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193results about How to "Real-time monitoring of working conditions" patented technology

Intelligent roller shutter system based on image processing technique

The invention discloses an intelligent roller shutter system based on the image processing technique. The intelligent roller shutter system comprises a master control module, a meteorological station, a camera, a GPRS module, an oscillating bar and a roller shutter motor. According to the intelligent roller shutter system, an intelligent weather recognition system based on weather images is established with the master control module serving as a data processing and controlling platform, rain, snow and other severe weather conditions can be effectively judged by collecting the temperature, the humidity, the illumination, the wind speed and direction and other weather information in the meteorological station outside a greenhouse and combining the weather images so that the rolling-up and the pavement of a heat preservation quilt can be controlled in time. By means of the positioning technology of the heat preservation quilt, an operator can accurately control the heat preservation quilt to be located at any position between the initial position and the ending position of the heat preservation quilt when carrying out long-distance operation or operating in a control chamber. Meanwhile, the fault can be intelligently diagnosed, the working state of a roller shutter motor can be monitored in real time, and when the roller shutter motor breaks down, the master control module automatically cuts off a power source of a roller shutter, and therefore the whole system can be safe and reliable.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Employee working condition monitoring method and device, computer device and storage medium

The invention relates to the machine learning in artificial intelligence, and provides an employee working condition monitoring method and device, a computer device and a storage medium. The method comprises the following steps of obtaining a staff working video, and intercepting video pictures from the staff working video at preset time intervals; obtaining an employee face image according to thevideo picture, and determining a corresponding employee identifier according to the employee face image; obtaining micro-expression characteristics according to the employee face image, inputting themicro-expression characteristics into a trained micro-expression recognition model for recognition to obtain micro-expression output characteristics, and obtaining corresponding micro-expressions according to the micro-expression output characteristics; determining an employee emotion state corresponding to the employee identifier according to the micro expression, obtaining an employee emotion state vector according to the employee emotion state, and inputting the employee emotion state vector into a trained risk early warning model to obtain a risk output vector; and obtaining a risk earlywarning level of the employee identifier according to the risk output vector. By adopting the method, the efficiency and the accuracy can be improved.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Multifunctional intelligent mower based on internet of things

The invention relates to a multifunctional intelligent mower based on the internet of things. The multifunctional intelligent mower based on the internet of things comprises a frame, an operation system, an intelligent controller and a flow pipe. The operation system comprises a running gear, a cutting device, a control device, a detection device, a display device, a watering device, an alarm device and a storage battery. Both of the output end of the detection device and the output end of the alarm device are connected with the input end of the intelligent controller, the output end of the intelligent controller is connected with the input end of the display device and the input end of the control device, the output end of the control device is connected with the input end of the cutting device and the input end of the watering device, and the output end of the battery is connected with the input end f the control device. The multifunctional intelligent mower based on the internet of things can be controlled through a remote controller, the work conditions of the multifunctional intelligent mower can be monitored in real time, the usage is convenient, the fault can be timely found out if the multifunctional intelligent mower breaks down, the service life is prolonged, the scope of the application is wide, and the multifunctional intelligent mower is safe and reliable.
Owner:张萍

Mechanical performance testing table for piston engine

The invention discloses a mechanical performance testing table for a piston engine. The mechanical performance testing table for the piston engine includes a rack, a shaft and sensors used for testing thrust and torque respectively. Two ends of the shaft are installed together with slide bearings arranged on the rack fixedly. An end part of the shaft is fixedly provided with an installation flange connected with the engine and a propeller assembly. The shaft is fixedly provided with an arm of force that is perpendicular to the axis of the shaft. The torque sensor is arranged between the arm of force and the rack and is perpendicular to the axial of the shaft spatially. The thrust sensor is arranged between the shaft and the rack and along the axis of the shaft. The mechanical performance testing table for the piston engine provided by the invention can be used for conducting comprehensive mechanical performance tests for the piston engine, thereby providing test data for development of engines, model selection and matching of propellers and design of planes. By utilizing the mechanical performance testing table for the piston engine that is diversified in functions, low in cost, simple in structure and high in testing precision for conducting reliability tests of the engine, man power consumption, material input and cost are reduced and efficiency of piston engine research and development is improved substantially.
Owner:SUNWARD INTELLIGENT EQUIP CO LTD

Method and device for intelligently controlling street lamps based on internet of things

The invention discloses a method and device for intelligently controlling street lamps based on an internet of things. The method comprises the following steps: centralizing street lamps on a street lamp center node for controlling by adopting a radio frequency communication mode, transmitting a control instruction to a server by utilizing terminal equipment, and transmitting the control instruction to the street lamp center node to realize remote control by the server. A street lamp control node is arranged on each street lamp, the street lamp control node and the street lamp center node form a wireless sensor network by virtue of a radio frequency module, the street lamp center node communicates with a remote terminal control system by virtue of a general packet radio service (GPRS) wireless communication module, intelligent wireless sensor network street lamp control based on the internet-of-things technology is realized, the lighting intensity can be adaptively adjusted, the operating conditions of the street lamps are monitored in real time, street lamp fault type alarm, fault site notification and other functions can be provided, a street lamp manager can remotely monitor, analyze, manage and optimize all street lamps by virtue of the remote terminal control system, and the defects that the traditional street lamp management system is low in real-time interactivity, the lighting intensity cannot be adaptively adjusted and the like can be overcome.
Owner:GUIZHOU UNIV

Energy-saving monitoring socket

The invention provides an energy-saving monitoring socket, relating to the field of energy-saving monitoring equipment. The energy-saving monitoring socket comprises a central control module, a power supply module, a power supply control module and a standby detection module, wherein the power supply module, the power supply control module and the standby detection module are respectively connected with the central control module, and the power supply control module and the standby detection module are connected with electric equipment. The power supply module converts alternating current into direct current and provides work voltage for the energy-saving monitoring socket. The power supply control module switches off or switches on the power supply of the electric equipment according to the command of the central control module. The standby detection module is used for detecting whether the electric equipment is in a shutdown state or a standby state or not, and once detecting that the electric equipment is in the standby state, the standby detection module sends a standby signal to the central control module. The central control module receives the standby signal of the standby detection module and sends a control signal to the power supply control module to switch off the power supply of the electric equipment.
Owner:SHANGHAI EPHOR INFORMATION TECH

Bearing block, oil cavity cleaning and lubricating system and method for bearing block, and mineral engineering machinery

The invention discloses a bearing block, which comprises a bearing sleeve and a bearing cap, wherein a flange is arranged at one end of the bearing sleeve, and a through shaft hole is formed in the other end of the bearing sleeve; a threaded hole is also formed in the flange, is connected with an oil inlet hole passage, and is communicated with a bearing hole through the oil inlet hole passage; an oil outlet threaded hole and an oil outlet hole passage are also formed in the flange, and the oil outlet hole passage is communicated with a transition section of the bearing sleeve to form a loop, so that an oil cavity of the bearing block is cleaned; the oil inlet hole passage and the oil outlet hole passage can be flexibly formed, so that the universality of the bearing block is improved, and the application range of the bearing block is widened. In addition, the invention discloses a bearing-block-based bearing block cleaning and lubricating system and a bearing-block-based bearing block cleaning and lubricating method. The system has the advantages of simple structure, safety, reliability, good cleaning and lubricating effects, capability of automatically cleaning and lubricating the bearing block and high applicability. Moreover, the invention provides mineral engineering machinery based on the bearing block and the bearing block oil cavity cleaning and lubricating system.
Owner:江苏京冶海上风电轴承制造有限公司

Edge computing task processing and scheduling method and device in industrial Internet environment

The invention discloses an edge computing task processing and scheduling method and device in an industrial Internet environment, and the device comprises the steps that an information feedback modulecollects periodic broadcast information of a base station associated with each set user equipment UE in a target region and transmits the periodic broadcast information to an information analysis andprocessing unit, a terminal equipment monitoring unit collects or receives the monitoring information of each UE and sends the monitoring information to the information analysis and processing unit,an information monitoring module collects real-time parameter data of each UE and sends the real-time parameter data to a heterogeneous data processing unit, a service priority processing unit and a terminal equipment monitoring unit, the information analysis and processing unit generates a state feedback result corresponding to the UE according to the received information and sends the state feedback result to the information feedback module and an equipment flow overall scheduling module, and a scheduling module generates an overall resource scheduling instruction according to the state feedback result and the feedback information of a task unloading decision unit, sends the overall resource scheduling instruction to each MEC through the information feedback module, and sends the condition information of the MEC to the task unloading decision unit.
Owner:COMP NETWORK INFORMATION CENT CHINESE ACADEMY OF SCI

Flue gas denitrification treatment system and method based on ozone low-temperature oxidation

The invention discloses a flue gas denitrification treatment system based on ozone low-temperature oxidation. The flue gas denitrification treatment system comprises an ozone preparation unit and a denitrification treatment unit, wherein the ozone preparation unit comprises an ozone machine set which is connected with an external gas source and a cooling unit which is connected with the coolant inlet of the ozone machine set; the denitrification treatment unit comprises a mixing reactor and a scrubbing tower; the inlet of the mixing reactor is connected with the ozone outlet and a flue gas inlet of the ozone machine set; the outlet of the mixing reactor is connected with the scrubbing tower. The invention further discloses a treatment method of the flue gas denitrification treatment system. The treatment method comprises the following steps: 1) performing a mixing oxidation reaction on a flue gas and ozone prepared by the ozone preparation unit in the mixing reactor; 2) feeding the flue gas oxidized with ozone into the scrubbing tower for spraying scrubbing, discharging out a clean flue gas after scrubbing, and discharging and recycling a waste liquid. The treatment system and the treatment method, disclosed by the invention, are stable and reliable to operate, high in treatment efficiency and low in energy consumption.
Owner:北京天择昌宁环境技术股份有限公司

Double-steering power cylinder hydraulic steering-by-wire system with steering feeling simulation function and method

The invention discloses a double-steering power cylinder hydraulic steering-by-wire system with a steering feeling simulation function and a method. The system is composed of a steering wheel unit, a hydraulic control unit, a steering execution unit and an electronic control unit. The steering wheel unit, the hydraulic control unit and the steering execution unit are sequentially connected. The electronic control unit receives data acquired by the steering wheel unit and a sensor in the hydraulic control unit and sends a control instruction to all valves of the hydraulic control unit after processing and analyzing are conducted, the steering execution unit is controlled to move through the hydraulic control unit, and steering feeling simulation is achieved. The method comprises the multiple steering modes of steering-by-wire, hydraulic power assisted steering, steering system outage failure steering, manual steering and the like. According to the double-steering power cylinder hydraulic steering-by-wire system with the steering feeling simulation function and the method, a double-motor structure in a traditional steering-by-wire system is omitted, the steering feeling simulation process and the steering execution process of the steering system are achieved through the hydraulic system, the number of mechanical structures of the system is small, and accordingly the system is small in size, simple in structure and easy to integrate.
Owner:JILIN UNIV

Master-slave type leading load compensation voltage stabilizer

ActiveCN103186159AThe supply voltage remains stableImprove circuit load performance and work reliabilityElectric variable regulationSelf adaptiveVoltage reference
The invention provides a master-slave type leading load compensation voltage stabilizer which is applied to a circuit of an internal memory buffer; the master-slave type leading load compensation voltage stabilizer comprises a voltage stabilization unit, a master-slave type output stage, a master control unit and an output stage control unit, wherein the voltage stabilization unit is provided with an input end used for receiving reference voltage and feedback voltage, and an output end used for generating regulation voltage; the master-slave type output stage comprises a master output stage and a plurality of slave output stages; the master control unit is used for monitoring the working condition of a circuit load in the internal memory buffer and providing the working information of the circuit load in advance under the condition that the working condition of the circuit load is changed; and the output stage control unit is connected with the master control unit and is used for generating enable signals which respectively correspond to the plurality of slave output stages so as to open and close the plurality of slave output stages according to the working information of the circuit load that is provided in advance, so that the output supply voltage is maintained to be stable. Compared with the prior art, the opening number of the output stages can be controlled in a self-adaptive way according to the working condition of the circuit load, so that the output supply voltage is maintained to be stable, and the performances and the work stability of the circuit load are improved.
Owner:MONTAGE TECHNOLOGY CO LTD

Electrical equipment operating environment data acquisition and telecontrol comprehensive linkage device and use method

The invention relates to the technical field of power systems and relates to an electrical equipment operating environment data acquisition and telecontrol comprehensive linkage device and a use method. The electrical equipment operating environment data acquisition and telecontrol comprehensive linkage device comprises a main control unit, a transmission unit, a data acquisition unit, a telecontrol equipment control unit and a client control module; the main control unit is in double-way communication connection with the transmission unit; the transmission unit is in double-way communication connection with the client control module; the data acquisition unit is in communication connection with the transmission unit; and the transmission unit is in communication connection with the telecontrol equipment control unit. The electrical equipment operating environment data acquisition and telecontrol comprehensive linkage device is reasonable and compact in structure and convenient to use, realizes comprehensive linkage between the data acquisition unit and each module in the telecontrol equipment control unit, realizes real-time monitoring of the working state of transformer substation equipment, the environmental condition of the transformer substation and the on-site maintenance condition, realizes centralized management of the transformer substation, reduces the production management cost, the human error of the connecting link and the operating risk of the transformer substation and improves the transformer substation monitoring efficiency and the line maintenance efficiency.
Owner:XINJIANG INFORMATION IND +1

Bearing block, system for cleaning oil chamber of bearing block, mineral engineering machine and engineering machine

The invention discloses a bearing block, which comprises a bearing sleeve and a bearing cap; the bearing sleeve is of a structural form with a flange; a shaft through hole is formed in the other end of the bearing sleeve; the flange is also provided with a structure that a threaded hole is connected with an oil inlet way and communicates with a bearing hole; the flange is also provided with a structure that an oil outlet threaded hole, an oil outlet way and a transition section of the bearing sleeve communicate to form a loop, therefore cleaning on an oil chamber of the bearing block is realized; moreover, the oil inlet way and the oil outlet way can be arranged in a comparatively flexible manner, so that universality of the bearing block is increased and an applicable range of the bearing block is broadened. In addition, the invention also discloses a bearing block-based system and a bearing block-based method for cleaning and lubricating the bearing block; the system and the method are capable of realizing automatic operation of cleaning and lubricating the bearing block, and are high in applicability. Moreover, the invention also provides a mineral engineering machine and an engineering machine which apply the bearing block and the system for cleaning and lubricating the oil chamber of the bearing block.
Owner:长沙贤正益祥机械科技有限公司

Real-time monitoring system for low-voltage power distribution cabinet

The invention discloses a real-time monitoring system for a low-voltage power distribution cabinet. The real-time monitoring system comprises an acquisition module, an optical-digital converter, a microprocessor, a power supply module, a communication module and a controller, wherein the acquisition module is used for acquiring temperature information, voltage, power, electric energy and current information in the low-voltage power distribution cabinet; the optical-digital converter is used for converting optical information into a digital signal; the microprocessor generates temperature information and alarm information of the low-voltage power distribution cabinet according to the digital signal; the power supply module is used for converting an electricity-taking method; the communication module is used for establishing communication with external equipment by means of a wireless transceiving device; and the controller is used for transmitting the obtained current operating situations of the low-voltage power distribution cabinet to a background main station. The monitoring system can monitor the temperature inside the low-voltage power distribution cabinet in real time, sends out prompts and alarms timely when the temperature is too high or abnormal failure of power operation occurs, and saves the cost of manual detection and maintenance.
Owner:HEFEI OUSHIJIA ELECTRICAL & MECHANICAL EQUIP CO LTD
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