50results about How to "Realize precise control" patented technology

The invention relates to the technical field of production process control, in particular to an intelligent control system and method for a shower valve production process, and the system comprises an environment monitoring module which collects the operation state of a machine, the batch quality of raw materials, and the temperature and humidity data of a surrounding environment, carries out the real-time monitoring of the operation state of the machine, and carries out the tracking analysis of the batch of the raw materials. According to the method, by continuously monitoring the machine state and the environment condition, key variables in the production process are controlled, dynamic data analysis is conducted, production parameters are adjusted in time, optimal matching of raw material use and the production rhythm is ensured, waste is effectively reduced, the operation efficiency of a production line is improved, and the risk assessment model is utilized; potential problems in the production process can be predicted and relieved, production safety is improved, energy consumption is optimized by applying an evolutionary algorithm, balance between environmental protection and cost effectiveness is achieved, production configuration is continuously optimized through a real-time feedback mechanism, it is ensured that production activities meet the latest operation standard, and overall production efficiency is improved.

The invention discloses a plasma arc additive manufacturing device and method based on wire and powder coaxiality, and belongs to the field of arc additive manufacturing. The device comprises a multi-wire powder coaxial welding gun; the welding gun comprises a copper nozzle, a welding gun shell and a powder feeding shell, an ion gas port is formed in the middle of the copper nozzle, wire feeding ports are formed in the front end and the rear end of an ion gas outlet, and powder feeding ports are formed in the left end and the right end of the ion gas outlet; the wire powder coaxial copper nozzle is located at the bottom end of the plasma arc welding gun and connected with the welding gun shell. A second channel between the ion gas shell and the powder feeding shell is used for feeding powder; through holes are formed in the surfaces of the two sides of the welding gun shell and the powder feeding shell correspondingly and used for feeding welding wires, and the welding wires are fed into the wire feeding opening through the second channel. According to the device, the wire feeding channel and the powder feeding channel are coaxially integrated, and metal wires and metal powder are ensured to be melted and deposited in the plasma arc center by accurately controlling the conveying paths of the two materials.

The invention relates to the technical field of electric power systems, and discloses a network construction type energy storage converter control method and device and a related product. The method comprises the following steps: constructing a corresponding MPC controller based on a pre-constructed discrete state space equation of a to-be-controlled network-building type energy storage converter; the MPC controller comprises a cost function and a constraint condition; the cost function comprises a state error term; performing optimization solution on the MPC controller by adopting a preset optimization algorithm to obtain an active power reference value and a reactive power reference value when the cost function reaches the minimum; and utilizing a virtual synchronous generator module and a voltage and current double closed-loop control module to generate a pulse width modulation signal based on the active power reference value and the reactive power reference value so as to control the target network-building type energy storage converter. According to the invention, the problems of current impact, power angle instability and the like which are easy to occur in the grid-forming type energy storage converter during voltage drop can be effectively solved, and stable grid-connected operation of the grid-forming type energy storage converter under the working condition of power grid voltage drop is ensured.

The invention discloses a preparation method of a BT14 titanium alloy large-specification bar, and aims to solve the problems of non-uniform structure and mismatching of mechanical property strength and toughness caused by temperature and strain difference of each part of a blank in the existing bar forging process. According to the titanium alloy structure evolution rule and the deformation distribution characteristic in the blank forging process, the optimal forging technology is determined, and the deformation uniformity of the titanium alloy is improved by adopting a deformation mode combining upsetting, conventional drawing, reversing drawing, diagonal drawing and inverted octagonal drawing. And the alloy structure and mechanical properties meeting the requirements are obtained through optimized forging process parameters, and the quality of large-specification bars is guaranteed. According to the BT14 titanium alloy large-size bar prepared through the method, the grain size in a microscopic structure is effectively reduced, meanwhile, a macrostructure is uniform, and the mechanical property meets the technical requirements of ocean engineering materials; in addition, the preparation heating number is small, energy consumption in the process is low, and the method is suitable for industrial production of BT14 titanium alloy bars with the diameter phi ranging from 400 mm to 500 mm.

The invention discloses a household appliance, which comprises a shell, a motor and a controller, and is characterized in that the motor is arranged in the shell and is used for operating according to alternating current input voltage; the controller is configured to detect motor parameters of the motor in real time when the motor operates; determining a q-axis voltage compensation value of the motor based on the motor parameters of the motor; adjusting the q-axis voltage value of the motor according to the q-axis voltage compensation value to adjust the voltage value of the motor to the target voltage value, thereby reducing the low-frequency pulsation of the motor, achieving the precise regulation and control of the motor, facilitating the improvement of the stability of the motor, prolonging the service life of the motor, and improving the overall performance of the electric equipment and the user experience.

The invention discloses a reinforcement learning intelligent traffic signal control method and system based on state-driven retrieval enhancement. The method comprises the steps of collecting real-time traffic flow state information of a traffic environment and constructing a global traffic state vector, retrieving a knowledge base to obtain related knowledge fragments and performing weighted aggregation to obtain a comprehensive knowledge representation vector, and constructing a fusion decision model fusing retrieval enhancement and a Markov decision mechanism, training convergence of the strategy network is completed after the enhanced state vector is generated, traffic signal control is achieved based on the converged strategy network, the generalization adaptation capacity, the anti-interference capacity and the operation stability of the signal control strategy to various traffic scenes are improved, random fluctuation of traffic flow and sudden traffic conditions can be effectively coped with, and the traffic signal control method is suitable for being popularized and applied. Through knowledge retrieval and prior knowledge fusion, traceability and interpretability of a control decision are realized, the efficiency of traffic signal control is effectively improved, the occurrence rate of intersection traffic delay and congestion is reduced, and reliable support is provided for intelligent collaborative management and control of a road network.

This utility model discloses a pulmonary function breathing trainer, aiming to solve the problems of existing training equipment being large in size, having limited functions, and lacking personalization. The device includes a cylindrical body open at the bottom and a trachea connected to the top, which can be connected to a mask or mouthpiece. A slider and a compression spring are installed inside the cylinder; airflow moves the slider, and the compression spring provides resistance, achieving resistance breathing exercises. An air outlet is located on the side wall of the cylinder, and an outer rotating cylinder is used. The size of the air outlet is adjusted by rotating a knob on the rotating cylinder to simulate pursed-lip breathing and precisely control the training intensity. The device has a built-in control unit, including a battery, sensors, a buzzer, a Bluetooth module, and a controller, which can monitor the training progress, remind the patient to train regularly, and provide personalized suggestions via a mobile app. This trainer is compact, easy to operate, and portable, suitable for pulmonary function rehabilitation training, and has high practicality and promotional value.

The invention relates to the technical field of environment multi-field coupling control, in particular to a thermal comfort environment chamber and a multi-field coupling control system thereof, comprising: an environment chamber which is comprehensively regulated and controlled by a temperature field, a humidity field, an airflow field and an air quality field, and simulates the environment chamber; the multi-field coupling control unit comprehensively and dynamically regulates and controls the environment in the environment chamber by integrating a temperature field, a humidity field, an airflow field and an air quality field on the basis of a multi-dimensional thermal comfort comprehensive regulation and control algorithm; the temperature and humidity control unit calculates a temperature field PMV value and a humidity field PMV value based on a temperature gradient control equation and a humidity control equation, and regulates and controls temperature and humidity; the airflow adjusting unit calculates an airflow field PMV value based on an airflow control equation and adjusts the airflow speed; the air quality control unit calculates an air quality field PMV value based on a carbon dioxide change equation and adjusts the carbon dioxide concentration. According to the thermal comfort environmental chamber and the multi-field coupling control system thereof, physical field coupling and environmental regulation are realized through a multi-dimensional thermal comfort comprehensive regulation algorithm.

The invention relates to the technical field of temperature controllers, in particular to an automatic temperature controller based on temperature and humidity induction and sunset time adjustment, which comprises a data acquisition module used for collecting temperature data and humidity data; the network communication module is used for receiving a control instruction of a user and local sunset time information; the main control module is used for fusing the collected temperature data and humidity data, selecting the temperature and automatically adjusting the working state of the temperature controller; and the execution module is used for executing the instruction and adjusting the temperature. According to the method, the sunset time and the sunrise time are accurately calculated, and the temperature in the box is automatically adjusted at the specific time point, so that unnecessary energy consumption is avoided, and compared with traditional manual adjustment or fixed temperature setting, the method can more accurately meet the actual requirements of the box body, and energy waste is reduced.

The present invention relates to the technical field of textile equipment, and in particular to a low-energy yarn oiling device and an oiling method thereof, wherein the low-energy yarn oiling device comprises a yarn oil supply pump, a temperature control channel, an oil delivery device and a yarn conveying device, the yarn oil supply pump is provided with an oil inlet and an oil outlet, the oil delivery device comprises an oil delivery pipe and a rotating motor, an oil delivery cavity is provided in the oil delivery pipe, an oil delivery outlet is provided on the oil delivery pipe, an oil delivery inlet is provided on the oil delivery pipe, a spiral conveying shaft is provided in the oil delivery cavity, a turntable supporting the spiral conveying shaft is provided at both ends of the spiral conveying shaft, a rotating trough body is provided on the oil delivery pipe, a magnetic disc body is provided on the output shaft of the rotating motor, and the yarn conveying device comprises a transverse oil passage and a longitudinal wire passage, and the oil passage intersects and communicates with the wire passage. It solves the technical problems that partial oiling of yarn and precise oiling on demand cannot be achieved in the prior art.

This invention discloses a self-supporting, high-efficiency OER Mo / Ru-Ni / NF electrocatalyst and its preparation method, belonging to the field of electrocatalytic materials technology. Addressing the problems of insufficient exposure of active sites, poor conductivity, and high interfacial resistance due to the need for binders in existing catalysts, this invention uses nickel foam as a substrate and employs a two-step electrodeposition method combined with a calcination process to prepare a composite catalyst with a cauliflower-like porous structure. This material optimizes the electronic structure and oxygen intermediate adsorption energy by introducing strongly electron-deficient Mo centers to modify the Ru-Ni heterojunction interface; the unique self-supporting porous structure increases the active area, promoting mass transfer and electron transport. This catalyst requires no binder, exhibits low overpotential, a small Tafel slope, and excellent long-term stability, significantly improving the catalytic performance of the oxygen evolution reaction (OER) and making it suitable for high-efficiency water electrolysis for hydrogen production.

The application provides a kind of parallel alternate operation method of reverse osmosis water purification system and water purification equipment, and relates to water treatment technical field, comprising: according to each initial single water production flow calculation can satisfy target water production flow the minimum number of reverse osmosis membrane module as current operation number;Control each branch reverse osmosis membrane module of current operation number forms each operation combination alternately to carry out water supply, in water supply process, real-time detection reverse osmosis system real-time total water production flow, in current operation number is not equal to the total number of reverse osmosis membrane module and real-time total water production flow is lower than the first total water production flow threshold value, current operation number is added one, and in current operation number is not equal to the total number and real-time total water production flow continues to be lower than the second total water production flow threshold value, give reverse osmosis membrane module replacement prompt.The beneficial effect is to fully exploit the remaining use potential of each reverse osmosis membrane, effectively prolongs the actual service cycle of single reverse osmosis membrane module.

The invention relates to a silicon-copper co-oxide catalyst for strengthening CO2 electroreduction and preparation and application of the silicon-copper co-oxide catalyst for strengthening CO2 electroreduction, and the preparation method comprises the following steps: dissolving soluble copper salt and tetraethoxysilane in ethanol to form a uniformly mixed precursor solution; the precursor solution is conveyed to a spraying nozzle through a sample injection pump, the spraying nozzle atomizes the precursor solution into aerosol through atomization gas and sprays the aerosol into a combustion chamber, the aerosol is combusted under the high-temperature condition of the combustion chamber, evaporation, pyrolysis and oxidation reactions are generated, and nano-particles are generated; and putting the nano particles into a quenching device, and rapidly cooling to obtain a nano Si-Cu-Ox co-oxide, namely the catalyst. When the catalyst is applied to the process of preparing ethylene through CO2 electroreduction, Cu < + > active species generated in the electroreduction process can be stabilized and prevented from being reduced, so that C-C coupling of an intermediate product is strengthened, and the selectivity of an ethylene product is remarkably improved.

The invention provides a photo-thermal activated epoxy shape memory polymer and a preparation method thereof, and belongs to the technical field of functional materials. The preparation method comprises the following steps: uniformly dispersing carboxylated multi-walled carbon nanotubes in a system containing epoxy resin and an organic solvent according to a certain addition ratio, adding a curing agent, mixing, pouring, and curing to obtain the shape memory polymer. The polymer has high glass transition temperature, high tensile strength and good toughness, and can realize rapid shape recovery under the irradiation of near-infrared light. The invention also provides a method for driving the shape memory polymer to recover the shape, and the shape of the deformed shape memory polymer can be recovered only in 30-100 seconds under the action of a thermal activation mode or an infrared light irradiation activation mode. The problems that a traditional epoxy shape memory polymer is single in driving mode, and mechanical performance and driving performance are difficult to consider at the same time are solved, and the method has wide application prospects in the fields of intelligent driving and precise control.

The application discloses a boiler comprehensive automatic control system, which comprises a monitoring unit for monitoring water vapor pressure, water vapor flow, fuel concentration and oxygen concentration in a boiler; a fuel quantity adjusting unit for adjusting the fuel quantity entering into the boiler according to the water vapor pressure in the boiler; an air quantity adjusting unit for adjusting the air quantity entering into the boiler according to the oxygen concentration entering into the boiler; a water level adjusting unit for adjusting the water level in the boiler according to the water vapor flow in the boiler; and a control unit for automatically controlling the working states of the fuel quantity adjusting unit, the air quantity adjusting unit and the water level adjusting unit according to the data detected by the monitoring unit. The application realizes accurate regulation and control of multiple units by real-time monitoring of various parameter conditions in the boiler through the monitoring unit and accurate control of the working of each unit through the control unit, so that the combustion efficiency of the boiler is greatly improved, and safe, stable, environment-friendly and economic operation of the boiler is ensured.

The application discloses a low-cost high-strength aluminum-lithium alloy for a space cabin body and a preparation method thereof, and belongs to the technical field of aluminum-lithium alloys.The aluminum-lithium alloy comprises the following components in mass fraction: 91.5-94.5 parts of aluminum, 3.9-4.2 parts of copper, 1.0-1.5 parts of lithium, 0.2-1.0 parts of magnesium, 0.2-0.4 parts of silver, 0.3-0.8 parts of zinc, 0.10-0.12 parts of zirconium and 0.15-0.25 parts of mixed rare earth; the mixed rare earth is a mixed rare earth of cerium and lanthanum, and the mass ratio of cerium to lanthanum is (1.5-2.5):1; the total mass of metal impurities in the aluminum-lithium alloy is not more than 0.15 parts, and the single metal impurity is not more than 0.05 parts; through multi-component micro-alloying design and a precise controllable thermal mechanical treatment process, the application solves the technical problems that the existing aluminum-lithium alloy is high in cost due to the dependence on high-content noble metals and is anisotropic in mechanical properties due to strong deformation texture, and provides an ideal material which is excellent in comprehensive performance and economically feasible for a space cabin structure.

The invention discloses an integrated high-speed spray cooling device capable of accurately controlling water-gas ratio zoning, and belongs to the technical field of heat treatment equipment. The integrated high-speed spray cooling device capable of accurately controlling the water-gas ratio zoning comprises a control device, and the control device is arranged below a sprayer and used for conducting zoning regulation and control on the water-gas ratio of the sprayer; the control device comprises a shell, a shell plate is arranged at the bottom of the shell, a sprayer bottom plate is arranged at the top of the shell, and the shell is connected with the sprayer body through the sprayer bottom plate; a plurality of annular adjusting mechanisms are arranged in the shell, and each adjusting mechanism works independently. By adopting the integrated high-speed spray cooling device capable of precisely controlling the water-gas ratio zoning, the problem that an existing high-speed spray cooling device cannot regulate and control the water-gas ratio in a zoning mode can be solved.

The present invention relates to the field of air magnetization technology, specifically a cracking reaction system based on magnetized air technology, comprising a cracking reaction furnace, a magnetic field generating device and an air supply system; a gas concentration sensor connected to a controller signal is arranged in the cracking reaction furnace, the magnetic field generating device comprises a cylinder body communicated with the cracking reaction furnace, a plurality of annular electromagnets are evenly arranged in the cylinder body along the air intake direction, a circuit conduction control mechanism is arranged between two adjacent annular electromagnets, and the circuit conduction control mechanism is controlled by a controller. The use of the present application can sense the oxygen concentration in the cracking reaction furnace through the gas concentration sensor, thereby changing the magnetic field by changing the number of energized annular electromagnets, so that the dynamic magnetic field generated by the magnetic field generating device magnetizes the oxygen molecules in the air, so that the oxygen molecules are in an excited state, and their reaction ability is enhanced.

The invention provides a potato-tower-shaped nanofiber as well as a preparation method and application thereof, and belongs to the technical field of solid-phase microextraction. The preparation method of the potato-tower-shaped nanofiber comprises the following steps: mixing and dissolving a fiber-forming polymer, an amino precursor, a spinning aid and a solvent I to prepare an electrostatic spinning solution; preparing nanofibers by using an electrostatic spinning technology; the preparation method comprises the following steps: soaking nanofibers in water, and washing and drying after soaking; dissolving an aldehyde group precursor and a template agent into a solvent II to obtain a mixed solution, dipping the nanofiber into the mixed solution, adding a catalyst, and then performing solvothermal reaction to obtain the potato-tower-shaped nanofiber. A large number of uniformly-distributed and orderly-arranged sheet structures are inlaid on the surface of the nanofiber, and the whole fiber is in a potato tower shape; the potato-tower-shaped nanofiber has excellent extraction performance on a micro-plastic loaded plasticizer. The potato-tower-shaped nanofiber disclosed by the invention shows good application potential in the fields of sample pretreatment and solid-phase microextraction.

The invention belongs to the field of biological materials and cell manufacturing, and relates to a micro-fluidic micro-carrier preparation device, a micro-carrier surface modification method and application of the micro-fluidic micro-carrier preparation device in stem cell large-scale amplification and stemness maintenance. The device comprises a dispersed phase injector for injecting a dispersed phase solution; the continuous phase injector is used for injecting a continuous phase solution; the micro-fluidic chip comprises a bottom plate, a micro-channel, an upstream capillary tube, a downstream capillary tube, a micro-carrier collector and a UV curing lamp; the upstream capillary tube is embedded at the front end of the micro-channel and is connected with the dispersed phase injector and the continuous phase injector; a needle head of the continuous phase injector is fixed at a joint of the upstream capillary tube and the micro-channel; the downstream capillary tube is embedded at the tail end of the micro-channel, and a liquid inlet of the downstream capillary tube and a liquid outlet of the upstream capillary tube are oppositely arranged and located on the same central axis; and the microcarrier collector is connected with the tail end of the downstream capillary tube through a connecting tube. According to the invention, through a unique microfluidic flow control focusing structure, the precise and controllable production of the microcarrier size is realized.

The application discloses a mechanical finger, a control method, device and equipment of the mechanical finger and a medium, and relates to the field of robots.The mechanical finger 100 comprises a proximal phalanx 10, a distal phalanx 20 and a base 30; the bottom of the proximal phalanx 10 is movably connected with the top of the base 30, and the bottom of the distal phalanx 20 is movably sleeved on the top of the proximal phalanx 10; a proximal phalanx motor 11 and a distal phalanx motor 21 are fixedly arranged in the base 30, the proximal phalanx 10 is in transmission connection with the proximal phalanx motor 11, and the distal phalanx 20 is in transmission connection with the distal phalanx motor 21.In this embodiment, the proximal phalanx motor 11 and the distal phalanx motor 21 are arranged in the base 30, so that the sizes of the proximal phalanx 10 and the distal phalanx 20 tend to the actual sizes of a human hand, and thus the precise control of the mechanical finger 100 is realized.

The utility model discloses a kind of mobile carriers for electronic product manufacturing, including rack, support guide rail is arranged in the length direction in the rack, the both sides of the support guide rail are symmetrically provided with guiding slide groove, mobile seat is provided above the rack, bearing tray is inserted and installed on the mobile seat, positioning clamp is provided on the bearing tray, battery box, controller and servo drive mechanism are provided in the mobile seat, the utility model relates to electronic product manufacturing technical field, power is provided for mobile seat by servo drive mechanism, the accurate regulation and control of mobile seat position are realized, to realize the automation movement of electronic temperature controller shell, cooperate different processing equipment to realize the automatic assembly operation of multiple stations, compact structure, high reliability and easy to adjust, multiple carriers can be coordinated synchronous action, also can be driven separately controlled, compared with traditional multiple-speed chain conveying tray structure, intelligent degree is higher.

The invention relates to the technical field of computers, and discloses a virtual item interaction method and device, equipment, a medium and a product, and the method comprises the steps: determining a first resource amount corresponding to a first virtual item in response to a transaction registration operation of the first virtual character for the to-be-transacted first virtual item; in response to a first transaction event between the first virtual character and the second virtual character for the first virtual item, determining a second resource quantity corresponding to the first transaction event; the second resource quantity is the residual resource quantity obtained by subtracting the additional resource quantity determined based on the target proportion from the first resource quantity; the target proportion is a proportion determined based on a game contribution index of the first virtual character and / or the second virtual character; and executing the first transaction event. According to the application, additional resources additionally needed in the transaction process can be dynamically adjusted, and accurate regulation and control of transaction results of different virtual roles are realized.

The application provides a control method, a control device, a control system and a storage medium of an air conditioner. The control method comprises the following steps: obtaining device information of a user terminal; obtaining target device information in a running area of the air conditioner according to the device information; and regulating and controlling the air conditioner according to the target device information. With the progress of science and technology, people's life and work are more and more inseparable from mobile phones, and the mobile phones also become the daily life of people's personal carrying articles. The application regulates and controls the air conditioner based on the device information of the user terminal, and the user terminal comprises a mobile phone of a user. The application obtains the device information of the user terminal, and then obtains the target device information in the running area of the air conditioner according to the device information, so that the accuracy of the air conditioner control method is increased. The information of the user change in the running area of the air conditioner can be recognized in time according to the device information of the user terminal, intelligent control of the air conditioner is formed, and the purpose of energy saving is achieved.

The present application provides an image generation method, device, equipment, medium and product, and relates to the technical field of computer processing. The method comprises the following steps: obtaining second content based on a data unit and first content, wherein the first content is used at least for indicating first planning layout information of a first media element, and the second content is used for representing spatial position information of the first media element; and obtaining third content based on the second content, wherein the third content is provided by a first machine learning model and is used for indicating an output image corresponding to the first content. The method solves the problem that the output result of the machine learning model is not adapted to the demand when an image is generated or edited, and improves the accuracy of image generation or image editing.

The invention provides a high-power multipurpose high-precision precise adjustable light source, which comprises a high-power precise adjustable power supply, the high-power precise adjustable power supply comprises an inverter unit and a voltage-stabilized power supply, commercial power is converted into direct current through voltage stabilization of the voltage-stabilized power supply and then is accessed to the inverter unit, and an IGBT in the inverter unit is connected with the inverter unit under the control of a controller. A precisely controlled voltage is generated to be connected with the lamp; the controller is an FPGA (Field Programmable Gate Array) controller, and the FPGA controller is internally provided with a circuit interface circuit communicated with the upper computer, a data merging and distributing latch circuit for latching, merging and distributing received data, and a PWM (Pulse Width Modulation) generating circuit for generating PWM waveforms with corresponding duty ratios according to voltage amplitude, frequency and phase numerical values provided by instructions of the upper computer. According to the invention, the PWM waveform with the corresponding duty ratio is generated according to the voltage amplitude, frequency and phase value provided by the instruction of the upper computer, and the PWM signal controls the four IGBTs of the inversion unit to generate an accurate high-power voltage source, thereby achieving the precise control of the light source.

The invention relates to an auxiliary chip removal device of a hole making system based on jet flow control. The auxiliary chip removal device comprises a high-pressure buffer assembly, a low-pressure buffer assembly and an air guide mechanism. The high-pressure buffering assembly is arranged in the low-pressure buffering assembly and used for blowing cuttings to suspend in the air. The low-pressure buffering assembly wraps the high-pressure buffering assembly and is used for absorbing cuttings. The high-pressure buffering assembly and the low-pressure buffering assembly are provided with a through cutter inlet channel in the same longitudinal direction, and a cutter can penetrate through the cutter inlet channel to conduct drilling operation on an operation area of the face to be machined. The bottom of the low-pressure buffering assembly is attached to a to-be-machined face. The air guiding mechanism is used for adjusting and optimizing the airflow direction and speed in the high-pressure buffering assembly and the low-pressure buffering assembly. Compared with the prior art, double mechanisms of high-pressure air blowing and low-pressure air suction are combined, and the problem that a traditional chip removal mode is low in efficiency is effectively solved. And due to the introduction of the air guide mechanism, the accurate regulation and control of airflow are realized, and the pertinence and efficiency of chip removal are improved.

The application belongs to the technical field of biological fermentation, and relates to a bacillus licheniformis SXZY-02 and application thereof, and comprises the following steps: a bacillus licheniformis (Bacillus licheniformis) SXZY-02 is separated from the surface of tobacco leaves, Lysinibacillus macroides ) and the strain preservation number is CCTCC NO:M 2025152; the bacillus licheniformis SXZY-02 is fermented to obtain a biological agent containing the bacillus licheniformis SXZY-02, and after fermentation optimization, the lipase activity is 8.99 U / mL; the biological agent containing the bacillus licheniformis SXZY-02 is applied to tobacco shred fermentation, fat is decomposed into free fatty acid, tobacco aroma quality and alcohol degree are effectively improved, and irritation is reduced. The technology provides a green and environment-friendly solution for tobacco quality upgrading, and meets the high-quality development direction of the industry.

The utility model discloses spinning thread processing equipment, which relates to the technical field of spinning thread processing, and comprises a coagulating basin, an air section, a water inlet pipe, a water outlet pipe and a water outlet pipe, the air inlet pipeline is used for conveying air with set temperature and humidity to the air section; the spinning nozzle is arranged at the upper end part of the coagulating basin; the output end of the circulating pump is connected with the upper end part of the coagulating tank, and the input end of the circulating pump is connected with the lower end part of the coagulating tank and the water injection pipeline. The spinning yarn processing equipment solves the technical problems that the temperature and humidity of the air section are difficult to control, so that a phase separation structure of a hollow fiber membrane yarn primary body is not uniform, and the performance of the hollow fiber membrane yarn is unstable, and the temperature and humidity of the air section are always kept stable by inputting gas with set temperature and humidity into the air section, so that the performance of the hollow fiber membrane yarn is improved. And it is ensured that phase separation of the hollow fiber membrane filament primary body starts in the solidification liquid, it is ensured that the radial humidity and temperature of the hollow fiber membrane filaments are uniform, and the forming quality of the hollow fiber membrane filaments is improved.

The invention relates to the technical field of chemical engineering system optimization, and discloses a planning design verification method for an electrolytic manganese hydrogen production-chlor-alkali chemical engineering coupling system. The method comprises the following steps: acquiring first real-time operation parameters such as current density and cell pressure of an electrolytic manganese hydrogen production unit, and second real-time operation parameters such as alkali liquor concentration and hydrogen purity of a chlor-alkali chemical unit; screening a matching operation section matched with the current hydrogen production fluctuation characteristic from the historical coupling operation data; analyzing the bath pressure change on the time sequence of the matched operation section to determine a coupling response action point, and calculating the coupling delay amount from the starting point to the action point; then comparing the current density before and after the coupling response action point with the change trend of the hydrogen purity data sequence, and determining a parameter matching degree; determining a coupling weight coefficient by combining the coupling delay amount, the parameter matching degree and the fluctuation characteristic difference; and inputting the generated dynamic efficiency coefficient and the first real-time operation parameter into a system verification controller, and outputting a system adjustment instruction, so that accurate planning verification of the coupling system can be realized.