713 results about "Dual effect" patented technology

The invention relates to a microemulsion heavy wax crystal emulsifying dispersant applied to an oil well for tertiary oil recovery, and is mainly used for solving the problem that the oil production rate is influenced due to the high return pressure and the short thermal washing period of the oil recovery well caused by that serious wax precipitations are generated by the oil well which contains thickened oil and is high in polymer flooding and viscosity. The emulsifying dispersant is prepared from the following components by weight percent: 1% to 3% of high-molecular polymer wax inhibitor, 13% to 25% of organic aromatic solvent, 1% to 3.5% of emulsifying agent, 8% to 12% of sulfonate, 10% to 12.5% of alcohol, 10% to 20% of demulsifier and 25% to 35% of water. The emulsifying dispersant has the dual effects of eliminating and preventing the waxy bitumen colloid precipitations with long molecular chains or high carbon number in crude oil from being precipitated, so that the wall sticking quantity of condensate oil is greatly decreased; the running load of the oil well is reduced; and the well washing period is prolonged. Thus, the oil production rate is improved.

A dual-effect microbial feed additive for ruminant is prepared through pulverizing corn, steaming, liquefying, saccharified, inoculating lactobacillus acidophilus and saccharomyce cerevisiae, fermenting to obtain living bacterium preparation, culturing bacillus subtilis, aspergillus oryzae and aspergillus niger in the culture medium prepared from corn, bran and soybean dregs, fermenting to obtain composite enzyme preparation, and proportionally mixing said living bacterium preparation with said composite enzyme preparation. It can promote the growth and health of ruminant and increase the utilization rate of feed.

The invention discloses a friction welding method of a titanium-aluminum alloy turbine and a 42CrMo quenched and tempered steel shaft, which aims to solve the technical problem that when the titanium-aluminum alloy turbine rotor and the quenched and tempered steel shaft are connected by the current method, the tensile strength of a joint is low. The invention has the technical scheme that an embedded groove in a shape of a solid of revolution is processed at one side of the titanium-aluminum alloy turbine; in the welding process, the welding end surface of the turbine shaft has friction with the welding surface of the embedded groove of the titanium-aluminum alloy turbine; and by controlling the friction shortening amount, the casting fins formed at the turbine shaft side are fully filled into the embedded groove. Thus dual effects of metallurgical bonding and mechanical connection of the welding surface are achieved, and the tensile strength of the joint of connecting pieces at room temperature is increased from 390MPa in the background art to 480-537MPa.

The present invention relates to an intelligent temperature adjusting preservation refrigerator which is characterized in that the inside of a non-refrigerating room of the refrigerator is provided with a storage box; the lower part of the storage box is provided with a pressure sensor which can detect the weight of stored goods at any time; at the same time, a control panel of the refrigerator also distinguishes the variety of the stored goods. When the invention is used, the main control panel determines the refrigerant time and the optimal preservation temperature according to the variety and the weight of the stored goods, thereby achieving the dual effect of saving electric energy consumption and increasing the preservation degree of goods.

The invention discloses a solar aided carbon dioxide trapping integrated system, which mainly comprises three parts, i.e. a power generation subsystem, a carbon dioxide trapping subsystem and a solar heat collection subsystem, wherein the subsystems are connected mainly through a boiler feed water heater, a reboiler and a flue gas pretreatment device to form the whole integrated system. According to the system, the high and low energy requirements of related parts among the solar heat collection subsystem, the power generation subsystem and the carbon dioxide trapping subsystem are reasonably allocated and integrated in different connecting ways at the heat output end of the solar heat collection subsystem to realize the gradient utilization of energy, so that the energy consumption of extraction of vapor from a steam turbine of a power plant can be greatly reduced, the stability of the power plant can be maintained, the dual effects of utilizing renewable energy resources and reducing the carbon dioxide emission of the power plant are achieved, and the large-scale application of solar energy and an integrated flue gas trapping technology in China are forcefully promoted.

The invention provides an automatic marking method for karaok vocal accompaniment. In the method, pitch, beat position and volume of a singer are compared with the original pitch, beat position and volume of the theme of a song to generate tone sensation score, rhythm sensation score and emotion score respectively, so as to obtain weighted total score in a weighted marking method. By using the method, the pitch, beat position and volume error of each section of the song sang by the singer can be exactly worked out, and a pitch curve and a volume curve can be obviously displayed, so that the singer can learn which part is sung incorrectly and which part needs to be enhanced. The invention also has the advantages of dual effects of teaching and entertainment, high practicability and technical advancement.

The invention discloses an ultraviolet-curable anti-fingerprint antistatic paint composition comprising the components of, by weight: 5-10 parts of fluorine-modified acrylate oligomer, 10-20 parts of silicon-modified acrylate oligomer, 50-65 parts of high-functionality acrylate oligomer, 10-20 parts of high-functionality acrylate monomer, 5-10 parts of dual-functionality monomer, 4-6 parts of a photoinitiator, 2-5 parts of an antistatic auxiliary agent, and 0.05-3 parts of an auxiliary agent. According to the invention, UV-curable anti-fingerprint resin and UV-curable antistatic auxiliary agents are adopted. The composition can be directly used in an existing UV-hardened paint system. After UV curing, anti-fingerprint performance and antistatic performance achieve good synergetic effect. The coating has dual effects of preventing fingerprint and preventing static electricity. No auxiliary agent migration surface exists. Anti-fingerprint and antistatic effects are not influenced.

The invention discloses a preparation method of a high-voltage lithium cobalt oxide cathode material which comprises the steps: (1) mixing cobaltosic oxide containing doped element M, a lithium source, oxide containing doped element M', a grain refiner and a fluxing agent to obtain a primary mixture; (2) sintering and smashing the primary mixture to obtain primary sintered powder; (3) mixing the primary sintered powder with a coating material to obtain a secondary mixture; (4) sintering and smashing the secondary mixture to obtain the lithium cobalt oxide cathode material. According to the preparation method disclosed by the invention, the problem of microscale segregation of distribution of doped elements in the product is solved by two modes of doped element premixing and dry-method mixing; a coulter type mixing technology is utilized to solve the problem of segregation of different matters in material mixing; the grain refiner and the fluxing agent are combined for use to synthesizea material in a mixed morphology; technologies such as dual effects of doped element surface crystallization catalysis and the coating material and the like are utilized; thus, performance of the high-voltage lithium cobalt oxide is obviously improved.

The invention relates to porous carbon and its preparation method. Specifically, the carbon material has a prismatic block shape from macroscopic view, and the size of a single block body is 5-20 m (side length of the prism). The single-block material has a hierarchical porous structure, including macropores of 50-300 nm, a mesoporous structure of 2-10 nm and micropores of less than 2 nm. The macropore structure is composed of three-dimensional graphene wall, and the mesopores and the micropores are composed of holes in the graphene wall. Nitrogen and phosphor are doped in crystal lattice of the carbon material, wherein doping concentration of nitrogen is 0.5-15.5%, and doping concentration of phosphor is 0.5-8.5%. The material is formed by in situ polymerization of a soft template and metal under catalytic dual effects. The material has potential application value in fields of catalysis, energy storage, adsorption and the like.

The invention discloses a method for preparing organosilicon quaternary ammonium salt modified polyurethane resin for a marine antifouling coating. The method comprises the steps of: firstly, preparing double hydroxyl end-organosilicon quaternary ammonium salt from 1,3-bi[3-(1-methoxyl-2-hydroxy propoxy) propyl]-tetramethyl disiloxane, gamma-chlorinated propyl methyl dimethoxy silicone, dimethyl dimethoxy silicone, deionized water and dodecyl dimethyl tertiary amine; then mixing the prepared double hydroxyl end-organosilicon quaternary ammonium salt, the polyether polyol and the diisocyanate in a solvent; adding a curing agent to prepare the organosilicon quaternary ammonium salt modified polyurethane resin for the marine antifouling coating. The organosilicon quaternary ammonium salt modified polyurethane resin prepared by the method is combined with dual effects of low surface energy and killing, and used as the marine antifouling coating film forming matter. Thus, absorption of marine organism can be restrained; the bacteria absorbed at the surface of a ship body can be killed through the quaternary ammonium salt.

The invention provides a preparation method of flame retarding and anti-droplet fiber or textile, and the flame retarding and anti-droplet fiber or textile prepared by utilizing the preparation method. In the preparation method of the invention, fiber or textile is padded and grafted with a monomer solution, and subsequently grafted by electron radiation; then, the fiber or the textile is padded with a cross linker solution and treated with baking so as to cause a fibre-forming polymer to form three-dimensional net type structure. Both of the monomer solution and the cross linker solution can contain flame-retarding elements, and at least one of the two contains the flame-retarding elements so as to lead the synthetic fibers or textiles to realize the dual effects of droplet resistance and flame-retarding. The method of the invention is characterized by strong adaptability to processed objects and good flame-retarding and anti-droplet performance, and the industrialization of the method of the invention is easy to be fulfilled.

The invention discloses a water-based viscous-elastic damping sound-insulation adhesive, comprising 40-80 wt% of emulsion aclylate pressure-sensitive adhesive, 0-10 wt% of polyacrylate copolymer, 0-15 wt% of filling material, 0-10 wt% of tackifier, 0.3-2 wt% of surfactant, 0.1-0.5 wt% of antifoaming agent, 1-4.0 wt% of fire retardant, 12-40 wt% of water, and 0.05-0.3 wt% of bactericide, wherein the summation of the weight percentages of all the ingredient is 100 wt%. The water-based viscous-elastic damping sound-insulation adhesive belongs to an environment-friendly type adhesive, has no toxicity and no harm, is friendly to human body and environment, has high damping value, wide temperature range, and strong caking property, can form a damping platform with a damping value of more than 0.9 and a temperature range of more than 100 DEG C, has a T-peel strength of larger than 31 N/cm, and has the dual effects of sound insulation and caking.

The invention provides a pharmaceutical composition for treating embolism and a preparation method thereof, the pharmaceutical composition comprises a hydroxyl-contained biocompatible polymer materialand a monomer containing unsaturated double bonds and anion groups, as well as a polymer generated by polymerization reaction of an optional vinyl monomer, wherein the polymerization is initiated through free radicles, and bleomycin or pingyangmycin is combined on the anion groups of the generated polymer. The preparation method combines the bleomycin or the pingyangmycin on a carrier of the polymer, thereby being capable of fully playing the dual effects of an anti-tumor antibiotic and a hardening agent owned by the bleomycin or the pingyangmycin during the embolism treatment. The anion partof the polymer can be properly combined with the bleomycin or the pingyangmycin which is rich in amino groups, thereby not only realizing the higher drug loading, but also leading the drug in an emboliaztion agent to be exchanged by cation in human body, and further realizing the slow release. In addition, the embolic carrier of the polymer has the advantages of simple prepration technology andlow cost, thereby being applicable to large-scale industrial production.

The invention relates to an ecological floating bed device for in-situ enhanced denitrification of a micro-polluted river, and can effectively solve problems that in the water body of the micro-polluted river, the C/N is relatively low, the available carbon source is insufficient, the denitrification effect is inhibited, and the TN removal rate is relatively low. The technical scheme is that the ecological floating bed device comprises a floating bed frame and emergent plants; the floating bed frame is composed of a rectangular outer floating bed frame 2 and a grid-like inner floating bed frame 3; plant water-permeable planting grooves 4 are uniformly distributed in frame grids; the planting grooves are provided with a floating bed substrate 5 and the emergent plants 1 planted in the substrate; the lower part of the floating bed frame is filled with a perpendicularly downward combined filler; the lower parts of four corners of the outer floating bed frame 2 are connected with fixed piles 7 fixed on a riverbed through connecting ropes 6. The ecological floating bed device provided by the invention is suitable for purifying water body of natural river channels, lakes and reservoirs, as well as landscapes, has dual effects of water surface beautification and water purification, and is simple to mount, economical and practical.

The invention discloses a preparation method for aluminum-scandium alloy target materials. The preparation method comprises the following specific steps of selecting metallic aluminum powder with thepurity of 99.5% or above and the particle size of 10-165 [mu]m, and metallic scandium powder with the purity of 99.5% or above and the particle size of 10-240 [mu]m, and uniformly mixing the metallicaluminum powder and the metallic scandium powder according to the mass ratio that the metallic aluminum powder accounts for 50%-98% and the metallic scandium powder accounts for 2%-50% by mass; putting the mixed powder into a mould, and pre-pressing the mould at room temperature with the pre-pressing force of 20-35 MPa; putting the pre-pressed mould into a vacuum hot press which is vacuumized to 6.7x10<2>-6.7x10<3> Pa, entering a sintering stage, and then cooling the mould to the room temperature; after cooling the mould to the room temperature, releasing vacuum and removing the mould pressureso that the aluminum-scandium alloy target materials are obtained; the relative density of the aluminum-scandium alloy target materials is high through the dual effects of pressure application and sintering; and the composition proportion can be regulated within a larger range.

The invention belongs to the technical field of organic fertilizer, in particular to an antibacterial type composite biological organic liquid fertilizer, which comprises bacillus subtilis with the capacity of intensively decomposing enzyme and inhibiting bacteria, pseudomonades fluorescens are rhizosphere soil probiotics which can decompose pesticide residues and dissolve insoluble microcosmic salts of the soil, antibiotic actinomycetes secrete antibiotics so as to help to reduce the demand of chemical pesticides, trichoderma not only can prevent a variety of pathogenic bacteria, but also can decompose straw crude fiber so as to improve soil physical property and increase the content of available organic matters in the soil. The product also comprises chitin with the functions of sterilization and growth promotion. The bio-technology components are matched with organic and inorganic nutrients to synthesize a dual-effect novel biological agent with fertilizers and natural bio-fungicides. Therefore, the product is an organic green product and can be widely used for various crops.

The invention relates to a component used in textile machinery, in particular a natural luster finishing machine roller which comprises a roller body 21, a heating device and a rotary hook-up device, wherein the heating device comprises coils 7, a core barrel 22, a heat insulated pipe 6, a capacitor resistor 10, the core barrel 22, the heat insulated pipe 6 and the capacitor resistor 10 are sequentially arranged at the inner side of the roller body 21; the coil 7 formed by winding a rope-shaped heater is arranged in a groove of the core barrel 22; the starting end wire 8 of each group of coils 7 is connected with one live wire of a three-phase AC power supply on a carbon brush 16, the tail end wire 9 thereof is connected with a capacitor 10 in series and then connected with a shared neutral wire of the three-phase AC power supply on the carbon brush 16, and thus a star-shaped connection circuit combining resistor, inductance and capacitor is formed. By using the principle that power current can generate current while flowing through resistance wires and generate magnetic fields while flowing through magnetic fields to make magnetic conductors generate heat because of inductance, the natural luster finishing machine roller has the advantages of dual effects of electromagnetic and resistance heat, high heating speed, high energy utilization rate and few device failures.

A methanol dual-effect rectification energy-saving apparatus and its method are disclosed. The apparatus consists of crude methanol pre-heater, pre-rectified tower, pressurizing tower, normal-pressure tower, re-boiler, condenser and methanol recovering tower. The normal-pressure tower and methanol recovering tower have whole-body structure, both them are connected with rising cap, steam condensing pipes of re-boilers of pre-rectified tower, pressurizing tower and methanol recovering towers are communicated with crude methanol pre-heaters separately, discharging pipe on bottom of pressurizing tower is connected with charging pipe in middle of methanol recovering tower. It can make full use of space, save the floor area, power and heat energy and has less consumption.

The invention relates to a dual-purpose filter material of dust removal and dioxin decomposition and a preparation method thereof, the filter material comprises a dust-facing surface, a supporting catalyst layer, a basic cloth layer and a supporting layer, the dust-facing surface is arranged on one side of the supporting catalyst layer; one surface of the basic cloth layer is arranged on the other side of the supporting catalyst layer, and the other surface of the basic cloth layer is arranged on the supporting layer; and the supporting catalyst layer is constituted by overlapping and covering a catalyst layer on a catalyst supporting layer. The preparation method has the steps of using the air flow of a polytetrafluoroethylene fiber containing a dioxin decomposition catalyst to form a net, taking the polytetrafluoroethylene fiber as the dust-facing surface, carrying out layer-overlapping of a plurality of structures, and using acupuncture, post-treatment and other techniques for processing. The process of the invention has simple and easy operation, low processing cost and small damage on the fiber, thereby being widely applicable to the dust removal and the dioxin decomposition of high-temperature tail gas.

The invention discloses a nano drug-supported embolic microsphere with a controllable particle size as well as preparation method and application of the embolic microsphere. According to the hydrogel embolic microsphere, loss of the nano drug in the intravascular delivery process is avoided, the nano drug is targeted at tumor tissues to be released through an intervention method by utilizing the embolic microsphere with the controllable particle size, the utilization rate of the nano drug is greatly improved, and dual effects of nano drug chemotherapy and embolism blocked tumor blood supply can be achieved. The preparation method and process in the invention are simple and reliable, and monodisperse embolic microspheres with specific size can be prepared as required.

The invention relates to a method for reinforcing preparation and reduction of carbon-containing pellets in iron ore. The method for reinforcing preparation and reduction of the carbon-containing pellets in the iron ore comprises the following steps that (1) the iron ore, a reducing agent, a bonding agent and an additive are prepared according to a certain proportion; (2) prepared mixtures are sent into a ball mill to be crushed, fine ground, evenly mixed and the like, so that fine-sized evenly-mixed materials are obtained; (3) pelletizing or briquetting is conducted by means of the fine-sized evenly-mixed materials, so that the carbon-containing pellets in the iron ore are obtained; and (4) the prepared carbon-containing pellets in the iron ore are subjected to reducing roasting treatment, and thus metallized pellet products can be obtained. According to the method for reinforcing preparation and reduction of the carbon-containing pellets in the iron ore, in the way that the raw materials including the iron ore, the reducing agent, the bonding agent, the additive and the like enter the mill simultaneously after being prepared, the dual effects of fine grinding and sufficient and even mixing of the raw materials are achieved at the same time in the single ore grinding procedure, and the procedure links of fine grinding raw materials separately in advance, then preparing the raw materials in proportion and finally conducting even mixing of traditional operation are greatly simplified; and the quality of the carbon-containing pellets in the iron ore is remarkably improved, and the subsequent reduction process is reinforced.

The invention relates to the technical fields of energy sources and environment and discloses chemical power poly-generation energy system and method for recycling CO2. In the system, coal gas obtained by gasifying a carbon-rich raw material, and a hydrogen-rich raw material, namely, coke oven gas, are mixed and subjected to a reforming reaction and a chemical synthesis reaction to obtain a reaction product, the reaction product is processed in a flash evaporation process and a rectification process for separation to obtain CO2 gas and a final product, one part of the CO2 gas separated from a rectifying tower is delivered to take part in the gasification process of the carbon-rich raw material, and the other part of the CO2 is delivered to take part in the reforming reaction. By means of the system and the method provided by the invention, the CO2 separated in the rectifying process is used as feed gas to be directly recycled by the system so that a water gas shift reaction, chemical-looping combustion and other methods with higher energy-consumption performance for improving the chemical concentration of the CO2 are avoided, the problems of reduced energy system efficiency caused by the separation of CO2 and difficulties in transporting and storing large amount of CO2 are solved, and thus, a dual-effect production mode for energy-saving and environmental-protection utilization of resources is realized.

The invention provides dual-effect cure essence which comprises essence and freeze-dried powder, wherein the essence comprises the following components in percent by mass: 3-5% of butanediol, 2-4% of glycerol, 2-4% of bio-saccharide gum-1, 2-4% of dragon's blood extract, 1-3% of ophiopogon root extract, 0.2% of aloe vera extract, 0.1% of fucose, 0.1% of sodium hyaluronate, 0.6% of preservative and the balance of water; and the freeze-dried powder comprises one or more of oligopeptide-1, oligopeptide-2, oligopeptide-3 and oligopeptide-5. The dual-effect cure essence is suitable for maintenance and cure of all kinds of skin; and by matching the essence and the freeze-dried powder for use, sensitive skin and epidermis damaged skin can be obviously cured. The dual-effect cure essence is particularly suitable for curing damaged skin after instrument operation.

The invention relates to a chitosan grafted hyperbranched polymer polyamide-amine (PAMAM), and a preparation method and application thereof. The chitosan grafted PAMAM has favorable antibacterial action of chitosan, and displays excellent flocculation and antiscale effect of the PAMAM, thereby having dual effects. The chitosan grafted hyperbranched polymer PAMAM belongs to a modified natural high-polymer derivative. No heavy metal ion is added in the synthesis process. The chitosan grafted hyperbranched polymer PAMAM can be easily biodegraded, belongs to environment-friendly water treatment fine chemicals, and has obvious environment-friendly properties.

The invention relates to an inorganic hydrated salt silica phase-change material, which is composed of silica gel and an inorganic hydrated salt material filled in the porous structure formed by the silica gel. The invention also provides a preparation method of the inorganic hydrated salt silica phase-change material. The inorganic hydrated salt silica phase-change material in the invention can realize dual effects of overcooling prevention and phase separation of the inorganic hydrated salt, improves phase change energy storage utilization rate, prevents crystal water loss to a certain extent due to protection of surfactant and oil phase, inhibits the porous structure from being damaged by growth of crystals, has stable properties and certain strength, lowers cost and is suitable for large-area encapsulation.

Disclosed is a physical pest killing device with a light-trapping electric shock killing mode and a bonding killing mode integrated. The device comprises an electric-net pest killing lamp, a pest bonding lamp, a lamp bracket and a circuit controller, wherein both the electric-net pest killing lamp and the pest bonding lamp are fixed to the lamp bracket, the circuit controller is installed on the lamp bracket and electrically connected with the electric-net pest killing lamp and the pest bonding lamp, and a plurality of pest-killing electric net rings arrayed at different intervals and a plurality of misleading retention striking plates are arranged in the electric-net pest killing lamp. Because a light-color-changeable pest trapping lamp is adopted in the pest bonding lamp and a reflecting mirror surface layer is additionally arranged, the pest trapping and pest bonding effect is improved; according to the dual-effect physical pest killing device, the clustering of pests can be improved by changing light colors, the pests can be effectively killed by the adoption of the electric net rings for electric shock killing and the pest bonding lamp for bonding killing, the pests can be dazzled to be stricken to death or killed by electric shock by the additional arrangement of the misleading retention striking plates in the electric-net pest killing lamp, and therefore the comprehensive pest killing effect can be greatly improved; a solar panel is additionally arranged on the lamp bracket to broaden the application range of the device.

The invention discloses a heat energy sustainable utilization and coal fire control system and method for a coal field fire zone. The system is composed of a vacuum liquid tank, a cooler, a cooling fan, horizontal drill holes, a high-temperature-resistant circulating pump, a thermoelectric power generation module, a voltage stabilizing and increasing module, a storage battery and an inverter. The main operating method includes the steps that the coal field fire zone is isolated with a machine excavation method, the horizontal drill holes are formed in the independent coal field fire zone, a heat carrier absorbs heat in the fire zone through the horizontal drill holes to become a high-temperature heat carrier, the high-temperature heat carrier enters the vacuum liquid tank under the action of the high-temperature-resistant circulating pump, and the thermoelectric power generation module at the bottom of the vacuum liquid tank generates power with the temperature difference between the top end and the bottom end of the thermoelectric power generation module. By means of the system, the heat of the coal field fire zone can be cyclically and sustainably extracted through the heat carrier, heat energy is converted into electric energy through thermoelectric power generation, and thus resource waste is reduced; meanwhile, fire source spreading is prevented by isolating the coal field fire zone, the dual effects of waste energy recycling and coal fire control are achieved, and the system has high practicability.

The invention discloses an auxiliary solar energy carbon-dioxide-capturing and heating integrated system and method thereof. The integrated system is mainly composed of a coal-fired power generation subsystem, a steam extraction pressure reduction temperature reduction circulation subsystem, a carbon dioxide capturing subsystem, a solar energy heat collection subsystem and a heat supplying subsystem. The subsystems are connected with a valve mainly through a heat exchanger and related pipelines to form the integrated system. To meet the heat supply requirements of the coal-fired power generation subsystem, the carbon dioxide capturing subsystem and the heat supplying subsystem at different times in different seasons, the solar energy heat collection quantity is supplied for different subsystems through an output end valve control mode. The system can maintain dual effects of power plant power output and carbon dioxide emission reduction in summer, and the heat supplying area is increased on the basis of achieving carbon dioxide emission reduction of a coal-fired power plant in winter. The integrated system can achieve renewable energy utilization and power plant carbon dioxide capturing at the same time, and large-scale application of the domestic solar energy utilizing and carbon dioxide capturing technology is strongly promoted.

The invention discloses a method for biotransformation of Panax notoginseng (Burk.) F. H. Chen medicinal materials by using Monascus purpureus. The method mainly comprises the following operating steps of: 1) preparation of Monascus purpureus strains; 2) preparation of Panax notoginseng (Burk.) F. H. Chen culture medium; and 3) fermentation and culture to obtain fermentation products containing active components, product post-treatment and detection of major efficacy components. By using the method for fermenting the Panax notoginseng (Burk.) F. H. Chen by using the Monascus purpureus provided by the invention and by directly using Panax notoginseng (Burk.) F. H. Chen raw medicinal materials as fermentation substrate, through one-step fermentation process, medicinal components, i.e. Panax notoginseng (Burk.) F. H. Chen and Monascus purpureus are simultaneously obtained, the culture is enabled to have dual effects of the Panax notoginseng (Burk.) F. H. Chen and the Monascus purpureus, the products contain lovastatin which is a lipid-decreasing active component according to experiments, the type and the content of saponin are obviously changed, and rare saponin with higher pharmacological activity is produced.

The invention discloses a method for culturing Cordyceps militaris by using highland barley as a main raw material, belonging to a fungus culture method in the biotechnology, in particular relates to a method for artificially culturing the fungus, and particularly relates to a method for artificially culturing Cordyceps militaris. The method comprises the following steps of preparing nutrient solution, preparing highland barley growing culture medium, preparing liquid strain, inoculating, culturing, harvesting and the like. The method has the beneficial effects that the highland barley is used as a medium raw material to culture Cordyceps militaris, and the nutrients of the highland barley are absorbed by Cordyceps militaris in the growth phase, so that the content of the effective ingredient cordycepin in the Cordyceps militaris is improved to 1% in the method from the original 0.5%, the content of effective ingredient cordycepic acid is improved to 9% of the product from the existing 6.1%, the content of effective ingredient cordyceps polysaccharide is improved to 10.5% of the product from the existing 7.4%, and the content of the effective ingredients of the Cordyceps militaris is totally improved by 200-250%; and the highland barley is used as the medium raw material to culture the Cordyceps militaris, and thus the obtained Cordyceps militaris has dual effects of the highland barley and the Cordyceps militaris.