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51results about How to "Realize intelligent operation and maintenance" patented technology

Wind driven generator variable-pitch transmission gear fault diagnosis method based on current signals

ActiveCN110988472AImplement fault diagnosisTo achieve the purpose of non-intrusive monitoringSpectral/fourier analysisMachine part testingFrequency spectrumGear wheel
The invention relates to a wind driven generator variable-pitch transmission gear fault diagnosis method based on current signals. The method comprises the following steps: acquiring variable-pitch gear transmission system driving shaft motor stator current signals; preprocessing the motor stator current signals to enable the motor stator current signals to meet the requirements of a monitoring system; acquiring a low-frequency part where the fundamental frequency of the motor stator current signals is located; acquiring the continuous instantaneous frequency of the low-frequency part where the fundamental frequency of the current signals is located; acquiring the instantaneous angle of a driven gear according to the continuous instantaneous frequency conversion, and carrying out equal-angle cyclic rooting to obtain equal-angle sampling solutions; summing the equal-angle sampling solutions to obtain a current signal in an angular domain, and eliminating the influence generated by speedfluctuation; performing data processing on the current signal in the angular domain by using a data analysis method to obtain a spectrogram; and judging that a fault of the transmission gear exists when a fault side frequency peak value is detected between two frequency multiplication component peak values of the spectrogram.
Owner:TSINGHUA UNIV

Man-machine interaction method for intelligent operation and inspection auxiliary system of transformer substation based on mixed reality technology

PendingCN111367221AEasy to understandRealize real-time 3D visualization functionProgramme controlComputer controlComputer hardwareData display
The invention discloses a man-machine interaction method for an intelligent operation and inspection auxiliary system of a transformer substation based on a mixed reality technology. The man-machine interaction method comprises a two-dimensional code scanning module, an equipment virtual disassembly and assembly module and a real-time three-dimensional visualization module. According to the invention, the functions of equipment virtual disassembly and assembly, real-time three-dimensional visualization and remote expert assistance of the transformer substation operation and maintenance auxiliary system are realized, and the two-dimensional code is used as an entrance identifier of the module. By scanning the two-dimensional code, information of the equipment is obtained by the system, a three-dimensional model and animation of the equipment are called, and through GGV interaction, equipment virtual disassembly and assembly operations such as movement, rotation, disassembly and assembly, restoration and the like of the equipment are realized, so that operation and maintenance personnel can know the internal structure and operation method of the equipment conveniently, and the technical level, the working efficiency and the safety are improved. By scanning the two-dimensional code, the URL address is obtained and the browser is called by the system, real-time three-dimensional visualization functions such as real-time data display and over-limit alarm are achieved, and intelligent and automatic operation and maintenance are achieved.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO ZHENJIANG POWER SUPPLY CO +1

Rail-hanging fire-fighting inspection robot

The invention belongs to the technical field of robot design, and particularly relates to a rail-hanging fire-fighting inspection robot. The robot comprises a rail module, symmetrical driven wheel mechanisms are arranged on the side wall of the rail module in a sliding mode, a walking mechanism frame is jointly and fixedly arranged at the lower ends of the two driven wheel mechanisms, and a sliding rail line current collector and a pressure wheel are fixedly arranged at the front end of the upper side wall of the walking mechanism frame and are in sliding connection with the front side wall of the rail module. According to the rail-hanging fire-fighting inspection robot, mobile inspection and fire extinguishment can be realized in a pipe gallery and a tunnel, traditional fixed-point installation of fire extinguishment equipment is changed, and dozens of or even hundreds of fixed fire extinguishment devices are replaced with one robot, so that the construction cost of municipal facilities is greatly reduced; robot control, a body mechanism, an environment detection module and a fire extinguishing module are integrated into the intelligent rail-hanging fire-fighting inspection robot, and intelligent operation and maintenance of the pipe gallery and the tunnel are achieved.
Owner:苏州森合知库机器人科技有限公司

Intelligent management method and system for electric vehicle charging station based on Internet of Things

The invention belongs to the technical field of electric vehicle charging management, and discloses an intelligent management method and system for an electric vehicle charging station based on the Internet of Things, and the method comprises the steps: collecting environment and behavior data of charging equipment and the charging station through a data collection layer; the pile station production operation management system transmits, processes, distributes and stores the acquired data; the charging station cloud platform management system receives bottom layer equipment data directly transmitted by a data distributor DCT and operation and management data processed by the pile station production operation management system; and carrying out management scheduling, information tracing and data analysis on the charging stations distributed in different areas, and carrying out intelligent management on the charging stations. Charging equipment data, charging business data and environment monitoring data are fused mainly through the Internet of Things technology, localized information interaction is achieved without depending on an external network, intelligence of user charging and station management is achieved, and the charging service problem of an electric vehicle under different conditions is solved.
Owner:贵安新区配售电有限公司

Data processing method, data processing terminal, photovoltaic cloud server and system

The invention discloses a data processing method, a data processing terminal, a photovoltaic cloud server and a system, which are applied to the data processing terminal, the method comprises the following steps: collecting operation data of a photovoltaic power station; transmitting the operation data to a photovoltaic cloud server so that the photovoltaic cloud server generates a photovoltaic power station operation and maintenance instruction according to the operation data; receiving the photovoltaic power station operation and maintenance instruction from the photovoltaic cloud server; and according to the photovoltaic power station operation and maintenance instruction, generating operation and maintenance operation data corresponding to the photovoltaic power station operation and maintenance instruction, and transmitting the operation and maintenance operation data to a photovoltaic power station. The data processing terminal collects the operation data of the photovoltaic power station, transmits the operation data to the photovoltaic cloud server, receives the operation and maintenance instruction of the photovoltaic power station from the photovoltaic cloud server, generates operation and maintenance operation data according to the operation and maintenance instruction of the photovoltaic power station, and transmits the operation and maintenance operation data to the photovoltaic power station. Therefore, intelligent operation of operation and maintenance of the photovoltaic power station is realized through the data processing terminal and the photovoltaic cloud server.
Owner:STATE GRID CORP OF CHINA +2

Intelligent operation and maintenance method for photovoltaic power generation system

The invention discloses an intelligent operation and maintenance method for a photovoltaic power generation system. The method comprises steps that photovoltaic module electronic equipment is used forcollecting generating capacity data of a photovoltaic assembly and receiving the generating capacity data sent by a communicator connected with the photovoltaic module electronic equipment, and the photovoltaic module electronic equipment comprises any one or a combination of any more of a micro inverter, an optimizer, a turn-off device and a monitor; the power generating capacity data is analyzed, and a photovoltaic power generation system with abnormal power generating capacity data is screened out; the screened generating capacity data of the photovoltaic power generation system is diagnosed, and the abnormal condition of the photovoltaic power generation system is determined; an operation and maintenance work order corresponding to the abnormal condition is generated, and the operation and maintenance work order is assigned to a client so that the client overhauls the photovoltaic power generation system according to the operation and maintenance work order. The method is advantaged in that intelligent and automatic operation and maintenance of the photovoltaic power generation system are realized, so operation and maintenance efficiency of the photovoltaic power generation system can be improved, and operation and maintenance cost of the photovoltaic power generation system is reduced.
Owner:ALTENERGY POWER SYST

Urban underground comprehensive pipe gallery abnormal event early warning method

The invention discloses an abnormal event early warning method for an urban underground comprehensive pipe gallery. The method comprises the following steps: acquiring target attribute data through pipe gallery sensing equipment; performing data-level fusion on the data of the homogeneous data sensor by using Kalman filtering; the future pipe gallery data is predicted through an improved and trained TS-Transform model by means of the result of the data level fusion; using a D-S evidence theory to perform decision-level fusion on a data-level fusion result and predicted data; and real-time detection and early warning analysis are realized in parallel by utilizing a decision-making level fusion result. The proposed secondary data fusion model can effectively reduce the redundancy and uncertainty of the pipe gallery data; the provided prediction model solves the problem that a traditional RNN-based time sequence prediction model cannot be trained in parallel and is difficult to process long-term time dependence. According to the abnormal event early warning method, whether the abnormal event occurs in the pipe gallery or not can be detected in real time, possible accidents can be warned in advance, the major accident risk of the pipe gallery is effectively reduced, and economic losses are reduced.
Owner:NANJING UNIV OF POSTS & TELECOMM +1

BIM-based building full life cycle dynamic intelligent management system and method

The invention discloses a BIM-based building full-life-cycle dynamic intelligent management system and method. The BIM-based building full-life-cycle dynamic intelligent management system comprises a decision module, a management module, an operation module, an operation and maintenance module and a cloud platform module; the system also comprises an offline decision module and an online updating module. The offline decision module comprises a first cache module and a second cache module, the first cache module is arranged between the decision module and the management module, and the second cache module is arranged between the management module and the operation module. And the online updating module is arranged between the decision module and the cloud platform module. The off-line decision module is an expert database which is preset in a software platform of the cloud platform module. According to the invention, based on the characteristics of planning, design, construction, operation and maintenance links and the like of the whole life cycle of the building, the BIM technology, the Internet of Things, cloud computing and the like are integrated to realize the digital intercommunication of the whole life cycle of the building and the dynamic intelligent management of the process, the integrated collaborative management of the project is realized, and the operation and maintenance cost is reduced.
Owner:CCCC FOURTH HIGHWAY ENG

Optical cable operation situation intelligent evaluation system

ActiveCN110728383ASolve the disadvantages of the operation situation assessment methodAccurate assessmentData processing applicationsElectromagnetic transmissionResource Management SystemData aggregator
The invention belongs to the technical field of electric power communication optical cable operation and maintenance, and discloses an optical cable operation situation intelligent evaluation system.The system comprises an optical fiber intelligent test terminal; a mobile work terminal; a professional transmission equipment network management system; and a communication resource management systemserver. Intelligent evaluation of the optical cable operation situation of the tested optical cable is completed by utilizing spare fiber core situation evaluation, real-time service fiber core situation evaluation and optical cable operation situation data aggregation processing. The defects of a traditional optical cable operation situation evaluation mode can be effectively overcome, accurateevaluation of the optical cable operation situation is achieved, and the intelligent, lean and digital level of operation and maintenance management is improved. Operation and maintenance data can beintelligently analyzed rapidly, and the accuracy and real-time performance of optical cable operation situation evaluation are enhanced. Safe and reliable operation of the communication optical cablecan be ensured, a more intelligent and lean operation and maintenance management mode is provided, construction of an intelligent operation and maintenance system is promoted, and intelligent operation and maintenance of equipment is realized.
Owner:STATE GRID SHANDONG ELECTRIC POWER COMPANY WEIFANG POWER SUPPLY +1

Intelligent operation and maintenance terminal for video and environment monitoring station end system of transformer substation

The invention discloses an intelligent operation and maintenance terminal of a transformer substation video and environment monitoring station end system, which is provided with a transformer substation video monitoring system, a comprehensive data network, a transformer substation operation and maintenance terminal, an intelligent electric box control system and an intelligent platform, the integrated data network performs data transmission; the substation operation and maintenance terminal carries out station-end network diagnosis, station-end data flow monitoring, station-end equipment operation monitoring, network management direct-current power supply monitoring, video image abnormity diagnosis and RPU video integrity diagnosis; the intelligent electric box control system controls the restart of the transformer substation video monitoring system; the intelligent platform displays the processing data of the substation operation and maintenance terminal and collects the operation and maintenance condition of the intelligent electric box control system. Real-time monitoring and intelligent operation and maintenance of the transformer substation video monitoring system are realized, the stability of the transformer substation video monitoring system is improved, the skill requirements of maintenance personnel are reduced, the power transformation video maintenance efficiency is improved, and the operation and maintenance investment is reduced.
Owner:GUANGDONG POWER GRID CO LTD DONGGUAN POWER SUPPLY BUREAU

Wind turbine generator blade imbalance fault monitoring method based on vehicle-mounted device

The invention belongs to a blade unbalance fault monitoring method, and aims to solve the technical problems that a vibration sensor needs to be installed for collection of vibration signals during blade unbalance fault monitoring at present, and time and labor are consumed due to the fact that an existing blade balance monitoring method needs to carry out manual monitoring and manual adjustment on the basis of a large amount of manual labor. According to the wind turbine generator blade unbalance fault monitoring method based on the vehicle-mounted device, the vehicle-mounted device serves as a platform, vehicle-mounted automatic inspection and fan maintenance are achieved, the deep learning technology serves as basic technical support, and video data collected by the vehicle-mounted device are correspondingly monitored and processed. A wind turbine generator blade unbalance fault monitoring method is researched, adjustment parameters of a fan are analyzed and given, the parameters can be issued to a fan console, the balance angle of the blade is corrected, and intelligent operation and maintenance of a fan field are achieved. The vehicle-mounted device is used for carrying out itinerant monitoring on numerous fans, and the defect that a traditional manual monitoring method is time-consuming and labor-consuming is avoided.
Owner:XIAN XIANGXUN TECH

Magnetic levitation track state comprehensive detection device

PendingCN111232018ARapid and comprehensive detectionAdapt to surface changesRailway signalling and safetyRailway auxillary equipmentSuspension (vehicle)Laser detection
The invention discloses a magnetic levitation track state comprehensive detection device, and belongs to the field of track measurement. The device comprises a vehicle body connecting seat arranged above a magnetic suspension track, a tool frame arranged on the bottom side of the vehicle body connecting seat and located between the vehicle body connecting seat and the magnetic suspension track, and a measuring set arranged on the tool frame. The measuring set comprises an F rail profile measuring sensor arranged on the tool frame and located over the F rail, a vehicle body posture measuring sensor arranged on the tool frame and located below the vehicle body connecting base, and a plurality of sleeper irregularity measuring sensors arranged on the tool frame and located above the sleepers.According to the invention, the function of quickly and comprehensively detecting the magnetic levitation track and the auxiliary power supply facilities is realized, and meanwhile, the digital laserdetection technology and equipment with accuracy, reliability, safety and high efficiency are adopted, so that the system has the advantages of high accuracy, high reliability, interference resistance, all-weather operation and the like.
Owner:成都华瑞智创轨道交通科技有限公司

AIOps intelligent operation and maintenance system based on artificial intelligence technology

PendingCN114139747ARealize centralized operation and maintenance managementRealize shared reuseCharacter and pattern recognitionMachine learningMultiplexingEngineering
The invention provides an AIOps intelligent operation and maintenance system based on an artificial intelligence technology. The AIOps intelligent operation and maintenance system comprises an AIOps intelligent operation and maintenance center system, a data middle station system, an AI middle station system, a technology middle station system, a service middle station system and a service application system. The intelligent operation and maintenance center system additionally comprises a system health degree scoring module, a root cause analysis module, a fault prediction module, a capacity evaluation module and an intelligent alarm convergence and noise reduction module. Monitoring operation and maintenance of'one center and four middle stations' and five-layer architecture are switched on, log, monitoring, performance and other data related to operation and maintenance are collected in various forms, operation and maintenance interfaces of a front stage, a middle stage and a back stage are switched on, and centralized management of operation and maintenance of a unified portal is achieved; tenant mode docking capability with group unified AI is reasonably constructed, an AI model and algorithm are reasonably introduced, computing resources are combined with local operation and maintenance data, an AIOps scene model and a centralized AI platform are carried out to complete training framework and standard compatibility, and sharing and multiplexing of model services are achieved.
Owner:STATE GRID HEBEI ELECTRIC POWER CO LTD +1

On-line monitoring device for power transmission line wire connection point temperature

The invention discloses an on-line monitoring device for a power transmission line wire connection point temperature. The device comprises a temperature monitoring module and a signal transmission base station. A battery and a wireless transmission chip are fixedly connected to the interior of a shell; a thermistor sensor is fixedly connected with the shell and extends to the outer surface of theshell from the inside; the outer side of the shell is sleeved with a silica gel sleeve; a ribbon is arranged on the silica gel sleeve; the thermistor sensor is electrically connected with the wirelesstransmission chip; the battery is electrically connected with the thermistor sensor and the wireless transmission chip respectively; the wireless transmission chip is wirelessly connected with the signal transmission base station; the signal transmission base station is wirelessly connected with a cloud server; and the cloud server is wirelessly connected with a terminal. The device has the beneficial effects that the reliability of the device is improved; the temperature can be monitored online for 24 hours and the heating hidden danger of the device can be found in time; the practicabilityis high, the personnel cost, the time cost and the equipment cost are saved; the labor intensity of operation and maintenance personnel is greatly reduced; and the working efficiency is improved.
Owner:ZHONGWEI POWER SUPPLY COMPANY OF STATE GRID NINGXIA ELECTRIC POWER

Intelligent operation and maintenance system for BIPV roof photovoltaic power station

The invention discloses an intelligent operation and maintenance system for a BIPV roof photovoltaic power station. The system monitoring subsystem comprises: a system monitoring subsystem, the monitoring camera carries out full-area real-time video monitoring on the photovoltaic roof. The local monitoring computer locally checks, stores and processes monitoring data of the roof photovoltaic powerstation in real time, the communication management machine manages interaction and transmission of various monitoring data of the roof photovoltaic power station, and the remote monitoring mobile phone remotely checks, stores and processes various monitoring data of the roof photovoltaic power station in real time. The fault detection subsystem comprises a detection unmanned aerial vehicle and isused for carrying out conventional inspection and fixed-point detection of a specified area on the photovoltaic roof assembly so as to automatically identify and position faults of the assembly; andthe roof cleaning subsystem comprises an intelligent cleaning machine and a charging bin, the intelligent cleaning machine is used for carrying out conventional cleaning on the photovoltaic roof assembly and carrying out fixed-point cleaning and recycling on general shelters, and the charging bin is a storage place of the intelligent cleaning machine and is used for charging and protecting the intelligent cleaning machine.
Owner:SHANGHAI NENGHUI TECH CO LTD

Beidou cloud platform system for power operation maintenance based on Internet of Things

The invention discloses a Beidou cloud platform system for power operation and maintenance based on the Internet of Things, relates to the field of power operation and maintenance platforms, and solves the problem that an existing device is inconvenient to carry out centralized management on various data acquisition structures. A Beidou cloud platform system based on the Internet of Things and used for power operation maintenance comprises a power distribution room, four supporting input structures are arranged at the four corners in the power distribution room, and each supporting input structure comprises a double-layer clamping plate; after the inner sliding double-plate is connected to the inner side of the top of the double-layer clamping plate in a sleeving mode, the height of the inner sliding double-plate can be limited through the sliding fixing structure, and the interior of the power distribution room can be supported and reinforced while height limiting is achieved; and various monitoring devices are vertically arranged in the welding supporting box on the inner side of the supporting input structure, and through integrated assembly, the power distribution equipment and the equipment working environment can be monitored conveniently, and centralized management of the various monitoring devices is facilitated.
Owner:河南北斗电气设备有限公司

Intelligent operation and maintenance system of video monitoring box

The invention discloses an intelligent operation and maintenance system of a video monitoring box. The intelligent operation and maintenance system comprises a monitoring box state intelligent maintenance terminal and an Internet-of-Things platform, the monitoring box state intelligent maintenance terminal is connected with the Internet-of-Things platform; the monitoring box state intelligent maintenance terminal comprises a core controller and a communication module, and the core controller is connected with the video monitoring box; and the core controller is used for detecting the working state of the video monitoring box, judging whether the video monitoring box breaks down or not and sending the working state of the video monitoring box to the Internet-of-Things platform through the communication module. According to the method, the working state of the video monitoring box can be detected through the monitoring box state intelligent maintenance terminal, and the fault is reported to the Internet-of-Things platform when the video monitoring box sends the fault, so that intelligent operation and maintenance of the video monitoring box are realized, fault information can be accurately positioned, the labor cost is saved, the repair time is shortened, and the urban management level is improved.
Owner:JIANGSU UNIV OF TECH

Air sterilization and purification device and application thereof

The invention provides an air sterilization and purification device and application thereof. The air sterilization and purification device comprises a first sterilization and purification unit, a second sterilization and purification unit and a third sterilization and purification unit, and the first sterilization and purification unit is connected to the third sterilization and purification unitthrough the second sterilization and purification unit; the first sterilization and purification unit and the third sterilization and purification unit conduct sterilization with different effects onan exhaust system and an air return system by changing the wavelength of short-wave ultraviolet rays; and the second sterilization and purification unit t conduct sterilization by destroying chromosomes. The device solves problems that: polluted air in a building is mixed with each other through an air-conditioning ventilation system and spreads through air pipelines connected to rooms in all areas, and cross infection is caused. Meanwhile, the device solves the problem that: the polluted air is gathered due to the fact that the polluted air in the building is intensively exhausted outdoors through exhaust pipelines of the ventilation system, and the surrounding air environment of the building is polluted.
Owner:BEIJING XINGHANG MECHANICAL ELECTRICAL EQUIP +1

railway power supply equipment state abnormity alarm realization method based on deep learning LSTM (Long Short Term Memory)

The invention provides a railway power supply equipment state abnormity alarm realization method based on deep learning LSTM. The method comprises the following steps: 1, presetting a power supply equipment detection sensor, building a time sequence, and obtaining an experiment data set corresponding to each time step under the time sequence and aiming at the power supply equipment; 2, carrying out descrambling on the experimental data to obtain training data beneficial to evolutionary characteristics; 3, constructing an LSTM network model, inputting the training data as training feature information into the LSTM network model, and training to obtain a training model; and 4, carrying out model prediction on the training model, measuring the deviation of a model prediction value, and visualizing a prediction result based on a histogram. A deep network architecture is adopted for the long-short-term memory network, so that fault features can be automatically recognized from various sensor information of the transformer, the evolution trend of faults can be predicted, and the technical guarantee is provided for intelligent operation and maintenance of the transformer.
Owner:NANJING HENGXING AUTOMATION EQUIP

An intelligent operation and maintenance terminal for substation video and environmental monitoring station end system

The invention discloses an intelligent operation and maintenance terminal for a substation video and environmental monitoring station end system, which is equipped with a substation video monitoring system, an integrated data network, a substation operation and maintenance terminal, an intelligent electric box control system, and an intelligent platform. The substation video monitoring system can monitor the substation Video surveillance; integrated data network for data transmission; substation operation and maintenance terminals for station-side network diagnosis, station-side data flow monitoring, station-side equipment operation monitoring, network management DC power monitoring, video image abnormality diagnosis, and RPU video integrity diagnosis; The box control system controls the restart of the substation video monitoring system; the intelligent platform displays the processing data of the substation operation and maintenance terminal and collects the operation and maintenance status of the intelligent electric box control system. The invention realizes real-time monitoring and intelligent operation and maintenance of the substation video monitoring system, improves the stability of the substation video monitoring system, reduces the skill requirements of maintenance personnel, improves the substation video maintenance efficiency, and reduces operation and maintenance investment.
Owner:GUANGDONG POWER GRID CO LTD DONGGUAN POWER SUPPLY BUREAU

A kind of air sterilization and purification device and its application

The present invention provides an air sterilization and purification device and an application thereof. The air sterilization and purification device includes a first sterilization and purification unit, a second sterilization and purification unit and a third sterilization and purification unit. The purification unit is connected to the third sterilization and purification unit; the first sterilization and purification unit and the third sterilization and purification unit both carry out sterilization with different effects in the exhaust system and the return air system by changing the wavelength of short-wave ultraviolet rays; the second sterilization and purification unit passes By destroying chromosomes for sterilization, the invention solves the problem of cross-infection caused by the air ducts connecting the rooms in various areas after the polluted air in the building is mixed with each other through the air-conditioning ventilation system, and at the same time, it can also solve the problem of cross-infection. The polluted air is concentrated and discharged to the outdoors through the exhaust ducts of the ventilation system, causing the pollution of the air environment around the building.
Owner:BEIJING XINGHANG MECHANICAL ELECTRICAL EQUIP +1
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