671results about How to "Real-time monitoring of working status" patented technology

The invention relates to an intelligent pesticide applying system and a control method of a plant protection unmanned aerial vehicle. The system is provided with a meteorological station used for measuring environment parameters and sending collected data to a ground station. The ground station sends the environment parameters, pesticide applying control parameters and control commands to an onboard pesticide applying controller on the plant protection unmanned aerial vehicle through a wireless data transmission module. Meanwhile, a flight controller measures real-time geographic information parameters and flight parameters of the plant protection unmanned aerial vehicle and sends collected data to the onboard pesticide applying controller in real time. The onboard pesticide applying controller conducts autonomous programmed decisions by combining the flight parameters, the environment parameters, the pesticide applying control parameters and the control commands, a miniature diaphragm pump and two centrifugal atomization disc sprayers are independently controlled, and therefore the pesticide liquid flow, the mist drop diameters and spraying width parameters of the plant protection unmanned aerial vehicle are intelligently controlled. By means of the intelligent pesticide applying system and the control method, it is guaranteed that pesticide in an operation area is quantitative and evenly sprayed in a fully covering mode, the phenomena of repeated spraying and miss-spraying of the pesticide are avoided, the pesticide applying quality is improved, and effective prevention and treatment of farmland pest and disease damage are guaranteed.

The invention relates to an intelligent automatic alarm system based on internet of things technology. Particularly, a solution is provided for 24-hour real-time monitoring of working state and fault treatment of front-end equipment of a perfect analog video system. The intelligent automatic alarm system is realized by the steps of: mounting security equipment and performing system debugging; sending a preset command by a system server to trigger the front-end equipment to acquire data; analyzing basic state data of the front-end equipment; performing video quality analysis on the obtained video data; and integrating the basic state data analysis result and the video quality analysis result of the front-end equipment, diagnosing whether a monitored link and the front-end equipment are in a normal state or not, and reporting a diagnosis result to a user. The intelligent automatic alarm system provided by the invention realizes intelligent and centralized management of various front-end equipment (such as a camera gun, a high-speed ball, an optical transceiver, an optical fiber ball and the like), and realizes 24-hour real-time monitoring of these equipment; and once an exception is found, an alarm is given quickly, so that an operator on duty can confirm the exception rapidly.

An intelligent illumination control system based on a wireless sensor network comprises a server, an indoor terminal, a floor exchanger, a wireless gateway, a plurality of illumination devices arranged in a building, and wireless illumination control devices in one-to-one correspondence with the illumination devices. An intelligent illumination control method based on the wireless sensor network comprises the steps as follows: a control instruction is sent to the floor exchanger through the indoor terminal or a mobile terminal; the floor exchanger transmits the received control instruction to the wireless gateway; the wireless gateway performs protocol conversion on the received control instruction and sends the converted control instruction to a corresponding wireless illumination device; and the wireless illumination devices control the illumination devices to work. According to the intelligent illumination control system and method based on the wireless sensor network, defects of traditional building illumination control are overcome, and by virtue of comprehensive perception, reliable transmission and intelligent processing of the Internet of Things, the building illumination electricity utilization efficiency is effectively improved, electrical energy is saved, and management is facilitated.

The invention discloses a cloud-platform-based real-time monitoring system of operation of the elevator internet of things. A data sensing front end can monitor the practical operating state of an elevator and the working state of a sensor node in real time; a data transmitting server can conduct distributing processing on data; a node operation and maintenance terminal is arranged to conduct property detecting and breakdown management of the sensor node; an elevator monitoring terminal can automatically record elevator operating state data, provides elevator breakdown alarming and early alarming information according to a data analysis result and sends tasks to a maintainer mobile terminal in real time to solve breakdown, and meanwhile, the corresponding alarming information can also be received by a real estate managing department; the breakdown treatment schedule can be checked in real time through a cloud platform, and a maintainer is supervised and urged to treat in time to strengthen the monitoring and managing capacities on the elevator; through a cloud-platform government monitoring and managing unit, the operating states of all the elevators within an administrative region can be seen, the good or bad conditions of the elevators are controlled in real time, and the monitoring and managing capacities of the cloud-platform government monitoring and managing unit are exerted.

The invention discloses a tractor operating depth resistance-position adjusting electric control device and method. The device is composed of an electric-hydraulic proportional reversing valve, a controller, a pin shaft type tractive force sensor, an angle sensor, a displayer, a control panel and the like. The displayer, the control panel and the controller are arranged on a cab of a tractor or a wheel fender of a right wheel. The controller is connected with the control panel, the displayer, a lower pulling rod pin shaft force sensor, the angle sensor and the electric-hydraulic proportional reversing valve through a signal cable. The pin shaft type tractive force sensor is arranged in a hinged hole between a lower pulling rod and a tractor body, and is used for detecting a tractive force signal which is exerted by the lower pulling rod on the tractor body. The angle sensor is connected with a tractor riser shell and a lifting arm rotary shaft outside the tractor, and is used for detecting the relative position between an agricultural implement and the tractor. The electric-hydraulic proportional reversing valve is arranged on the rear portion of the tractor, and can control the replacement of a lifting oil cylinder of a hydraulic hanging system according to the signal of the controller, and therefore the ascending and descending position of the agricultural implement is adjusted.

The invention relates to a real-time land cluster survey method. The method comprises the following steps: with an office data service platform as a center, firstly sending the filed data acquired by virtue of GPS/PDA (global positioning system/personal digital assistant) and GPS (global positioning system) data used for monitoring and positioning in a field data acquisition subsystem to a real-time communication service system in a standard data definition format by virtue of the TCP/IP (transmission control protocol/internet protocol) network protocol; classifying the obtained data by the office data server; and issuing spatial data and attribute data in the whole database by a service terminal, and browsing and analyzing to generate a report for use of a user, thus the real-time cluster survey monitoring on the land is realized finally.

The invention discloses a bidirectional satellite navigation and communication positioning method and system, relating to a satellite technology. The system is provided with an outcoming and incoming positioning link and a communication link, comprises satellite ground stations (a master station and an auxiliary station), a synchronous communication satellite and various user terminals, is a highly-integrated navigation positioning and communication integrated bidirectional information system, has various functions, such as bidirectional pseudorange measurement, positioning, velocity measurement, posture measurement, direction finding, time service, help calling, monitoring, surveying, communication, search and rescue, service, and the like and has the characteristics of high precision (relative positioning precision: millimeter level (1Sigma); measuring frequency: 50Hz; velocity measurement precision: 0.01mm/s; bidirectional time service precision: superior to 0.1ns; and communication information transmission rate: 50bps-2400bps), less investment, short construction period, good completeness, high reliability, and the like.

The invention provides a route planning-based electric vehicle charging control device and control method. The device comprises a charging pile monitoring module arranged on a charging pile and an electric vehicle module arranged on an electric vehicle. The method comprises the following steps: inputting vehicle parameters and battery parameters of the electric vehicle to be charged into a centralconsole; monitoring the charging pile and the parking space status, and transferring the positions and the status information of the charging pile and the parking space to the electric vehicle module; calculating the remaining driving mileage of the electric vehicle; screening the charging pile according to the remaining driving mileage, the charging pile position and the status information to obtain a candidate charging pile, and performing the route planning on the final candidate charging pile. The electric vehicle charging pile is monitored in real time to solve the problem that the charging parking space is occupied and the like, and ensure that the charging pile is always in the 'available state'; based on the route planning, a road which can charge the electric vehicle in time is provided for drivers.

The invention provides a well lid monitoring system based on a cloud platform. The well lid monitoring system based on the cloud platform comprises over two well lids and a cloud server. Each well lid is provided with a corresponding electronic tag and a sensor which is used for monitoring whether the corresponding well lid is in a normal working state. Each electronic tag comprises coded information of the corresponding well lid. The cloud server is used for distinguishing the well lids through the electronic tags and monitoring the working states of the well lids in real time through the electronic tags and the sensors correspondingly. The well lids can be positioned through the cloud server and the corresponding electronic tags; the working states of the well lids can be monitored in real time through the corresponding sensors; and therefore, the intelligent management degree for the well lids is improved. The invention further provides the intelligent well lids which can be applied to the well lid monitoring system based on the cloud platform.

The embodiment of the invention discloses a record data network storage system and method and a video monitoring platform. The method comprises the steps that front-end equipment carries out video monitoring to obtain a video record, writes record data of the video record into a main storage volume according to the storage volume information issued by the video monitoring platform, and monitors whether the writing-in state of the main storage volume is normal or not in real time; the storage volume information comprises path information which is divided to the main storage volume and a standby storage volume of the front-end equipment from a first main storage array and a first standby storage array located on different physical equipment by the video monitoring platform; when it is monitored that the writing-in state of the main storage volume is abnormal, the front-end equipment is switched to write the record data into the standby storage volume. The problem of video data loss caused by storage volume faults can be avoided.

The invention relates to a centrifugal air compressor, a control method thereof and a control system thereof. The method is performed after the centrifugal air compressor works in a state corresponding to an appointed flow or pressure value input by a user and comprises the following steps of: acquiring the actual pressure and the actual flow of the front end of an emptying valve in the centrifugal air compressor; according to the corresponding relation between the pressure and the flow, determining a reference flow corresponding to the actual pressure; and adjusting the opening degree of the emptying valve to make the actual flow approximate to the reference flow. In a working process of the embodiment, the user only needs to input a required flow or pressure value and does not need to adjust the opening degree of the emptying valve according to experience, so the labor is saved and the reliability is ensured. In addition, the working state of the centrifugal air compressor is also monitored in real time, and when the centrifugal air compressor is determined to have a surging precursor, the corresponding relation between the pressure and the flow is adjusted to increase the reference flow, so the opening degree of the emptying valve is directly increased to a relatively greater extent, and surging is avoided.

The invention discloses a mine MWD (Measurement While Drilling) exploration system and a measurement method thereof. The mine MWD exploration system comprises a measurement module, a communication device and a handheld terminal, wherein the measurement module is mounted at the back of a drill bit, is propelled by a drill rod, directly utilizes vibration generated when the drill bit breaks rocks as a vibration source, and comprises a measurement probe tube as well as non-magnetic rods mounted at the front end and the back end of the measurement probe tube; the measurement probe tube is used for collecting signals in a hole, and meanwhile plays the transmission and water flowing functions; the non-magnetic rods are used for isolating the magnetic interference generated by the drill rod to the measurement probe tube, and also have the transmission and water flowing functions; the communication device is mounted in a drill site outside the hole to realize communication between the measurement probe tube and the handheld terminal. According to the mine MWD exploration system and the measurement method thereof, the occurrence of the drill hole and a rock dynamic action spectrum of the drill bit can be measured while drilling, a drilling space trajectory and the drilling meeting rock property are provided, meanwhile the purpose of exploration while drilling can be realized, and the fact that various conditions can be measured in one hole can be realized.

The invention discloses an automatic glaze spraying controlling method and controlling device for simulating skilled worker operation. The controlling method comprises the steps that S10, a spray gun is driven to carry out glaze spraying operation, an articulated arm is driven to move, and all position sensors record angle information of revolute pairs corresponding to the articulated arm respectively; S20, all the position sensors send the angle information, recorded in the S10, of the revolute pairs of the articulated arm to an upper computer through a communication bus; S30, the upper computer processes and compiles the received angle information of the revolute pairs of the articulated arm, and a robot procedure is generated; S40, the upper computer sends the robot procedure generated in the S30 to a robot of a production line. The controlling method faces an unpowered articulated arm industrial robot teaching system of a low-end user, the robot simulates the movement of the unpowered articulated arm, cost and teaching operation difficulty are greatly reduced, and the whole production line is made to reach the skill level of skilled workers.

The invention provides an advanced process control optimizing system of a thermal power unit. The advanced process control optimizing system comprises a DCS (distributed control system) and an OPC (object linking and embedding for process control) server, and is characterized by also comprising an advanced control system adopting a predication control technology, wherein the advanced control system is communicated with the DCS through the OPC server, and comprises a modeling engine, an optimizing engine, a database and OPC communication service. The advanced process control optimizing system has the advantages that unit operation process control parameters are subjected to all-operating-condition self-adaptation real-time correction by various technologies such as predication control, self-adaptation control, coordination control, decoupling control and model distinguishing, the work state of a loop can also be monitored in real time, and in addition, statistical data and operation analysis reports are automatically generated, so the regulation quality of an automatic control system is improved, meanwhile, an independent hardware platform is adopted, and the debugging efficiency, the safety, the reliability and the updating capability are obviously improved.

The invention discloses an automatically-controlled internal cooling system for a cutting tool for a numerically-controlled machine tool. The automatically-controlled internal cooling system comprises a controller, a coolant storage tank, a filter, a rotary joint and a machine tool cutting tool main shaft, wherein the coolant storage tank is internally provided with a liquid level sensor, a temperature sensor and an infusion pump; a liquid outlet pipeline and a liquid inlet pipeline are arranged outside the coolant storage tank; an electromagnetic proportional overflow valve and a pressure gauge are arranged on the liquid outlet pipeline; the filter is connected with the liquid outlet pipeline; a filter liquid outlet pipeline is arranged outside the filter; the rotary joint comprises a fixed end and a rotary end, wherein the fixed end is connected with the filter liquid outlet pipeline; a liquid conveying passage is arranged on the central axis of the machine tool cutting tool main shaft; one end of the machine tool cutting tool main shaft is connected with the rotary end of the rotary joint, and the other end of the machine tool cutting tool main shaft is connected with the machine tool cutting tool; a liquid outlet of the infusion pump is connected with the liquid outlet pipeline; a feedback electric signal generated by the liquid level sensor, the temperature sensor and the electromagnetic proportional overflow valve is accessed into the controller; the machine tool cutting tool main shaft is internally provided with an infusion through hole.

The invention provides a goods shelf electronic price system which comprises a plurality of electronic price tickets, a plurality of readers and a system server, wherein the electronic price tickets are respectively provided with a sole identification code, can store and display the data, and can regularly and initiatively transmit a data exchange request to the readers; the readers are respectively provided with a sole identification code and are under a real-time query mode; and the system server is provided with an equipment managing device, a data processing device, equipment managing middleware, an equipment status database and an information updating database. With the technical scheme, the invention can instantaneously and automatically update the commodity price information displayed by the electronic price tickets on the goods shelf, and instantaneously monitor the work status of the electronic price tickets.

The invention discloses a system and method for evaluating reliability of a machine tool. The system comprises a terminal information processing module, a data acquisition module, a vibration monitoring module, a microscopic optical module and an image processing module. Based on the self-learning and self-adaptive functions of an artificial neural network, historical data are used as a fitting sample to monitor performance parameter indexes affecting the reliability of the tool during the machining process in real time, such as vibration signals, current signals, sound wave signals, the wearing capacity and the processing roughness. By monitoring the running state of the tool in real time, feeding back real-time reliability information of the tool, and estimating the residual service lifeof the tool, a processing enterprise can make preventive measures in advance, the loss is reduced, and the overall processing efficiency is improved.

The invention relates to an intelligent street lamp management system based on NB-IoT. The intelligent street lamp management system is characterized by comprising a street lamp terminal, a base station, a core network and a monitoring terminal, wherein the street lamp terminal is connected with the monitoring terminal through the base station and the core network and comprises a power adapter, a single lamp controller and an LED lamp which are connected in sequence; the single lamp controller comprises a main control module, a power supply module, an NB-IOT communication module and a sensor module; the main control module is connected with the power supply module, the NB-IOT communication module and the sensor module respectively; and the power supply module is also respectively connected with the NB-IOT communication module and the sensor module. The system has the functions of automatic dimming according to the environments, remote control, parameter monitoring, fault detection and the like, the remote control is achieved through an NB-IoT novel Internet of Things communication technology, the street lamps in one area are managed in a unified mode through the monitoring center, the street lamp terminals are flexibly controlled according to different rules, and the power consumption of the street lamps can be reduced.

The invention discloses a high-rise wall spraying robot and relates to the technical field of high-rise wall surface spraying. The high-rise wall spraying robot comprises a hoist, an electric cable pay-off and take-up device, a roof moving crane, a panoramic camera, an anemometer, a remote control device, a steel wire rope and a cable line. The roof moving crane is parked on a side close to a wallto be painted. The high-rise wall spraying robot also includes a hot air drying device I, a dust cleaning device I, a spraying device, a control system device, a dust cleaning device II, and a hot air drying device II. The anemometer is also arranged on the mobile crane. The hoist is connected to the spraying device through the steel wire rope. The spraying device is provided with the control system device and the panoramic camera. An upper side of the spraying device is sequentially connected to the dust cleaning device I and the hot air drying device I, and a lower side of the spraying device is sequentially connected to the dust cleaning device II and the hot air drying device II. According to the invention, the automation of the wall surface spraying is realized, the spraying efficiency is improved, the uniformity of the spraying density is ensured, the labor cost is reduced, an artificial high-altitude operation is substituted, and the danger is reduced.

The invention discloses a multi-pump hydraulic station control system with a self-protection function. The multi-pump hydraulic station control system comprises a soft starter. One end of the soft starter is connected with a power line which is connected with a power supply, and the other end of the soft starter is connected with a first pump, a second pump and a third pump correspondingly. The power line is sequentially connected with the first pump, the second pump and the third pump through a breaker, an alternating-current contactor and a thermal relay respectively. The power line is further connected with an oiling pump, a heater and a cooler and further connected with a PLC control system through a breaker. The invention further discloses a multi-pump hydraulic station control method with the self-protection function. By means of the multi-pump hydraulic station control system and method with the self-protection function, working time of a main working motor and a standby motor is automatically distributed, the service life is prolonged, work efficiency is improved, and safety and stability are ensured.

The invention provides a detection device and system of a charging pile and relates to the technical field of intelligent charging nets. The device comprises a detection module, a wireless communication module and a server. The detection module is connected with the charging pile and used for measuring charging data of the charging pile. The wireless communication module is connected with the server and used for sending the charging data to the server. The server is used for establishing a real-time mode according to the charging data and comparing the real-time mode with a standard mode. According to the invention, working conditions of the charging pile are detected through comparison results, so working states of the charging pile are monitored in real time, a manager is enabled to timely deal with abnormal conditions of the charging pile, charging safety and user experience are ensured.