299results about How to "Simplify the operation process" patented technology

The invention provides an unmanned aerial vehicle depth image acquisition method and an unmanned aerial vehicle. The method comprises the steps that an onboard camera is used to acquire the image sequence of a predetermined scene, wherein the Nth image and the N+1th image in the image sequence have overlapping areas and the area ratio of the area of each overlapping area to the area of the Nth image and the N+1th image is higher than a preset ratio; an optical flow method based on feature matching is used to acquire the change of the location information of each pixel of the Nth image in each overlapping area in the N+1th image, and accordingly the pixel movement speed of each pixel of the unmanned aerial vehicle in each overlapping area in a camera coordinate system is acquired; the actual flight speed of the unmanned aerial vehicle in a world coordinate system is acquired; and according to the pixel movement speed, the actual flight speed and the parameters of the onboard camera, the depth image of each overlapping area is acquired, and accordingly integrating is carried out to acquire the depth image of a predetermined scene. The method provided by the invention can be used to accurately acquire the depth images, and has the advantages of wide application scope, low cost and easy realization.

The invention discloses a method and a system thereof for oxygen-enriched flameless combustion of coal powder. By adopting the method, the stability, burn-off rate and radiative heat transfer of combustion can be improved through flameless combustion on the basis of enriching CO2 during oxygen-enriched combustion. High-temperature flue gas generated by the oxygen-enriched combustion is injected into a hearth in the form of high-speed jet flow through a direct-current flameless burner, and quick and uniform mixing of heat and quality in the hearth can be realized through high-speed jet flow entrainment. The system comprises an oxygen injection system, and a primary air oxygen-injection point is positioned between a circulating fan and a flow regulating valve; a secondary air oxygen-injection point is positioned between a booster fan and a hearth outlet; a primary air pipe of the direct-current flameless burner is positioned in the center, and a secondary air pipe is parallel to the primary air pipe and is circularly arranged around the primary air pipe; the booster fan with a high-pressure head is arranged on a secondary air duct, and secondary air is boosted and speeded up and then enters the hearth in the form of the high-speed jet flow. The heat utilization ratio of the method and the system can be improved by 10-25%, and the generation of NOX can be reduced by 15-40%.

The invention provides a multimedia file searching method which includes the following steps: a request for multimedia file from a user is received; a multimedia file is searched at local and a multimedia file is searched on the Internet simultaneously; and a searching result of the local and a searching result of the Internet are mutually distinguished and provided to the user all together. The invention also provides a multimedia file searching device which comprises: an interface module used for receiving the request for the multimedia file from the user; a searching module used for searching the local and the Internet for the multimedia file; and a display module used for distinguishably providing the searching result of the local and the searching result of the Internet all together to the user. The method and the device solve the problem that the user is liable to download a same multimedia file repeatedly, which brings waste to disk space and bandwidth, thus realizing the effect of simplifying user operation procedure.

The invention provides a closed circulatory phase-change heat supply system for heat and power cogeneration, comprising a boiler, a turbine generator set, a heat accumulator, a heat device, a drain tank, a water storage tank, an economizer and an assorted connection pipe, a water pump, a control valve and the like. A steam pipe of the boiler for steam supply is connected with a steam inlet of the heat accumulator and a steam inlet of the turbine generator set; a steam supply inlet of the heat accumulator and a steam pumping and exhausting outlet of the turbine generator set are respectively connected with a steam inlet of the heat device to ensure that the heat accumulator adjusts the load of a heat supply system; the condensate water of the heat device is collected in the water storage tank after passing through the drain tank via a condensate water pipe; and a water outlet pipe of the water storage tank is connected to the economizer of the boiler, therefore, an enclosed circulatory heat supply system is formed. During the running of the system, the condensate water is not flashed and lost under the saturated high-temperature state, therefore, the heat utilization rate of the system is improved, both the whole system and the running are simplified, and the project investment and the operation cost are reduced.

The invention relates to a method for visually detecting antigen-antibody reaction and an application of the method. The method is characterized in that bivalent copper ions are reduced to monovalent copper ions by using a reducing product generated by reaction of enzyme catalysis substrates; the content of enzyme is visually analyzed through gold nanoparticles with the functionalized surfaces and a monovalent-copper-catalyzed click chemical reaction; an enzyme-labeled antibody is applied to immunoassay with antigen-antibody interaction by integrating the enzyme-labeled antibody technology, so that the purpose of visually analyzing the antigen-antibody interaction is achieved by using a method of visually analyzing the content of enzyme. The method is applied to the visual detection of relevant antigens and antibodies in clinical specimens. By virtue of the method, the detection of the antigen-antibody reaction is completed by only using naked eyes. The method and the application thereof have the advantages of high sensitivity, simplicity in operation, low cost and high stability and the like.

The invention discloses a preparation method for nano-microcrystalline cellulose. The method comprises: preparation and treatment of a nano-microcrystalline cellulose raw material, enzyme treatment, acid hydrolysis and deacidification treatment. The raw material is one of a wood fiber raw material, a non-wood fiber raw material, and a microbial fiber raw material, and the raw material is treated by grinding equipment. The enzyme used for enzyme treatment can be one of or a composition of several of endoglucanase, exoglucanase and beta-glucosidase. Cellulose is added into a slurry system, when reaction of a cellulose-slurry system ends, the solid phase and the liquid phase are separated by a filter screen, and then the solid phase is transferred to an acid hydrolysis reaction kettle to carry out acid hydrolysis treatment and follow-up deacidification treatment. The prepared nano-microcrystalline cellulose has a spherical, ellipsoidal or clavate shape, the particle length is 50nm-500nm, the width is 10nm-30nm, and the particle size distribution is uniform. The acid dose for acid treatment is only 5wt%-40wt%, which is 7.7%-61.5% of that of the traditional method, thus reducing the preparation cost and being beneficial to environmental protection.

The invention provides a method for preparing natural gas by dry quenching co-production coal. In the method, reducing gas is taken as heat-carrying gas, refrigerant and a pyrolytic process thereof are adopted to recover a great quantity of sensible heat of high-temperature coke so as to couple the dry-method coke quenching process and the coal pyrolytic process of high-temperature metallurgical coke, thus cancelling a gas and air supply system, a combustion control system and a waste gas discharging system in the original pyrolytic process, avoiding pyrolytic combustion process, saving a great quantity of energy, and realizing smoke-free, NOX-free, SOX-free and CO2-free discharging. Meanwhile, gasification gas produced by pyrolytic gas and semi-coke gasification is used for producing andsynthetizing natural gas in a methanation manner so as to realize clean conversion of coal. In addition, the method cancels N2 preparation equipment and waste heat boiler systems in dry quenching, thus simplifying the operation and maintenance process and greatly lowering investment and operation cost.

A process of reinforcing the denitrification efficiency of an anaerobic ammoxidation reactor by utilizing a spongy iron filler is provided. The process is characterized in that spongy iron is added into the reactor to increase the anaerobic ammoxidation denitrification efficiency. Through reduction, the spongy iron can remove dissolved oxygen or other oxidizing compounds possibly brought by raw water, and can eliminate inhibiting functions of the dissolved oxygen and the oxidizing compounds on anaerobic ammonium oxidation bacteria. The spongy iron plays a role on conversion and removal among ammonia nitrogen, nitrate nitrogen and nitrite nitrogen, thus reducing the total nitrogen in discharged water. Divalent ferrous ions and ferric ions which are dissolved out through a reaction from the spongy iron can be adopted as trace elements and supplied to microorganisms to promote physiological and biochemical reactions of the microorganisms, and generated ferric hydroxide floc can be adopted as a flocculating agent to promote formation of anaerobic granular sludge, thus reinforcing ammoxidation and increasing the removing rate of the total nitrogen. The process can be used for denitrification of domestic wastewater and can be used for denitrification of various types of nitrogen-containing industrial wastewater.

The invention discloses an iron and nitrogen co-doping titanium dioxide / active carbon photocatalyst as well as a preparation method and application thereof. The preparation method comprises the process steps of raw material mixing, forming, hardening, activating, roasting, washing, drying and the like. The preparation method has the advantages of reducing the energy consumption, saving the operating time, simplifying the operation process and using equipment and reducing the running cost, and the prepared iron and nitrogen co-doping titanium dioxide / active carbon photocatalyst has a higher efficiency of removing contaminants, a higher reuse ratio, and better environmental compatibility and uniformity.

The embodiment of the invention discloses a method and device for starting an application program and electronic equipment. The method comprises the steps that a page sliding operating instruction of a user is received, and a preset sliding page which is in the first position and preset with one or more application program icons is displayed in a sliding mode, wherein the sliding page is one part formed by splitting through a touch screen and located in the range which can be covered through single sliding operation of the user; according to the operation of starting the application program in the sliding page by the user, the application program icon corresponding to the operation of starting the application program is determined, and the application program corresponding to the application program icon is started. By means of the method and device for starting the application program and the electronic equipment, operations needed for starting the application program can be reduced, and the starting efficiency of the application program can be increased.

The embodiment of the invention discloses a configuration method, a device and a system of network equipment. The method comprises the following step: configuration files based on user interface are received and analyzed to gain corresponding data interface layout data; current network layout data of the network equipment is extracted, off-line data mapping is performed according to the gained data interface layout data and the extracted current network layout data to generate data mapping issue script; and the data mapping issue script is sent to the network equipment. The technical proposal of the embodiment of the invention enhances the configuration efficiency of the network equipment.

The invention relates to an intelligent terminal comprising a discovery module, a connection module, an identification module, a first display module, a detection module, a second display module, a third display module and a transmission module. The discovery module is used for searching a bluetooth device around the current intelligent terminal. The connection module is used for establishing a bluetooth pairing connection with the bluetooth device when the discovery module searches the bluetooth device. The identification module is used for identifying the type of the bluetooth device. The first display module is used for displaying the type of the bluetooth device to a user via a corresponding icon so that the user can click the corresponding icon. The second display module is used for displaying a function control interface supported by the bluetooth device so that the user can click a corresponding function operation option. The third display module is used for displaying a data option corresponding to the function operation option. The transmission module is used for transmitting the data corresponding to the data option to the bluetooth device so as to execute a corresponding operation. Therefore, an operation procedure in the prior art is simplified and the user operation is facilitated.

The invention discloses a method for achieving multi-terminal unified authentication, which comprises the steps that when a gateway receives an access request of a terminal on a service platform, the gateway packages a token stored by the gateway and used for authentication into the service access request of the terminal, and forwards the service access request to the service platform required to be accessed by the terminal; the service platform interacts with an authentication server after receiving the service access request; and the authentication is accomplished. The invention further discloses the gateway and a system for achieving the multi-terminal unified authentication. With the adoption of the method, the gateway and the system, the unified authentication can be achieved effectively, and the operation process of the terminal is simplified.

The invention discloses a preparation method of environmentally friendly gold-bearing catalyst. Said method includes the following steps: uniformly mixing carrier iron salt solution and gold salt solution, stirring them at 20-80deg.C, using sodium carbonate as precipitant to make precipitation, regulating final pH value to 7-10, continuously stirring for 1.5-4hr, standing still for 2.5-6hr, filtering and drying for 4-24hr at 20-80deg.C so as to obtain the invented catalyst. Said method has no need of washing or roasting. Said catalyst has the strong potency for resisting poisoning of CI-.

The embodiment of the invention discloses a projecting method, which comprises the following steps: a projector accesses a storage space corresponding to a user to acquire projecting data pre-stored in the storage space, wherein the storage space corresponding to the user is positioned outside the projector; and the projector converts the projecting data into a corresponding projecting signal, and projects and displays the corresponding projecting signal according to the projecting signal. By adopting the embodiment of the invention, the operation flow of the user is simplified, and the safety of the projecting data is enhanced. The embodiment of the invention also discloses a device and system for applying the method.

The invention relates to an automatic eccentric correcting method and device for machining a hollow shaft. The automatic eccentric correcting method comprises the following steps that the hollow shaft is fixed to a turning center; the X coordinate value and the Y coordinate value of the axial center of an eccentric inner hole of the hollow shaft are measured, and the eccentric amount of the eccentric inner hole is calculated; an inner hole chamfer is machined with the axial center of the eccentric inner hole as the benchmark; the hollow shaft is automatically pre-tightened to enable the axial center of the eccentric inner hole to coincide with the axial center of the turning center, and automatic eccentric correction is achieved; the outer circle of the hollow shaft is turned roughly; the inner hole of the hollow shaft is turned in a fine mode, and then eccentric correction is finished. The automatic eccentric correcting method and device for machining the hollow shaft can achieve automatic eccentric correction of the eccentric hollow shaft on the turning center, is simple in operation process and is high in efficiency, and the production efficiency is improved by 5-8 times compared with a manual method. The eccentric amount of the outer circle and the inner hole of the hollow shaft can be lowered to below 0.3mm, and the machining accuracy of the hollow shaft is largely improved.

The invention provides a method for generating a laser cutting program, which comprises: a step 1, acquiring digital graphic data of an object to be processed by using a camera and performing graphic pretreatment of the digital graph; step 2, manually defining a detection guide line in the pretreated digital graph, allowing a computer to extract coordinate data of graphic boundary points near the detection guide line under the guidance of the detection guide line, and forming a coordinate data link list of the coordinate data; a step 3, forming a graphic element data link list by using straight lines, arcs and parametric curve piecewise fitting coordinate data; step 4, smoothly connecting adjacent graphic elements by using a three-order Hermite parameter curve and filling the connected graphic elements into the graphic element data link list; step 5, converting the graphic element data link table into motion instruction of a laser cutter through post treatment and transmitting the motion instruction to a controller of the laser cutter to execute the motion instruction after the motion instruction is decoded. The method adopts machine vision and digital graphic processing technology to form main-machine interaction and therefore can generate a high-quality laser cutting program.

The invention is applicable to the field of communication technology, and provides a method, a system and a mobile terminal for viewing news information. The method comprises the following steps of: receiving a trigger signal for a user to browse news; calling a pre-stored news information key word; transmitting a news browsing request to a server based on the news information key word; and displaying the news information corresponding to the news information key word. By the method, the system and the mobile terminal, the operating process for the user to view the news information is simplified and the user quickly views the concerned news information at the first time.

The invention relates to a three-station combinational machine, which comprises a turnup jig, an end-sealing jig, a sealing jig, an automatic bottom falling device, an automatic cap falling device, an input conveying belt, an output conveying belt and a PLC electric cabinet, wherein the turnup jig, the end-sealing jig and the sealing jig respectively comprise a circular table which can rotate around a central shaft of the circular table; a plurality of stations accommodating tank bodies are distributed at the periphery of the circular table uniformly; a first manipulator is arranged between the input conveying belt and the turnup jig; a second manipulator is arranged between the turnup jig and the end-sealing jig; a third manipulator is arranged between the end-sealing jig and the sealing jig; and a fourth manipulator is arranged between the sealing jig and the output conveying belt. The three-station combinational machine simplifies operational processes, improves the work efficiency, ensures the quality of produced finished products easily, reduces the labor cost and labor intensity of personnel, and reduces requirements on the repair and maintenance of equipment synchronously.

The application relates to a road condition data processing method and device for the internet of vehicles, computer equipment and a storage medium. The method comprises: acquiring vehicle data of connected vehicular terminals in the internet of vehicles, storing the acquired vehicle data, zoning vehicles to road sections according to longitude and latitude data in the vehicle data, performing road condition analysis on each road section according to speed and direction data to obtain jamming condition of each road section, dividing each road section into multiple jamming levels according to the jamming condition, storing the jamming levels, receiving a road condition data request from a request terminal, wherein the road condition data request includes longitude and latitude parameters ofa planned path, searching the stored road condition data for road condition data of the corresponding road section under the corresponding jamming level according to the road condition request, and returning the road condition data to the request terminal. By using the method herein, corresponding road condition data can be automatically acquired and sent to the request terminal according to a request from the request terminal, and road condition data for vehicles can be acquired more efficiently.

The invention relates to a system and method for obtaining mobile payment information. The system is at least composed of an intelligent terminal module, a taximeter device, a smart phone, a background data center and an available-taxi lamp. The intelligent terminal module is arranged on a taxi and is in two-way data communication with the taximeter device through a communication module so as to obtain information such as the mileage of a taximeter and expenses. The intelligent terminal module and the taximeter device are in two-way communication with the background data center through a wireless communication method. The smart phone is in communication with the background data center through a wireless communication method. The available-taxi lamp is in two-way communication with the intelligent terminal module, the taximeter and the background data center.

The invention discloses a method for searching information. The method comprises the following steps of: receiving searching information in selected information content, storing the selected searching information; triggering searching control buttons corresponding to outputting preset searching functions; receiving input instructions for starting the searching control buttons, starting link interface corresponding to the searching control buttons, and outputting the stored searching information to operation objects of the link interface; and executing the searing functions corresponding to the searching control buttons according to the searching information in the operation objects. The invention further discloses a device for searching the information. The method and device provided by the invention can simplify the operation procedure for processing the information, and improve the efficiency and experience for processing the information.

The invention discloses a soil moisture detection instrument capable of detecting deep soil moisture, which includes a detector probe, a detector main body, a telescopic rod, a handle, a wire through hole, a rubber protective layer, a spiral blade, and a wire reel; Beneficial effects: the handle of the present invention is connected to the probe of the detector probe through the telescopic rod, and the probe of the detector probe is provided with a spiral blade. When the handle is rotated, the probe moves downward under the action of the spiral blade and drives The telescopic rod moves downward, and the telescopic rod can be extended and shortened, which is convenient for moving and placing while satisfying deep-level soil moisture detection. The lead wire of the detection instrument probe of the present invention is arranged inside the telescopic rod, which has a certain protective effect on the lead wire, and avoids that the lead wire is damaged during the process of inserting into the soil, thereby causing damage to the detection instrument; the present invention can not only penetrate deep into the soil measurement, and the operation process is simple.

The invention relates to a method for activating and floating sulfide minerals suppressed by cyanide ions during separation of non-ferrous multi-metal sulfide ores and comprehensive recovery of valuable elements in gold ore cyanide tailings. The method comprises the following steps of: (1) adding a soluble salt into ore slurry, and / or filling O2-containing gas and / or SO2-containing gas into the ore slurry to activate suppressed target minerals; and (2) floating to obtain target sulfide mineral concentrate, wherein the soluble salt in the step (1) is one or a mixture of more than two of inorganic sulfite, pyrosulfite or thiosulfate. According to the method disclosed by the invention, procedures for densely dehydrating and removing reagents with active carbon are eliminated, agents such as sulfuric acid and the like are not added into the ore slurry, activation and floatation of sulfide minerals are realized, a high-quality sulfide mineral concentrate product is obtained, and the recovery rate of the sulfide mineral concentrate product is increased greatly.

The invention discloses a process for treating chemical nickel-plating discarded liquid. The process has low requirements on equipment and a simple operation process; the chemical nickel-plating discarded liquid is divided into washing water and working discarded liquid which are treated separately, so that treatment difficulties are reduced; nickel is effectively recycled by a metal replacement principle; the process has a good economic benefit; the content of the nickel and phosphorus in discharged water can be effectively reduced; and the process meets national strict requirements on sewage discharge and has a remarkable effect.

The invention discloses a Harris-based spine feature point automatic recognizing method. The Harris-based spine feature point automatic recognizing method comprises the steps of modeling and cutting a spine three-dimensional model through a CT (Computed Tomography) picture; obtaining a specific spine body which is to be subjected to feature point recognition; carrying out meshing on the spine body, and enabling the spine body to be formed by small triangular patches; adaptively calculating a threshold ring number of each one of all vertexes of a spine body model; calculating model vertex normal vectors; obtaining a first feature vector and a second feature vector by analyzing the normal vectors of one vertex and other vertexes within the threshold ring number of the vertex by utilizing a principal component analysis method; carrying out function fitting on the first feature vector and the second feature vector by utilizing a least square method; carrying out vertex variation value calculation on a fitted function by utilizing a Harris algorithm; sorting variation values of all the vertexes in a descending order, and picking out a candidate feature point; carrying out non-maximum suppression on the candidate feature point according to a certain suppression region, and finally obtaining a feature point of the spine body. The Harris-based spine feature point automatic recognizing method disclosed by the invention can be used for research related to spines in the field of surgical sciences.

The embodiment of the invention discloses a method and a device for upgrading software; by using the technical solution in the embodiment of the invention, a network element device directly downloads a software version required to upgrade and initial configuration files from a management station, and updates the downloaded initial configuration files according to corresponding data information stored in the current memory to generate a run configuration data file; meanwhile, the software in new version is triggered to finish the upgrade of the software, thus simplifying the operation procedure in the process of upgrading the software, removing bad influence of manual operation to the complexity and accuracy in the process of upgrading the software, and solving the problems that the operation procedure for performing the configuration data inheritance operation in the prior art is too complicated and the investment is too high.

The invention discloses a file transmission method and system, and a mobile terminal, and is applied to file transmission between mobile terminals. The file transmission method comprises the following steps: establishing wireless connection between a sender-side mobile terminal and a receiver-side mobile terminal; the sender-side mobile terminal receiving a drag operation instruction on a file from a user; and the sender-side mobile terminal transmitting the file to the receiver-side mobile terminal. According to the invention, through establishment of wireless connection between the two mobile terminals or multiple mobile terminals, the file can be transmitted between the mobile terminals in a file dragging mode, so that operation steps of the user are reduced, and user experience is improved.

The invention relates to a single vehicle origin-destination (OD) acquisition method based on passing vehicle electric alarm data. The method comprises steps of acquiring traffic original data like passing vehicle electric alarm data, performing data preprocessing, analyzing historical data, and calculating a vehicle passing time threshold of all adjacent electric alarm stops; then generating vehicle traveling records of a to-be-checked vehicle and corresponding vehicle passing time based on passing vehicle electric alarm data, and identifying vehicle OD and vehicle traveling track by using the vehicle passing time threshold; finally, checking and repairing vehicle traveling track according to the upstream and downstream relationship between stops, and showing on a map. The method fully utilizes vehicle passing electric alarm data, and introduces vehicle passing time threshold on the basis of analysis of historical data, thereby acquiring more accurate single vehicle OD; furthermore, checking and repairing of the vehicle traveling track help solve a problem of lacking of original data, so that the method is more suitable for actual traffic environment. The method has characteristics of simple operating process, low calculating cost, and strong applicability.