61results about How to "Achieve the purpose of refinement" patented technology

The invention relates to a mobile type indoor disinfectant vapor disinfection system, which comprises a disinfectant vapor generation device, a wireless intelligent control system, a power-driven device, an environmental monitoring device, an air supply device, a mobile device and a disinfectant storage device. The disinfectant vapor generation device comprises a disinfectant vapor three-level refinement system, a filtering and catalyzing integrated system and a vapor generation control device; the air supply device supplies secondary power for scattering vapor in a space; and the wireless intelligent control system is communicated with the environmental monitoring device, the air supply device and the power-driven device so as to finish the operations of controlling the disinfectant vapor generation device, acquiring environmental parameters, and switching on/off the air supply device and the power-driven device in a disinfection target. The mobile type indoor disinfectant vapor disinfection system can intelligently, comprehensively and efficiently finish the disinfection operation of a closed space of large-sized equipment and is particularly suitable for the disinfection operation of a closed space with long and narrow passages, so that the mobile type indoor disinfectant vapor disinfection system has the advantages of strong maneuverability, high disinfection efficiency, no secondary pollution, and the like.

The invention discloses a method for refining a grain structure of a GH4169 alloy forging by adopting a two-stage stepped strain rate process. The method comprises the following steps: (1) pretreating a solid-solution-state alloy forging, wherein the forging is heated to 900-940 DEG C, and quenching is performed after 20-25 hours' heat preservation; (2) heating the pretreated forging to reach deformation temperature of 970-1,010 DCG C, performing heat preservation till the temperature of the heated forging becomes uniform, and then performing deformation treatment on a blank by adopting the two-stage stepped strain rate process, wherein the first-stage strain rate is 0.01-0.1 s<-1>, the deformation is 20-35%, the second-stage strain rate is 0.005-0.001 s<-1>, and the total deformation in the two stages is 50-70%; and (3) performing quenching. By adoption of the method disclosed by the invention, the purpose of refining the grain structure of a GH4169 alloy under the premise of relatively small deformation can be fulfilled, and a new technique is provided for improvement in the forging quality.

The invention discloses a method for increasing color value of capsicum haematochrome. The method is as below: first dissolving capsicum haematochrome with acetone; adding a sodium hydroxide aqueous solution for saponification; then removing the slag and concentrating; dissolving the capsicum haematochrome obtained from concentration with 6# solvent naphtha; washing the mixture with brine; and finally concentrating to obtain refined capsicum haematochrome. The method first utilizes saponification to remove residual grease in capsicum haematochrome, then employs brine washing to remove other impurities in the capsicum haematochrome, so as to refine the capsicum haematochrome and increase purity and color interval of the capsicum haematochrome. The method can thoroughly remove impurity components in the capsicum haematochrome, so as to obviously improve quality of the capsicum haematochrome. After long term dispose, the capsicum haematochrome does not occur micelle deposition; and capsicum haematochrome stored at low temperature still has good fluidity, and has color value increased by 2-3 times and color value yield higher than 95%.

The invention relates to an expression recognition model construction method and system, and relates to the field of data processing. The method comprises: S1, acquiring and preprocessing a source image to obtain a preprocessed image; S2, constructing a deep learning model according to the source image and the preprocessed image, and introducing transfer learning to carry out weight training on the deep learning model to obtain an image pre-training model; S3, obtaining a fine adjustment model according to the image pre-training model; and S4, performing fine adjustment model training on the preprocessed image by using the fine adjustment model to obtain an expression recognition model. According to the scheme, the technical problem of how to improve the accuracy of the expression recognition model is solved, and the method is suitable for expression recognition.

This invention relates to a method of fuulyrefined industrial salt. The procedures are that waste water with fluorine is prepared to solution of pH=6-8, then industrial salt is added into the solution to get turbid salt water, pure salt water is got after filtration. The industrial salt water made by this invention can be used as material of clay bittern method to produce cryolite technique, materials can be cyclic used and cost is reduced. The content of calcium ion and magnesium ion in the industrial salt can be reduced from 1-2% to 0.01% and the content of calcium ion and magnesium ion in saturated industrial salt water can be reduced from 3g/l to below 0.03g/l.

The invention relates to a welding device, in particular to an electromagnetic stirring welding device. The electromagnetic stirring submerged arc overlaying welding device comprises a submerged arc welding power supply, a wire feeding device and a contact tube, wherein a welding wire passes through the contact tube; and the electromagnetic stirring welding device also comprises a magnetic exciting coil sleeved on a conducting rod, an inverting square wave power supply supplying electric energy for the magnetic exciting coil and a magnetic-conducting device designed for enhancing a magnetic field. The device not only improves the comprehensive mechanical property of deposited metal, but also has the characteristics of small volume and convenient application.

The invention discloses an adsorbent, application of the adsorbent to refining of a dimethyl benzyl alcohol hydrogenolysis raw material co-produced by a co-oxidation method, and method for refining the dimethyl benzyl alcohol hydrogenolysis raw material co-produced by the co-oxidation method in virtue of the adsorbent. The adsorbent is carbon-based mesoporous silica-loaded nano-metal platinum and/or nickel oxide, so the adsorbent can be applied to a dimethyl benzyl alcohol stream produced by the PO/CHP co-oxidation method to reduce phenols, organochlorine and heavy components in the dimethyl benzyl alcohol stream and improve the quality of the dimethyl benzyl alcohol stream; and thus, the hydrogenolysis reaction effect of dimethyl benzyl alcohol is improved. The adsorbent provided by the invention has the characteristics of high reaction adsorption efficiency, simple operation, low energy consumption and the like, and can significantly improve the quality of the dimethyl benzyl alcoholhydrogenolysis raw material.

The present invention is a plant ultra-fine powder processing method, which includes: pre-crushing, infiltration, rubber matrix milling processing, homogenizing, spray drying, cooling, packaging. The whole process does not use any food additives. The plant ultra-fine powder prepared by the invention has uniform size, good flowability and hygiene.

The invention relates to an aqueous two-phase extraction and refinement method for persimmon lycopene, which is technically characterized in that persimmons are washed; after rotten fruits are removed, the persimmons are diced, carry out vacuum freeze drying, and are crushed, added with acetone, and then carry out solid-liquid extraction; after filtering, lycopene crude extract is obtained. The crude extract is taken, added with cellulose ether and glycerin aqueous two-phase system, evenly mixed and divided into an upper phase and a lower phase. The phase of cellulose ether which is rich in lycopene is taken out, added with water, acetic ester and inorganic salt for evenly mixing. The phase of acetic ester which is rich in lycopene is taken out for reduced pressure distillation and solution concentration, and then the concentrated solution carries out vacuum drying to obtain lycopene solid. The invention has the advantages that the method increases the extraction yield of persimmon lycopene, obtains high-quality lycopene solid, which is economical, nontoxic, simple in operation and easy for industrial production.

The invention provides a grain refining method for AZ31 magnesium alloy. In the method, an effective nucleation core is separated out in the solidification process of melt by regulating the mass ratio of magnesium (Mg) to ferrum (Fe) in the melting process, so that tiny and equiaxial AZ31 ingots are obtained. By the method, the effective nucleation core is formed in the subsequent process of the melt only by regulating and controlling the mass ratio of the Mg to the Fe, without greatly changing the preparation melting process of the AZ31 alloy, so that the grain refining aim is fulfilled; and a grain refiner does not need to be added, so that the method is low in cost, high in production efficiency and simple in operation and has no pollution.

The invention relates to the technical field of separation and purification of fine chemicals, and more concretely relates to a method for refining ranitidine base. By using a mixed solvent prepared from an intensive polar solvent and a weak polar solvent, the dissolvability of ranitidine base and impurities in the solvent is different, so that the ranitidine base and the impurities can be effectively separated during a crystallization process, and an obtained refined product is high in purity and stable in property. After analyzing the ranitidine base refined through the method provided by the invention through a liquid chromatograph, the purity of the ranitidine base is not less than 99.0 percent, the total impurity is not larger than 0.15 percent, and the single impurity is not larger than 0.05 percent. A ranitidine hydrochloride product obtained through salifying the ranitidine base prepared and purified through the method provided by the invention has the purity reaching and beingsuperior to the quality level of an original drug, so that the safety of the drug during a use process is further improved.

The invention relates to an engineering vehicle vibration signal frequency spectrum zooming method. The method includes following steps: collecting engineering vehicle vibration signals, amplifying the same, filtering the amplified vibration signals, performing integralization on data acquired by filtering, calculating data frequency after integralization to acquire effective peak frequency, calculating frequency difference value of effect peak value to judge whether frequency spectrum zooming is needed or not, and refining and repeating signals needing to be processed until all sensors are processed. By utilizing the method, the defect of poor engineering vehicle vibration control effect can be overcome, and vibration of an engineering vehicle is reduced.

The invention discloses traditional Chinese medicine decoction for treating depression and a preparation method of the traditional Chinese medicine decoction. The traditional Chinese medicine decoction comprises the following raw material medicines as effective components in parts by mass: 25-35 parts of poria cocos, 15-25 parts of polygala tenuifolia, 10-20 parts of cortex albiziae, 10-25 parts of tuber fleeceflower stems, 8-18 parts of husked sorghum, 12-23 parts of pearls, 11-21 parts of amber, 15-26 parts of benzoin, 6-19 parts of oyster, 5-18 parts of rhizoma corydalis, 5-15 parts of radix achyranthis bidentatae, 8-22 parts of Chinese yam, 8-23 parts of radix paeoniae alba, 10-24 parts of mulberry, 5-21 parts of paper mulberry fruit, 7-18 parts of deer-horn glue, 8-20 parts of radix pseudostellariae, 9-17 parts of black-bone chicken, 5-19 parts of rhizoma polygonati, 6-18 parts of eclipta prostrate and 7-16 parts of liquorice. By adopting the traditional Chinese medicine decoction, treatment on depression can be promoted, and the total effective rate of treatment can be greater than 98%.

The invention belongs to the field of graphene and in particular relates to a green preparation method of high-quality graphene. The preparation method comprises the following steps: step 1, adding graphene oxide into absolute ethyl alcohol and carrying out gradient ultrasonic reaction for 3 to 5h; cooling to obtain a graphene oxide alcohol solution; step 2, carrying out sealing microwave reactionon the graphene oxide alcohol solution for 3 to 4h; after cooling, obtaining a graphene oxide dispersion solution; step 3, adding glucose into de-ionized water and stirring and dissolving; slowly dropwise adding into the graphene oxide dispersion solution, and carrying out sealing heating and pressurizing reaction for 2 to 4h and carrying out sealing aeration reaction for 3 to 5h to obtain a graphene dispersion solution; step 4, carrying out water-bath ultrasonic treatment on the graphene dispersion solution for 10 to 15h; filtering, washing and drying to obtain the graphene. By adopting thegreen preparation method provided by the invention, the problems in the prior art that oxidization reduction reaction has more defects and low quality are solved; the refining effect of the graphene can be improved and the property of the graphene can be kept; the green preparation method is applicable to large-batch production of the high-quality graphene.

The invention provides a traditional Chinese medicine tablet for treating diabetes and a preparing method thereof and relates to the technical field of treatment of diabetes. The traditional Chinese medicine tablet mainly aims to solve the problem that it is difficult to restrain subsequent complications while the diabetes is treated. The effective ingredients of raw material medicine for making the tablet comprises, by mass, 20-35 parts of gallnut, 9-21 parts of mulberries, 14-28 parts of bitter gourd, 10-25 parts of guava, 6-18 parts of rhizome of rehmannia, 17-29 parts of glossy privet fruits, 8-26 parts of radix polygonati officinalis, 10-21 parts of radix asparagi, 7-22 parts of plaster stone, 12-27 parts of poria cocos, 10-24 parts of cortex lycii radicis, 15-35 parts of honeysuckle, 5-25 parts of pipewort, 10-30 parts of Chinese yam, 5-25 parts of citron peel, 8-26 parts of mangnolia officinalis, 17-31 parts of roots of common peony, 7-22 parts of herba lycopi, 10-25 parts of winged euonymus twigs and 12-27 parts of rhizoma sparganii. By means of the traditional Chinese medicine tablet, treatment of the diabetes can be promoted, and the total treatment effective rate reaches over 98%.

The invention discloses a filtering process and a filtering system for use in preparation of an injection liquid medicament. The filtering process comprises the following steps of: preparing an injection in a preparation container (1), circulating by using a liquid medicament pump (2), filtering through a group of polypropylene filter cores (3), and reflowing a filtered solution into the preparation container (1) through a small circulating pipeline (8); and filtering by connecting the same group of polypropylene filter cores (3) with two groups of polyether sulfone filter cores (4, 7), forming a discharge port on a large circulating pipeline (5) behind the two groups of polyether sulfone filter cores, connecting the discharge port with the preparation container (1), and supplying a liquid medicament through another large circulating pipeline to perform production and quality detection of an injection. Through large and small circulations, impurities, heat sources, pigments and the like in the liquid medicament are removed effectively, and the aim of refining the liquid medicament is fulfilled; the filtering loads of the polypropylene filter cores and the pressure difference between moments before and after steam sterilization are lowered; and the use of active carbon in the conventional process is reduced, the requirement of environmental protection is better met, the possibility of adsorption of major components by active carbon is avoided simultaneously, and the quality of the liquid medicament is ensured.

The invention relates to a traditional Chinese medicine oral liquid for treating epilepsy, and further relates to a preparation method for the traditional Chinese medicine oral liquid for treating epilepsy. According to the traditional Chinese medicine oral liquid for treating epilepsy, active pharmaceutical ingredients of the prepared oral liquid comprise the following effective constituents in parts by weight: 25-35 parts of uncaria rhynchophylla, 10-22 parts of benzoin, 11-25 parts of rhizoma acori graminei, 10-19 parts of calculus bovis, 13-23 parts of cicada ecdysis, 8-16 parts of paper mulberry fruit, 15-25 parts of jasmine flower, 16-29 parts of valeriana officinalis, 15-27 parts of codonopsis pilosula, 14-22 parts of camphor, 10-19 parts of antelope horn, 10-21 parts of spina date seed, 9-18 parts of milkwort, 12-21 parts of purple perilla, 11-19 parts of concha margaritiferallsta, 9-20 parts of white muscardin silkworm, 10-21 parts of deerhorn glue, 10-21 parts of liquid storax, 9-20 parts of pseudostellaria heterophylla and 10-21 parts of radix glycyrrhizae. The traditional Chinese medicine has an excellent curative effect.

The invention relates to a traditional Chinese medicine capsule treating rhinitis, and also relates to a preparation method for the traditional Chinese medicine capsule treating rhinitis. The traditional Chinese medicine capsule treating rhinitis comprises the following bulk-drug effective compositions in parts by mass: 26-35 parts of fructus xanthii, 11-20 parts of inula flower, 12-23 parts of radix sophorae flavescentis, 9-18 parts of semen vaccariae, 10-20 parts of herba houttuyniae, 7-18 parts of fructus viticis, 13-25 parts of radix astragali, 11-21 parts of Chinese waxgourd seed, 10-19 parts of radix platycodonis, 12-21 parts of spina gleditsiae, 10-19 parts of radix angelicae dahuricae, 10-19 parts of radix curcumae, 8-17 parts of rhizoma chuanxiong, 10-19 parts of radix puerariae, 9-18 parts of frankincense, 10-21 parts of patrinia scabiosaefolia, 9-17 parts of herba taraxaci, and 10-21 parts of radix glycyrrhizae. The traditional Chinese medicine capsule possesses good curative effect on rhinitis.

The invention discloses a traditional Chinese medicine tablet for treating otitis media and a preparation method of the traditional Chinese medicine tablet, relates to the technical field of treatment of otitis media, and aims to mainly solve the problems of low cure rate of existing medicines for treating otitis media and high recurrence rate of the otitis media. The raw medicines prepared into a tablet comprises the following effective components in parts by mass: 5-25 parts of a common andrographis herb, 12-27 parts of water lily, 10-29 parts of debregeasia edulis, 9-23 parts of houttuynia cordata, 8-28 parts of honeysuckle, 11-26 parts of chicken gall, 9-27 parts of lemmaphyllum microphyllum, 7-26 parts of calendula officinalis, 7-23 parts of common cyanotis root, 13-28 parts of lemmaphyllum carnosum, 6-23 parts of armillaria tabescens, 5-23 parts of pomegranate bark, 11-26 parts of southern curcuma, 9-25 parts of folium mori, 10-25 parts of golden cypress, 5-25 parts of earthworms, 10-29 parts of indigo naturalis, 8-28 parts of kuh-seng, 10-25 parts of cuttlebone and 5-25 parts of licorice root. According to the traditional Chinese medicine tablet, the disappearance of otitis media symptoms can be promoted, and the total effective rate of the treatment can reach up to more than 98 percent.

The invention discloses a traditional Chinese medicine capsule for treating wind-cold and a preparation method of the traditional Chinese medicine capsule. The traditional Chinese medicine capsule comprises active ingredients which include, by mass, 25-38 parts of fineleaf schizonepeta herb, 7-19 parts of perilla leaf, 13-24 parts of divaricate saposhnikovia root, 11-26 parts of notopterygium root, 5-19 parts of ligusticum sinense Oliv., 13-28 parts of radix angelicae dahuricae, 5-26 parts of flos magnoliae, 11-22 parts of herba centipedae, 5-23 parts of Chinese mosla herb, 13-26 parts of tamarix chinensis Lour., 13-28 parts of coriandrum sativum L, 14-27 parts of ginger, 7-26 parts of fructus arctii, 12-27 parts of folium mori, 6-25 parts of radix puerariae, 6-26 parts of equisetum hyemale L., 11-28 parts of periostracum cicadae, 5-22 parts of lemna minor, 10-26 parts of fermented soybean and 10-21 parts of liquorice. The traditional Chinese medicine capsule is capable of promoting wind-cold treatment, and the total effective rate of treatment is above 98%.

The invention discloses an impurity removal method of progesterone, and belongs to the technical field of preparation and processing of steroid hormone drugs. According to the method, aldehyde impurities in a progesterone crude product react with an alcohol organic solvent to generate an acetal compound, solubility difference between the acetal compound and progesterone is achieved, then the acetal compound is removed through refining, and high-purity progesterone with the content higher than 99.5% and the total content of impurity aldehyde lower than 0.2% is obtained. The impurity removal method disclosed by the invention is simple and convenient in reaction process operation and low in cost investment; the reaction process is mild and safe, conditions are easy to control, and the product refining rate is high; and the used reagent is pollution-free and environment-friendly.