47results about How to "Improve the level of science" patented technology

The invention relates to a monitoring and prewarning system and a monitoring and prewarning method for geological disasters. The monitoring and prewarning system for the geological disasters comprises a plurality of global navigation satellite system (GNSS) monitoring stations 1, a continuous operational reference system (CORS) 2, a 3rd-generation (3G) wireless network or wireless bridge 3, a microwave communication system 4, a monitoring and prewarning server 5, a monitoring and prewarning central computer 6 and the like which are arranged in a monitored area. Each GNSS monitoring station 1 comprises a global positioning system (GPS) receiver 11, a 3G network transmission component 12, video monitoring equipment 13, a microwave communication transmission component 14, a power supply 15 and the like. In the method, the aims of forecasting and prewarning possibly initiated geological disasters automatically in real time can be fulfilled by setting the GNSS monitoring stations in areas liable to the geological disasters, monitoring ground surface displacement in real time by the CORS, performing real-time ground surface displacement monitoring on the geological disasters, such as collapse, landslide, debris flow, surface collapse, subsidence, ground fissure and the like, which can be caused by ground surface displacement, combining remote video monitoring, performing data processing on monitoring information, and automatically issuing prewarning information.

The invention belongs to the technical field of debris flow disaster prevention and control and environmental governance, and discloses a novel dynamic numerical debris flow simulation analysis method and a novel dynamic numerical debris flow simulation analysis system. Through analysis on startup of a debris flow channel material and the process and the mechanism of debris flow movement accumulation, a number of constitutive equations suitable for the dynamic characteristics of a debris flow are obtained; meanwhile, based on a non-alternating format central difference numerical method, various dynamic processes of the debris flow are simulated; in addition, the dynamic characteristics of a slurry and solid particles of the debris flow are analyzed, a concept that a movable debris flow erosion bed causes the material exchange rate is introduced, and erosion along the distance as well as the disaster size change of the debris flow are analyzed so as to form a formation-movement-accumulation numerical simulation program based on the dynamic process of the debris flow. The numerical simulation program and a numerical calculation method, provided by the invention, have the characteristics of simpleness, high efficiency and the like, and are suitable to be used by workers in the related disaster field; the scientific levels of the debris flow prevention and control and environment protection are improved.

The invention relates to a solid-liquid multiphase dynamic numerical simulation method suitable for debris flow, which adopts a numerical simulation model of a solid-liquid multiphase debris flow power process, and comprises the following steps: firstly, acquiring debris flow channel starting, movement and accumulation dynamic information through field scientific investigation and physical and mechanical experiments; Determining high-precision topographic data and object source data in the calculation area through a geographic information system or a high-precision 3D topographic scanner, expressing the high-precision topographic data and the object source data as (x, y, h) grid data through grid coordinate conversion, and respectively representing x, y and h as x, y coordinates and elevation values h of topographic points; Soil and fluid parameters are determined and estimated from a proper amount of soil samples in the channels in the calculation area through indoor physical and mechanical experiments, so that all parameters needing to be prepared in the pretreatment stage of the numerical method are obtained; According to the method, the scientificity and reliability of numerical simulation research in the debris flow dynamic process are improved, the pertinence of disaster prevention and control is improved, the prevention effect is enhanced, and technical support is provided for debris flow disaster reduction.

The invention provides a power supply company client value evaluation method based on the client figure technology. The method comprises steps that firstly, a client figure method is made, and electricity users are classified, including user types, credit rating, a superior power source, the electric quantity growth rate, etc.; secondly, a power supply company client value evaluation index systemis constructed, including present values and potential values of clients; and lastly, based on the matter element analysis theory, an association function value of each type of indexes under the totaluser value target is calculated, and the total value of the clients is calculated. The method is advantaged in that the foundation is provided for the power supply company for clearing user types andscientifically evaluating the user values, and the method plays an important role in making different marketing strategies, improving enterprise profits and improving the user service level.

The invention relates to a 'haemodynamics-based forecast self-adaptive automatic injection device', which consists of functional units such as a microcomputer system, a multifunctional interface card, a blood pressuresensor, a weak signal amplifier, a trace controller, a trace injector, a medical injector and the like. The device can detect the physiological blood pressure parameters of patients on line in real time, identify cardiac cycles and time phases automatically, and perform trace injection quantitatively and automatically at constant speed in a certain time period in each cardiac cycle according to injection modes selected by doctors. In the injection process, the time phase, speed and dose of the injection in each cardiac cycle are corrected automatically according to the blood pressure parameters, which are monitored in real time, of the patients to 'guide' the finite amount of liquid medicine which is free in pulsation blood to enter pathological change positions as much as possible, so that the maximum medicinal concentration is obtained, the bioavailability of medicines is improved, and the total amount of the medicines and toxic and side effects are reduced. After the injection is finished, the operation information of the patients is recorded automatically and is stored into a database for inquiry and remote access.

The invention discloses a system for tracking, monitoring and correcting trajectory deviation of artificial rain-increasing and hail-preventing rocket projectile sowing operation. The system comprisesa projectile-borne antenna module, a satellite positioning module, a data transmission module and a rain-increasing projectile trajectory display module. The projectile-borne antenna module is used for receiving Beidou / GPS information, launching positioning information and data parameters; the satellite positioning module is used for positioning the rocket projectile in the flight process and measuring the aerial position and the flight direction of the rocket projectile; the data transmission module comprises a data transmission transmitting module and a data transmission receiving module; and the rain-increasing projectile trajectory display module receives the actual trajectory data of the rocket projectile output by the data transmission receiving module, so that the angle and the direction of a launching tower are able to be corrected conveniently. The system can track the whole course track from flight into the clouds of the rocket projectile to the end of sowing, has great significance on operation guidance, operation analysis and operation effect evaluation of artificial rain-increasing and hail-preventing operation, and the scientific level of the integral artificial rain-increasing and hail-preventing operation is favorably improved.

The invention discloses a fermentation method of an edible fungus culture medium, which is characterized by comprising a culture medium high-efficiency fermentation technique, a culture medium formula suitable for strain breeding requirements (prepiling), primary fermentation, secondary fermentation and the like. The culture medium is prepared by fermenting 70% of aquiculture pond soil and 30% of wood-rotting fungi bran. The culture medium for every 40 m<2> of culture area comprises 600kg of straw, 275kg of alfalfa, 375kg of cattle manure, 100kg of rape seed cake, 50kg of calcium superphosphate, 50kg of gypsum powder, 40kg of lime, 15kg of urea and 5kg of ammonium carbonate. The water content is 70%, and the pH value is regulated to 7.5. The method can generate important meanings and actions on enhancing scientific level of mushroom mass production, promoting the scientific-technical progress of the mushroom culture industry and boosting the development of resource-saving environment-friendly ecological agriculture.

The invention provides a combined application method of regional environmental risk assessment zoning, regional environmental risk bearing capacity and a GIS (geographic information system) platform with intuitiveness, accuracy and a wide application range for the regional layout optimization and adjustment according to the status of the current environmental risk control and management techniques, which aims at that the basis for the adjustment and the optimization in the current regional layout optimization and adjustment is short of a theoretical and quantitative basis. The method comprises the following steps: gathering environmental risk bearing capacity assessment index data according to the proposed environmental risk bearing capacity-based conception and a quantification method, calculating the environmental risk bearing capacity of researching regions, and realizing the display of the spatial distribution of the environmental risk bearing capacity through the GIS platform; analyzing risk sources in the regions, analyzing the positions of the risk sources, and the species and the stored quantity of risk materials of the risk sources, carrying out assessment on the degree of contamination and the range of influence on the atmosphere and water bodies caused by the leakage of pollutants according the improved Gaussian model and the pollutant-water body one-dimensional diffusion model so as to obtain the risk fields of the risk sources, and equally realizing the display of the spatial distribution of the risk fields through the GIS platform; carrying out superposition on the regional environmental risk bearing capacity and the regional environmental risk fields in a GIS, and realizing the conflict analysis of regional environmental risk-risk bearing; and proposing an adjustment scheme for regions with risk-bearing conflicts according to the rules of the layout optimization adjustment.

The invention discloses a mobile tank automatic detection system. A gas inlet pipeline is provided with a first switch valve, a first filter screen, a drier, a cooler and a second switch valve which are successively arranged. The gas inlet pipeline is also provided with a venting line and a vacuum breaking valve. The second switch valve is connected with an air pressure stabilization tank whose outlet is connected with an air inlet of the mobile tank to be detected. A water inlet pipeline is provided with a third switch valve, a second filter screen and a fourth switch valve which are successively arranged. The outer side of the mobile tank to be detected is provided with a cooling water coil whose water inlet end is connected with a water outlet end of a low temperature water cooling circulating device, wherein the water outlet end of the cooling water coil is connected with the water inlet end of the low temperature water cooling circulating device. By means of the system, the test data can be automatically collected, analyzed and recorded and test reports can be automatically generated for the test of mobile tank properties so that the automatization and informatization of mobile tank test are realized. The test results are accurate and the mobile tank test efficiency and scientific level are increased.

The invention relates to a space-time whole process oriented line loss change analysis method. The method comprises the following steps: (1) analyzing space-time influencing factors of a line loss change, including a, a space process of the line loss change, and b, a time process of the line loss change; (2) establishing a space-time whole process oriented line loss change analysis index system; (3) collecting relevant data of indexes in the index system; and (4) calculating the contribution degree of each factor to the line loss change. The method solves the problem that the traditional method is difficult in quantitatively describing the influence of each factor on the line loss change, and can further promote the energy conservation and emission reduction work of enterprises.

The invention relates to a method for sudden accident risk zoning of a river basin based on changes of water resources, which comprises the following steps: 1) carrying out drought risk zoning within a selected zone scope according to drought risk indexes; 2) carrying out flood disaster zoning within the selected zone scope according to flood risk indexes; 3) carrying out sudden accident risk zoning within the selected zone scope according to sudden accident risk indexes; and 4) superimposing zoning results in a GIS (geographic information system) to realize sudden risk zoning under different precipitation conditions. The conditions of the water resources are taken to account for sudden accident risk zoning, the sudden accident risk zoning results of zones are more reasonable and reliable, and the scientific level of regional environmental management can be improved. Moreover, the sudden accident risk zoning results of the zones can be displayed promptly through the GIS technology, and the accuracy of integrated environmental management can be improved. Meanwhile, the method has high operability and a wide scope of application and is suitable for zones of different sizes.

The invention discloses an online monitoring and maintaining system for plastic extrusion units. The system comprises a monitoring module, a router and a human-computer interface module, wherein the monitoring module is used for obtaining the online process parameters of the plastic extruders; the router is used for transmitting the online process parameters of the plastic extruders to the human-computer interface module through a wired communication manner; the human-computer interface module is used for encapsulating the data transmitted by the router, displaying the de-encapsulated data and transmitting the changed process parameters to the monitoring module through the router. According to the online monitoring and maintaining system, the equipment operation and maintenance personnel can know the production line status of the modified plastic extruders at the sites or in control rooms in real time and carry out real-time adjustment and maintenance on the production process and the like through the human-computer interface module to ensure the product quality.

The invention relates to a novel plant shaping technology. The novel plant shaping technology includes: selecting plant materials and performing early-stage preprocessing; selecting plant shaping frames, (containers) and culture medium materials and manufacturing; performing plant material cuttage, fixation and later maintenance and the like.

The invention discloses an efficient and three-dimensional cultivation method for agaricus bisporus. The method is characterized by comprising the steps of laying of cultivation materials, obtaining of a formula of the cultivation materials meeting the bacterial strain fertility requirement, seeding, earthing, management after earthing and the like, wherein earthing materials are made of 70 percent of pond soil and 30 percent of mushroom bran, and the cultivated area is 40 m <2>; 1400 kg of pond soil not polluted by pathogenic bacteria and not containing sundries and 600 kg of processed mushroom bran without insect attack or mildew are selected, the earthing layer is 3.5 cm thick, the pH value is between 7.8 and 8.2, doors and windows need to be opened after earthing until the earthing surface layer does not adhere to hands when the earthing surface layer is lifted by hand, the doors and the windows are closed, the windows are opened for ventilation and air change in the morning and at night, air in a mushroom house keeps fresh, air change time is short, ranges from 30 min to 60 min generally and is prolonged afterwards, and accordingly hypha can be promoted to creep soil and grow into the earthing layer. The method has a great significance in promoting the industrialized production scientific level of agaricus bisporus and scientific and technological progress of the mushroom cultivation industry and promoting resource-saving and environment-friendly ecological agriculture development.

The invention provides a system and method for multi-target movement speed measurement under complex paths, and belongs to the field of physical movement speed measurement. The system comprises an acceleration measurement module, a wireless gateway and an upper computer, wherein the acceleration measurement module comprises an acceleration sensor, a controller and a wireless transceiving module; the acceleration sensor is connected with the controller; the controller is connected with the wireless transceiving module; the wireless transceiver module is connected with the wireless gateway through a wireless network; the wireless gateway is connected with the upper computer. According to the system, the real-time precision movement speed of a plurality of athletes under the complex paths such as straight lines, curves and retracing can be conveniently and quickly obtained, coaches and the athletes are assisted in effectively evaluating the movement state and technical actions of the athletes in real time, and data support is provided for evaluating the effect of a specific training method and making a further training plan.

The invention discloses an artificial influence weather business system which comprises an analysis and decision system, a command and dispatch system, a comprehensive management system and a platformmanagement and configuration system. The analysis and decision system is deployed on a provincial and municipal two-stage service network, the command and dispatch system and the comprehensive management system are deployed on the provincial service network in a centralized manner, and the analysis and decision system analyzes precipitation enhancement operation based on a two-dimensional / three-dimensional GIS platform and various weather and detection data and is used for early warning hail suppression operation; the command and dispatch system is used for province-prefecture-county-gun station four-level operation commanding and dispatching, operation instruction issuing, operation information reporting and comprehensive information management, so that data can be shared among all levels; the comprehensive management system is used for ensuring that users at all levels use corresponding system functions and access corresponding information resources; and the platform management andconfiguration system is used for managing and configuring each system in the platform so as to realize an integrated function of a service management process and related information resources.

The invention provides a feature-based parametric modeling system and method for a three-dimensional model of a mining method used for an underground mine, which belongs to the technical field of visualization of mining engineering. The feature-based parametric modeling system and method can rapidly construct and modify a three-dimensional model of a stope of any mining method and realize simple, convenient, rapid and highly-efficient construction and dynamic modification of a static model in mining process; parametric modeling technology for the mining method can rapidly improve the scientific level of mining design, decision and management, increase ore output, improve product quality and reduce production cost; the parametric modeling technology for the mining method establishes the three-dimensional model based on mining objects, a mining environment, mining process and mining equipment; and a user can get hold of detailed and accurate information about the situation of distribution and utilization of mineral resources and the guarantee extent of the mineral resources to the development of enterprises and establish effective resource exploitation strategies and safeguard mechanisms after combined consideration of the situation of market operation.

The invention discloses a method for fermenting compost. The method comprises the following steps: adopting a covering material fabricated by 50-60% of aquaculture pond soil and 30-40% of wood-rot fungi mushroom residue, and fermenting, wherein each 40m<2> of cultivated area contains 600kg of straws, 275kg of alfalfa, 375kg of cow dung, 100kg of rape seed cake, 50kg of calcium superphosphate, 50kg of gypsum powder, 40kg of lime, 15kg of urea, and 5kg of ammonium carbonate of which the moisture content is 70% and the pH value is adjusted to 7-7.5. By adopting the method for fermenting the compost, development of resource-saving and environment-friendly ecological agriculture is promoted, and important significance and action will be produced.

The invention relates to the technical field of crop irrigation control and management, in particular to an automatic control method and device for irrigating crops according to soil matrix potential. The automatic control method for the irrigation includes that setting a lower irrigation limit and an upper irrigation limit; measuring the current soil matrix potential; when the soil matrix potential arrives at the lower irrigation limit, sending out an irrigation control signal, and recording the irrigation starting time ti1 and water amount Wi1; when the soil matrix potential arrives at the upper irrigation limit, sending out an irrigation stop control signal, and recording the irrigation ending time ti2 and water amount Wi2, wherein the lower irrigation limit is the soil matrix potential at the beginning of irrigation, and the upper irrigation limit is the soil matrix potential at the ending of irrigation. The automatic control method and device for the irrigation are capable of effectively improving the irrigation automation, the scientific level of the agricultural water management and the utilization efficiency of irrigation water.

The invention discloses an intelligent passive inspection lock management system, which comprises a passive inspection lock and a management center, and is characterized in that the passive inspectionlock comprises an intelligent passive lock and an intelligent electronic key, and the intelligent electronic key is used for unlocking the intelligent passive lock and supplying power to the intelligent passive lock while unlocking the intelligent passive lock; and the management center is used for carrying out information management on the intelligent passive lock and the intelligent electronickey, so that the intelligent electronic key can be effectively paired with the intelligent passive lock or ineffectively paired with the intelligent passive lock. The invention is stable and reliable,simple and flexible in use, accurate in recording and flexible in authority, can be remotely authorized, is safe and antitheft, greatly improves the safety management, standardization and scientization level of enterprises and public institutions, avoids a phenomenon that inspection personnel and important equipment objects cannot be scientifically and accurately assessed and monitored, effectively guarantees that inspected facilities are in a safe state, and achieves the purpose of centralized management.

The invention provides a maintenance effect modeling method considering a maintenance negative effect. The method comprises the following steps of 1, determining a system reliability model; 2, quantitatively describing a maintenance effect; 3, establishing a system maintenance effect model; 4, carrying out application and analysis of a maintenance effect model: applying the established maintenancemodel considering the maintenance effect to a maintenance decision, performing the maintenance decision on the system by adopting a maintenance strategy limited by a fault threshold, and analyzing amaintenance decision result. By means of the steps, the maintenance effect is fully considered in the maintenance modeling process, quantitative calculation and analysis are conducted, maintenance decisions are more scientific and accurate, then the optimal efficiency-cost ratio of the system is achieved, and operation and maintenance work of enterprises is facilitated.

The invention discloses an oil and gas recovery monitoring device. The oil and gas recovery monitoring device comprises a man-machine operation module, a plurality of gas flow meters, a liquid flow meter, a plurality of temperature sensors, a plurality of pressure transmitters, a VOC concentration sensor, a refrigeration module, a video data acquisition module, a central processor, a physical model building module, a recovery method optimization module, a virtual sensor, a simulation analysis module, a drawing module, a regression calculation module and an oil and gas recovery condition evaluation module. With the oil and gas recovery monitoring device of the invention adopted, data automatic acquisition, analysis and automatic generation of records are realized, oil and gas recovery monitoring can be automated and informationized, and detection results are accurate; three-dimensional simulation display of oil and gas recovery to be monitored can be realized through a physical model, so that a user can more intuitively understand the condition of the oil and gas recovery to be monitored; and through the self-definition of the recovery method optimization module, the simulation analysis module and the virtual sensor, the simulation analysis of the physical model can be realized, and the formulation of various measures for different situations can be facilitated.

The invention relates to a physical training test wind tunnel system and an airflow forming and control method thereof, and belongs to the technical field of physical engineering. The physical training test wind tunnel system provided by the present invention comprises a tunnel body, and a multi-degree-of-freedom motion simulation platform, an outdoor environment simulation unit, a data real-time monitoring unit, an airflow forming unit and an action posture capturing unit which are arranged in the tunnel body. The tunnel body is a closed backflow type tunnel body structure, and comprises a tunnel body training test section and rest sections of the tunnel body, and the rest sections of the tunnel body comprise a stable contraction section and a fan power section. The physical training test wind tunnel system provided by the invention can adjust various parameters of a sports environment in the wind tunnel system according to requirements, simulate an aerodynamic environment of a training test object in a competition site, and is used for evaluating a training state or a use state of a to-be-tested athlete or sports equipment in a specific sports environment; and technical support is provided for improving technical actions and optimizing and improving the performance of sports equipment.

The invention discloses an intelligent pre-stressed anchor cable tensioning system. The intelligent pre-stressed anchor cable tensioning system comprises a central server side, an operation side and a user side connected through a wired or / and wireless network; the central server side is used for carrying out pre-stress analysis and calculation on a measured mountain, monitoring measuring points in real time and constructing a monitoring BIM model, and comprises a cloud computing module, a BIM processing module, a real-time monitoring module, a data arrangement module and a communication control module; the operation side comprises a plurality of anchor cable tensioning devices arranged corresponding to the measuring points; and the user side comprises a plurality of display terminals. The invention further provides a method for achieving anchor cable tensioning monitoring through the intelligent pre-stressed anchor cable tensioning system. The cloud computing analysis and calculation, BIM monitoring modeling, real-time monitoring and the like are conducted, big data analysis, post-processing calculation and centralized management and control are comprehensively introduced into an anchor cable tensioning project, scientific calculation, real-time monitoring, analytical statistics and three-dimensional display are carried out on the anchor cable tensioning monitoring, and the intelligent pre-stressed anchor cable tensioning system solves problems that the existing anchor cable tensioning mode has not high normalization, cannot reflect problems in time, and has low data arrangement efficiency and an inconvenient expert field guidance, and improves operation efficiency and an intelligent level of the anchor cable tensioning technology.

The invention provides a strong coupling solid-liquid multiphase flow numerical simulation method, which comprises the following steps: determining stress characteristics of a solid phase and a liquid phase through physical and mechanical analysis, and writing the stress characteristics of the solid phase and the liquid phase into a numerical model; acquiring topographic data and object source data of a mountain land to be measured, and converting (x, y, z, h) four-dimensional grid data through grid coordinates; defining interphase viscous drag force and virtual mass force of a to-be-measured mountain land, obtaining channel starting, movement and accumulation position information of the to-be-measured mountain land, and constructing a conservation vector model, a solid-liquid interphase acting force model, a buoyancy model, a viscous drag force model, a virtual mass force model, a multiphase flow model and a liquid-phase bottom bed frictional resistance model; and carrying out strong coupling solid-liquid multiphase flow numerical simulation. The invention is suitable for a strong coupling mechanical mechanism of multiphase complex substances of different substances, and the problems of ellipse degradation, phase separation, flow state disorder, fluid distortion and the like caused by insufficient interphase acting force coupling in a traditional digital simulation method can be solved.

The invention is specific to cities with serious ecological environment problems and support systems thereof, providing an intuitive, accurate, workable index system construction method of ecological safety evaluation including S-P-R mould, filed investigation, environmental problems and factor recognition, index system primary construction, questionnaire survey and index sieving. Based on the S-P-R mould, the ecological environmental problems and probable factors of an object city are primarily determined by material analysis and field investigation; then questionnaire survey is designed, and governmental and scientific experts are invited to take part in the investigation, and a plurality of main ecological environmental problems and corresponding main factors are determined; a state layer, pressure layer and a responding layer index expressing each problem and main factors are found out, and the evaluation index system is primarily constructed; at last, the questionnaire survey is designed, experts are inquired with rationality and availability of data problems, the indexes are sieved, and the evaluation index system about ecological safety is constructed.

The invention provides a rehabilitation system and a method. The system comprises a host computer, a server and rehabilitation equipment in mutual communication, wherein the rehabilitation equipment comprises the components of a central processor; a monitoring module which performs communication with the central processor; a signal generating module which performs communication with the central processor; an output module which performs communication with the signal generating module; and an input module which performs communication with the central processor. The rehabilitation system and themethod have the following advantages of further improving digital and scientific level of a rehabilitation medical plan, satisfying requirements for individualized, fine and trended treatment in rehabilitation treatment, breaking through a defect of only focus on the requirement for the self performance parameter of the equipment in traditional rehabilitation equipment, improving connection between patient condition and doctor intervention, and realizing intelligent management and application of the rehabilitation equipment through realizing Internet-of-things rehabilitation equipment and introducing a big data platform management concept.

The invention discloses a safety early warning analysis system for a power distribution network, and belongs to the field of power grid operation monitoring. According to the method, a risk assessmentsystem is used for carrying out safety risk assessment analysis on a power grid system, the risk level of related network power failure possibly caused by power grid system transformation construction or abnormity is known, corresponding early warning is given in advance, and therefore risk minimization and even risk avoidance measures are formulated and adopted. Under an active power distribution network, by means of a data model, a dynamic risk assessment algorithm, a knowledge base technology and means, a power grid safety risk assessment function, an early warning function and a decision-making function are achieved. The management advantage of an electric power department, the power grid resource integration advantage of an electric power enterprise and the technical advantage of safe and stable operation of a power grid can be brought into play, the electric power network is managed more comprehensively, scientifically and intelligently, the safety risk of an electric power system is reduced, particularly, large-area power failure events are prevented, and the enterprise is better served to promote the civil development. The method can be widely applied to the field of powergrid operation monitoring and management.