649results about How to "Simplify workload" patented technology

The invention discloses a user-oriented information search engine system and a method. The system comprises eight modules of a search term pushing module, a user initiating search module, a user concern updating module, a primary search module, a user interest deducing module, a user concern result word segmentation module, a search word refactoring module and a secondary search module. The method includes analyzing and pushing user selectable search words, performing user initiating search, updating user concerns, executing the primary search, deducing user interests, performing word segmentation for user concern results, refactoring the search words and executing the secondary search. Accordingly, the system has the advantages of being complete in inquiring range and high in inquiring accuracy. Besides, by means of the system, the select input and automatic sequencing of the search words can be achieved, the accuracy of following inquiring results can be improved through the interactive operation, and a flexible, convenient and intelligent interactive interface is provided for the user to execute information search.

The invention discloses a multi-rotor unmanned aerial vehicle self-adaptive landing method and system. When an unmanned aerial vehicle takes off, a ground control station (such as a tablet computer, a cell phone or other control equipment) chooses an approximately proper area for the unmanned aerial vehicle to land in. When the unmanned aerial vehicle receives the order to land, it starts the landing mode and waits the landing action to take place. The landing face of the landing area is then checked to see if it is suitable for the unmanned aerial vehicle to land or not. If it is suitable, the unmanned aerial vehicle begins to land and the landing mode ends; if it is not suitable, the pose of the unmanned aerial vehicle is changed for continued landing. According to the invention, it is possible to realize safe and reliable self-landing of an unmanned aerial vehicle even at a place where the landform is complex.

The invention relates to the field of electronic information readers and discloses an electronic information reader and a display method thereof. In the invention, a sensor is used for monitoring the change of the effective display width of a flexible screen and carrying out renewal type-setting according to the current effective display width after a change occurs so as to ensure that a display mode is in optimal match with the effective part of the flexible screen without the occurrence of the situation of partially invisible content. When the change of the effective display width of the flexible screen is large enough or after the change is stopped, renewal type-setting and refreshment are carried out so as to reduce the frequency of type-setting and refreshment and the consumption of precious electric energy.

The invention discloses a multifunctional integrated measurement and control apparatus and system for an intelligent transformer station, for solving the technical problem of improving the integration of secondary equipment of the transformer station. The apparatus disclosed by the invention is provided with a measurement and control function circuit, a multifunctional circuit for dynamic and transient data monitoring and network message analysis and electric energy quality analysis, a process layer function circuit, and an intelligent manager for data exchange. The system disclosed by the invention is provided with a measurement and control function module, a synchronization phasor measuring module, an electric energy quality function module, a transient disturbance monitoring module, a liquid crystal panel management module, a process layer function module and an intelligent manager module. Compared to the prior art, the apparatus and system provided by the invention have the following advantages: the circuits work in cooperation with each other under the control of the intelligent manager, the land occupation area of secondary equipment is reduced, the integration of the secondary equipment of a transformer station is improved, the maintenance management efficiency is enhanced, unified data is provided for an electric power automation system, and stable state, dynamic and transient data monitoring, network message analysis and electric energy quality analysis functions are integrated.

The invention discloses a multi-node synchronous sampling and data transmission method in a ring communication network. The main node generates a synchronous pulse AD _ CVT and a transmission triggerpulse TX _ SYN which are consistent with a system sampling interval Ts, and meanwhile, the main node completes local real-time data collection under the control of the AD _ CVT and completes data transmission under the trigger of a TX _ SYN signal; meanwhile, each control node divides a physical channel into a real-time logic channel and a non-real-time logic channel, real-time sampling data services are classified into the real-time logic channels to be transmitted, real-time sampling data are extracted in a staggered mode and sent out from two different directions of the ring network, and non-real-time data are classified into the non-real-time logic channels to be transmitted. According to the method, synchronous sampling and synchronous data transmission of each control node in the ring network are realized, and the data sampling efficiency and the data transmission instantaneity are improved.

The invention provides a passenger train framework side frame welding positioning tooling, and belongs to the field of bogie welding of railway vehicles. The tooling includes a base, two cap tube centering mechanisms, two cap tube compacting mechanisms, two inclined plane stud positioning mechanisms, two vertical plate compacting mechanisms, three plane stud positioning mechanisms, two transversebar positioning mechanisms, a plurality of lower cover plate compacting mechanisms, two vertical plate lateral jacking mechanisms, four reference positioning blocks, a lower cover plate positioning block pressing pincer and a lower cover plate positioning block. According to the invention, the work load of the welding procedure of a side frame lower cover plate assembly is simplified, the operation difficulty in vertical plane calibration and deformation after welding is directly reduced, the overall working efficiency is improved; and the calibration mapping required for positioning adjustment is reduced, so that the labor intensity is reduced, the precision in assembly positioning is improved, and the production efficiency is improved.

The invention discloses a method for rapidly establishing three-dimensional fine thermos-hydraulic calculation models for primary side systems of large-scale natural circulation vapor generators in nuclear power plants under certain heat transfer tube blocking accident conditions. The method comprises the following steps of: 1, carrying out complete primary side hydraulic analysis on a vapor generator so as to analyze a flow distribution law at a tube plate; 2, selecting a tube blocking scheme according to a result of the last step; 3, determining a tube blocking share and a tube blocking position; 4, carrying out geometric simplification and overall geometric modeling on a plurality of heat transfer tubes in the real vapor generator; 5, dividing preliminary calculation nodes; 6, establishing a tube blocking equation to tracing marked control areas, and carrying out calculation domain grid marking on the control areas by adoption of a network marking method so as to realize a tube blocking function; and 7, carrying out blocking condition calculation by adoption of a preliminarily established model and analyzing the precision of the result, and if a requirement is satisfied, considering that the modeling is completed, and otherwise, returning to the step 5 to encrypt the calculation nodes until the model satisfies the calculation precision requirement.

The present invention discloses equipment and method of automatically reading / writing I2C device. The equipment consists of hardware realized command generating module and write / read operation executing module, the command generating module is connected via the asynchronous access bus with active equipment and the write / read operation executing module, and the write / read operation executing module is connected via the I2C bus with I2C equipment. During write / read, the active equipment provides the starting signal, write / read signal and the address and register address of the I2C equipment and the data to be written; the command generating module generates automatically the commands essential for access of the I2C equipment and sends to write / read operation executing module; and the write / read operation executing module generates the signal time sequence for access of the I2C equipment based on I2C bus protocol and executes the write / read operation to the I2C equipment.

An automatic generation method for a software test case comprises the following steps: establishing multiple predetermined case generation specification modules and combinational algorithms; inputting at least one test parameter value according to test demands to create an extensible markup language (XML) file; reading in the XML file and selecting test parameters and corresponding combinational algorithms; establishing multiple valid parameter test cases and multiple invalid parameter test cases with the multiple predetermined case generation specification modules according to the test parameters which are read in; synthesizing the multiple parameter test cases into at least one actual test case according to the selected combinational algorithms; and outputting the actual test case as a receipt file. Therefore, testing personnel can finish output of a test case receipt automatically after creating the XML file according to the demands, workloads of the testing personnel are greatly reduced, and the universality of a test platform and the reliability of test results are improved.

The invention discloses a seismic signal time-frequency decomposition method based on short-time fractional Fourier transform. A Gaussian window function is selected; high frequency resolution is obtained by adjusting the window width in a self-adapting way; through the characteristic of fractional kernel function angle rotation, the best energy accumulation of the seismic signal is obtained at the optimal rotation angle and the cross term is eliminated; the higher frequency resolution and more accurate frequency location are more conductive to recognizing specific geologic structure, so that the method solves the defects of the existing seismic signal time-frequency decomposition method. The method has the positive effects of overcoming the defects of traditional algorithm such as short-time Fourier and Wigner-Ville distribution and the like and having great significance on seismic signal spectral analysis.

The invention discloses a circular floating ocean platform capable of releasing multi-point mooring in the technical field of ocean oil-gas engineering and ships. The circular floating ocean platform comprises a ship body, a floater, a mooring cable and stand pipes, wherein the floater is sleeved to the interior of the ship body, the top of the floater is positioned above the surface of water, and two ends of the mooring cable are connected with the bottom of the floater and a seabed mooring point respectively; and if the lower ends of a plurality of the stand pipes are connected with underwater oil-gas production facilities at the seabed, the upper ends of the stand pipes are communicated to the top of the floater through the bottom of the floater, and connected to an interface on the top of the floater. The ship body has a circular structure, and the center of the ship body is provided with a hollow circular cavity for fixing the floater. The circular floating ocean platform works under severe sea conditions, is released in advance before heavy storm or iceberg or other severe sea conditions to drag a production oil storage and unloading platform ship body to a safe sea area to ensure safety, and is reconnected to recover normal production work after the severe environments.

The invention discloses a hard real-time cascading multi-node synchronous sampling and data transmission method. The method comprises the following steps: 1) dividing a cascading system into four layers; 2) determining a sampling interval Ts of the cascading system, dividing a physical channel into two logical channels: a real-time logical channel and a non-real-time logical channel; 3) orderly constructing devices in a second layer, a third layer and a fourth layer for synchronous sampling, synchronous transmission and link management in the cascading system; 4) computing a channel retardation of each layer; 5) reconstructing a local synchronous signal of a data combining and transferring device of the third layer, and a local synchronous signal of a data acquisition and control terminal of the fourth layer; 6) controlling data transmission by using sampling period Ts as rhythm. The extra time delay produced by physical link length and software protocol stack among a plurality of multi-stage cascaded acquisition control nodes in different physical distribution is solved, and the hard real-time transfer capability is provided for the key service data, the synchronous precision and real time property are high, the channel construction cost and the construction workload are low, and the good application prospect is realized.

The invention discloses a background extraction and offset processing method for RCS (Radar Cross Section) measurement of a low detectable target. The method can cover, but is not limited to, the existing operation including rectilinear translation of an auxiliary measurement carrier, azimuth rotation of an eccentric cylinder or rotation measurement of a dihedral angle reflector around a radar sight line. According to the method, a fixed background can be extracted by utilizing measurement data of various different auxiliary measurement bodies, thereby greatly expanding the application range of auxiliary background measurement, background extraction and offset technologies in the RCS measurement of the low detectable target. Particularly, when double-calibration bodies serve as the auxiliary measurement bodies, calibration measurement and auxiliary background extraction measurement can be simultaneously completed at a time; when targets self serve as the auxiliary measurement bodies, target measurement and auxiliary background extraction measurement are simultaneously completed at a time. According to the method, the measurement process and the workload are greatly simplified, and the problem of non-ideal background offset processing effect caused by the factors such as shifting of a measurement system is further solved.

The invention discloses an information processing method and device based on voice input. The information processing method and device are used for improving the efficiency and the accuracy generated when text is automatically filled through a terminal for a user. The information processing method includes the steps that when the voice information input by the user is received, to-be-filled text corresponding to the voice information is determined; the target content meeting a preset template is extracted from the voice information, and the preset template comprises the position relationship between position marks of preset vacant positions and the to-be-filled content; the to-be-filled text is filled with the target content. According to the technical scheme, the user does not need to input overmuch voice information, and only needs to input the content meeting the preset template, the workload of the user is simplified accordingly, and convenience is brought to the user; the target content also does not need to be extracted from the tedious voice information through the terminal, the accuracy of identification to the target content is improved accordingly, and the efficiency and the accuracy generated when the to-be-filled text is automatically filled through the terminal for the user are improved.

The invention discloses a method for detecting fruit surface defects by virtue of segmentation of a gradient iteration threshold. The method comprises the steps of firstly removing the background of an RGB color image, carrying out binaryzation on the RGB color image, independently extracting edges, carrying out expansion once to obtain an outline edge expansion image, converting the RGB color image into a gray level image, calculating a normalized gradient image, then carrying out gradient iteration calculation to obtain an image segmentation threshold, segmenting according to the image segmentation threshold to obtain a gradient binarization image, subtracting the outline edge expansion image from the gradient binarization image to obtain a difference image, and finally carrying out expansion hole filling corrosion and median filtering treatment on the difference image so as to obtain a fruit surface defect image. According to the method, the defect that different luminance characteristics of the surface are detected when the surface luminance of a globoid is not uniform is overcome; the image processing speed is high, and the program implementation is easy; and the method has application potential in the visual online detection of fruit and agricultural product quality computers.

The invention relates to an early warning method based on rule engine and intelligent prediction. The method comprises steps as follows: various monitoring data sensing gateways wirelessly upload monitoring data to an early warning analyzer, the early warning analyzer analyzes the monitoring data in combination with two modes and finally judges whether the monitoring data meet the early warning condition or not, and the early warning analyzer judges whether early warning is performed or not according to an early warning rule which is analyzed by a rule engine and flexibly configured by a user or according to current monitoring data and future monitoring data predicted from historical data with a neutral network method in combination with the early warning rule or according to historical monitoring data and historical early warning data trained models. Early warning is performed timely if the early warning analyzer gives an early warning. The method is used for solving problems that existing early warning rules in all industries are diversified and complex to manually maintain, heavier in workload, low in early warning timeliness and short in handling and protection time.

The invention discloses a rapid brake and relieve device and method of a parking brake cylinder of a fireless loopback locomotive. The parking brake cylinder 10 is connected with one end of a reverse valve 4 through a cock 5 of the parking brake cylinder 10. The other two ends of the reverse valve 4 are connected with a brake 9 and the end a of a bidirectional solenoid valve 3 respectively. The end p of the bidirectional solenoid valve 3 is connected with an air storage cylinder 2 and is further connected with a check valve 1 of a main air cylinder 8. A train pipe 7 is connected with the end p of the bidirectional solenoid valve 3 through a check valve 6 of the train pipe 7. The method includes the step of parking braking, wherein a parking braking action button of a fireless locomotive cab is operated, a port a of the bidirectional solenoid valve 3 is controlled to be communicated with a port 0, compressed air of the parking brake cylinder 10 is exhausted to the atmosphere, and then the parking brake cylinder 10 is at the action state; the step of fireless loopback, wherein the train pipe 7 is communicated with the fireless locomotive, a parking braking relieve button of the fireless locomotive cab is operated, a port p of the bidirectional solenoid valve 3 is controlled to be communicated with the port a, sustained pressure of the train pipe 7 is injected into the parking brake cylinder 10, and then the parking brake cylinder is relieved.

The invention discloses a moving target detecting and tracking algorithm evaluation method based on data set compensation. The moving target detecting and tracking algorithm evaluation method automatically adds quantification factors of eight performance interference factors for data sets, and allows the user to select variation factors when evaluating an algorithm conveniently; the moving target detecting and tracking algorithm evaluation method can customize weight sizes of the variation factors according to degree of sensitivity of a specific evaluated algorithm to specific variation factors, so that comprehensive quantification factors corresponding to the data sets truly reflect the algorithm application environments, and finally the objectiveness of evaluation results is ensured; at last, since the comprehensive quantification factors are comprehensive quantification embodiments of the variation factors affecting algorithm performances in the corresponding data sets, the comprehensive quantification factors of the data sets are adopted for performing weighted compensation for threshold values used for carrying out success determination of the evaluation index precision OverlapP, can show different influences of the data sets with different variation factors on the algorithm performances in the evaluation result, can simulate results of the algorithm under some interference conditions, and provides certain guidance for the further improvement direction of the algorithm.

The invention relates to the technical field of power, in particular to a power utilization information automatic acquisition and theoretical line loss calculation, comparison, analysis and reduction method for ensuring that a theoretical line loss calculation system synchronously supports a line loss statistical analysis function of a power utilization acquisition system. The method comprises the following steps of: 1) acquiring power utilization information; 2) calculating theoretical line loss; 3) transmitting data back; and 4) analyzing and applying a comparison result. By the method, seamless butting between the theoretical line loss calculation system and the power utilization acquisition system is realized; the theoretical line loss calculation system can directly extract data required by theoretical line loss calculation from a middle data platform established by the acquisition system to perform the theoretical line loss calculation, and transmit a theoretical calculation result back to the power utilization acquisition system to perform comparison and analysis on the theoretical line loss and the statistical line loss, so the working quantity of data acquisition of the theoretical line loss calculation is simplified greatly and the calculation precision is enhanced; furthermore, multi-platform data integration as well as comparison and analysis are realized; and theoretical basis is provided for fine management of the line loss.

The invention discloses a web service pressure test method. The method comprises the following steps of: obtaining configuration information of a tested web service and a test code for executing web service calling according to a preset manner; in a pre-processing stage, modifying and compiling the test code to obtain an executable test code, wherein the modification indicates modifying the test code to execute the web service calling according to a client and method provided by entrance parameters, and the client packages a protocol supporting the web service calling; and in a test execution stage, calling the executable test code to complete a test task through using client and method objects corresponding to the tested web service by each test thread. By adopting the method provided by the invention, the learning cost of test personnel can be reduced, the workload for compiling the test code is simplified, and a simple and convenient approach is provided for the parameterization of the test process.

The invention discloses a method and a device for monitoring network data flow. Messages are sorted, extracted and stored through user settings, statistics can be flexibly carried out on the messages with different types, burden of a system is reduced, and network status is flexibly reflected. When the invention is adopted, characteristic information parameters concerned by users can be flexibly set, only set characteristic information is compared in statistical monitoring, statistics is carried out on different characteristic information with different records, and count incrementing is carried out on the same characteristic information. The statistics monitoring mechanism which can be configured can greatly simplify the workload of a network manager, and reduces the memory consumption of the system.

The invention discloses a method and a device for judging optimal the time of stroke of a pumping unit. The method comprises the following steps of: obtaining a current load displacement indicator diagram according to data of load and displacement sensors; changing the time of stroke, re-collecting the load displacement data to obtain the changed load displacement indicator diagram after the changing of the time of stroke; calculating relative liquid yield according to the ground indicator diagram before and after the changing of the time of stroke, judging the variation situation of the ratio of; and continuously running the programs until the minimal time of stroke is obtained under the maximal daily liquid yield, i.e., the optimal time of stroke is obtained. The device mainly comprises the load sensor, the angular displacement sensor, an RTU (remote terminal unit), a frequency changer, and on the like. Due to the fact that the optimal time of stroke judging program adopts the relative variation value of the daily liquid yield instead of the absolute value of the daily liquid yield, so the program is low in computing amount and small in occupied internal memory, and is capable of directly running on the RTU, further, the pumping unit can finish the data collection, computation and control independently by self without depending on the computation and the control of a host computer, and the system is ensured to run more reliably.

A method for determining a dual-layer top cover of a motor coach with a top-positioned gas cylinder comprises topology optimization, initial structure design, section optimization, anti-overturn stability analysis and fatigue analysis. According to the design requirement, the topology optimization design based on conditions such as bearing capability, shape, power distribution and the like is carried out, thus obtaining an initial space structure of the top cover; subsequently, the section optimization is carried out to the initial space structure and the structure improving design is carriedout so that the improved structure meets the low-order vibration performance and static performance on stiffness and strength; subsequently, the anti-overturn analysis and fatigue analysis are carriedout on the improved structure so as to ensure nonoccurrence of gas leakage problem due to damaged gas cylinder under the overturn working condition of the motor coach with top-positioned gas cylinder, ensure the fatigue durability of the structure of the whole coach, and ensure that the top cover of the motor coach with the top-positioned gas cylinder meets the low-order vibration performance, static performance on stiffness and strength and safety and durability under the overturn working condition. The method simplifies the workload, improves the success rate of product development and shortens development period.

The invention discloses aqueous silver powder amino baking paint and a preparation method thereof. The aqueous silver powder amino baking paint is prepared from the following components in parts by mass: 60 to 70 parts of aqueous hydroxyl acrylic emulsion, 0.2 to 0.4 part of a pH regulator, 0.3 to 0.5 part of an anti-foaming agent, 1 to 3 parts of film-forming auxiliaries, 0.2 to 0.5 part of a wetting agent, 0.2 to 0.5 part of a leveling agent, 0.5 to 1.2 parts of a thickening agent, 10 to 20 parts of deionized water, 5 to 7 parts of gonyar amino part methylated amino resin, 5 to 8 parts of aqueous silver powder, and 5 to 8 parts of co-solvents. The aqueous silver powder amino baking paint is safe and environment-friendly, has low VOC content, is high in drying speed, and is good in glossiness; and the paint film is good in glossiness and has a good metal effect.

The invention relates to the field of management systems, in particular to an intelligent performance appraisal system. Due to the adoption of the intelligent performance appraisal system, a performance appraisal procedure is changed from manual entry into automatic extraction; the work load of performance appraisal workers is simplified; for the appraisal result, if the request is reasonable, appeal can be automatically performed; and the performance appraisal is more scientific, more standard, more normative and more humanistic. Functions of automatically extracting appraisal data, appealing and modifying the result and the like are provided for the performance appraisal systems in enterprises and public institutions, so high-efficiency and scientific performance appraisal and management work can be realized for the enterprises and public institutions.

The invention discloses a drawing method for an application program interface adaptive to mobile terminals with different resolutions. The drawing method comprises the steps that the pixel density of a mobile terminal is obtained; the number of pixels, required to be set in the mobile terminal, of each element of an application program interface is sequentially computed according to a preset size and pixel density; the application program interface is drawn according to the number of pixels. Compared with the prior art, and according to the drawing method for the application program interface adaptive to mobile terminals with different resolutions, the application program interface is limited by the size of each element, accordingly, the display size of each element in the display screens of the mobile terminals with different resolutions is the same, so that the situation that in order to enable the application program interface to display patterns with the same size in the mobile terminals with different resolutions, different versions of application program interfaces need to be designed is avoided, the difficulty and workload on software development are simplified and reduced, and the user experience is improved.

The invention discloses a cascading failure multi-stage dynamic game defense method applied to a power system. The method is characterized by comprising the following steps: firstly setting the total stage number of a game process and initial values of stages of a failure party and a defense party; then generating a deterministic strategy set and a risky strategy set by calculating the probability, the consequence and the risk factor of each action adopted at the stage of a bounded rationality failure party in sequence; stipulating a strategy selection sequence of the bounded rationality failure party; judging whether line overload or power angle instability is caused by the action adopted by the bounded rationality failure party, wherein direct current tide sensitivity-based overload control or extended equal area criterion-based stability control can be selectively adopted by a perfect rationality defense party according to a judgment result; judging whether an ending condition of the game process is met; finally calculating revenue functions of the bounded rationality failure party and the perfect rationality defense party; ending the multi-stage dynamic game defense process. According to the method, the blockage of cascading failure is realized, and power blackout accidents are prevented.

The invention discloses a method for establishing a full three-dimensional coupling model of a reactor U-shaped tubular steam generator, which is suitable for all systems related to energy conversionby adopting a shell-and-tube heat exchanger in the field of energy. The coupling method mainly comprises the following steps: 1, simplifying a geometric model of the steam generator; 2, establishing aprimary and secondary side geometric model; 3, carrying out primary and secondary side three-dimensional computing node division; 4, performing spatial dispersion on a pipe side (primary side) energysource item; 5, performing spatial discretization on a shell side (secondary side) energy source item; 6, coupling primary and secondary side energy source items at the same coordinate node; and 7, performing data transmission between the primary side and the secondary side and on internal nodes of each side, and performing iteration to obtain a convergence solution. Geometric model simplification is mainly used for simplifying the workload caused by the number of a large number of heat transfer pipes to model establishment and numerical calculation. Primary and secondary side computing nodedivision adopts a completely identical division strategy; each side energy source item is obtained through a discrete flow heat transfer equation; and the data exchange of the energy source items on the two sides is carried out between the corresponding primary and secondary side computing nodes under the same coordinate.

The invention relates to the technical field of an industrial control system and particularly relates to a control program organization structure of the control system and a download method. The control system comprises a controller and configuration software, wherein the controller is internally provided with an operation management core in a solidification mode, a background system of the configuration software is stored with a program module database, the program module database is stored in the configuration software in an encrypted linkable file mode, the foreground of the configuration software realizes programming and download of user configuration programs carried out by users, the operation management core, the program module database, the user configuration programs and data sets form a control program, and communication and interaction of the control program between the controller and the configuration software is carried out through a download interface. The control system is advantaged in that the control program module database is stored in the background of the configuration software, control program modules actually utilized by the configuration program are downloaded to store in the controller only after download, not only can the program structure of the controller is simplified, program scheduling and management are made to realize more rapid and reliable, but also storage resource pressure of the controller is further reduced.