39 results about "Random mixing" patented technology

The invention provides a method for utilizing base metal catalytic ink to manufacture a printed circuit. The method is characterized in that: the ink mainly is composed of 10% to 90% of functional materials, 2% to 18% of organic carriers and 8% to 72% of organic solvents, wherein the functional materials are formed by metal or / and metal oxide powder, the metal is one selected from the group of iron, nickel, aluminum, and zinc, or a mixture of at least two metals in random mixing proportion selected from the group of iron, nickel, aluminum, zinc, and copper, and a metal oxide is selected from ferrous oxide or / and cuprous oxide. According to the invention, traditional printing modes of screen printing, gravure printing and the like can be employed to manufacture lines on insulation base material, and then the insulation base material is put into a replacement reaction solution for a displacement reaction to form a conductor printed circuit. The method has the following advantages: (1) the ink does not contain precious metals of silver, gold and the like, and manufacture cost of related products is greatly reduced; (2) the method is simple; (3) the manufactured printed circuit is reliable, electric conductivity is good, and application is wide.

A system and method of the present invention randomly mixes and palletizes various containers received from a conveyor. A control system received an order in advance to cooperate with an automatic storage and retrieval system to pick the containers, ordered by various customers, and to place them on a second conveyor. A robotic device, such as a robotic arm or a gantry system, selectively picks the containers from the second conveyor and places the containers on a pallet in a mixed fashion. The pallets are delivered to the respective customers.

A method and system are provided for implementing functional verification including generating and running constrained random irritator tests for a multiple processor system and for a processor core with multiple threads. Separate tests are generated, a main test for one thread, and an irritator test for each other thread in the configuration. The main test and each irritator test are saved and randomly mixed then combined together again, where the main thread is not forced to be generated with any particular irritator.

An apparatus including a calculator to determine an optimal solution to a stochastic linear programming problem or a stochastic mixed-ineteger linear programming problem with conditional value at risk constraints (CVaRs). The optimal solution is determined by generating a sequence of solutions that converge to the optimal solution.

The invention relates to a probiotic expressed multi-target nanobody (Nb or VHH) polymeric linker which is formed by connecting specific VHH monomer nanobodies aiming at target spots HER2 (Human Epidermal Receptor 2), EGFR (Epidermal Growth Factor Receptor) and VEGF (Vascular Endothelial Growth Factor) through polypeptide chain connection Linker, and DNA (Deoxyribonucleic Acid) of the multi-target nanobody polymeric linker is transferred and loaded into oral probiotics. Strains of the oral probiotics can live in a gastrointestinal system of a human body for certain time, and a polymeric linked multi-target nanobody is expressed and released to treat gastric cancer. The nanobody polymeric linker provided by the invention exerts the advantages of small size of the nanobody, high stability, acid and alkali environment resistance and capability of penetrating through human body tissues; the defect that the half-life period of the nanobody in the human body is short is overcome; and a new way for treating the gastric cancer through orally taking antibody medicines is created. The nanobody polymeric linker provided by the invention exerts a multi-target cancer cell growth inhibiting effect, and the anti-cancer effect is enhanced by dozens of times even hundreds of times when being compared with the effect of simple random mixing of monomer antibodies.

A biosensor, sensor array, sensing method and sensing apparatus are provided in which individual cells or randomly mixed populations of cells, having unique response characteristics to chemical and biological materials, are deployed in a plurality of discrete sites on a substrate. In a preferred embodiment, the discrete sites comprise microwells formed at the distal end of individual fibers within a fiber optic array. The biosensor array utilizes an optically interrogatable encoding scheme for determining the identity and location of each cell type in the array and provides for simultaneous measurements of large number of individual cell respnses to target analyses. The sensing method utilizes the unique ability of cell populations to respond to biologically significant compounds in a characteristic and detectable manner. The biosensor array and measurement method may be employed in the study of biologically active materials in situ environmental monitoring, monitoring of a variety of bioprocesses, and for high throughput screening of large combinatorial chemical libraries.

The invention discloses an ultrasonic medical image AI-assistance labelling system. According to the system, firstly, a limited medical image training set labelled by a doctor is utilized for trainingan AI target detection system, then the trained AI target detection system is utilized for labelling a corresponding medical image, the labelled medical image is compared with a diagnosis conclusionwritten on a medical record and corrected, or is determined or corrected by a medical expert, and therefore a new medical image training set is obtained. The training set and an original medical imagetraining set are mixed at random to obtain a new medical image training set, the new medical image training set is utilized for training the AI target detection system anew, in this way, the operation is repeated many times, training data is constantly added, and the labelling precision of the system is improved. The system solves the problems that lots of expert resources required by medical image labelling need to be input, and the cost is quite high.

The invention discloses a DWT-SVD-ICA-based digital audio watermarking algorithm. The algorithm is performed according to the following steps: the first step, preprocessing is performed on an original audio signal, and a watermark is embedded in a selected appropriate segment; the second step, when the watermark is embedded, three-level wavelet conversion is performed on the original audio signal, singular value decomposition is performed on an approximate component of the wavelet conversion, and then watermark embedment is completed by utilizing a random mixing method; and the third step, when the watermark is extracted, wavelet conversion and singular value decomposition are performed on the audio signal embedded with the watermark, and then watermark blind detection is achieved by utilizing a negentropy maximization fixed point algorithm. Compared with a traditional ICA-based audio watermarking algorithm, the DWT-SVD-ICA-based digital audio watermarking algorithm is advantageous in that watermark robustness is improved to some extent, that is to say, the watermark robustness is high; and imperceptibility of the watermark can be guaranteed, and blind extraction of the watermark can also be guaranteed.

The invention discloses a method for preparing p-tosyloxymethyl diethyl phosphonate. The method obtains the p-tosyloxymethyl diethyl phosphonate through the following steps: reacting diethyl phosphite and triethylamine with paraformaldehyde at a temperature of 80-110 DEG C, adding an organic solvent after the reaction is completed, cooling to 0-5 DEG C, and adding p-tosylchloride to perform a reaction. The used organic solvent is any one of N,N-dimethyl formamide, tetrahydrofuran, or dioxane, or a mixture mixed by several above solvents with a random mixing ratio. The amount of the organic solvent is 400 g organic solvent per 1 mole p-tosylchloride. The molar ratio of diethyl phosphate, triethylamine, paraformaldehyde and p-tosylchloride is 437:1000:500:500. Paraformaldehyde is added for 2-4 times. The temperature for the reaction performed after p-tosylchloride is added is room temperature, and the reaction time is 10-20 hours. The operation of the method is safe; the product has a correct structure, a high purity, and a high yield; the pollution cost is low; and the method is applicable to industrial production.

The invention discloses a stripped dyeing and colorful yarn production device and a technology. The device comprises a drafting system. The drafting system adopts three roller drafting structures which comprise a rear roller drafting pair formed by a rear bottom roller and a rear upper rubber roll, a middle roller drafting pair formed by a middle bottom roller and a middle upper rubber roll, and afront roller drafting pair formed by a front bottom roller and a front upper rubber roll. The technology comprises drawing, roving, and spinning processes. The drawing includes first drawing, intermediate drawing and finishing drawing. Compared with the prior art, the device and the technology of the invention have the following advantages that fiber dyeing and color mixing processes are simultaneously introduced in a drawing process; and through the random dyeing of a fed combing strip and the random drawing of the different dyed fibers in the drafting, the random mixing of three different colors in a colorful yarn is realized so as to greatly enrich the color effect of final color spinning and increase the added value of a product.

The invention relates to a random hybrid explicit and implicit time domain finite difference method, which comprises the following steps: defining random electromagnetic parameters, and determining the statistical law of the mean value and the standard deviation according to experimental data; performing linear expectation operation on the Maxwell equation to obtain an iterative solution formula of electric field and magnetic field expectations; performing variance operation on the Maxwell equation to obtain an iterative solution formula of the electric field variance and the magnetic field variance; inputting the mean value and the standard deviation of random electromagnetic parameters, and iteratively solving the expectation and the standard deviation of an electric field and a magneticfield in the Maxwell equation; and electromagnetic responses such as expectations and variances of the electric field and the magnetic field are subjected to post-processing to obtain broadband electromagnetic scattering characteristics. According to the method, the electromagnetic scattering characteristic of the target broadband can be obtained only by one-time operation, so that the calculation time is greatly saved; The method has great advantages and higher calculation efficiency when being used for processing materials with high spatial resolutions; according to the method, the calculation precision is ensured while the calculation efficiency is relatively high.

The invention provides a colorful anti-counterfeiting film, in particular to a colorful anti-counterfeiting film with colors and patterns formed randomly. The colorful anti-counterfeiting film is a plastic thin film formed by random combination of multiple colors. The color combination of the plastic thin film is randomly formed by feeding plastic materials of various colors into a same plastic film forming machine, rather than being reprinted afterwards. In the process of producing the plastic thin film, the plastic materials of different colors are mixed and added, the plastic thin film which is colorful and varied in color and pattern is made by making use of the characteristic that the materials of various colors cannot be controlled on respective trend and extension shapes during forming, and the formed colors and patterns are uncontrollable and even uncopiable. Thus, counterfeiters are incapable of copying the plastic thin film which is made of the materials of various colors by means of random mixing, and an anti-counterfeiting function is realized.

The invention discloses a mixer for plastic machining. The mixer structurally comprises a base, a mixing structure, a supporting seat, a motor and a belt, wherein the mixing structure is arranged at the upper end of the base; the supporting seat is horizontally installed at the right side of the mixing structure; the motor is arranged at the upper end of the supporting seat; the mixing structure is connected with the motor through the belt; the mixing structure comprises a box body, a bearing, an edge plate, a stirring structure and a belt pulley; the bearing is embedded in the inner side of the box body; the edge plate is horizontally installed at the upper end of the box body; the stirring structure is installed on the inner side of the box body; the right end of the stirring structure is clamped with the belt pulley; and the belt pulley is connected with the motor through the belt. According to the mixer, the stirring structure is arranged on the inner side of the box body to changethe positions of plastic particles for mixing, and the plastic particles are randomly mixed to be more sufficiently mixed; and self-adaptive stirring paddles are arranged on the two sides of each stirring paddle, so that the plastic particles are more conveniently driven to be randomly mixed, thus the plastic particles of different types are fully mixed, and the quality of machined finished plastic products is improved.

The present invention describes a method that is comprised of creating a set of synthetic samples that mimic a dynamic process or a specific process step or a variation thereof, to be used to develop multivariate monitoring calibrations and process supervisory control systems. In order to enhance calibration models accuracy and robustness the introduction of randomly spiked, programed spiked, random mixing and orthogonal experimental designed samples is also described. The new method works by using prior knowledge of dynamic processes expressed by their available data and quality control data and using such data to build mixtures profiles that can be used to build synthetic samples that mimic the process dynamics. A novel methodology to overcome calibration developments drawbacks of the prior art can be provided comprising designed synthetic multicomponent samples that mimic dynamic processes and using orthogonal design of experiments or random spikes or programed spikes or random mixing to enhance calibration models performance. With such multicomponent synthetic-samples which approximate accurately the matrix main components composition of real-samples we have demonstrated a novel use of PAT monitoring tools to estimate the dynamic process state (process supervision). The capability to derive multivariate process trajectories with multiparametric analysis of synthetic-samples prepared to span the multivariate design-space of a process allows for process supervisory control strategies to be established during process development and optimization.

A random mixer for making color brick has a mixing drum with filling inlets on its top, discharging outlet on its lower end and electrically controlled air inlet on its lateral wall. Its mixing method includes such steps as connecting the air inlet to compressed air source, electrically connecting the electric controller, turning on the controller, filling particles with different colors, spraying the randomly changed airflow for mixing, and discharging the mixture.

Method and system for protection of digitally formed media from illegal use and distribution. The method comprises the steps of producing a random spatial and temporal mix of at least one embedded advertisement and at least one digital content track and producing a digital media product using the random mix. The digital content may exemplarily be music or digital video and the content may be a compact disk or digital video disk. Advantageously, due to the random mixing the method brings in advertisement revenue and prevents machine erasing of advertisements.

The invention relates to the technical field of ceramic powder mixing machines and in particular relates to rotary flow field type continuous mixing equipment for ceramic powder. The rotary flow fieldtype continuous mixing equipment comprises a supporting leg, a first motor and a speed reducer, wherein the first motor is arranged on the supporting leg; a material storage barrel is arranged at theleft side of the first motor; a spiral reamer is arranged in the material storage barrel; an output shaft of the first motor is connected with the right end of the spiral reamer through the speed reducer; two bases are arranged at the left side of the material storage barrel; the bases are provided with a left hollow rotary shaft and a right hollow rotary shaft respectively through second bearings. The rotary flow field type continuous mixing equipment for the ceramic powder has the beneficial effects that materials are uniformly mixed, and all the raw materials are subjected to a centrifugalforce due to rapid rotation so that a dead angle problem of the materials is not caused; when the materials fall off from the topmost part of an inner wall of a mixing barrel body and are scattered,a stirring tool which is rotated rapidly has a stirring and shearing force effect; the materials are irregular dispersed and are mixed; the mixing uniformity of the ceramic powder is improved due to random mixing.

The invention discloses a preparation method of ceramic tile bottom blank powder. The preparation method comprises the steps that S310, multiple kinds of toner are pre-mixed; and S320, a mixing channel is formed in a material mixing barrel, an opening in one end of the mixing channel serves as a feeding port, the mixing channel inclines downwards in the direction away from the feeding port, a plurality of overflow through holes are formed in the peripheral wall of the material mixing barrel, the material mixing barrel is rotated, the multiple kinds of pre-mixed toner are conveyed into the mixing channel from the feeding port, the toner is continuously collided and mixed along with the rotation of the material mixing barrel and falls downwards through the overflow through holes to be collected, the discharged bottom blank powder is in a random mixing state, after the bottom blank powder is pressed and formed through a subsequent pressing machine, a brick bottom blank with a whole-body effect is formed, the mixing effect is good, the color and the texture are similar to those of the surface, the texture texture is improved, the aesthetic property and the use effect are improved, and the operation difficulty and the production control difficulty are greatly reduced.

The invention provides an ecological colored spun yarn production device and method. In a spinning process, three pieces of acrylic fiber rough yarn colored by a stock solution in three primary colorsincluding red, blue and green are fed by a back roller through three horn mouths which are vertically arranged in parallel, grooves are formed in the axial direction of roller sleeves of back and middle rollers, rubber covered roller sleeves of back and middle rubber covered rollers are sleeved with bulge grooves, the three pieces of rough yarn fed through the horn months are fed sequentially through the groove of the back roller, pressed, output through the groove of the middle groove and pressed, extrusion mixing of acrylic fibers in three different colors is realized, loose and random mixing of a mixed fiber bundle after drafting is immediately realized under the blowing action of positive wind pressure, inside and outside transfer mixing of fibers by weak twist aggregation is realizedunder the gathering action of high negative pressure, and finally, the fibers are directly twisted into yarn under the action of heavy twist of a spinning frame, so that inside and outside transfer mixing of the acrylic fibers in three different colors is realized.

A system and method for controlling the temperature setpoints in a furnace such that a random mixture of slabs with different compositions, sizes, initial temperatures, temperature requirements, and anticipated residence times are all discharged at an appropriate temperature, with emphasis upon ensuring that no slab is insufficiently heated (rejected) per rolling and quality requirements. This is to be accomplished with minimized fuel use. This system can be implemented in a graphical programming environment, where real-time tuning, configuration, logic changes, model replacement, model retraining and other programming changes can be made without interruption of control.

The present invention provides an artificial glacier jade tile, and the weight percentage of the principal raw material is as follows: high-silicon low-temperature and 19-30%, low-temperature sodium porcelain sand 20-40%, water-cleaning black mud 8-21%, water-cleaning sphere dust 12-25%, high-silicon high-temperature sand 14.5-28.5%, and liquefacient 0.5-1%. The weight percentage of the particle size of the powder is as follows: 40 mu screen residue: 40-50%; 60 mu screen residue: 36-40%; and above 100 mu screen residue: 9-29%. The present invention adopts the high light transmitting material, the adopted high-proportion (mass percentage is not lower than 80% of the mass percentage of the total component of the tile blank) leads to that the baked product has high light transmitting property. In material distributing the invention adopts a high overlap-grade cylinder for dropping the material and cause that the natural stone grain is generated with random mixing when the small material is dropped with a waterfall type; the product performance is stable and the service lifetime is long; the anticipated profit can be increased for about 100% and the market economic benefit is wide.

The invention discloses a multi-stage optimal configuration method for a product value chain in an uncertain environment. Constructing a multi-cycle and multi-product product value chain network model containing 10 nodes; the product value chain network model is composed of nodes and edges, the edges represent discrete events, the discrete events refer to trigger behaviors from one node to another node, and the given probability of occurrence of each discrete event is set as an uncertainty parameter; according to the product value chain network model, an objective function and constraint conditions based on multi-stage random mixed integer linear programming are established, and then optimal configuration of the product value chain is obtained through optimization. According to the method, the design and planning problems of the product value chain under the environment that the number of raw materials and the use position demand level are uncertain are solved, the calculation complexity is lower, and it can be guaranteed that the optimization result has good accuracy.

The invention discloses steam condensate pipeline vibration eliminating equipment which comprises a conical pipeline. N guide plates which are radially symmetrically distributed along the circumference of the pipeline are uniformly arranged on the inner surface of the conical pipeline. The steam condensate pipeline vibration eliminating equipment has the advantages that liquid which flows through the pipeline is regularly and radially mixed by the guide plates, the thickness of laminar flow at a pipe wall of the pipeline is reduced, the liquid of the laminar flow at the pipe wall is changed, vortex formed on the surface of the pipe wall can be effectively broken, flow paths have certain geometric shapes, and optional random mixing can be prevented; a small-diameter end of the conical pipeline is communicated with condensates I, an elbow which is used for being communicated with condensates II is obliquely inserted in the conical pipeline, the direction of an output end of the elbow is identical to a flow direction of media which are formed after the condensates I in the conical pipeline and the condensates II are gathered, liquid of the condensates II flows along the axial direction of a medium pipeline and can flow out in a form identical to a flow state of a header pipe, change of the internal flow state of the header pipe can be eliminated, and steam and liquid phase state conversion can be prevented; a medium outlet for the media which are formed after the condensates I and the condensates II are gathered is formed in a large-diameter end of the conical pipeline.

The invention discloses a random mixed encryption system for resisting energy analysis and an implementation method of the random mixed encryption system, belonging to the information safety field. The system adopts an integral design scheme from top to bottom, comprising a pseudorandom sequence PN128 generation module, an S-box updating module, a mask correction generation module, a plaintext input register, a pseudorandom sequence PN64 generation module, a gate circuit A, a gate circuit B, a Storage Management Services4 (SMS4) encryption module, an Advanced Encryption Standard (AES) encryption module, a multiplexer and a ciphertext output register. The random mixed encryption system for resisting energy analysis and the implementation method of the random mixed encryption system, are firstly proposed, the plaintext is encrypted by random adoption of the AES or SMS4 algorithm based on the mask technology through the pseudorandom sequence PN64, and all basic circuit units in algorithm hardware implementation are realized by a symmetric circuit, therefore, simple and differential energy analysis is radically eliminated; the encryption system has multiple working modes and is suitable for different scenes.

The invention provides a power distribution network flexible resource optimization site selection method based on a three-phase power flow model. The method is characterized in that the method comprises the following steps: 1, building a three-phase coupling imbalance power flow model of a power distribution network through considering a multi-phase star connection mode and a triangular connectionmode of electrical equipment; 2, based on the three-phase coupling unbalanced power flow model, in combination with an optimal power flow problem, expressing an optimization site selection problem offlexible resources with a predetermined scale as a two-stage random mixed integer nonlinear programming problem; and 3, deducing a strict analysis boundary of the optimal power flow problem through monotonicity analysis of an optimal value of the optimal power flow problem, constructing a closed objective function for optimizing the site selection problem by utilizing the closed boundary, furtherconverting the optimized site selection problem into a deterministic integer problem, and solving the deterministic integer problem by matching a particle swarm algorithm with a meta-heuristic methodto obtain an optimal site selection.

The invention relates to a repeatability test method applied to a single-phase intelligent energy meter automated verification system. A verification process on an automated assembly line verification system comprises the steps that (1) according to preparation, standard energy meter information is input into the verification system; (2) according to loading, a standard energy meter tray is placed into an energy meter with binding position and normal tasks, and random mixing and flowing into an automated verification line body are carried out; (3) according to binding, an assembly line server binds the code number of the standard energy meter and the information of the tray according to a preset program; (4) according to test, an automatic line carries out a predetermined test scheme; (6) according to unloading, PLC automatically identifies the standard energy meter on the tray according to the bound information, and the standard energy meter tray circularly carries out the steps of (3), (4) and (5); and (6), according to data processing, verification data are exported. According to the invention, the system has the advantages of scientific design and easy operation, is accurate and reliable, carries out period verification on an energy metering device or instrument equipment, and can effectively, accurately and reliably transfer energy values.

A method and system are provided for implementing functional verification including generating and running constrained random irritator tests for a multiple processor system and for a processor core with multiple threads. Separate tests are generated, a main test for one thread, and an irritator test for each other thread in the configuration. The main test and each irritator test are saved and randomly mixed then combined together again, where the main thread is not forced to be generated with any particular irritator.

A random mixer for making color brick has a mixing drum with filling inlets on its top, discharging outlet on its lower end and electrically controlled air inlet on its lateral wall. Its mixing method includes such steps as connecting the air inlet to compressed air source, electrically connecting the electric controller, turning on the controller, filling particles with different colors, spraying the randomly changed airflow for mixing, and discharging the mixture.