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185results about How to "Improve emergency performance" patented technology

Power grid micro meteorology calamity monitoring early warning system and early warning method

The invention provides a power grid micro meteorology calamity monitoring early warning system and an early warning method, relating to the electrical engineering technology field. The power grid micro meteorology calamity monitoring early warning system comprises a micro meteorology monitoring sub-platform, a micro meteorology calamity prediction sub-platform, a micro meteorology calamity early warning sub-platform and a system management sub-platform. The early warning method comprises steps of: obtaining meteorology data and micro meteorology data of a power transmission line from a monitoring device, performing icing prediction and wind deflection prediction according to the micro meteorology data to obtain an icing prediction area distribution result and a wind deflection prediction area distribution result, Q3 performing icing early warning level dividing and wind deflection early warning level dividing according to the icing prediction area distribution result and the wind deflection prediction area distribution result, and displaying an early warning prompt, and displaying meteorology monitoring data, prediction data and early warning data The power grid micro meteorology calamity monitoring early warning system and the early warning method solve problems that meteorology data collection is dispersed, information sharing is insufficient and transmission is delayed, communication efficiency is low and prediction accuracy is low.
Owner:STATE GRID CORP OF CHINA +1

Method and system for handling power grid operation risk

The invention discloses a method for handling a power grid operation risk. The method comprises the following steps of: acquiring values of the severity of consequence and each risk factor, wherein the severity of consequence and each risk factor correspond to the power grid operation risk; computing a consequence value and a probability value of the power grid operation risk; computing a risk value of the power grid operation risk; according to the risk value of the power grid operation risk, determining the risk level of the power grid operation risk; and sending a risk level determination result to a power grid operation risk control end. Furthermore, the invention also discloses a system for handling the power grid operation risk. The system comprises a factor value acquisition module, a consequence value and probability value computation module, a risk value computation module, a risk level determination module and a risk level sending module. By adoption of the method and the system for handling the power grid operation risk provided by the invention, the degree of human participation in risk identification and evaluation operation is reduced, risk handling time is shortened, and potential risks can be more effectively found, so that management of the power grid operation risk is more objective and scientific.
Owner:GUANGDONG POWER GRID POWER DISPATCHING CONTROL CENT

Virtual reality system for experiencing fire-fighting scene

The invention discloses a virtual reality system for experiencing a fire-fighting scene. The virtual reality system comprises a fire-fighting virtual training interaction module, a fire-fighting training scene virtual electric control module and a practice training cabin, wherein the fire-fighting virtual training interaction module utilizes a 3D interaction technique to establish an entity high-precision model in high compatibility; the fire-fighting training scene virtual electric control module utilizes the combination of an environment control module and a digital-to-analogue conversion device to seamlessly connect the reaction behaviors of trainees in the virtual fire scene with the virtual equipment and scene objects in the fire scene; a special annular visual angle high-reflection developing carrier with a 5M diameter is used as an outer layer of the practice training cabin; and a 360-degree multi-channel curved fusing projection system which is composed of five sets of high-luminance image projection devices is arranged above the developing carrier. The virtual reality system does not consume the true fire-fighting equipment in the maneuver, does not pollute the environment and can guarantee the daily fire-fighting maneuver and skilled rescue skills of a fire-fighting commander.
Owner:SHANGHAI FIRE RES INST OF THE MIN OF PUBLIC SECURITY +1

Petrochemical enterprise three-dimensional digital plan making system and petrochemical enterprise three-dimensional digital plan making method

PendingCN111815787ARealize dynamic deduction of emergency strategiesRealize dynamic deduction3D-image rendering3D modellingInformatizationPetrochemical
The invention provides a petrochemical enterprise three-dimensional digital plan making system. The petrochemical enterprise three-dimensional digital plan making system comprises a petrochemical enterprise management module, a three-dimensional scene modeling module, a fire-fighting data information collection module, a three-dimensional scene editing module, a plan deployment module, a three-dimensional rendering display module and a digital plan drilling module. The invention further provides a petrochemical enterprise three-dimensional digital plan making method. According to the invention, a digitization concept and an informatization technology are applied; advanced virtual simulation technology, internet of things technology and digital communication technology are adopted; three-dimensional modeling, image collection, information collection and simulation means are fully utilized, an actual scene of a petrochemical enterprise is digitalized and visualized, visual scene displayand data integration are realized, and powerful guarantee is provided for an enterprise fire-fighting specialized team to be familiar with enterprise conditions, carry out simulation training and effectively organize fire extinguishing rescue.
Owner:北京优锘科技股份有限公司

Method for optimizing allocation of emergency resources in chemical industrial park

The invention relates to a method for optimizing allocation of emergency resources in a chemical industrial park. On the basis of the traditional hazard source grading model, a hazard source risk dynamic evaluation model is established by combining characteristics of the chemical industry park and considering a domino effect of the accident and risk factors of a process flow and a grading result is obtained based on a pedigree clustering method. On the basis of the hazard source risk grade, a hazard-source-risk-grade-based multi-target optimization emergency resource allocation model is establishing by considering the rescue timeliness and economic applicability of configuration decisions. With the genetic algorithm optimization method, the multi-target emergency resource allocation modelis optimized and then a configuration strategy meeting an expected target is obtained finally. According to the invention, in order to solve some problems in emergency resource configuration optimization, a configuration optimization method with high global optimization capability is put forward. The optimization method has characteristics of having high openness, robustness, parallelism, flexibility, and globally convergence and having no special requirement on the mathematical forms of questions.
Owner:HANGZHOU DIANZI UNIV

High-speed railway and wheel-rail train

The invention discloses a high-speed railway and a wheel-rail train, which belong to the technical field of track traffic. The high-speed railway is basically characterized in that electric wires of a linear motor are used to substitute a contact net so as to reduce the maintenance work needed by the contact net due to the abrasion; and the safety of the peripheries of the train and the railway is ensured through concrete side rails. The wheel-rail train is basically characterized in that: the train ensures that train wheels and ferromagnetic metal rails do not break away from each other through the mutual attraction of attraction magnets and the metal rails to ensure the safety of the train during high-speed driving. The dispersed arrangement of rotor magnets on the train makes the power dispersed, and the working electric power used on the train comes from a generator driven by the partial train wheels which roll on the wheel rails during the driving. The high-speed railway and the wheel-rail train are novel track traffic technology which is between wheel rail technology and magnetic suspension technology, integrates the advantages of the wheel rail technology and the magnetic suspension technology, is superior to the wheel rail technology and the magnetic suspension technology, and have the advantages of safety, high speed, environmental protection, and the like.
Owner:李葛亮

Chickpea proteinic nutrition powder and preparation method thereof

InactiveCN102599440AHigh protein contentDisadvantages of avoiding loss of activityFood preparationMagnesiumSelenium
The invention relates to chickpea proteinic nutrition powder and a preparation method thereof. The nutrition powder adopts chickpea, chickpea dregs and chickpea skin as raw materials, the chickpea is ground into chickpea powder, then the recycled chickpea dregs and chickpea skin are smashed, aqueous alkali is mixed with the recycled chickpea dregs and the chickpea skin to be extracted and centrifugalized, upper clean liquid is mixed, hydrochloric acid solution is dripped into the mixed clean liquid to be ccentrifugalized so as to obtain the chickpea protein solution, and then the chickpea protein solution is mixed and blended with the chickpick powder to be sequentially fine ground, refined, dried in atomizing way, screened, sterilized by ultraviolet and packed to obtain the chickpea proteinic nutrition powder. The nutrition powder is rich in phytoprotein and soluble dietary fibers, which are easy to digest and absorb by the human body, 18 kinds of amino acid, crude fat, polyoses, linolenic acid, linoleic acid, minerals such as calcium, phosphorous, zinc, iron, magnesium, selenium and the like, and vitamins C, B1 and B2, so that not only can the original nutritive value of the chickpea be maintained, but also the content of protein in the chickpea is improved by two to three times, and simultaneously purposes on changing waste into valuable and adequately utilizing the resource also can be realized.
Owner:XINJIANG TECHN INST OF PHYSICS & CHEM CHINESE ACAD OF SCI

Redundancy medium voltage alternating current-direct current-alternating current frequency conversion device of duplex winding synchronous motor of mine hoist

ActiveCN103580584AAchieve full load and full speedAchieve powerAC motor controlSynchronous motorLow speed
The invention discloses a redundancy medium voltage alternating current-direct current-alternating current frequency conversion device of a duplex winding synchronous motor of a mine hoist, wherein the redundancy medium voltage alternating current-direct current-alternating current frequency conversion device is mainly applied to an alternating-current low-speed synchronous motor, being below 2500KW but above 3KV, of the hoist. The redundancy medium voltage alternating current-direct current-alternating current frequency conversion device comprises a high-voltage wire, a transformer, a motor winding, frequency conversion units and an excitation unit. Each frequency conversion unit comprises an AFE rectifier, a direct current bus and an inversion unit. The frequency conversion units and the excitation unit are designed as two parallel devices which are completely the same in structure. A motor stator is of a duplex winding structure. When the two frequency conversion units work at the same time, each frequency conversion unit supplies the corresponding winding of the motor, and loads are averaged. When only one frequency conversion unit works, the windings of the motor stator are connected in series or parallel through a shift switch, and full-load half speed or full-load full speed is achieved. The redundancy medium voltage alternating current-direct current-alternating current frequency conversion device has the advantages that the structural design is reasonable, practicability is high, and due to the arrangement of the redundancy frequency conversion units and the excitation unit and due to the duplex winding structure of the motor stator, the emergency meeting performance and working efficiency of a system are improved.
Owner:上海华菱电站成套设备股份有限公司

Self-healing control method of power distribution network

The invention discloses a self-healing control system and method of a city power distribution network. The system comprises a preposed host processor and a monitoring host processor which are connected through a communication module; a current signal collection module, a voltage signal collection module, a node signal collection module and a switch-off and switch-on signal output module are respectively connected with the preposed host processor; a fault line selection module, a fault statistic analysis module, a switch-off and switch-on control module, a storage module and an input and output module are respectively connected with the monitoring host processor. According to the self-healing system and control method of the invention, non-planed power cut time resulted from artificial switch-off can be effectively reduced; the power cut time of every non-fault line is controlled within second level; safe operation of the power system is ensured; the power supply reliability of the power distribution network is improved; the economic loss resulted from power cut is reduced; the power distribution network always shifts to a healthier state; the power supply safety, reliability, good quality and economy of the power distribution network are improved; and the emergency capacity is enhanced.
Owner:林福

Modular PRB repair method with environmental risk management and control function

The invention belongs to the technical field of groundwater pollution remediation. The invention specifically discloses a modular PRB repair method with an environmental risk management and control function. A funnel-water guide gate type permeable reactive barrier is arranged between a contaminated site and a downstream protection target; hexagonal prism detachable medium modules are arranged inthe reaction wall; monitoring wells are arranged on the front side face, the rear side face and the side face of the reactive barrier; when monitored water quality data do not meet the design requirement, an emergency treatment system is started, and substandard underground water near the permeable reactive barrier is pumped to the emergency treatment system to be treated and then recharged to theupstream of the reactive barrier. The objective is to monitor the water quality condition near the permeable reactive barrier in real time through an underground water monitoring system, and operation and management personnel can master the operation condition of the reactive barrier at any time, so that a PRB active material for filling use can be utilized to the greatest extent, the resource waste caused by premature replacement or supplementation of the active material is avoided, and the cost is reduced while the PRB operation safety is ensured.
Owner:四川省冶勘设计集团有限公司

Method for manufacturing novel super-high speed precision ball bearing

The invention discloses a method for manufacturing a novel super-high speed precision ball bearing. The method comprises the following steps: (a) preparing a Cr-N-C gradient compound coating; (b) washing a steel ball sample and drying with cold air; (c) highly vacuumizing by putting the steel ball in a cavity; (d) introducing Ar2, exerting a negative bias after rising of the air pressure, opening a Cr target to promote the current, washing the matrix, and opening a rotary workpiece clamp to rotate the steel ball in a constant speed; (e) reducing the negative bias and the chromium target current; (f) depositing the Cr-N-C gradient compound coating by exerting a negative bias on the matrix, wherein the Cr-N-C gradient compound coating is composed of a Cr bottom layer, a Cr-N transition layer and a Cr-N-C work layer; and (9) closing the Cr target, the C target and the nitrogen, and continuously introducing an argon. By adopting the technical solution provided by the invention, the temperature rise of the precision ball bearing can be greatly reduced, the vibration of the bearing can be reduced and the vibration stationarity can be increased, and then the high speed performance of the precision ball bearing and the reliability of the performance life can be increased and simultaneously the loading ability can be increased.
Owner:LUOYANG INST OF SCI & TECH

Method and system for professionally monitoring and warning weather for wind farms on basis of GIS (geographic information system) of power grid

The invention discloses a method and a system for professionally monitoring and warning weather for wind farms on the basis of a GIS (geographic information system) of a power grid. The method includes positioning coordinates of weather monitoring stations in a GIS platform of the power grid, transforming the coordinates to display weather monitoring and warning positioning information of the weather monitoring stations in GIS maps of the power grid and creating weather monitoring and warning positioning information chart layers; creating power grid equipment chart layers of the wind farms; matching and correlating the weather monitoring and warning positioning information chart layers with the power grid equipment chart layers of the wind farms, displaying weather information for power grid equipment of the wind farms in real time and analyzing and displaying warning for weather disasters. The method and the system have the advantages that occurrence and development of disastrous weather such as typhoon, rainstorm and strong convection can be visually and comprehensively monitored in real time for the power grid equipment of the wind farms and the like, movement and evolution of systems of the weather can be tracked, and analysis bases can be provided for predicting and forecasting the disastrous weather.
Owner:EMERGENCY MANAGEMENT CENT OF STATE GRID SHANDONG ELECTRIC POWER

Regional first-aid monitoring method, system and device based on vehicle scheduling

InactiveCN109166311AQuick rescueBalanced occupancy rate of first aid resourcesData processing applicationsDetection of traffic movementDiseaseResource utilization
The invention discloses a regional first-aid monitoring method, system and device based on vehicle scheduling. The method comprises the steps of: generating a pre-arranged first-aid plan according toa first-aid call, wherein the pre-arranged first-aid plan comprises the disease of a patient, a preliminary diagnostic result, a disease place and a first-aid place; according to the first-aid place in the pre-arranged first-aid plan, determining a first-aid medical site based on a proximity principle; according to the pre-arranged first-aid plan, determining a first-aid vehicle through a pre-setvehicle scheduling algorithm; and monitoring the first-aid vehicle and the first-aid medical site in real time through an IOT technology. The system comprises a pre-arranged plan generation module, afirst-aid medical site determining module, a first-aid vehicle determining module and a monitoring module. The device comprises a storage and a processor. The regional first-aid monitoring method, system and device based on vehicle scheduling in the invention have the advantages of being balanced in first-aid resource utilization rate, rapid in rescue speed and high in emergency capability, and can be widely used in the technical field of first-aid systems.
Owner:广东康软科技股份有限公司

Automatic control sewage treatment system

The invention relates to an automatic control sewage treatment system. The automatic control sewage treatment system comprises a sewage treatment module, a PLC (programmable logic controller), a levelsensor for detecting the water level inside a sewage tank, a state detector for detecting the working state parameters of sewage treatment equipment, a water quality data monitor for acquiring waterquality monitoring data in the sewage treatment module, and a server, wherein the server can compute and analyze the water level, the working state parameters of the sewage treatment equipment and thewater quality monitoring data to comprehensively determine the working state of the automatic control sewage treatment system; when the automatic control sewage treatment system is abnormal, the server can at the first time transmit corresponding working instructions to the PLC, and then the PLC automatically controls and adjusts the working equipment and the program parameters of the automatic control sewage treatment system. The automatic control sewage treatment system can achieve comprehensive information collection and analysis, and once abnormality occurs, can timely handle the abnormality, thereby improving the emergency capacity of enterprise sewage treatment and facilitating sewage discharge control for enterprises.
Owner:高瓴环境科技有限公司

Convenience emergency utility pole

The invention discloses a convenience emergency utility pole and relates to the technical field of power operation maintenance. The convenience emergency utility pole comprises a pole body and a triangular support. The upper end of the pole body is perpendicularly fixed to a transverse beam of the triangular support. Insulators are evenly mounted on the triangular support in the length direction. Each insulator is fitted with a cable fixture; the cable fixtures comprises: two semicircular hoops; the two hoops are fixedly connected on one side through a rotary shaft and on the other side through a bolt tightened; semicircular soft pads are evenly arranged in each hoop in the length direction; three support legs are mounted at the lower end face of the pole body and are disposed at 120 degrees intervals; each support leg is fastened to the pole body through a spindle bolt; the lower end of each support leg is a conical tip. The convenience emergency utility pole has the advantages that the traditional method of burying the utility poles is changed, erection time of cables is shortened, the convenience emergency utility pole is applicable to emergency relief sites and features scientific design, operational simplicity, safety and reliability and the like.
Owner:DONGYING POWER SUPPLY COMPANY STATE GRID SHANDONG ELECTRIC POWER +2

Method for establishing hybrid type rare earth mining area water environment quality monitoring and early warning system

InactiveCN105388826ARealize multi-level comprehensive supervisionEasy to handleProgramme controlComputer controlHybrid typeRare earth
The invention discloses a method for establishing a hybrid type rare earth mining area water environment quality monitoring and early warning system and belongs to the environmental quality early warning system field. The method of the invention comprises the following steps that: a pollutant monitoring system is established; a data transmission system is built; an early warning system is established; and an information distribution system and a disposal and decision making system are established. According to the establishment method of the invention, based on the pollution characteristics of hybrid type rare earth mining area water environments in China, the pollutant monitoring system is improved, the information acquisition and output system is built, the rare earth mining area water environment quality early warning technology system is improved, and the accident disposal and decision making system is established, and therefore, the method can be utilized to establish an effective hybrid type rare earth mining area water environment quality monitoring and early warning system. With the method of the invention adopted, important theoretical guidance can be provided for hybrid type rare earth mining area water environment quality management and emergency response disposal work. The method has a bright application prospect.
Owner:CHINESE RES ACAD OF ENVIRONMENTAL SCI

Train-ground integrated multifunctional emergency energy storage power supply system and control method thereof

The invention discloses a train-ground integrated multifunctional emergency energy storage power supply system and a control method thereof. The control method comprises two control modes, one mode isa train-ground integrated coordination control strategy of train-ground coordination and multi-train coordination, and the other mode is a train-ground hierarchical control strategy independently controlled by the train and the ground; energy management control over the ground energy storage system and the train-mounted energy storage system is achieved through two control strategies, and train-ground integrated traction emergency energy storage power supply is completed. The problems of stability and safety of train operation under the condition of an extreme special line and overlarge network voltage fluctuation of the traction network can be solved; train-mounted energy storage and ground energy storage power output can be distributed in real time, safe and efficient operation of a train is ensured, the network voltage fluctuation of a traction network is reduced, the emergency power supply capacity of the train and the traction network under extreme conditions can be provided, andthe stability and safety of operation of the train and the traction network are ensured.
Owner:SOUTHWEST JIAOTONG UNIV +1
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