201results about How to "Short time consumption" patented technology

The invention discloses a driving safety auxiliary control method and a driving safety auxiliary control system. The driving safety auxiliary control system comprises a driving computer (8) used for acquiring a signal and extracting vehicle driving data representing the vehicle running status from the signal, a vehicle terminal (1) used for detecting and collecting the vehicle driving data, and a wireless communication network (13) used for receiving the vehicle driving data, combining the vehicle driving data with networking information through a server (14), prejudging the running status of a vehicle and the traffic around the location of the vehicle, and generating safety prompt information corresponding to a prejudgment result. In the process of vehicle driving, a user receives various driving safety alert information and the best driving route avoiding congested roads and speed-limiting and restriction roads in real time through the driving safety auxiliary control system of the invention. The efficiency of navigation and the safety factor of vehicles can be improved, and the time consumed on the road can be shortened for users.

The invention discloses a method for preparing and purifying graphene by microwave radiation under vacuum. The method for preparing graphene is as follows: placing graphite oxide in a reactor, radiating the graphite oxide by microwaves under vacuum, and obtaining the graphene by heating and cleavage of the graphite oxide. The method for purifying graphene is as follows: placing graphene with low purity in a reactor, irradiating the graphite oxide by microwaves under vacuum, and obtaining the graphene with higher purity after impure graphene is subjected to heating and cleavage. The method is implemented under the vacuum condition, thus being favor to preventing the generated graphene from being oxidized by oxygen in the reactor, reducing the cleavage resistance of the graphite oxide, and ensuring the safety in the operation process, and the method also has the advantages of high production efficiency, low production cost, safe operation process, high product purity and the like, and can be used as one of the methods for preparing and purifying graphene massively.

There is a processing method of flash memory files which mainly includes: setting up the file distribution list which distributes it to everywhere in the Flash file system in order to store it; adopting the chain-list form to organize the files; and the mode of operating and accessing thef lies, including adopting the first backing-up, then erasing operation, as well as adopting the log and the first back-up, erasing operation. Utilizing the method, the users can save multiple version's system programs as well as multiple configuration files. The method adequately considers the character thatthe times of the Flash eraser is finite, and assures the coherence of the data when the system abnormally restarts.

The invention discloses a natural gas hydrate saturation and sediment permeability synchronous measurement device. The device comprises an inverted reaction kettle, wherein a vacuum pumping system, a confining pressure control system and a prepared sample circulation system are connected to the bottom end of the reaction kettle, a permeability transient measurement system, a hydrate saturation measurement system and a data collection system are connected to the top end of the reaction kettle and connected with a computer, and the reaction kettle, the prepared sample circulation system and the permeability transient measurement system are all arranged in a temperature control system. The invention also discloses a natural gas hydrate saturation and sediment permeability synchronous measurement method. Through the device and method, synchronous transient measurement of the hydrate saturation and sediment permeability in the synthesis and decomposition process can be realized, and a reliable experimental platform is provided for research on the change law of reservoir permeability in the hydrate reservoir-forming and exploiting process.

The invention relates to an assisting image matching method by means of airborne lidar point cloud data. The assisting image matching method by means of the airborne lidar point cloud data includes the steps of obtaining a reference image, searching image and the cut out airborne lidar point cloud data, abstracting a feature point from the reference image as a point to be matched, generating regularized digital surface model (DSM) information corresponding to an image overlapped region by means of the lidar point cloud data, converting point of sale (POS) data into elements of exterior orientation of the reference image, working out object space coordinates of corresponding ground points of the feature point to be matched by means of the DMS information and the elements of exterior orientation of the reference image, reversely calculating object space coordinates of the corresponding ground points to the searching image, obtaining the initial position of a corresponding matching point of the searching image, and matching by means of the correlation index to obtain a final matching result. The assisting image matching method provides good object space restraint for image matching by means of the lidar point cloud data, can effectively avoid complicated search strategies, achieves the purpose of the image matching and is high in matching success rate, short in consumed time and effective.

The invention provides a method for searching a matched character string, which comprises the following steps: table establishing step: confirming a jumping distance of the character string according to the character string to be searched when any character from a preset bit number of characters is met in the searching process, and establishing a jumping table; aligning step: aligning a first character of the character string with the first character of a text; jumping step: searching an identification character aligned with a character reciprocal set number of characters in the text, searching the jumping table according to the identification character, confirming the jumping distance of the character string and backwards jumping the character string; repeating the jumping step for the preset times; comparing step: starting from the last character of the character string, judging whether each character of the character string is as same as the character aligned with each character of the character string in the text, if yes, comparing the next character till the matched character string is found, and if not, performing the jumping step. By using the method, the matched character string can be quickly searched, the searching time is short and the efficiency is high.

The invention discloses a voltage equalizing method for a modular multilevel converter. The voltage equalizing method consists of voltage equalization in a valve bank and voltage equalization among valve banks. The voltage equalizing in the valve bank realizes the equalization of submodule voltage in each valve bank of the modular multilevel converter. The voltage equalization realizes the equalization of the average value of submodule voltage among all valve banks of the modular multilevel converter. The voltage equalizing method is used for balancing the submodule voltage of the modularized multilevel converter, is very suitable for application that the number of the submodules of the modular multilevel converter is huge and can greatly reduce time spent in sequencing the voltage of the submodules.

The invention relates to a method for collecting and locating interesting position in the map system, wherein the collection method includes that determining and storing the first road position information adjacent to the interesting point, determining and storing the position information of a crossroad P0 around the interesting point, position information of another point Pn on the first road adjacent to the interesting point, determining and storing the folded line distance between the interesting point and crossroad P0; the locating method includes that obtaining the coordinate of the crossroad P0 around the interesting point, determining and storing the coordinates of another point Pn, key points Pi and Pi-1 selected between P0 and Pn on the first road around the interesting point, determining and storing the point coordinate satisfied l=d-Di-1 on the line segment Pi-1Pi and displaying on the map. The collection and location method fit for commercial operation with quick speed, high working efficiency, low costs can be applied widely.

The invention belongs to the technical field of engine production and manufacture, and particularly relates to an engine assembly line and an assembly method thereof. According to the engine assembly line and the assembly method, a carrying robot is adopted for integration treatment on an internal assembly line, an external assembly line and an oil sump assembly line of an engine, so that the time consumed for circulation of the engine among the internal assembly line, an external assembly line and an oil sump assembly line is shortened substantially, the multi-purpose effect can be realized, and the construction cost of the engine assembly line is reduced substantially. In addition, assembly procedures of the engine are distributed reasonably, and an entire assembly process can be accomplished simply by carrying out several simple posture adjustment on an engine cylinder body, so that the assembly efficiency is further improved.

A laser adhesive-removing process mainly includes a feeding step, an image locating step, a thickness measuring and sensing step, a laser adhesive-removing step and a blanking step, and achieves effects of removing epoxy resin on a printed circuit board (PCB) through laser, removing adhesives in a non-contact mode through a laser device, and preventing laser energy from being too strong and damaging the PCB after data comparison of a database. Therefore, the laser adhesive-removing process is a method which can effectively save time and improve yields.

A method for optimizing exposure path of wafer includes generating initial exposure path as per limited condition, calculating duty time of said path, storing said path as better path and entering it into circulation, generating new exposure path after partial revision and judging whether said new path is legal one or not as per limited condition, calculating duty time of each legal path when it is generated, comparing duty time of legal path with that of better path and using the one with less duty time as better path, withdrawing from circulation when condition is satisfied.

The embodiment of the invention discloses a processing method, device and system based on a distributed batch processing system, and the method comprises the steps: enabling a first server to divide ato-be-processed task into N sub-tasks after receiving the to-be-processed task sent by a routing device, and distributing the N sub-tasks to P second servers; furthermore, enabling the first server to obtain an execution result of the to-be-processed task and send the execution result of the to-be-processed task to the control device. In the embodiment of the invention, a to-be-processed task isdivided into N sub-tasks; and the P second servers are used for processing the N sub-tasks respectively, so that the time consumed for processing the to-be-processed tasks can be shortened, the processing efficiency of the batch processing operation is improved, i.e., the batch processing operation is completed through a task fragmentation mode, and the horizontal capacity expansion capability andhigh availability of the distributed batch processing system can be improved.

The invention discloses a self-bonded coil forming machine and a self-bonded coil forming process. A winding mechanism is arranged on the forming machine and comprises a winding shaft and a winding chuck which can rotate along with the winding shaft; the self-bonded coil forming machine also comprises a coil heating system; and the heat spray opening of the coil heating system is opposite to a semi-finished self-bonded coil wound on the winding chuck. The coil heating system is arranged on the self-bonded coil forming machine, so that the semi-finished self-bonded coil can be heated and baked after being wound; a self-bonded layer on the outer layer of an enamelled wire is softened and formed through bonding, namely one set of equipment can be used for winding and baking; the production process is simple; a small amount of equipment is involved; the time consumption is low; the production efficiency is high; resources are saved; furthermore, the self-bonded coil is wound and baked on the same equipment, so that the self-bonded coil is not required to be transferred to an oven and heated after being wound; phenomena of rebounding and loosening of the coil during transferring are avoided; and the qualified rate of a product is increased.

Embodiments of the invention disclose a screen fault detection method and an apparatus thereof. The screen fault detection method comprises the following steps of sending detection image data matching with a display screen to a mobile terminal so that the display screen displays a detection image according to the detection image data, wherein the detection image data includes a color value of each pixel in the detection image; acquiring data to be detected corresponding to an image displayed by the display screen, wherein the data to be detected includes the color value of each pixel in the image displayed by the display screen; and according to image display data and the data to be detected, determining whether the display screen generates a fault. In an existing screen detection method, a lot of time and manpower resources are consumed. By using the method and the apparatus of the invention, the above problem is solved; a screen detection method realizes automation; the display screens of the plurality of mobile terminals can be simultaneously detected so that consumed time is further reduced; and work efficiency is increased.

The invention belongs to the technical field of petroleum and natural gas engineering shaft integrity and discloses a visible evaluation device and method for shale gas well multi-stage fracturing cement sheath air-tight seal integrity A full process of crack initiation, expansion and connection of a cement sheath after shale gas well multi-stage fracturing is simulated; a visible evaluation leakage channel is quantified and leakage speed rate is calculated; and a basis for shale gas well multi-stage fracturing parameter optimization and cement mortar performance design can be provided. The visible evaluation device is simply structured and easy to operate; the process of crack initiation, expansion and connection of the interior and the gluing surface of cement sheath after shale gas well multi-stage fracturing can be simulated and visible description can be conducted; the visible leakage channel can be led to CFD software and gas leakage speed can be calculated; with a combination of a leakage detection device, reliability of a test result can be verified; a theoretical basis can be provided for the shale gas well multi-stage fracturing parameter optimization and cement mortar performance design; and low labor intensity, short time consumption and high work efficiency can be achieved.

A cationic copolymer represented by the following formula (I) has a viscosity average molecular weight in a range from 2 million to 10 million. In the cationic copolymer, the mole fractions of three structural units corresponding to three monomers are as follows: x being in a range from 0.01 to 20%, y being in a range from 0 to 15%, and z=1−x−y. When used in the construction of leaking stoppage in an oil well, a cationic chemical lost circulation additive prepared with the cationic copolymer is mixed with an anionic drilling fluid in a section of the wellbore where lost circulation occurs. Then neutral reaction and cross linking reaction occur, so that the viscosity of the resulting mixture rapidly increases to form a space grid structure. This blocks off the leakage path, and thus effects on efficient leaking stoppage in a short time period.

The invention relates to an electronic tongue detection information-based Wuyi rock tea taste grade discrimination method. The method comprises the following steps: preparing a liquid sample, acquiring detection information, constructing a Logistic regression discriminant connection function, and calculating the centroid distance of various grades of samples. The discrimination method effectively solves the problem of unable long-time examination of artificial examination due to sensory fatigue, well eliminates discrimination result errors among examination personnel, improves the stability and the consistence of taste grade examination results, and has the advantages of convenient and fast examination process, short time, and realization of completion of a whole process from sample preparation to discrimination completion in 5min; and a model analysis result obtained through the method has good stability, the consistency of the model analysis result with an artificial examination result is higher than 90%. The method has very good practical values, and is of great significance to application of automatic control means in the production process of Wuyi rock tea and quality evaluation description, sales and circulation of final tea products.

The embodiment of the invention discloses a method, apparatus, and system for network connection. The method comprises: network registration information including position information, a public network identifier of an SIM card, and a public network identifier after successful registration is obtained, wherein the information corresponds to each other; current position information of a terminal is obtained; whether the terminal is in a roaming registration mode is determined; if so, matching of a corresponding public network identifier after successful registration is carried out in the network registration information according to the public network identifier of the SIM card of the terminal and the current position information of the terminal; and on the basis of the matched public network identifier after successful registration, network connection is carried out. Therefore, a terminal that is going to be connected to a network can obtain a public network identifier with successful registration accurately and rapidly when is in a roaming mode and then a public network corresponding to the public network identifier is connected, so that time consumed for network registration of the roaming terminal can be saved.

The invention provides a preparing method of a magnetic carbon composite adsorption material. A substance containing nitrogen and a carbon material are subjected to ultrasonic dispersion into a solvent to obtain a mixed suspension liquid, a magnetic material precursor is added into the suspension liquid, the mixture is heated to 30-120 DEG C after being subjected to full dispersion under an ultrasonic condition, the mixture is stirred for 1-8 h, and separation and drying are conducted to obtain mixture powder; then the mixture powder is fully grinded after being treated at high temperature of 120-900 DEG C for 0.5-8 h under the protection of inert gases, and the mixture powder is screened through a 20-300 mesh screen, so that the magnetic carbon composite adsorption material is obtained. The magnetic carbon composite adsorption material prepared through the method has the advantages of being low in cost, good in adsorption performance, high in adsorption efficiency, high in recyclable utilization frequency and the like, is short in consumption time in wastewater treatment and extremely easy to precipitate after being dispersed in water, and can be repeatedly used through simple treatment after being recycled, moreover, the adsorption performance is not drastically lowered, and thus the method has very high economic value in wastewater treatment.

An embodiment of the present invention disclose a man-machine interaction method. The method comprises: monitoring a first pressing operation, on a touch screen of a terminal, triggered by a user, wherein the first pressing operation is a pressing operation performed on an icon corresponding to a first parameter of a first object in a current application; determining a first pressing pressure value corresponding to the first pressing operation; determining a first parameter value corresponding to the first pressing pressure value; and setting the value of the first parameter of the first object in the current application to be the first parameter value. A user can directly press the icon corresponding to the first parameter with a specific pressing pressure to obtain the first parameter value, so that the technical scheme provided by the embodiment of the present invention shortens the time for adjusting the value of the first parameter and improves man-machine interaction efficiency.

The present invention discloses a movable stacking type automatic stereoscopic warehouse. The movable stacking type automatic stereoscopic warehouse comprises multi-column multi-layer penetrating type storage shelves (1), a shuttle vehicle (2) running on shelf guide rails, a tunnel stacker (3) which moves at ends of the shelves and operates facing to the multi-column shelves, and a ground transferring device (4); the shuttle vehicle guide rails are respectively installed at left and right sides of an lifting platform of the tunnel stacker; an upper portion of each shuttle vehicle guide rail is provided with an arranging surface for goods; the lifting platform is also equipped with a transverse moving mechanism; the transverse mechanism drives the two shuttle vehicle guide rails to transversely move in reverse directions; the ground transferring device is installed on a tripper of the tunnel stacker and positioned under the lifting platform; an annular track conveyer (17) operates at side surfaces of the tunnel stacker (3) along an annular track; and a transfer passage of the annular track conveyer (17) can be abutted with a transfer passage of the ground transferring device (4).

The invention discloses a method and device for an optical access network of intelligent equipment. The method comprises the steps of: receiving an optical signal, and converting the optical signal into an electric signal; analyzing an MAC (Media Access Control) address and a password of a predetermined access point in the electric signal, determining a combination of a low level with a first preset time and a high level with a second preset time in the electric signal as ''1'', and determining a combination of a low level with a third preset time and a high level with a fourth preset time in the electric signal as ''0''; scanning and obtaining all access point information; searching an access point matched with the MAC address of the predetermined access point in the access point information; and accessing the predetermined access point according to the password of the predetermined access point. The method and the device for the optical access network of the intelligent equipment provided by the invention introduce the concept of ''interval'' in a coding process, thus the success rate of optical wave transmission is improved, and the problems that the network name representation way is not unified and the algorithm is not matched and so on can be avoided by using the MAC address of a site to recognize the access point.

The invention relates to an extraction process of traditional Chinese medicine, in particular to an extraction process of polysaccharide in poria cocos. The extraction process of polysaccharide in poria cocos is low in time consumption and high in extraction rate. The extraction process includes the process steps of performing pretreatment; performing extraction, wherein distilled water is added into degreased poria cocos powder at the material-liquid ratio of 1:15-1:25, and ultrasonic extraction is performed for 25-30 min at 60-80 DEG C at the ultrasonic power of 200-280 w; performing suction filtration, decoloration and concentration; performing deproteinization, wherein crude polysaccharide is dissolved in double-distilled water, the mixture is added into mixed liquor of chloroform and n-butyl alcohol at the mass ratio of 4:1-5:1 after even mixing, the ratio of m chloroform to m n-butyl alcohol in the mixed liquor is 5:1, supernatant liquor is taken after shaking, 3-5-volume fold ethyl alcohol with the mass fraction of 95% is added, the mixture is placed in a refrigerator for 24 h of standing, and then deproteinized poria cocos polysaccharide is obtained through centrifugation; performing washing to obtain poria cocos polysaccharide.

The invention provides a CdS / Cu2S / Co-based photoelectrocatalytic material, comprising a substrate. The substrate is loaded with CdS, Cu2S and Co based cocatalysts, wherein CdS and Cu2S are compoundedto form a CdS / Cu2S heterojunction. The prepared novel visible-light-responsive CdS / Cu2S / Co-based photocatalytic material solves the problem of severe photo-corrosion of CdS, overcomes the problem of proneness of photo-generated electrons and holes to compounding, is greatly improved in photoelectrocatalytic activity and electrode stability, realizes high-efficiency stable photocatalytic decomposition of water, and has the characteristics of stable structure, high photocatalytic performance, etc. The results of photoelectric tests show that the photocurrent of a CdS / Cu2S / Co-Pi membrane electrode prepared in the invention is improved by 6 times compared with the photocurrent of a pure CdS membrane electrode.

The invention discloses an isomalt granulation process. By using an isomalt solution as a raw material, isomalt powder is directly obtained by using a spray drying method. On the premise of producing isomalt meeting requirements, compared with existing preparation methods such as a negative-pressure crystallization method and a melt crystallization method, the isomalt granulation process has the advantages of simple process, short consumption time, low labor intensity and the like.

The invention relates to a method and device for detecting dust on a screen, electronic equipment and a readable storage medium. The invention discloses a method for detecting dust on a screen. The method comprises the following steps: acquiring a first image of a to-be-detected screen displaying a first preset pattern; determining a dust detection area in the first image by using a pre-acquired mask image; and obtaining a dust position in the dust detection area. According to the embodiment, the position of the dust on the screen can be determined by using at most two images, the consumed time is short, and the detection efficiency is high. Moreover, objects around the screen shot due to the fact that the field of view of the camera is too large can be shielded through the mask image, only the screen area is detected, and the detection accuracy can be improved.

The invention relates to the technical field of steel structure processing, in particular to C-shaped steel structure automatic processing equipment. The equipment comprises a base and a supporting platform, and further comprises a controller, a fixing mechanism and a cutting mechanism; the controller is fixedly arranged at the top of the base; the fixing mechanism is arranged at the top of the base and is used for fixing C-shaped steel; the fixing mechanism comprises a bearing assembly, two supporting pillars and two pressing assemblies; the cutting mechanism is arranged on the base and is used for cutting the C-shaped steel; the cutting mechanism comprises a vertical plate, an upper cutting assembly and a lower cutting assembly; and the bearing assembly, the upper cutting assembly and the lower cutting assembly are electrically connected with the controller. The C-shaped steel structure automatic processing equipment and an operation method can conduct automatic adjustment based on offset deviation when position deviation of a cutting tool occurs, realize resetting of the cutting tool, and always maintain that the cutting tool meets the cutting requirements; at the same time, when the C-shaped steel is fixed, the speed is fast, the operation is convenient and processing efficiency can be effectively improved.

The invention discloses a method and system for increasing the relay selection speed in a wireless network. The method comprises the following steps: the number of primary sectors is determined according to the sum of sectors in the network; the sector number of an interrupted link receiving terminal in a transmitting terminal is acquired according to geographical location information, and the actual primary sector corresponding to the sector number is determined according to the number of the primary sectors; according to a channel model of the wireless network, an optimal candidate relay in the actual primary sector is determined. By adopting the method and system for increasing the relay selection speed in the wireless network, the relay selection speed is increased greatly.

The invention provides a chip layout method and device, a storage medium and electronic equipment, and the method comprises the steps: obtaining a logic diagram executed by a to-be-laid-out chip and an equipment list corresponding to the to-be-laid-out chip; determining a layout diagram of the chip to be laid out based on the logic diagram and the equipment list by utilizing a pre-trained layout model, wherein the layout diagram at least comprises the placement position of each piece of equipment in the chip to be laid out. The pre-trained layout model is used for carrying out chip layout, thelayout diagram of the to-be-laid-out chip can be rapidly obtained through the logic diagram and the equipment list, compared with manual chip layout, the method has the advantages that the consumed time is greatly shortened, and the chip layout efficiency is improved; and moreover, the trained layout model is used for carrying out a large number of machine operations, and compared with manual calculation, the method is high in accuracy, i.e., improves the accuracy of chip layout.