31results about How to "Convenient remote maintenance" patented technology

The invention provides a monitoring method of a photovoltaic power generation system and a system thereof. The method comprises the classified collection, classified storage, service provision and classification application. The classified collection comprises the real-time data collection, periodic data collection and the event data acquisition of equipment in a system. According to the data, the provided service comprises state management, equipment control, exclusive management, alarm recognition, task management and log management. The operated application comprises operation monitoring, remote control, alarm notification, video surveillance, analysis and diagnosis, comprehensive inquiry, statistical reporting and equipment management. According to the monitoring method and the system, the real-time monitoring and control of the main equipment in a solar photovoltaic power station is carried out, the operation of the power station is rapidly grasped through various styles of charts and data, the completely reliable and stable operation of a solar photovoltaic power generation system is ensured through a user-friendly interface, powerful analysis functions and perfect fault alarm, and remote off-site maintenance and multi-people cooperation are facilitated to realize secondary configuration development.

The invention relates to a multiprotocol intelligent gateway based on narrowband Internet of Things, and an implementation method thereof. The multiprotocol intelligent gateway based on narrowband Internet of Things includes a low power consumption unit and a high performance unit, wherein the low power consumption unit includes a low power consumption controller, a solar cell panel, a power management module for managing the power supply mode and the cell state information, an NB-IOT module for receiving the information from a cloud server, a LoRa module for acquiring the field LoRa node information in a local LPWAN, and a signal acquisition conditioning module; the low power consumption controller is communicated with the power management module, the NB-IOT module and the LoRa module bidirectionally; and the high performance unit includes a high performance controller, an RS485 interface module for connecting RS485 nodes, a man-machine interface module for connecting a computer serial port or a serial port liquid crystal screen, a GPS interface module, a data memory module and an ethernet interface module. The multiprotocol intelligent gateway based on narrowband Internet of Things utilizes the mode of coordination of the low power consumption unit and the high performance unit, thus effectively solving the coordination problem of low power consumption and high performance under a plurality of application scenes.

The invention discloses a tool and a method for operation and maintenance of a distribution terminal. The operation and maintenance tool comprises an operation and maintenance host, a operation and maintenance server and a distribution terminal. The operation and maintenance server is installed on the distribution terminal; the operation and maintenance server comprises a safety verification unit, a communication unit and an interface unit; the operation and maintenance server is communicated with the distribution terminal through the interface unit and is communicated with the operation and maintenance host through the communication unit; the safety verification unit comprises a decrypted file safety verification module and an authority verification module; the decrypted file verification module is used for performing safety verification on the operation and maintenance host which request operation and maintenance, which effectively prevents malevolence operation and maintenance and dangers caused by misoperation, and guarantees the safety and reliability of the process of operation and maintenance.

The invention relates to a high-data-rate transmission system of a scene-monitoring air traffic control radar. The system comprises an optical fiber transmission system and a kilomega network system wherein the optical fiber transmission system comprises a digital receiver, an optical amplifier, an optical acquiring card and a computer; the kilomega network system comprises a digital receiver, an exchanger and a computer; the optical fiber transmission system is used for transmitting an original echo data signal of the radar unidirectionally; the kilomega network system is used for directionally transmitting data signals excluding the original echo data signal of the radar. The system disclosed by the invention adopts a method that optical fibers are combined with a kilomega network and is also matched with an optical power divider having an amplification function, a four-way high-speed optical acquiring card and a computer having a high-speed storage function. Effective high-data-rate transmission is guaranteed, and the reliability of the system is improved as well due to an interaction mode of mutual duplication of the computers.

The invention provides a front-end processor system in an electrical power system and a communication method based on the front-end processor system. A communication processing core module is controlled by an independent process of the system; a UDP (user datagram protocol) host machine communication module, a TCP (transmission control protocol) port communication module, a UDP port communication module and a serial port communication module are controlled by different threads of the system; the communication processing core module is connected with a backstage server by the UDP host machine communication module and the TCP port communication module respectively; the communication processing core module is connected with an RTU (remote terminal unit) by the TCP port communication module; the communication processing core module is connected with a protection management unit by the UDP port communication module; and the communication processing core module is connected with an acquisition module by the serial port communication module. According to the invention, the problems that the communication of the front-end processor is unstable, the communication reliability and the robustness of the front-end processor are weak, the front-end processor is difficult to maintain, and the front-end processor is complicated and varied in protocols can be solved.

The invention discloses an intelligent multifunctional cable line fault online monitoring system which comprises multiple fault detectors, a centralized processor, a communication interchanger and a monitoring system server. 2.4 G wireless communication modules, single-chip microcomputer control units, current sensors and lamplight alarm modules are arranged in the fault detectors. The centralized processor is connected with the monitoring system server through the communication interchanger, receives sampling data of the fault detector A, the fault detector B and the fault detector C, conducts preliminary fault information calculation and sends the processed and analyzed data to the communication interchanger, and the communication interchanger decodes fault information and uploads the decoded fault information to the monitoring system server. According to the intelligent multifunctional cable line fault online monitoring system, short-circuit, grounding, overload, broken-line, power-off, three-phase unbalance and stealing fault conditions and the like on a line can be comprehensively monitored and fault judgments are made rapidly and accurately.

The invention discloses a failure detecting method and device, able to be applied to intelligent network, where the intelligent network includes service control points (SCPs). And the method includes: a) obtaining interactive information between the SCP and other device from the SCP; b) according to the obtained information, searching the reason for failure. The device comprises intercepting module and detecting module, where the intercepting module is arranged at the SCP to obtain the interactive information; the detecting module is connected with the intercepting module to search the reason for failure according to the interface information obtained. As compared with existing techniques, it is simple to operate, easy to apply and only needs to operate fewer SCPs, and convenient to maintain, and able to reduce the effect on SCP operation as far as possible.

The invention discloses a remote fault diagnosis method for a digging machine, comprising the following steps: (1) carrying out relevant parameter initialization configuration on an OPC module and a TCP-COM conversion module; (2) connecting the TCP-COM conversion module and a digging machine to be detected through a GPRS wireless network and an Internet network; (3) sending an access request to the digging machine with built connection by a checking computer; (4) according to the access request, outputting corresponding diagnosis parameters by the digging machine to be detected; and (5) judging the acquired diagnosis parameters according to built-in checking program by the checking computer, and outputting the checking result. In the invention, the TCP-COM conversion module is connected to enable checking program connected with the OPC module to remotely access the designated digging machine, thus realizing remote fault diagnosis on the digging machine, improving maintenance efficiency and reducing maintenance cost.

The invention provides a distributed photovoltaic cluster monitoring management system and method, wherein a distributed photovoltaic cluster comprises a plurality of photovoltaic stations. The systemcomprises a photovoltaic station monitoring control subsystem, a remote monitoring center and a management control subsystem, wherein the photovoltaic station monitoring control subsystem monitors the operation state of a photovoltaic station in real time and sends real-time operation data of the photovoltaic station to the remote monitoring center, the remote monitoring center monitors and analyzes the real-time operation data of the photovoltaic station, and sends the monitoring data and an analysis result to the management control subsystem, the management control subsystem formulates a control strategy according to the received monitoring data and the analysis result and sends a control instruction to the photovoltaic station detection control subsystem, and the photovoltaic station monitoring control subsystem receives the power adjustment instruction and controls and adjusts the photovoltaic station.

The invention relates to a warehouse management and control method, system and device and a computer readable storage medium, and relates to the technical field of cold chains. The warehouse management and control method comprises a personnel safety management sub-method, and the personnel safety management sub-method comprises the steps: obtaining identity information of warehouse-in and warehouse-out personnel; judging whether the identity information of the warehouse-in and warehouse-out personnel conforms to preset authority identity information or not, if so, outputting release control information to a passage control device, and if not, executing an alarm action; receiving the identity information of a temporary visitor sent by an access reservation system, and updating the identityinformation into temporary permission identity information, wherein the access reservation system comprises a software program built in the mobile communication equipment; and judging whether the identity information of the warehouse-in and warehouse-out personnel conforms to the temporary authority identity information, and if so, outputting release control information to the passage control device. The warehouse management and control effect can be improved.

The invention relates to the technical field of computer remote maintenance, in particular to a linux operating system password updating method, a system and a device applied to remote maintenance anda storage medium. The password updating method comprises the following steps: obtaining a password corresponding to the highest permission of a current user; acquiring an equipment root password andupdating the root password by utilizing the acquired password corresponding to the highest authority of the current user and the equipment manufacturer strong password; and logging in the equipment byutilizing the updated root password, and carrying out maintenance operation. According to the linux operating system password updating method, the system and the device applied to remote maintenance,and the storage medium, an equipment manufacturer can conveniently and remotely maintain the equipment under the condition of user authorization (providing a user password), the equipment manufacturer does not have the highest access permission of the equipment, and user data and privacy security caused by root password leakage is prevented; and the root password is dynamically updated, so that the equipment safety is improved.

The invention discloses a remote monitoring system for garbage transfer stations, which comprises a wireless terminal, a cloud server, an OPC server, a mobile terminal and a remote programming computer. The mobile terminal is installed with a web platform. The cloud server has a standard HTTP access interface. The remote programming computer is installed with a configuration software, and has a remote virtual port. The wireless terminal sends the device operation data of the garbage transfer station to the cloud server for controlling or archiving. The cloud server publishes the processed datato the WEB network. The web platform can view and control the operation of the equipment of the garbage transfer station in real time via the Internet. The OPC server reads the processed data via theInternet. The configuration software monitors the equipment operation status of the garbage transfer station through the OPC server. The remote virtual port monitors and downloads the programs of thecontrol module in real time via the Internet. The system can remotely monitor the production status and can perform remote maintenance in case of equipment failure.

The invention discloses an intelligent on-line monitoring system for cable line faults. The intelligent on-line monitoring system comprises a plurality of fault detectors, a centralized processor, a communication exchanger and a monitoring system server. A 2.4 G wireless communication module, a single chip microcomputer control unit and a current sensor are arranged in each fault detector. The centralized processor is connected with the monitoring system server through the communication exchanger, receives the sampling data of an ABC3 phase fault detector to conduct initial fault information calculation, and transmits the processed and analyzed data to the communication exchanger. The communication exchanger decodes the fault information and then uploads the fault information to the monitoring system server. The intelligent on-line monitoring system for cable line faults can comprehensively monitor the fault conditions such as short circuit, grounding, overload, line breaking, power failure, three-phase imbanlance and burglary and cutting on a line, and fault judgments are quickly and accurately made.

The invention discloses a distribution box for an intelligent cable line fault online monitoring system. The distribution box for the intelligent cable line fault online monitoring system comprises a box body, a door arranged on the box body, a centralized processor, a storage battery, a leakage relay and a photovoltaic cell module, wherein the centralized processor, the storage battery and the leakage relay are arranged in the box body, the photovoltaic cell module is arranged on the top of the box body, the centralized processor is provided with a 2.4G wireless communication module and a GSM module, and the 2.4G wireless communication module and the GSM module are used for local communication of a fault detector and remote communication of a communication interchanger respectively. The distribution box for the intelligent cable line fault online monitoring system has the advantages that power supply is reliable, timely communication is achieved, maintenance is convenient, and cleanness and environmental friendliness are achieved.

The invention discloses a storage battery management control system which comprises: a storage battery online monitoring host which is respectively connected with a single battery temperature acquisition module, a redundancy switching module, an equalization acquisition module, a battery pack redundancy switching module, a battery pack parameter acquisition module and an indoor environment acquisition module; the soft key determines the key function according to the prompt of the high-resolution TFT true color liquid crystal screen; the high-resolution TFT true color liquid crystal screen comprises a monitoring main interface, a main menu interface and alarm information query, communication state query, monomer voltage query, monomer internal resistance query, operation control, alarm threshold setting, installation parameter setting and manufacturer setting functions displayed on the main menu interface. The beneficial effects of the invention are that the system can achieve the remote centralized monitoring and management of a plurality of transformer substations through the universal browser, facilitates the remote maintenance, saves the maintenance time, and improves the maintenance efficiency.

The invention relates to the field of intelligent monitoring and especially relates to a remote monitoring fire-fighting equipment method and system. Fire-fighting equipment in the same building is monitored by use of a fire-fighting control host, alarm information and fault information emitted by the fire-fighting equipment are obtained, the alarm information and the fault information are forwarded to a controller in the building in real time, the controller forwards the alarm information and the fault information to a printer and a cloud server, and the cloud server can receive the alarm information and the fault information which are sent by the fire-fighting control host in each building in a large scope so as to realize networking monitoring of the fire-fighting equipment in the large scope.

The invention relates to a wireless sensing system based on radio frequency energy awakening. The invention relates to the technical field of wireless sensing. The system comprises a plurality of clusters, an awakening source and a cloud server, wherein each cluster comprises a plurality of intra-cluster nodes and a cluster head node, information collected by the intra-cluster nodes is gathered to the cluster head node and is forwarded to a cloud server through data fusion, and the intra-cluster nodes and the cluster head node are awakened to work by an awakening source. A load switch is controlled through the MCU, so that differentiated management of a high-energy-consumption module and a low-energy-consumption module is realized; in a dormant state, the high-energy-consumption wireless communication module and the DTU are powered off by the load switch; and when needed, the device is powered on. By means of the fine management of energy, the energy consumption is lower, and the service life of the wireless sensing system is longer.

The invention discloses a firmware automatic upgrading method based on a storage medium and the storage medium. The firmware automatic upgrading method based on the storage medium comprises the following steps: connecting the storage medium with an electronic device to be upgraded; upgrading the firmware according to the firmware automatic upgrading method; a main MCU in an electronic device to beupgrade starts and automatically scan an upgrade file of an upgrade program in a storage medium and compares file names; if the file name is identical, the master MCU in the electronic equipment to be upgraded writes a single upgrade file in the storage medium or writes a plurality of upgrade files sequentially; when multiple upgrade files are written, the last upgrade of the main MCU is judged before upgrading; if upgrade is needed, the last upgrade file is directly written into the ROM or FLASH of the main MCU and then jumped to the application layer to finish upgrading; if no upgrade is required, the last upgrade file is directly jumped to the application layer to finish upgrading. The firmware automatic upgrading method is simple and convenient, and the user can upgrade the firmware by himself without professional personnel, which reduces the cost and is convenient for remote maintenance.

The invention provides a data acquisition control unit based on a rail transit test bench, comprising a control cabinet, the control cabinet including a CPU board and a first number of first collection control boards and a second number of second collection control boards; the CPU board The card includes first and second processors, the first acquisition control board synchronously acquires the analog signals of multiple channels, and obtains the data corresponding to the analog signals of each channel, and the data corresponding to the analog signals of multiple channels constitutes The first data, after verifying the first data, obtains the first verification result, processes the first data and the first verification result into a differential signal and sends it to the first processor, and the first processor converts the differential signal After converting to a single-ended signal, the second data and the first verification result are obtained, and the second data is verified to obtain the second verification result, and the first and second verification results are compared, and the comparison is consistent After that, it is sent to the second processor for packaging and uploading to the application layer.

The invention relates to a long-distance rapid replacing type supporting roller mechanism, and specifically relates to a long-distance rapid replacing type supporting roller mechanism which is suitably used for supporting a disc shaped part soaked in high-radioactive liquid. The supporting roller mechanism comprises a plurality of roller bodies which are symmetrically mounted like an arc on a mounting plate, wherein each roller body comprises a front end, a medium end and a tail end; a flexible rotating roller is mounted at each front end and used for supporting the disc shaped part; each tail end passes through a circular hole in the mounting plate and is fixed to the mounting plate through a locking assembly. With the adoption of the supporting roller mechanism, the disc shaped part can be reliably supported, and moreover, the long-distance maintenance, overhaul and replacement can be conveniently and quickly performed for the disc shaped part through a manipulator or a power hand.

The invention provides a monitoring method for improving the cruising ability of a solar street lamp, the solar street lamp comprises a monitoring camera, and the monitoring method is characterized in that the monitoring camera is in an initial dormant state, and an LED monitoring light supplement lamp does not emit light initially; the radar velocimeter detects whether a moving object exists or not in real time, if yes, the monitoring camera is controlled to start monitoring work, meanwhile, light supplementing work is controlled, and the controller sends a monitoring picture to the central control server; and if not, the controller controls the monitoring camera to return to sleep, the LED monitoring light supplement lamp is controlled not to carry out light supplement operation, and the detection is repeated to realize intelligent endurance monitoring. The invention further provides a monitoring method for improving the cruising ability of the solar street lamp, intelligent cruising control is adopted, the cruising ability is greatly improved, and the operation and maintenance cost is saved.

The invention relates to a remote programming method for a photoelectric monitoring system and a photoelectric monitoring system. The method comprises the steps that: a to-be-programmed executable file is obtained through a server, the to-be-programmed executable file is transmitted to a loading function to obtain analysis data, and then a programming instruction is transmitted; a servo controllerwaits for the programming instruction within a first preset time after being powered on; the server sends an erasing instruction to the servo controller and transmits analysis data to a data processing function to obtain a firmware package; the servo controller detects whether an erasing instruction is received or not; the server detects whether programming is normal or not and sends the firmwarepackage according to a data request; and the servo controller receives the firmware package, judges the type of the firmware package, writes Flash data into the firmware package, and detects a verification result of the Flash data. Through targeted design of transmission logic, multiple difficulties such as data dislocation and data loss caused by multi-stage transmission can be effectively overcome, and remote programming of maintenance and upgrading of a photoelectric monitoring turntable body is realized.

The invention discloses a failure detecting method and device, able to be applied to intelligent network, where the intelligent network includes service control points (SCPs). And the method includes: a) obtaining interactive information between the SCP and other device from the SCP; b) according to the obtained information, searching the reason for failure. The device comprises intercepting module and detecting module, where the intercepting module is arranged at the SCP to obtain the interactive information; the detecting module is connected with the intercepting module to search the reason for failure according to the interface information obtained. As compared with existing techniques, it is simple to operate, easy to apply and only needs to operate fewer SCPs, and convenient to maintain, and able to reduce the effect on SCP operation as far as possible.

The invention discloses a rapidly deployable mobile application and network service integration testing device, which includes a software system that completes the coordinated work of the entire system and a hardware system that realizes remote control according to the instructions of the software system; the hardware system includes: collecting data according to the APP Multiple mobile phone motherboards, embedded master controller for management according to signal instructions, Linux industrial computer, wireless gateway module and power management module; the software system includes: (1) Embedded control software installed on the embedded master controller (2) the management APP installed on the main board of the mobile phone; (3) the APP application software installed on the administrator's mobile phone; (4) installed on the Linux industrial computer; The test equipment can independently complete the comprehensive test work when it has a power supply, and the deployment personnel are no longer required to master relevant professional skills, which greatly improves the deployment efficiency and business of business models that require distributed management of a large number of mobile phones, such as APP performance testing and mobile network environment testing. Work efficiency, greatly reduce management and maintenance costs, and improve the effectiveness and flexibility of the test environment.

The invention discloses a fault indicator terminal device maintenance method based on an edge computing gateway. The fault indicator terminal device maintenance method comprises the following steps that a to-be-maintained terminal device of a fault indicator requests to be connected with the edge computing gateway; the gateway confirms the request and establishes connection; the gateway requests to connect a power distribution master station; the master station confirms the request and establishes connection; the gateway reports the information of the equipment to the master station, and the master station sends confirmation information to the gateway to finish reporting after receiving the information; the master station sends a maintenance request to the gateway according to the equipment information; the gateway forwards the maintenance request to the equipment; after maintenance is carried out according to the maintenance request, the equipment sends a maintenance request response to the gateway; and the gateway forwards the maintenance request response to the master station. According to the invention, virtual connection between the power distribution master station and the zero-sequence voltage starting type fault indicator terminal equipment is realized, so that the original data of the fault indicator terminal equipment to be maintained can be quickly obtained at the master station, the working state of the terminal equipment is changed, and convenient remote maintenance of the terminal equipment is realized.

The invention discloses a remote maintenance system for high and low voltage complete power distribution equipment, and belongs to the technical field of power distribution equipment. The remote maintenance system comprises an internal temperature sensing assembly, the output end of the internal temperature sensing assembly is electrically connected with the input end of a preset value comparison unit, and the output end of the preset value comparison unit is electrically connected with the input end of a processing unit. According to the remote maintenance system for the high-low voltage complete power distribution equipment, by arranging the preset value comparison unit, a data arrangement unit, an external temperature sensing assembly, the internal temperature sensing assembly, an air flow detection assembly, a moving assembly, a temperature detection unit and a comparison unit, whether temperature rise is caused by faults of ventilation equipment or not can be judged; and false alarm caused by external temperature rise can be avoided, multiple connection points and ventilation equipment can be detected at the same time, the reason of temperature rise can be accurately judged, and it is guaranteed that the subsequent maintenance process is accurately and rapidly carried out.