40results about How to "Wide range of practical applications" patented technology

The invention discloses a method for extracting blueberry anthocyanin, and belongs to the field of natural organic chemistry. Blueberry fruits are adopted as raw materials, crushed and pulped, an ethanol solution with the mass fraction being 40% is adopted as an extraction solution, cellulase is added, and extraction is carried out under ultrasonic assistance; centrifugal separation is carried out, precipitation and repeated digestion are carried out once, extraction solutions are combined and concentrated, then the blueberry anthocyanin is promoted to be dissolved out through a high-voltage pulse electric field, and the dissolving-out amount of the blueberry anthocyanin of the extraction solutions is increased; then macroreticular resin adsorption, alcohol washing, concentration and freeze drying are carried out, and therefore the method for extracting the blueberry anthocyanin is obtained. A living example proves that operation is controllable, the method is unique, the production cost is reduced, pollution is avoided, the extraction rate of the prepared blueberry anthocyanin is as high as 80% or above, the purity reaches 75% or above, and higher medical care value and a wider practical application field are achieved.

The invention discloses a process for extracting squalene by complex. The process comprises the following steps of crushing seeds of tea-oil tree, adding petroleum ether, carrying out ultrasonic extraction, filtering, concentrating the filtrate under reduced pressure to obtain a camellia oil fat-soluble substance concentrate; mixing camellia oil fat-soluble substance concentrate with an alcoholic solution of a strong base, heating in a water bath, stirring, refluxing and extracting squalene with petroleum ether to obtain squalene crude product; adding a methanol aqueous solution of silver nitrate into the squalene crude product, under the conditions of oscillation or stirring, carrying out complexation reaction at a low temperature, standing at a low temperature and carrying out liquid separation to obtain an aqueous solution of silver ions-squalene complex as an intermediate product; adding petroleum ether into the aqueous solution of silver ions-squalene complex, heating under reflux, carrying out reverse extraction and then standing and carrying out liquid separation to obtain a dissociated squalene petroleum ether organic phase; cleaning the dissociated squalene petroleum ether organic phase with an aqueous NaCl solution, and then distilling under reduced pressure to recover the organic solvent; cleaning with distilled water again and carrying out vacuum drying to obtain the final product refined squalene.

The invention discloses a realization method for the node device of wireless multimedia sensors. A video sensor module (1) takes a processor module (11) as the core to coordinate all tasks and uses a complex programmable logic component module (13) to provide a high frequency clock to cooperate with a video collection module (12). Meanwhile, the processor module (11) can set the parameters of an imager by I 2 C serial communication interfaces and shares a SRAM (static random access memory) module (14) and a flash module (15) with the complex programmable logic component module (13) by a data bus and an address bus; the software system of the video sensor module is compiled by adopting nes C language, and is operated in a Tiny OS (17) operation system environment, which mainly comprises the realization of the following three components: a driving program (18), a database function set (19) and a sensor application program (20). The node device is low in design cost and can be deployed at a large number in a detection area in order to achieve better coverage.

The invention provides a preparation method for rare earth and cobalt permanent magnetic particles with the high remanence ratio. According to the method, the low-temperature wet type ball milling technology is adopted; the melting point temperature of organic solvents is controlled to be under minus 50 DEG C; the ball milling temperature is higher than the melting point temperature of the organic solvents and lower than 0 DEG C; in the ball milling process, the mass ratio of ball materials is controlled to be 8:1-9.5:1; the ball milling time of every time is controlled to be within 1.5 minutes to 5 minutes, and the total ball milling time is controlled to be within one hour to ten hours; finally, the rare earth and cobalt permanent magnetic particles with the high nanoscale particle content, the high coercivity and the high remanence ratio are obtained. As a result, the overall performance of the rare earth and cobalt permanent magnetic particles is improved, and the practical application area of the rare earth and cobalt permanent magnetic particles is greatly expanded. In addition, the preparation method has the advantages of being low in cost and easy and convenient to operate and having good application prospects.

The invention belongs to the field of natural active materials and particularly relates to an extraction method of anthocyanin ingredients. The extraction method includes the steps of 1), extracting raw materials containing the anthocyanin ingredients with ethyl alcohol, and performing alcohol yeast on an extracting solution and then centrifugal filtration to collect a filtrate; 2), extracting the filtrate to obtain the anthocyanin ingredients after filtration. Compared with the prior art, the extraction method has the advantages that the anthocyanin ingredients high in content contain effective components of compound alkaloid, superoxide dismutase and the like and have better therapeutic effect on various tumors and cancers, stroke cardiovascular disease, diabetes, leucoderma, scales disease and cerebral palsy, and blocking of cell tumor variation and caner cell mutation gene variation which are caused by fluid-circulating lymph can be effectively improved.

The invention relates to a method for preparing high bio-availability blueberry anthocyanin. The method comprises the following operation steps: preparing a blueberry anthocyanin solution, conducting the catalytic conversion of glycosidase of the blueberry anthocyanin, performing the membrane separation on the blueberry anthocyanin conversion product, separating blueberry anthocyanin in a permeate, and drying and preserving the high bio-availability blueberry anthocyanin. The method has the beneficial technical effects that 1) a membrane reactor integrating reaction and separation is adopted to carry out the enzymic catalytic reaction, so that the use efficiency of the enzyme is improved, the production cost is lowered, the reaction product can be discharged continuously, the inhabitation effect of the reaction product on the enzyme is reduced, and even eliminated, and the speed of the catalytic reaction is increased; (2) a membrane reaction system, a reverse osmosis system and an extraction system are integrated to prepare the high bio-availability blueberry anthocyanin which is suitable for industrialization; (3) the bioavailability of the prepared high bio-availability blueberry anthocyanin is higher than 60%, and the high bio-availability blueberry anthocyanin has a relatively high medical health-care value and a relatively wide practical application field.

The invention discloses a colorful anticorrosion decorative film with controllable surface colors of a matrix and a preparation method thereof. The colorful anticorrosion decorative film is composed of a metal transition layer disposed in a matrix layer and a tetrahedron amorphous carbon film disposed on the surface of the metal transition layer, wherein the thickness of the tetrahedron amorphous carbon film is 10 nm-300 nm; and the colors of the colorful anticorrosion decorative film can be regulated by controlling the thickness of the tetrahedron amorphous carbon film to make the colorful anticorrosion decorative film present colors of prunosus, skyblue, golden yellow, grayish brown, silver grey, light green, etc. Compared with a conventional decorative film, the colorful anticorrosion decorative film has the characteristics of controllable colors, abundant colors, environmental protection, high hardness and excellent corrosion resistant performance, is not only a supplement and improvement for the field of the conventional decorative film, but also breaks through the common application field of the conventional tetrahedron amorphous carbon film, broadens the practical application field thereof, and has good application prospects.

The invention discloses a star type polysulfone resin industrial synthesis method. Reinforced polysulfone resin is prepared through molecular design, excellent performance of original polysulfone is kept, melt viscosity of polysulfone is greatly reduced due to introduction of aromatic polyphenol, processing and forming are easier, thermal stability is higher, and the actual application field of polysulfone is greatly expanded. According to the method, the use amount of a key solvent of N-methyl pyrrolidone can be greatly reduced by controlling the solid content in the salifying stage and the polymerization stage and increasing the solid content in the polymerization stage, and cost is reduced.

The invention discloses a preparation method and an application of high-bioavailability Pummelo Peel extract. The method comprises the following operating steps: 1, preparing an extract solution from commercial Pummelo Peel extract; 2, carrying out glycosidase catalytic glycosylation on the extract; 3, carrying out membrane separation and concentration on the above obtained glycosylation product; and 4, drying and collecting high-bioavailability glycosylated Pummelo Peel extract. The application is the application of the high-bioavailability Pummelo Peel extract in the production of medicinal preparations, healthcare products or special formula foods. The high-bioavailability Pummelo Peel extract realizes the glycosylation of Pummelo Peel extract flavones through a biological enzyme conversion technology, so the solubility in water and the in-vitro dissolve-out speed of the Pummelo Peel extract are improved, and the bioavailability is improved.

The invention relates to a method for observing the radial displacement of a rotor of a bearingless flux switching motor based on the sum of space symmetrical winding flux linkage. The method comprises calculating the flux linkage of the phase winding of the bearingless flux switching motor by using the detected voltage and current of the phase winding of the bearingless flux switching motor; calculating the sum of two winding flux linkages with 180 degrees spatial symmetry; Transforming the sum of each pair of winding flux linkages with spatial symmetry in a natural coordinate system to a rectangular [alpha][beta] coordinate; according to the relationship between [alpha][beta] coordinate system flux linkage and rotor radial displacement [detal]x, [detal]y, observing the rotor radial displacement [detal]x, [detal]y is observed. The invention does not increase the manufacturing cost of the motor and the control, the radial displacement of the rotor can be observed by utilizing the winding voltage and the current of the motor and the tangential position angle of the rotor.

The invention belongs to the technical field of film capacitor structures, and in particular relates to a high temperature resistant water-cooled DC support capacitor comprising a heat dissipating aluminum plate, a plurality of heat dissipating components and a plurality of capacitor core groups, wherein the plurality of heat dissipating components are arranged side by side on the heat dissipatingaluminum plate, the heat dissipating components comprise a first heat sink, the plurality of capacitor core groups are vertically stacked on the first heat sink, second heat sinks are disposed between each adjacent two groups of the vertically stacked capacitor core groups, and the first heat sink is integrally formed with the plurality of the second heat sinks. The high temperature resistant water-cooled DC support capacitor has the beneficial effects that the heat of the center of the capacitor cores is transferred to the thin copper piece through the surfaces of the cores and then transferred to the heat dissipating aluminum plate for further heat dissipation by using a thin copper piece with a thickness of 0.5mm in the middle of the superposition of the multiple layers of the capacitor core groups through a unique heat dissipation structure; at the same time, the heat dissipating components can stack the multiple layers of the capacitor core groups, which makes the practical application field more extensive.