336results about How to "Systematic" patented technology

The invention discloses an ecological scale breeding method of green shell egg laying hens. The method mainly includes the following steps: (1) selecting breeding hens; (2) stocking in a rotational grazing mode in woodland and meadow; (3) selecting hatching eggs; (4) incubating the hatching eggs with an incubator; (5) managing broods of the green shell egg laying hens; (6) managing feeding of the green shell egg laying hens; and (7) preventing epidemic diseases of the green shell egg laying hens. The method is strong in systematicness, changes traditional breeding technology of the green shell egg laying hens, combines with effective breeding measures, improves quality of the breeding hens and the hatching eggs and production capacity of the green shell egg laying hens, increases egg weight and egg yield, and lowers morbidity and mortality rates of the green shell egg laying hens.

The invention relates to a safety level evaluation method a power grid, comprising the following steps of: firstly determining a supposed accident list, and sequentially disconnecting elements of the supposed accident list; after a certain element is disconnected, carrying out topological structure analysis and load flow calculation on a system, and then calculating a power grid loss load risk evaluation index, a power grid overload risk evaluation index, a power grid low voltage risk evaluation index and a power grid voltage collapse risk evaluation index; repeating the process till all the elements of the supposed accident list are completely calculated; and then calculating a system single-risk evaluation index and a system total-risk evaluation index. The invention introduces a risk theory and a utility theory to the safety evaluation of the power grid, separately diagnoses the safety of the system from different side surfaces, further obtains the risk evaluation index of the whole system by an analytic hierarchy process (AHP), obtains simple and clear results and has better discrimination and can reflect the occurrence possibility of different accidental accidents and severity degree of a consequence caused by the accidental accidents.

A semi-automatic grinder-ball grinder system for grinding ore is composed of a vibration feeder, a semi-automatic grinder with variable-speed driver and load monitor, a vibration sieve, a crusher, a sludge pump, cyclone unit with concentration, flow and granularity detections, and a ball grinder with variable-speed driver. Its control method is also disclosed.

The invention discloses a testing system for a gas explosion characteristic size effect and relates to a testing system which studies on the gas explosion characteristic size effect. The device comprises a gas distribution device, an ignition device, an explosion device, a data collecting and processing device and a high-speed digital camera, wherein the gas distribution device comprises a combustible gas source, a distribution gas source and a gas distribution tank; the ignition device comprises a igniter, and the igniter is installed on the explosion device; the data collecting and processing device comprises a pressure sensor, a flame propagation rate sensor, a temperature sensor, a signal amplification circuit, a data collecting circuit and a computer, and the pressure sensor, the flame propagation rate sensor and the temperature sensor are installed on a spherical container, a cylindrical container and a pipeline; the explosion device is installed between the gas distribution device and the data collecting and processing device, and the explosion device comprises the spherical container, the cylindrical container and the pipeline; and the high-speed digital camera is used for shooting flames during explosion of the combustible gas inside the containers and the pipeline, and an output end of the high-speed digital camera is connected with the computer.

The invention relates to environmental pollution plant restoration, specifically to a screening method for heavy metal enriching / accumulating plant. 1)choosing experimental field 2) determining the screening object 3) determining the polluted object 4) potted plant screening experiment for heavy metal The invention chooses weeds as screening object, potted plant experiment , wild sampling and analysis, plot experiment as main means, screen plant for plant restoration. The invention is economic, highly effective, high ecological safety, wide adaptability,

The invention discloses a whiteleg shrimp high-density non-water-replacement breeding method based on nitrobacterium cenobium water quality control. The method includes the following steps of firstly, preparing a breeding pond; secondly, disinfecting the breeding pond and culturing probiotics; thirdly, stocking shrimp larvae; fourthly, putting in feed; fifthly, monitoring and managing the water quality of the breeding pond; sixthly, conducting harvesting. According to the method, by reasonably controlling organic carbon source input, scientifically applying beneficial bacterium preparations such as nitrobacterium, bacillus, lactic acid bacteria and photosynthetic bacteria, culturing the microorganism cenobium, namely the nitrobacterium cenobium, with nitrobacterium as the advantage in an oriented mode in the breeding water environment and meanwhile reasonably controlling the concentration of nitrobacterium cenobium and conducting in-situ biological purification on ammonia nitrogen and nitrite, closed type safe and efficient breeding of whiteleg shrimps is achieved.

The invention discloses a small watershed region-oriented landslide hazard risk division method based on mechanism analysis. The small watershed region-oriented landslide hazard risk division method based on the mechanism analysis comprises the following steps of: I. establishing slope units of small watershed region-oriented landslide hazard risk division; II. calculating a risk evaluation index of each slope unit, performing normalization processing on the risk evaluation indexes, and establishing a geographic information database based on the slope units; III. calculating a value of the integrated risk degree Z of each slope unit to obtain a small watershed region-oriented landslide hazard integrated risk division result. According to the small watershed region-oriented landslide hazard risk division method disclosed by the invention, on one hand, an index system and a space unit are started from a hazard formation mechanism, and therefore, the division result is more objective and scientific, and on the other hand, suitable spatial precision is provided for hazard prevention, so that the risk division result is more directive.

The invention relates to a flying robot control system semi-physical simulation platform which comprises a flying robot flight posture display / visual scene display computer, a flying robot dynamic model simulation computer, a flying robot airborne control system, a radio remote controller and a flying robot ground monitoring computer. The flying robot control system semi-physical simulation platform can simultaneously on-line debug a software system, a hardware system and a control algorithm of a flying robot and draws near an actual working condition of the flying robot to the maximum degree. A simulation experiment can directly verify the correctness of control signals through an executing steering gear of the flying robot airborne control system. The flying robot flight posture display / visual scene display computer can assist in verifying the actual working condition of the flying robot and the correctness of the control signals. The flying robot control system semi-physical simulation platform has stronger generality, stronger systematicness, stronger operability and stronger displaying performance and can be conveniently used in semi-physical simulation experiments of various flying robots. Repeated design of the flying robot control system is avoided, and test work of new function extension of the flying robot control system is greatly simplified.

The invention discloses a spacecraft attitude control semi-physical simulation system which relates to a spacecraft control semi-physical simulation system. The invention solves the problems of poor universality and systematicness in the prior spacecraft attitude control semi-physical simulation system. The simulation signal input or output end of a real-time simulation machine of the system is connected with the simulation signal output or input end of an onboard spacecraft computer; the wireless signal output or output end of a system wireless communication module is connected with the wireless signal input or output end of the real-time simulation machine; the signal output end of a ground wireless communication module is connected with the signal input end of a data storage module; the data signal output end 1 of the data storage module is connected with the data signal input end of a flight simulation display module; and the data signal output end 2 of the data storage module is connected with the data signal input end of an animation and graphic display module. The invention is suitable for simulation of spacecraft attitude control.

The invention discloses an intelligent fat-reducing treadmill and a body building instruction method thereof. The intelligent fat-reducing treadmill is characterized by comprising a body fat rate measuring module, an exercising heart rate measuring module, a control and processing module, a man-machine interaction module, a power module and a treadmill body. The intelligent fat-reducing treadmill is capable of providing corresponding fat-reducing exercising schemes for different users, so that more humanized and intelligent body building purposes are achieved.

The invention discloses a random test case generation method facing a Java program. The random test case generation method comprises the following steps of: (1) resolving a class definition of the Java program, and acquiring an object method list; (2) establishing a dependency relation graph comprising a method calling graph and a property dependency graph among object methods; (3) determining a target method list to be covered; (4) generating a calling chain by aiming at instantiation for public classes, and maintaining a class object base; (5) generating a calling chain by aiming at covering target methods, and maintaining a calling chain base; and (6) generating a test case set for the Java program based on the calling chain base. The method can be widely applied to automatic test work of medium-and large-size Java software systems and can automatically generate test cases completely; the highest code coverage rate is achieved by the least number of test cases; complicated data structures can be processed; test assertion can be automatically generated; and the test case generation method is simple and effective, and has high applicability and expandability.

The invention discloses an intelligent active image acquisition and update system and method and belongs to the technical field of image information. The system comprises an image update subsystem and an image data acquisition control subsystem. The image update subsystem sends a data updating requirement of a preset area to the image data acquisition control subsystem, wherein the preset area comprises geographic information, data updating time and update frequency of the area; and the image data acquisition control subsystem assigns an image acquisition task to an appropriate unmanned aerial vehicle according to preset rules and receives the fed-back telemeasuring data. The problem of wide-range image information data acquisition is solved through aerial photography of the small-size unmanned aerial vehicles under systematic control; through the photography of the unmanned aerial vehicles, acquisition cost is stable and controllable; meanwhile, through the design of route planning and update frequency, multiple unmanned aerial vehicles are allowed to carry out image acquisition simultaneously; the image acquisition process is high in systematization and high in intelligent degree; and image information acquisition and update range and efficiency are effectively managed.

The invention discloses a water control method for an abnormal water-enriched region of a coal mine. The water control method is a comprehensive water control technology which takes a water pressure and water quality monitoring network, a borehole imaging technology, a comprehensive detecting technology for underground water yield property and a sandstone water controlling and dredging technology as cores and has functions of underground exploration environment detection and control. The water control method makes up the blank in the field, creates a precedent for an underground comprehensive exploration and control technology, is remarkable in economic benefit and capable of ensuring the safe production of the coal mine and provides the technical support and excellent reference experience for the underground water control work of the same kind of coal mines.

The invention discloses a source code change influence analyzing and testing method for software units and components with combination of phase. The analysis and test on unit grade source code change influence comprise the following steps of: constructing a program unit flow graph; establishing a linear independent test route set; checking a node of a modified code in the flow graph and determining the node as a change point; using a route selector to select a route containing the change point from the linear independent test route set so as to form a influenced route set; executing the route in the influenced route set; and comparing the execution result with expected results. The analysis and test on component grade source code change influence comprise the following steps of: establishing a program scheduling graph, wherein the scheduling graph uses a scheduling structure of nodes and boundary description programs; establishing a linear independent test sub-tree set; confirming a unit at which the modified code is located and taking the unit as the change point; using a sub-tree selector to select a sub-tree from the linear independent test sub-tree set which contains the change point so as to form an influenced sub-tree set; executing the sub-tree in the influenced sub-tree set; and comparing the execution result with expected results.

The invention discloses an evaluation method for small and micro enterprise operation projects, which includes determining indicators affecting the feasibility factors of the project according to the contents of the small and micro enterprises to be evaluated; determining the weight of each indicator in the Internet financial environment; summarizing The weight of each indicator and the detailed rules for scoring establish an initial weighted scoring model; modify the initial weighted model to obtain an optimized weighted scoring model; score the items to be evaluated according to the optimized weighted scoring model; Scoring, determining the funding policy of the project and other steps. Its remarkable effect is: the weighted scoring model is adopted, and each indicator is given a weight, which fully considers the impact of the current Internet financial environment on the indicators and weights of the development factors of small and micro enterprises. Compared with the non-weighted evaluation model, the reliability is more reliable. High, the obtained score has a strong reference for the project managers of makerspaces.

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 discloses a method and a system for implementing configuration on the basis of network services. The method and the system have the advantages that network service configuration databases are created for users, topological structures, identification of service flows, identification of network devices for carrying the service flows and configuration information of physical ports, VLAN (virtual local area network) selection and the like can be selected from the databases for network topological contents and specific service contents on the basis of network service requirements, accordingly, service types, source MAC (media access control) addresses and target MAC addresses can be identified according to ports for the network devices for carrying the service flows, network topology can be creased on the basis of the identification of the service flows and the configuration information of the ports in the network service configuration databases, the same services can be transmitted in selected VLANs, and the configuration can be implemented; the configuration information can be issued to the various network devices, so that the complexity and the troublesome degree of the network configuration can be lowered, the specific services can be transmitted among the configured networks in an identifiable manner, and network configuration lists are high in reliability.

The invention discloses an interactive education method, which comprises the following steps that: audio and video display equipment receives two-dimensional code information from image scanning equipment; the audio and video display equipment obtains an address of an audio and video resource corresponding to the two-dimensional code information according to the two-dimensional code information; and the audio and video display equipment acquires the audio and video resource according to the address of the audio and video resource, and plays the audio and video resource. The invention also provides the audio and video display equipment and a corresponding system. According to the interactive education method, printed data learning and video learning are combined for interactive education, so that the method has the depth and systematicness of the printed data learning and the vividness and interestingness of the video learning, and the learning enthusiasm and efficiency of a user are improved; and moreover, the conventional function mode of the audio and video display equipment is changed, so that a good experience can be brought to the user.

The invention discloses an analyzing and compensating system for optical mirror face few-axle grinding inclining cambered face grinding wheel errors. The analyzing and compensating system comprises a few-axle grinding inclining cambered face grinding wheel error source determining module, a few-axle grinding machine tool structure and grinding mode selecting module, a grinding wheel ideal movement envelope surface constructing module, a grinding wheel coordinate system, diameter and cutting radius determining module, a tool setting operation horizontal movement amount determining module, an inclining cambered face grinding wheel composition error model constructing module, a mirror face error detecting and processing module, a cambered face grinding wheel error component separating module, an inclining cambered face grinding wheel error compensating module and the like. Compare with the prior art, the error analyzing and compensating system can predict, separate and compensate face errors caused by the large complex optical mirror face few-axle grinding inclining cambered face grinding wheel errors under the combination of various machine tool structures and grinding modes, and is systemic, integral and visual. The analyzing and compensating system can be used for compensating the errors caused in the machining process of any curved face and any caliber mirror face after one-time detection, and has the advantages of being simple and efficient.

The invention discloses a method for evaluating urban ecological security based on a structure-process-function model, comprising the following steps: (1) constructing an ecological security index system by using the analytic hierarchy process; (2) using elevation data, remote sensing image data, land use Type data and socio-economic and environmental data calculate the value of each described ecological security index element in the element layer; (3) carry out dimensional unification to the value of each described ecological safety index element; (4) calculate each described The weight of the ecological security index element value; (5) by carrying out weighted summation to each described ecological security index element value to obtain the corresponding described ecological system comprehensive security value of the target layer; (6) according to the comprehensive The safety value divides the urban ecological security level. The calculation process of the method of the invention is simple, the parameters can be adjusted according to the actual situation, and the applicability is wide.

The invention relates to a safe crop production technique in the polluted environment, in particular to a method for selecting crop varieties with low heavy metal accumulation. A crop is cultured in heavy metal-processed soil by way of pot experiment, the temperature is 5 DEG C to 40 DEG C, the soil moisture content is 40 percent to 90 percent of the field moisture capacity, the crop is cultured under the natural light for 50 to 170 days, plants are harvested, and the heavy metal content of edible parts is measured; the selected crop seeds, the edible parts of which have the heavy metal content lower than 30 percent of the heavy metal content of the edible parts of the conventional crop variety, are directly dibbled in the polluted field soil, three to six seeds are planted in each hole, the distance between holes is 10cm to 60cm, the distance between ridges is 10cm to 60cm, ripened plants are harvested, the heavy metal content of edible parts is measured, and if both the heavy metal enrichment coefficient and heavy metal transfer coefficient of the crop are less than 1.0, the crop is a crop with low heavy metal accumulation. The invention has the advantages of economy, high economic safety, high applicability and simple use method.

The invention provides a test method for parallel source code generation, compilation and driven execution. The method comprises a test flow control module, a use case parallel source code generation module and a use case parallel operation operating and monitoring module, wherein the use case parallel source code generation module is used for analyzing test use case configuration, obtaining parallel source code generation configuration and parallel compilation option configuration, receiving global parallel compilation options transmitted by the test flow control module and generating required use case parallel source codes and Makefile files under the drive of the test flow control module. The use case parallel operation operating and monitoring module is used for analyzing test use case configuration so as to obtain preparation configuration before parallel operation running and parallel running operation configuration, receiving global parallel submitting options and parallel operation state monitoring options transmitted by the test flow control module and operating and controlling parallel operation to run .

The invention discloses a hierarchical index-based active power distribution network evaluation method containing distributed energy. The method comprises the following steps of S1, setting a three-level active power distribution network evaluation index system; S2, determining sub-index items correspondingly contained in each level of evaluation indexes; S3, calculating a score of a third-level basic index item by adopting a percentage system fuzzy membership evaluation function; S4, determining the weight of each level of index item corresponding to a superior index by adopting a Delphi method; S5, carrying out weighted scoring, calculating the index scores of all levels step by step, and finally obtaining an area comprehensive evaluation score; and S6, repeating the above steps to obtain comprehensive evaluation scores of the analysis area under different distributed energy access schemes, and comparing and optimally determining an optimal access scheme. According to the method, theinfluence of distributed energy access on the active power distribution network is comprehensively considered, a multi-target multi-level comprehensive evaluation system is established in consideration of time-space difference, a distributed energy access scheme is optimized, the operation condition of the power distribution network is improved, and the new energy consumption level is improved.

The invention provides a battery performance evaluation method based on an analytical hierarchy process. The method comprises the following steps: constructing a hierarchical structure model; constructing a judgment matrix; checking consistency of the judgment matrix, wherein random consistency ratio of a consistency index is hierarchically and singly ranked, i.e., calculating a maximum characteristic and its characteristic vector for the judgment matrix; hierarchically and globally ranking, i.e., calculating a relative importance or a relative superiority-inferiority of the lowest layer of factors with respect to the highest layer (the global object); making decisions, ranking candidate schemes by calculating weighed rank value of the relative superiority-inferiority of each scheme of the lowest layer with respect to the highest global object. By constructing a hierarchical model and then combining the mathematic process with human experience as well as subjective judgments, the technical scheme of the battery performance evaluation method can effectively analyzes non-sequential relationships among hierarchies of the object criterion system, effectively and comprehensively estimate and compare the judgments of the decision maker.

The invention relates to a high-precision full-link spaceborne SAR radiation calibration simulation method. The method comprises steps: real radar satellite data are read; surface targets whose pointnumbers in a distance direction and an azimuth direction meet requirements are selected as a simulation data source for radiation calibration; through adding a scaler with the scatter cross section area of a known radar in the center of a scene, a surface target simulation data source of a layout scaler is constructed; the surface target of the layout scaler is decomposed to multiple point targets, the echoes of the point targets are calculated and superimposed to obtain echo simulation signals; imaging processing is carried out to obtain a scene radar image containing the scaler; and a radiation calibration coefficient is calculated to complete calibration processing. The method provided by the invention adopts real radar satellite data to perform calibration field echo simulation, the problem of high experimental cost of the real layout scaler is solved, and the spaceborne SAR full-link radiation calibration simulation is realized.

The invention relates to searching methods. The searching methods include the scheme type searching method, the tree-shaped classified intelligent guiding demand searching method and the searching method integrating classified intelligent guiding, classified structuralization and schemes. According to the three searching methods, the living condition of a user can be intelligently perceived, a classification structure for knowledge and experience resources needed for the living condition is provided to guide the user to search, provided guide content has higher relatedness, rationality and systematicness, and finally a target searched for by the user can be hit more rapidly. Meanwhile, each time searching is conducted, lots of sets of solutions and knowledge data resources provided by different internet users can be given, comprehensive and systematic knowledge data resources of various file types can be searched for at a time, searching efficiency of the user can be greatly improved, and the user is helped to quickly obtain desired search results.

The invention provides a petroleum spatial distribution quantitative evaluation chart generation method under reservoir configuration constraint. The method comprises the steps: collecting different types of hydrocarbon source rock samples sequentially according to thermal evolution degree, abundance of organic matter, lithology and organic matter type; carrying out the thermal simulation experiment of the collected samples, quantifying discharged oil and retention oil at each temperature point, employing the organic carbon analysis of residue, Rock-Eval detection, and vitrinite reflectance analysis; drawing an oil discharge rate chart of different types of hydrocarbon source rocks; selecting geological sections of different basins as actual geological samples; densely collecting the hydrocarbon source rocks and storage layer rock core samples and carrying out organic carbon analysis, Rock-Eval detection, vitrinite reflectance analysis and chloroform bitumen quantitative analysis on actual geological sections; drawing an oil discharge rate parameter curve of an actual geological sample; and obtaining the petroleum spatial distribution quantitative evaluation chart generation method under reservoir configuration constraint according to the oil discharge rate charts of different types of hydrocarbon source rocks and the oil discharge rate parameter curve of the actual geological sample.

The invention provides a cloud service quality evaluation method based on an SNMP (simple network management protocol), various system real-time performance indexes in a cloud computing platform are abstracted as cloud service quality scores according to a statistical method, the focus of attention is upgraded from a software and hardware layer to the service logic layer, and a cloud service quality expert score sample table is designed for constructing an evaluation model; and furthermore, as the cloud service quality expert score sample table is filled out by technical experts of the unit, a final calculation formula obtained by modeling is more authoritative and persuasive. By adopting the method according to the invention, the system performance indexes in all aspects are taken into consideration to get a relatively objective evaluation score, thereby guiding clients to find problems and solve the problems more conveniently and timely, avoiding the collapse of the cloud computing platform, enabling the clients to conveniently and timely know the operation situation of the cloud computing platform and having universality, applicability, real-time property, systematic property and practicality.

The invention relates to a detection test system for energy storage power station grid connection. The detection test system comprises an equipment layer and a centralized control layer. The equipment layer comprises an electric energy quality on-line monitoring device, an on-site measuring and controlling device, a relay protection tester and a communication manager. The electric energy quality on-line monitoring device is connected with a communication processor of the centralized control layer through a communication network. The on-site measuring and controlling device and the relay protection tester are connected with the communication manager through a field bus, so that the detection test result is converted into a corresponding data format through the communication manager. The communication manager is connected with the communication processor of the centralized control layer through the communication network and uploads the detection test result to a computer of the centralized control layer. The centralized control layer comprises the communication processor and the computer connected with the communication processor, the computer is used for controlling the detection test process, carrying out data analysis and processing on the detection test result uploaded by the equipment layer and generating a graphic report. The system can carry out a detection test on the grid connection index of an energy storage power station, and is simple in structure, complete in function and good in use effect.