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3052 results about "Equipment state" patented technology

Intelligent substation based on sensor, communication network and expert system

The invention discloses an intelligent substation based on sensors, a communication network and an expert system. The intelligent substation comprises a substation automation system, a primary equipment condition monitoring system and an intelligent auxiliary control system. The intelligent substation is characterized in that the real-time data of equipment operation are acquired by additionally installing various sensors, the IEC61850 standard is utilized to realize information modeling of the sensor data, a communication network is utilized to build a physical channel for information transmission, and advanced application of the substation automation system and intelligent monitoring and linkage of the primary equipment condition monitoring and auxiliary systems are realized by a background expert system, thus realizing intelligent operation and patrol functions of the substation; the sensors include an all-fiber electronic current transformer, a capacitive voltage divider type electronic voltage transformer, a primary equipment condition monitoring sensor and an internet sensor with an auxiliary system things; and the advanced application of the substation automation system includes sequential control, equipment condition visualization, intelligent alarm, distributed condition estimation, substitution function and the like. Intelligent operation and patrol functions of the substation can be realized.
Owner:CEEC JIANGSU ELECTRIC POWER DESIGN INST +2

GIS device state intelligent monitoring system and method based on edge computing technology

The invention relates to a GIS device state intelligent monitoring system and method based on the edge computing technology. The system includes a state sensor terminal, a data node device and an intelligent monitoring center, wherein the state sensor terminal is used for gathering collected state data to the data node device to perform power IoT edge calculation and is connected with the intelligent monitoring center through the transmission network, the condition monitoring sensor terminal is used for acquiring related state parameters in real time and receiving and performing limited edge calculation tasks, the data node device is used for collecting the data and receiving and performing the edge calculation tasks, and the intelligent monitoring center is used for performing equipment IoT management, intelligent evaluation analysis and advanced application for a GIS device state and configuring an optimized edge calculation algorithm model and an SG-CIM data model to the data node device. The system is advantaged in that a circuit breaker GIS equipment Internet of Things system of a substation is constructed, and the automation, informationization and intelligence level of equipment state evaluation and diagnosis can be improved.
Owner:BEIJING XJ ELECTRIC +1

Power distribution equipment state visualization platform based on big data

The invention puts forward a power distribution equipment state visualization platform based on big data. The platform comprises a data processing module, a data analysis module and an evaluation module, wherein the data processing module is used for obtaining multi-platform data, processing the multi-platform data and displaying the processed data; the data analysis module is used for carrying out big data integration, storage and retrieval and data mining analysis; and the evaluation module is used for generating a power distribution equipment evaluation model based on the big data, evaluating the power distribution equipment according to the power distribution equipment evaluation module, and generating a corresponding processing strategy according to an evaluation result. By use of theplatform, the business requirements of intensive development and lean management can be met, the multisource information interaction fusion ability of the equipment is improved, the full view real-time perception, and the multidimensional intelligent monitoring and control of the power distribution equipment can be realized, equipment operation risks can be prevented in advance, reaction speed for emergency events can be improved, and the full life cycle of the equipment can be subjected to management transparency and high efficiency.
Owner:MIANYANG POWER SUPPLY COMPANY STATE GRID SICHUANELECTRIC POWER

Control system for transformer substation patrol robot

The invention discloses a control system for a transformer substation patrol robot. The control system comprises a core processor, an information collection module, a communication module, a robot motion control module, an analysis module and a navigation system module; the core processor comprises a GPU and an ARM processor, the information collection module is used for collecting related information of robot patrolling, the communication module is used for transmitting the related information of robot patrolling and related operation instruction information of workers, the robot motion control module is in data connection with the ARM processor and used for controlling walking of the robot, the analysis module is in bidirectional data connection with the GPU and used for automatically recognizing whether equipment is abnormal or not according to the collected image information, the navigation system module is in bidirectional data connection with the ARM processor and used for positioning the position of the robot in real time and planning the optimal path according to a patrolling task. The control system can accurately navigate and position the robot, collect the working state of electric equipment and return the equipment state and the working state of a robot body to a control center in real time.
Owner:STATE GRID CHONGQING ELECTRIC POWER CO ELECTRIC POWER RES INST +2

Power equipment infrared image fault positioning, identification and prediction method

The invention discloses a power equipment infrared image fault positioning, identification and prediction method. The power equipment infrared image fault positioning, identification and prediction method comprises the following steps: 1) collecting power equipment infrared thermal image data; 2) classifying the infrared images to form a data set; 3) constructing a convolutional neural network model; 4) separating out faulty power equipment; 5) monitoring faulty power equipment in real time, and longitudinally collecting temperature data; 6) positioning a fault part, segmenting the infrared image of the power equipment, and extracting a fault area; 7) diagnosing a fault area, and judging a fault level; 8) predicting an equipment state trend; 9) uniformly outputting and displaying the information; 10) storing the fault level; 11) making four types of infrared image data sets; 12) building a target detection model and training; 13) directly detecting an infrared image of power equipmentto be detected through a target to obtain a fault position and a fault level; 14) repeating the step (5); 15) repeating the step (8); and 16) repeating the step (9) facilitating positioning of the fault position, fault level judgment and prediction of the fault equipment and giving a maintenance suggestion.
Owner:XIAN UNIV OF TECH

Machine room server remote monitoring method and system

The invention discloses a machine room server remote monitoring method and system. The system comprises a plurality of IP cameras, a switch and a machine room monitoring center, wherein the IP cameras are used for receiving a shooting data acquisition command, and performing shooting on equipment state indicator lights in a machine room to generate a group of modeling image data; and the machine room monitoring center is used for acquiring and saving the group of modeling image data in advance, controlling each IP camera to perform shooting on server cabinets monitored by each IP camera according to a set shooting data sampling period, acquiring a group of real-time image data, comparing the chromatic value of each equipment state indicator light in the group of real-time image data with the chromatic values of corresponding equipment state indicator lights in the saved modeling image data one by one, checking abnormal servers in the machine room according to comparison results, and executing alarming. Through adoption of the machine room server remote monitoring method and system, accurate history image data which can be inquired is provided in order to perform server fault analysis and processing, and the server fault checking efficiency can be increased greatly.
Owner:SHENZHEN INFOTECH TECH

Data verification method based on block chains and data verification system thereof

The invention discloses a data verification method based on block chains and a data verification system thereof. The data verification method comprises the steps that the sensing data of the environment and/or household equipment state are acquired through multiple wireless sensor nodes of a wireless sensor network and processed and then uploaded to a data repeater; the data repeater receives the processed sensing data and then forwards the sensing data to a data verification network; multiple data verification nodes in the data verification network are responsible for verifying and saving the sensing data; and all the data verification nodes are block chain nodes, and multiple data verification nodes form a distributed database. The data verification task is completed by using the data verification nodes, and the verification work is distributed to the verification nodes from the data repeater so that the problems of being low in verification efficiency, low in speed, high in transmission delay and vulnerable because of the excessively centralized verification task can be overcome, and the nodes are excited to actively authenticate the data and rapidly complete the verification task so that the whole verification system is not influenced by single node failure of any node.
Owner:GUANGDONG UNIV OF TECH

Substation equipment operation and maintenance simulation training system and method based on augmented reality

The invention provides a substation equipment operation and maintenance simulation training system and method based on augmented reality. The system comprises a training management server, an AR subsystem and a training live-action visual monitoring subsystem; the AR subsystem comprises a binocular stereoscopic vision three-dimensional perception unit used for identifying, tracking and registering target equipment, a display unit making a displayed virtual scene overlaid on an actual scene, a gesture recognition unit used for recognizing actions of a user and a voice recognition unit used for recognizing voice of the user; the training live-action visual monitoring subsystem comprises a multi-view stereoscopic vision measurement and tracking camera and a equipment state monitoring video camera which are arranged in the actual scene; the equipment state monitoring video camera is used for recognizing the working condition of substation equipment, and the multi-view stereoscopic vision measurement and tracking camera is used for obtaining three-dimensional space coordinates of the substation equipment in the actual scene, measuring three-dimensional space coordinates of trainees on the training site and tracking and measuring walking trajectories of the trainees.
Owner:JINZHOU ELECTRIC POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +3

Cold source centralized digital control method based on energy consumption monitoring

The invention discloses a cold source centralized digital control method based on energy consumption monitoring. The cold source centralized digital control method based on energy consumption monitoring comprises the following steps that a, real-time monitoring is conducted on power utilization, water utilization, the cooling quantity, the temperature, the pressure and the equipment state of a cold source system of a central air conditioner; b, energy consumption data and system state data collected in the step a are summarized, real-time refrigerating efficiency of the cold source system is calculated according to operating power parameters of a water chilling unit, a chilled water pump, a cooling water pump and a cooling tower fan in the system and the refrigerating capacity of the water chilling unit, forecast energy consumption data at present are obtained through forecasting according to outdoor temperature and humidity parameters at present, indoor temperature and humidity parameters at present and a load forecast model, the forecast energy consumption data and the energy consumption data which are actually monitored are compared, problems existing in the use process of a refrigerating system are found, and an optimized operation control strategy of the cold source system is formed; c, the optimized operation control strategy formed in the step b is conducted, and optimized operation control is achieved through a direct digital controller and an electrically operated valve connected with the direct digital controller.
Owner:北京方胜有成科技股份有限公司
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