119results about How to "Achieve comprehensiveness" patented technology

The invention discloses a performance test platform and method for a multi-rotor unmanned aerial vehicle. The test platform comprises a base, a stand column, a top frame, a performance test instrument and a calculation processing center; the bottom of the stand column is connected to the base through a ball-head universal bearing, and the top of the stand column is connected to the top frame through a ball-head universal bearing; the top frame is hung on an external rigid body through an elastic inhaul cable; a rack of the multi-rotor unmanned aerial vehicle is provided with a sleeving ring arranged on the stand column in a sleeving mode; the performance test instrument comprises an on-vehicle test instrument body which is arranged on the multi-rotor unmanned aerial vehicle and used for testing flight attitude information and work condition information of the multi-rotor unmanned aerial vehicle and a ground test instrument body which is arranged on the test platform and used for testing external response information of the multi-rotor unmanned aerial vehicle; the calculation processing center comprises a data collecting unit and a data analyzing unit. The test platform is simple in structure, good in flexibility and capable of accurately testing multiple performance indexes of the aerial vehicle.

A T-BOX information security detection and protection method based on vehicle anomaly data monitoring comprises: classifying and summarizing vehicle faults, providing a universal vehicle fault tree model, collecting and comparing vehicle real-time data through T-BOX, monitoring vehicle anomaly data in real time, transmitting to a telematics service platform (TSP) constantly, determining change trends of operation parameters and states of each vehicle part and system through data fusion and through big data analysis based on vehicle driving historical information collected by a cloud terminal and vehicle main parts related information restored by a main engine plant, comparing vehicle real-time information transmitted by T-BOX, judging whether a vehicle has anomaly data or not at present, and determining whether the vehicle is under information security attack or not based on the established vehicle fault tree model; finally, notifications or warnings on fault problems due to vehicle functional security need to be made for users and vehicles by the TSP.

The invention provides a grid security comprehensive evaluation method which includes that a set of complete two-stage in-advance comprehensive evaluation index system and an each-stage security evaluation index calculating method are built aiming at the requirement of grid security operation evaluation, a grid security comprehensive evaluation model based on a gray area correlation analysis method and the game theory is further provided, initial evaluation is conducted on each one-stage index by the model, an obtained evaluation result is subjected to comprehensive evaluation, a correlation coefficient matrix of each one-stage index is determined by adopting the gray area correlation analysis method, weights are obtained by utilizing a game collection model pair analytic hierarchy process (AHP), an artificial neural network (ANN) and an entropy weight method and are objectively combined to obtain a combined weight, initial evaluation is conducted on each one-stage index, the AHP is adopted to determine a one-stage index weight, and the one-stage index weight and an initial evaluation result are subjected to weighing calculation to further obtain a grid security comprehensive evaluation result, namely the grid security quality ordering.

The invention discloses a traditional Chinese medicine composition for treating chronic pharyngitis and a preparation method thereof, relating to the field of medicines. The invention aims at providing a traditional Chinese medicine composition which can treat both manifestation and root cause of the disease, combine a long-term curative effect with a short-term curative effect and comprehensively treat the chronic pharyngitis, and a preparation method thereof. The key point of the technical scheme disclosed by the invention is as follows: the traditional Chinese medicine composition comprises the following raw materials in parts by weight: 12-20 parts of platycodon root, 9-15 parts of drug sweetflag rhizome, 9-15 parts of blackberrykiky rhizome, 9-15 parts of thinleaf milkwort root-bark, 12-20 parts of medicine terminalia fruit, 8-15 parts of caladium, 8-15 parts of tangerine peel, 8-20 parts of Indian buead, 12-30 parts of honeysuckle flower, 5-15 parts of peppermint, 12-30 parts of Mongolian dandelion herb, 12-30 parts of dwarf lilyturf tuber, 12-30 parts of Chinese angelica, 12-30 parts of radix salviae miltiorrhizae, 10-15 parts of twotooth achyranthes root, 10-20 parts of fructus forsythiae, 5-15 parts of great burdock achene, 3-12 parts of cicada slough, 6-15 parts of figwort root, 5-15 parts of notoginseng, 5-15 parts of cape jasmine fruit, 3-10 parts of liquorice root and the like.

The invention discloses a river water ecological health evaluation method based on ecosystem integrity and application of the river water ecological health evaluation method. According to the method,four parts of fish biological integrity, physical integrity, chemical integrity and habitat integrity, and totally 50 index systems are determined for reflecting the water ecological health condition.An index with a high contribution rate to an evaluation result is screened out by analyzing main components of candidate indexes; The method comprises the following steps: carrying out Pearson correlation analysis; selecting indexes which are independent of one another, low in information overlapping degree and small in correlation coefficient as core indexes for constructing an ecological integrity evaluation system, standardizing the core indexes, and respectively endowing weights and averaging by using an analytic hierarchy process to obtain a final score and evaluation of water ecologicalhealth evaluation. The defect that traditional water physicochemical property indexes can only reflect the river water quality condition is overcome, the defect that the river health condition is evaluated through river biological characteristics is also overcome, and the long-term accumulation effect of artificial interference on habitat damage can be embodied.

The invention discloses an ocean tidal current power generation system. The system comprises a supporting mechanism, an ocean tidal current power generator set and a signal monitoring mechanism. The supporting mechanism comprises a foundation pile, a horizontal supporting rod and an operating platform. The ocean tidal current power generator set comprises underwater components and an overwater component; each underwater component comprises blades, a hub, a spindle, a gearbox, a coupler, a power generator, a stern compartment and a yawing mechanism, wherein a variable propeller mechanism is arranged in the hub, and the yawing mechanism is arranged between the coupler and the horizontal supporting rod; the overwater component comprises a converter and a control cabinet, and the converter and the control cabinet are both arranged on the operating platform. The signal monitoring mechanism comprises a current meter connected with the control cabinet, and the current meter is arranged on the horizontal supporting rod and used for monitoring the ocean current direction in real time. The ocean tidal current power generation system has advantages that by adoption of the fixed ocean tidal current power generation system and the half-direct-driven wind power generator set, efficient conversion of ocean current energy into electric energy can be realized safely and reliably.

The invention discloses a servo motor test data real-time acquisition system and method. The system comprises an acquisition control module, a software operation module, an environment test box, a vibration table, a vibration table and environment test box control module, a load motor, a tested servo motor, a test instrument and a sensor. The test instrument and the sensor are respectively used for detecting a tested servo motor and sending test data obtained by detection to the acquisition control module; the acquisition control module is used for controlling the test instrument and the sensor to test, receiving test data and transmitting the received test data to the software operation module; and the software operation module is used for carrying out operation analysis processing on thereceived test data, obtaining third test data based on an operation result and carrying out real-time storage and display. According to the invention, the real-time performance, comprehensiveness andhigh accuracy of servo motor test data acquisition can be realized.

The invention discloses a standardized control and evaluation method and device for airport clearance obstacles, which can solve the problems of archiving and management of obstacles, achieve comprehensiveness of clearance evaluation, rapidly acquire limitation conditions of the obstacles on each surface, reduce evaluation complexity and calculation difficulty, improve evaluation efficiency, provide a standardized management and evaluation mode for airport clearance protection and control, provide a unified platform for multi-area multi-airport clearance analysis, and provide a basis and an effective means for airport planning and development. The method comprises the following steps: (1) establishing a basic database; (2) establishing an obstacle management library; (3) carrying out airport related restriction surface evaluation; (4) carrying out flight program related limiting surface evaluation; (5) evaluating a limiting surface in the aspect of aircraft performance; (6) evaluatingan electromagnetic environment protection area; and (7) storing obstacle data and an evaluation result thereof.

The invention discloses a pump station operation abnormality diagnosis method and system based on artificial intelligence, and the main points of the technical scheme are that the method comprises thefollowing steps: obtaining the operation monitoring data of a current pump station, carrying out the classification storage of the operation monitoring data according to the type of the data, whereinthe operation monitoring data comprises operation data; building an abnormality event for a data type, wherein the abnormality event has an abnormal label and abnormality information; carrying out the scanning of the operation monitoring data in the corresponding data type according to the abnormality event, extracting the operation information in the operation monitoring data, comparing the operation information with the abnormality information, and judging whether the operation information comprises the abnormality information or not: transmitting alarm information if the operation information comprises the abnormality information. Through the building of the abnormality event, the obtained operation monitoring data of the pump station is scanned, and the real-time analysis of the operation monitoring data and the time sequence correlation analysis of the operation monitoring data based on multidimensional historical data are carried out, thereby achieving the complete deployment and control of the operation monitoring data of the pump station.

The invention provides an intelligent robot management method and device and electronic equipment, and the method comprises the steps: displaying a management interface which comprises an identifier of each intelligent robot and configuration information corresponding to each intelligent robot; responding to a management instruction determined by an administrator according to the configuration information, determining management data corresponding to the management instruction, and determining a target identifier corresponding to the management instruction; and issuing the management data to the target intelligent robot corresponding to the target identifier. According to the invention, management data issued by a plurality of intelligent robots arranged in different activity areas can be managed in a unified manner, so that the limitation of the environment is avoided, the comprehensiveness of management is realized, and the management effect is improved.

The invention discloses an ocean tidal current energy power generation system which comprises a supporting mechanism, an ocean current energy generator set and a signal monitor mechanism. The supporting mechanism comprises a foundation pile, a horizontal supporting rod and a working platform. The ocean current energy generator set comprises underwater assemblies and an overwater assembly. Each underwater assembly comprises blades, a hub, a generator and a yawing mechanism which are connected in sequence. A variable pitch mechanism is arranged in each hub. Each yawing mechanism is arranged between the corresponding generator and the horizontal supporting rod. The overwater assembly comprises a current transformer connected with the generators and a control cabinet connected with the yawing mechanisms, the variable pitch mechanisms and the generators. The current transformer and the control cabinet are both arranged on the working platform. The signal monitor mechanism comprises a current meter connected with the control cabinet. The current meter is arranged on the horizontal supporting rod and used for monitoring the ocean current direction of ocean current energy in real time. The fixed ocean tidal current energy power generation system is adopted and is a direct drive type wind turbine generator, and the ocean current energy can be efficiently converted into electric energy safely and reliably.

The invention relates to a method for extracting age characteristics under a complex environment and comprises extraction of the age characteristics. The method comprises the following steps: a. extracting the characteristics of a human face, a skin color, a hair style and a decoration of a human body; b. extracting the trained and detected human body characteristics through a linear discrimination method, and using a Fisher method to extract the characteristics of training samples and object images; c. classifying the object images through a dynamic clustering method and calculating an average recognition rate of a single classifier; d. training a support vector regression machine through the different age training samples so as to obtain a group of parameter values; e. comparing classification accuracies of various kinds of fusion rules and the different fusion rules. By using the method for extracting the age characteristics under the complex environment, the extraction of a plurality of characteristics of people can be achieved. Multiaspect information extraction can be realized. Comprehensiveness of the information extraction can be achieved, which provides reliable data for subsequent calculation.

The invention relates to the technical field of medical devices, and concretely relates to a multifunctional prenatal diagnosis and treatment instrument for clinical use in gynecology and obstetrics.The instrument includes a bed plate; and extension cavities are symmetrically arranged at both sides of the bed plate, and the extension cavities are provided with a moving block and a sliding block which can slide along the corresponding extension cavities respectively, wherein the moving block is connected with a driving assembly arranged in one of the extension cavities, the driving assembly drives the moving block to move, the sliding block is slidingly mounted in a sliding slot arranged in the remaining extension cavity, an arc-shaped bracket is arranged on the bed plate, one end of the arc-shaped bracket is hinged to the moving block, the other end of the arc-shaped bracket is in clamping connection with the sliding block, the arc-shaped bracket is provided with an adjustment assembly capable of movably adjusting along the arc-shaped bracket, and the adjustment assembly provided with an B-mode ultrasound probe. The instrument has the advantages of novel design, realization of thecomplete inspection of pregnant women through adjusting the position of the B-mode ultrasound by the arc-shaped bracket and the adjustment assembly, no manual operation, fastness in inspection, and effective reduction of the labor intensity of the medical staff.

The invention discloses a dielectric characteristic test cavity for a liquid state, a gas state and a gas-liquid mixing state of insulation liquid. The dielectric characteristic test cavity for the liquid state, the gas state and the gas-liquid mixing state of the insulation liquid comprises a cavity barrel, a cavity cover arranged at the top of the cavity barrel and a supporting frame arranged atthe bottom of the cavity barrel, a high-voltage electrode, a testing electrode, a first insulating block, a second insulating block, a third insulating block and a fourth insulating block are arranged inside the cavity barrel; the testing electrode sleeves the outer part of the high-voltage electrode, an annular testing cavity is formed between the testing electrode and the high-voltage electrode, the inner part of the testing cavity is used for containing a to-be-tested medium, a heating source used for heating the medium is arranged inside the high-voltage electrode, the other parts insidethe cavity barrel are filled with the insulating blocks, a gas state testing hole and a liquid state testing hole communicating with the testing cavity are formed in the side wall of the cavity barrel, and the top and bottom of the cavity barrel are correspondingly connected with a liquid adjusting pipe and a gas adjusting pipe; and according to the dielectric characteristic test cavity for the liquid state, the gas state and the gas-liquid mixing state of the insulation liquid, miniaturization of size and comprehensiveness of function of the dielectric characteristic test cavity, largest solution-needing amount of a single experiment reduced are realized, and functions of vacuuming, solution adjusting, pressure testing, pressure adjusting, temperature controlling, temperature testing, andobservation can be realized.

The invention relates to the field of financial science and technology, and discloses an identity verification method and device, and the method comprises the steps: obtaining verification information, sequentially executing a plurality of preset verification processes, and determining that a user passes the identity verification after the user passes each verification process, wherein the methodfor executing any verification process comprises the following steps: determining a first verification problem from a problem library of the verification process, and displaying the first verificationproblem to a user; acquiring voice data of answering the first verification question by the user voice; extracting a first voiceprint and a first answer of the user from the voice data; and determining whether the user passes the verification process or not according to the first voiceprint and the first answer of the user, and if yes, entering the next verification process. The technical schemeis used for improving the accuracy of user identity authentication under the condition that a user does not perceive.

The invention discloses a distribution box automatic moisture-proof control system; a first collecting unit is used for collecting an environment temperature T0 around the distribution box; a second collecting unit is used for collecting an internal temperature T of the distribution box; a timing unit is in communication connection with a control unit; the control unit obtains time information through the timing unit; a ventilation unit is in communication connection with the control unit for ventilating the internal of the distribution box according to an instruction of the control unit; the control unit is in communication connection with the first collecting unit and the second collecting unit; the control unit obtains the environment temperature T0 around the distribution box through the first collecting unit, obtains the internal temperature T of the distribution box through the second collecting unit, compares T0 with T, and controls an action of the ventilation unit according to the comparison result and an time information instruction.

The invention discloses a small irrigation device. The device comprises a base plate, a stirring box is fixedly connected to the top of the base plate, a supporting column is fixedly connected to thetop of the base plate, a noise reduction case is fixedly connected to the top of the supporting column, a first driving motor is fixedly connected to the left side of the inner wall of the noise reduction case, a stirring rod is fixedly connected to an output shaft of the first driving motor, and the end, away from the first driving motor, of the stirring rod sequentially penetrates through the noise reduction case and the stirring box and extends into the stirring box. According to the small irrigation device, the whole device integrates insecticide spraying and irrigating, the whole device achieves irrigation comprehensiveness and has high practicability, due to the stretching effect of an electric stretchable rod and a supporting rod installed at the top of the stirring box, a photovoltaic board can absorb solar heat within different time periods, electric energy is supplied to electric output of the irrigation device, energy is saved to a certain degree, and the whole irrigation device is reasonable in design and easy and convenient to operate.

The invention discloses a video keyword determination method and device, a video retrieval method and device, a storage medium and a terminal. The video keyword determination method comprises the steps of obtaining a to-be-processed video file; and performing image recognition on the video file to obtain target object information of a target object contained in the video file, and adding the target object information into a keyword of the video file, the keyword being at least used for searching the video file. According to the technical scheme, comprehensiveness and convenience of video keyword selection can be guaranteed, and accuracy of video search is improved.

The invention discloses an ocean tidal current energy power generating system. The ocean tidal current energy power generating system comprises a fixing mechanism, an ocean current energy power generator set and a signal monitoring mechanism; the fixing mechanism comprises a floating body, fixing rods, a horizontal supporting rod and a working platform, the floating body is fixed to the seabed through anchor chains, the fixing rods are fixed to the floating body, the horizontal supporting rod is fixed to the underwater portions of the fixing rods, and the working platform is fixed to the overwater portions of the fixing rods; the ocean current energy power generator set comprises underwater assemblies and an overwater assembly; each underwater assembly comprises blades, a wheel hub, a power generator and a yawing mechanism which are connected in sequence, a variable propeller mechanism is arranged in the wheel hub, and the yawing mechanism is arranged between the power generator and the horizontal supporting rod; the overwater assembly comprises a converter and a control cabinet; and the signal monitoring mechanism comprises an ocean current meter connected with the control cabinet, and the ocean current meter is arranged on the horizontal supporting rod. The ocean tidal current energy power generating system adopts a floating type ocean tidal current energy power generating system, is a direct driving type wind generator set, and can safely and reliably convert ocean current energy into electric energy efficiently.