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31results about How to "Efficient mastery" patented technology
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Intelligent medical nursing system
InactiveCN104835017ARealize wireless automatic collection and storageTimely and efficient communicationResourcesPatient-specific dataComputer terminalVital signs
The invention discloses an intelligent medical nursing system, and belongs to the technical field of embedded IoT application. The system comprises a handheld medical terminal, an information collection module and a database management system. The handheld medical terminal serves as a main controller, plays a key role, obtains basic information and vital sign information of a patient from the information collection module wirelessly, and exchanges related information with the database management system in the WLAN wireless communication manner. Thus, information communication among doctor, nurse and patient are all in the wireless manner, especially, the basic information and vital sign information of the patient is automatically collected and stored in the wireless manner, and the handheld medical terminal is a good assistant for the nurse and doctor.
Owner:南京理工大学紫金学院
Visual document atlas construction method
PendingCN111597351AClearly and intuitively revealSimplify complexitySemantic analysisSpecial data processing applicationsSingle sentenceNamed-entity recognition
The invention discloses a visual document atlas construction method, which comprises the following steps of S1, sequentially extracting keywords from an input text, carrying out sentence segmentationon the input text, carrying out word segmentation on each single sentence generated by sentence segmentation, and sequentially carrying out part-of-speech tagging, named entity identification and dependency syntax analysis on each word formed by word segmentation; S2, formulating a relationship extraction rule, and extracting triple data from each simple sentence obtained in S1 based on the relationship extraction rule, wherein the triple data is composed of two entity words and a relation word; S3, importing the triple data obtained in the S2 into a graph database to form a document graph; and S4, performing graph mining operation on the data in the graph database, and realizing document graph visualization based on the mining operation. According to the visual document atlas constructionmethod, the key information of the text can be extracted, and the document is mapped into the visual graph based on semantic association, so that a user is helped to efficiently master the semantic information of the article.
Owner:SHANGHAI DATATOM INFORMATION TECH CO LTD
Curve safety early warning monitoring method, device and system
ActiveCN111415533AAvoid lossEasy to identifyAnti-collision systemsCharacter and pattern recognitionVehicle identificationUser information
The embodiment of the invention discloses a curve safety early warning monitoring method, device and system. The method comprises the following steps of inputting an obtained image of a to-be-detectedvehicle about to enter a curve into a vehicle identification composite model to obtain vehicle type information and license plate information of the to-be-detected vehicle, obtaining the braking distance and the weight of the to-be-tested vehicle according to the vehicle model information, inputting the braking distance, the weight, the road surface information of the curve, the meteorological information, the current vehicle speed of the to-be-detected vehicle, the distance between the to-be-detected vehicle and the meeting port of the curve and the number of vehicles in the opposite direction into an early warning monitoring model to obtain the safety early warning level of the to-be-detected vehicle entering the curve, acquiring corresponding curve early warning information according to the safety early warning level, and acquiring vehicle user information corresponding to the to-be-detected vehicle according to the license plate information, and sending the corresponding curve early warning information to terminal equipment of a corresponding vehicle owner user according to the vehicle user information. The system is high in monitoring precision and intelligent degree.
Owner:HUBEI UNIV FOR NATITIES +1
Information processing method and device in task process
InactiveCN106779413AEfficient masteryEasy to masterOffice automationResourcesInformation processingWork flow
The invention provides an information processing method and device in a task process. The method comprises the steps of generating a tree graph according to nodes in an existing task process; for each node, marking an executive state of the node as an executed state on the tree graph after the node finishes a corresponding sub-task process; judging whether the node needs to initiate a new task process about copying or not; if a judgment result is yes, newly creating a branch corresponding to the new task process by taking the node as a starting point on the tree graph, and generating notification information based on part or all of finished parts in the existing task process; and sending the notification information to an object selected by a user. Therefore, the visible range of the whole working process is expanded.
Owner:广州支点网络科技股份有限公司
Comprehensive detection method of overburden activity law based on borehole camera shooting
InactiveCN110671093AEfficiently grasp the spatial distribution characteristicsAccurate graspConstructionsBorehole/well accessoriesOverburdenObservation point
The invention discloses a comprehensive detection method of an overburden activity law based on borehole camera shooting. The comprehensive detection method comprises the steps that a detection area corresponding to overburden activities in a mining area is determined on an earth surface circle according to the production geological conditions of a coal mine working face; strike detection lines and inclination detection lines are arranged, and ground boreholes are formed at intervals in the strike detection lines and the inclination detection lines; a downhole observation point is arranged atthe intersection of a vertical projection of the earth surface inclination detection line with a downhole return airway, and three downhole boreholes with a certain depth are formed in a roof rock formation at different dip angles and azimuth angles; and post-mining observation holes are formed and constructed in the earth surface, and a borehole observing instrument is used for observing the development of cracks and rock strata dislocation situations in the post-mining observation holes to verify the overburden collapse and the development height of fracture zones. The dynamic activity characteristics of the overburden in a stope are detected, a comprehensive detection system of "six condition integration of upper position-middle position-lower position, pre-mining-mining-post-mining" from the earth surface to the overburden to the underground is realized, the operability is high, and the detection efficiency is high.
Owner:XINJIANG UNIVERSITY
Community e-commerce order monitoring system and method
InactiveCN108921638AReal-time understanding of processing statusReasonable handlingBuying/selling/leasing transactionsOrder formMonitoring system
The invention provides a community e-commerce order monitoring system and method. The system comprises an order monitoring server, and a merchant end and a client connected with the order monitoring server. The system further comprises a distribution management end connected with the order monitoring server, and a distribution end connected to the distribution management end. The system is convenient to monitor the order status and changes in real-time with the orders as a center according to products of the community e-commerce, coordinates all the participants in the transaction process, andensures the security and risk controllability of the entire transaction process and the transparency and traceability of the processing process; the system can enable customers to understand the order processing status in real time, and can help the merchants to follow up the order flow directions timely; and the system can grasp and deal with various transaction links reasonably and efficientlyto ensure safe, controllable, efficient, transparent shopping order transactions.
Owner:YUNNAN KUNGANG ELECTRONICS INFORMATION TECH CO LTD
Method and device for training music rhythm
The invention provides a method and a device for training a music rhythm. The music rhythm training method comprises steps: a music score is selected; a datum length is selected; a starting note or a rest is selected; a starting signal is given; according to the above selections, a sound signal sequence is generated, the pitch of each signal is determined according to the music score, and the length is determined according to the music score and the datum length; the sound signal sequence is played; and a stopping signal is received, and playing of the sound sequence is ended. Through the above steps, the music rhythm training device plays sounds related to the music score, and the user performs training along with the sounds.
Owner:刘英山
Self-adaptive main shaft performance degradation identification method based on S test piece
PendingCN110909710AAccurate graspEfficient masteryMachine part testingCharacter and pattern recognitionEngineeringGravity center
The invention relates to a self-adaptive main shaft performance degradation identification method based on an S test piece. The method comprises the steps: collecting and storing radial vibration signals of a main shaft while the S test piece is machined; segmenting the radial vibration signals according to time, and performing adaptive noise complete set empirical mode decomposition on each segment of radial vibration signals to obtain IMF components; extracting intrinsic mode component characteristic parameters of the decomposed signals for signal reconstruction, and calculating the information entropy of a reconstructed signal power spectrum and the gravity center frequency of a marginal spectrum; after the S test piece is machined, judging whether a measurement result of the S test piece is qualified or not, and obtaining characteristics of a normal state and characteristics of an abnormal state of the machine tool spindle; comparing the PSE value and the SCF value of each sectionof vibration signal obtained after calculation of the radial vibration signals collected in the process of machining the new S test piece with the characteristics of the normal state and the abnormalstate of the main shaft respectively, and judging the health condition of the main shaft; and constructing power spectrum entropy curves of different machining stages of the machined S test piece to classify the degradation degree of the main shaft.
Owner:BEIJING INFORMATION SCI & TECH UNIV
Stock yard weight detection method and system
InactiveCN104977070ASystem stabilityImprove reliabilityWeighing apparatus for materials with special property/formSpecial purpose weighing apparatusEngineeringPressure sense
A material field weight detection method. The method comprises arranging a pressure sensing device (2) on a foundation (7) of a material field, the pressure sensing device (2) being used for detecting the pressure on an action area in real time and converting the pressure into the weight of materials (1) on the material field. A material field weight detection system, comprising a pressure sensing assembly (2) arranged on a foundation (7) of a material field, the pressure sensing assembly (2) being used for detecting the pressure on an action area in real time and converting the pressure into the weight of materials (1) on the material field. The method and system have advantages of simple principle, convenient operation, high stability and precision, wide application range, and high efficiency.
Owner:HUNAN SUNDY SCI & TECH DEV
Intelligent guiding rule and data acquisition system
PendingCN109540097AEasy to operateImprove methodProgramme controlComputer controlComputer moduleData acquisition
The invention relates to the field of guiding rules, and in particular relates to an intelligent guiding rule and a data acquisition system. The intelligent guiding rule comprises a rule body, a control unit arranged in the rule body and a functional unit connected with the control unit. The functional unit comprises an angle / slope sensor used for measuring the angle / slope parameter of the rule body, a data acquisition processing unit which collects the angle / slope parameter as measurement information, and a wireless communication module connected with the data acquisition processing unit. According to the invention, the intelligent guiding rule is designed; measurement data are acquired through the angle / slope sensor and are transmitted to an external mobile terminal through a Bluetooth module; the problems of troublesome data storage and difficult saving are solved; data management is effectively carried out; and the phenomena of over-measurement, under-measurement and repeated measurement are avoided.
Owner:WANYI TECH
Microblog big data hot topic multi-dimensional intelligent extraction system
PendingCN114881041AImprove the effect of the modelImprove accuracySemantic analysisSpecial data processing applicationsText modelingDimensionality reduction
The invention provides a text modeling method based on short text expansion and a hidden semantic calculation method, and solves the problems of insufficient data noise reduction and dimension reduction and semantic loss when a text modeling method in the prior art is used for extracting microblog topics. According to the method, a short text expansion method is provided in combination with microblog characteristics, a discussion atlas tree is recombined to expand the microblog text, microblog text modeling is performed through a hidden semantic calculation method, and the dimension of a text vector is reduced under the condition that semantics are not lost; the invention provides a collaborative approximate set method for extracting microblog topics, scoring topic popularity, incorporating time data characteristics into text similarity calculation, proposing influence factors and a specific method for microblog topic popularity value calculation, generating a microblog hot topic scoring list, and calculating the microblog hot topics according to the scoring list. The accuracy and timeliness of microblog topics are improved, the loss of topic information is reduced, and multi-dimensional intelligent and accurate extraction of microblog big data hot topics is realized.
Owner:张艳
Text data visualization analysis method and device, equipment and storage medium
PendingCN113486664AImprove relevanceImprove analysis efficiencyMathematical modelsSemantic analysisData connectionEngineering
The invention relates to an artificial intelligence technology, and discloses a text data visualization analysis method and device, equipment and a storage medium, and the method comprises the steps: obtaining a plurality of pieces of to-be-processed text data; carrying out keyword extraction on the multiple pieces of to-be-processed text data, and obtaining keywords and weights corresponding to the to-be-processed text data; according to the multiple pieces of to-be-processed text data and the corresponding keywords and weights, performing visual display by utilizing a visual tool to obtain a scatter diagram; according to the scatter diagram, performing clustering by using a DBscan clustering model to obtain a cluster; extracting corresponding keywords and to-be-processed text data based on each clustering cluster to obtain clustering keywords and clustering text data; matching the clustering keywords through a matching model, and finally realizing connection of each piece of clustering text data so as to construct the knowledge graph. The invention further relates to a blockchain technology, and the knowledge graph is stored in a blockchain. According to the method, the processing efficiency can be improved, and noise data can be removed.
Owner:PING AN TECH (SHENZHEN) CO LTD
Chinese character writing animation demonstration method and device
ActiveCN111063009AImplementing a sequential demoEfficient masteryAnimationModifying/creating image using manual inputChinese charactersAlgorithm
The invention provides a Chinese character writing animation demonstration method and device. The Chinese character writing animation demonstration method comprises the steps of creating a first drawing board invisible to a user and a second drawing board visible to the user, wherein coordinate points of the first drawing board and coordinate points of the second drawing board have a one-to-one mapping relation; calling strokes matched with the to-be-demonstrated Chinese character from the character set one by one according to the stroke sequence to a first drawing board for display to form the to-be-demonstrated Chinese character, and scanning to obtain coordinate points corresponding to stroke contours; and according to the coordinate point mapping relationship between the first drawingboard and the second drawing board, successively superposing and displaying each stroke at the corresponding coordinate point of the second drawing board to realize animation demonstration of Chinesecharacter writing.
Owner:山东山科智能科技有限公司
Loan request processing method and device, terminal and storage medium
The invention discloses a loan request processing method and device, a terminal and a storage medium. The method comprises the following steps: determining a highest credit line according to preset business basic information; receiving a loan request from a loan requester, determining a corresponding allowed credit line according to the basic information of the loan requester, further determining a single business credit line, and judging whether the single business credit line is higher than the highest credit line; and if not, obtaining loan service data in multiple credit platforms, the loan service data including platform credit granting, judging whether a single service credit granting limit is higher than the platform credit granting limit, and if not, displaying the loan service data. According to the scheme, the user information and the third-party data are collected in real time, so that the business processing party can master the basic information of the user more efficiently and accurately, the user is analyzed from multiple dimensions, accurate marking of the user is achieved, and the loan request processing efficiency is improved.
Owner:浙江惠瀜网络科技有限公司
Single-chip microcomputer system with control cabinet
InactiveCN109696851AAvoid misleadingEfficient masteryProgramme controlComputer controlElectrical batteryCoaxial cable
Provided in the invention is a single-chip microcomputer system with a control cabinet. The system comprises a cabinet body with a single-chip microcomputer arranged inside; a top wall board is arranged at the cabinet body with the single-chip microcomputer arranged inside in a pin joint manner; a single-chip microcomputer and a device for terminating the power supply guarantee at the time of cabinet body separation are arranged in the cabinet body with the single-chip microcomputer arranged inside. A network backstage terminal connected with the single-chip microcomputer is installed in the cabinet body with the single-chip microcomputer arranged inside. A coaxial cable leading wiring board and a coaxial cable leading wiring board-battery wiring board are installed in the cabinet body with the single-chip microcomputer arranged inside at the side of the single-chip microcomputer. Besides, a plurality of leading devices combined with the coaxial cable leading wiring board and the coaxial cable leading wiring board-battery wiring board are installed in the side wall of the cabinet body with the single-chip microcomputer arranged inside. Therefore, problems that the protection performance of the control cabinet is poor, the control cabinet has no network supervision performance, and the network control of the control cabinet can not be realized by the backstage terminal in the prior art are solved.
Owner:XIAN MEIZHILV INFORMATION TECH CO LTD
Virtual-real combined welding robot virtual simulation teaching system
InactiveCN112967558AIncrease interest in learningImprove interactivityCosmonautic condition simulationsSimulatorsSimulationPersonal computer
The invention discloses a virtual-real combined welding robot virtual simulation teaching system. The system comprises welding robot virtual simulation teaching equipment. The welding robot virtual simulation teaching equipment comprises a VR teaching demonstration system, a virtual simulation practical training system and a virtual-real combined training system. By arranging a related teaching system, a teacher can vividly display a 3D robot body and structural details to students by using a VR teaching demonstration system, the learning interest and interactivity of the students are greatly improved, and the technical key points of the welding process can be explained in a 1: 1 scene, so that the students are personally on the scene; and students can perform live-action simulation practice and skill assessment by using the virtual simulation practical training system and the virtual-real combined training system, more efficiently master complex technical key points and operation processes, and read six-axis position information in real time by connecting a tablet personal computer with a computer through a local area network by using a TCP / IP protocol.
Owner:烟台胜信数字科技股份有限公司
Offshore platform fine in-place auxiliary system based on GNSS and working method
ActiveCN114114361AReal-timeRealize the display effectSatellite radio beaconingTerrainSatellite system
The invention discloses a GNSS (Global Navigation Satellite System)-based offshore platform fine in-place auxiliary system and a working method, belongs to the technical field of GNSS marine application, and solves the problem of low automation degree of platform position acquisition in the in-place working process of an offshore platform. The system is composed of an underwater terrain acquisition end, a tugboat and offshore platform positioning end, a data fusion processing end and an application end. The underwater topography acquisition end takes a ship as a carrier, carries a GNSS and an underwater measurement sensor, and acquires submarine topography data with position information; the tugboat and offshore platform positioning end obtains the position and attitude information of a carrier in real time in a differential positioning mode by installing a plurality of GNSS receivers on a tugboat and a platform. The data fusion processing end performs secondary processing by fusing submarine topography data and positioning results of the tugboat and the platform, and generates electronic map data for assisting tugboat operation; and the application end decodes and draws an electronic map to assist in fine positioning of the offshore platform.
Owner:SHANDONG UNIV OF SCI & TECH
Image-processing-based daily inspection and evaluation system for bearing support and corresponding method thereof
InactiveCN110580748AFast transferQuick analysisTelevision system detailsChecking time patrolsImaging processingImaging analysis
The invention discloses an image-processing-based daily inspection and evaluation system for a bearing support, and a corresponding method. On the basis of image processing, an image acquisition unit,a data transmission unit, an image analysis unit, a bearing bracket disease database and a server side are integrated to realize automatic identification and result output of the image analysis system on the target object disease; and further integration is performed to obtain a system report with a corresponding rectification method for convenient reading and timely processing. The whole processis performed rapidly, conveniently and efficiently; the disease analysis is performed comprehensively based on a bearing support disease database; problems can be discovered timely and solved; the diseases in the bearing support construction process can be reduced to the great extent; and safety accidents are avoided.
Owner:JSTI GRP CO LTD +1
File coverage detection method and device thereof
PendingCN113505076AImprove detection accuracyImprove detection reliabilityVersion controlSoftware testing/debuggingVerificationDependability
The invention provides a file coverage detection method and a device thereof, which can be used in the technical field of big data, and the method comprises the following steps: in a host batch test process of a target system, according to a transmission verification file list corresponding to each host file which is transmitted in batch in each time period, verifying the host file according to the transmission verification file list; respectively determining batch file coverage results in each time period; and based on the corresponding relationship between each time period and each batch corresponding to the target software version and the batch file coverage result in each time period, detecting the file coverage condition of the target software version in the target system at present, so as to obtain file coverage detection result data of the target software version in the target system at present. According to the method, the detection accuracy and reliability of the file coverage condition in the host batch test process can be effectively improved, the efficiency and convenience of the file coverage condition process can be effectively improved, and the effectiveness and reliability of the host batch test process are improved.
Owner:INDUSTRIAL AND COMMERCIAL BANK OF CHINA
Electronic device and thumbnail view control method
InactiveCN102456379BEfficient masteryRecord information storageCarrier indicating arrangementsRadiologyThumbnail Image
Owner:SONY CORP
Device and method for training procedure utilization habit of million kilowatt nuclear power plant
Owner:CHINA GENERAL NUCLEAR POWER CORP +1
Multilingual vocabulary learning auxiliary method and system based on multiple attribution grading
The invention discloses a multilingual vocabulary learning auxiliary method and system based on multiple attribution grading, relating to computer software and language learning auxiliary technology field. The multilingual vocabulary learning auxiliary method comprises steps of performing determination on corresponding attributions of multiple vocabularies through a database and writing in data, performing determination and grading on vocabulary importance based on a vocabulary usage scene and recording the data in order to screen out a corresponding vocabulary or an expression of a corresponding foreign language which is correspondingly displayed by the vocabulary of a certain level or a vocabulary combination in order to help to study multiple vocabularies. The multilingual vocabulary learning auxiliary method and system improve vocabulary learning efficiency based on classification of the vocabulary importance levels, and improves a language expression capability and language organization capability of a learner under multiple scenes.
Owner:杨宗元
Offshore scientific investigation operation auxiliary system and method and computer readable storage medium
PendingCN112448976AImprove work efficiencyEasy to masterClosed circuit television systemsSpeech recognitionOperation schedulingData center
The invention discloses an offshore scientific investigation operation auxiliary system and method and a computer readable storage medium, and the system comprises an auxiliary system for collecting and recording information, a data center for data service, and an operation command center for operation scheduling. The auxiliary system, the data center and the operation command center are in signalconnection, marine scientific investigation operation requirements are used for traction, and a high-speed information channel between the operation auxiliary equipment data center and the operationcommand center can be constructed on the basis of the ship Ethernet. According to the marine scientific investigation system, a field operator can conveniently, quickly and efficiently master requiredinformation and record, store and return important pictures and video information in real time, and can perform real-time audio and video communication with a command center to obtain effective technical support, so that the working efficiency of marine scientific investigation operation is effectively improved.
Owner:武汉凌安科技有限公司
A Chinese character writing animation demonstration method and device
ActiveCN111063009BImplementing a sequential demoEfficient masteryAnimationElectrical appliancesChinese charactersAlgorithm
The disclosure provides a Chinese character writing animation demonstration method and device. Among them, a Chinese character writing animation demonstration method includes: creating a first drawing board invisible to the user and a second drawing board visible to the user, and there is a one-to-one mapping relationship between the coordinate points of the first drawing board and the second drawing board; Call the strokes that match the Chinese characters to be demonstrated in the character set and display them on the first drawing board to form Chinese characters to be demonstrated, and scan to obtain the coordinate points corresponding to the contours of each stroke; according to the coordinate point mapping relationship between the first drawing board and the second drawing board, the Each stroke is successively superimposed and displayed at the corresponding coordinate point of the second drawing board, realizing the animation demonstration of Chinese character writing.
Owner:山东山科智能科技有限公司
Surgical navigation method and system
ActiveCN108210024BIntuitive graspEfficient masterySurgical needlesSurgical navigation systemsUltrasonic imagingConventional ultrasound
The invention relates to a surgery navigation method and system. The method includes: performing optical positioning on an ultrasonic probe with a configured optical marking part and a puncture needlewith a configured optical marking part; acquiring the ultrasonic imaging data collected by the ultrasonic probe in real time; generating the position and trajectory of the puncture needle in an ultrasonic image according to the optical positioning information and the ultrasonic imaging data. The system comprises a positioning module, an ultrasonic imaging data acquiring module, a puncture needletrajectory generating module and a display module. The surgery navigation method and system has the advantages that the puncture needle and the ultrasonic probe can be optically positioned, the position and trajectory of the puncture needle in the ultrasonic image collected by the ultrasonic probe can be displayed in real time, X-ray irradiation harm to doctors and patients can be eliminated, thedefects of unclear radiography and nonvisual guidance of traditional ultrasonic guidance are overcome, and the doctors can visually and efficiently master the puncture direction of surgery.
Owner:WEIPENG (SUZHOU) MEDICAL CO LTD
Curve safety early warning monitoring method, device and system
ActiveCN111415533BAvoid lossEasy to identifyAnti-collision systemsCharacter and pattern recognitionTerminal equipmentComputer science
The embodiment of the present invention discloses a curve safety early warning monitoring method, device and system. The acquired image of the vehicle to be tested that is about to enter the curve is input into the vehicle recognition composite model to obtain the vehicle model information and license plate information of the vehicle to be tested. ; Obtain the braking distance and weight of the vehicle to be tested according to the vehicle model information; obtain the braking distance, weight, road surface information of the curve, weather information, the current speed of the vehicle to be tested, the current distance between the vehicle to be tested and the meeting point of the curve, and The number of opposing vehicles is input into the early warning monitoring model to obtain the safety warning level of the vehicle to be tested entering the curve; and the corresponding curve warning information is obtained according to the safety warning level; the vehicle user information corresponding to the vehicle to be tested is obtained according to the license plate information, and According to the vehicle user information, the corresponding curve warning information is sent to the terminal equipment of the corresponding vehicle owner user. The monitoring precision and intelligent degree of the present invention are relatively high.
Owner:HUBEI UNIV FOR NATITIES +1
A drainage pipeline safety monitoring method, storage medium, terminal and system
ActiveCN112097629BEfficient masteryMaster comprehensiveHeight/levelling measurementElectrical/magnetic solid deformation measurementMulti source dataDrainage tubes
The invention provides a drainage pipeline safety monitoring method, storage medium, terminal and system. The method includes: acquiring a ground deformation rate map and an underground pipe network line in the area to be monitored; Pipe network lines, screening out the interference points near the underground pipe network lines, analyzing the interference points to obtain potential dangerous deformation signal points; obtaining the ground elevation model where the potential dangerous deformation signal points are located, and judging whether the ground is Deformation occurs; when yes, acquire the internal image of the drainage pipeline on the underground pipeline network line, and find out the safety risk point of the drainage pipeline. Due to the fusion of multi-source data, labor costs are reduced, and it has the characteristics of high precision and high timeliness.
Owner:SHENZHEN UNIV
Single-row wheeled bicycle capable of being prevented from being overturned
The invention discloses a single-row wheeled bicycle capable of being prevented from being overturned. The single-row wheeled bicycle comprises a front wheel, a bicycle head and a saddle. The front wheel is provided with a flywheel which can independently and automatically rotate when the front wheel rotates. When the bicycle runs, the flywheel rotates to generate the gyroscopic moment, so that the bicycle is unlikely to be overturned, anti-overturning force is increased when the bicycle is overturned, and the effects that the bicycle body posture is corrected and the bicycle balance is kept are achieved.
Owner:李少鹏
A GNSS-based fine positioning auxiliary system and working method for offshore platforms
ActiveCN114114361BRealize the display effectHigh degree of automationSatellite radio beaconingTerrainClassical mechanics
The invention discloses a GNSS-based precise positioning auxiliary system and a working method for an offshore platform, belonging to the technical field of GNSS marine applications, and solves the problem of low degree of automation in obtaining the platform position during the offshore platform positioning process. The system consists of underwater terrain acquisition end, tugboat and offshore platform positioning end, data fusion processing end and application end. The underwater terrain acquisition end uses ships as carriers, equipped with GNSS and underwater measurement sensors, to obtain seabed terrain data with position information; the tugboat and offshore platform positioning end install multiple GNSS receivers on the tugboat and platform, through differential positioning The position and attitude information of the carrier can be obtained in real time in a real-time manner; the data fusion processing end performs secondary processing by fusing the seabed terrain data and the positioning results of the tugboat and the platform, and generates electronic map data for assisting the tugboat operation; the application end decodes and draws the electronic map , used to assist the precise positioning of offshore platforms.
Owner:SHANDONG UNIV OF SCI & TECH
Stock taking method and system for stocking yard
InactiveCN104977069ARun efficientlyHigh precisionWeighing apparatus for materials with special property/formFiber optic sensorLight source
Provided is a stock taking method and system for a stocking yard. The method comprises the following steps: 1) uniformly distributing optical fiber sensors in a stocking yard plane to form an optical fiber distributed network structure; 2) emitting spectrum having stable light intensity from a light source, wherein the spectrum is transmitted to each optical fiber sensor in the optical fiber distributed network structure through optical fiber cables, and the optical fiber sensors sense changes of external sensitivity and transmit the signals back through the optical fiber cables; and 3) carrying out data processing: carrying out processing on the signals obtained through back transmission, and thus the total weight of a stock pile is obtained. The system comprises a light emission, reception and processing system, the optical fiber distributed network structure, a processing system and a stocking yard management and control component. The stock taking method and system for the stocking yard have the advantages of simple principle, convenient operation, good stability, high precision, wide application range and high efficiency and the like.
Owner:HUNAN SUNDY SCI & TECH DEV
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