44results about How to "Improve transfer rate" patented technology

The invention discloses a fructus cannabis protein peptide and particle for inhibiting alpha-glucosidase as well as a preparation method and application of the fructus cannabis protein peptide and particle. The fructus cannabis protein peptide for inhibiting alpha-glucosidase comprises at least one of polypeptides of which the amino acid sequences are FY, SPVI, TGLGR and FR. The fructus cannabis protein peptide particles for assisting in reducing blood sugar comprise the following components: fructus cannabis protein peptide powder, a sugar-free auxiliary material, a flavoring agent and an adhesive, the mass ratio of the fructus cannabis protein peptide powder to the sugar-free auxiliary material is (1: 5)-(1: 9), and the addition amount of the flavoring agent is 0.2%-0.8% of the total mass of the fructus cannabis protein peptide powder and the sugar-free auxiliary material. The fructus cannabis protein peptide disclosed by the invention has a very high alpha-glucosidase inhibition rate; according to the particles prepared by screening proper auxiliary materials and proportioning, the stability of the fructus cannabis protein peptide in the storage process and the like can be ensured, and the fructus cannabis protein peptide is high in transfer rate, high in particle forming rate and yield and good in taking taste in the production process and has a good blood sugar reducing effect.

The invention relates to the technical field of brain-computer interfaces, in particular to a self-adaptive calibration method and system for a brain-computer interface earphone, and the method comprises the following steps: obtaining electroencephalogram data; based on the electroencephalogram data, constructing an initial model through federal learning; selecting a user specific sample by using an active learning strategy; performing dynamic parameter optimization on the initial model; based on the result of the dynamic parameter optimization, adaptive personalized calibration is executed; performing anomaly detection and correction on the result of the self-adaptive personalized calibration; performance evaluation is carried out on the result obtained after anomaly detection and correction, the evaluation result is fed back to the previous steps, and the steps form a closed-loop optimization process; through the combination of federal learning and active learning, the calibration time is shortened from 45 minutes of a traditional method to about 5 minutes, and the efficiency is improved by nearly 9 times; the accuracy rate of the method reaches 95.8% and is improved by 8.6% compared with that of a traditional method.

The invention discloses an FPGA prototype verification platform based on a vehicle gauge level millimeter wave radar SOC chip, and belongs to the technical field of chip verification. Comprising a data selection unit, a data generation unit, a data storage unit, a data transmission unit, a data processing unit, an analysis and verification unit and a result display unit. A signal selector is used for selecting different data, a dial switch is dialed to 0 to select data actually collected by a radio frequency front end and dialed to 1 to select test data in an HBM, and a verification platform is built by integrating a radio frequency front end analog chip, an ADC chip and an FPGA minimum system to verify the overall function of the millimeter wave radar SOC chip. The verification platform built by using a plurality of discrete devices can restore the function of a real millimeter wave radar SOC chip as much as possible, the risk of tape-out failure is greatly reduced, the HBM high-bandwidth memory integrated in the FPGA can replace plug-in DDR particles, and a higher transmission rate can be obtained, so that the development cost and power consumption of the verification platform can be reduced.

The invention discloses a selaginella tamariscina extract, a selaginella tamariscina clathrate compound, selaginella tamariscina formula granules and a preparation method thereof, and relates to the field of medicines. The invention provides a preparation method of a selaginella tamariscina extract, which comprises the following steps: adding 12-16 times of water into selaginella tamariscina, soaking, decocting and distilling for the first time, and collecting first volatile oil and dregs; adding 8-10 times of water into the medicine residues, performing secondary decoction and distillation, and collecting second volatile oil and decoction liquid; combining the first volatile oil and the second volatile oil. The preparation process can effectively extract the active ingredients in the selaginella tamariscina, the active ingredients are applied to preparation of the selaginella tamariscina formula granules, the content and transfer rate of volatile oil in the selaginella tamariscina formula granules and the extraction rate of amentoflavone can be remarkably increased, so that the clinical effectiveness of the selaginella tamariscina formula granules is improved, and the selaginella tamariscina formula granules have the advantages of being high in stability, simple to operate, green, environmentally friendly and the like; and a way is provided for large-batch production of the selaginella tamariscina formula granules.

The display manufacturing device includes a foreign matter removal device and an assembly device. The foreign matter removal device removes foreign matter from a plurality of semiconductor light emitting devices. The assembly device assembles the removed plurality of semiconductor light emitting devices onto a display substrate. Foreign matter includes magnetic foreign matter and non-magnetic foreign matter. The foreign matter removal device includes: a first module for filtering non-magnetic foreign matter from foreign matter in a plurality of semiconductor light emitting devices; and a second module for filtering magnetic foreign matter from foreign matter in a plurality of semiconductor light emitting devices.

The invention discloses a method for extracting high-purity quebracho alcohol from seabuckthorn leaves, comprising the following steps: (1) extraction: crushing and sieving dried seabuckthorn leaves, extracting with ethanol, collecting extract and filter residue, and concentrating the extract under reduced pressure to obtain sample 1; (2) water precipitation: adding purified water to sample 1, heating and dissolving, filtering, and collecting the filtrate; (3) decolorization: passing the filtrate through an ADS-17 anion exchange resin column, collecting the decolorized sample effluent and performing reduced pressure drying to obtain sample 2; (4) preliminary purification: dissolving sample 2 with ethanol, evaporating the solvent at low temperature, collecting the dry solid, and obtaining sample 3; (5) purification: dissolving and filtering sample 3, pouring it into a preparative liquid chromatograph for gradient elution, collecting the fraction flowing out in a specific time period and drying it, and obtaining quebracho alcohol crystals; the method of the invention is simple and easy to implement, and quebracho alcohol with a purity of ≥99.5% can be obtained by collecting the fraction in a specific time period with a preparative liquid chromatograph.

The invention relates to an aroma-carrying heating cigarette and a preparation method thereof, the aroma-carrying heating cigarette comprises a heating cigarette body and an O1 / W / O2 type aroma-carrying dual emulsion, and the O1 / W / O2 type aroma-carrying dual emulsion is loaded on a filter tip section and / or a cooling section of the heating cigarette body. According to the invention, the essence is loaded by adopting the O1 / W / O2 type fragrance-loading dual emulsion, and the obtained emulsion is relatively high in stability and has a slow-release effect; when the emulsion is loaded on the filter tip section and / or the cooling section of the heating cigarette body, the essence retention rate of the heating cigarette in the storage process and the essence transfer rate and release consistency in the smoking process can be effectively improved, and the smoking quality is improved.

This utility model belongs to the field of traditional Chinese medicine extraction and separation technology. It discloses an integrated system for the extraction and separation of heat-sensitive components from traditional Chinese medicine, including a stirred extraction tank, a cooler, a cyclone centrifuge, a stirring device, a power delivery pump, an ultrasonic generator, and an air-lift device. The stirred extraction tank includes a tank body with a discharge port at the bottom and a jacketed cylinder on the side wall. An annular cavity is left between the jacketed cylinder and the tank body, with an inlet and an outlet on the cavity. The tank body is vertically arranged with multiple support legs. A first and second inlet are also provided at the top of the tank body. A stirring device is installed at the top of the tank body. Multiple ultrasonic generators are annularly installed along the side wall of the tank body. The cooler is located on one side of the stirred extraction tank. This utility model integrates stirring and ultrasonic extraction, jacketed hot and cold circulation, and a rapid liquid-residue separation system, significantly improving the extraction efficiency of effective components from traditional Chinese medicine, shortening the extraction time, and effectively protecting the activity of heat-sensitive components.

The utility model relates to a high stability temperature compensation quartz crystal oscillator, including the crystal base and the lower ceramic base of upper and lower stacking, the crystal base lower part has an upper recess, and the compensation chip is installed in this upper recess, the lower ceramic base upper part has a lower recess, and the quartz chip is installed in this lower recess, and the upper recess and the lower recess butt joint and splice to form an inner chamber, and the quartz chip includes quartz wafer, the quartz wafer is composed of fixed section wafer and turning section wafer, and one end of the fixed section wafer is provided with the bending turning section wafer. The utility model can reduce the difference between the temperature perceived by the compensation chip and the environmental temperature of the quartz wafer, provide accurate temperature compensation frequency, achieve the high stability of the frequency when temperature transient, and the quartz wafer with corner structure is designed, and under the double action of the corner structure and the partition through -hole, the stability of the quartz wafer work can be effectively improved.

The invention discloses a uremia clearing liquid preparation and a preparation method thereof, and relates to the technical field of pharmaceutical preparations. The uremia clearing liquid preparation is prepared from the following raw materials: rheum officinale, astragalus membranaceus, white mulberry root-bark, radix sophorae flavescentis, codonopsis pilosula, bighead atractylodes rhizome, poria cocos, radix polygoni multiflori preparata, radix paeoniae alba, salvia miltiorrhiza, ligusticum wallichii, chrysanthemum, ginger processed pinellia, plantain herb, radix bupleuri, liquorice, a disodium hydrogen phosphate-citric acid buffer solution, beta-cyclodextrin, tween-80, xanthan gum, stevioside and water. By improving the preparation process and providing a new auxiliary material system, the stability of the oral liquid preparation is improved, the transfer rate of effective components is increased, the flavor is improved, and the palatability is improved.

The present invention discloses a method for detecting and locating pipe network leakage based on variational mode decomposition and neural network, which includes dividing the pipe network into regions, collecting and fusing multiple signals in each region, then reconstructing the signal and using continuous wavelet transform to obtain the time-frequency diagram of the pipe network signal, constructing a deep separable convolutional neural network model to detect the leakage of the pipe network, and finally using pressure wave and sound wave positioning methods to complete the leakage positioning. The present invention can effectively avoid the problems of mode aliasing and boundary effect caused by empirical mode decomposition and local mean decomposition, reduce the number of parameters and the number of operations of the neural network model, improve the accuracy of leakage point positioning and reduce the false alarm rate of detection.

The invention provides a high-transfer-rate heat transfer printing coating as well as a preparation method and application thereof, and belongs to the technical field of heat transfer printing coatings. The invention relates to a high-transfer-rate heat transfer printing coating which comprises the following components in percentage by weight: 5-40% of a heat transfer printing coating A, 0-30% of a heat transfer printing coating B, 0-40% of kaolin and the balance of water, totaling 100%. The heat transfer printing coating with the high transfer rate is low in viscosity, high in ink transfer rate and particularly suitable for being used for ultra-low basis weight transfer printing paper.

The invention discloses a preparation method of a traditional Chinese medicine composition for treating skin tinea, allergic dermatitis and acne, and relates to the field of pharmaceutical preparations, the extraction rate of gallic acid and ethyl gallate contained in total tannin in fructus chebulae flesh, fructus terminaliae billericae flesh and fructus chebulae immaturus is improved through an enzymolysis method, and the transfer rate of effective components of quercetin is improved through a boiling granulation technology; therefore, the effect of treating psoriasis of the composition is improved. By adopting a boiling granulation technology, the technical problems of long preparation period and high cost in the prior art are solved. The release speed of aloe in intestinal tracts is controlled by adopting a slow release technology, and the upper and lower limit content range of barbaloin is controlled to reduce the occurrence rate of adverse reactions of the composition. Meanwhile, butyl hydroxy anisd (BHA), butylated hydroxytoluene (BHT) and a citric acid system are adopted, so that the problems of PEO skeleton degradation, out-of-control drug release behavior and insufficient main drug stability of the barbaloin-PEO sustained release preparation are solved.

The invention belongs to the technical field of pharmacy, and particularly relates to rhubarb formula granules and a preparation method thereof.The preparation method comprises the following steps that rhubarb medicinal materials are soaked in normal-temperature water and cut into thick pieces, and rhubarb decoction pieces are prepared; adding water of which the mass is 6-10 times that of the yellow decoction pieces, carrying out warm soaking at 65-95 DEG C for 5-30 minutes, and filtering to obtain first filtrate and first filter residues; adding water which is 16-24 times of the mass of the yellow decoction pieces into the first filter residues, decocting, and filtering to obtain second filtrate and second filter residues; adding the second filter residue into water which is 6-14 times of the mass of the Huang decoction piece, decocting, and filtering to obtain a third filtrate and a third filter residue; combining the first filtrate, the second filtrate and the third filtrate, and concentrating under reduced pressure to obtain flow paste; and drying and crushing the fluid paste, adding or not adding auxiliary materials into the fluid paste, and granulating to obtain the rhubarb formula granules. The preparation method is simple in step, low in energy consumption and smooth in production process, and the rhubarb formula granules are good in quality, stable in yield and suitable for industrial large-scale production.

A device for adjusting the distance between a crushing roller and a cotton stripping roller, which mainly includes a cotton stripping roller, an eccentric sleeve and an upper crushing roller for transferring the cotton web on the cotton stripping roller, wherein the upper crushing roller is installed in the upper crushing roller bearing seat, the eccentric sleeve is installed in the bearing seats at both ends of the upper crushing roller, and the upper crushing roller bearing seat is installed on the frame in a swinging manner around a pin shaft, characterized in that the crushing roller bearing seat is installed on the frame in a swinging manner around a pin shaft through a pin shaft and an eccentric sleeve sleeved on the pin shaft for adjusting the distance between the upper crushing roller and the cotton stripping roller, and the eccentric sleeve forms a tight fit with the pin shaft through a nut and a locking nut. The structural feature is that the distance between the crushing roller and the cotton stripping roller can be adjusted by adjusting the eccentric sleeve, so that when the carding machine is spinning different raw materials and different raw sliver quantities, the crushing roller and the cotton stripping roller can be adjusted to a suitable distance, thereby improving the transfer rate of the crushing roller and avoiding the cotton stripping roller from returning and damaging the card clothing.

The present invention proposes a charging information transmission method for mobile new energy vehicles in the Internet of Vehicles environment. First, by using distributed mobile edge computing and available vehicle-mounted ad hoc networks, an efficient heterogeneous communication framework based on hybrid transmission mode is designed for large-scale charging information transmission between mobile new energy vehicles and charging stations; secondly, based on the constructed terminal intersection model and ant colony algorithm, an adaptive routing protocol suitable for the Internet of Vehicles environment is proposed to dynamically plan the optimal charging information transmission path; finally, by using the constructed waiting time model, a charging information forwarding mechanism based on the receiving end is proposed to select the best charging information forwarding vehicle. The present invention has been experimentally verified that the proposed charging information transmission method can effectively reduce wireless network resource overhead, alleviate network congestion, and improve the adaptability of charging data transmission.

The invention discloses a method for removing heavy metal residues in traditional Chinese medicinal materials and application of the method in preparation of fifteen-ingredient gentiana scabra bunge pills, and relates to the technical field of heavy metal removal in traditional Chinese medicinal materials. The method comprises the following steps: (1) adding carboxymethyl chitosan and microcrystalline cellulose into a traditional Chinese medicinal material extracting solution, adjusting the pH value to 6-8, and carrying out microwave treatment to obtain a treatment solution; and (2) adjusting the pH value of the treating fluid obtained in the step (1) to 4-6, and separating the filtrate. The method has an efficient removal effect on lead (Pb), cadmium (Cd), arsenic (As), mercury (Hg) and copper (Cu), the transfer rate of effective components is high, the method can be used for preparing the fifteen-ingredient gentian flower pills, and the use safety of Tibetan medicine is improved.

A precise target recognition method for short-window SSVEP signals is proposed. This method constructs a signal extension model (DP-MAFD-SEM) using SSVEP signals corresponding to one or more stimulus targets. The short SSVEP signal is extended using this model to increase its length. Then, a canonical correlation analysis (SE-CCA) method based on signal extension is used to identify and classify characteristic frequencies. Extending the short-window SSVEP signal length improves the reliability of covariance matrix estimation methods such as CCA, achieving higher recognition accuracy. This invention provides a novel perspective and approach to improving the recognition accuracy of specific frequencies in short SSVEP signals, achieving higher recognition accuracy with shorter signals. This is beneficial for further improving the information transmission rate of SSVEP-BCIs, promoting the development of high-speed SSVEP-BCIs, and facilitating their practical application.

The invention discloses a water-based roller coating heat transfer printing wood coating and a preparation method and application thereof. The water-based roller coating heat transfer printing wood coating is prepared from, by mass, 55%-75% of self-crosslinking water-based acrylic resin, 10%-20% of water-based modified resin, 5%-10% of water-based thickening resin, 0.2%-1% of a defoaming agent, 0.2%-1% of a substrate wetting agent, 0.5%-3% of a wetting dispersant, 3%-6% of a coalescing agent, 1%-5% of a scratch-resistant additive, 0.2%-1% of a flatting agent, 2%-10% of deionized water, 0.1%-0.5% of an anti-settling additive and 0-22% of other materials. The water-based roller-coating heat-transfer-printing wood coating disclosed by the invention has the properties of product hardness, roller-coating oiling quantity, roller-coating leveling property, heat-transfer-printing adhesive force, scratch resistance, roller-coating constructability and the like, the heat-transfer-printing adhesive force is less than grade 1, roller marks are light, a paint film is full, and the hand feeling is good.

The application discloses a method for in-situ reduction synthesis of a plasma heterojunction material and application of the plasma heterojunction material in piezoelectric-photocatalytic degradation of dye wastewater. 12 The heterojunction catalyst can realize high-efficiency catalytic conversion through electronic mechanical coupling and solar-induced photogenerated carriers. When the material is applied to MB dye degradation, high piezoelectric-photocatalytic activity is exhibited. Compared with a piezoelectric or photocatalytic method alone, piezoelectric-photocatalysis is a high-efficiency environmental purification technology. In addition, the metal titanium template is first recycled for synthesis of the Bi / BTO catalyst, which is beneficial to commercial-scale application and industrial production.

The invention discloses tobacco essence capable of increasing sweetness of cigarettes and a preparation method of the tobacco essence. The tobacco essence is prepared from the following raw materials in parts by weight: 7-20 parts of stewed radix puerariae extract, 1.5-5 parts of phyllanthus emblica extract, 1-4 parts of apple extract, 1-5 parts of fennel extract, 1-4 parts of dark plum extract, 1-8 parts of red date extract and 54-87.5 parts of solvent. The tobacco essence has the advantages that when the tobacco essence is applied to cigarettes, the effects of obviously improving sweet feeling, coordinating tobacco fragrance, reducing irritation, covering offensive odor, improving aftertaste and improving fragrance quality are achieved.

A dynamic vibration absorber for a rail and a preparation method thereof, the vibration absorber comprising dynamic vibration absorbers arranged on both sides of the rail, the dynamic vibration absorber comprising a first mass unit, a second mass unit and a third mass unit, the first mass unit and the second mass unit being located above the third mass unit, the first mass unit being located on a side away from the rail waist, the second mass unit being located on a side close to the rail waist, the third mass unit being located on a side close to the rail bottom, the first mass unit, the second mass unit and the third mass unit being vulcanized into one through a viscoelastic unit; therefore, the present invention optimizes the resonance frequency, improves the transfer rate of vibration energy from the rail to the dynamic vibration absorber, and enhances the energy dissipation capacity through the structural setting and parameter optimization design between each mass unit and the viscoelastic unit, and also has the advantages of simple preparation and installation process.

The present invention relates to the technical field of production process of traditional Chinese medicine composition, and discloses a stomach-relieving and analgesic composition capsule and a large-scale preparation method thereof, wherein the medicinal raw materials include 80-120 parts of coptis root, 50-70 parts of amomum villosum, 80-120 parts of bupleurum, 80-120 parts of dandelion, 80-120 parts of corydalis, 40-60 parts of evodia rutaecarpa, 80-120 parts of rhubarb, 80-120 parts of costusroot and 25-35 parts of clove. The present invention adopts acidic conditions percolation extraction, cyclodextrin inclusion of volatile oil, alkali precipitation and filtrate drying in sequence, and fills the capsules after mixing the inclusion compound and powder. In the whole process, no large-scale energy consumption is required, which reduces the production cost and greatly improves the production efficiency; it also solves the technical problems of low yield of berberine in the existing extraction of coptis root, and reducing the berberine content in the product and the utilization rate of coptis root due to the compatibility reaction of berberine with other components, effectively improving the content of berberine in the medicine, and improving the quality and efficacy of the medicine.

The invention discloses an extraction process of water-soluble cocoa pigment for textile dyeing, belongs to the field of extraction technology, and comprises seven steps of pretreatment, high-temperature baking, continuous countercurrent extraction, filtration and impurity removal, chemical modification treatment, nanofiltration desalination concentration, and spray drying. The process can extract water-soluble cocoa pigment from cocoa bean shells quickly, with low energy consumption, low cost and pollution-free. The obtained cocoa pigment has excellent color fastness and dyeing rate in textile dyeing application, and has stable performance.

Embodiments of this application provide a satellite communication method, an apparatus, and a system, to resolve a problem of low service availability in a process of forwarding a service data packet between satellites. The method includes: A microwave apparatus of a second satellite detects that a first feeder link between the microwave apparatus of the second satellite and a gateway station is normal. The microwave apparatus of the second satellite sends first indication information to a microwave apparatus of a first satellite through a transmission apparatus of the second satellite and a transmission apparatus of the first satellite, where the first indication information indicates that the first feeder link is normal. The microwave apparatus of the first satellite sends a first message to the transmission apparatus of the first satellite based on the first indication information. The transmission apparatus of the first satellite determines first path information based on the first message. The transmission apparatus of the first satellite initiates, based on the first path information, establishment of a service connection from the first satellite to the second satellite.

The invention discloses a building optical network system based on silicon photons and photoelectrons, and the system comprises a panel type optical terminal which is composed of a core layer, a transmission layer, an access layer, and a management layer. The core layer is used for generating, modulating, receiving and demodulating optical signals and introducing an intelligent silicon optical integrated device; the transmission layer constructs an optical fiber network in the building and covers a plurality of terminal devices; the access layer is used for connecting Ethernet terminal equipment to an optical fiber network through an optoelectronic interface; the management layer monitors and manages the building optical network system; panel type optical terminals are arranged inside or around a building, and high-speed and stable optical fiber communication and interconnection are achieved. The building optical network transmits data through optical fibers, can provide higher bandwidth and lower delay, and is suitable for mass data transmission, high-speed interconnection and multimedia application. According to the invention, the panel-type optical terminal can carry out optimized bandwidth resource allocation according to the use condition of the network, thereby improving the user experience.

The invention discloses a traditional Chinese medicine composition for treating rheumatic arthritis and a preparation method and application thereof.Acanthopanax senticosus and schisandra chinensis are compatible to form the traditional Chinese medicine composition, the Acanthopanax senticosus contains multiple active ingredients such as eleutheroside and the like, has a remarkable anti-inflammatory effect and can inhibit release of inflammatory mediators, and therefore the arthritis reaction is relieved; schisandra chinensis also contains anti-inflammatory components such as schisandrin, and the schisandra chinensis and schisandrin are combined for use, so that the anti-inflammatory effect is enhanced through a synergistic effect, infiltration of inflammatory cells in joint parts is reduced, and joint swelling and pain are relieved.

This invention discloses a dual-polarization angle-selective surface structure for reducing radar sidelobes, comprising an upper structure and a lower structure, with an air gap between them. Both the upper and lower structures include a plurality of frequency-selective surface units arranged in an array. Each frequency-selective surface unit includes a dielectric substrate. A first metal resonant unit structure is disposed on the upper surface of the dielectric substrate, and a second metal resonant unit structure is disposed on the lower surface of the dielectric substrate. The first and second metal resonant unit structures are connected through metal vias on the dielectric substrate. This structure can solve the problem that radar sidelobe blanking technology cannot simultaneously reduce radar sidelobes and avoid introducing redundant additional interference sources.

The invention belongs to the field of traditional Chinese medicine preparations, and particularly relates to a preparation method of a radix bupleuri-honeysuckle flower oral liquid which is prepared from radix bupleuri, honeysuckle flower, radix scutellariae, radix puerariae, herba schizonepetae, herba artemisiae annuae, fructus forsythiae, radix platycodonis, semen armeniacae amarae, herba menthae and herba houttuyniae. The semen armeniacae amarae is subjected to independent ultrasonic extraction, so that the extraction efficiency of the thermally unstable component semen armeniacae amarae is improved, and the effects of relieving cough and asthma, resisting inflammation and easing pain of the medicine are enhanced; and after hydroxypropyl beta-cyclodextrin is added into the extracted concentrated solution, alcohol precipitation is performed, so that the content of baicalin in the components is increased.

This invention belongs to the field of adsorption material technology, specifically relating to a hollow sodium alginate gel sphere and its preparation method and application. The method of this invention includes the following steps: (1) dissolving sodium alginate and foaming agent sodium bicarbonate in water and stirring until dissolved to obtain a sodium alginate-sodium bicarbonate mixed solution, wherein the concentration of sodium alginate is 1w%~2w% and the concentration of foaming agent sodium bicarbonate is 3w%~15w%; (2) adding the sodium alginate-sodium bicarbonate mixed solution dropwise to a calcium chloride solution to carry out a solidification reaction, forming solid sodium alginate gel particles; immersing the solid sodium alginate gel particles in an acidic solution to allow the foaming agent to react, thereby obtaining hollow sodium alginate gel spheres. The method of this invention is simple, low-cost, and pollution-free; the hollow gel spheres obtained have an ideal structure and, as a flavor carrier, have the advantages of large loading capacity, high flavor release efficiency, and high smoke transfer rate, showing good application prospects in improving the aroma quality of cigarettes.