240results about How to "Play a decisive role" patented technology

The invention discloses a method based on monocular vision for detecting and roughly positioning the edge of a road, and relates to the field of machine vision and intelligent control. Aiming at a continuous road with different edge characteristics, two road edge detection methods are supplied and suitable for semistructured and nonstructured roads and can be applied to vision navigation and intelligent control over a robot. The invention provides a method for detecting the edge of the road based on colors and a method for detecting the edge of the road based on threshold value partitioning. On the basis of the obtained edge of the road, an image is subjected to inverted perspective projection transformation, so that a front view is transformed into a top view; and according to a linear corresponding relation between a pixel and an actual distance in the image, a perpendicular distance from the current position of the robot to the edge of the road and a course angle of the robot can be calculated. The method is easy to implement, high in anti-interference performance, high in instantaneity and suitable for the semistructured and nonstructured roads.

The invention discloses a rock mass structural surface shear test method, which comprises the following steps of firstly, cutting a rock mass test piece into a cuboid and marking a vertical axis line and a horizontal axis line; then adjusting an adjusting rod, fixing the rock mass test piece by a movable steel baffle, enabling the vertical axis line of the rock mass test piece to coincide with the vertical axis line of a normal loading mechanism, enabling the horizontal axis line of the rock mass test piece to coincide with the horizontal axis line of a shear loading mechanism, and enabling the structural surface of the rock mass test piece to be located above the movable steel baffle; carrying out grading force application on the rock mass test piece by the normal loading mechanism from the vertical direction, and carrying out grading force application on the rock mass test piece by the shear loading mechanism from the horizontal direction; receiving the force application data of the normal loading mechanism and the shear loading mechanism and the displacement values of a normal displacement sensor and a horizontal displacement sensor by a computer, and analyzing and calculating the data. The invention also provides a rock mass structural surface shear test device. According to the invention, the stress bearing condition of a rock mass in the reality can be simulated, and test data are accurate and reliable.

The invention belongs to the technical field of animal virology and genetic engineering, relating to pseudorabies virus which lacks parts of virulence gene of min strain A of pseudorabies virus, and the process for preparing vaccine with the virus. The DNA recombinant technology is employed to artificially remove all or parts of albumen code area of a plurality of genes of TK, gE, gI, 11K, and 28k which are unnecessary genes and duplicate virus of viruses and influence the virulence in the pseudorabies virus, thereby lowering the virulence of the pseudorabies virus, achieving attenuated vaccine strains SA215 of which the attenuation genetic engineering is lack, preparing vaccine with SA215 virus, and immunizing animals to effectively prevent and control the occurrence and prevalence of the pseudorabies.

The invention discloses a solid waste innocent treatment device and a solid waste innocent treatment method. The solid waste innocent treatment device comprises a solid waste pyrolysis gasifier, a fuel gas oxygen replenishment premixing and filtering chamber, a fuel gas combustion chamber, a dechloridation and desulfurization drying device and a solid waste pretreatment device which are sequentially communicated; the solid waste innocent treatment device also comprises a biomass pyrolysis gasifier and a tail gas treatment device, wherein the biomass pyrolysis gasifier is communicated with the fuel gas oxygen replenishment premixing and filtering chamber; the tail gas treatment device is communicated with the top of the dechloridation and desulfurization drying device. When the method and the device are used for treating solid waste, the content of Dioxin in a detected emitted tail gas is lower than 0.023ng/m<3>, and the emission allowances of other gases, such as CO, SO2, HC1 and NOx, are also highly superior to the emission standard (GB18485-2014) issued by the nation in July 1st, 2014, and can completely meet the requirement of environment-friendliness.

The invention discloses a semi-supervised learning-based recommendation system shilling attack detection method. The method comprises the following stages: a shilling attack detection preprocessing stage, namely preprocessing the data of a marked data set and an unmarked data set to obtain shilling attack detection indexes of the marked and unmarked data sets, and training an initial Naive Bayes classifier on the marked data set; and an EM-lambda algorithm stage, namely continuously iterating by an EM-lambda algorithm to obtain a stable classifier and finally obtaining the type of the unmarked data set, and predicting whether an unmarked user belongs to a normal user (N) or a shilling user (S) through a function f: U to C so as to finish the recommendation system shilling attack detection. The method is used for discovering shilling attack users in a recommendation system, has high efficiency, sensitivity, special effect performance, high detection rate and low error rate.

The invention discloses an anti-corrosion and anti-explosion full-automatic multihead filling packaging line. The anti-corrosion and anti-explosion full-automatic multihead filling packaging line comprises a filling machine capable of conducting filling on bottles, a control system which is provided with a touch screen and adopts a PLC, a stopper sealing machine capable of installing a stopper in each bottle, a stopper installing detection photoelectric sensor, a stopper installing bottle blocking baffle, a stopper installing pneumatic mechanism, an outer cover installing machine capable of installing an outer cover on each bottle, an outer cover installing detection photoelectric sensor, an outer cover installing bottle blocking baffle, an outer cover installing pneumatic mechanism, a cover screwing machine capable of screwing the outer covers, a labeling machine, a labeling detection photoelectric sensor, an automatic inkjet printing machine and an inkjet printing detection photoelectric sensor. A transport mechanism runs through the whole anti-corrosion and anti-explosion full-automatic multihead filling packaging line and is responsible for transport of the bottles.

The invention discloses a forecasting method for a solar photovoltaic electricity generation amount based on the SVM (support vector machine) - Markov combination method. The method comprises the following steps of (1) selecting the solar radiant strength, daily maximum temperature, relative humidity and a wind speed as warning factors; (2) collecting a certain quantity of sample data according to the warning factors; (3) primarily establishing an SVM regression forecast model, carrying out training by utilizing the sample data, and determining an SVM model structure; (4) carrying out primary forecast of the photovoltaic electricity generation amount according to the SVM model structure obtained from the step (3); (5) carrying out rectification on a forecast result by applying the Markov method; (6) obtaining the forecast result. According to the forecasting method, the SVM is adopted to carry out the regression forecasting analysis, rectification on the forecast result is carried out through the Markov method, the method is coincided with the characteristics of photovoltaic electricity generation, advantages of the forecasting method and the Markov method are complemented, therefore a more accurate forecasting result is obtained, and reliable forecast on the photovoltaic electricity generation amount is realized.

A pure traditional Chinese medicine preparation for treating cardiovascular diseases is characterized in that the pure traditional Chinese medicine preparation is prepared by traditional Chinese medicine raw materials with the following parts by weight: 5-10 parts of safflower, 10-20 parts of motherwort herb, 4-8 parts of danshen root, 4-8 parts of Szechuan lovage rhizome, 2-4 parts of medicinal cyathula root, 3-6 parts of peach seed, 2-4 parts of trogopterus dung, 2-4 parts of common burreed rhizome, 2-4 parts of zedoary, 2-4 parts of turmeric, 1-2 parts of dragon blood, 3-6 parts of clematis root, 2-4 parts of gentiana macrophylla, 2-4 parts of heracleum hemsleyanum michaux, 2-4 parts of radix stephaniae tetrandrael, 2-4 parts of sea-ear shell, 2-4 parts of oyster shell, 2-4 parts of puncturevine caltrop fruit, 3-6 parts of uncaria, 1-2 parts of stiff silkworm, 0.2-0.4 part of scorpion, 4-8 parts of rhubarb, 2-4 parts of ephedra herb, 2-4 parts of pepperweed seed, 2-4 parts of bitter apricot seed, 2-4 parts of sessile stemona root, 4-8 parts of unibract fritillary bulb, 2-4 parts of snakegourd fruit, 2-4 parts of arisaema cum bile, 2-4 parts of pinellia tuber, 2-4 parts of nutgrass galingale rhizome, 2-4 parts of rhizoma corydalis, 2-4 parts of Chinese eaglewood, 2-4 parts of cassia seed, 2-4 parts of common selfheal fruit-spike, 1-2 parts of cicada slough, 3-6 parts of honeysuckle flower, 2-4 parts of chrysanthemum, 3-6 parts of baical skullcap root, 2-4 parts of golden thread, 2-4 parts of tree peony bark, 4-8 parts of red paeony root, 4-8 parts of tuber fleeceflower root and 4-8 parts of membranous milk vetch root. The pure traditional Chinese medicine preparation is used for treating various cardiovascular diseases, the sequelae and the complications thereof.

The invention provides a device and method for a high temperature melt growth choking experiment. The device comprises a heating oven which comprises an oven body made of zirconia with a cylindrical structure. A ring of a high temperature heat insulation layer is placed in the oven body around the inner wall. The side wall of the oven body is provided with several transparent windows in which thermal couples are installed. Several test bars are placed vertically at the center of the oven body. Each test bar comprises a tungsten rhenium heating bar located in the center. The outer side of the tungsten rhenium heating bar is an alumina layer. The outer side of the alumina layer is a zirconium 4 alloy layer. A transformer is mounted below the heating oven, and is connected with the tungsten rhenium heating bars. Through the implementation of electrical heating to the tungsten rhenium heating bars, the fuel rod decay heat can be simulated. The maximum heating temperature during experiment can reach 2000 DEG C, therefore, the faithful simulation of the melting of core material and the migration and choking characteristics of the high temperature melts of over 2000 DEG C are achieved. The arrangement of several visualization transparent windows at the side of the oven body can dynamically expound the behavioral mechanism of the melting of core material and the migration of melt.

This invention relates to a method for preparing ultra-long SiC nanofibers, which can solve the problems of low nanofibers purity, low yield, ununiformity of nanofibers thickness and short nanofibers (on micrometer scale only) faced by previous techniques. The method comprises: (1) loading SiC gel powder containing C into a graphite crucible; (2) placing the graphite crucible into an atmospheric sintering furnace, and vacuumizing; (3) introducing Ar into the atmospheric sintering furnace to 0.1-2.0 MPa; (4) heating and keeping the temperature; (5) cooling the room temperature to obtain ultra-long SiC nanofibers. The SiC nanofibers prepared by this method are monocrystalline, and have high purity and uniform thickness. The diameters are within 30-300 nm, mainly within 50-150 nm, and the lengths can reach millimeter scale.

The invention relates to the field of coal mine tunnel tunneling exploiting and supporting machines, in particular to a tunneling, anchoring and protecting integrated tunneling-anchoring-protecting machine. The problems that a tunneling machine, a bolting machine and a temporary support work in a split mode, thus the time is wasted, the labor intensity of anchor bolt artificial striking is large,the efficiency is low, and the safety is poor are solved. The tunneling-anchoring-protecting machine comprises a tunneling machine, roof bolting machines, side wall bolting machines, slide way devices, temporary support mechanisms and a lifting operating table. The two roof bolting machines are adopted and horizontally move through the slide way devices fixed to a front vertical plate of the tunneling machine to complete anchoring of roof anchor bolts. The two side wall bolting machines vertically move through the slide way devices provided with the side wall bolting machines to complete anchoring of the side wall anchor bolts. The temporary support mechanisms and the lifting operating table adopt integrated structural design and then are connected with the slide way devices provided withthe side wall bolting machines to achieve integrated design, and the front and rear continuous two rows are simultaneously anchored. Thus, the effect of integration of the tunneling machine, the bolting machines and temporary supports is achieved.

The invention provides a preparation method of a stewing film for beverage packing in the field of liquid beverage packing. The method is mainly characterized in that the traditional formula of raw materials for preparing the stewing film is improved; high-density polyethylene, medium-density polyethylene, linear low-density polyethylene and metallocene low-density polyethylene with certain weight percent are adopted; the raw materials are divided into three layers for targeted use according to certain weight percent, mixed with the present auxiliary materials, extruded by a three-screw extruder, and prepared into the composite-layer stewing film material for beverage packing according to the traditional technological procedures. Compared with the traditional preparation technology, the invention reduces the total thickness of a product, obviously decreases the loss rate of defective and waste products, improves the product quality and performance, and adapts to and meets the performance demands for high temperature resistance, piercing resistance, heat seal and pollution resistance.

The invention provides a device and method for transmitting remote data of the water temperature of a ground water level. The device comprises field monitoring equipment, a communication interface module, a microprocessor, a transmission module, a clock module and a power unit, wherein the clock module is used for providing a clock benchmark for the device, and the power unit is used for providing power for all the working units. The power unit comprises a power supply, a normally-opened power module, an interruptable power module and a battery monitoring module unit. The power supply directly provides power for the transmission module and is connected to the normally-opened power module and the interruptable power module respectively after two times of voltage stabilization. The normally-opened power supply provides working voltage for a microcontroller, a real-time clock, a communication interface and a battery monitoring unit. The interruptable power module provides working voltage for a water level monitor, a water temperature monitor and an air pressure sensor. The battery monitoring module unit is used for monitoring the working state of the interruptable power module. The device not only can carry out real-time monitoring and remote control on the running conditions of the monitoring instrument, but also can ensure that the power supply is switched off in a non-work state to reduce power consumption to the largest degree.

The invention discloses a cyclic enhanced denitrification double-inlet type constructed wetland device. The constructed wetland device comprises a high-level water inlet trough, a main water inlet pipe and a water outlet pipe, wherein the high-level water inlet trough is connected with the main water inlet pipe; the main water inlet pipe is connected with a main water inlet valve and a middle layer water inlet pipe respectively through a three-way joint and extends in a constructed wetland, the middle of the main water inlet pipe is provided with the main water inlet valve; the middle layer water inlet pipe extends in the constructed wetland, the middle of the middle layer water inlet pipe is provided with a middle layer water inlet pipe valve; the water outlet pipe is lead out of the constructed wetland, the middle of the water outlet pipe is provided with a water outlet pipe valve, the outlet end of the water outlet pipe leads to an effluent collecting pond; one end of an effluent circulating pipe extends in the constructed wetland, the middle of the effluent circulating pipe is provided with an effluent circulating pipe valve, and the other end of the effluent circulating pipe is connected with an effluent circulating pump; and the effluent circulating pump extends in the effluent collecting pond. The constructed wetland device in the invention has a simple structure and is convenient to use; and the result of continuous water quality monitoring shows that the total nitrogen removal rate of the device can reach more than 90%.

The invention belongs to the technical field of semiconductor nanomaterials and discloses a [010]-directional bismuth vanadate nanotube crystal array growing on a transparent conductive substrate anda preparation and application thereof. The method comprises the steps that a bismuth vanadate seed is firstly prepared on the transparent conductive substrate through a sol-gel method, then a BiVO4 nanotube crystal array is prepared in the presence of a morphological control agent by using a hydrothermal/solvothermal method and a high-pressure autoclave, and finally the monoclinic-phase [010]-directional bismuth vanadate nanotube crystal array growing on the transparent conductive substrate can be obtained by putting prepared BiVO4 nanotubes in a tube furnace for high-temperature annealing. The one-dimensional nanotube array directly grows on the transparent conductive substrate, the process of applying the one-dimensional single crystal material in a semiconductor device is simplified, notoxic or hazardous substance is produced in the whole preparation process, the environment is not polluted, human health is not harmed, and the [010]-directional bismuth vanadate nanotube crystal array is safe and friendly to the environment.

The invention discloses a magnetic resonance elastography head pillow-type electromagnetic excitation device, which comprises a table frame; a support shaft is fixed on the table frame; the support shaft can be rotationally provided with at least one driving plate, one end of the driving plate positioned on one side of the support shaft is provided with an electromagnetic coil on which a copper wire is used to be connected with an output interface of a low frequency sinusoidal signal amplifier of the magnetic resonance elastography device, and one end of the driving plate positioned on the other side of the support shaft forms a head pillowing part. The excitation device has the advantages that the excitation device sufficiently considers the clinical practicability, has good comfort, so that a patient is easy to accept; during inspection, the head of an inspected person can be substantially contacted with the vibrational excitation device, so the inspected person has no adverse reaction even if receiving the inspection for a longer period, and the device can complete routine MRI inspection and MRE inspection at one time.

The invention provides a novel traditional Chinese medicine extraction method and a special device. The method comprises the following steps of: (1) placing moisturized traditional Chinese medicines in a closed container, heating the closed container by using an external fire source till the traditional Chinese medicines are charred, and condensing and recovering the exhausted gas to obtain a coarse liquid of the traditional Chinese medicines; and (2) precipitating the coarse liquid obtained in the step (1), taking the supernatant liquid for distilling, taking the distillation liquid of 98-103 DEG C fractions, absorbing by activated carbon, filtering by filter paper, and taking the filter liquid to obtain the traditional Chinese medicine extraction liquid. The invention has the main advantages that a completely new traditional Chinese medicine extraction method is provided by the invention, the traditional Chinese medicine extraction liquid obtained by using the method of the invention has long storage time, fewer toxic and side effects, good taste and greatly improved curative effects on diseases, a basic platform for further improving curative effects of traditional Chinese medicinal herbs, normalizing formulations and overcoming difficult miscellaneous diseases of human is provided, and the foundation is laid for applying the traditional Chinese medicine by all nations around the world, increasing the international status of the traditional Chinese medicine and exploring the traditional Chinese medicine.

The invention provides waterborne resin emulsion and a method for preparing the same. The waterborne resin emulsion is characterized by comprising, by weight, 20-60 parts of functional acrylate monomers, 100-150 parts of acrylate monomers, 1-10 parts of cross-linking monomers, 4-20 parts of emulsifiers, 0.3-1 part of initiators and 250-350 parts of deionized water. Raw materials for the functionalacrylate monomers include hydroxyethyl acrylate, isophorone diisocyanate, antioxidants CA, solvents and a catalyst, a weight ratio of the hydroxyethyl acrylate to the isophorone diisocyanate to the antioxidants CA to the solvents to the catalyst is 50-60:110-150:160-200:100-200:0.01-1, the solvents are mixtures of more than one or two types of acetone and ethyl acetate, and the catalyst is dibulytin dilaurate. The waterborne resin emulsion and the method have the advantages that the waterborne resin emulsion is good in film-forming property and wide in damping temperature range, and can be widely used for vibration attenuation and noise reduction for aircrafts, ships, buildings, transportation and diversified machinery, and good high and low-temperature damping effects can be realized.

The invention discloses a comprehensive performance test and debugging test device and test method of a rotary drilling rig. A dynamometer motor in the test device is arranged on a foundation; a torque transmission gear box is fixed on a gear box anchoring plate through a gear box adapter plate; a speed-up corner gear box is arranged on the torque transmission gear box, and is connected with the dynamometer motor through a transmission shaft, a torque sensor and a motor coupler in sequence; a driving sleeve is arranged in a connecting shaft of they torque transmission gear box, the lower end of a driving sleeve is connected with a hydraulic load oil cylinder through a slewing bearing I, a slewing support and a tension and pressure sensor, the slewing support is fixed in they foundation, and the hydraulic load oil cylinder is connected to a hydraulic station through a hydraulic pipeline; a tension and pressure sensor and a load oil cylinder pressure control valve in the hydraulic station are connected to a calculation software machine control system; the torque sensor is connected with a computer software control system; the dynamometer motor is connected in parallel with a distribution room power grid and a water-cooled resistance box. The control is more accurate, the actual working condition can be simulated, and the comprehensive data analysis capability is stronger.

The invention discloses an enclosed type polyurethane curing agent emulsion and a preparation method and applications thereof. The enclosed type polyurethane curing agent emulsion is prepared by the following steps: (a) preparing polyisocyanate prepolymer containing a sulfonic acid group; (b) preparing enclosed type polyisocyanate prepolymer; and (c) preparing enclosed type polyurethane curing agent emulsion. The invention also discloses applications of the enclosed type polyurethane curing agent emulsion. The enclosed type polyurethane curing agent emulsion exists in a form of aqueous emulsion and can be individually stored for a long term. The emulsion does not contain any organic solvent, has a high solid content and a high NCO content, can be directly diluted by adding water, and can be stored for a long term after being mixed with aqueous resin containing active hydrogen. The prepared aqueous baking finish and aqueous high temperature glue are convenient to use; and the prepared products have a good waterproof property and high strength.

The invention discloses a preparation method of earthworm bioactive fulvic acid, and relates to a preparation method of fulvic acid. The invention aims to solve the problems in the process of converting livestock manure and crop straws into fulvic acid through a biochemical method and extracting the fulvic acid. The existing biochemical treatment needs to meet the temperature conditions, and the obtained fulvic acid has low purity, poor stability and short shelf life. According to the method, a mixture of livestock manure and straw is processed by 5 earthworm species in cooperation with microbial biological fermentation to produce an earthworm bait, and the earthworm bait is fed with high-efficiency earthworm varieties bred through independent hybridization to obtain earthworm manure withspecific components, and then the earthworm manure is extracted to finally obtain the earthworm bioactive fulvic acid. The method is applied to the field of preparation of fulvic acid.

The invention provides damping resin emulsion. The damping resin emulsion is characterized by being prepared from, by weight, 10-50 parts of a functional acrylic monomer, 100-150 parts of an acrylic monomer, 4-20 parts of a cross-linking monomer 1, 1-10 parts of a cross-linking monomer 2, 4-20 parts of an emulsifying agent, 0.3-1 part of an initiator and 200-400 parts of deionized water. The functional acrylic monomer is prepared from hydroxyethyl acrylate, isophorone diisocyanate, an antioxidant 1010, an acetone and butanone mixed solvent and a catalyst according to a weight ratio of (50-60):(110-150):(170-210):(100-200):(0.01-1), wherein the acetone and butanone mixed solvent is a mixed solvent made from acetone and butanone according to a mass ratio of (1-3):10, and the catalyst refersto dibutyltin dilaurate. The damping resin emulsion is great in film forming performance, wide in damping temperature range and excellent in damping effect and can be widely applied to vibration damping and noise reduction of airplanes, ships, buildings, transportation and various machines.

The invention discloses a special RO-phase magnetic separator for steel slag micro powder. The special RO-phase magnetic separator comprises a separation cavity, an RO-phase collecting cavity and a magnetic bar component, wherein the RO-phase collecting cavity is formed in one side of the separation cavity and is a half-sealed cavity; an RO-phase discharge hole is formed in the lower part of the RO-phase collecting cavity; a plurality of groups of windows are arranged between the RO-phase collecting cavity and the separation cavity; the magnetic bar component penetrates through the windows, spans between the two cavities and is used for communicating the two cavities; the magnetic bar component structurally comprises a cylinder, a magnetic system shaft, a magnetic block, a chain wheel and a bearing. When the equipment is additionally arranged on an air tube, the RO-phase in the steel slag micro powder can be effectively adsorbed and separated, and the content of inert substances in the steel slag micro powder after RO-phase separation can be reduced to within 15% from about 35% at present.

The invention relates to a kind of magnetic sorting material and its preparation method and supplication. The material includes by weight 99.0-99.8% Fe, 0-0.04% C and some impurity. The product coercive force is 30-150A/m and the maximum magnetic conductivity is between 4000 and 9000. The invention supplies a method of processing the magnetic material into uniform pellets. The pellet possesses the magnetic character of high magnetic conductivity, low coercive force and low magnetism left and so on. The invention relates to the supplication of processing the magnetic sorting material into the magnetic sorting pellet. The pellet and the magnetic particle marked by the biologic molecular compose the magnetic sorting system. It can sort all kinds of biologic samples, such as cell, subcellular substance, bacterium, virus, nucleic acid, protein and so on.