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52results about How to "Real-time grasp of operation status" patented technology

Electric power information communication scheduling and monitoring platform

The invention relates to an electric power information communication scheduling and monitoring platform which sequentially comprises a data acquisition analysis processing layer, a cooperation scheduling layer and an application display layer in the sequence from the lower layer to the upper layer. The data acquisition analysis processing layer collects operating state conditions, resource allocation data, asset data and safety data of all electric power system IT resource objects through all data acquisition modules according to a management strategy, classifies the data and transmits the data to the cooperation scheduling layer through data buses corresponding to all data types. The data acquisition analysis processing layer uploads the analyzed data to the cooperation scheduling layer, and the data are monitored through an operating monitoring module to find faults and automatically-given alarms or fault declaration and service requirements from clients to update the corresponding modules. The application display layer builds a unified image platform to enable the data of the cooperation scheduling layer and the data acquisition analysis processing layer to be displayed in an imaging mode. According to the electric power information communication scheduling and monitoring platform, real-time management and real-time monitoring on the IT resources are achieved, and the operating conditions are mastered in real time.
Owner:STATE GRID LIAONING ELECTRIC POWER RES INST

Environmental-protection monitoring platform

An environmental-protection monitoring platform comprises an abnormity alarm system, an analysis and diagnosis system and an environmental-protection basic management system. The abnormity alarm system, the analysis and diagnosis system and the environmental-protection basic management system are respectively displayed via an abnormity alarm screen, an analysis and diagnosis screen and an environmental-protection basic management screen. Compared with the prior art, the environmental-protection monitoring platform has the advantages that the operational states of environmental-protection facilities can be mastered in real time and diagnosed remotely, the health conditions of the environmental-protection facilities can be analyzed and predicted dynamically, and thus, the environmental-protection facilities can operate safely and stably, and pollutants are discharged up to the standard.
Owner:HUADIAN POWER INTERNATIONAL CORPORATION LTD

Edge-cloud collaborative user load prediction control and transaction system and implementation method thereof

The invention discloses an edge-cloud collaborative user load prediction control and transaction system and an implementation method thereof; the edge-cloud collaborative user load prediction controland transaction system comprises a cloud, an edge and a client, and the edge comprises a block chain metering communication settlement terminal, a programmable block chain gateway, a terminal controlmodule and a terminal metering module; the cloud comprises a communication and data interface module, a database module, a data center module, a prediction module, a scheduling response module, a coordination control module, a transaction module and an automatic settlement module; the Client comprises an intelligent terminal module. Interaction with the dispatching module on the power grid side and the electricity market transaction module on the transaction side can be achieved, power grid dispatching instruction response and electricity market transaction are supported, and the power grid issupported to master the accurate user system energy consumption condition. By converting a user system into predictable and controllable resources, power grid dispatching and user instructions can beaccurately and automatically responded. And the edge side block chain records the charging period to guarantee data security, and the smart contract transaction automation is realized.
Owner:GUANGDONG MINGYANG WIND POWER IND GRP CO LTD

Method for evaluating output characteristic of wind power plant

The invention relates to a method for evaluating the output characteristic of a wind power plant, and the method comprises the steps: selecting a reference unit in the wind power plant, and measuring the wind power data of a cabinet front of the reference unit through a laser radar; collecting the operation data of the reference unit, and carrying out the time synchronization of the above two pieces of data; calibrating the landform of a place where a reference unit is located through a computational fluid mechanics calculation method, and correcting the wind power data according to a calibration result; obtaining a wind speed distribution probability density function following a three-parameter Weibull distribution through the corrected wind power data; calibrating an anemorumbometer of a tested unit; building an extrapolation function of other units and the tested unit; building a cabin front wind resource distribution database of each unit arrangement place of the wind power plant; importing the database into a wind power evaluation system database; and evaluating the output characteristics of each unit or the whole wind power plant. According to the embodiment of the invention, the operation conditions of the unit can be mastered and evaluated in real time, and the method can provide reliable wind power plant information for power scheduling, and is high in practicality.
Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST

Method for network structure monitoring and boundary inspection

InactiveCN102170372ATimely discovery of illegal private connection to dual networksReal-time grasp of operation statusData switching networksDual networkNetwork structure
The prior art has the problems of being incapable of monitoring the running state of a network comprehensively and accurately, understanding the change of the network structurization, and grasping the access condition on the network boundary. A method for network structure monitoring and boundary inspection provided by the invention mainly solves the problems of the prior art. The specific method for network structure monitoring and boundary inspection is carried out by the following steps of network structure dynamic scan; network boundary safety inspection; network structure updating and storage, and network structure hierarchical revelation. The method for network structure monitoring and boundary inspection collectively reveals the basic information of a network device, can carry out a real-time network scan, collects the state data and makes a hierarchically revelation on a network structure view; completes the identity type identification of a network device and an access terminal in order to confirm the network boundary; emphatically monitors a boundary device so as to timely find a violated private dual network connection happened on the network boundary, and monitors the access state of the terminal under the static norm.
Owner:CHANGAN UNIV

Intelligent management system and method for scientific exercise gymnasium based on Internet of Things

The invention provides an intelligent management system for a scientific exercise gymnasium based on the Internet of Things. The intelligent management system is characterized in that fitness cloud server system operation software, management software, database software and data interface software are arranged in a fitness cloud server. The fitness cloud server is connected with the health cloud server, the gymnasium management end computer, the intelligent entrance guard of the gymnasium store, the intelligent fitness equipment in the gymnasium store and the WeChat cloud server through data interface software and Internet. The WeChat cloud server is connected with WeChat official account software on an enterprise member mobile phone of the system through the Internet. The invention further provides an intelligent management method for the scientific exercise gymnasium based on the Internet of Things. Management personnel of the gymnasium can be reduced, the operation cost is reduced,and the movement effect of members is improved.
Owner:SHUHUA SPORT CO LTD

Information playing management system and method

The invention relates to an information playing management system and an information playing management method. The system comprises a management host, a plurality of remote players and a server, wherein the remote player comprises a display screen; the server is provided with a memory for storing a program database; the management host, the server and the plurality of remote players are in communication connection by a public network; the management host is provided with a program broadcasting plan edition module and a play list generation module; the program broadcasting plan edition module is used for making a program broadcasting plan according to a received external instruction, and transmitting the program broadcasting plan to the server; the play list generation module is used for generating a play list based on the program broadcasting plan, and transmitting the play list to the remote players; and the server simultaneously transmits program data to the remote players. By the system and the method, remote unified networking management can be performed on the remote players by the public network with low management cost. In addition, scheduling and broadcasting can be conveniently and flexibly realized to further realize intelligent management, and difficulties in information playing management are reduced.
Owner:深圳赢众传媒有限公司

Suppression device for direct-current biasing current of transformer and control method

The invention discloses a suppression device for direct-current biasing current of a transformer and a control method. The device comprises a nonlinear positive temperature coefficient (PTC) thermistor, a zinc oxide resistor, controlled-clearance dual-ball electrodes, a current sensor, a voltage sensor, a digital monitor and a remote monitoring system, wherein the zinc oxide resistor is connected with the nonlinear PTC thermistor in parallel and is used for protecting the nonlinear PTC thermistor and preventing over-high voltage of a neutral point of the transformer; and the distance between the controlled-clearance dual-ball electrodes can be adjusted and set according to the requirements. The suppression device is simple in structure, small in size, convenient to install and relatively low in fund input; control equipment is not needed; the grounding mode when the transformer normally runs is not changed; the control method for the device has the characteristic of being simple to operate, and essentially has no influence on circuit protection; and the short circuit current of the circuit can be effectively reduced.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD

Electronic temperature controller of transformer

The invention relates to an electronic temperature controller of a transformer, comprising a man-machine interactive board and a measurement and control circuit board, wherein the man-machine interactive board is provided with an operation keyboard and a display, the measurement and control circuit board comprises a cooling fan control circuit, a temperature control man-machine interface circuit, a microprocessor system, a temperature controller power circuit, a transformer temperature acquisition circuit, a serial communication interface circuit, a cooling fan overload / phase failure detection circuit and a cooling fan phase failure protection circuit; the input end of the cooling fan phase failure protection circuit is connected with the microprocessor system, and the output end is connected with a three-phase cooling fan; the cooling fan overload / phase failure detection circuit is connected with the microprocessor system; and the input end of the cooling fan overload / phase failure detection circuit is connected with the three-phase cooling fan, and the output end thereof is connected with a cooling fan overload / phase failure alarming circuit and equipment. The electronic temperature controller has the beneficial effects of integrating temperature acquisition and measurement of the temperature controller, fan control, fan overload / phase failure detection, phase failure protection, power failure alarm and other functions, and having low cost and high reliability.
Owner:SHANDONG DACHI ELECTRIC

Charging and discharging control method and system for electric vehicle

The invention provides a charging and discharging control method and system for an electric vehicle. The charging and discharging control method for an electric vehicle includes the steps: based on abattery state information stored in advance, making a battery charging and discharging scheme; according to the determined battery charging and discharging scheme, controlling the charging and discharging operation of the electric vehicle; and storing the state information of the battery after charging and discharging. The scheme can realize decentralized recording and management of battery life cycle state information of the electric vehicle, can help users to grasp the battery operation situation in real time, can reasonably select a charging and discharging mode, can improve comprehensive use efficiency of the battery, and can give full play to the maximum value of the battery.
Owner:STATE GRID ELECTRIC VEHICLE SERVICE CO LTD +2

Railway passenger station device state monitoring method

ActiveCN107360143ATwo-level information synchronizationInformation synchronizationTransmissionQuality of serviceTransmission protocol
The invention discloses a railway passenger station device state monitoring method. Through monitoring operation states of devices, the railway passenger station device state monitoring method can improve service life of devices, reduces device maintenance staff, reduces operation and maintenance time, reduces the maintenance cost, improves passenger transport efficiency and a management level of devices and improves service quality of the passenger station. The railway passenger station device state monitoring method comprises steps of S1 formulating an interface protocol and a standard for device monitoring, clearly defining a data format, a content and a frequency content and collecting device monitoring information, S2, adopting an SFTP transmission protocol, realizing a passenger transport station-railway administration- China Railway Engineering Corporation three-level transmission of device monitoring information, wherein a cross-network information interaction is performed on the China Railway Engineering Corporation level, S3, receiving, cleaning and filtering device monitoring information on the China Railway Engineering Corporation level and importing information into a database in real time, S4, adopting a JWMQ message-oriented middleware to realize two-level information synchronization of the database, wherein the two levels include the railway administration level and the China Railway Engineering Corporation level and S5 displaying device monitoring information on an operation terminal.
Owner:INST OF COMPUTING TECH CHINA ACAD OF RAILWAY SCI +2

Big data-based substation equipment intelligent management system and method

The invention relates to a big data-based substation equipment intelligent management system, which comprises an equipment operation state acquisition module, an equipment operation environment acquisition module, a timing verification module, a server module, a data screening backup module, a monitoring module, an alarm module and an operation and maintenance terminal, the equipment operation state acquisition module, the equipment operation environment acquisition module, the timing verification module, the monitoring module, the alarm module and the operation and maintenance terminal are all in communication connection with the server module; the timing verification module comprises a timing controller, a running state verification unit and a running environment verification unit; the data screening and backup module comprises a screening module, a cache database and a backup database. According to the invention, the device operation state and the operation environment are accurately monitored, the fault information is timely alarmed, and the storage space occupied by the monitoring data is reduced.
Owner:沈强

Shared equipment operation monitoring method and device, server and storage medium

The invention provides a shared equipment operation monitoring method and device, a server and a storage medium. The method comprises the steps: obtaining device operation information transmitted by ashared device, and querying a bound administrator account according to a device identification in the device operation information; and if the administrator account is queried, writing the equipmentoperation information into an operation log of the administrator account, so as to enable a client logging in the administrator account to access the operation log to obtain the equipment operation information of the shared equipment. Therefore, according to the obtained equipment operation information of the shared equipment, the server inquires the bound administrator account according to the equipment identifier, and the equipment operation information is written into the operation log of the administrator account, so that an operator can inquire the operation condition of the shared equipment by logging in the administrator account, and the purpose of monitoring the operation condition of the shared equipment in real time by the operator is achieved.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1

Information collecting equipment, system and method for urban rail vehicle

The invention provides information collecting equipment, system and method for an urban rail vehicle. Vehicle-mounted equipment of the urban rail vehicle comprises a vehicle-mounted event recorder for recording operation information of the urban rail vehicle, and a wireless sender for coding the operation information and wirelessly sending the operation information, wherein the wireless sender is connected with the vehicle-mounted event recorder. The equipment provided by the invention for collecting the operation information of the urban rail vehicle is simple to operate and high in efficiency, and the operating condition of the urban rail vehicle can be mastered in real time.
Owner:CRRC DALIAN R & D CO LTD

Grid-connected inversion control device and grid-connected power generation system

The invention discloses a grid-connected inversion control device. The grid-connected inversion control device comprises an inversion module, a control module, an input end and an AC output end, wherein the control module comprises a DC convergence unit and an AC power distribution unit, the inversion module is electrically connected with a DC input end through the DC convergence unit and electrically connected with an AC output end through the AC power distribution unit, the DC convergence unit is used for converging and transmitting direct current input from the DC input end to the inversion module, the inversion module is used for converting the direct current transmitted from the DC input end to alternating current, the AC power distribution unit is used for transmitting the alternating current after conversion of the inversion module to the AC output end, and the inversion module and the control module are of an integrated structure. With the above grid-connected inversion control device, the power efficiency of a grid-connected power generation system can be improved. The invention also discloses the grid-connected power generation system.
Owner:BAODING YINGLI DISTRIBUTED ENERGY CO LTD

Digital air conditioner water system and digital air conditioner water evaluation method

The invention belongs to the technical field of air conditioner ventilation energy conservation, and particularly provides a digital air conditioner water system and a digital air conditioner water evaluation method. The digital air conditioner water system comprises a water chilling unit, a chilled water pump and a pipeline, and further comprises an energy regulating valve, a temperature sensor,a flow sensor, a cloud platform server and a monitoring platform. Information data of flow, water supply temperature, water return temperature, temperature difference and cooling capacity of the pipeline and information data of water supply temperature, water return temperature and total flow of chilled water are analyzed, operation data are monitored and accumulated in real time, a database is upgraded, operation curves of all devices are generated, and a preset evaluation strategy is used in combination so that online evaluation and condition diagnosis can be carried out on the running stateof an air conditioner chilled water system. Digitization, precision, networking and cloud of the air conditioner chilled water system are realized; a foundation is laid for a digital air conditioningsystem; and the digital air conditioner water system and the digital air conditioner water evaluation method can be popularized, referred and applied in the design of a central air conditioner chilled water system.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Middleware monitoring system

The invention provides a middleware monitoring system. The middleware monitoring system comprises a test application state monitoring module, a test object monitoring module and a monitoring interface module; the test application state monitoring module monitors operation states of test objects in a test domain through interactive management of a middleware system to obtain state information; the test object monitoring module comprises a test object static information monitoring module and a test object dynamic information monitoring module, and the test object static information monitoring module obtains static information of the test objects by analyzing XML configuration files which are configured in advance; the test object dynamic information monitoring module obtains dynamic information of the test objects through a middleware port; the monitoring interface module displays the state information, the static information and the dynamic information of the test objects. The middleware monitoring system achieves real-time monitoring of the static information and the dynamic information of the test objects, properties and the state information of the test objects in the test domain can be obtained in real time, and operation efficiency of the middleware system is improved.
Owner:CHINA ACAD OF LAUNCH VEHICLE TECH

Elevator safety monitoring system

The invention provides an elevator safety monitoring system. The elevator safety monitoring system comprises a two-dimensional code, a detection terminal, a control terminal, a gateway and a remote monitoring center. The detection terminal comprises a gravity sensor, a monitoring unit, a temperature sensor and a smoke sensor. The control terminal comprises a controller and further comprises a power source, an interface module, a wireless transmission module, an audio and video communicator, an alarm module and a lighting device, all of which are electrically connected with the controller. The detection terminal is electrically connected with the control terminal. The gateway comprises a wires transmission module. The control terminal and the remote monitoring center conduct data transmission through the gateway. The remote monitoring center comprises a host and a server, and a client side is further included and communicates with the server. The detection terminal in an elevator car is utilized for collecting environment parameters in an elevator in real time, and WeChat software in the client side is used for scanning and recognizing the two-dimensional code on the elevator so that the running situation and the maintaining situation of the elevator can be grasped in real time.
Owner:天津润广科技有限公司

Medical equipment remote monitoring system

The invention relates to the technical field of remote monitoring, and particularly relates to a medical equipment remote monitoring system which mainly comprises a master control system module, a sensor module, an RFID tag module, a movement control module, a first wireless transmission module, a second wireless transmission module, a server and a mobile phone terminal. The sensor module transmits the acquired medical equipment state information to the master control system module. The RFID tag module transmits the acquired medical equipment consumable information to the master control system module. The master control system module is respectively connected with the movement control module and the first wireless transmission module. The movement control module controls medical equipment. The server is connected with the second wireless transmission module which is respectively connected with the first wireless transmission module and the mobile phone terminal in a wireless communication way.
Owner:GUANGDONG POLYTECHNIC NORMAL UNIV

Online train operation and maintenance method for subway signal

The invention discloses an intelligent train operation and maintenance method for a subway signal. A train data downloading tool is used for downloading train operation data to a local data storage server, intelligent statistical analysis software is used for generating agreed chart information, and the agreed chart information is transferred to a statistical result sending server and sent to a designated handheld terminal through 5G wireless network communication, so the function of online statistical analysis of the train operation data is achieved. The intelligent operation and maintenancemethod is introduced to assist and even partially replace artificial decision to improve the operation and maintenance quality and efficiency, so that the difficult challenge faced by the traditionaloperation and maintenance mode is solved, and the operation and maintenance personnel do not focus on the service operation state, explore the operation and maintenance requirements, define and realize the operation and maintenance scene and enrich the breadth and depth of intelligent operation and maintenance by taking fault discovery and fault solving as target guidance.
Owner:NANJING NRIET IND CORP

Data information acquisition method, device and system of fire-fighting emergency lighting and evacuation indication system

The embodiment of the invention provides a data information acquisition method, device and system of a fire-fighting emergency lighting and evacuation indication system and belongs to the technical field of fire fighting. The data information acquisition method, device and system are applied to the fire-fighting emergency lighting and evacuation indication system. Sensors are mounted on all components of the fire-fighting emergency lighting and evacuation indication system and are used for obtaining monitoring information of the fire-fighting emergency lighting and evacuation indication system; the monitoring information is collected to obtain collected monitoring data information; the collected monitoring data information is sent. The whole operation condition of the fire-fighting emergency lighting and evacuation indication system can be grasped in real time through the collected monitoring data information, and faults of the fire-fighting emergency lighting and evacuation indication system can be found in time, so that the more comprehensive monitoring on the fire-fighting emergency lighting and evacuation indication system is realized.
Owner:GUANGZHOU TAICHANG IND

Intelligent management system of steel rail welding production line and steel rail welding production line

The invention provides an intelligent management system of a steel rail welding production line and the steel rail welding production line. The whole-flow real-time monitoring, recording, analysis and management of a steel rail flash welding head production process are realized. The intelligent management system comprises a plurality of information acquisition devices for acquiring data; the plurality of station computers are used for receiving and processing the acquired data, transmitting the data to the server and controlling the operation of respective stations; the server is used for analyzing and storing the data and transmitting the specified data and / or an analysis result to a specified station; the PLC controllers of at least the welding station and the heat treatment station can transmit data to the server in real time for real-time analysis, at least the welding station is provided with a first limiting switch, when the first limiting switch detects that a steel rail reaches a designated position, the information is uploaded to the server, and the server sends the information to the PLC controllers of at least the welding station and the heat treatment station; and the roller line is controlled to stop running until the work of the welding machine is completed.
Owner:METALS & CHEM RES INST CHINA ACAD OF RAILWAY SCI +3

Cross-domain infrastructure safety pre-warning control system and cross-domain infrastructure safety early warning control method

The invention relates to the technical field of infrastructure maintenance, and aims to provide a cross-domain infrastructure safety early warning control system and a method thereof. The invention discloses a cross-domain infrastructure safety early warning control system. The system comprises a data acquisition module, a database module, a data display module, an analysis and evaluation module and an application and business support module. The cross-domain infrastructure safety early warning control method comprises the following steps that S1, the management terminal sends the detection data of the infrastructure to the data acquisition module, and after the data acquisition module acquires the detection data, the detection data are sent to the database module in a classified mode; S2,the database module stores the detection data in a classified manner; S3, the data display module extracts specified detection data and displays the specified detection data; and S4, the analysis andevaluation module extracts specified detection data and generates detection data evaluation information. According to the invention, real-time acquisition of detection data of each infrastructure canbe realized, and real-time display of the detection data can be realized.
Owner:宁波翌达科技有限公司

A transformer DC bias current suppression device and control method

The invention discloses a suppression device for direct-current biasing current of a transformer and a control method. The device comprises a nonlinear positive temperature coefficient (PTC) thermistor, a zinc oxide resistor, controlled-clearance dual-ball electrodes, a current sensor, a voltage sensor, a digital monitor and a remote monitoring system, wherein the zinc oxide resistor is connected with the nonlinear PTC thermistor in parallel and is used for protecting the nonlinear PTC thermistor and preventing over-high voltage of a neutral point of the transformer; and the distance between the controlled-clearance dual-ball electrodes can be adjusted and set according to the requirements. The suppression device is simple in structure, small in size, convenient to install and relatively low in fund input; control equipment is not needed; the grounding mode when the transformer normally runs is not changed; the control method for the device has the characteristic of being simple to operate, and essentially has no influence on circuit protection; and the short circuit current of the circuit can be effectively reduced.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD

An automatic inspection system and method based on intelligent rule matching

The invention provides an automatic routing inspection system and an automatic routing inspection method based on the intelligent rule matching. The system comprises a configuration reading module and a logic routing inspection module, wherein the configuration reading module is used for obtaining various kinds of configuration information in a computer, and the logic routing inspection module is used for carrying out automatic routing inspection on web application programs according to the read configuration information and further comprises a database routing inspection module, a log file routing inspection module and an application function routing inspection module. According to the method, the database program, log files and the web application program function in the computer are respectively subjected to routing inspection, the routing inspection results are obtained in real time, whether the application program generates abnormity or not is judged from the results, and when the abnormity is generated, the warning prompt is given out, so the application program routing inspection system and the application program routing inspection method with a better labor-saving effect and higher reliability can be provided for users.
Owner:QTONE EDUCATION GROUP (GUANGDONG) CO LTD

Master-slave control system and method used for parallel operation of APF/SVG

InactiveCN102231523BPowerful computingReal-time calculation of compensation current waveform dataFlexible AC transmissionActive power filteringFiberCompensation effect
The invention, which belongs to the power electronic control technology field, relates to a master-slave control system and a method used for a parallel operation of APF / SVG. The system comprises the following parts: a master controller, slave controllers and a plurality of voltage transformers and current transformers, wherein the voltage transformers and current transformers are arranged on a bus. Output terminals of the current transformers and the voltage transformers of a user terminal are connected with an analog quantity data interface of the master controller and are used for transmitting voltage and current information of the system; An output terminal of a total output current transformer is connected with the analog quantity data interface of the master controller and is used for transmitting output current information of the devices; a fiber interface of the master controller is connected with fiber interfaces of the slave controllers and is used for transmitting to-be compensated reactive and harmonic wave information; and the fiber interfaces of the salve controllers are connected with the fiber interface of the main controller and are used for transmitting information of operation states of the all slave controllers to realize closed-loop control. According to the invention, all parallel devices have good compensation effects and utilization rates of the devicesunder unified control of the master controller.
Owner:SIEYUAN QINGNENG ELECTRICAL & ELECTRONICS

A method for evaluating wind farm output characteristics

The invention relates to a method for evaluating the output characteristic of a wind power plant, and the method comprises the steps: selecting a reference unit in the wind power plant, and measuring the wind power data of a cabinet front of the reference unit through a laser radar; collecting the operation data of the reference unit, and carrying out the time synchronization of the above two pieces of data; calibrating the landform of a place where a reference unit is located through a computational fluid mechanics calculation method, and correcting the wind power data according to a calibration result; obtaining a wind speed distribution probability density function following a three-parameter Weibull distribution through the corrected wind power data; calibrating an anemorumbometer of a tested unit; building an extrapolation function of other units and the tested unit; building a cabin front wind resource distribution database of each unit arrangement place of the wind power plant; importing the database into a wind power evaluation system database; and evaluating the output characteristics of each unit or the whole wind power plant. According to the embodiment of the invention, the operation conditions of the unit can be mastered and evaluated in real time, and the method can provide reliable wind power plant information for power scheduling, and is high in practicality.
Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST

Intelligent safety monitoring system for substation

The invention discloses an intelligent safety monitoring system for a substation. The system comprises a display device, a management center server as well as a transformer monitoring device, a breaker monitoring device, a lightning arrester monitoring device, a door control security device, a monitoring system, a warning device, a field controller and a wireless communication device which are located on the monitoring field of the substation, wherein the transformer monitoring device, the breaker monitoring device, the lightning arrester monitoring device, the door control security device, the monitoring system, the warning device and the wireless communication device are connected with the field controller; the display device is connected with the management center server. According to the system, working states of a transformer, a breaker and a lightning arrester of the transformer are monitored online and pre-warned, so that fault information can be discovered early and processed timely, an operator masters equipment operating condition in real time, and the door control security device is arranged to perform identity recognition on people entering the substation and record in-out time.
Owner:四川蓉威计量检测有限公司

An intelligent fire hydrant and fire hydrant state monitoring system and method

The present invention provides an intelligent fire hydrant, a fire hydrant state monitoring system and a method. The intelligent fire hydrant includes a fixedly connected bolt body and a valve body, a plurality of sensors are fixedly arranged on the bolt body, and a solar power generation component is fixedly arranged on the valve body. The solar power generation components and all the sensors are electrically connected to a collector, and a protection mechanism for protecting the plug body is fixedly installed on the peripheral side of the plug body. The protection mechanism includes a plurality of protection tubes distributed along the circumferential direction of the plug body. There is a deformation monitoring mechanism for monitoring the deformation of the protection tube, and the deformation monitoring mechanism is electrically connected with the collector. The present invention can monitor the state of the fire water in the fire hydrant and the state of the protection tube in real time, so that the operation of the fire hydrant can be grasped in real time, and when the protection tube is deformed, the management personnel can be notified in time to arrive at the scene to maintain the fire hydrant, so as to avoid damage to the fire hydrant Cause fire water to be wasted.
Owner:FUJIAN MINSHAN FIRE PROTECTION CO LTD
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