225 results about "Moisture regain" patented technology

The invention discloses a high-moisture-absorption cool-sense chinlon 6 master batch and a fiber and a preparation method thereof, and belongs to the technical field of chemical fibers. The preparation method comprises the following steps: respectively crushing and grinding chinlon 6 powder, a moisture absorption modifier, cool powder, an antioxidant and a dispersing agent, mixing to prepare mixed powder, and carrying out quantitative feeding, melting and plasticizing, screw transmission and shearing, water-cooling pelletizing, vibration screening and forced air drying to prepare the high-moisture-absorption cool chinlon 6 master batch. The preparation method comprises the following steps: uniformly mixing dried high-moisture-absorption cool-sense chinlon 6 master batches and chinlon 6 slices, metering, mixing, extruding and melting, spraying out through a special-shaped hole spinneret plate to form tows, sucking monomers, bundling, oiling, stretching, sizing, and finally winding and spooling to obtain the high-moisture-absorption cool-sense chinlon 6 fiber. The preparation method disclosed by the invention is simple in process, the moisture regain of the prepared high-moisture-absorption cool-feeling chinlon 6 fiber can reach 5-8%, meanwhile, the high-moisture-absorption cool-feeling chinlon 6 fiber shows cool feeling and good air permeability and comfort, and a woven fabric is soft, skin-friendly and smooth in hand feeling.

The invention discloses an intelligent detection method and device for a cotton water miscellaneous micronaire value based on multi-source information fusion, and relates to the field of cotton quality detection.The method comprises the steps that the weight, the initial air pressure difference, the cotton sample image, the resistance value, the environment temperature and the environment humidity of a to-be-detected cotton sample are obtained; according to the initial air pressure difference and the weight, the compensated air pressure difference is determined through a weight compensation model; according to the cotton sample image, utilizing an image segmentation technology to extract the impurity area percentage and the impurity grain number of the cotton sample to be detected, and determining the impurity content of the cotton sample to be detected; according to the resistance value, the environment temperature and the environment humidity, utilizing a moisture regain prediction model to determine the moisture regain of the cotton sample to be detected; and determining the micronaire value of the cotton sample to be tested by using a Stacking ensemble learning model according to the compensated air pressure difference, impurity content and moisture regain. According to the method, the moisture regain, the impurity rate and the micronaire value of the cotton can be accurately detected in a non-standard detection environment.

The invention relates to a mildew-proof and odor-resistant textile material produced from conjugated fibers and a preparation method of the mildew-proof and odor-resistant textile material, and belongs to the technical field of textiles. According to the invention, the antibacterial color fixing agent is prepared, the antibacterial color fixing agent is used for carrying out ester exchange modification on PTT to obtain the modified PTT master batch, and then the master batch is used as an'island 'component to prepare the sea-island conjugated fiber, so that the technical defect that a functional auxiliary agent is dissolved in a solvent together with the'sea' component when the sea-island conjugated fiber is prepared is effectively overcome; the sea-island conjugated fiber textile material has good antibacterial performance, still has good retention rate after being washed with water, has good moisture regain and color fastness, is skin-friendly and breathable, and effectively improves the wearing comfort of the PTT-based textile material.

The invention relates to the technical field of seed cotton cleaning machines, and discloses an adjustable seed cotton cleaning machine based on different moisture regain rates and a machine parameter adjusting method thereof.The method comprises the following steps that S1, a seed cotton moisture regain rate online detection device installed at a seed cotton feeding opening is used for collecting moisture regain rate data of to-be-processed seed cotton in real time; the data is transmitted to a control system upper computer through a communication protocol; s2, preprocessing the collected moisture regain data based on a sliding window filtering algorithm, removing abnormal values, calculating a dynamic mean value, and improving the stability and reliability of control input; and S3, fusing the moisture regain change trend, detecting the moisture regain of the seed cotton in real time, and automatically adjusting key machining parameters of the cleaning machine according to the moisture regain, so that the seed cotton cleaning effect can be remarkably improved. Meanwhile, in the cleaning process, the distance between the adjacent lattice bars, the rotating speed of the barbed nail roller and the inclination angle of the cleaning part are accurately adjusted according to different moisture regain, and the relation between the impurity cleaning efficiency and fiber damage is effectively balanced.

The invention relates to the technical field of fibers, and discloses an easily biodegradable polyester-nylon composite fiber and a preparation process thereof.The preparation method comprises the steps that 2-(2-acrylamido ethyl formate) benzoic acid is subjected to graft modification to obtain modified polylactic acid, and the modified polylactic acid, polyethylene glycol terephthalate PET and nylon 66 resin are subjected to blending melt spinning to obtain the polyester-nylon composite fiber. The modified polylactic acid improves the compatibility between the PET and the nylon 66 resin, so that the polyester-nylon composite fiber has higher mechanical properties, and the tensile strength and the elongation at break are obviously improved. The polylactic acid has better biodegradability, and the introduced ester group also has biodegradability, so that the biological decomposition rate of the fiber is improved. The modified polylactic acid contains a large amount of hydrophilic carboxyl and amido bonds, so that the moisture regain of the composite fiber is improved, and the modified polylactic acid can be better applied to hydrophilic moisture absorption fiber textiles.

The invention relates to the technical field of fabrics, and discloses an antibacterial fabric and a preparation method thereof.The preparation method comprises the steps that water, an organosilicon quaternary ammonium salt thymol finishing agent and a cotton / spandex blended fabric are added into a container, and then two-time dipping and two-time rolling, pre-drying and baking are conducted; the organic silicon quaternary ammonium salt thymol finishing agent contains phenolic hydroxyl groups, quaternary ammonium salt cations, ureido and other hydrophilic groups, so that the finished fabric shows good moisture regain and hydrophilic hygroscopicity, and the organic silicon quaternary ammonium salt thymol finishing agent contains a thymol natural antibacterial agent and organic silicon quaternary ammonium salt antibacterial groups, so that the antibacterial effect of the fabric is improved. The strong killing and inhibiting effects on bacteria and microorganisms are realized. The finishing agent is firmly attached to the surface of the fabric, so that the fabric is endowed with excellent antibacterial performance.

The present invention relates to the technical field of insulating paper processing, and specifically to a modified meta-aramid film and its preparation method, as well as insulating paper and its preparation method. The modified meta-aramid film preparation method comprises: uniformly mixing a meta-aramid polymer solution with a high-temperature resistant resin solution, and obtaining the modified meta-aramid film using a film material film-forming method; the high-temperature resistant resin solution comprises a base resin, a curing agent, a high-thermal-conductivity filler, a toughening agent, a accelerator, an initiator, a reactive diluent, and a solvent; the base resin has a glass transition temperature (Tg) of ≥220°C or a long-term temperature resistance of ≥200°C; and the high-thermal-conductivity filler is fluorinated graphene or amino-modified fluorinated graphene. The modified meta-aramid film is used in the processing of insulating paper. The insulating paper has high mechanical strength, excellent insulating properties, low water absorption or moisture regain, strong interlayer bonding, is not easily delaminated, has a uniform thickness, is not easily blistered, and has a simple and efficient preparation process.

The invention discloses a cotton bouquet fiber moisture regain detecting device and method, and relates to the technical field of cotton detection.The cotton bouquet fiber moisture regain detecting device comprises an image collecting module, a sliding table module, a sampling comb clamping module and a breaking strength measuring module, and the sampling comb clamping module and the breaking strength measuring module are installed on the sliding table module; the sampling comb clamp module is used for sampling cotton bundle fibers to be detected and can be driven by the sliding table module to move, the image collecting module is used for collecting image information of the cotton bundle fibers to be detected, and the sliding table module can drive the breaking strength measuring module to move according to the image information collected by the image collecting module. After the to-be-detected cotton bundle fiber is moved to the breaking strength measuring module, the breaking strength measuring module can clamp the second side of the to-be-detected cotton bundle fiber, and the to-be-detected cotton bundle fiber is measured by a resistance method. According to the invention, rapid detection of cotton fiber moisture regain can be realized, and detection precision and detection efficiency are improved.

The invention discloses a preparation method of antifouling, oil-repellent and moisture-permeable cotton fibers and a fabric using the same, and relates to the technical field of fiber surface functionalization treatment. The method comprises the five steps of enzyme dewaxing, weak acid neutralization, perfluorosilane vapor deposition, thermocuring and moisture regaining and humidifying. The method comprises the following steps: firstly, mildly removing waxiness on the surface of the cotton fiber under the buffering of glycine and the assistance of ultrasonic waves by adopting the synergistic effect of lipase and acid cutting enzyme, and controlling the waxiness loss rate to be 0.8-1.2 wt%; then neutralizing the surface of the fiber through a weak acid bath containing citric acid and a silane coupling agent, and controlling the moisture content in cooperation with hot air drying. Carrying out perfluorodecyl / perfluorooctylsilane vapor deposition on the humidified fibers at low pressure, and introducing a trace amount of water vapor to induce Si-O-Si network construction; and the compactness and durability of the coating are further improved through two-stage thermocuring. The obtained fiber has high oil and water repellency and excellent moisture permeability.

The invention discloses a CFD-DEM coupling and atomizing nozzle-based tobacco strip moisture regaining processing strength control method, which accurately controls a moisture regaining process through numerical simulation and process parameter optimization, and improves the product quality and the production efficiency. The method combines a bidirectional coupling theory of computational fluid dynamics (CFD) and a discrete element method (DEM) to simulate the movement, heat transfer and humidifying process of tobacco flakes in a moisture regaining cylinder, particularly, on the basis of a traditional CFD-DEM model, an atomizing nozzle model is innovatively introduced, a nozzle structure and an atomizing mechanism are optimized, uniform distribution of moisture is improved, and the moisture regaining effect is improved. The moisture content and temperature balance of the tobacco lamina are ensured, so that the moisture regaining effect is improved. Meanwhile, the invention provides a quantitative optimization method based on the processing strength (H), the relation between the processing strength and parameters such as temperature, moisture content and convective heat transfer coefficient is analyzed, the processing strength is kept in the optimal range by adjusting the parameters, and the stability of the moisture regaining process and the consistency of the quality of the tobacco lamina are ensured.

The present application relates to the field of material performance detection, and discloses a corrugated paper moisture resistance detection method and system, comprising: first, obtaining the storage environment of the corrugated paper sample and collecting environmental data, and then performing dynamic moisture absorption analysis and calculating the moisture penetration rate; then, combining the rate analysis structure with the moisture state, querying the moisture regain index, and then performing layered humidity detection to obtain interlayer moisture change data; then, calculating the moisture resistance residual strength based on the data, generating the moisture resistance efficiency index combined with temperature and humidity, and dividing the moisture regain risk level; finally, configuring multi-stage early warning indicators according to the level, positioning the edge moisture absorption area and calculating the diffusion gradient value, generating a humidity stability signal and sending it to the terminal, and formulating a moisture regain detection strategy according to the feedback. The present application can guarantee the accuracy of the corrugated paper moisture regain detection.

The utility model belongs to the technical field of cigar wrapper moisture regaining devices, and particularly relates to a cigar wrapper moisture regaining room which comprises a room body and a movable airing device, atomization equipment is erected on the top of the room body, a drainage groove is formed in the bottom edge in the room body, the movable airing device comprises a bottom plate and a hanging frame, and the bottom plate extends upwards to form a four-corner supporting frame. The lifting frame is of a multi-layer frame structure, each layer is provided with a partition plate, the lifting frame is limited in a space defined by the four-corner supporting frame and connected with the bottom plate through a sliding assembly assembled on the bottom partition plate, a vibration motor set matched with the sliding assembly is further installed below the bottom partition plate, and a plurality of vertical arms as high as the lifting frame are connected to the wide edge of one side of the lifting frame in the direction. The vertical arms are correspondingly provided with shaking devices connected with the upper-layer partition plates of all the layers of frames, and the shaking devices are used for hanging eggplant coats. According to the cigar wrapper moisture regaining room, the problems that moisture regaining processing needs to consume a large amount of time, operation is tedious, moisture regaining uniformity is poor, and leaves are prone to being damaged due to traditional moisture regaining processing are solved.

The invention discloses a superfine denier nylon cotton-feeling fabric and a preparation method thereof, and the preparation method sequentially comprises the following steps: yarn configuration and weaving: weaving is carried out by adopting warp yarns and weft yarns, the weft yarns are nylon air textured yarns (ATY), and the weft yarns are prepared by FDY filaments with the filament number of not more than 10D through air texturing processing; the dyed fabric is subjected to padding treatment, adopted finishing liquid contains waterborne polyurethane and a fluoride-free waterproof agent, baking shaping is conducted after padding, and the fabric is subjected to humidifying and moisture regaining treatment during fabric discharging. According to the superfine denier nylon cotton feeling fabric and the preparation method thereof, the touch feeling of the nylon fabric is improved through the specific yarn structure design and the synergistic after-finishing technology, so that the nylon fabric has the soft comfort close to that of a cotton fabric, and meanwhile, the characteristics of high wear resistance and high strength of nylon fibers and the effective fluoride-free waterproof performance are kept.

The present application relates to the technical field of cotton fiber detection. A kind of intelligent beam fiber strength tester, including cabinet, industrial computer, sliding table module is provided in cabinet, sectional material frame, air cylinder, beam fiber clamping mechanism, stepper motor, lever type pull rod, force sensor, displacement sensor, resistance detection plate, A / D acquisition conversion module;The application method of the tester, steps include: under normal environmental conditions, beam fiber clamping mechanism clamps fiber sample, obtains moisture regain R by resistance moisture regain conversion program conversion;Stepper motor drives lever type pull rod to stretch sample, data is made into the tensile curve F (e) of beam fiber sample-e by industrial computer, and machine learning model predicts the corrected breaking strength value and elongation rate.The present application is simple and reasonable in structure, can realize the quick and accurate measurement of cotton beam fiber breaking strength value and breaking elongation rate under different humidity conditions in normal environment, is high in informatization degree, economic and practical, and improves the accuracy of test result.

The application relates to the technical field of high polymer materials, and discloses a high-hygroscopic polyester composite material and a preparation method thereof. The polyester composite material prepared by the application is prepared by taking PTT polyester and hygroscopic modified polyester as main raw materials and adding a toughening agent, an antioxidant, an ultraviolet absorber and a lubricant, and the fiber yarn prepared by using the polyester composite material has high hygroscopicity while keeping the breaking strength and elongation at break. Therefore, the fabric prepared by taking the composite material as raw material has excellent moisture regain and hygroscopicity.

Disclosed are a composite elastic fiber and a preparation method therefor. The composite elastic fiber is a side-by-side hollow bicomponent composite elastic fiber, and comprises component A and component B, wherein the component A is nylon 6; the component B comprises a nylon 6 elastomer; the nylon 6 elastomer is a linear block copolymer composed of a polycaprolactam hard segment and a polyether or polyether amine soft segment; the mass fraction of the hard segment in the nylon 6 elastomer is 25-90%, and the mass fraction of the soft segment therein is 10-75%. The composite fiber of the present invention has a high three-dimensional self-crimping capability; moreover, the composite fiber has the characteristics of soft and elastic hand feel, high elongation and excellent resilience, and can be dyed with various types of dyes, resulting in bright colors and deep dyeability; the nylon 6 and the nylon 6 elastomer have a relatively high moisture regain; by using a hollow structure, the composite elastic fiber has superior loftiness, and significantly better breathability and moisture regain compared to other elastic fibers such as polyester T400, spandex, and textured nylon, and offers a softness that closely resembles cotton.

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 application discloses a cotton spinning process for producing worsted pure wool yarn, and relates to the technical field of cotton spinning processes, and comprises the following steps: step S1, wool raw material screening and top cutting technology; step S2, wool fiber health treatment; step S3, top preparation; step S4, spinning process optimization; and step S5, control of wool fiber moisture regain in the spinning process. The wool fiber selected for the wool raw material is one of merino wool, castile wool, toscana wool, florence wool and north Spain wool, and the top cutting is performed by a shearing assembly to cut the wool fiber into a length of 40-45 mm. The application is provided with a No. 1 motor, which is started to drive a dispersion rod to rotate, the wool raw material is loosened by the rotation of the dispersion rod, the loosened wool raw material falls onto the surface of a conveying belt for treatment, the wool raw material is more loosened, the entanglement between the wool fibers is reduced, and the function of reducing fiber damage to the maximum extent is realized.

The invention discloses an empty pulp fiber material weft knitting fabric as well as a preparation method and application thereof, and relates to the field of garment fabrics. The hollow pulp fiber material weft knitting fabric is provided with at least one weave structure, and the weave structure is selected from at least one of twill two-position clothes, wicker ribs and single-face jacquard. The fabric comprises a weft knitting structure formed by weaving blended yarns of empty pulp fibers and cotton. The hollow pulp fiber has a porous microstructure, the cross section of the hollow pulp fiber is hollow and porous, and micropores are distributed on the surface of the longitudinal section of the hollow pulp fiber. The hollow pulp fiber material weft knitting fabric has a unique porous structure, the cross section of the hollow pulp fiber material weft knitting fabric is in a hollow porous shape, and micro-pores are distributed in the longitudinal section of the hollow pulp fiber material weft knitting fabric, so that the hollow pulp fiber material weft knitting fabric is a physical basis for achieving functional advantages of high specific surface area, high moisture regain, hollow heat storage and the like of the fabric, and is fundamentally different from common polyester or special-shaped polyester; the source guarantee is provided for the cooperation of multiple functions such as moisture absorption and sweat releasing, heat preservation and heat insulation.

The application discloses a moisture regaining machine water adding amount control method, which comprises the following steps: dividing each batch of material into several equal parts with equal weight; storing the corresponding correction water adding amount and characteristic time of the processed equal part material in each batch in the form of a data group; setting several batches processed before the current batch to be processed as historical processing batches, and setting corresponding weights for each historical processing batch; calling each data group with the same characteristic time as the current batch to be processed as a target data group; and bringing the correction water adding amount in each target data group and the weight of each historical processing batch corresponding to each target data group into a weighted model to calculate the water adding amount of the current batch to be processed. The application can calculate the water adding amount of the tobacco material before the tobacco material enters the moisture regaining machine, and can improve the water adding amount accuracy of the tobacco material. The application further discloses a moisture regaining machine water adding amount control system.

The utility model discloses a tobacco bale moisture regaining shed which comprises a shed body, a frame body, a moisture regaining device and a pipe set. The greenhouse body is arranged in a sealed mode and used for preventing the influence of the external environment on the space in the greenhouse, and a frame body is arranged in the greenhouse body. The frame body comprises a plurality of frame layers which are uniformly arranged, each frame layer is hollowed out, cigarette packets are uniformly placed on each frame layer, and the cigarette packets are distributed on each frame layer in a single-layer manner; the moisture regaining device is connected with the pipe set, and the moisture regaining device is used for monitoring the environment humidity and temperature and can spray out hot steam to humidify tobacco leaves; the pipe group comprises a plurality of groups of humidifying pipes, the humidifying pipes are wound on each layer of frame body, and nozzles are arranged on the humidifying pipes and used for spraying wet and hot gas to the cigarette packet. The tobacco bale moisture regaining device has the advantages that each shelf layer is provided with the humidifying pipe, the humidifying pipes are arranged on the shelf layers according to the characteristics of hot steam, it is guaranteed that tobacco bale moisture regaining is even, and the moisture regaining process can be dynamically adjusted due to the fact that the humidity sensor and the temperature sensor are arranged.

The utility model relates to a high-voltage mutual inductor silica powder raw material conveying and drying device which comprises a drying mechanism and a conveying mechanism, the head end of the drying mechanism is provided with a feeding port, the conveying mechanism is arranged at the tail end of the drying mechanism, the drying mechanism comprises a tank body, a stirring paddle and a heating pipe, and the tank body is of a double-layer structure and comprises an inner container and a shell. The heating pipe is arranged between the inner container and the shell, the stirring paddles are spiral stirring paddles, the stirring paddles are hollow, a heating medium is introduced into the stirring paddles, two outlets are formed in a feed opening of the conveying mechanism, the tail ends of the outlets are connected with premixing tanks, and the tank body and the premixing tanks are connected with negative pressure devices. The drying mechanism adopts the heating pipe and the stirring paddle with the heating function for synchronous heating, the stirring paddle is heated and extends into the silica powder, heating is uniform, moisture regain is prevented, the two outlets of the conveying mechanism enable the silica powder, epoxy resin and a curing agent to be premixed respectively, the mixing time is prolonged, free gas is guaranteed to be fully discharged, and the drying efficiency is improved. And bubbles during pouring are avoided.

The invention discloses a temperature-variable-stress-resistant self-feedback yarn anti-corrosion drying method, and relates to the technical field of intelligent control and material protection of a yarn drying process in the textile industry, and the method comprises the following steps: S1, establishing a digital twinning stress prediction model and a dynamic anti-corrosion performance evaluation model of yarns; the digital twinning stress prediction model is used for predicting transient thermal stress distribution in the yarn according to the drying process parameters. According to the temperature change resistant stress self-feedback yarn anti-corrosion drying method, synchronous and coordinated regulation and control of internal thermal stress, the surface anti-corrosion state and the moisture regain of the yarn in the drying process are achieved; on the premise of stabilizing the vehicle speed, the yarn structure damage risk caused by temperature fluctuation can be actively inhibited, continuous and effective corrosion protection is provided for the yarn in the drying process through intelligent management of the slow-release anti-corrosion medium, and the physical integrity and durability of the yarn are overall improved.

The utility model discloses a composite paper film layer moisture regaining device which comprises machine bases and a water tank, the two machine bases are symmetrically installed, a water supplementing roller and a moisture regaining roller are rotatably installed between the two machine bases, the moisture regaining roller and the water supplementing roller are installed in an up-down layout mode, the water tank is installed below the water supplementing roller, and the water supplementing roller is partially immersed in the water tank. The moisture replenishing roller can effectively take up clear water in the water tank to enable the clear water to fall on the roller surface of the moisture regaining roller, the moisture regaining roller is in direct contact with the non-glue surface of the film layer, and the moisture regaining roller is in contact with the non-glue surface of the film layer along with transmission of the film layer. The composite paper moisture regaining device is provided with a moisture regaining control mechanism, moisture regaining water quantity can be effectively controlled, excessive water consumption is prevented, the problems of water loss and deformation of the film layer can be effectively solved after the composite paper moisture regaining device is adopted, and product quality of composite paper is well stabilized.

The invention discloses a cotton-feeling composite polyester yarn and a preparation method of a cotton-feeling polyester fabric. The preparation method of the cotton-feeling composite polyester yarn comprises the following steps: preparing a first polyethylene glycol terephthalate fiber with a special-shaped cross section and a moisture regain of 1.5-3%; preparing a second polybutylene terephthalate fiber with thermal shrinkage; the first fiber and the second fiber are mixed and then spun. The preparation method of the cotton-feeling polyester fabric comprises the following steps: weaving the cotton-feeling composite polyester yarn prepared by the method as a raw material to obtain gray fabric; and dyeing and finishing the gray fabric, which comprises at least one heat treatment step, so that the second fibers in the cotton-feeling composite polyester yarns are shrunk. Through combination of specific fibers and key heat treatment, the obtained yarn and fabric have excellent wearing comfort and anti-pilling performance.

The invention relates to a preparation method of a crystalline fiber blended yarn, comprising: weighing the following raw materials according to the mass percentage of the fibers at a standard moisture regain: 50% to 70% of crystalline fiber and 30% to 50% of acrylic fiber; then pre-treating the crystalline fiber to obtain raw material 1; mixing the raw material 1 with the acrylic fiber in a small sample blending manner to obtain a mixture, then sequentially grabbing the mixture through a disc grabber, opening it through a mixed cotton opener, and combing it into strips through a carding machine, thereby obtaining raw material 2; drawing the raw material 2 to obtain raw material 3; conducting a roving process on the raw material 3 to obtain raw material 4; conducting a spun yarn process on the raw material 4 to obtain raw material 5; conducting a bobbin process on the raw material 5 to obtain raw material 6; conducting a doubling and doubling process on the raw material 6 to obtain a crystalline fiber blended yarn, wherein the prepared crystalline fiber blended yarn can be dyed at room temperature in one go, does not require high temperature and high pressure conditions, reduces costs, reduces pollution, and has good hand feel and warmth retention.

A multi-stage drying integrated spray dryer relates to the technical field of material drying equipment and comprises a main body rack, and a feed atomization unit, a multi-stage drying unit, a gas-solid separation unit and a waste heat dissipation unit are arranged on the main body rack. The feeding atomization unit adopts a composite atomization mode to guarantee uniform particle sizes of materials, the multi-stage drying unit improves the drying effect through three-stage gradient drying, the gas-solid separation unit optimizes the structure to achieve efficient separation, and the waste heat dissipation unit rapidly cools and prevents moisture regain. The problems that existing equipment is uneven in atomization particle size, insufficient in drying, incomplete in gas-solid separation, prone to moisture regaining and deterioration and the like are solved, and the finished product quality and the production efficiency are improved.

The utility model belongs to gypsum moistureproof device technical field especially relates to a kind of building gypsum moistureproof storage device for use, including storage box, four equal internal cavity one, internal cavity two, internal cavity three and internal cavity four are set in storage box inside, the internal cavity one, internal cavity two, internal cavity three and internal cavity four inside are provided with condensation dehumidification component, the symmetrical storage box both sides are provided with air suction pump, air suction pump upper side is connected with gas pipe by adapter, gas pipe is through internal cavity one, internal cavity two, internal cavity three and internal cavity four to inner hole, the internal cavity one, internal cavity two, internal cavity three and internal cavity four are placed with containing box, gypsum is placed in containing box, the internal cavity one, internal cavity two, internal cavity three and internal cavity four are all provided with box door. The utility model can significantly reduce gypsum powder moisture regain and caking rate, keep material loose degree, ensure that construction performance is stable, while modular structure is convenient for maintenance and reduces consumable replacement frequency, especially suitable for long-term storage demand under high humidity environment.

This invention discloses an automatic prediction system for the outlet temperature of loose and rehydrated tobacco leaves, including a data acquisition module, a prediction model module, a temperature prediction module, and a temperature control and early warning module. Based on the material mass conservation equation and energy conservation equation for the loose and rehydrated leaf stage, this system establishes a material balance analysis model for predicting the moisture content of the outlet leaves and an energy balance analysis model for predicting the outlet leaf temperature, respectively. By collecting data in real time, the system predicts the outlet temperature and displays it through a dynamic curve, achieving automatic prediction and real-time verification of the outlet temperature. This improves the accuracy of the process outlet temperature and the response speed of automatic temperature control, fundamentally overcoming the problems of high labor intensity, low efficiency, and delayed feedback associated with traditional manual monitoring and verification of outlet temperatures.

The utility model discloses a moisture regaining machine for tea making, relates to the field of tea leaf moisture regaining treatment, and aims to solve the problems that tea leaves need to be continuously sprayed in the moisture regaining process of an existing moisture regaining machine, the tea leaves can be adhered to a supporting table when the moisture of the tea leaves is too much, and the moisture regaining is uneven. A rotating ring is rotationally connected to the protective shell, a placing frame is fixedly connected to the rotating ring, a plurality of through holes are formed in the placing frame, a moisture regaining assembly for helping tea leaves to regather moisture quickly is arranged on the protective shell, and a uniformizing mechanism for enabling the tea leaves to regather moisture more uniformly is arranged on the protective shell and the placing frame. According to the moisture regaining machine for tea making, when moisture regaining is carried out on tea leaves, the moisture regaining assembly and the uniformizing mechanism can be started to be matched with each other to carry out moisture regaining treatment, and it is avoided that during moisture regaining treatment, the tea leaves adhere to the containing frame, and therefore moisture regaining is not uniform.