, and its applications. The composite material comprises an integrated flexible heating base layer formed by combining a fiber cloth with in-situ grown graphene with a thermoplastic resin. The graphene grows in situ on the fiber surface, forming a continuous and uniform conductive heating network, which, together with the thermoplastic resin matrix, constitutes a non-layered, integral structure. The composite material provided by this invention has a thinner structure, more uniform heating, and high interfacial bonding strength. It also possesses excellent flexibility, high structural strength, weather resistance, and washability, solving the technical pain points of existing flexible heating materials such as uneven heating, poor adhesion, and low structural strength. It can be widely used in industrial equipment heating and de-icing, low-temperature flexible bonding insulation heating, household heating, medical hot compresses, outdoor weather-resistant heating, and electric heating tube insulation, among other fields.

The invention discloses a metadata version control method, which comprises the following steps of: establishing a metadata version control system consisting of a Git warehouse comprising a main branch and individual branches of all users, a plurality of associated working trees serving as working directories, and a database table used for recording user states; storing metadata in a main branch of a version control system in a JSON text file form, and managing the metadata by the Git warehouse; using a file system as a working directory of the Git, and providing a complete metadata version control service for an upper-layer application by packaging branches, submission, merging, rollback and log capabilities of the Git; when a target user in a browsing state initiates a metadata write operation, the metadata version control system judges whether the personal workspace of the target user exists or not, and executes an operation such as creating the personal workspace of the user according to a judgment result.

The invention provides an equipment control method and device, electronic equipment and a storage medium, and relates to the field of interactive design and the field of gesture recognition algorithms. The method comprises the steps of determining current output data of a sensor in first equipment; based on the current output data, determining a target gesture currently triggered by a user wearing the first equipment; determining a target control instruction and target equipment corresponding to the target gesture; and sending the target control instruction to the target equipment. According to the technical scheme, other devices can be controlled through gestures, the device control process is simplified, the device control efficiency is higher, the use scene of the gestures is expanded, and the user experience is optimized.

This utility model belongs to the field of automatic processing technology and discloses a screw fastening device, including a conveyor line, a material sorting mechanism, a transfer mechanism, a screw driving mechanism, a detection mechanism, and a ejection mechanism. The conveyor line is sequentially equipped with a material sorting area, a screw fastening area, a detection area, and an ejection area. Semi-finished products to be assembled are fed from upstream of the material sorting area, and assembled finished products are unloaded from downstream of the ejection area. The material sorting mechanism is used to fix at least one semi-finished product in the material sorting area. The transfer mechanism is used to simultaneously pick up semi-finished products from the material sorting area and finished products from the screw fastening area, and simultaneously transport the semi-finished products to the screw fastening area and the finished products to the detection area. During the transport process, finished products in the detection area are pushed into the ejection area. The screw driving mechanism is used to screw screws into the assembly holes of the semi-finished products. The detection mechanism is used to detect whether the screws on the finished products are properly assembled. The ejection mechanism is used to eject unqualified finished products from the conveyor line. This screw fastening device can realize the automatic assembly of screws.

This invention relates to the field of aero-engine manufacturing technology and discloses a hydraulic lateral pressure plate for processing aero-engine parts. The plate includes a base, on which a hydraulic feeding mechanism and a clamping mechanism are mounted. The hydraulic feeding mechanism includes a sliding cavity on one side of the base, in which a piston slides. A telescopic spring is provided between the piston and the sliding cavity. A fixing block is provided at the opening of the sliding cavity, through which the piston passes and slides in a sealing fit. A first oil passage is provided inside the base and is connected to the sliding cavity. The clamping mechanism includes a sealing cavity on the base, in which a clamping plug slides. A second oil passage is provided inside the base and is connected to the sealing cavity. A clamping plate is fixed on the base. The middle part of the piston is connected to the lateral pressure plate. Both ends of the lateral pressure plate extend between the clamping plug and the clamping plate for clamping and positioning. This invention solves the problems of low positioning accuracy, unstable clamping, mutual interference between feeding and clamping, and inconvenient resetting associated with traditional lateral pressure plates.

The application discloses a high-temperature binder for multiple ceramic core combination in a complex structure ceramic core preparation process and a preparation method thereof. In the high-temperature binder, the proportions of various substances are as follows: 35-45 wt% of a composite sol matrix, 45-55 wt% of a gradient grading refractory filler, 3-8 wt% of a nano-enhanced phase and 2-7 wt% of a synergistic modifier. The preparation method comprises the following steps: preparing the composite sol matrix, the gradient grading refractory filler, a nano-enhanced dispersion liquid and the synergistic modifier; adding the gradient grading refractory filler, the nano-enhanced dispersion liquid and the synergistic modifier into a constant-temperature stirring kettle containing the composite sol matrix in sequence and stirring uniformly to obtain high-temperature binder initial materials; vacuum deaerating and low-temperature curing the high-temperature binder initial materials in sequence, and obtaining the high-temperature binder after cooling. The application realizes the dual improvement of the bonding strength and high-temperature stability, has good coating performance and forming adaptability, and is suitable for various ceramic cores which need to be combined and formed.

The application relates to a method for preparing regenerated fluorite from waste aluminum electrolyte by roasting-water washing-alkali leaching, and belongs to the technical field of metallurgical engineering. Waste electrolyte is mixed with calcium oxide and then roasted, so that fluorine is converted into water-insoluble calcium fluoride, lithium is converted into lithium oxide, and aluminum is converted into calcium aluminate. The roasted clinker is subjected to water washing to preferentially extract lithium and remove soluble impurities, so that a lithium-rich solution and a water washing residue are obtained. The water washing residue is subjected to alkali leaching to remove aluminum hydroxide, high-purity calcium fluoride solid is obtained, and the regenerated fluorite product is obtained after drying, the grade of which is greater than 80%. The sodium fluoroaluminate solution generated by alkali leaching can be recycled, and after saturation, aluminum hydroxide is recovered and further used for preparing aluminum oxide; the water washing liquid can be concentrated to recover lithium salt. The application realizes harmless and resource utilization of the waste electrolyte, has simple process, low cost, high comprehensive recovery rate of fluorine, lithium and aluminum, and good economic and environmental protection benefits.

The application discloses anode-oxidizable super-high-strength aluminum alloy and a preparation method thereof. Al 83.85~90.46wt%, Mg 6.0~9.5wt%, Zn 3.51~5.0wt%, Si 0.025~0.45wt%, and at least one of Mn, Cu, Ti, Be, Sb elements with a total content of not more than 0.70wt%, wherein the content of Mg, Zn and Si satisfies the relationship formula: -3.3≤[(2.31×Si)+(1.76×Zn)-Mg]×100≤3.6, and the grain length-diameter ratio is ≤3. The preparation method of the aluminum alloy deformed material comprises the following steps: (1) manufacturing an aluminum alloy ingot; (2) homogenizing heat treatment; (3) processing into a processing material; (4) solid solution heat treatment on the processing material; (5) cooling to room temperature; and (6) aging treatment. The aluminum alloy has low density, high strength and excellent surface treatment adaptability.

This application provides a common-mode voltage suppression pulse width modulation method and related equipment for back-to-back converter systems. The method includes: acquiring the actual modulation signals of each phase of each three-phase two-level converter in the back-to-back converter system; inputting each actual modulation signal into a pre-trained neural network to obtain a common-mode suppression modulation signal corresponding to each actual modulation signal. The neural network is used to model the nonlinear mapping relationship between the actual modulation signals of each phase in the back-to-back converter system and the modulation signals that satisfy the common-mode voltage suppression constraint. The common-mode suppression modulation signal is a virtual modulation signal used for common-mode voltage suppression; based on the common-mode suppression modulation signal, a target switching signal is obtained. The target switching signal is used to drive the power switching devices of the back-to-back converter system and limit the common-mode voltage between the neutral points of the two AC systems. Therefore, it significantly reduces the overall algorithm complexity, simplifies the control process, and is conducive to efficient deployment and application in practical engineering scenarios.

The invention relates to a multi-dimensional serum detection method based on a surface enhanced Raman scattering substrate and a serum detection device.The serum detection method comprises the steps that a surface enhanced Raman scattering spectrum is obtained through the surface enhanced Raman scattering substrate; and obtaining a final detection result through a secondary discriminant analysis algorithm and a majority principle or a consistent agreement principle. By utilizing the serum detection method or the serum detection device, trace detection of the serum can be realized, a more reliable diagnosis result can be obtained, the whole process is simple and controllable, and the serum detection method or the serum detection device has a wide application prospect in the aspects of future practical clinical application and conventional serum screening. Meanwhile, the surface enhanced Raman scattering substrate disclosed by the invention has relatively high biochemical stability.

This invention provides a method for separating a tetrahydrofuran-methanol-water ternary mixture. The method includes: feeding the tetrahydrofuran-methanol-water ternary mixture into a dehydration tower, separating water at the bottom of the tower and obtaining a mixture stream of tetrahydrofuran and methanol at the top; the mixture stream of tetrahydrofuran and methanol then enters an extractive distillation tower where it contacts an extractant, separating tetrahydrofuran at the top and obtaining a mixture stream of methanol and extractant at the bottom; the mixture stream of methanol and extractant then enters an extractant recovery tower, obtaining methanol at the top and extractant at the bottom; wherein no dehydrating agent is added to the dehydration tower. This method avoids direct extraction and distillation of the ternary azeotrope, reducing extractant usage and energy consumption.

The utility model discloses a superhard alloy indexable blade with heat dissipation micropores. The superhard alloy indexable blade comprises a supporting frame, a driven cylinder, a bearing plate, a supporting rod, a superhard alloy blade body and an indexing mechanism. The indexing cylinder has the beneficial effects that the indexing cylinder with the same diameter as the workpiece is arranged, and the standardized indexing grooves are formed in the peripheral wall of the indexing cylinder, so that a replaceable template structure is formed, the problem that a cutter path needs to be frequently adjusted in the traditional cylindrical workpiece milling process is solved, and the indexing cylinder provides various models to adapt to different workpiece sizes, so that the machining efficiency is improved. Reprogramming or calibration is not needed, the remodeling time is remarkably shortened, the operation complexity is remarkably reduced, the shifting rod, the incomplete fluted disc, the driven gear and the driven rod are used for driving the superhard alloy blade to automatically rotate, cutting track switching is completed completely depending on a mechanical structure, high-precision driving devices such as a servo motor and a hydraulic system do not need to be relied on, and the working efficiency is improved. The control process is simplified, the equipment cost is reduced, and the comprehensive breakthrough of low cost, high efficiency and high precision is realized.

The invention provides a mylar film, a preparation method thereof and a lithium battery pole group. The mylar film comprises a polyester base film and a functional layer arranged on at least one side surface of the polyester base film, wherein the surface of one side, far away from the polyester base film, of the functional layer is provided with a reticulate pattern array of which the density is arranged in a gradient manner, and adjacent reticulate patterns are communicated with each other to form a capillary liquid guide channel. The preparation method comprises the following steps: (1) preparing lyophilic coating slurry; (2) pretreating the surface of at least one side of the polyester base film; (3) coating the surface of the pretreated polyester base film with the lyophilic coating slurry, and drying to form a functional layer; and (4) pressing a reticulate pattern array of which the density is in gradient arrangement on the surface of the functional layer to prepare the mylar film. The Mylar film provided by the invention not only can improve the infiltration performance of an electrolyte and solve the problem of non-uniform infiltration, but also can ensure the insulating strength and avoid the risk of short circuit due to chip falling, and meanwhile, ensures that the process is simple and the cost is controllable.