30results about How to "Strong ability" patented technology

A process and catalyst for preparing isooctanol by liquid-phase hydrogenation of the mixture of isooctanal and octylene alcohol is disclosed. Said catalyst is prepared from metallic Ni, alkali-earth metal oxide and / or alumina, and Si-contained compound as carrier through code position of Ni and carrier, kneading, and calcining at 300-800 deg.C. Its advantages are good porous structure, and high strength, hydrogenating activity, and output rate of isooctanol.

The invention discloses a low-altitude target detecting system of a three-coordinate continuous wave one-dimensional phase sweeping unmanned aerial vehicle, and is aimed at providing a detecting device high in data detecting rate and anti-interference capacity. By means of the technical scheme, the system measures a target distance through a frequency modulation continuous wave ranging system, anantenna feedback subsystem converts radio frequency signals into electromagnetic wave signals to be radiated to the space, a receiving subsystem conducts amplifying, frequency varying and SFC controlprocessing on echo signals output by an emission and wave control subsystem, a signal processing subsystem generates the working time sequence of the whole system, measures the three-coordinate vectors of the distance, direction and pitching of a target position and calculates frequency modulation continuous wave ranging data of target signals, and a data processing and communication control subsystem parses the target angle, establishes the trajectory of target movement, controls the working mode of a radar and detects three-coordinate target information according to the target signals calculated by the signal processing subsystem and the antenna angle information output by the antenna control subsystem.

The invention relates to a blotting material used for specific recognition of cells, and preparation and applications thereof. According to the blotting material, cells are taken as a template, cell culturing and cell immobilization technology are adopted to immobilize the cells on the surface of a substrate material, curing of a pre-polymerization system is carried out on the surface of the substrate material, the substrate material is removed via separation, and the template cells on the surface of an obtained cured polymer are removed so as to obtain a finished product. The blotting material is high in selectivity and stability, and can be used in identification, capturing, and enriching of cells.

The invention discloses a satellite navigation receiver carrier loop tracking device in a high dynamic environment, which comprises a discriminator, a loop filter, a numerically-controlled oscillator and an open loop acceleration estimator, wherein the discriminator is used for generating a phase difference or a frequency difference between a receiving signal after stripping a pseudo code and a local reproduction carrier signal, and sending the phase difference or the frequency difference to the loop filter; the loop filter is used for generating a receiving signal speed estimation value and an acceleration estimation value according to output of the discriminator; the numerically-controlled oscillator is used for acquiring frequency of the local reproduction carrier signal according to output of the loop filter, generating a local reproduction carrier signal and inputting the signal to the discriminator; and the open loop acceleration estimator is used for estimating a Doppler frequency change rate of the receiving signal and assigning the Doppler frequency change rate to the loop filter. The loop has a strong high dynamic signal tracking ability, the loop performance can be effectively improved, and when the receiving signal has an acceleration of tens of g and even hundreds of g or the receiving signal has a large dynamic change, the receiving signal can be tracked.

The water treatment process adopting electrolysis and packed filtration cleaning mode includes the following steps: 1. pumping the water to be treated into electrolytic equipment; 2. adopting D.C. electrolysis; 3. after D.C. electrolysis, in the water in the electrolytic cell producing H2, O2, CO2 and Cl2, etc.; and 4. feeding the water treated by electrolysis into packed filter, in which the manganese sand, quartz sand, active carbon, magnet ore and quartz, etc. can be filled. Said invention utilizes the bubbles produced by electrolysis and electrolytic oxidation of organic matter to separate the gases of H2, O2, CO2 and Cl2 from water, and utilizes the oxidation filtration so as to clean water.

The invention discloses anti-mildew cellulosic fibers and a preparation method of the anti-mildew cellulosic fibers. The preparation method comprises the following steps that a mildew preventive and a melamine formaldehyde resin which are subjected to modified dispersive processing are uniformly dispersed in mucilage glue primary liquid; the crosslinking on the mildew preventive is carried out by utilizing a netlike crosslinking function of the melamine formaldehyde resin; a wet spinning process is carried out to prepare cellulosic fibers with a mildew prevention and deodorization function. The mildew prevention grade of the anti-mildew cellulosic fibers produced by utilizing the method can reach 0 grade in GB / T24346-2009, the dry strength of the fibers is more than or equal to 2.10 cN / dtex, and the wet strength is more than or equal to 1.10 cN / dtex. The prepared fibers are high in mycete prevention capability, have a lasting effect, can effectively solve the technical problem that the anti-mildew fibers are not tolerant to wash, and can be widely applied to manufacturing of underwear, pants and household articles, and non-woven industries.

The embodiment of the invention provides a rotating machine bearing fault diagnosis method, which includes steps of collecting vibration signal of a rotating machine bearing under a current running state, and using multiple vibration signals within a preset time period as to-be-detected data samples; grouping the to-be-detected data samples and calculating the box dimension number of every group of data according to a fractal dimension algorithm; calculating the average value and the variable coefficient of the box dimension number; comparing the average value of the box dimension number and the variation coefficient of the to-be-detected data samples with the standard box dimension number and the standard variation coefficient, so as to determine the state of the rotating machine bearing, wherein the standard box dimension number and the standard variation coefficient are acquired through calculating the vibrating signal of the rotating machine bearing under the normal running state. The rotating machine bearing fault diagnosis method applies the box dimension number and the variation coefficient as the feature vectors to describe the bearing fault state; the model description and zone calculation are simple, and the breaking capacity is strong; the fault can be accurately monitored; therefore, the reliability is high.

The invention provides a polyolefin resin composition and a preparation method thereof. The polyolefin resin composition comprises polyolefin, maleic anhydride graft modified polyolefin, a copolymer of maleic anhydride and olefin, and an initiator. The invention further provides an insulating material for a direct-current feeder cable and the direct-current feeder cable. According to the polyolefin resin composition provided by the invention, the composition is free from space charge during testing of space charge. According to the preparation method provided by the invention, the pre-crosslinking of each component of the polyolefin resin composition is minimized, the electrode reversion times are very high and can be over 130 times, high voltage leap resistance is provided under the condition of direct-current pre-pressing, and the requirement of an ultra-high-voltage direct-current feeder cable insulating material is met.

The invention provides an artificial cultivation method for a sporocarp of a bacterial strain of agaricus bisporus. According to the artificial cultivation method, the bacterial strain G1 of agaricus bisporus is adopted; the bacterial strain G1 is obtained through collection, separation and purification in Taiyuan City, Shanxi Province, and is preserved in the microbiological lab in the College of Life Science of Shanxi University. The bacterial strain G1 is inoculated on a basic medium, a kernel boiled juice culture medium or a kernel culture medium to obtain the sporocarp of the bacterial strain G1. Compared with the conventional artificial cultivation method of agaricus bisporus, the method provided by the invention is simple to operate, and low in field and environmental requirements, and has the advantage that the sporocarp can be obtained via artificial cultivation in a short time. The bacterial strain G1 is high in fruiting capability, and wide in fruiting temperature range (16 to 26 DEG C). The artificial cultivation method has an important meaning in developing wild genetic resource of agaricus bisporus, enriching the Chinese agaricus bisporus variety, and promoting agaricus bisporus breeding.

The invention provides a construction method of monascus genetically engineered microorganism having high-yield product Monacolin K and application of the monascus genetically engineered microorganism. Monacolin K encoding gene, namely mok gene, is subjected to overexpression in monascus so that the monascus genetically engineered microorganism having high-yield product Monacolin K is obtained. The mok gene refers to one of mok C gene, mok D gene, mok E gene and mok I gene. Metabolic pathways of Monacolin K of monascus can be increased, and thus, the problem about low yield of secondary metabolite, namely Monacolin K of monascus can be solved fundamentally. Besides, the genetically engineered microorganism is capable of reducing content of citrinin and achieving the purposes of improving quality of monascus products and guaranteeing safety of the monascus products.

The invention discloses a peeling type waterborne cleaning agent for optical glass. The peeling type waterborne cleaning agent is prepared from the following raw materials in percentage by weight: 3 percent to 8 percent of isomeric alcohol polyoxyethylene ether, 2 percent to 5 percent of fatty alcohol polyoxyethylene polyoxypropylene ether, 1 percent to 3 percent of isomeric alcohol polyoxyethylene ether phosphate, 1 percent to 3 percent of fatty acid methyl ester polyoxyethylene ether sodium sulfonate, 0.5 percent to 2 percent of polyethylidene polyqudinedrnium, 0.2 percent to 1 percent of a fluorocarbon type surfactant, 5 percent to 10 percent of a washing assistant, 2 percent to 5 percent of a metal chelating agent and the balance of water. The peeling type waterborne cleaning agent for the optical glass, disclosed by the invention, has extremely low surface tension and prominent capabilities in the aspects of wetting effect and permeability; the peeling type waterborne cleaning agent has an extremely low emulsifying capability and basically does not emulsify oil dirt; a peeling type oil dirt washing manner is adopted and the consumption of useful-effect components in the cleaning agent is effectively reduced, so that the service life of the cleaning agent is greatly prolonged and the sewage treatment cost is greatly reduced; the popularization and application of the waterborne cleaning agent are facilitated; meanwhile, the peeling type waterborne cleaning agent does not contain water body polluting components including phosphorus, APE (Alkylphenol Ethoxylates) and the like, so that the peeling type waterborne cleaning agent has environment-friendly components and is easy to degrade.

The invention provides a salt-responsive modified polyacrylamide oil displacing agent and a preparation method thereof. The raw materials of the salt-responsive modified polyacrylamide displacing agent include acrylamide, sodium acrylate, acrylic polyether polyol, acrylic polyethylene oxide-propylene oxide-ethylene sodium sulfate, an assistant, an initiator and water. The invention also provides the preparation method of the oil displacing agent. The oil displacing agent can effectively reduce the viscosity of crude oil for oil extraction, and has a good ion response intensity.

The invention discloses preparation of a porous tin oxide-CNTs photocatalytic material based on oxidation and reduction of Cu+ / Cu, and relates to a preparation method of a porous tin oxide-CNTs photocatalytic material for photo degradation of organic pollutants on the basis of oxidation and reduction of Cu+ / Cu in an acidic medium. The invention aims to solve the problem that the catalytic activity of conventional film photocatalytic materials is low. The method comprises the following steps: (1) electrically depositing gold imitated bronze-CNTs on the surface of conductive glass; (2) leaching out monovalent copper of gold imitated bronze-CNTs; and (3) oxidizing porous tin-CNTs to prepare the high efficient porous tin oxide-CNTs photocatalytic degradation composite material. The prepared porous tin oxide-CNTs photocatalytic material has the advantages that the specific surface area is enlarged, the adsorption performance is enhanced, the combination between photoelectrons and cavities is prevented, and thus the catalytic performance of the material is largely improved.

The invention provides a method for realizing a CSN.1 protocol processor in a satellite communication system. According to the method, decoding and coding are conducted by means of a CSN.1 description file, a message function library and a message structural body; a bit stream to be decoded sent by an RRC layer or an RLC / MAC layer is received during decoding; the message structural body calls an M-operating function relevant to decoding used during decoding and conducts grammatical transformation on the decoded bit stream according to the CSN.1 grammatical rule to obtain a structural body under the C language through compiling, and then transforms the user-defined structural body into a CSN structure according to the M-operating function provided in the message function library; the CSN structure obtained through message structural body transformation is received during coding, coding is conducted by calling the CSN-DESCR field and an M-operating function relevant to coding automatically, the CSN structure is transformed into a structure capable of identified by a CSN.1 system, and finally the coded bit stream is transmitted and fed back to the RRC layer or the RLC / MAC layer. By the adoption of the method, the working efficiency of the whole system is improved greatly.

The invention discloses a sugarcane mud organic fertilizer with Bacillus subtilis and a preparation method thereof. industrial sugarcane mud is used as a main material; a biological bacterial agent, rice bran, animal waste, straws, tea cake, quick lime and a micro fertilizer are used as auxiliary materials. Bacillus subtilis used herein has a great ability to produce cellulase and lignin peroxidase and can decompose cellulose, lignin and other organics in the organic wastes, such as sugarcane mud, rice bran, straws, and tea cake; the sugarcane mud organic fertilizer with Bacillus subtilis andthe preparation method thereof have the advantages of high organics-decomposing ability, high decomposition degree, secondary aging, zero need for floor area, high automation level, and zero secondaryenvironmental pollution; fermenting equipment can run in enclosed manner, and materials under different fermenting dates are fully separated, so that fermenting speed of the organic fertilizer can beevidently increased and fermenting cycle can be shortened; no foul odor occurs, so that the quality of compost products is improved.

The invention discloses a robot chassis for paddy field multifunctional operation and an agricultural robot, the robot chassis comprises a walking device, a profiling device and a control system, and the control system is connected with the walking device and the profiling device; the profiling device comprises a parallel four-bar mechanism, an electric push rod, a profiling module and a suspension mechanism, the parallel four-bar mechanism is installed in the middle of the walking device, the profiling module and the suspension mechanism are installed on the parallel four-bar mechanism, and the suspension mechanism is used for installing an operation machine tool; when the electric push rod is located at the shortest position, the parallel four-bar mechanism is lifted to enable the operation machine tool to keep a certain height from the ground, when the electric push rod is located at the extension position, the parallel four-bar mechanism is put down to enable the operation machine tool to make contact with the ground and operate, and the profiling module detects fluctuation of the ground in real time and feeds back the fluctuation to the electric push rod for telescopic adjustment. Therefore, the profiling device plays a role in profiling. According to the robot chassis, the intelligent level of an agricultural robot is improved.

A corn ear picking roller with high ear picking-up power and on damage to corn ear is composed of a core roller made of metal and an elastic and flexible jacket with concave-convex structure on its external surface. It is used in pair mode. It is possible to reform its back segment to become a skin stripping roller.

The invention discloses a biochemical analysis method for simultaneously detecting multiple target objects, which combines biochemical reaction with visual microsphere counting, machine vision and deep learning, and respectively couples biological recognition molecules corresponding to the target objects to be detected on the surfaces of a carrier and a signal probe to perform immunoreaction or DNA molecular hybridization reaction. The method comprises the following steps: firstly, detecting a carrier and a signal probe, then separating the carrier and the signal probe by using a capillary tube or a composite film according to different particle sizes of the carrier and the signal probe, and finally, directly carrying out optical microscopic imaging counting on the separated signal probe. According to the invention, the signal probes with different particle sizes or colors are used for distinguishing different detection objects, so that simultaneous detection of multiple target objects is finally realized.

The invention relates to conductive silver paste for laser cutting, low-temperature curing superfine spherical silver powder and a preparation method of the conductive silver paste and the low-temperature curing superfine spherical silver powder. The conductive silver paste for laser cutting is characterized by comprising the following components in parts by weight: 10-40 parts of a resin material, 0.5-5 parts of blocked isocyanate or amino resin, 20-80 parts of a solvent, 0.1-1 part of a fluorine-containing chlorine compound conductive additive, 0-2 parts of a dispersing agent and 55-60 partsof low-temperature cured superfine spherical silver powder. The conductivity of the conductive silver paste for laser cutting is greatly improved, and then the conductive silver paste can be appliedto laser cutting.

The invention discloses a PCB-based current detection device, wherein the device comprises a PCB body, a conducting wire, a first magnetic resistor, a second magnetic resistor and a signal processingmodule; the conducting wire is printed on the first surface of the PCB body, and used for introducing current to be detected; the first magnetic resistor and the second magnetic resistor are arrangedon the second surface of the PCB body; the second surface is opposite to the first surface; the distances of the first magnetic resistor and the second magnetic resistor between projection in a plane,where the conducting wire is, and the conducting wire are different; both the magnetic sensitive directions of the first magnetic resistor and the second magnetic resistor are parallel to the PCB body; furthermore, the magnetic sensitive directions of the two are same; the first magnetic resistor and the second magnetic resistor are connected in series; the two ends, which are connected in series, are connected to a power supply; and the input end of the signal processing module is connected between the first magnetic resistor and the second magnetic resistor, and used for obtaining an outputto-be-detected current value according to an electric signal between the first magnetic resistor and the second magnetic resistor. The external magnetic interference resistant capability of the PCB-based current detection device provided by the invention is relatively high.

The invention discloses an application method of a novel surfactant in zinc oxide ore flotation. In the zinc oxide ore flotation, the novel surfactant as shown in a formula I is used as a collector. When the novel surfactant is used as a flotation collector, the novel surfactant has two mineralophilic groups in the molecule, and thus the novel surfactant has a stronger interaction ability with mineral surfaces and has better selectivity for target mineral; the novel surfactant has two hydrophobic groups, and thus the hydrophobicity of the collector is increased, the ability to collect the target mineral is stronger, and compared with commonly used flotation collectors in the prior art, the novel surfactant has the characteristics of capability of effectively improving the flotation efficiency and recovery rate; and meanwhile, because the molecule of the novel surfactant contains unsaturated alkynyl, the novel surfactant has the characteristics of a low Krafft point. Compared with the commonly used flotation collectors in the prior art, the novel surfactant can effectively improve the flotation efficiency and recovery rate of zinc oxide ore, and can be used at low temperatures.

The invention discloses a multi-degree-of-freedom series-parallel polishing system. The system comprises a worktable, a clamping driving device and a polishing device; the worktable is used for supporting the clamping driving device, and can drive the clamping driving device to switch among a loading station, an unloading station and a polishing station; the clamping driving device is used for clamping and positioning workpieces, and drives the workpieces to realize motions with multiple different modes; and the polishing device is used for driving a polishing part to rotationally move. The multi-degree-of-freedom series-parallel polishing system can be used for irregular surface polishing of the workpieces with different types, has such characteristics as precise polishing, multiple adapted workpiece types, low cost and capability of continuously polishing, protects the health of workers, and saves the factory labor cost.

The invention relates to a knowledge graph-based search input system, which comprises a keyword query input module for acquiring keywords input by a user; the knowledge graph generation module comprises an automatic generation unit and is used for automatically generating a knowledge graph according to keywords input by a user; the interaction module comprises a knowledge graph search request interaction unit and is used for visually displaying the current knowledge graph search request; and the search request correction module is used for correcting the current knowledge graph search request. Compared with the prior art, the method has the advantages of being capable of accurately expressing and depicting the search willingness of the user, good in compatibility and the like.

The invention belongs to the technical field of building ceramic production, and particularly relates to a method for producing split-phase furnace transmutation decorative composite materials from red mud by roller kilns. The method includes placing raw materials, which include the red mud, feldspar, vanadium and titanium slag, quartz, borax, lepidolite and talc, in frit furnaces, melting the rawmaterials at the temperatures of 1400-1500 DEG C, then carrying out water quenching and crushing, carrying out sieving to obtain sieve residues and mixing the sieve residues with one another to obtain split-phase furnace transmutation raw materials; placing raw materials, which include feldspar, clay, flint clay, pyrophyllite and aragonite, in ball mills, carrying out ball milling for 36 h, thencarrying out spray granulation, placing granules in dies and carrying out compression molding to obtain green bodies; arranging the obtained split-phase furnace transmutation raw materials on the green bodies and drying and firing the green bodies with the split-phase furnace transmutation raw materials by the roller kilns to obtain the split-phase furnace transmutation decorative composite materials. The method has the advantages that all the requirements on the usability and the decorativeness of the traditional ceramic can be met by the split-phase furnace transmutation decorative compositematerials produced by the aid of the method, glaze coloring materials are omitted in production procedures, and accordingly the method is a green and environment-friendly production process.

The invention discloses a label. The label comprises a transparent film layer, a color ink layer, an adhesion layer and a tearable layer tacked in sequence, wherein the tearable layer covers part of area of the adhesion layer to make the label have no adhesion in the area. Therefore, the label has stronger external force resistance capability, the cracking, abrasion and other phenomena caused by external forces are decreased, meanwhile the label can be easier to tear off through the tearable layer, and serious consequences possibly caused by the fact that the label is excessively high in strength and is not easily torn off in emergency circumstances can be decreased.

The invention relates to the technical field of artificial intelligence, and discloses an auxiliary device for active braking of an electric vehicle based on artificial intelligence, the auxiliary device comprises a power rod, a power mechanism is welded on the outer wall of the power rod, a braking mechanism is meshed with the inner wall of the power mechanism, and a locking mechanism is rotatably connected with the inner wall of the braking mechanism. According to the auxiliary device for active braking of the electric vehicle based on artificial intelligence, when a main control disc rotates clockwise, a damping disc is driven to rotate clockwise, the damping disc rotates clockwise to drive a driving gear to rotate clockwise, the driving gear drives an auxiliary gear ring and a locking mechanism to rotate anticlockwise, the auxiliary gear ring drives a movable pawl to apply anticlockwise extrusion force to the transmission gear ring, the transmission gear ring drives the transmission gear to rotate anticlockwise so as to drive the brake disc to rotate clockwise, and rapid braking of the automobile is further promoted. The situation that the braking time of the automobile is prolonged due to misoperation of a driver is avoided, and the protection effect on the driver is better.

A method for fabricating an optical element is provided. The fabrication method includes the following steps. A substrate is provided. A plurality of metal grids are formed on the substrate. A first organic layer is formed on the substrate between the plurality of metal grids. A second organic layer is formed on the first organic layer and the plurality of metal grids. The second organic layer and the first organic layer are etched to leave the plurality of metal grids and a plurality of patterned second organic layers on the plurality of metal grids. An optical element fabricated by the method is also provided.

The invention provides a method for optimizing parameters of a fuzzy k-nearest neighbor (FKNN) model based on a variation gall sea squirt swarm algorithm. The method comprises the following steps: acquiring sample data and normalizing the acquired sample data; optimizing the parameters k, m of the FKNN by using an integrated variation Sashimi swarm algorithm of a preset restart mechanism; and optimizing the FKNN model by using the optimal neighbor number k and the fuzzy intensity coefficient m value, and predicting the test data based on 10-fold cross validation. By implementing the method, the convergence speed and convergence precision of the algorithm can be improved, and the ability of the algorithm to escape from the local optimal solution is improved, so that a better global approximate optimal solution is found.

The invention provides a method and a device for producing drinking water through deep purifying by a DMI and activated carbon composite bed, and belongs to water treatment methods and devices. The method comprises the following steps: sterilizing and disinfecting; removing arsenic; removing heavy metal; and absorbing with activated carbon to remove organic substances, bacteria, virus left in water, and residual heavy metal and free chlorine, thus obtaining the drinking water which comprehensively meets the standard, and is pure and clean, healthy and tasty. The device comprises a raw water pump, an activated carbon absorbing separating device, etc. With the adoption of the method and the device, the efficiency of removing heavy metal such as iron, manganese and arsenic is high, and the removing rate is more than 99.8%; the heavy metal index of the drained water is below 0.01 ppm, which is beyond the current international standard of drinking water; no wastewater is drained, except the backwashing wastewater; and the backwashing is intermittently carried out at fixed period, and the backwashing wastewater accounts for 2% of the total water inlet quantity. Therefore, the water production rate is high; and the water resource can be saved.