711results about How to "Comprehensive" patented technology

The invention relates to a taxi intelligent comprehensive supervision and service system which comprises a taxi vehicle intelligent service system and a taxi comprehensive supervision service and operation analysis system. The taxi vehicle intelligent service system is connected with the taxi comprehensive supervision service and operation analysis system through a wireless network and sends on and off duty signing data of a driver, operation detail data, service evaluation data, passenger volume investigation and statistics data and alarm data to the taxi comprehensive supervision service and operation analysis system in real time; and the taxi comprehensive supervision service and operation analysis system receives and carries out mining analysis on the data and sends terminal control data, driver service quality star-level data, dynamic check data and public information data to the taxi vehicle intelligent service system, therefore, the invention can enhance the scientificity of industry management and decision and strengthen the supervision of a taxi industry, thereby enhancing the service level and the passenger satisfaction of the taxi industry.

The invention relates to a comprehensive treatment process method for sewage and solid pollutants in a natural gas field. The process method comprises five process units, namely, purification treatment for gas production accompanying sewage, purification treatment for drilling mud sewage, biochemical treatment for yielding water and water quality adjustment, fine filtering discharge of the yielding water, mud purification and solidification treatment for the solid pollutants. From the reality of development and production of the natural gas field, the comprehensive treatment process method for the sewage and the solid pollutants in the natural gas field combines environmental protection requirement, has strong comprehensiveness and practicality, is easy to execute, can effectively treat the sewage and the solid pollutants in the natural gas field, changes waste into valuable, effectively reduces environment pollution, and acquires good economic and social benefits.

The invention discloses a lighting flashover risk evaluation model of a regional transmission line, comprising a database, a shielding failure risk evaluation model, a counterattack risk evaluation model and a risk value integrating module, wherein the database is used for providing various parameters and values of the various parameters; the shielding failure risk evaluation model is mainly usedfor solving a shielding failure trip-out rate by means of an improved electrogeometric model; the counterattack risk evaluation model is used for calculating a counterattack trip-out rate by means ofa standard method; and the risk value integrating module is used for adding the shielding failure trip-out rate to the counterattack trip-out rate to obtain the total lightning trip-out rate. The model provided by the invention integrates the advantages of an electrogeometric geometrical model and a standard method, uses the data of a lightning location system, considers the impacts of the form of a pole tower to the counterattack lightning resisting level, and improves the accuracy of lighting flashover risk evaluation of the regional transmission line. The invention also discloses a lighting flashover risk evaluation method of a regional transmission line corresponding to the model, wherein the model is combined with the method, and therefore, the lighting flashover risk evaluation can be carried out.

The invention provides an online and intelligent optical cable monitoring and fault positioning system based on a GIS platform. The online and intelligent optical cable monitoring and fault positioning system comprises a monitoring unit and a positioning unit, wherein the monitoring unit comprises an intelligent diagnosis mainframe, a diagnosis unit and a PC terminal display unit, the intelligent diagnosis mainframe comprises a central processing unit and an optical time domain reflectometer module, an optical path switching module and an optical power monitoring module connected with the central processing unit, the diagnosis unit comprises a power module and a light source device, an optical coupling module and an optical protection module connected with the power module, and the positioning unit comprises a fault locator arranged in an optical cable. Information is processed by calling optical cable information in time, and meanwhile the system can flexibly utilize a geographic information system (GIS) technology, adopts rack-type integration, and is high in integration level, good in stability and high in expandability. When breakdown occurs, the system can clearly display fault GPS points and fault types, maintainers can perform accurate positioning through a GIS map, and accordingly the maintenance efficiency is improved.

The invention discloses a chlorophyll calculating method based on remote-sensing images and a water ecological model. The method comprises the steps of 1, based on remote-sensing image data, data preprocessing like radiometric calibration, atmospheric correction and image cropping and fusing is conducted; 2, a remote-sensing water quality inversion model is constructed, and respective inversion ofindexes like water temperature and chlorophyll concentration is achieved; 3, various index concentrations and future weather change which are obtained through inversion of the remote-sensing images are regarded as input conditions of the water ecological model, and the chlorophyll concentration dynamic change process of a water area environment is simulated within a future duration caused by change like nutritive substance conversion and algae growth and death under a future weather change condition. The chlorophyll calculating method is applicable to water environment monitoring and predicting, and has popularity and high calculation precision, chlorophyll concentration prediction and simulation of a large area of a drainage basin are achieved in real time under the condition of the limited monitoring site, and an integrated chlorophyll concentration predicting system integrating the remote-sensing images and the water ecological model can be formed.

The invention discloses a method and a device for automatically detecting network weak coverage. The method comprise the steps that a survey report reported by a terminal to a base station is obtained, and received power of the terminal is analyzed from the survey report; the distance between the terminal and the corresponding base station is calculated according to the analyzed received powder of the terminal; the terminal received power on the distance between the base station and the terminal in an angle direction is calculated according to a preset angle step value within a set angle range by using a direction angle direction of an antenna of the base station as a start; and position coordinates of the terminal are located according to the calculated terminal received power and the received power analyzed from the survey report; and a network weak coverage detection result is obtained and output according to the position coordinates of the terminal.

The invention discloses a method for shale-gas-well storing-layer brittleness comprehensive evaluation. The method includes the following steps that to-be-measured shale samples are subjected a triaxial compression testing experiment, and a complete stress-strain curve is obtained; a brittleness drop coefficient R, a stress depreciation coefficient P and a softening modulus M are calculated, the brittleness indexes corresponding to the brittleness drop coefficient R, the stress depreciation coefficient P and the softening module M are subjected to normalization processing respectively, and a comprehensive brittleness index Bd is obtained; correction is carried out according to a Bd calculation model, the corrected brittleness index Bd<3> serves as an objective function, parameters such as a shale dynamic elastic modulus E in well logging data serve as independent variables, function regression is carried out, a multi-regression function Y of the Bd<3> is obtained and substituted into different-layer-section storing-layer well logging parameters, and the comprehensive brittleness indexes of different well-section storing layers are obtained. According to the method, the whole condition of shale damaging is considered, and the brittleness characteristics of shale can be comprehensively responded; meanwhile, the brittleness of different-depth, different-confining-pressure and different-well-section storing layers is analyzed by combining shale-gas-well logging information, and the adaptability is high.

The invention discloses a real-time monitoring device for water-inrush and mud-burst disasters in tunnels and underground engineering and an operation method. The real-time monitoring device comprises a model box, a ground stress simulation system, a water injection device, a monitoring system and a control system, wherein the model box is used for containing a water-body-containing similar material so as to simulate a rock body; the ground stress simulation system is used for applying a certain pressure to the water-body-containing similar material in a system of the model box and simulating a ground stress; the water injection device is used for injecting a certain amount of water into the water-body-containing similar material, a pressure controller and a flow control valve are mounted on the water injection device, are connected with a serve controller and are used for controlling simulated osmotic pressure at any time; the monitoring system comprises a sensor and a muddy water amount collecting device, the sensor is arranged in the model box, the muddy water amount collecting device is communicated to the inside of the model box, and the monitoring system is used for monitoring and collecting information before and after the occurrence of the water-inrush disasters in real time; and the control system is used for controlling the water injection device and simultaneously processing data collected by an information monitoring system.

The invention provides a passenger transport bus route planning method and device; the method comprises the following steps: obtaining public transport liquidation data from a preset public transport data platform; collecting station information in a corresponding time period according to the public transport liquidation data, wherein the station information contains association relations between departure stations and corresponding destination stations and departure passenger number on the departure station; building a passenger transport bus route selection model, wherein the model defines a value relation between a potential passenger number and a bus seat number; determining the departure station, and planning a passenger transport bus route for the determined departure station, wherein the departure passenger number, taking the same associated destination station as the destination, from the determined departure station complies with the value relation. The method uses the public transport liquidation data to plan the passenger transport bus route, so no field research is needed, thus saving time; the planning method is high in accuracy, wide in exhaustiveness, and the planned passenger transport bus route is more reasonable.

The invention discloses a method for evaluating the value of film and television content, which includes obtaining the index results of the all-media viewing module, the index result of the all-media social public opinion module, and the index result of the all-media communication power module of the film and television content to be evaluated; assigning weights to each module; and calculating The comprehensive index of the heat of the film and television content is calculated as follows: ScoreCB is the comprehensive index of the heat of the film and television content, Kj refers to the weight assignment, and Scorej is the respective index score of the above-mentioned modules. The present invention designs a formula to carry out various data according to the weight. Comprehensive, taking into account live broadcast, on-demand, etc., including word-of-mouth and media reports on social platforms, opening up multi-screen data, and using different weights to comprehensively measure ratings performance. It is comprehensive and can be predicted before broadcasting, thereby reducing Risks of participants in the industry, better resource scheduling.

The invention relates to protein feed rich in small peptides and multi-enzyme strains and a preparation method thereof. The protein feed is prepared by fermenting soybean meal, cottonseed meal, rapeseed meal, bone meal, wheat bran, common salt, light calcium carbonate, water and strains in a fermentation bin. The preparation method of the protein feed comprises the following steps: mixing the soybean meal, the cottonseed meal, the rapeseed meal, the bone meal, the wheat bran, the common salt and the light calcium carbonate in percentage by weight; adding 20-30 percent of water; sending the mixture to an air steamer; adding high-pressure steam to the air steamer so as to increase the air pressure to 1-2 MPa and the temperature to 140-200 DEG C; keeping the pressure for 4-6 minutes; momentarily releasing the mixture in the air steamer; sending the mixture to the fermentation bin; inoculating 3-5 percent of strains when the temperature of the mixture falls to 30-37 DEG C; fermenting for 72 hours at the temperature of 32-37 DEG C; discharging from the bin; and bagging to obtain a finished product. The product has strong disease-resistant function and low cost, increases the productionof animal by-products by more than 20 percent, is nontoxic, harmless and pollution-free and can inhibit food-borne diseases represented in cancers and subhealth phenomena from spreading.

The invention discloses a method for fast early warning against a water body water bloom risk. The method comprises a first step of constructing an alga biomass prediction model based on environment analysis results; a second step of adopting the alga biomass prediction model to obtain an alga biomass prediction value; a third step of determining an alga biomass water bloom risk threshold of advantageous algae; and a fourth step of comparing the alga biomass prediction value with the alga biomass water bloom risk threshold and judging whether water bloom early warning is sent out. The method is suitable for water environmental quality monitoring, is simple, convenient and rapid, can achieve fast early warning of the water bloom risk and can provide timely and effective technical support for water environment emergency management.

The invention discloses a method to divide an ecological function regionalization by using a geological information system and the remote sensing technique, comprising the following steps. The first step is to get an evaluation index information map series; the second step is to do quantitative analysis and evaluation to every evaluation index by using the GIS software; the third step is to comprehensively evaluate the regional ecological function; the fourth step is to regionalize the ecological function. A landscape evaluation index is added to the ecological function regionalization. The real-time geological information data is obtained by using the RS; an attribute value of the evaluation index is calculated and output by using the space analysis and the data processing ability of the GIS software; the evaluation value is batch-computed and classified by using the VBA programming in Excel; finally, the results of the ecological function regionalization can be got by using the GIS software. By the quantitative analysis in the whole process and the normative computer operational calculation, the invention reduces the subjective faults in the normal ecological regionalization method and the objective evaluation results of the ecological function can be generated to get a subjective and reasonable regionalization conclusion.

The present invention discloses a method to plant Moringa oleifera used to dry-land fruit trees at the dry and hot valley of Jinsha River, pertaining to the field of forestry planting technologies. The method includes five steps, i.e. nutrition-bag seedling raising, selection of planting land, planting, caring and protection, and seed collection. A 60cm wide streaky level-ground is prepared 1-2 months prior to planting, the row spacing is 250cm, the plant spacing is 250-300cm, 60 multiply 60 multiply 70cm pits for Moringa oleifera planting are dug, 3-5kg farmyard manure or 1kg fertilizer mixture containing 16 percent of calcium superphosphate is filled in each pit as basal fertilizer; the seedlings are raised from April to May, and planted during the rainy season from June to July; the Moringa oleifera is trimmed and sheared carefully; irrigation is conducted 2-3 times during dry seasons, and fertilized once during the irrigation in January. The method is comprehensive, simple and easy to promote, and is capable to achieve 40-57kg Moringa oleifera seeds per mu 3-4 years after planting, the yield is increased by 24-78 percent and 27-81 percent compared with 1 and 2 respectively; thereby, the yield per unit area and the income are increased.

The invention discloses a power grid disaster early-warning method and system. The method includes the steps of building a corresponding relation of a power grid disaster and routine meteorological phenomena to obtain a power grid disaster early-warning standard, storing the power grid disaster early-warning standard, obtaining weather forecast information of the region where a power grid to be detected is located in real time, comparing the weather forecast information with the power grid disaster early-warning standard to obtain power grid disaster early-warning information of the power grid to be detected, and generating and publishing a power grid disaster early-warning result according to the power grid disaster early-warning information.

The invention relates to a power grid enterprise electricity-selling side risk assessment method based on a triangular fuzzy number and an improved analytic hierarchy process. The method specifically includes following steps: establishing a power grid enterprise electricity-selling side risk assessment index system; establishing a power grid enterprise electricity-selling side risk assessment index scoring standard; establishing a triangular fuzzy conversion function; establishing an index scoring mapping relation; establishing a determination matrix; determining the matrix consistency verification; returning to the previous step if the consistency is not satisfied; moving to the next step if the consistency is satisfied; calculating a weight coefficient; and determining an important risk factor. According to the method, risk assessment of various risk indexes is conducted through an expert scoring method, the electricity-selling side risk can be comprehensively evaluated, the assessment method is simple and easy to operate, but the subjectivity is relatively high; and the subjectivity of expert scoring can be reduced with the cooperation of a multi-dimensional expert scoring set based on the triangular fuzzy number so that the accuracy of results output by the subsequent analytic hierarchy process is improved.

The present invention relates to a mobile communication business platform system frame as well as implementation method. Including a business integrated control part, for providing business ability transmission, controlling and coordinating user access and application access, providing uniform information platform; a user access part, for providing various business access for users as well as obtaining mobile business server access function; an application access part, for managing application server and providing a third party interface with uniform standard, so as to provide mobile communication business platform access for the third party as well as corresponding business server for users; a business ability part for providing the ability for accessing various communication server for users; an operation management and development part, for operating and supporting mobile business, operation management and maintenance, background accounting as well as development. The business integrated control part connects the user access part, application access part, the business ability part, the operation and management part, thereout to ensure the whole mobile business flow be standard, and to provide various businesses as well as implement business transmission.

The invention relates to a travel decision-making model and particularly relates to an urban traffic comprehensive travel decision-making model based on the model trip chain full-process-integrated travel comprehensive information. The model comprises a car travel decision-making module, a public transportation travel decision-making module, and a P+R travel decision-making module. According to the technical scheme of the invention, the travel decision-making model integrates the car travel path optimization, the public transportation travel path optimization, and the P+R travel path optimization, thus being more comprehensive, wider in application range and higher in practicality compared with a traditional decision-making system. At the same time, according to the technical scheme of the invention, a travel path with the travel start point and the travel end point thereof to be not in the same road network can be optimized.

The invention discloses a teaching scientific-research experiment platform for a hardware-in-the-loop intelligent track and belongs to the technical field of mechanical electrical integration . In the invention, a supervisory computer software module in a computer is used for analyzing and processing status information of the track and gives control instructions to the track. The computer exchanges data with a communication system through a computer communication interface. The supervisory computer software module analyzes and extracts the status information of the track after receiving the status data frames of the car, and synthesizes the control instructions to form control instruction data frames before the supervisory software module dispatches the control instruction data frames. An intelligent track system carries various sensors and motion execution units of a track model. The information acquired by the sensors is synthesized into status data frames of the track and dispatches the status data frames to the communication system. After the intelligent track system receives and analyzes the control instruction data frames from the communication system, the smart track system extracts effective control instruction information, and outputs the control signals of a motor and a control actuator to control the motor and the control acutator. The invention can be used for simulation and demonstration of scientific research experiments.

The invention discloses a key node recognition method in a power communication network. The method comprises the following steps: step one, constructing a power communication network node importance evaluation system based on power communication network information; step two, constructing a normalized matrix based on the power communication network node importance evaluation system; step three, comprehensively determining index weight based on an entropy weight method and an analytic hierarchy process; step four, combining the weight vector with the normalized matrix to construct a weighted normalized matrix; and step five, computing based on the weighted normalized matrix to acquire the node importance order, recognizing a key node based on the order result, thereby realizing the technical effect of accurately recognizing the key node in the power communication network.

The invention provides a pouring and injection integrated indoor testing device and method for monitoring underground water seepage and precipitation. The pouring and injection integrated indoor testing device comprises a visualized round model barrel; a plurality of water penetrating plates are inserted into the visualized round model barrel; a rectangular soil sample box is formed between the water penetrating plates; a soil sample is stored in the rectangular soil sample box; a recharge well and a water precipitation well, which are connected with a water supply device, are inserted into the soil sample, and can be used for pumping and injecting water layer by layer; a pore water osmotic pressure sensor, a soil pressure sensor, a displacement sensor and a water pressure metering instrument, which are connected with an information analysis system, are buried in the soil sample; a water level variable water tank chamber is formed between the water penetrating plates and the round model barrel; and the water level variable water tank chamber is used for simulating a real working condition by controlling the height of a water level through flow control valves mounted on the recharge well and the water precipitation well.

The invention provides a comprehensive auditing supervision system, and the system comprises software and hardware and a functional system; the software and hardware comprises an auditing center, an auditing terminal, an auditing interface, a network engine and a database engine; the function system comprises a terminal auditing monitoring system, a network auditing monitoring system, a database auditing monitoring system, a server auditing monitoring system, a cloud platform auditing monitoring system, a certificate auditing monitoring system, an operation and maintenance auditing monitoring system and an application auditing monitoring system. The auditing data concerned by the user is collected in various modes, including the terminal, the database, the network, the server, the application, the cloud platform, the application, the certificate and the like, and the systems operate independently, so that the user can match freely according to own requirements, and the purposes of real-time decentralized processing and centralized and unified auditing are achieved; auditing strategies are set in a centralized mode, auditing logs are obtained, hierarchical management is achieved, and the host safe operation coefficient is greatly improved.

The invention discloses an offshore fan pile foundation design method and application thereof. According to the offshore fan foundation design specifications and the offshore fixed platform design specifications, design calculation analysis is carried out based on ocean engineering design analysis software structural analysis computer system (SACS). The design calculation analysis comprises a fundamental analysis, a modal analysis, a seismic analysis, an ice load analysis, a hoisting analysis, a transportation analysis and an installation analysis. Through the method, actual environmental conditions of offshore fans are totally considered in the method, the analyses are accurate, results are reliable and design efficiency is high. Meanwhile, all aspects of foundation design, hoisting, transportation and installation of the offshore fans are considered in the design method. Therefore, the offshore fan pile foundation design method has the advantages of systematicness and comprehensiveness, and can be applied to intertidal belt fan pile foundation design.

The invention relates to a system for treating the bank credit business, which is designed using integrated application SOA software frame and workflow technology for the characteristic of local country bank; the warning and prediction of the bank credit risk can be provided and carried out through the client credit graded estimation, the loan assessment, the giving credit and the grade classfication of load. The invention has changed the development mode of credit management system based on the flow of 'application-examination and approval-checkup-loan'according to the demand of client in the traditional credit management information treatment. The invention, using SOA configuration, integrates business process and service page, and generate the corresponding credit system, and the recombination of system can be completed in short time. The invention accords with the direction of bank credit management information development. The practicality and comprehensiveness of whole function in the system are strong, reaching domestic leading level in the application aspec of local commercial bank credit business process.

The invention relates to a system and method for tunnel water-bursting test under high crustal stress-osmotic pressure. The system comprises a main box used for simulating excavation of a tunnel model, the main box is of integrated structure and placed on a base, two opposite sides of the base are fixed on two slide rails, and an n-shaped counter-force frame is arranged between the two slide rails. The bottom ends of two support legs of the counter-force frame are fixed detachably on the slide rails. The top beam of the counter-force frame is fixedly connected with the top end of a loading system. An information monitoring element is arranged in the main box, the loading system and the information monitoring element are connected with a monitoring and controlling system. The monitoring and controlling system controls the loading system to apply crustal stress and osmotic pressure to the model material in the main box.Research on tunnel water bursting under the condition of high crustal stress-osmotic pressure engineering excavation turbulence is realized, and actual needs of the engineering are met.Further, fully automatic control of operation is realized and experiment operation is greatly facilitated.

The invention relates to a method for controlling the quality of radix scutellariae medicinal materials, comprising the following steps: taking standard radix scutellariae medical materials, obtaining a nuclear magnetic resonance spectroscopy thereof, and using characteristic ingredients of the radix scutellariae to identify the characteristic peak of medicinal effective ingredients as the characteristic peak of the radix scutellariae; taking a radix scutellariae sample to be tested, adopting the same method as a preparation method, a test condition and a test method of the standard radix scutellariae medical materials to test, obtaining a fingerprint electropherogram, and comparing the nuclear magnetic resonance spectroscopy of the radix scutellariae medicinal materials to be tested with the fingerprint electropherogram of the standard radix scutellariae medical materials. According to the differences of characteristic resonance peaks of the fingerprint electropherogram between the radix scutellariae medicinal materials to be tested and the standard radix scutellariae medical materials and number of common characteristic resonance peaks, the radix scutellariae medicinal materials can be classified as the following grades: high-class products: N is greater than 20, first-class products: N is greater than and equal to 18 and is less than or equal to 20, second-class products: N is greater than or equal to 16 and is less than 18, qualified products: N is greater than or equal to 14 and is less than 16, and unqualified products: N is less than 14.

The invention discloses a precision speed reducer accuracy and performance comprehensive test bed. A driving motor 1, a first coupler 2, an input end torque sensor 3, a second coupler 4, an input endangle measuring module 21, a tested speed reducer 5, an output end angle measuring module 22, a third coupler 6, an output end torque sensor 7, a speed increasing machine 8 and a loading motor 9 are sequentially connected on a bed base 19 along the same axis, the driving unit is fixedly connected on an X-axis driving and supporting platform 18, the input end angle measuring module, the output endangle measuring module and the tested speed reducer 5 are connected on a mounting and clamping support 15, and a loading unit is fixedly arranged on a loading and supporting platform 14. The test bedmeets the testing requirements of transmission performances such as precision speed reducer angle transmission errors, torsion rigidity, back clearances, return differences, retrace errors, no-load starting torques, no-load friction torques, reverse starting torques, mechanical efficiency, temperature rising and no-load running-in, on-load tests and overload tests, and the test bed is high in testing function comprehensiveness and high in testing efficiency and testing accuracy.

The invention discloses a method for authenticating and evaluating salt tolerance of seedling-stage wheat and belongs to the technical field of agricultural production. According to the method, plants are treated with manually prepared seawater, the membership value Xi of the salt damage rate of each of the four salt-tolerance indexes of the seedling-stage plant height increment, the seedling-stage root length increment, the overground part dry weight and the underground part dry weight is determined, the membership values Xi are accumulated and averaged to obtain the seedling-stage salt damage index Y, and the salt tolerance of the seedling-stage wheat is graded according to the seedling-stage salt damage index Y. The method for authenticating and evaluating the salt tolerance of the seedling-stage wheat not only is closer to actual coastal mud flat agricultural production, but also eliminates the influence of genetic backgrounds on the invested character values. The method for authenticating and evaluating the salt tolerance of the seedling-stage wheat is simple in operation, reliable in result, and capable of reflecting the salt tolerance of the seedling-stage wheat comprehensively and being effectively used for discovery of the salt-tolerance wheat variety and breeding of new varieties.

The invention discloses a webpage-based remote comprehensive diagnosis and treatment system, which comprises a server side and a client side. The server side is provided with a built-in WEB server, a high-definition video encoding module and a bidirectional voice communication subsystem. The built-in WEB server is used for acquiring various data, waits to be connected with users and realizes data transmission with the client side in a communication manner after being connected with the users successfully. The high-definition video encoding module completes acquisition and encoding of video data of the server side, wherein the encoding is completed by the aid of a hardware encoding chip. The bidirectional voice communication subsystem is mainly used for realizing communication between doctors and patients during the remote medical treatment process, realizing bidirectional voice cross-platform communication while solving the problems of noise and time delay in communication. The client side is a WEB-based high-definition video decoding client side. Compared with the conventional remote medical treatment system, the webpage-based remote comprehensive diagnosis and treatment system has the advantages of portability, easiness in use, high adaptability and communication quality and the like.

The invention belongs to the field of computer technology, and particularly relates to a user identity authentication method and equipment. According to the user identity authentication method and equipment disclosed by the invention, users can set different authentication modes according to the own security requirements, which means that the users perform identity authentication by adopting different authentication modes, the phenomenon that the scheme for performing identity authentication for the users can meet the security requirements of different users can be ensured, the flexibility and security of identity authentication can be improved, and meanwhile, the preset voiceprint, handwriting and face authentication methods are verified based on biological characteristics of the users, the security of identity authentication can be greatly improved as the biological characteristics of each person are different; and furthermore, the preset certificate authentication mode is verified based on identity authentication, as an identity card contains unique identity information of the user, the certificate authentication mode can refer to more comprehensive aspects when confirming the security during identity authentication, and the security of identity authentication can be greatly improved.