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1141 results about "Electric power industry" patented technology

The electric power industry covers the generation, transmission, distribution and sale of electric power to the general public and industry. The commercial distribution of electric power started in 1882 when electricity was produced for electric lighting. In the 1880s and 1890s, growing economic and safety concerns lead to the regulation of the industry. What was once an expensive novelty limited to the most densely populated areas, reliable and economical electric power has become an essential aspect for normal operation of all elements of developed economies.

System, method, and apparatus for electric power grid and network management of grid elements

Systems, methods, and apparatus embodiments for electric power grid and network registration and management of active grid elements. Grid elements are transformed into active grid elements following initial registration of each grid element with the system, preferably through network-based communication between the grid elements and a coordinator, either in coordination with or outside of an IP-based communications network router. A multiplicity of active grid elements function in the grid for supply capacity, supply and / or load curtailment as supply or capacity. Also preferably, messaging is managed through a network by a Coordinator using IP messaging for communication with the grid elements, with the energy management system (EMS), and with the utilities, market participants, and / or grid operators.
Owner:CAUSAM ENERGY INC

Three-dimensional optimizing route selection method based on airborne laser radar

The invention discloses a three-dimensional optimizing route selection method based on an airborne laser radar. The method comprises the following steps of: carrying out flight design according to a feasible route of a line, and acquiring flight field data by the laser radar according to design parameters; carrying out united computation on laser ranging data and POS system positioning data to obtain laser point cloud data through pre-processing the data; post-processing the data to obtain a point cloud classification map, a digital elevation model (DEM), a digital surface model (DSM), a contour line and a digital orthoimage map (DOM); importing into a three-dimensional optimizing route selection system, selecting a line route, checking peripheral landform of a line corridor, and carrying out optimization design on the line; combining with a three-dimensional image and a plane section, carrying out operations of pre-arranging poles and arranging poles in a route selection software, and outputting an image route diagram; and drawing the plane section of the route, and carrying out alignment survey. The method utilizes the section view and the orthoimage in the three-dimensional optimizing route selection system to realize the operations of pre-arranging the poles and arranging the poles, so as to generate a plane section diagram needed by power industry department, and the operation efficiency of route selection is improved.
Owner:MIANYANG SKYEYE LASER TECH

Method and system for predicting solar energy production

A system, method and computer program product to assist in managing the physical plant mechanisms and market finances for a deregulated electricity grid or regulated utility grid, populated with solar electric generation capacity. This system provides tools to assist grid operators in the scheduling and dispatch of generation resources in an electrical grid populated with solar electric generation capacity, a week in advance, on an hourly basis. It also provides tools to assist companies engaged in generation, distribution and energy marketing, in the electrical power industry, to manage their contractual supply obligations in the day-ahead hourly wholesale market and the spot market, in an electrical grid populated with solar electric generation capacity. This process can also be used to predict solar loading of building structures, using forecast irradiance data as inputs to common building energy modeling programs, a week in advance, on an hourly basis.
Owner:NEO VIRTUS ENG

Automatic verification system of low-voltage current transformer

The invention relates to an automatic verification system of a low-voltage current transformer in power industries. The automatic verification system comprises an input-output warehouse connection station, a grid-shaped frame type conveyor line and a feeding and blanking rotor which is connected with the input-output warehouse connection station and the grid-shaped frame type conveyor line, wherein the grid-shaped frame type conveyor line comprises a main verification conveyor line and a reserved verification conveyor line with up and down symmetrical structures, feeding and blanking station modules, appearance inspection station modules, insulation voltage-withstanding testing station modules and error verification station modules are sequentially arranged on the verification conveyor lines, middle return conveyor lines perpendicular to the verification conveyor lines are arranged between the insulation voltage-withstanding testing station modules and the error verification station modules, terminal return conveyor lines are arranged behind the error verification station modules, a conveyor line shared by the main verification conveyor line and the reserved verification conveyor line is a blanking conveyor line, and a labeling sorting station module is arranged at a part, which is close to the feeding and blanking station modules, of the blanking conveyor line; buffer areas are arranged between detection station modules on the verification conveyor lines.
Owner:河北海纳电测仪器股份有限公司

Electric power industry ubiquitous Internet of Things security protection gateway system, method and deployment architecture

The invention discloses an electric power industry ubiquitous Internet of Things security protection gateway system, method and deployment architecture. The method is oriented to a ubiquitous electricpower Internet of Things full-scene safety protection application scene. A terminal identification technology is adopted, fingerprint information of Internet of Things terminal device in a network isidentified in two modes of active detection and flow discovery, asset conditions of Internet of Things terminals in the network are identified through active scanning, visual presentation is realized, and various terminals such as a traditional PC, a dumb terminal and intelligent equipment can be effectively identified. An identity baseline is established for the identified Internet of Things terminal and approval is carried out, so that counterfeit attack protection of the Internet of Things terminal is realized. Security situation evaluation of the Internet of Things terminal can be realized, and protection suggestions and means are effectively given. By performing effective admission control on the identified Internet of Things terminal, the problems of access authentication and security management and control of massive IP devices can be effectively solved, and a user is helped to construct a secure and controllable ubiquitous power Internet of Things.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +1

Power load forecasting method based on customer segmentation in power industry

The invention discloses a power load forecasting method based on customer segmentation in power industry. The power load forecasting method comprises: step 1, extracting customer load data and obtaining load sample data; step 2, pre-processing the load sample data; step 3, performing cluster grouping to customer to obtain a plurality of customer groups; step 4, summarizing the load data of the customer groups; step 5, performing load timing sequence forecasting to a single customer group; step 6, summarizing and calculating load forecasting results of the plurality of customer groups; and step 7, evaluating the load forecasting results obtained in the step 6. The power load forecasting method can accurately forecast power load of the customer groups and provides a basis for development and operation of a power system.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID

System, method, and apparatus for electric power grid and network management of grid elements

Systems, methods, and apparatus embodiments for electric power grid and network registration and management of active grid elements. Grid elements are transformed into active grid elements following initial registration of each grid element with the system, preferably through network-based communication between the grid elements and a coordinator, either in coordination with or outside of an IP-based communications network router. A multiplicity of active grid elements function in the grid for supply capacity, supply and / or load curtailment as supply or capacity. Also preferably, messaging is managed through a network by a Coordinator using IP messaging for communication with the grid elements, with the energy management system (EMS), and with the utilities, market participants, and / or grid operators.
Owner:CAUSAM ENERGY INC

Path planning method for intelligent inspection robot of substation

The invention discloses a path planning method for the intelligent inspection robot of a substation. The method includes the following steps that: layered characterization is performed on the operating environment of an inspection robot within a substation, and a layered map is created; the electronic text of the work ticket of the substation is analyzed, and work task information is obtained; andoptimal path planning is carried out through comprehensively using the layered map and the work task information. According to the method of the invention, on the basis of a characteristic that the electric power industry pays much attention to safety, constraint conditions such as a maintenance plan and a constraint condition that branch paths in the substation are narrow are comprehensively considered; path planning is performed in advance, and therefore, an inspection area can be avoided reasonably, an equipment inspection sequence can be optimized, and the inspection efficiency and intelligence level of the intelligent inspection robot of the substation can be improved with safety requirements satisfied.
Owner:NARI TECH CO LTD +1

Quality evaluation method of electricity statistical index data

The invention relates to a quality evaluation method of electricity statistical index data. The method comprises the following steps: obtaining to-be-evaluated electricity statistical index data according to the requirement of an actual evaluation purpose; choosing corresponding data quality evaluation indexes; making data quality evaluation rules corresponding to the data quality evaluation indexes; calculating the weight Wi of a quality evaluation index Ii, and setting an expected value Ei; performing detection and analysis on quality evaluation indexes of the statistical index data, and calculating the percentage Si of data that meets the quality evaluation index Ii; according to the weight Wi, the percentage Si and the set expected value Ei, respectively calculating the comprehensive evaluation value SA, the overall expected value SE and the relative difference SR of the statistical index data, and performing evaluation on the overall quality of the statistical index data according to defined evaluation grades; and processing evaluated unqualified statistical index data. The method provided by the invention can be applied to quality evaluation of electricity statistical index data in the power industry.
Owner:STATE GRID CORP OF CHINA +2

Power industry low-voltage transformer area line loss analysis method and processing system based on big data

The invention discloses a power industry low-voltage transformer area line loss analysis method based on big data. The method comprises the following steps: 1, extracting high-load loss and uncalculable transformer areas in synchronous line loss of an acquisition system to construct basic line loss archive data; 2, analyzing and collecting abnormal archive factors by combining the archive data ofthe collection system; 3, analyzing abnormal work order information by combining the work order data of the acquisition system; 4, combining the curve data of the acquisition system, and counting metering abnormal factors; 5, analyzing the abnormity of the electricity stealing factor by combining the power current curve data and related ammeter reporting events; 6, analyzing on-site wiring abnormity in combination with the current and power curves; and 7, carrying out line loss abnormal district intelligent diagnosis through various abnormal detail data, and collecting a feedback abnormal defect elimination result. The invention also discloses a related analysis processing system.
Owner:韩霞 +5

Tellurium copper alloy material for electric power industry and method for producing the same

The invention discloses a tellurium copper alloy material for the electric power industry and a method for preparing the same. The method is characterized by comprising the following steps: gradually adding 99.55 to 99.89 weight percent of industrial pure copper after a molten channel of a power-frequency induction furnace is melted; raising the temperature of a copper liquid to between 1,190 and 1,230 DEG C after solid state copper is melted down, and covering the copper liquid with charcoal to keep the temperature; enwrapping 0.1 to 0.4 weight percent of pure tellurium, and pressing the pure tellurium to the bottom of a power-frequency furnace close to a molten channel opening at a furnace temperature of between 1,190 and 1,230 DEG C; adding 0.01 to 0.05 weight percent of microelement into a tellurium copper alloy liquid after 50 to 80 minutes; finishing the smelting of the tellurium copper alloy liquid after 15 to 30 minutes; reducing the furnace temperature to between 1,150 and 1,180 DEG C; pouring the alloy liquid into a graphite crystallizer for crystallization; towing a cast ingot by using the prior method and sawing the cast ingot into short cast ingots with specific lengths; sampling the short cast ingots to test the content; and packaging the short cast ingots into finished products.
Owner:SICHUAN XINJU MINERAL RESOURCE DEV CO LTD

Dynamic vulcanized fluoroplastic/fluororubber/silicone rubber thermoplastic elastomer and preparation method thereof

The invention discloses a dynamic vulcanized fluoroplastic / fluororubber / silicon rubber thermoplastic elastomer and a preparation method thereof. The thermoplastic elastomer comprises the following raw materials in parts by mass: 10-80 parts of fluoroplastic, 5-80 parts of fluororubber, 5-85 parts of silicone rubber, 1-10 parts of acid acceptor, 1-20 parts of interfacial modifier, 0.1-5 parts of cross-linking agent and 0.1-10 parts of cross-linking aid. The preparation method comprises the following steps of: uniformly mixing the fluoroplastic, the fluororubber, the acid acceptor, the silicon rubber and the interfacial modifier at 175-330 DEG C; and adding the cross-linking agent and the cross-linking aid under a high-speed shear condition to carry out dynamic vulcanization on rubber to obtain the thermoplastic elastomer. The fluoroplastic / fluororubber / silicon rubber thermoplastic elastomer has high mechanical strength, has the characteristics of excellent high-temperature and low-temperature resistance, chemical resistance, oil resistance, capability of repeated processing and the like and can be widely applied to the fields of aerospace industry, automobile industry, information and electronics industry, chemical industry, new energy resources, electric power industry, environmental protection and the like.
Owner:SOUTH CHINA UNIV OF TECH

Three-dimensional transformer station semi-automatic reconstruction method based on laser point cloud data

The invention discloses a three-dimensional transformer station semi-automatic reconstruction method based on laser point cloud data. The method comprises the steps: according to the existing standard of an electrical apparatus in the electric power industry, by collecting point cloud data and texture data of a transformer station, constructing a high-reality three-dimensional standard mode library of the electrical apparatus of the transformer station; by combining with the existing standard model of the transformer station, based on the laser point cloud data, performing ground feature extraction and identification, and automatically acquiring a position and a gesture of the electric apparatus in space; putting the three-dimensional electric apparatus into a corresponding point cloud three-dimensional scene, thereby completing vectorization of the point cloud data and further completing three-dimensional reconstruction of a transformer station scene. According to the three-dimensional transformer station semi-automatic reconstruction method based on the laser point cloud data, semi-automation of the three-dimensional reconstruction of the transformer station is achieved, and manual interference can be reduced, so that the production efficiency is improved, and the production cycle is shortened; by utilizing the precision advantage of laser point cloud, the precision of model products can be improved, and the whole simulation degree is high.
Owner:XIAMEN GREAT POWER GEO INFORMATION TECH +1

High conductivity moderately strong heat-resistant aluminum alloy monofilament and preparation method thereof

The invention relates to the technical field of a power industry electric transmission line overhead conductor. The present invention provides a high conductivity moderately strong heat-resistant aluminum alloy monofilament and a preparation method thereof. The aluminum alloy conductor includes: 0.01-0.1% of Zr, 0.01-0.2% of B, 0.01-0.2% of Si, 0.05-0.3% of Fe, 0.2-0.5% of Mn, 0.01-0.15% of Er and / or 0.01-0.15% of Y, any two or three elements selected from the group consisting of V, Ti and Cr, and the balance being Al and inevitable trace impurities, wherein 0.1-0.15% of V, 0.01-0.05%of Ti, and 0.1-0.15% of Cr are included. The aluminum alloy monofilament prepared by the present invention is high in electrical conductivity, good in heat resistance, and high in tensile strength.
Owner:GLOBAL ENERGY INTERCONNECTION RES INST CO LTD +1

Application of virtual three-dimensional system of transformer substation on the basis of electric power geographic information system (GIS)

The invention discloses an application of the virtual three-dimensional system of a transformer substation on the basis of an electric power geographic information system (GIS), which belongs to the technical field of the computer software system and comprises the following steps: generating panoramic data, and carrying out panoramic configuration, panoramic display and panoramic interaction. The application of the virtual three-dimensional system of the transformer substation on the basis of the electric power GIS has the beneficial effects that the application capability of the GIS system to the electric power industry is enhanced, and meanwhile, the safety and the normalization of the electric power dangerous operation are improved; the requirement of working staff on operation rehearsal is satisfied; the visualization capability of the equipment and the scene in the electric power GIS is favorable to improve; and the modernized requirement of safe, reliable, high-quality, efficient and economic operation of electric power enterprises and various users thereof on a power grid can be satisfied.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING) +1

TEM detecting method for pipe wall thickness and intelligent detector for GBH pipe corrosion

The present invention relates to a corrosion examination and non-destructive examination method for a metal pipeline. The instant electromagnetic technology (TEM) is used to examine the average thickness of the wall of the pipeline under the condition that no dig is performed, no corrosion-prevention layer is damaged and the normal running of the pipeline is not influenced. The method is characterized in that when other conditions are the same, the metal pipeline with different wall thicknesses can have obvious time divisibility on a normalized pulse instant-changing responding curved line. The wall thickness of the measured section of the pipe can be obtained by the indication of the known wall thickness and the method of inversing modeling. The present invention also relates to a corrosion examination and non-destructive examination systematic device for the metal pipeline. A virtual instrument is designed and produced with the TEM examination method for the wall thickness of the metal pipeline; a data collector adopts the instant-changing electromagnetic instrument; the control of the instruments, the data processing and the results expression are realized by the software of the computer, so that the expansion property of the instrument is strengthened, and the renewing speed is accelerated, and the complicate data processing analysis can be performed instantly. The device can be widely used for examining the corrosion of the anti-corrosion heat-preservation pipeline in the industries such as the petroleum industry, the petrochemical industry, the fuel gas industry, the electric power industry, the water supply industry, and the like.
Owner:BAODING CHICHENGQIANLI SCI & TECH

Sulfur hexafluoride gas sample collection apparatus

The invention discloses a sulfur hexafluoride gas sample collecting device. The device is provided with a gas picking joint of a fast-inserted pipe, and the appearance of the device is a case body structure provided with an upturning cover; the relative buckling faces of a case body and the upturning cover are provided with a control panel and a display screen respectively; the periphery of the case body is provided with a fast-inserted gas path interface and a power interface; and the case body is provided with a triple valve, an SF6 flow rate electronic controller, a minitype vacuum pump, an electromagnetic valve and an integrated circuit control system inside. The collecting device has the advantages of portable design, full closed sampling, and sample undistortionless, and has the function of controlling the flow rate to precisely set the flow rate so as to be convenient to connect an SF6 gas detector with higher requirements on the flow rate precision. The device completely meets the electric power industry standard of an SF6 gas sampling method for electrical equipment.
Owner:STATE GRID CHONGQING ELECTRIC POWER CO ELECTRIC POWER RES INST

Electric lubricating grease and preparation method thereof

The invention relates to electric lubricating grease and a preparation method thereof, and in particular relates to electric lubricating grease used for a terminal in the electric locomotive and power industries and a preparation method thereof. A fatty acid soap-type thickening agent is weighed in proportion and is added into base oil to be mixed, stirring and slow heating are carried out, then the base oil is continuously added, stirring and heating are continuously carried out, and then the base oil is added, and mixing is carried out and homogenizing by virtue of a homogenizer or grinding by virtue of a grinding machine is carried out, thus base ester is obtained; and an anti-oxidation additive, an anti-corrosion additive, an anti-rust additive, a conductive additive and an anti-static additive are sequentially added into the obtained base ester and mixed; and then the mixture is homogenized by virtue of the homogenizer or ground by virtue of the grinding machine; and finally filtering and packaging are carried out to obtain the electric lubricating grease product. The lubricating grease provided by the invention has excellent conductive performance, contact condition of an electric contact is effectively improved, and antiseptic and antirust performances of the electric contact are obviously improved. The electric lubricating grease product can be widely applied to the electric contact of an electric locomotive and a power supply system.
Owner:无锡中石油润滑脂有限责任公司

Preparation method for lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene

The invention discloses a preparation method for a lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene. The method comprises the following steps: compounding base oil, a detergent, a dispersant, a preservative, an extreme-pressure antiwear agent, an oiliness agent, an antioxidant, a viscosity index improver, an antirusting agent, a depressant, an antifoamer, the ionic liquid, the modified nanometer copper powder and the graphene so as to obtain the lubricating oil composition containing the ionic liquid, the modified nanometer copper powder and the graphene. The method in the invention has the advantages of simple and practicable production process, small equipment investment and low energy consumption, is pollution-free to the environment and is favorable for popularization and application. The lubricating oil composition prepared by using the method in the invention can be widely applied in the industrial fields of mechanical industry, automobile industry, precision instruments, electric power industry, metallurgy industry, die manufacturing and application industry, iron and steel industry, machine tool industry, etc., and has broad application prospects.
Owner:烟台广和润滑油有限公司

Web page tamper prevention device based on web server cache matching and method thereof

ActiveCN103929440AOvercoming Tamper Detection InefficienciesImprove securityTransmissionWeb siteEngineering
The invention relates to the technical field of electric power industry information web page tamper prevention, in particular to a web page tamper prevention device based on web server cache matching and a method of the device. According to the web page tamper prevention device based on web server cache matching, a feature value of a suspected Trojan program in an IP response message is extracted, whether the feature value is matched with a black list database or not is judged through fuzzy matching, then the feature values of all information of an accessed web page are extracted to be precisely matched with web server cache data, and whether a web page accessed by a client side is tampered or not is judged. Fuzzy matching processing is carried out through a first detection module, the Trojan program and other malicious programs in the web page are detected, precise matching processing is carried out through a second detection module, the feature values of all the information of the accessed web page are compared with the web server cache data, the problem that existing web page tamper detection efficiency is low is solved, the web page can be effectively prevented from being tampered by a blacker, and website safety is greatly improved.
Owner:STATE GRID CORP OF CHINA +1

Conductive anticorrosive coating and preparation method thereof

The invention discloses a conductive anticorrosive coating and a preparation method thereof. The conductive anticorrosive coating mainly consists of epoxy resin, an epoxy resin curing agent, a composite conductive filler, a preservative, a reactive diluent, a flame retardant and a mixed solvent. The conductive anticorrosive coating provided by the invention is used for preparing a conductive anticorrosive coating layer on the surface of a workpiece well treated in a spray-coating or brush-coating way, and can be widely applied to metal structural elements such as a grounding grid device in the power industry and an oil storing device in the petrochemical industry to realize the functions of electric conducting, electrostatic conducting, anti-corrosion and the like, and therefore, the metal structural elements are capable of meeting the requirements of use on spot. The preparation process of the coating provided by the invention is simple and easy for realization of industrial production.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID +1

Real-time bus across safety zone communication method suitable for power industries

ActiveCN103259703AImprove versatilitySolve data communication problemsBus networksInformatizationNetwork connection
The invention discloses a real-time bus across safety zone communication method suitable for power industries, and belongs to the technical field of informatization and automation of electric power systems. According to the real-time bus across safety zone communication method, across safety zone information exchange is accomplished through transit servers and internal nodes. Two transit servers are configured in one safety zone, and the transit servers are used for transmitting and receiving cross-zone messages and transferring the messages to a designated work catalogue, so that the internal nodes can use the messages. The transit servers are arranged at the positions related to an isolating device, the internal nodes in the same safety zone establish a network connection through a switch or a router, and the internal nodes are mainly used for transmitting messages and receiving messages at last. According to the real-time bus across safety zone communication method, data are transmitted through the network isolation device unidirectionally (in the forward direction and in the reverse direction) on the premise that the existing safety zone framework arrangement is guaranteed to be unchanged, and thus safe and stable data communication among different safety zones is achieved finally.
Owner:DATONG POWER SUPPLY BRANCH SHANXI ELECTRIC POWERCO +2

Method for measuring dielectric loss factor and insulation resistance of power transformer

The invention discloses a method for measuring dielectric loss factor and insulation resistance of a power transformer. The method aims at resolving the problem that the existing manual mode for disassembling and assembling connection wires costs time and labor and can easily cause measurement errors even safety hazards due to error wire connection. The method includes high voltage relays, a switching switch, a dielectric loss measurement inverse connection module, a dielectric loss measurement face connection module and an insulation resistance measurement module. The method includes that connecting windings on the same side of the transformer and in short circuit with the corresponding high voltage relays with the number of the high voltage relays corresponding to the turn number of the windings of the transformer, switching the high voltage relays of corresponding windings according to the national power industry standard and the test regulation requirement, switching the high voltage relays that the windings to be measured correspond to to high voltage, switching the high voltage relays that the windings not to be measured correspond to to the ground end and utilizing the switching switch to select corresponding modules. The method is capable of achieving automatic measurement, reducing measurement errors, reducing working intensity and improving working efficiency.
Owner:HANGZHOU XIHU ELECTRONICS INST +1

Power line extraction method of electric transmission line based on on-board LiDAR data

The invention discloses a power line extraction method of an electric transmission line based on on-board LiDAR data. The power line extraction method comprises the steps of carrying out point cloud collecting on an electric transmission line through the on-board LiDAR; carrying out point cloud sampling on cross sections of electric transmission lines of two adjacent pylons; clustering the point clouds sampled from each cross section to obtain the position of the center of each power wiring harness at each cross section; fitting the center of each power wiring harness at each cross section to obtain a central line; and copying and shifting the central line to obtain the power wiring harnesses according to a power line splitting method and line intervals. According to the power line extraction method of the electric transmission line based on the on-board LiDAR data, the point cloud classification is unnecessary in advance, the point clouds collected by the on-board LiDAR are directly processed in a three-dimensional space, and the power lines of multi-loop electric transmission lines of the same pylon can be conveniently and quickly detected and extracted. As the power line extraction method of the electric transmission line based on the on-board LiDAR data having excellent performances, the power line extraction method of the electric transmission line based on the on-board LiDAR data can be widely applied to power industries.
Owner:GUANGZHOU JIANTONG SURVEYING MAPPING & GEOINFORMATION TECH

Automatic parking route planning method and system based on EPS (electric power storage)

The invention discloses an automatic parking route planning method based on an EPS. The method includes the steps: S1 detecting a parking space to obtain effective parking space information; S2 selecting a target parking strategy for a vehicle according to the effective parking space information, and guiding the vehicle to automatically enter an effective parking space to park according to the target parking strategy; S3 recording torque intervention intensity and torque intervention time on a steering wheel in automatic parking process of the vehicle, comparing the torque intervention intensity with a preset torque threshold value, comparing the torque intervention time and a preset time threshold value, and entering an assistant mode of the EPS when the torque intervention intensity exceeds the preset torque threshold value and the torque intervention time exceeds the preset time threshold value. The invention discloses an automatic parking system based on the EPS. A parking guide module selects target parking strategies according to results of a parking space detection module, and a mode switching module switches parking modes according to torque intervention intensity and torque intervention time on a steering wheel in the automatic parking process.
Owner:HEFEI UNIV OF TECH

Method and apparatus for actively managing electric power supply for an electric power grid

Systems and methods for managing power supplied over an electric power grid by an electric utility and / or other market participants to multiplicity of grid elements and devices for supply and / or load curtailment as supply, each of which having a Power Supply Value (PSV) associated with its energy consumption and / or reduction in consumption and / or supply, and wherein messaging is managed through a network by a Coordinator using IP messaging for communication with the grid elements and devices, with the energy management system (EMS), and with the utilities, market participants, and / or grid operators.
Owner:CAUSAM ENERGY INC
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