655results about How to "Solve the separation problem" patented technology

The invention discloses a method and system for video interaction. The method includes the steps that an interaction display region matched with a playing window is set in a playing page and identification information of a video played in the playing window of a video playing terminal is obtained; according to the identification information, different types of interaction controls correlated with playing time of the video in advance are called, and according to the playing time, the different types of interaction controls are placed in the interaction display region, started and displayed; interaction operation for the different types of interaction controls is monitored, so that instruction information corresponding to the interaction operation is obtained; according to the instruction information corresponding to the different types of interaction controls, the instruction information is counted, interaction statistic result information corresponding to the instruction information is generated, and the interaction statistic result information is displayed in the interaction display region in the playing window of the video playing terminal. According to the method and system, the problem that interaction is separated from the playing window when the video is watched is solved.

The invention discloses a multi-target detection method based on short-time Fourier transform and fractional Fourier transform, which belongs to the technical field of the radar target detection. The method comprises the following steps that the short-time Fourier transform is firstly used for conducting the primary detection on a signal, then a binaryzation method is used for processing a primary detection result, phase position of the signal is kept in the processing, the fractional Fourier transform is used for detecting a signal after being restored by the short-time Fourier transform, by adopting multiple methods for combined processing, advantages of overcoming phenomenon that a strong signal side lobe presses a weak signal main lobe, improving the signal-to-noise ratio of the signal to be detected, and solving the problem of the large false alarm possibility which is caused by adopting traditional method to detect the signal at the low signal-to-noise ratio can be realized; and meanwhile, an image contrast method and a gradual elimination method are adopted, multiple strong signals and weak signals with different or identical frequency modulation rates can be detected by utilizing the space and power strength information of the signal, so that the detection probability and the calculation efficiency can be further improved, easiness in project realization is realized, and the method is worth of being adopted and popularized.

The invention relates to the technical field of nonmetallic mineral finish machining and inorganic processing, in particular to an attapulgite/graphite phase carbon nitride composite material. The attapulgite/graphite phase carbon nitride composite material takes attapulgite as a carrier and takes graphite phase carbon nitride as an active ingredient; the mass ratio of the attapulgite to the graphite phase carbon nitride is 1: 1 to 1: 10. By compounding the graphite phase carbon nitride with the attapulgite, the foreign ions in the attapulgite enter the crystal lattices of the graphite phase carbon nitride to increase the defects and change the energy level; the silicon oxide in the attapulgite can possibly form a heterojunction structure with the graphite phase carbon nitride so as to promote the transfer of photo-generated electrons and avoid the self-compounding of the photo-generated electrons; through the concerted catalysis action between the carrier and the active ingredient, the catalytic activity of the composite material is strengthened to a great extent.

A porous material used as the scaffold in tissue engineering is prepared from the sericine and silk extract extracted from the silk of silkworm or tussah through proportionally mixing, fast stirring at a certain temp. freeze drying to shape porous block or membrane, and injecting the slowly-releasing microgel of cell growth factor into the pores. Its advantages are high biocompatibility and adjustable biodegradation speed.

The invention belongs to the technical field of mineral engineering and provides a mineral processing technology for recycling fluorite from baotite, magnetite and tailing. In the tailing, mineral particle size of the fluorite is thin, iron-bearing mineral, rare-earth mineral, gangue mineral and the fluorite mineral are closely symbiotic and floatability of minerals such as rear earth, barite, apatite, calcite and dolomite is close to the fluorite mineral, so that separation of the fluorite mineral is difficult. According to the mineral processing technology for recycling the fluorite from the baotite, the magnetite and the tailing, priority desulfuration, rear earth flotation, ore grinding, iron selection through magnetic separation, fluorite selection through direct flotation and a reverse flotation sorting technology are performed on the magnetite and the tailing to enable pyrite, the rare earth, the iron-bearing mineral and the fluorite to be picked out in sections, efficient, high selective, easy-to-operate inhibitor and collecting agent combination is utilized in sorting of fluorite which is mostly performed monomer separation, so that fine fluorite of high grade and high recovery rate is obtained, a purpose of synthetically recycling valuable minerals is achieved, and effective separation of the fluorite mineral and the gangue mineral is achieved.

The invention discloses a comprehensive recovery method for multi-metal from a dead catalyst. The method comprises the following steps that: the dead catalyst is presoaked in dilute sulfuric acid and ground; the presoaked dregs are cured with concentrated sulfuric acid; the cured material is leached with water or a presoaking solution, wherein in the whole selective vanadium extraction process, the leaching rate of vanadium is larger than 85%, and the leaching rate of aluminum is lower than 10%; after the vanadium extraction, the dregs are mixed with an appropriate fusing agent for pyrometallurgical smelting, thus separating valuable metals of nickel, cobalt, molybdenum and the like from impurities of aluminum, silicon and the like. After acid leaching under pressure, nickel, cobalt and molybdenum in the pyrometallurgical smelting process can be further separated, and molybdenum can be recovered by ammonia leaching. The process has the beneficial effects that vanadium is recovered by the selective leaching method, thus avoiding separation of vanadium and aluminum; in the pyrometallurgical smelting process, the calorific value of residual organisms in the dead catalyst is fully used, thus reducing energy consumption, avoiding aluminum leaching in a traditional process, and reducing leaching agent consumption.

A method and apparatus are provided for performing capillary isoelectric focusing followed by mobilization of the focused zones by induced hydrodynamic flow or chemical mobilization. These two dimensions of separation are integrated with real-time whole-channel electrophoresis detection and automatic sample injection to achieve a separation resolution superior to that obtainable using known orthogonal capillary two dimensional arrangements.

The invention relates to the field of packaging equipment, in particular to a novel high-efficiency bag supply system. The novel high-efficiency bag supply system comprises a bag preparing system and a bag taking, feeding and pre-opening system. The bag preparing system plays a role in bag supply and is composed of a bag supply position and a bag temporary storing position. The bag preparing system further comprises a bag pushing cylinder and a bag preparing push rod. The bag taking, feeding and pre-opening system is used for separation of overlapped packaging bags, sorting and positioning of a single packaging bag and one-time pre-opening, and is composed of a bag taking mechanism, a position shifting system, a bag sorting mechanism, a positioning system and a one-time pre-opening system. According to the novel high-efficiency bag supply system, the overlapped bags in a bag preparing bank are separated in the mode that the packaging bags are taken from side faces; meanwhile, the position shifting system, the bag sorting mechanism and the positioning system are added. The problem of bag opening separation is solved since the bags are taken from the side faces; the bag sorting mechanism and the positioning system automatically sort and position the packaging bags respectively, the requirement for tidiness and uniformity of the packaging bags in the bag preparing bank is also lowered, as a result, labor intensity is mitigated for workers, and the success rate of bag supply is increased.

The invention relates to the nanometer plate surface glue equipment and the cloth glue that comprises the working platform, cloth hopper distributing nanometer fluid on the compound extractor, vibrating device connected with the cloth hopper, cloth applying device setting the glass fiber net on the nanometer glue band, and the scraping device and compression device. The compound extraction band moving horizontally on the working platform and forming nanometer band, setting glass fiber net cloth with tension on the nanometer band, compressing the glass fiber net cloth and the nanometer band into nanometer compound band, compressing the compound band tightly. It is heat and sound insulation, radiation resistant, and improved in product feature and reduced in production cost.

The invention discloses a point cloud data processing method, which comprises the following steps that: obtaining scanning equipment to scan first point cloud data in a preset range; utilizing a preset algorithm to detect the plane characteristics of the first point cloud data to obtain second point cloud data; and on the basis of a preset model, determining a pavement model in the second point cloud data, and extracting third cloud point data corresponding to the pavement model. The invention also discloses a point cloud data processing device and a computer readable storage medium. By use ofthe point cloud data processing method and device and the computer readable storage medium, the pavement point cloud data capable of driving can be accurately separated from original point cloud data.

The invention relates to a method for detecting a passenger target by combining an infrared image with a visible light image. The method comprises the following steps of receiving a newly-acquired infrared image and a visible light image respectively; following the pre-processing of the infrared image and the visible light image if the images are detected to be successfully received; detecting the local peak value in an infrared image area if the processing is detected to be successful; capturing a motion peak value area if the detection is detected to be successful; following the initial cutting of the visible light image if the capturing is detected to be successful; following the fine cutting of a human body area by combining the visible light image and the infrared image if the initial cutting is detected to be successful; and outputting the result of the separation of the human body area from a background area if the cutting is detected to be successful. Compared with the prior art, the method can better solve the problem of the separation of a targeted image from a background image of the human body under the circumstances of complex acts and different postures in getting on/off by the human body and the like.

Non-limiting exemplary embodiment(s) of apparatus(es) and method(s) are described for the conveyance of fluid media and entrained materials between two or more locations, each possessing a different cross-sectional area. Equidistant pathways incorporated into uniquely designed conduits enable this transference to occur with minimal band spreading and separation resolution loss due to undesirable flow patterns that arise from end effects. The design enables the conduits to be employed with locations of almost any description including process channels, surfaces, or even open volume of any size and used for almost any purpose. The conduits and/or associated locations may be empty of any contents or filled with gelatinous, porous, granular, or particulated material. The design of non-limiting exemplary embodiment(s) of apparatus(es) and method(s) may be easily adapted or configured as necessary.

A satellite data receiving simulation analysis platform comprises a component development module, a model assembly module, a scenario edition module, a management control module, a simulation running engine, a two-dimensional scene module, a three-dimensional vision module, a service flow show module, a transmission link analysis module and an analysis and evaluation module. According to the satellite data receiving simulation analysis platform, the working condition of a satellite data receiving and transmission task can be simulated, simulation deduction and multidimensional show can be performed on the receiving process according to time, the task and resources, the specific use conditions of all devices of a ground station and the interactive relationship between the devices and other external systems can be shown, and analysis validation can be performed on the feasibility of a dispatching planning scheme according to resource capacity and constraint conditions. All entity models in a ground receiving system are built based on modularization, so that the purposes of model reuse and model data separation are achieved, and the expansibility and adaptability of the simulation analysis platform are improved; meanwhile, a multithreading discrete event is adopted for the simulation engine for driving, so that the simulation running efficiency of the platform is improved.

The invention relates to a pulse helium ionized gas phase chromatographic instrument which comprises a gas carrying unit, a sampling unit, a gas path control unit, a circuit control unit, a separation unit and a test unit; the invention is characterized by further comprising a tail gas processing unit and a signal collection and data processing unit; the tail gas processing unit receives the waste gas discharged by the separation unit; the signal collection and data processing unit is a countercharge chromatograph workstation; the gas carrying unit is constructed by a solid state filter and a helium purifier to provide high purity carrying gas for the separation unit; the sampling unit is used for sampling and automatic sampling injection; the separation unit is comprises a switching procedure of three valves and four columns; the test unit is a pulse helium ionized tester. The stable path control and the circuit control parts of the invention can ensure the instrument to work for a long time and can show good response to all the impurities in the high purity gas, the measurement result can meet the gas standard requirement, the operation is simple and the whole process is in automatic control.

The invention belongs to the field of hyper-spectral image abnormal target detection, and particularly relates a hyper-spectral image abnormity detection method adopting local self-adaptive threshold segmentation. Hyper-spectral data are read in; the hyper-spectral data are processed by adopting a nonlinear KRX operator so that a detection result grayscale image is obtained; the detected grayscale image is preprocessed so that background interference is eliminated; the image (img file='DDA0000624743130000011.TIF' wi='33' he='50' /) is divided into multiple m*n sub-images (img file='DDA0000624743130000013.TIF' wi='63' he='61' /), and a threshold selection is performed on each sub-image via a threshold iterative method; and binarization is performed on the sub-images (img file='DDA0000624743130000012.TIF' wi='39' he='61' /) by using the obtained self-adaptive thresholds Ti, and the whole image is traversed so that a final detection result is obtained. An algorithm aiming at large area of background interference suppression is provided, and background interference is effectively extracted and eliminated by utilizing structural elements of morphology filtering open operation. The local optical threshold is computed by adopting the iterative method without large amount of tests for verifying and obtaining the thresholds so that workload in practical processing can be greatly reduced, and abnormal target detection efficiency and accuracy can be enhanced.

The invention discloses a method for directly leaching zinc and recovering gallium, germanium and indium from zinc sulfide concentrate. The method comprises the following steps of: grinding the zinc sulfide concentrate, directly leaching the zinc sulfide concentrate at a low temperature under a low pressure by adopting low acid, leaching the leached slag at a high temperature under a high pressure by adopting high acid, neutralizing and displacing the leachate, conveying the filter residue to a gallium, germanium and indium recovery system, removing iron from the filtrate, purifying, performing electro-deposition, and smelting to produce zinc ingots. By the method, the zinc can be directly leached from the zinc sulfide concentrate, and dissipated metals such as gallium, germanium and indium are comprehensively recovered when the zinc is recovered.

The invention discloses an anaerobic fluidized bed reactor, characterized in that: the anaerobic fluidized bed reactor is a two-section cylinder which is thin above and thick below, the upper section is connected with the lower section through a taper transition section, a completly mixed reaction zone and a plug flow reaction zone are arranged in the reactor from bottom to top, a guide cylinder is arranged in the completly mixed reaction zone, a cover hood is arranged above the guide cylinder, a liquid-solid separator is arranged in the plug flow reaction zone, a three-phase separator is arranged above the liquid-solid separator, the water outlet of the three-phase separator is successively connected with a circulating pump and a jet nozzle through a circulating pipeline, and a water inlet pipeline is connected with the jet nozzle. By using outer circulation to drive inner circulation, the efficiency of the reactor is greatly raised.

The invention discloses a double metal loaded sodium alginate/carboxymethylcellulose double-functional microballoon adsorbing material and a preparation method thereof. The method comprises the following steps: dissolving sodium alginate and carboxymethylcellulose at a mass ratio of (5-20) to 1 in deionized water, and stirring so as to obtain 1-3wt% compound colloidal sol; electronically spraying the compound colloidal sol into a receiving device containing a 1-20wt% metal ion solution by using an electronic spraying device, stirring, and filtering to obtain metal ion doped gel microballoons; and leaching the gel microballoons, then soaking the leached gel microballoons in a 5-25wt% aluminium chloride solution, stirring to obtain a mixture, adding 0.1-3 parts by volume of a cross-linking agent into the mixture, stirring, filtering, leaching and stoving so as to obtain the double metal loaded sodium alginate/carboxymethylcellulose double-functional microballoon adsorbing material. The preparation method has the characteristics of being simple, low in cost, environmentally friendly, and the like; the material prepared by adopting the method disclosed by the invention has the good application prospect in the aspects of water treatment and the like in fields of chemical engineering, agriculture, environment protection and the like.

The invention relates to a purification method of polyoxymethylene dimethyl ether, which is mainly used for solving the technical problem that when polyoxymethylene dimethyl ether in a reaction mixture is purified by a pure serial connection manner of rectifying towers, paraformaldehyde is attached and accumulated on the top of a rectifying tower to block a return pipe and a discharge pipe to cause shut down for maintenance, and thus long-term and continuous production operation is difficult to achieve. The purification method of polyoxymethylene dimethyl ether provided by the invention mainly comprises: (e) cooling second residue to separate out a paraformaldehyde solid, and performing solid-liquid separation to separate paraformaldehyde and obtain mother liquor; (f) rectifying the mother liquor in a second rectifying tower to obtain a third fraction containing n=3-5 polyoxymethylene dimethyl ether and third tower residue containing the rest high polymer components, the technical scheme is used for well solving the above technical problem, and the purification method can be used in the purification production of polyoxymethylene dimethyl ether.

The invention discloses an automatic dismantling and separating device for a waste dry cell and a dismantling and separating method, The automatic dismantling and separating device comprises a roller, a belt, a grinding wheel group, a firing pin, a cutter and a vibrating screen, wherein the conveyor belt is provided with a plurality of rubber partition plates; the grinding wheel group is arranged on the conveyor belt; the first side of the conveyor belt is provided with the cutter and the firing pin; the second side of the conveyor belt is provided with the vibrating screen. A first roller, a grinding wheel, the cutter and the firing pin are powered on; the waste dry cells are fixedly arranged between two adjacent partition plates of the belt one by one. Along with the movement of the belt, two ends of each waste dry cell are cut off by the grinding wheel rotating at high speed, paste and a carbon bar of the dry cell are pushed out of a shell of the dry cell through the firing pin, and a zinc skin is separated from a plastic skin through the cutter. The automatic dismantling and separating device and dismantling and separating method for the waste dry cell have the advantages that a paste electrolyte, a zinc drum and the carbon bar can be comprehensively recycled, and the processing working efficiency and a separation effect of the waste dry cell can be improved.

The invention relates to a method and a device for recovery and purifying elemental sulfur from high-concentration sulfate wastewater. According to the invention, high-concentration sulfate wastewater is subjected to a biological desulfurization treatment; and recovery and purification upon elemental sulfur produced during the biological desulfurization process are realized with an extraction method. The device comprises sequentially connected components of: a wastewater storage tank, a microbial anaerobic reactor, a microbial aerobic reactor, an extraction tower and an extraction regeneration tower. With the method and the device provided by the invention, a problem of the difficulty in treating high-concentration sulfate wastewater can be effectively solved; and sulfur in the wastewater can be recovered with high efficiency. Therefore, a novel idea is provided for solving the problem of industrial sulfur-containing wastewater pollution.

The invention relates to a method for carrying out deepwater laying on large-volume reinforced mud-filling tubular bags by using geotextiles-laying vessels, which comprises the following steps of: carrying out measurement on the underwater terrain by using a GPS (global position system), drawing a cross-section diagram, and marking an embankment axis and a construction side line in a construction area; determining the length of the mud-filling tubular bag according to the measured data and the size of a cross section, determining the width of a bag body according to the length of a roller, and sewing a reinforced belt on the surface of the bag body, wherein the bag body is provided with a mud inlet; rolling the mud inlet of the mud-filling tubular bag inwards on the roller; anchoring a geotextiles-laying vessel with the rolled bag body on the construction side line, and preparing a sand carrier and a sand blowing pump; filling the head part of the mud-filling tubular bag firstly, placing the mud-filling tubular bag on the construction side line, moving the mud-filling tubular bag and continuing to fill the mud-filling tubular bag until the mud-filling tubular bag is completely submerged in an original beach face or on the lower bag body, and then taking back a connecting rope; moving the vessel transversely, and laying the next mud-filling tubular bag. The method disclosed by the invention is accurate in positioning; through carrying out reinforcement treatment on mud-filling tubular bags, the strength of bag bodies is significantly increased, and the influence on construction caused by rising and falling tide is small; and the construction is assisted by using large vessels, so that the operating risk of workers is reduced, and the construction efficiency is improved.

The invention discloses a method that is used to prepare superfine carbonyl nickel powder by the carbonyl nickel thermal decomposition. The method is that the carbonyl nickel and the carbon monoxide gas are mixed admission the decomposer to mix with the carbon monoxide main heat source gas whose preheating temperature is from two hundred and forty centigrade degree to three hundred twenty centigrade degree to make the carbonyl nickel decompose to from superfine carbonyl nickel powder whose granularity is from twenty nanometer to ten millimeter. The pressure of the decomposer is from 0.02MPa to 0.2MPa in the whole decomposition process. The invention avoids the complicated operation of separating the mixed gas after the decomposition, simplifies the preparation technology, reduces the cost of the production, and greatly reduces the produce of the wall built up.

The invention relates to a special data interaction method and device for an intelligent substation. According to the special data interaction method for the intelligent substation, one-way filtration and isolation of an SMV sampling value control block sent to a relay protection device by a process layer interchanger is achieved, bidirectional interaction of GOOSE control blocks respectively sent to the relay protection device and the interchanger by the interchanger and the relay protection device is kept, the SMV sampling control block required by a test is added from other input ports of a special data interaction device through an optical digital relay protection instrument, the added SMV sampling value control block and the GOOSE control blocks are transmitted to the relay protection device in the same pair of optical cables, and an integral transmission test of the relay protection device and an intelligent terminal is achieved. The special data interaction method-based special data interaction device for the intelligent substation is in tandem connection between the process layer interchanger and the relay protection device and is convenient to achieve the integral transmission test of the sampling value SMV and GOOSE combined networking intelligent substation relay protection and other safe automatic devices.