15054results about How to "Save manpower and material resources" patented technology

The invention provides a fracturing pump truck driven by a turbine engine, which comprises an engine, a fracturing pump, pipelines and the like. A traditional large and heavy diesel engine is replaced by the turbine engine which is small in size, light in weight and high in power, the total output power of a single fracturing pump truck can be more than 4000hp under the requirements of limited integral vehicle weight. The fracturing pump truck driven by one turbine engine is equivalent to the fracturing pump truck driven by two traditional diesel engines, so that output power of unit operating area is improved, more labor and materials can be saved in transport and specific constriction operations of fracturing equipment, land requisition and operating area are reduced, and construction efficiency is improved. Further, the turbine engine can also use various gaseous and liquid fuels and is especially suitable for shale gas exploitation.

The invention provides an intelligent parking lot management system which comprises an entrance and exit management and charging system, a location and navigation system, a parking stall control system, a data communication system, a data service system, an administrative client system and a network function service system. The invention also provides an intelligent parking lot management method which comprises car entrance / exit management, client return and car-search management and car location and navigation methods. According to the invention, intelligent parking lot management automation can be realized, and a parking lot can be managed highly efficiently and accurately. Thus, costs of manpower and material resources are saved greatly.

The invention relates to an electronic commerce supply chain management system, comprising a purchasing management unit, a marketing management unit, an order-receiving management unit, a warehousing management unit, an authority management unit and a system management unit, wherein the electronic commerce supply chain management system performs unified and coordinated management on the purchasing, marketing, order-receiving, warehousing, settlement, authority-controlling, basic information, and internal and organizational structures of the system of commodities, and completes the corresponding function by each executing unit, so that the purchasing, marketing, warehousing and inventory become very clear; the electronic commerce supply chain management system does not only save a lot of manpower and material resources, but also shortens a large amount of process, and optimizes the picking, allocation and delivery procedures, so that the user saves a lot of staff and express costs; and the electronic commerce supply chain management system further greatly shortens the delivery cycle, and improves the delivery efficiency, so that the user can complete the whole logistics procedure from purchasing to delivering of the commodities more rapidly and frugally.

The invention relates to a vehicle searching method and system based on user-defined features. The method includes the steps of firstly, extracting features of each vehicle in a vehicle image database shot by a monitoring camera and storing the features; secondly, searching for the vehicle, satisfying the user-defined features, in the vehicle image database shot by the monitoring camera and feeding back the searching result. The system comprises a vehicle image data reading device, a vehicle area positioning device, a vehicle feature extracting device, a vehicle feature storage device, a vehicle searching device and a searching result displaying device. According to the vehicle searching method and system, diversified searching methods can be provided, a user can search for the vehicle according to the user-defined features in the practical situation, the number of images which are manually confirmed by personnel who handling cases is greatly lowered, labor and materials are effectively saved, the case handling efficiency is greatly improved, and very good social benefits and economic benefits can be produced.

The invention discloses a detection method of bituminous mixture, including the following steps: digital image collection of bituminous mixture is completed; image processing of the acquired digital image is completed to obtain the content of compositions of the bituminous mixture. Moreover, the invention also discloses a detection system for the bituminous mixture. Both the method and the system can complete effective separation and extraction of bitumen, airgap, aggregate and aggregate particle of different particle diameter and realize direct determination and calculation of volumetric composition characteristic parameter of the bituminous mixture through converting the obtained characteristic parameter into volume ratio; moreover, the invention improves the mechanical property of the bituminous mixture and provides reliable basis for the scientificity in bituminous pavement engineering research.

The invention relates to the field of production machining mechanical equipment and discloses full-automatic feeding, cutting and receiving equipment. A material slot of a feeding device of the full-automatic feeding, cutting and receiving equipment is provided with a shifting mechanism consisting of a shifting fork and a shifting rod. The end of the shifting mechanism, which corresponds to a rear baffle plate of the feeding device, is provided with a leveling mechanism. A feeding bracket at the side of an unloading mechanism, which is correspondingly connected with a tube cutting device, is provided with a clamping mechanism. A lower roller and a side roller which are connected are arranged in the unloading mechanism. A split clamp of the tube cutting device is arranged on a tube cutting bracket through a trapezoid block. A recovery device consists of a recovery mechanism and a return mechanism, wherein the recovery mechanism is arranged at one side of the split clamp in a leveling mode; and the return mechanism is arranged on a recovery bracket at the rear end of the recovery mechanism. A brush wheel is arranged in the return mechanism. A machining method of the equipment comprises the steps of adding, aligning, feeding, cutting and receiving. The full-automatic feeding, cutting and receiving equipment is smooth to feed materials and is clear to separate the materials, so that resource waste is avoided, the machining procedures of the engineering are reduced, the cutting quality is improved, both manpower and material resources are saved and the production efficiency is improved.

The invention relates to the technical field of image processing and particularly discloses an image acquisition-analysis method. The image acquisition-analysis method includes the steps as follows: step 1. making a plurality of rulers and putting the rulers on every row of supermarket shelf, wherein each ruler is provided with multiple groups of codes; step 2. acquiring images of the shelves on which the rulers are put on; step 3. separating color channels on the collected images and detecting the codes of rulers on the separated channels; step 4. correcting the images according to the detection result of the codes; step 5. dividing out zones including goods in the corrected images according to the detection result on the codes; and step 6. classifying the goods on the zones by utilizingcolor characteristics and local textural characteristics, thus obtaining relevant information of goods arrangement. With the image acquisition-analysis method, the information of the arrangement place, the quantity and the like of the goods on the shelves can be efficiently and correctly obtained. The image acquisition-analysis method is simple, convenient and feasible and saves large amount of manpower and material resources.

The invention provides a knowledge graph construction method and system based on legal data. The method comprises a step of constructing a legal dictionary, a step of extracting a legal phrase, a stepof pre-processing a legal text, a step of initially constructing legal knowledge, a step of identifying a legal entity, a step of identifying a legal relationship and a step of constructing a legal knowledge chain. The system comprises a legal basis dictionary construction module, a legal basis knowledge base construction module, an automatic legal entity identification module, an automatic legalrelationship identification module and an automatic legal knowledge chain generation module. According to the knowledge graph construction method and system based on the legal data provided by the invention, a knowledge graph is constructed for the legal data; a knowledge graph can be constructed according to action cause data of multiple legal action causes, such as divorce dispute, contract dispute and traffic accident liability dispute of motor vehicles; and intelligent data is provided for upper applications in the legal industry.

The invention provides an image multifeature extraction and fusion method and the system, comprising the following steps of, extracting color features from an image to be matched, matching color with the target image, making sure the color similarity degree, if the color similarity degree exceeds the given color similarity degree threshold, entering the next step; extracting additional feature from the image to be matched, matching the auxiliary features with the target image, determining the auxiliary feature similarity degree, the auxiliary features comprise at least one of texture feature and shape feature; on the base of color similarity degree and auxiliary features similarity degree, making synthesis judgment and acquiring the synthesis similarity degree between the image to be matched and the target image, or matching the target image with the auxiliary features extracted from the matching zone of the image to be matched. The method and the system of the invention apply a cascade connected way to match from roughness to exactness, and can determine exactly the similarity zone of the target image and the image to be matched. The method and the system of the invention achieve a rapid and highly effective matching effect and save manpower and resources.

The invention relates to the field of computer-based education, and provides a full-automatic oral language evaluating management and scoring system. The full-automatic oral language evaluating management and scoring system comprises a client, a landing server and a network sever which are connected in sequence, and the answer results of an examinee comprise an oral language evaluating result of reading questions or an oral language evaluating result of spontaneous oral language expression questions. The landing server comprises a scoring device which comprises an identification module and a scoring module, wherein the identification module comprises an acoustic sub-module, a linguistic sub-module and an identification sub-module, the scoring module comprises a feature extraction sub-module and a scoring sub-module. The invention further provides a full-automatic oral language evaluating management and scoring method. According to the full-automatic oral language evaluating management and scoring system and the full-automatic oral language evaluating management and scoring method, the preparing answering time and the answering time of the examinee can be fully controlled by a computer, are free of manual interference and are more accurate than manual timing, and therefore the fairness of evaluation is further guaranteed.

The invention provides an electric energy metering device remote monitoring diagnostic system which comprises an electricity consumption information acquisition system, a communication server, a data acquisition and analysis server, a database server, a service information server, a Web server, a workstation computer and data buses, wherein the electricity consumption information acquisition system is used for transmitting data through the communication server and the data acquisition and analysis server; and the data acquisition and analysis server, the database server, the service information server, the Web server and the workstation computer are electrically connected with each other in a signal connection manner through the data buses. A working method of the system mainly comprises the steps of acquiring data, calling data, analyzing, warning faults and outputting retroactive electric quantity information. According to the system and the method, the promptness of the electric energy metering device fault discovery and processing is improved and benefits are brought to improve the electric energy metering monitoring and management level of the power supply units, decrease the electric quantity retroaction disputes, save a mass of man power and material resources, improve the work efficiency, reduce the loss and improve the efficiency.

The invention provides a real-time data collecting and fault positioning system of a power distribution network and a working method thereof. The real-time data collecting and fault positioning system comprises transformer substation voltage collecting units, a plurality of line units, a real-time data server, a background monitoring computer and a handheld terminal, wherein each transformer substation is provided with one transformer substation voltage collecting unit; each transformer substation voltage collecting unit comprises one intelligent voltage detection terminal; each line unit comprises three fault positioning and data collecting sensors and one communication and calculation terminal; the intelligent voltage detection terminal, the communication and calculation terminal and the handheld terminal are in wireless communication with the real-time data server; the three fault positioning and data collecting sensors of the same line unit are in short-distance wireless communication with the communication and calculation terminal. The working method mainly comprises the step of carrying out real-time data collection and fault judgment. The information precision of power transmission line data which is collected in real time is high, short circuit and grounding faults are rapidly and accurately judged, the time of powering off and overhauling is shortened, the quantity of fault line patrolling workers is reduced and manpower and material resources are saved.

The invention discloses an intelligent public transportation system with unmanned driving and field return charging functions.The intelligent public transportation system comprises a management platform, a vehicle-mounted terminal, a network traffic control system, a user terminal, a charging station management terminal and a cloud data management terminal.The vehicle-mounted terminal comprises an unmanned intelligent driving system, an automatic charging electricity receiving system, a vehicle status monitoring system, an identity information recognition system and a charging system, all of which are connected with the management platform.The unmanned intelligent driving system and the vehicle status monitoring system are both connected with the cloud data management terminal.The identity information recognition system and the charging system are both connected with the user terminal, and the identity information recognition system is connected with the charging system.The charging station management terminal is connected with the cloud data management terminal.The electric vehicle technology and the unmanned driving technology are combined, a cloud data analysis and intelligent management system achieves a special vehicle use operating mode, and on the premise that safe vehicle use is guaranteed, an individual, intelligent and green public transportation means is provided for a user.

The invention discloses an intelligent management system for a large-scene parking lot, comprising a computer management center, a monitoring camera, display screens and an automatic fence machine, wherein the computer management center collects the information of the large-scene parking lot, transmits the information to various display screens and updates the information in time; the monitoring camera effectively monitors various areas of the large-scene parking lot and acquires effectively information; the display screens display various information; and the automatic fence machine is used for controlling the exit and the access of vehicles and has an automatic rebound vehicle smash-preventing protection function. The intelligent management system adopts a multi-camera cooperative tracking strategy based on the corresponding relation between cameras and vehicles, wherein the multi-camera cooperative tracking strategy comprises the following steps of: recording the state information of the vehicles when the vehicles are positioned in a vision field of a single camera; solving the state information of the vehicles according to a minimum error method when the vehicles are positioned in overlapping vision fields of multiple cameras; and estimating the state information of the vehicles according to a Kalman filtering prediction method when the vehicles are separated form the vision field of any one camera. The intelligent management system disclosed by the invention not only manages an exit and an entrance of the large-scene parking lot, but also monitors the areas inside the large-scene parking lot, and can effectively complete the monitoring task for the wide-field parking lot.

The invention relates to a rat infestation intelligent monitoring system and method based on a cloud server. The system comprises a thermal infrared camera equipment, an intelligent terminal and a cloud server connected in order; the thermal infrared camera equipment monitors motion trails of the rate by using thermal infrared sensing technology and the camera technology and sends the monitored video frame to an intelligent terminal; the intelligent terminal judges a mobile object, records the current video frame and marks the motion trails, and transmits the video clip with the motion trailsto the cloud server; the cloud server identifies the mobile rate and saves the current video clip, and marks the rat location and the motion trails in the current video clip, and then performs the data summary analysis processing to obtain the related parameter information about the rat activity so as to realize the rat infestation intelligent monitoring. The system performs rough identification through the intelligent terminal and finely identifies the mobile rate in cooperation with the cloud server, the rat infestation intelligent monitoring is realized, the rat infestation can be discovered and controlled as early as possible, the unnecessary loss is reduced, the manual cost is lowered, and the monitoring efficiency is improved.

The invention relates to a direct power-spectral method-based all-weather long drainage basin water quality monitoring and early-warning system, belonging to the technical field of water quality monitoring. The system comprises a plurality of water quality monitoring devices, a cloud data processing platform and a remote monitoring platform; the water quality monitoring devices are placed at a shoreside of a water body, a water surface buoy or other water surface platforms according to needs, used for extracting water quality data of the long drainage basin, use a direct power-spectral method to acquire an absorption spectrum of a monitored water body and sends the monitored data and water quality information to the cloud data processing platform in a wireless transmission manner; the cloud data processing platform summarizes and analyzes the received data and stores into a database; the remote monitoring platform inquires and displays the data stored in the database and realizes the real-time monitoring and early-warning for an all-weather long drainage basin water quality environment. The system can realize the online measuring, real-time monitoring, emergent early-warning, drainage basin analyzing and water environment monitoring of all weathers of the water body in the drainage basin, thus reducing the loss caused by pollution to the water body and ensuring drinking water safety.

The invention discloses a low-altitude autonomous navigation system for a rotary-wing unmanned plane. The low-altitude autonomous navigation system is composed of a data acquisition device, a data preprocessing module, a data fusion module, a guidance control loop module and an attitude control loop module. The data preprocessing module is used for carrying out sampling filtering and error compensation on current location data information collected by the data acquisition device; the data fusion module is used for carrying out fusion and updating and obtaining a current position and speed of the rotary-wing unmanned plane; the guidance control loop module is used for calculating an expected attitude angle and an expected height value; and the attitude control loop module is used for generating a controlled quantity. According to the technical scheme, a problem of poor attitude estimation precision of the conventional navigation system can be solved; and requirements of high-precision heading attitude calculation and position and speed fusion of the rotary-wing unmanned plane can be met. High-precision filtering of the system is realized. On the basis of the analysis and calculation of the autonomous navigation system, the flight route and height can be corrected and the flight attitude can be adjusted autonomously; and the autonomous flight of the unmanned plane can be realized.

The invention discloses a doctor advice intelligent auditing system and method based on drug rule combination. The system comprises doctor advice basic rule base and rule combination library maintenance module, a doctor advice extraction module, a doctor advice checking module, a label printing (two-dimensional code generation) module and a departmental scanning module. The doctor advice extraction module is used for extracting information of doctor advices from electronic medical records; the doctor advice checking module performs checking in the mode of repeated dosage checking, combination rule joint checking and incompatibility checking to find checking alarm information to send the information to a clinical pharmacist for confirmation, and drugs with problems are turned down to a doctor; the doctor advise basic rule base and rule combination library maintenance module is used for maintaining and updating a combination library; the label printing module is used for labeling checked drugs to generate two-dimensional codes; the departmental scanning module performs departmental scanning on the two-dimensional codes of the drugs when the drugs depart. The doctor advice intelligent auditing system is used for recording the departmental time of the checked drugs and tracking the using process of drugs conveniently.

The invention provides a comprehensive utilization method for planting edible fungi and producing artificial grass peat by using waste cabo generated in a tobacco threshing redrying plant as main raw materials. Raw materials forming culture materials are as follows: 60-100 parts of cabo and 1-5 parts of lime or / and plaster; and 1-40 parts of accessories also can be added. A bag cultivation methodis perfectly selected for a planting process, comprising the steps of dosing, bagging, sterilizing, inoculating, culturing and the like. After the harvest, waste residue of the culture materials containing the cabo is directly crushed to be in a puffy fiber, scrap, or powder state , or is crushed after being fermented and decomposed, and then is dried to obtain the artificial grass peat product. The artificial grass peat is mixed with packing materials such as perlite, roseite and the like to obtain plant culture substrate. The invention has centralized and stable raw materials so as to be beneficial to the massive production; the production cost is 1 / 3 lower than the common method; the planted edible fungi is large and thick, green and safe; and the artificial grass peat is prepared by the waste residue so as to realize high-efficiency comprehensive utilization of the waste cabo.

The invention provides a machine vision method for identifying the dial plate information of a multi-pointer instrument. The machine vision method mainly comprises the following steps of: acquiring an image containing information of the multi-pointer instrument, preprocessing the acquired image, positioning and marking a dial plate of the multi-pointer instrument in the image, segmenting the dialplate of the instrument in the image of the dial plate of the multi-pointer instrument, carrying out mathematical morphological filtering, extracting pointer characteristics in the dial plate by means of a human-eye-vision based jumping searching pointer and a human-eye-vision staring characteristic, calculating readings of the pointers of the instrument and the like. The machine vision method provided by the invention can be used for automatically carrying out vision identification on the information of the dial plate of the multi-pointer instrument in one image, and has the advantages of high degree of automation, accuracy in measurement, high efficiency and the like; and compared with the detection method in which one image and one instrument are provided in single-pointer instrument detection at present, the invention improves the utilization rate of the pointer instrument detection equipment and reduces the instrument detection cost.

The invention discloses an intelligent home fire-fighting detection and alarm system which comprises a plurality of fire-fighting detectors, a plurality of data gathering centers and a monitoring center, wherein the plurality of fire-fighting detectors are divided into a plurality of groups, each data gathering center corresponds to one group of the fire-fighting detector for communication, and the monitoring center is communicated with the plurality of data gathering centers. The invention also provides a control method based on the system. In the control method, a wireless communication network is formed by a plurality of wireless network fire-fighting detectors, data information is collected in real time and transmitted to the data gathering centers to be subjected to an intelligentized judgment of a fire degree so as to prevent a fire false alarm to the maximum limit, the transmission of detection area state information and information data by a mobile phone short message on the internet is realized through a GPRS (general packet radio service) and Ethernet communication module, thereby realizing pre-alarm and extinguishing the fire in the cradle, and the monitoring center can also realize the connection with a town fire station system so as to reach the highest fire reaction speed.

The invention discloses a gange pointer automatic measuring identification method and reading method that includes gange image collection, pre-process of the gange image, taking pointer origin detecting using Hough conversion, detecting and identifying the gange pointer location by calculating the central projection point of the gange; then reading the value on the base of detecting and identification pointer location. The invention could automatically detecting and identifying the gange pointer and can conquer the human factor error and visual error when checking the gange by human eye. It has the advantage of high speed calculating, high accuracy identifying, low effect of human factor and convenience to take automatic information process.

The invention discloses a system for monitoring complicated oil deposit flooding conditions, comprising an input unit, a multi-level processing unit and a display unit, wherein the input unit is used for inputting well point geologic parameters; the multi-level processing unit is used for building hidden geologic characteristic parameters according to the well point geologic parameters input by the input unit, finishing multi-layer, multi-well, multi-phase and multi-driving power energy balance analysis and calculation of a block, further building an injecting and extracting correspondence relationship among wells and carrying out comprehensive inversion treatment on the layered and partitioned flooding conditions by using improper functions to obtain distribution data of various sucking sections and layered flooding conditions of the block and a single well in different periods; and the display unit is used for displaying the injecting and extracting correspondence relationship amongwells, built by the multi-level processing unit, and the obtained diagram result data of the distribution of the various sucking sections and the layered flooding conditions of the block and the single well in different periods. The system can obtain accurate layered flooding condition data and different levels of section analyzed result data, improve the extracting precision, and save the manpower and material resources.

The invention discloses an intelligent fresh air control device, which relates to a fresh air conditioning device of an air conditioning system. The intelligent fresh air control device mainly comprises a temperature humidity sensor, a carbon dioxide concentration sensor, a computer controller, an electrically operated valve and the like. The intelligent fresh air control device has the characteristics of intelligent control, convenient use, accurate control, energy-saving operation, small volume and low cost. And the intelligent fresh air control device also has the characteristics of improving the indoor air quality and meeting requirements of people for the indoor comfort and health. The intelligent fresh air control device can be widely applied to the air conditioning systems of various buildings such as residences, hotels, public buildings and the like and is the fresh air device which is controlled intelligently and saves energy.

The invention discloses a method and system for automatically distributing orders, comprising steps of generating order distribution time T1 based on order information; determining whether the condition of system time T=T1 is established, if yes, obtaining a first geographic information set L; determining a candidate execution terminal set H based on the first geographic information set L; taking the mth candidate execution terminal hm from the candidate execution terminal set H as a preferable execution terminal; and transmitting orders to the preferable execution terminal. The invention also provides a corresponding automatic distribution system. The method of the invention can calculate the order prediction completion time in advance through the computer in order to determine the accurate order distribution time, brings forward the principles of distribution point aggregation and purchase point aggregation based on the positions of the distribution point and the purchase points so as to determine the preferable execution terminal for order execution. The method and the system for automatically distributing orders are based on the computer processing, which improves the working efficiency of the whole order distribution system, guarantees the consistency of the order distribution effect through the normalized and automated order distribution system, benefits the O2O platform to expand the distribution range and optimizes the user experience.

The invention relates to a tree planting machine and an application of the same. The tree planting machine comprises a traction car, wherein a pit digging mechanism is disposed on the front part of the traction car and used to dig tree pits used for tree seedling plantation; a seeding fetching mechanism is disposed at the middle part of the traction car, a seedling box used to store tree seedlings is disposed on one side of the traction car, and the seedling fetching mechanism is used take out the tree seedlings in the seedling box and place the seedlings into the dug tree pits; and a push and compression mechanism is disposed at the tail part of the traction car, used to push soil back to the tree pits in which the tree seedlings are placed and used to compact the soil. The tree planting machine provided by the invention is characterized in that whole courses of tree plantation are integrated; courses from pit digging and seedling placement to soil filling and compaction can be completed at a time, and ceaseless continuous operations can be achieved; the machine can completely take the place of traditional manual tree plantation; working efficiency is increased; and consumption of manpower and materials is reduced. In addition, transplantation line spacing can be adjusted to be adapted to tree plantation requirements of different trees for the line spacing; operation courses can better satisfy actual demands; the practicability is high; functions are obvious; and effects are significant.

The invention discloses a construction technology of a steel sheet pile cofferdam for Yellow River Channel internal support table construction. A construction support table is an underwater support table arranged in a Yellow River Channel. The technology comprises the following steps of firstly, determining a structure and the size of a used cofferdam in the process of underwater support table construction; secondly, surveying and setting out; thirdly, constructing the cofferdam; fourthly, constructing a bored pile at the bottom of the support table; fifthly, constructing the support table: carrying out forming construction of the underwater support table on the top of the bored pile after construction when the bored pile construction is finished, and finishing integrative construction of the bored pile and the underwater support table; and sixthly, constructing a pier column at the upper part of the support table. The invention has the advantages of reasonable design, convenient construction and low construction cost, carrys out construction by adopting an integrative construction method of the support table and the bored pile and can efficiently solve the defects of long construction period, large investment, needs of setting up a plurality of construction platforms, large construction difficulty and the like in the successive construction process of the bored pile and the support table in the traditional construction process of the steel sheet pile cofferdam.

The invention relates to a method for preparing nano hydroxyapatite powder, belonging to the field of the biomedical material. The method for preparing the nano hydroxyapatite powder comprises the following steps: adding the organic polymer of polyethylene glycol to the initial reactants of calcium nitrate and diammonium phosphate solution to adjust and control the morphologies of the products of reaction; adding aqueous ammonia to adjust the pH values of the products of reaction, and making the aqueous ammonia react with the products of reaction at different water bath temperature to synthesize nano hydroxyapatite precipitate, wherein the agglomeration of the synthesized nano hydroxyapatite precipitate can be inhibited by the polyethylene glycol functioning as the dispersant; freezing and drying synthesized nano hydroxyapatite precipitate slurry to obtain dry nano hydroxyapatite powder which contains by-products of reaction and polyethylene glycol, and calcinating the dry nano hydroxyapatite powder at high temperature to remove the by-products of reaction and the polyethylene glycol which are contained in the dry nano hydroxyapatite powder to obtain the nano hydroxyapatite powder which is in the shape of the ball or the rod and in the particle size of 10-100 nm and has high yield and good dispersion. The method for preparing the nano hydroxyapatite powder is simple, needs short preparing period, causes no poison and pollution and is suitable for industrial production.

The invention relates to a multifunctional rudder-free aquaculture workboat which comprises a boat body. A drive device, a steering device, a meteorological device providing information of wind speed, the wind direction, temperature, humidity and pressure, a navigation device, a communication module which can be communicated with a handheld mobile base station or a land fixed base station, an obstacle avoidance device, a coordination control drive device, a steering device, a central control module for achieving boat unmanned intelligent navigation, a water flow measuring device for detecting the speed and direction of the water flow, a water quality detection device for collecting a water sample and detecting water quality parameters, an underwater detection device for detecting the distribution state of the underwater fish schools or other biotic communities, an automatic bait casting device for controlling bait casting and feeding, and a storage battery for providing a work power source for a boat device. Fan drive is adopted by the workboat, a complex mechanical engine, a steering rudder and a transmission mechanism are removed, and the multifunctional rudder-free aquaculture workboat is light, high in efficiency, free of rudder and pollution and capable of automatically completing water quality parameter detection and bait casting and feeding in the aquaculture area.

The invention discloses a version upgrade and backup method for terminal through accessing an USB memory equipment. The upgrade method comprises following procedures: reading data file through accessing the USB memory equipment with data file to trigger the terminal; updating or upgrading through decryption identification before updated or upgraded version is applied. The backup method comprises procedures as follows: accessing the USB memory equipment to the terminal triggered before current data file is generated for the terminal and encrypted. The invention has the advantages of enabling local business configuration management and version management through accessing the USB storage equipment to the USB interface of the terminal when the operator cannot perform remote management for the terminal through other management mode; when the terminal is connected with the remote management system of the operator and is under management status, the terminal can report the status such as report reading, updating, applying and backing up of corresponding file on the USB storage equipment under the mode to the management system for statistics and failure diagnosis in the future.