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44results about How to "Easy to use in real time" patented technology

Electronic Crypto-Currency Management Method and System

Systems, methods and machines related to conducting a crypto-currency transaction. A method comprises creating a full block chain representing a plurality of past crypto-currency transactions, forwarding the full block chain to a first processing component for use in executing a new crypto-currency transaction, the first processing component forwarding an original local block chain to a second processing component, the second processing component executing the transaction and generating an updated local block chain with details related to the transaction, and forwarding the updated local block chain to the first processing component.
Owner:GARMIN INT

Skipping coding mode pre-judgment method for highly efficient video coding standard

The invention provides a skipping coding mode pre-judgment method for a highly efficient video coding standard. The objective of the invention is to solve problems of quite high complexity of current standard coding and quite long coding time. The method comprises following steps of calculating the rate-distortion cost of a coding block so as to acquire a movement vector and residual information; using the size of the moving vector and the residual information to judge whether the coding block is a skipping mode, if no, entering the next top, or else, processing the next coding block; calculating rate-distortion cost of the previous frame of a coding block adjust the current coding block and the next frame of the coding block; using the size of the moving vector and the residual information to judge adjacent coding blocks and using a entropy difference concept to replace tediously calculated interactive information. According to the invention, a skipping mode is rapidly judged; when excellent coding performance is obtained, massive coding time is saved; the method has actual operability, so it is facilitated that real time application is performed; and when the video coding efficiency is not reduced, massive coding time is saved.
Owner:ZHENGZHOU UNIVERSITY OF LIGHT INDUSTRY

Rapid depth image frame internal mode type judgment method aiming at 3D-HEVC (Three Dimensional- High Efficiency Video Coding) standard

The invention provides a rapid depth image frame internal mode type judgment method aiming at a 3D-HEVC (Three Dimensional- High Efficiency Video Coding) standard. The rapid depth image frame internal mode type judgment method comprises the following steps: selecting a coding unit in a depth image; performing intra-frame predication mode judgment of a traditional HEVC standard and carrying out gross prediction; judging whether an optimal mode of the coding unit CU is a Planar mode or a DC mode; performing rapid DMM1 search in a 3D-HEVC coder to obtain a judgment formula; after judging the DMM1 search according to the judgment formula, performing DMM4 search in the 3D-HEVC coder and calculating a minimum rate distortion cost; and judging an optimal intra-frame predication mode and processing the next coding unit in the depth image. The current depth image intra-frame predication mode is primarily judged by utilizing the characteristics of the depth image, and an intra-frame mode, which does not usually occur in a coding process of certain depth images, is jumped; and the rapid depth image frame internal mode type judgment method has the prominent advantages that the calculation amount is small, the coding complexity is low, the coding time is short, and the compression performance is consistent to that of original 3D-HEVC and the like.
Owner:HENAN UNIVERSITY OF TECHNOLOGY

Garbage incinerator temperature fuzzy control method using case reasoning to extract rules

The invention relates to a garbage incinerator temperature fuzzy control method using case reasoning to extract rules, and relates to the technical field of urban solid garbage incinerator temperature control. The garbage incinerator temperature fuzzy control method using case reasoning to extract rules includes the following steps: 1) using a similarity assessment method to cluster the similar data for the incinerator temperature deviation and rate of change, and the historical data output from a controller; 2) according to the maximum membership rule, generating an initial rule base; 3) using the similarity assessment method to delete the redundancy rule so as to implement reduction of the rule base; 4) calculating the similarity between the target rule and each rule in the reduction rule base to retrieve the rules; 5) according to the nearest neighbor method, reusing the rules so as to form a fuzzy control rule base; and 6) realizing stable and accurate control of the incinerator temperature through a temperature controller.
Owner:BEIJING UNIV OF TECH

Rapid intra-frame mode decision method specific to high efficiency video coding standard

The invention discloses a rapid intra-frame mode decision method specific to a high efficiency video coding standard. The method comprises the following steps: (1) selecting a prediction unit (PU) being N*N in size; (2) calculating an average gradient value of pixel points in the PU with a Sobel operator; (3) determining a threshold value for judging an intra-frame prediction mode; (4) initially judging the intra-frame prediction mode according to the average gradient value of the pixel points in the PU and the threshold value for judging the intra-frame prediction mode; (5) calculating gradient directions of the pixel points in the PU according to a gradient value of each pixel point in the PU calculated by the Sobel operator; and (6) performing table lookup according to the gradient directions of the pixel points of the PU in order to determine the intra-frame prediction mode. In the rapid intra-frame mode decision method, a Sobel edge detection operator is adopted, so that the intra-frame decision speed is increased under the situation that the decision accuracy of a direction mode is kept constant; the complexity is low; the calculation amount is small; only a small amount of code rate is increased; and a large amount of coding time is saved.
Owner:郑州轻大产业技术研究院有限公司

Pedestrian detection method based on on-board infrared camera

The invention relates to a pedestrian detection method based on an on-board infrared camera. A traditional method is time consuming. According to the pedestrian detection method based on the on-board infrared camera, at first, the infrared camera is horizontally erected at the position of the car head and calibrated. Secondly, the pre-installed camera detects distance range to determine the upper and the lower boundary. And then a bounding box is selected, histograms of oriented gradients (HOG) feature of the remained candidate boxes is extracted, and a pre-trained SVM classifier is used for judging whether a bounding box is a pedestrian or not. Finally, the bounding box is judged as the pedestrian according to scale and distance clustering step 5 and the camera slides smoothly to obtain the final detection and tracking of the pedestrian. The pedestrian detection method based on the on-board infrared camera is low in time consumption and error detection, and convenient to embedded in real-time application.
Owner:ZHEJIANG ICARE VISION TECH

Automatic combustion optimized decision method for waste incineration process

The invention relates to the technical field of urban solid waste incinerator optimal control, in particular to an automatic combustion optimized decision method for the waste incineration process. Bymeans of the optimized decision of key manipulated variables (feeder speed and fire grate speed), an automatic combustion system operates within an ideal range, and the method mainly comprises the following steps that (1) a decision case library is set up according to historical data of the incineration process; (2) a training pattern pool is constructed; (3) a stochastic allocation network is trained according to a study type pseudometric measuring criterion, and therefore a stochastic allocation network retrieval model is obtained; (4) a target case is input into the stochastic allocation network retrieval model, and K similar case solutions are obtained; (5) the average value of the K similar case solutions is obtained through case reusing, and therefore the decision value of a targetcase solution (feeder speed and fire grate speed) is obtained and output to an incineration process control system; and (6) the fourth step and the fifth step are repeated to achieve the automatic combustion real-time optimized decision process of the incineration process.
Owner:BEIJING UNIV OF TECH

Method for extending temperature measuring range of refrigeration type temperature measuring system

The invention relates to a method for extending the temperature measuring range of a refrigeration type temperature measuring system, and belongs to the technical field of image processing. The method comprises the steps that firstly, the corresponding linear interval of a detector is set according to relevant parameters of the refrigeration type detector; then, cumulative histogram counting is conducted on images to determine the smallest gray value G1 in the images and the largest gray value Gh in the images; whether the largest gray value Gh and the smallest gray value G1 are within the range of the corresponding linear interval of the detector or not is judged, and if not, integral times of the detector are adjusted to enable the gray values in the images to be kept within the corresponding linear interval of the detector. According to the method, the gray values in the images are kept within the corresponding linear interval of the detector by changing the integral times effectively in real time, the measuring range of the refrigeration type temperature measuring system is extended while high temperature measuring precision is guaranteed, and meanwhile the algorithm is easy to realize, small in calculated amount and capable of being applied to projects in real time easily.
Owner:LUOYANG INST OF ELECTRO OPTICAL EQUIP OF AVIC

Nonlinear normalization based IQA (image quality assessment) method of Laplace-Gaussian signal

ActiveCN104657996AProcessing results meetCompatible with human visual perceptionImage analysisMean squareAlgorithm
The invention discloses a nonlinear normalization based IQA (image quality assessment) method of a Laplace-Gaussian signal. The method comprises steps as follows: redundancy elimination expression is performed on images firstly and is completed through two processes including LOG filtering and nonlinear normalization; the two processes are used for eliminating first-order and second-order statistical redundancy in the images and reducing high-order statistical redundancy respectively; two computing methods are proposed to predict the subjective quality or the distortion degree of the images, and the two computing methods are marked as NLOG-MSE (mean square error) and NLOG-COR (correlation) respectively; according to NLOG-MSE, mean square errors between the original images subjected to redundancy elimination expression and test images is computed to obtain the distortion measurement of the test images, and according to NLOG-COR, correlation between the original image and test image in each point and redundancy elimination expression is computed to predict the image quality. The experimental result proves that the two computing methods have good prediction performance in the aspect of IQA, the NLOG-MSE method has simple computation, and the application of the NLOG-MSE method in other fields is greatly facilitated.
Owner:XI AN JIAOTONG UNIV

Compressed domain video watermark embedding and extracting methods based on moving object

ActiveCN108521613AGood anti-heavy compression performanceFlexible embeddingDigital video signal modificationSelective content distributionMotion vectorObject label
The invention discloses a compressed domain video watermark embedding method based on a moving object. The compressed domain video watermark embedding method based on the moving object is characterized by comprising the steps of: performing scrambling encryption on binary watermark information to obtain encrypted binary watermark information, obtaining a moving object labelling graph of each frameof image of a video by using a video object tracking method based on a compressed domain, obtaining a corresponding moving object in each frame of image according to the moving object labelling graph, furthermore, obtaining a corresponding motion vector from the extracted moving object in each frame of image, obtaining module values of all motion vectors of the moving object in each frame of image by calculation, and furthermore, performing cycle watermark embedding operation on the motion vector corresponding to the module value, which is greater than or equal to a pre-set threshold value inall the module values, by using the obtained binary watermark information, so that a video embedded with the watermark is obtained. By means of the compressed domain video watermark embedding and extracting methods based on the moving object disclosed by the invention, the technical problem that the watermark can be damaged after the video with the watermark is re-coded in the existing video digital watermark embedding method based on the compressed domain can be solved.
Owner:SOUTH CENTRAL UNIVERSITY FOR NATIONALITIES

Carrier phase epoch difference and Doppler observation fusion speed measurement method

The invention provides a carrier phase epoch difference and Doppler observation fusion speed measurement method. The method specifically comprises the following steps of: S1, obtaining original GNSS data containing carrier phases and Doppler observation values and an auxiliary product required by speed measurement data processing, performing screening and error correction on the obtained data, andsubstituting the corrected data into a carrier phase positioning equation; S2, differentiating the corrected observation equation among epochs to obtain a carrier phase inter-epoch differential velocity measurement equation, and combining the carrier phase inter-epoch differential velocity measurement equation with a Doppler velocity measurement equation to construct a velocity measurement equation fusing different observation values; S3, determining a corresponding random model by adopting a step-by-step weighting method according to satellite altitude angles and observation noise; and S4, linearizing the observation equation, solving velocity through a least square algorithm X=(BTPB)-1 (BTPL).
Owner:NAT TIME SERVICE CENT CHINESE ACAD OF SCI

Method for softly measuring dioxin concentrations by adoption of case-based reasoning

The invention discloses a method for softly measuring dioxin concentrations by adoption of case-based reasoning. The method comprises the following steps of: (1) selecting feature variables by adoption of a mutual information method; (2) distributing weights of the feature variables by adoption of the mutual information method; (3) obtaining a target case; (4) calculating a similarity between thetarget case and a source case by adoption of an Euclidean distance-based similarity assessment method, and retrieving K similar cases according to a K-neighbor method; (5) reusing dioxin concentrationvalues of the K similar cases to obtain a dioxin concentration soft measurement value of the target case; (6) taking the target case and the corresponding dioxin concentration soft measurement valueas a new source case and storing the new source case in a case library for next dioxin concentration solution; and (7) repeating the steps (3) to (6) so as to realize the real-time prediction of the dioxin concentration.
Owner:BEIJING UNIV OF TECH

Non-uniform resampling technology-based maneuvering target coherent integration detection method

ActiveCN110095766AEliminate low probability of detection problemsElimination distanceRadio wave reradiation/reflectionTime domainFast Fourier transform
The invention relates to a non-uniform resampling technology-based maneuvering target coherent integration detection method. According to the method, demodulation and pulse compression processing areperformed on received radar receiving signals in a fast time domain; fast Fourier transformation is performed on pulse compressed signals; constraint conditions are calculated, and an empty matrix isgenerated; whether a selected time point and selected time delay meet the constraint conditions at the same time is judged, if the selected time point and selected time delay meet the constraint conditions, non-uniform resampling is performed on range-direction frequency-domain signals, corresponding element values are calculated, if the selected time and selected time delay do not meet the constraint conditions, the corresponding element values are 0; all time points and time delay are sequentially selected, generated element values are arranged into the matrix; fast Fourier transformation and inverse fast Fourier transformation are performed on correlation function matrix data, so that coherent integration is completed; and whether a target exists or not is judged by means of a coherentintegration matrix. The method disclosed by the invention is not influenced by a searching method in a detection process, is low in calculation complexity and excellent in detection performance.
Owner:XIDIAN UNIV

Foreground target extraction method of dynamic background video image

InactiveCN107977975AAvoid situations that differ greatly from the actual backgroundReduce correlation errorsImage enhancementImage analysisHide markov modelEuclidean vector
The invention relates to a foreground target extraction method of a dynamic background video image. The method comprises that S1) human bodies in a video frame are modeled via a continuous observed value hidden Markov model to obtain multiple human body models; S2) observation vectors of each the human body model in a set time period form an observation sequence; and S3) the conditional probability that each human body model generates the observation sequence is calculated via a forward-backward algorithm, and the observation sequence with the largest conditional probability is selected as a foreground target. Compared with the prior art, a Gaussian model and the continuous observed value hidden Markov model are combined and applied to modeling of the observation target in the video, and the condition that background modeling is much different from the practical background is avoided.
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER

Integration service management system based on cloud platform application

The invention discloses an integration service management system based on a cloud platform application. The system is formed by a cloud platform integration terminal, a system common module, a basic module and a multifunctional integration management terminal. The system common module, the cloud platform integration terminal, the basic module and the multifunctional integration management terminalare interconnected so as to realize data interaction. A synthesis management module, an intelligent accounting module, an integration personnel management module, a shopping mall management module, afinancial fund management module, a supplier platform management module, an integration order management module and a system maintenance management module are arranged in the multifunctional integration management terminal so as to effectively realize multifunctional integration, such as accounting, payment, evaluation, monitoring and query functions. Usage safety of system and integration quality of service management are increased, a client manager can conveniently apply the system in real time, analyzes and manages the system and then executes the system, system functions realize multi-modular integration, integration management is performed on a same cloud platform, which is convenient for modification and replacing, and usage is flexible and convenient.
Owner:惠州市格讯科技有限公司

Real-time precise time transfer method based on double-difference mode

PendingCN111650612AIncrease correction levelEliminate or weaken errorsSatellite radio beaconingAlgorithmMathematical model
The invention relates to the technical field of time transfer, and relates to a real-time precise time transfer method based on a double-difference mode. The real-time precision time transfer method comprises the following steps: firstly, based on satellite observation data of a time master station and a user station, establishing a double-difference mathematical model and constraining coordinatesof an observation station to carry out calculation to obtain a floating point solution of double-difference ambiguity and a corresponding variance matrix, and carrying out double-difference ambiguityfixing; secondly, selecting a reference satellite, giving a reference value of the inter-satellite single-difference ambiguity of the satellite, and inversely calculating the inter-satellite single-difference ambiguity of all satellites based on the fixed double-difference integer ambiguity; and then, establishing an inter-station single-difference mathematical model, substituting the inversely calculated single-difference ambiguity into an inter-station single-difference observation equation, and solving a time difference parameter between the two stations to realize real-time time transfer.
Owner:NAT TIME SERVICE CENT CHINESE ACAD OF SCI

Image Quality Evaluation Method Based on Laplacian-Gaussian Signal Based on Nonlinear Normalization

ActiveCN104657996BProcessing results meetConforms to distance metric propertiesImage enhancementImage analysisMean squareAlgorithm
The invention discloses a nonlinear normalization based IQA (image quality assessment) method of a Laplace-Gaussian signal. The method comprises steps as follows: redundancy elimination expression is performed on images firstly and is completed through two processes including LOG filtering and nonlinear normalization; the two processes are used for eliminating first-order and second-order statistical redundancy in the images and reducing high-order statistical redundancy respectively; two computing methods are proposed to predict the subjective quality or the distortion degree of the images, and the two computing methods are marked as NLOG-MSE (mean square error) and NLOG-COR (correlation) respectively; according to NLOG-MSE, mean square errors between the original images subjected to redundancy elimination expression and test images is computed to obtain the distortion measurement of the test images, and according to NLOG-COR, correlation between the original image and test image in each point and redundancy elimination expression is computed to predict the image quality. The experimental result proves that the two computing methods have good prediction performance in the aspect of IQA, the NLOG-MSE method has simple computation, and the application of the NLOG-MSE method in other fields is greatly facilitated.
Owner:XI AN JIAOTONG UNIV

Depth modeling mode decision method for 3d-hevc depth map coding

The invention discloses a depth modeling mode decision method for 3D-HEVC (High Efficiency Video Coding) depth map coding. Classification skipping decision is performed on a depth map macro block, whether to early terminate a contour mode is judged according to the size of a prediction unit, and rate-distortion optimization is performed on a depth modeling mode to obtain an optimal depth modeling mode; the steps are as follows: starting a depth modeling mode decision process of the depth map macro block; classifying a current depth block into a near region, a middle region and a far region; skipping unnecessary depth blocks; performing early termination of the contour mode according to the size of the current prediction unit; performing a rate-distortion optimization process of a depth modeling mode decision; and determining the optimal depth modeling mode of a depth map. The depth modeling mode decision method for the 3D-HEVC depth map coding provided by the invention adopts classification skipping of blocks and early termination of the contour mode, the coding performance is better, the code rate has only a small rise, the reduction of peak signal to noise ratio can be neglected, and compared with an original 3D-HEVC coding method, the depth modeling mode decision method saves 31.33% of coding time on average, thus the method can be applied to real-time coding.
Owner:ZHENGZHOU UNIVERSITY OF LIGHT INDUSTRY

Method and system for object tracking in video compression domain

The invention discloses a video compression domain target tracking method. The method comprises the following steps: extracting compression domain information corresponding to a first frame in a videosequence from a video bit stream that is obtained through compression coding of the video sequence, decoding the compression domain information to obtain a decoded image, and carrying out manual target marking on the image to obtain a target marking diagram of the first frame; carrying out parsing on the video bit stream so that a motion vector (MV) and a block coding mode corresponding to a frame next to a current frame in the video sequence are extracted from the video bit stream, and sequentially carrying out normalization processing and preprocessing on the obtained MV to obtain a processed MV of the next frame; and obtaining a target marking diagram of the next frame through a spatial-temporal Markov model. The method provided by the invention has the advantages that the technical problems in the conventional compression domain target tracking method that block level coding processing leads to low tracking accuracy and that as the number of the frames unceasingly increases, the tracking accuracy decreases frame by frame in a continuous and free-fall manner are solved.
Owner:SOUTH CENTRAL UNIVERSITY FOR NATIONALITIES

A Fast Intra-frame Prediction Method of Depth Map Based on 3d-hevc

The invention discloses a depth image rapid intra-frame prediction method based on 3D-HEVC. The method comprises the steps of for each depth coding unit, generating a gray co-occurrence matrix; carrying out judgment to obtain a master reference direction of each depth coding unit according to a co-correlation feature value of the gray co-occurrence matrix, wherein only an angle prediction mode in a range of the master reference direction is added to a rate-distortion candidate list; judging whether a currently processed depth coding unit is a smooth block or not by calculating an angle second-order matrix feature value of the gray co-occurrence matrix; if the currently processed depth coding unit is the smooth block, eliminating a step of adding a depth modeling model to the rate-distortion candidate list; and carrying out rate-distortion calculation on the rate-distortion candidate list and selecting an intra-frame prediction mode. According to the method, the coding complexity can be reduced and the search time consumption can be reduced, thereby facilitating real-time application of the 3D-HEVC.
Owner:ZHEJIANG UNIV

Preparation device of pregabalin intermediate compound

The invention discloses a preparation device of a pregabalin intermediate compound. The device comprises a main body and a straight-through pipe mounted on the main body, wherein a rotary bottle is mounted on the position, close to the corresponding end of the straight-through pipe, of the main body, and a condensation pipe component which can automatically loosen a movable interface and effectively and conveniently dismount the rotary bottle for use in real time is arranged at the position, close to the other end of the straight-through pipe, of the main body. Compared with the prior art, the preparation device of the pregabalin intermediate compound has the advantages that by arranging the condensation pipe component, each interface on the condensation pipe component can be automatically loosened and adjusted in a continuous rotary evaporation process, so that the seizure problem caused by long-term tightening of each connecting component on the condensation pipe is effectively avoided, effective maintenance is performed on the condenser pipe components, and the rotary bottle can be effectively and conveniently dismantled in real time so as to facilitate real-time use of rotary evaporator equipment.
Owner:CHONGQING SUCCEWAY PHARMA

A Method of Extending the Temperature Measuring Range of Refrigeration Temperature Measuring System

The invention relates to a method for expanding the temperature measurement range of a refrigeration type temperature measurement system, which belongs to the technical field of image processing. The present invention first sets the corresponding linear interval of the detector according to the relevant parameters of the cooling type detector; then performs cumulative histogram statistics on the image to determine the minimum gray value Gl and the maximum gray value Gh in the image; judge the maximum gray value Gh and whether the minimum gray value G1 is within the range of the corresponding linear interval of the detector, if not, adjust the integration time of the detector so that the gray value in the image remains within the corresponding linear interval of the detector. The invention keeps the gray value in the image within the corresponding linear interval of the detector by effectively changing the integration time in real time, ensuring high temperature measurement accuracy and expanding the temperature measurement range of the refrigeration temperature measurement system, and at the same time the algorithm realizes It is simple, and the amount of calculation is small, which is beneficial to the real-time application of engineering.
Owner:LUOYANG INST OF ELECTRO OPTICAL EQUIP OF AVIC

A real-time optimization decision-making method for automatic combustion in waste incineration process

The invention relates to the technical field of urban solid waste incinerator optimal control, in particular to an automatic combustion optimized decision method for the waste incineration process. Bymeans of the optimized decision of key manipulated variables (feeder speed and fire grate speed), an automatic combustion system operates within an ideal range, and the method mainly comprises the following steps that (1) a decision case library is set up according to historical data of the incineration process; (2) a training pattern pool is constructed; (3) a stochastic allocation network is trained according to a study type pseudometric measuring criterion, and therefore a stochastic allocation network retrieval model is obtained; (4) a target case is input into the stochastic allocation network retrieval model, and K similar case solutions are obtained; (5) the average value of the K similar case solutions is obtained through case reusing, and therefore the decision value of a targetcase solution (feeder speed and fire grate speed) is obtained and output to an incineration process control system; and (6) the fourth step and the fifth step are repeated to achieve the automatic combustion real-time optimized decision process of the incineration process.
Owner:BEIJING UNIV OF TECH

Method for accurately displaying current visual field through eagle eye window in three-dimensional map

PendingCN112700556AGuaranteed calculation speed and calculation accuracyEasy to use in real time3D modellingCartographyComputer graphics (images)
The invention provides a method for accurately displaying a current visual field by an eagle eye window in a three-dimensional map, which comprises the following steps of: 1, calculating a visual field cutting surface in an ECEF three-dimensional Cartesian coordinate system according to an observation position, an observation angle and the like, and submitting the calculated visual field cutting surface to a pixel shader; 2, drawing a rectangle, wherein texture coordinates of four corners of the rectangle are respectively set as longitude and latitude coordinates of four corners of a two-dimensional view display range; 3, in a pixel shader, converting longitude and latitude coordinates corresponding to pixels into ECEF three-dimensional Cartesian coordinates according to the ellipsoid parameters; and step 4, in the pixel shader, judging the positions between the ECEF three-dimensional Cartesian coordinates and each cutting surface, and determining whether the ECEF three-dimensional Cartesian coordinates are in the view field or not so as to output a corresponding diagram.
Owner:PLA STRATEGIC SUPPORT FORCE INFORMATION ENG UNIV PLA SSF IEU +1

Mechanical sand screening device for construction

The invention discloses a mechanical sand screening device for construction. The mechanical sand screening device comprises a frame, a feeding port is formed in the frame, four rollers are arranged at the position, close to the feeding port, of the frame, rotating shafts are arranged on the four rollers in a penetrating mode, the rotating shafts are rotationally connected with the frame through bearings, gears are installed on the rotating shafts, a chain is arranged on the outer sides of the gears, the multiple gears are in transmission connection through the chain, a slider-crank mechanism is arranged at the ends of the rotating shafts, an automatic sand screening mechanism used in cooperation is arranged below the slider-crank mechanism, a driving mechanism used for driving any roller to rotate is arranged at the bottom of the frame so as to be different from the prior art, in the real-time use process, due to the use of the rollers, so that the feeding port is not prone to being blocked, material conveying is smoother, the rollers are used in cooperation with an existing sand screening drive, the use cost of the equipment is effectively controlled, stable and efficient sand feeding and screening are guaranteed, and therefore real-time, efficient and stable sand screening use is effectively facilitated.
Owner:娄底市仨匠新型环保建材有限公司

SOP electronic recording system and development method thereof

The invention provides an SOP electronic recording system and a development method thereof. The SOP electronic recording system comprises a database and a work order recorder. The database is an XML database. The work order recorder is provided with a plurality of work order templates, and each work order template is stored in the database in an XML data format. Each work order template is used by a user to establish a work order record, and each work order record is stored in the database in an XML data format. As the data representation of the work order recorder during the operation of the work order templates and the persistent data representation in the database both adopt the consistent XML data format, based on the characteristics of XML data format files such as readability, self-interpretability, structure expandability, label customizability and the like, a user can compare a work order record presented by the work order recorder with a work order record stored in the database, so that system verification is facilitated; no data conversion or change is needed between the work order recorder and the database, and no redundant data exists in the database, so that the data reliability is improved.
Owner:北京百二十年数字技术有限公司
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