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87results about How to "Improve the external environment" patented technology
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Novel six-foot robot
The invention discloses a novel six-foot robot, and belongs to the field of bionic robots. The novel six-foot robot solves the problems that an existing six-foot robot is poor in environment sensing ability, and has no ability to sense self states, and the integration degree is not high. The novel six-foot robot comprises a body, mechanical legs, a sensing system and a control system, wherein each mechanical leg comprises connecting elements, a body-coxa joint, a coxa beam, a coxa-femur joint, a femur beam, a femur-tibia joint and a tibia beam which are sequentially connected. The control system comprises a computer terminal, a main control board, single-leg control modules, joint drivers and a controller area network (CAN) bus, wherein the computer terminal and the main control board are connected through the Ethernet, the number of the single-leg control modules is six, the single-leg control modules and the joint drivers are arranged in the body, the main control board is connected with the single-leg control modules through the CAN bus, and the joint drivers on six mechanical legs are connected with the CAN bus. The novel six-foot robot is used for transportation, detection and extreme environment work and the like.
Owner:HARBIN INST OF TECH
Moisturizing facial mask solution, preparation method of moisturizing facial mask solution and moisturizing facial mask
InactiveCN104814918AEasy to prepareGood moisturizing effectCosmetic preparationsToilet preparationsSodium hyaluronatePolymer
The invention discloses a moisturizing facial mask solution and a preparation method thereof. The moisturizing facial mask solution is composed of the following components in percentage by weight: 0.1-2.0% of polymer sodium hyaluronate, 0.1-2% of oligomeric sodium hyaluronate, 0.01-0.2% of EDTA-2Na, 0.01-5.0% of an anti-allergy agent, 1-8% of a first moisturizing agent, 0.01-0.5% of preservatives, 1-6% of a second moisturizing agent, 0.5-2% of lactobacillus / pear juice ferment filtrate and the balance of deionized water. According to the moisturizing facial mask solution, the preparation method is simple; under the joint functions of double moisturizing factors (polymer sodium hyaluronate and oligomeric sodium hyaluronate) and a biotic factor (lactobacillus / pear juice ferment filtrate), the moisturizing facial mask solution achieves the functions of improving skin growth conditions, providing an excellent external environment for synthesizing dermal collagen and elastic fibers, reinforcing the supply of nutrients and finally reaching the efficient moisturizing effect.
Owner:广州致美化妆品有限公司
Method of manufacturing magnetic field shielding sheet and magnetic field shielding sheet formed thereby
ActiveUS20190148988A1Improve rigidityPrevent external impactShielding materialsBatteries circuit arrangementsPunchingEngineering
Disclosed is a method of manufacturing a magnetic field shielding sheet. The method of manufacturing a magnetic field shielding sheet formed as a plurality of divided pieces includes preparing a magnetic sheet formed of a magnetic material and having a first area and punching the magnetic sheet to form a shielding sheet using a mold such that the shielding sheet having a second area which is narrower than the first area is separated from the magnetic sheet, wherein the punching of the magnetic sheet to form the shielding sheet includes forming at least one linear slit in an inner region of the second area using the mold such that the shielding sheet is divided into a plurality of pieces while the shielding sheet is separated from the magnetic sheet to have the second area.
Owner:AMOSENSE
Female whitening skin-nourishing composition
ActiveCN102512669AUnique pharmacological effectsMiraculous medicinal valueOrganic active ingredientsPeptide/protein ingredientsBiotechnologyMalpighia emarginata
The invention relates to a female whitening skin-nourishing composition, which contains the following components of: by weight, 10-160 parts of saussurea involucrata culture, 100-700 parts of collagen, 20-120 parts of an acerola cherry extract product, 2-40 parts of sodium hyaluronate, and 0-20 parts of a natural sweetener. The composition provided by the invention has substantial efficacy in aspects of antiradiation and antioxidation, can has whitening and skin-nourishing effects for female, and is suitable for female of all ages.
Owner:BEIJING TONGRENTANG HEALTH PHARMA
Magnetic Field Shielding Unit
ActiveUS20180198305A1Improve rigidityPrevent external impactShielding materialsBatteries circuit arrangementsEngineeringMagnetic field shielding
Disclosed is a magnetic field shielding unit. The magnetic field shielding sheet includes a magnetic field shielding sheet and a metallic protecting member attached to a surface of the magnetic field shielding sheet via an adhesive layer for protecting the magnetic field shielding sheet as well as to for radiating heat generated from a heat source.
Owner:AMOSENSE
A system for proximate and/or remote electronic transaction authorization based on user authentication and/or biometric identification
InactiveUS20180308101A1Strong and reliable security featureImprove the external environmentDigital data authenticationRecord carriers used with machinesComputer hardwareThird party
An information capturing and transaction device may be used to capture a user's biometric information which in turn may be received by a secure element such as a SIM card. SIM card-based captured biometric keys are generated based on the user's biometric information and compared with SIM card-based reference biometric keys. If these two SIM card-based keys match with one another, access to each of a plurality of applications residing on the SIM card may be permitted. The applications may be selectively activatable from the SIM card. The applications, which may include payment and voting applications, may be executed and operated from the SIM card to perform an electronic transaction on a third-party computer system such as an electronic payment system and electronic voting system.
Owner:VALENCIA RENATO
Antibacterial and sterilizing Chinese medicinal herbal products for shoe-pad
InactiveCN1745639ASimple preparation processEffectively regulate secretionBiocideInsolesMedicinal herbsPharmacy medicine
An anti-fungal and disinfecting Chinese-medicinal product for shoe pad is prepared from 13 Chinese-medicinal materials including sandal wood, phellodendron bark, giant knotweed rhizome, Chinese prickly ash, etc through pulverizing and proportional mixing.
Owner:汪绍华
Sun screening agent hydrogel composition, and preparation method and application thereof
InactiveCN104706545AGood film formingEnhance sensory effectCosmetic preparationsToilet preparationsSunscreen agentsIrritation
The invention relates to a sun screening agent hydrogel composition, and a preparation method and an application thereof. The composition comprises 5-15wt% of chitosan, 5-20wt% of glycerophosphate, 2-10wt% of sodium hyaluronate, 5-15wt% of a sun screening agent and 50-70wt% of water. Compared with compositions in the prior art, the composition disclosed in the invention has the advantages of stable cladding of the sun screening agent, prevention of direct contact with human body skins, effective avoiding of irritation and allergy effects on the human body skins, and substantial improvement of the ultraviolet protection, anti-oxidation and whitening effects of sun screening products.
Owner:STATE GRID CORP OF CHINA +3
Active litchi juice beverage and production method thereof
The invention discloses an active litchi juice beverage and a production method thereof. The production method of the above active litchi juice comprises the following steps: using a fresh litchi juice as a raw material to prepare a litchi fructose concentrate and active litchi water having a typical litchi fragrance, mixing the litchi fructose concentrate with the active litchi water according to a ratio of 1:7-1:5, sterilizing in an electric field having an intensity of 10-30kV / cm for 5-15s, carrying out ultrasonic treatment at a frequency of 20-40kHz under a voltage of 40V for 20-40min for uniform mixing, and degassing. The active litchi juice beverage has the characteristics of refreshing mouthfeel, rich litchi aroma, good flavor, and high reservation of the typical fragrance of litchis, accords with the human weakly-alkaline internal environment requirement, provides good internal and external environment for the vital movement of cells to make the cells more vital, and substantially improves the quality and the values of a beverage. The active litchi juice beverage has the advantages of simple technology and low cost.
Owner:HUIZHOU UNIV +1
Active litchi beverage and production method thereof
The invention relates to an active litchi beverage and a production method thereof, and belongs to the field of beverage production. The production method for the beverage comprises the following steps: concentrating fresh litchi juice into 75-85 Brix litchi concentrated fructose by utilizing a three-effect falling-film evaporator, wherein the evaporating temperature is controlled to be between 45 and 85 DEG C; collecting litchi water with typical litchi aroma evaporated in a concentration process; mixing the litchi concentrated fructose and the litchi active water in the ratio of 1:7 to 1:5; sterilizing for 5 to 15 seconds by adopting an electric field of 10 to 30 kV / cm; treating the sterilized liquid mixture for 20 to 40 minutes in an airtight vessel by adopting the ultrasonic waves with the frequency of 20 to 40 kHz and the voltage of 40V, so that the litchi concentrated fructose and litchi active water are mixed uniformly and most gas in the liquid is removed; performing filling operation on the mixed liquid from which the gas is removed through an airtight pipeline to obtain the active litchi beverage. The active litchi beverage has refreshing taste, strong litchi aroma and good flavor and typical aroma of the litchi is remained very well.
Owner:李海珍
Voltage sag comprehensive prevention and control method
ActiveCN111404166ASmall capacityLow costPower network operation systems integrationAc network voltage adjustmentPower gridVoltage sag
Owner:众诚开源电气科技(成都)有限公司
Method and device for accurately monitoring quantity of water in water tank of solar water heater
ActiveCN101561306ALow failure rateExtend your lifeWeighing apparatus testing/calibrationLevel indicators by weight measurementSolar waterEngineering
The invention provides a method for accurately monitoring the quantity of water in a water tank of a solar water heater, including the steps: at least one weighting sensor is used for measuring at least partial weight of the water tank of the solar water heater so as to obtain the measured value of the measured weight; and according to the no-load measured value, the full load measured value and the current measured value of the water tank, the percentage ratio of water quantity of the current water quantity to the maximum water quantity of the water tank is calculated, and the shift of the weighting sensor is periodically and automatically calibrated so that the accurate percentage ratio of the water quantity can be obtained.
Owner:HONEYWELL (CHINA) CO LTD
Underwood planting method of anoectochilus formosanus
ActiveCN104082030APromote growthEnhance the efficacy of ingredientsHorticultureAnoectochilusSoil horizon
The invention discloses an underwood planting method of anoectochilus formosanus. The method is characterized by including the steps that first, forest land is prepared, wherein, a plurality of water spraying pipes are arranged above a forest site, an underwood soil layer is ploughed so as to loosen and break the soil layer, and a dead leaf layer with the thickness ranging from 2 cm to 3 cm is laid above the ploughed soil layer; second, anoectochilus formosanus seedlings are planted, wherein the anoectochilus formosanus seedlings are obtained through tissue culture and planted into the ploughed soil layer; third, underwood management is performed, wherein in the growth stage of the anoectochilus formosanus seedlings, when the dead leaf layer is in a dried state, the water spraying pipes are adopted for spraying water, and therefore the dead leaf layer can be kept moist. According to the method, dead leaves are stimulated to decompose with a fermentation method to generate small molecule nutrient substances capable of being easily absorbed by anoectochilus formosanus, meanwhile, dead leave powder can provide a good moist environment for anoectochilus formosanus, and therefore the fresh weight of the anoectochilus formosanus and the content of medical composition of the anoectochilus formosanus are increased.
Owner:XIAMEN JINTAIGU AGRI TECH CO LTD
Voltage sag comprehensive prevention and treatment method
InactiveCN110797876ASmall capacityLow costPower network operation systems integrationAc network voltage adjustmentSimulationPower grid
The invention belongs to the field of power system fault treatment, and particularly relates to a voltage sag comprehensive prevention and treatment method, which comprises the following steps of: collecting initial data of a modern industrial park, putting forward a voltage sag comprehensive prevention and treatment measure, modeling the cost of multiple voltage sag treatment devices on a user side, modeling the treatment cost of a power grid-side transmission and distribution line, modeling the annual sag times caused by the power transmission and distribution line after the proposed voltagesag comprehensive prevention and treatment measures are implemented, quantitatively modeling economic losses caused by voltage sag before and after implementation of proposed voltage sag comprehensive prevention and treatment measures, determining an objective function and a constraint condition of a maximum net present value model of the voltage sag comprehensive prevention and treatment measurebenefit, optimizing and solving the objective function by using a particle swarm algorithm, quantitatively obtaining the device configuration conditions of the comprehensive prevention and treatmentmeasure, the device configuration conditions including which device is used, the installation position of the device and the parameters of the device, and quantitatively obtaining the device configuration result with the maximum benefit.
Owner:众诚开源电气科技(成都)有限公司
Planting method of anoectochilus formosanus
The invention discloses a planting method of anoectochilus formosanus. The method comprises the steps that 1, a plurality of shower pipes are arranged above a forest site, the soil layer in the forest land is ploughed, and a dead leaf layer is laid on the ploughed soil layer; 2, asplenium nidus spores are sowed on the forest land, and the roots of the asplenium nidus spores grow to be fluffy aerial root spheres; 3, anoectochilus formosanus seedlings are planted on the aerial root spheres of the asplenium nidus, and the planting spacing between the anoectochilus formosanus seedlings is 3-5 cm; 4, in the growth period of the anoectochilus formosanus seedlings, water is sprayed through the shower pipes after the dead leaf layer is in a relatively dry state, so that the dead leaf layer keeps in the moisture state. On one hand, the three-dimensional planting mode is adopted, and the site area of planting under the forest land is saved; on the other hand, growth of anoectochilus formosanus blades can be promoted, and the pesticide effect is improved.
Owner:厦门加晟生物科技有限公司
Acid mine repair matrix improver and preparation method thereof
InactiveCN110590470AIncrease nutrientsHigh in nutrientsBio-organic fraction processingAlkali orthophosphate fertiliserNutrientChemistry
The invention discloses an acid mine repair matrix improver and a preparation method thereof. The acid mine repair matrix improver is prepared from the following components in parts by weight: 45-50 parts of red mud, 30-35 parts of an organic fertilizer, 3-5 parts of plant ash, 1-2 parts of high polymer polyacrylamide, 0.2-0.5 part of composite microbial flora, 3-5 parts of sepiolite, 1-2 parts ofEDTA, 3-5 parts of limestone and 0.2-0.5 part of monopotassium phosphate. Various nutrients in soil can be effectively increased by adopting the acid mine repair matrix improver, the character of thesoil matrix is enhanced for a long time, and thus a good external environment is provided for plant growth and recovery.
Owner:芷兰生态环境建设有限公司
Compound fruit juice beverage and production method thereof
The invention discloses a compound fruit juice beverage and a production method thereof. The production method includes the following steps that water vapor evaporated in the concentration process is collected and liquefied while fruit juice is concentrated, and concentrate and active water with aroma components are obtained; the concentrate and the active water are mixed to obtain mixed liquid, and laser irradiation is adopted; the mixed liquid obtained after laser irradiation is moved to a closed vessel for ultrasonic wave and microwave cooperative treatment; filling is carried out, and the compound fruit juice beverage is obtained. The prepared compound fruit juice beverage is fresh and cool in taste, strong in fruity flavor and good in flavor, and the typical fragrance of fruits is well reserved; due to the fact that the compound fruit juice beverage is a slightly alkaline beverage, the beverage meets the requirements of the slightly alkaline internal environment of the human body, good internal and external environments can be provided for life motion of cells, the cells are more active, and quality and value are greatly improved. The process is simple, and cost is low.
Owner:HUIZHOU UNIV
Preparation method of liquid cellulase
ActiveCN101659949AImprove equipment utilizationLow costMicroorganism based processesEnzymesChemistryCulture fluid
The invention relates to a preparation method of liquid cellulase. The invention adopts a semicontinuous fermentation mode to utilize microorganism fermentation so as to produce cellulase in culture medium. The preparation method comprises the following steps of: (I) inoculating the microorganism into a fermentation medium, insulating and culturing; and (II) discharging 10 percent to 80 percent ofculture liquid obtained by the step (I), and simultaneously supplying new fermentation medium with same volume, and culturing; and circling the step (II) for more than 10 to 15 times, and dischargingthe tank. The method is applicable to industrial production, can improve utilization ratio of equipment, and simultaneously reduce the cost of preparing seeds; in addition, the cellulase and microcrystalline cellulose degradation products in the fermentation liquid also provide good external environment for the induction of cellulase of the following semicontinuous fermentation, therefore, the cellulase can be prepared with high yield.
Owner:ANHUI BBCA FERMENTATION TECH ENG RES
Spotted-brown chicken breeding method for keeping fine properties
InactiveCN106070036AReduce pollutionImprove survival rateFood processingAnimal feeding stuffAnimal scienceResource utilization
The invention discloses a spotted-brown chicken breeding method for keeping fine properties. By precisely controlling nutrient and environment factors, a good external environment is created, the survival rate of egg spotted-brown chickens is effectively improved, the chicken production performance is improved, environmental pollution is reduced, and the resource utilization rate is improved. A complete breeding system is built for brooding, breeding and egg laying of spotted-brown chickens, harmful effects of various adverse situations on spotted-brown chickens can be eliminated and reduced to the maximum, the feed-egg ratio and egg breaking rate are reduced, the egg chicken survival rate is improved, and highest economic benefits are obtained.
Owner:ANHUI MUXIANG POULTRY IND
Wintersweet green branch cuttage method
InactiveCN104145796AAvoid corrosionGuaranteed breathabilityCultivating equipmentsSoilless cultivationCylindrusFishery
The invention relates to the technology of wintersweet cultivation, in particular to a wintersweet green branch cuttage method. According to the technical scheme, special flower mud for flower arrangement in a flower shop is cut into 2.cm*2.5cm*6cm blocks or cylinders with the diameter of 2.5 cm and the length of 6 cm from June to August every year; a wintersweet branch with the diameter of 0.8 cm to 1.2 cm grown in the same year is cut into segments which are 20 cm to 25 cm long; three leaves close to the upper end are reserved for each segment, the other leaves are removed, and the lower ends of the branch segments are inserted into the centers of the square surface of the cuboid-shaped flower mud blocks along the center lines; the lower ends of the wintersweet cuttage branch segments are placed in a water tank with the water depth ranging from 2 cm to 3 cm. By the adoption of the scheme, the cuttage branch does not need to be disinfected in advance or soaked in a rooting agent, even sunshading or atomization is not needed, and therefore the management workload is reduced greatly.
Owner:NINGBO YINZHOU YUNFAN ENG CONSULTING
Steam generator core
InactiveCN101846307AImprove heat utilizationImprove the external environmentSteam generation heating methodsSteam boilersEngineeringPiping
The invention discloses a steam generator core, which comprises a water inlet pipe, a water inlet tank, a lower tank, a steam-water separator and a plurality of heating pipes, wherein the water inlet pipe is communicated with the water inlet tank; the heating pipes are uniformly arranged between an upper tank and the steam-water separator; the lower ends of the heating pipes are communicated withthe lower tank, while the upper ends are extended into the steam-water separator; the lower part of the steam-water separator is communicated with the lower tank through a return pipe; the water inlet tank is an annular water tank and arranged above the lower tank and surrounds the heating pipes; and the lower part of the water inlet tank is communicated with the lower tank. The heating pipes arearranged in an approximately closed space formed by the upper tank, the lower tank and a boiling water tank, and most of heat dissipated to the outside by the heating pipes is absorbed by the steam-water separator, the lower tank and the water inlet tank so as to improve the heat utilization rate of the steam generator core and improve the external environment of the steam generator core.
Owner:李国康
Drying molding technique for twist shaped tea and twist shaped tea firing machine
InactiveCN101218945AImprove the external environmentImprove internal environmentPre-extraction tea treatmentSweet flavorEngineering
The invention relates to a drying and shaping technique for the processing of quhao tea and a processing machine aiming at that the finished products processed by the invention can be characterized by green color, pure fragrance, sweet flavor and beautiful appearance, show the quality characteristics of natural tea and lead the grade of the finished product to be improved and the market competitive power to be enhanced. The technical proposal of the invention is that a drying and shaping technique for a quhao tea arranges a wet tea blank going through prophase treatment into a rotatable ventilating container made by bamboo materials; a wall of the container is bestrewed by ventilating holes; besides, the wall of the container is blew by hot air to heat and dry the tea blank in the container; when the water containing rate of the finished product is lower than 6 percent, the machine can be stopped to fetch out the tea for laying open, cooling and bagging. A quhao tea drier includes a rotatable cylinder and a sealing cover on the periphery of the cylinder; a wall of the cylinder is weaved by bamboo slices and holes are formed between neighboring bamboo slices; the wall of the cylinder is also provided with an movable door; the sealing cover is respectively provided with an air inlet, an air outlet, and a material inlet and outlet door, wherein, the air inlet is communicated with a hot air generating device via a pipeline.
Owner:唐妙火
Anti-blocking molten iron blowing desulfurization spray gun with multi-strand cyclone dispersion function
InactiveCN105331773AGuarantee unimpededGuaranteed sealing performanceLiquid spraying apparatusCycloneRefractory
The invention discloses an anti-blocking molten iron blowing desulfurization spray gun with a multi-strand cyclone dispersion function. The anti-blocking molten iron blowing desulfurization spray gun is composed of a connection section, a gun body section and a blowing section, wherein the connection section is composed of a connection flange and a composite gun core in sequence, and the outer walls of the gun body section and the blowing section are a refractory material gun lining formed through pouring a refractory material; and a gun body outer diameter D of the blowing section is greater than a gun body outer diameter d of the gun body section, the composite gun core sequentially comprises an inner insertion tube, a main tube and a reinforcing tube from the inside to the outside, an inner insertion tube connector is installed on the inner wall of the bottom end of the reinforcing tube, the bottom end surface of the inner insertion tube is level with the bottom end surface of a graphite blowing tube, and wrapped with the refractory material gun lining to form a spray gun nozzle, and grooves are formed at the nozzle. According to the invention, the inherent shortages of poor reaction kinetics performance and high blocking frequency of a nozzle existing in a conventional spray gun are effectively solved through said structural design and optimization for the related structural dimensions; and meanwhile, the anti-damage capacity of the blowing section and the gun body section of the spray gun is effectively reinforced, and the purpose of prolonging the service life of the spray gun is achieved.
Owner:武汉钢铁有限公司
Planting method of melastoma dode candrum lour
InactiveCN109804852APromotes plant growth and accumulation of active ingredientsImprove fruit qualityBiocidePlant growth regulatorsStress resistanceActive component
The invention provides a planting method of melastoma dode candrum lour. As for the planting method, the melastoma dode candrum lour is planted through a mode of cutting seedling-raising and then field planting cultivation. Firstly, cutting strips are tested to enhance stress resistance, then seedling-raising cups with thin film layers are used for cutting, and then planted in a planting field; then a growth promotion solution is sprayed to promote plant growth and accumulation of active components, and then a fruit promoting agent is sprayed to improve the fruit quality. According to the planting method of the melastoma dode candrum lour, melastoma dode candrum lour seedlings are high in the growth velocity, plants have the high cold and frost resistant capacity, the acre yield of fruitsis up to 1200 kg or above, the taste is fresh and sweet, and the lectin contents of hemostatic glycoprotein components in the whole plants are up to 5.5 mg / g or above. According to the planting methodof the melastoma dode candrum lour, the melastoma dode candrum lour plants can withstand the low-temperature environment, the melastoma dode candrum lour is subjected to plant expanding development to high-latitude areas advantageously, and suitable for scale planting and wide promotion.
Owner:三江县丰农农业科技有限公司
Milking cow concentrated feed as well as preparation and application thereof
InactiveCN108077613AImprove immunityImprove conversion rateFood processingAnimal feeding stuffFeed conversion ratioChrysanthemum nankingense
The invention discloses a milking cow concentrated feed. The preparation raw materials of the milking cow concentrated feed comprise the following components of sprayed corn husks, corn DDGS, large-piece soybean meal, cottonseed meal, trachycarpus fortunei meal, sesame seed meal, glutamic acid dregs, stone powder, corn ammoniated straw, baking soda and a core material, wherein the preparation rawmaterials of the core material comprise radix astragali, black wood ears, radix codonopsis, chrysanthemum nankingense, kalimeris indica, old rice, banana peel and pomelo peel. The concentrated feed isused for preparing a complete feed, and the complete feed is used for raising milking cows, so that based on guaranteeing the milk yield, the feed conversion can be improved, the malodour of excrement and urine can be reduced, and the effect of improving the immunity of the milking cows can be achieved.
Owner:天津九州大地饲料有限公司
Automobile combustion-supporting economizer
PendingCN102003307AHigh-tech contentSave fuelInternal combustion piston enginesExhaust apparatusCombustionMechanical equipment
The invention relates to an automobile combustion-supporting economizer, which can be widely suitable for all fuel mechanical equipment and big and small motor vehicles. The automobile combustion-supporting economizer is structurally characterized in that the outer part of a tail gas exhaust pipe is provided with an airhood, one side of the airhood is provided with an air inlet, and the other side of the airhood is provided with an air outlet. The air outlet is connected with an air inlet of an automobile engine. The automobile combustion-supporting economizer can save 20%-25% of fuel oil. Various sizes and different shapes of products can be produced according to the type of different automobiles and the practical situation of automobiles, meanwhile the energy saving effect is not influenced. Moreover, the function of the economizer is completed by utilizing the heat for exhausting tail gas, and waste gas is utilized for benefiting the nation and people.
Owner:王恩波
Denitrifying dephosphorization device and method of A2/O-biological aerated filter (BAF)
ActiveCN101880110ARealize deep denitrification and dephosphorizationReduce energy consumptionMultistage water/sewage treatmentActivated sludgeTreatment effect
The invention discloses denitrifying dephosphorization device and method of an A2 / O-biological aerated filter (BAF), belonging to the technical field of activated sludge and sewage treatment. The device is mainly formed by sequentially connecting a raw water tank (1), an A2 / O reactor (2), a secondary sedimentation tank (3) and a BAF (4). The method comprises the following steps of: elutriating nitrifying bacteria with a long sludge age through shortening the sludge age of A2 / O to 15 days; growing DPAOs (Denitrifying Phosphate Accumulating Organisms), denitrifying bacteria, and the like with a short sludge age in A2 / O activated sludge in a suspension state; growing denitrifying bacteria with a long sludge age on an active biological filler in the BAF in a fixed film form; running the A2 / O reactor under a short sludge age condition for denitrifying denitrification and dephosphatation; running the BAF under a long sludge age condition for nitrifying; and meanwhile, providing enough electron acceptors for an anoxic zone of the A2 / O reactor so as to provide a necessary condition for denitrifying dephosphatation. The invention has stable reliable treatment effect, stable outlet water quality and lower energy consumption.
Owner:江门市新会区龙泉污水处理有限公司
Method of manufacturing magnetic field shielding sheet and magnetic field shielding sheet formed thereby
ActiveUS10931152B2Improve rigidityPrevent external impactShielding materialsBatteries circuit arrangementsCondensed matter physicsMaterials science
Owner:AMOSENSE
Preparation method of culture medium simulating diabetic foot inflammation micro environment
InactiveCN108865991AHigh specificityStrong representativeCulture processSkeletal/connective tissue cellsL-glutamineIn vitro study
The invention relates to the preparation of a stem cell culture medium, in particular to a preparation process of a culture medium simulating a diabetic foot inflammation micro environment. The culture medium consists of the following components: 10ml of DMEM / F12 culture medium, 2ml of fetal calf serum, 300 micro liters of nonessential amino acid, 300 micro liter of L-glutamine, 200ng of vascularcell adhesion molecule-1, 250ng of tumor necrosis factor alpha, and 200ng of interleukin-6. The invention aims at providing a preparation process of the culture medium simulating the diabetic foot inflammation micro environment. The culture medium has specific inflammatory factors causing the diabetic feet such as VCAM1, TNFalpha, IL-6. Mesenchymal stem cells can survive in the culture medium, thecell passage and the cell ultralow-temperature freeze storage can be performed, and the culture medium has important significance for the in-vitro research of stem cells and exosomes in the diabeticfoot inflammation micro environment.
Owner:广州市番禺区中心医院
Process for manufacturing wind-up type liver tissue engineering stent
InactiveCN100369590CPromote formationRealize customized manufacturingSemi-permeable membranesSurgeryMicro structureArtificial liver
The invention discloses a method for producing the packed liver project bracket. First according to the inner micro-structure of natural liver, processing the bionic design of liver project bracket blood vessel system and the liver hole; using the fast molding micro-complex technique to produce the silicon rubber mould of bionic liver project bracket; plating the biological material with better bioavailability and biodegradability on the silicon rubber mould; packing the liver project bracket mould after removing mould to realize the spatial structure of liver project bracket; and wetting, sopping, cooling and drying the liver project bracket to attain the spatial liver project bracket with high porous property. When in the external culture, the endothelial cell of blood vessel is planted on the blood vessel network system, and the liver cell is planted on the liver cell hole; then, with the degradation of spatial liver project bracket, the endothelial cell can form the blood vessel, and the liver cell can increase and reunite to grow into the liver organization, to supply the base of transforming the artificial liver into natural liver.
Owner:XI AN JIAOTONG UNIV
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