457 results about "Mutual influence" patented technology

The invention relates to the technical field of laboratory environment control, and discloses an environment parameter control method and system for a complex laboratory, and the method comprises the steps: obtaining environment index data, and carrying out the time sequence processing, and obtaining a real-time change trend; according to the real-time change trend, predicting a future offset by using a prediction model, and performing data fusion when the offset exceeds a threshold value to obtain an accurate environment state estimated value; according to the accurate environmental state estimation value, quantifying the mutual influence among the environmental indexes to obtain the mutual influence relationship of the environmental indexes; determining an environment index priority sequence according to the mutual influence relationship; generating and executing a control instruction according to the priority sequence; and when continuous deviation exists, the prediction model and the mutual influence relation are updated through feedback circulation. According to the method, the dynamic mutual influence among the environmental indexes can be quantified, and accurate and stable cooperative control of multiple parameters in a complex dynamic environment is realized.

The invention provides an electric power micro sensor life prediction model construction method and system, and the method comprises the steps: determining a plurality of acceleration test stages and acceleration factor combinations corresponding to the acceleration test stages based on the obtained historical degradation state information of a sensor; and carrying out an acceleration test on the sensor based on the acceleration factor combination corresponding to the plurality of acceleration test stages to obtain an acceleration test data set, and training the life prediction model by taking the acceleration test data set as an input and taking the residual life of the sensor as an output to obtain a trained life prediction model. The complex working condition of the electric power microsensor in the actual working environment is simulated more truly in a multi-stage multi-acceleration-factor combination mode, interference and mutual influence between different failure mechanisms are avoided, and the accuracy and comprehensiveness of life evaluation are improved.

The present disclosure provides a garden blower, including a housing and a duct assembly, the duct assembly includes an outer duct, a motor fan blade assembly and a guide cone; the outer duct and the rear casing are arranged in such a way that there is an annular interval therebetween, and a plurality of first anti-vibration components are arranged between the outer duct and the holding casing; the first anti-vibration components are close to the motor fan blade assembly, and form a first anti-vibration plane perpendicular to the motor axis of the motor fan blade assembly. This technical solution can suppress the transmission of vibration generated by the rotation of the motor fan blade assembly to other components, especially the holding casing, and effectively avoids the mutual influence between the vibration of the motor fan blade assembly and the disturbance of the rear casing caused by the airflow.

The invention relates to an epitaxial wafer defect positioning method based on machine vision, and relates to the field of defect localization, dislocation and crack scale parameters are predicted by collecting a control parameter sequence in the epitaxial wafer growth process, then the number of microscopic image collection areas is configured, a recognition area is selected on an epitaxial wafer, and microscopic images are collected; dislocation and crack identification is carried out by utilizing machine vision, the propagation direction of the dislocation is predicted when the dislocation is identified, meanwhile, the crack influence coefficient when the dislocation and the crack coexist is processed to correct the number of crack areas, and finally, identification and correction are continued according to the dislocation propagation direction. The technical problem that the defect detection efficiency and accuracy are insufficient due to the fact that control parameters, defect propagation rules and mutual influences in the epitaxial wafer growth process are difficult to comprehensively consider is solved, accurate positioning of epitaxial wafer defects is achieved, and the defect detection accuracy is improved. And the efficiency and the accuracy of epitaxial wafer defect detection are obviously improved.

The invention belongs to the technical field of motors, and particularly relates to a motor which comprises a coil in a connecting layer, the coil is provided with at least two turns of conductors connected in series, each turn of conductor is provided with a first main body section and a connecting section connected in series, the first main body sections are parallel to the axial direction of the motor, and the connecting layer is provided with two adjacent first main body sections. The connecting sections, connected at the same end of the motor, of every two adjacent first main body sections are located in different connecting layers. The connecting sections, connected at the same end of the motor, of the first main body sections of the flexible circuit piece are arranged in different connecting layers, so that the mutual influence between the connecting sections connected with the adjacent first main body sections in the same layer is reduced, the width of the connecting sections can be increased, and the resistance of the connecting sections is reduced; conductor heating of the connection section of the flexible circuit member is reduced, and the service life of the motor is prolonged.

The invention provides a high-reliability lamp mutual positioning method, system and device and a medium. The method comprises the following steps: determining a mutual influence relationship between lamps through reference parameters of the lamps with a visible light communication function in a target shopping mall during installation and working state parameters of visible light signals of the lamps; determining an interference feature vector of each lamp in the positioning process according to the mutual influence relationship, the multipath effect of the visible light signal and the interference superposition feature; determining a positioning constraint condition of each lamp, and determining a cooperative positioning parameter of each lamp through all the positioning constraint conditions and all the interference feature vectors; and determining relative positioning information of each lamp in the target shopping mall according to the anti-interference configuration parameter of the visible light signal of each lamp in the positioning process and all the cooperative positioning parameters. By adopting the scheme of the invention, the influence of the multipath effect and signal attenuation between the lamps on mutual positioning of the lamps can be reduced, so that high-reliability mutual positioning of the lamps is realized.

The invention discloses an equipment health management method and device. The method comprises the following steps: acquiring multi-dimensional state data of target equipment in a target period, and preprocessing the multi-dimensional state data into a target state matrix; utilizing a multi-head self-attention module contained in the health state evaluation model to respectively carry out longitudinal and transverse analysis to obtain first state embedding reflecting a time change relation and second state embedding reflecting mutual influence between dimensions; integrating the two embedding and historical period embedding through an embedding processing module, and determining target state embedding; and finally, the health level of the target equipment is evaluated through a health analysis module, and when the level is too low, the fault risk source is embedded and identified based on the second state. The technical problems of poor accuracy and low interpretability caused by the fact that a traditional base station equipment health assessment scheme does not consider the full life cycle state of the equipment are solved.

The utility model relates to the technical field of presswork laminating, and particularly discloses a presswork laminating tension self-adaptive adjusting device which is characterized in that a position detection mechanism monitors position deviation of a presswork on the outer layer of an unwinding roller in real time, and a first position adjusting mechanism synchronously adjusts the position of the shaft end of the unwinding roller to correct path deviation; meanwhile, the tension detection mechanism dynamically detects the tension of the printed matter and keeps the tension constant through the second position adjusting mechanism. According to the design, linkage control of unwinding position compensation and tension adjustment is achieved, the problem that unwinding deviation and tension fluctuation influence each other in the prior art is solved, and the tension stability and the adjustment response speed in the film covering process are remarkably improved.

The invention belongs to the technical field of mechanical design, and particularly relates to a method and device for optimizing structural parameters of a sliding shoe bearing oil cavity of a mill. The method comprises the steps that firstly, the influence degree of each to-be-optimized oil cavity structure parameter of the mill sliding shoe bearing on the oil film bearing characteristic is analyzed, and all the oil cavity structure parameters are divided into two types according to the influence degree, namely driving change parameters and driven change parameters; then establishing a regression model between the oil film bearing characteristic parameters and the active change parameters and a regression model between the driven change parameters and the active change parameters; and finally, solving to obtain optimal oil cavity structure parameters by combining all the established regression models with the goal that the oil film bearing characteristic parameters meet the requirements. The regression model established by the invention can reflect the mutual influence relationship among the oil cavity structure parameters, and the influence relationship is considered to optimize the oil cavity structure parameters, so that the optimization performance of the oil cavity structure parameters is improved.

The application provides a method and device for calculating orthotropic anisotropy parameters, electronic equipment and a medium. The method for calculating orthotropic anisotropy parameters comprises the following steps: extracting residual moveout of an azimuthal gather; using the residual moveout to invert anisotropy parameters of an HTI medium; performing moveout correction on the azimuthal gather; and using amplitude inversion to invert anisotropy parameters of a VTI medium. The application considers the HTI medium and the VTI medium respectively from the azimuthal prestack gather, and inverts them respectively, thereby solving the problem of mutual interference and mutual influence in conventional one-time inversion, and further solving the problem of inaccurate inversion results, and opening up another road for stable, fast and high signal-to-noise ratio development of two-group fracture anisotropy prediction technology.

The invention discloses a polyvinyl chloride coiled material floor waste inspection and preservation device, and relates to the technical field of fixed waste treatment, the polyvinyl chloride coiled material floor waste inspection and preservation device comprises a preservation box and a box cover arranged at an opening of the preservation box, a rotating disc is fixedly installed at the output end of a motor, and a plurality of round holes are formed in the surface of the rotating disc; a plurality of placing cylinders are fixedly mounted at the positions, located at the round holes, of the top of the rotating disc, sealing assemblies used for containing detection samples are placed in the placing cylinders, and jacking mechanisms used for jacking the sealing assemblies are arranged at the bottoms of the placing cylinders. According to the present invention, the mutual influence between the detection samples can be avoided so as to improve the detection accuracy in the later stage, and the first sealing is performed on the detection sample through the sealing assembly, and the second sealing is performed on the detection sample through the storage box so as to further enhance the sealing environment of the detection sample, such that the detection accuracy in the later stage can be further improved.

The application discloses an experimental device and method for water erosion of multi-flow-channel blades of last two stages of a steam turbine under different loads, and the experimental device comprises a steam generator, a ball valve a, a pressure reducing valve, a vortex flowmeter, a nozzle, a penultimate stage static blade, a penultimate stage dynamic blade, a last stage static blade, a last stage dynamic blade, a cylinder, a fixed shaft, an exhaust port, a vacuum valve, a gas suction pump, a high-speed camera, a computer, an air compressor, a particle generator and a ball valve b. The method can be used for exploring water erosion damage of last two stages of blades of a thermal power steam turbine under different working conditions, different pressures in the cylinder are changed through the gas suction pump and computer end control, pressure values in the last two stages under different working conditions are achieved, the nozzle is arranged along the height of the blade, the flow state of steam in the blade passage of the last two stages can be better simulated, the last two stages of blades are fixed on corresponding discs respectively, the mutual influence between the blades is considered, and the flow state of steam in the last two stages of the low-pressure cylinder of the steam turbine can be truly reflected.

The invention discloses a high-precision synchronous detection system and method for mutual influence of current loops of an independent multi-loop electric energy meter. According to the invention, the high-precision current transformer is adopted, a connection framework of primary side series connection, secondary side positive end parallel connection and negative end independence is innovatively designed, and a double-magnetic-ring compensation technology is matched, so that high-precision detection of synchronous same current and synchronous different current of each current loop of the independent multi-loop electric energy meter is realized; the detection cost is remarkably reduced by more than 50%, meanwhile, the precision requirement of 0.05% can be met, and the technical problem that synchronous detection of multiple loops and high-precision verification of the fixed proportion relation of the multiple loops cannot be achieved through a traditional method is effectively solved.

The invention belongs to the technical field of infusion bag sorting, and particularly relates to an infusion bag production sorting device which comprises a chain scraper conveyor, and a plurality of conveying plates are arranged in the middle of the chain scraper conveyor; the top of the conveying plate is fixedly connected with a pair of limiting plates; the middle part of the limiting plate is slidably connected with a placing plate; by adding a pair of limiting plates, the infusion bag can be limited when the infusion bag moves on the conveying plate, the infusion bag is isolated from the nearby infusion bag, therefore, when the infusion bag is detected, mutual influence is reduced, meanwhile, when the sorting disc descends, a placing plate and a discharging plate can be used for placing the infusion bag on the conveying plate, and the sorting disc can be used for sorting the infusion bag. And an ejector rod is driven to make contact with a discharging plate so that the ejector rod can jack up infusion bags on a containing plate, the infusion bags can gradually move to the top from the bottom of a limiting plate, contact between the infusion bags and a sorting disc is accelerated, and therefore the descending height of the sorting disc is reduced, mutual contact between the sorting disc and the limiting plate is reduced, and the sorting efficiency is improved. And when the liquid-free infusion bag is extracted, the contact impact of excessive descending and the limiting plate is reduced.

The invention discloses a combined yarn carrier and a yarn guiding method.The combined yarn carrier comprises a yarn storage carrier and a tension yarn carrier, and the yarn storage carrier is used for storing yarn and moves along a first guide groove according to a preset track in the knitting process; the tension yarn carrier is used for adjusting and controlling the tension of the yarn and moves along the second guide groove according to a preset track; wherein the yarn storage and carrying device and the tension yarn carrying device are two mutually independent separated parts, are connected through yarns, and are combined for use to guide the yarns to a knitting area to participate in a knitting process. The yarn storage function and the tension control function are separated through the combination mode, mutual influence and space limitation of the integration mode are avoided, the separated yarn guide path is adopted, the yarn storage function and the yarn release function and the tension control function are isolated, and the tension control difficulty is reduced.

The invention belongs to the technical field of water turbine runners, and particularly relates to a bucket root configuration design method based on a negative Gaussian curved surface. According to the technical scheme, the bucket root configuration design method based on the negative Gaussian curved surface comprises the following steps that S1, a hydraulic design model is obtained and preliminarily analyzed; s2, rounding the part outside the high-stress area of the root in the step S1; s3, constructing a negative Gaussian curved surface of an unprocessed part in the step S2; s4, completing the structure and performing simulation calculation; and S5, according to the calculation result of the step S4, adjusting the parameters in the steps S2 and S3 until the parameters meet the requirements. According to the bucket root configuration design method based on the negative Gaussian curved surface, the root stress is reduced by constructing the negative Gaussian curved surface, the method does not depend on experience of users any more, meanwhile, mutual influence of parameters in different steps is reduced as much as possible, and the number of attempts of the users is reduced.

The invention provides a method and a device for determining different nitride contents of refined wax oil. The method comprises the following steps: acquiring operation parameters used in the process of generating the refined wax oil, respective contents of easily desulfurized wax oil and difficultly desulfurized wax oil in the raw material wax oil, and respective contents of basic nitrogen and non-basic nitrogen; inputting the operation parameters and the easily desulfurized and difficultly desulfurized contents into a pre-established nitride removal expression to obtain respective removal amounts of basic nitrogen and non-basic nitrogen; and obtaining the respective contents of basic nitrogen and non-basic nitrogen in the refined wax oil according to the respective contents of basic nitrogen and non-basic nitrogen in the raw material wax oil and the respective removal amounts of basic nitrogen and non-basic nitrogen. According to the method, the reaction kinetic model of the mutual influence mechanism of the sulfur and nitrogen compounds in various forms is constructed from the mechanism, the influence of different sulfides and various operation conditions on different nitrides is considered, and the defects of an existing denitrification lumped kinetic model are overcome.

The utility model discloses a police handling bag, which belongs to the field of police equipment and comprises a main body and a flip cover, adjacent side walls of the main body and the flip cover are connected in a turnover manner, a partition plate is arranged in the main body and is a vertical partition plate perpendicular to a bottom plate of the main body, and the inside of the main body is divided into a first accommodating cavity and a second accommodating cavity which are arranged along the length direction; a first partition plate covers the first containing cavity, and one side edge of the first partition plate is connected with the inner wall of the first containing cavity in an overturning mode. Adjustable strap assemblies are symmetrically arranged on the two sides of the bottom of the body, and the body is further provided with two handles. A handle is arranged in the middle of the outer side wall of the turning cover. The main body is divided into the first containing cavity and the second containing cavity through the vertical partition plate, equipment with different functions can be conveniently and rapidly taken, an overturning connecting structure of the first partition plate can cover an opening of the first containing cavity, and mutual influence between contents is avoided; the adjustable strap assembly is arranged at the bottom, the handles on the two sides and the turning cover lifting handle are arranged, and multi-scene carrying modes such as hand holding and lifting are provided.

The utility model relates to the technical field of special-shaped part shape correction, and one embodiment of the utility model provides a casting integrated shape correction device which comprises a frame body with a bearing platform. The lower shape correcting mold is composed of a bearing piece, and the bearing piece is arranged on the main body. The bearing piece is used for positioning the part. In addition, a plurality of sliding shape correcting pieces are arranged, and when the sliding shape correcting pieces get close to one another, the sliding shape correcting pieces can be tightly attached to the side face of the part. The sliding shape correction pieces are close to the part from the side face and attached to the side face of the part through the shape the same as that of a standard part, and the sliding shape correction pieces extrude the side face of the part mutually to achieve the purpose of part shape correction. The upper correcting mold comprises a lifting piece which is arranged on the frame body in a lifting mode. The downward-pressing shape correction piece is arranged on the lifting piece, and the space between the side wall of the downward-pressing shape correction piece and the sliding shape correction piece is used for shape correction of the circular side wall of the part. By means of the technical scheme, the technical problem that in the prior art, multiple shaping procedures influence one another is solved.

The application discloses a clothes processing device and a combined clothes processing equipment. The clothes processing device is sequentially and spacedly provided with a first side beam, a first middle beam, a second middle beam and a second side beam. In the width direction of the cabinet, the first side beam and the first middle beam are respectively located on opposite sides of the axis of the first outer cylinder, and the second middle beam and the second side beam are respectively located on opposite sides of the axis of the second outer cylinder. The first side beam and the first middle beam are connected with the first outer cylinder through first and second hanger spring assemblies respectively, and the second middle beam and the second side beam are connected with the second outer cylinder through third and fourth hanger spring assemblies respectively. The first side beam and the first middle beam of the clothes processing device are of the same structure, and the second middle beam and the second side beam are of the same structure, so that the mutual influence between different cylinders can be reduced, the service life of the clothes processing device is prolonged, and the manufacturing cost of the clothes processing device is reduced. The combined clothes processing equipment comprises the clothes processing device.

The utility model discloses a heat treatment hanging device for long plate type metal workpieces, which comprises a base, three support rods, a connecting ring and a hanging ring, one ends of the three support rods are uniformly distributed on the base, the other ends of the three support rods are uniformly distributed on the outer wall of the connecting ring, the hanging ring is fixed in the middle of the upper end of the connecting ring, and the workpieces penetrate through the connecting ring and are fixed on the base. The inner diameter of the connecting ring is larger than the outer diameter of the workpiece; the utility model has the advantages that the workpiece can be vertically mounted and hung in the heat treatment process, the deformation of the workpiece is reduced to the greatest extent, the heat treatment qualification rate of the workpiece is improved, and the increase of additional working procedures and production cost caused by correction and machining can be reduced; mutual influence of workpieces in the heating and cooling processes can be effectively reduced, the structure is simple and convenient, deformation of the workpieces can be controlled to the maximum degree, the operation difficulty of operators can be effectively reduced, and the working efficiency is improved.

The invention relates to the technical field of geotechnical tests, and discloses a high-pressure consolidation leaching test device which is characterized in that a pressurization mechanism is arranged on a split soil sample cylinder assembly, an assembling mechanism is arranged on a water supply tank, pressurization mechanisms are arranged on a lower fixing plate and a middle fixing plate, a sliding table control screw is movably connected into an upper sliding table screw limiting stopper, and a lower sliding table screw limiting stopper is movably connected with a lower sliding table control screw; the surface of the sliding table control screw is in threaded connection with a sliding table, and the bottom of the U-shaped plate is fixedly connected with a weight. According to the high-pressure consolidation leaching test device, the lever principle is utilized, the pressure applied to a soil sample is adjusted according to the placement position and weight of the weight, the permeability coefficient of a soil body under different confining pressure conditions can be measured, and the mutual influence relation between seepage and consolidation when the soil body contains soluble minerals is measured. The lower pressurizing connecting piece is in bolted connection with the pressurizing screw rod, so that when the pressurizing screw rod transmits pressure, deviation or shaking caused by uneven stress can be avoided, the pressure is uniformly applied to a soil sample in the split soil sample cylinder assembly, and a test result is more accurate and repeatable.

The invention belongs to the technical field of deep mineral resource development, and provides a rock mass catastrophe sound wave detection sensing method and system for deep solid resource mining, an observation system is arranged, a controllable seismic source is arranged in the middle of the observation system and used for exciting seismic waves, a sensor is arranged on a mining equipment tool bit and used for detecting a passive source, and a rock mass catastrophe sound wave detection sensing system is arranged in the middle of the observation system. The positions of the vibroseis and the sensor are adjustable, and a certain depth adjusting range is achieved; active detection is carried out on the underground medium by using the vibroseis; then carrying out passive source detection; the signals are processed by adopting a mutual drying method, the mutual influence among the sensors of the observation system is removed, and the data are enhanced by adopting a wave field superposition technology according to the signals processed by adopting the mutual drying method; and performing inversion processing on the enhanced signal data by adopting a reverse time migration imaging technology, and reconstructing an underground rock mass structure. The problem that rock catastrophe information cannot be obtained in time in a traditional method is solved.

The utility model discloses a shielding device, and relates to the technical field of electromagnetic shielding, the shielding device is used for electronic components, the shielding device comprises a first bearing main body and a second bearing main body, and the first bearing main body is provided with an accommodating space used for bearing a plurality of electronic components. According to the technical scheme provided by the utility model, the electronic component can be placed in the first bearing main body by adopting the arrangement of the first bearing main body, the protective layer is arranged on the peripheral wall of the first bearing main body, so that the purpose of isolating external radiation interference is achieved, and the second bearing main body is arranged, so that the electronic component can be placed in the second bearing main body. The second bearing main body is arranged in the first bearing main body, at least one electronic component is placed in the second bearing main body, and the purpose of separating the electronic component in the second bearing main body from the electronic component in the first bearing main body is achieved. Therefore, the mutual influence among the electronic components is avoided.

The utility model provides a multiband laser chip integrated laser, which comprises a packaging shell, the packaging shell comprises a packaging base and a packaging cap, the packaging base is provided with a plurality of laser chips, the packaging shell is provided with a laser beam processing assembly, and the packaging cap is provided with a plurality of laser chips. Output light beams with different wavelengths emitted by the plurality of laser chips are output outwards after passing through the laser beam processing assembly; the packaging base is further provided with a temperature sensor, a heat sink and a temperature control module, the heat sink is arranged between the temperature control module and the laser chip, and one laser chip correspondingly adopts one temperature sensor, one heat sink and one temperature control module. In the packaging shell of the utility model, each laser chip is correspondingly provided with one temperature sensor, one heat sink and one temperature control module, thereby preventing mutual influence when the temperature control modules carry out temperature regulation and control on the laser chips.

The invention relates to the field of semiconductor power devices, and discloses an elastic assembly for modulating high-frequency oscillation characteristics, the elastic assembly comprises a short circuit board, a disc spring group, a transmitting polar plate and a sleeve, the surface of the transmitting polar plate is provided with a round hole, the round hole is used for installing the disc spring group, the disc spring group is installed between the short circuit board and the transmitting polar plate, and the sleeve is sleeved on the short circuit board. The sleeve is arranged at one end of the connecting position of the disc spring sets and the short-circuit board in a sleeving mode, the multiple disc spring sets are in short circuit through the short-circuit board, the chip path is optimized, the parasitic path is remarkably shortened, the parasitic inductance is reduced, and therefore high-frequency oscillation is effectively restrained. The clamping grooves and the disc spring sets are consistent in number and are designed in a staggered mode, the assembling accuracy and efficiency are improved, the space is reasonably utilized, and the stability of the disc spring sets is guaranteed. In addition, contact between the flow deflectors is avoided through staggered installation, and mutual influence is reduced.

The utility model provides an injection mechanism and an injection molding machine, and belongs to the technical field of injection molding. The injection mechanism comprises a glue injection head plate, a glue melting barrel, a material pushing mechanism and an adjusting mechanism, the material pushing mechanism comprises a screw rod, the screw rod is movably connected in the glue melting barrel, the head of the screw rod is conical and located in a nozzle of the glue melting barrel, the adjusting mechanism drives the screw rod to move axially, and the adjusting mechanism is located in the nozzle of the glue melting barrel. A discharging opening is formed in the glue injection head plate and communicated with the glue melting barrel, and a spiral flow groove is formed in the inner wall of the glue injection head plate. The glue injection device has the following effects that the glue injection head plate and the glue melting barrel are isolated through the sleeve so as to block heat transfer on the glue melting barrel, the glue injection head plate is cooled through cooling liquid in the glue injection head plate, the mutual influence of cooling and glue melting is reduced, the screw rod is driven by the adjusting mechanism to move axially, and the glue injection effect is improved. The position of the conical head of the screw rod in the nozzle of the glue melting barrel is adjusted, so that the size of the nozzle is adjusted, and the injection molding effect is adjusted and improved.

The utility model relates to the technical field of the pot, specifically is a kind of pot for easy steaming, including pot, the inside of pot is equipped with placing mechanism, adjusting mechanism is installed on placing mechanism, adjusting mechanism includes shell, the bottom of placing mechanism is fixedly connected with shell, screw is threadedly connected on shell, placing mechanism is equipped with taking mechanism, taking mechanism includes hook plate, two groups of hook plates are oppositely equipped on placing mechanism, two groups of hook plate are fixedly connected with connecting plate, two groups of connecting plate are fixedly connected with fixed shell, adjusting mechanism with adjusting tableware placing height is provided, it is beneficial to adjust support height according to the quantity of cooking rice, avoid rice and steaming and cooking dish mutual influence, it is convenient for support to be taken out.

The application discloses a kind of accurate control methods of moisture and temperature of moisture regaining machine outlet, comprising:1, function relationship of hot air moisture content Wg in cylinder with tobacco flow, outlet moisture, ambient temperature and humidity data is established;2, the function relationship of hot air moisture content in moisture regaining cylinder with water addition, steam application amount is obtained by pipeline and wind volume calculation in moisture regaining cylinder;3, by coordinating control water addition and steam application amount, ensure that temperature and moisture two major index control stability.The application not only solves the problem of mutual restriction, mutual influence between temperature and moisture two sets of PID control system, but also effectively solves the problem of water stained tobacco due to system overshoot.

The utility model discloses a surfboard high-speed paddle structure, which belongs to the technical field of surfboard paddles, and comprises a shaft connecting sleeve, three groups of paddles are arranged on the outer side surface of the shaft connecting sleeve in an annular array manner, and drainage grooves are formed in the upper and lower sides of the connecting surfaces of the three groups of paddles and the shaft connecting sleeve; the front end of each drainage groove extends out of the front end of the corresponding paddle by one section, and the rear end of each drainage groove is flush with the rear end of the corresponding paddle. The drainage grooves can overflow a part of vortex rotating along with the blades, so that the resistance of the blades during rotation is reduced, the rotation speed of the blades is higher, the drainage grooves are arranged on the three groups of blades, the mutual influence among the blades is effectively reduced, the rotation of the blades can break through the original speed limitation, and the rotation speed of the blades is improved. And a faster speed is provided for the surfboard.