36results about How to "Realize real-time status monitoring" patented technology

The invention discloses a real-time state monitoring and fault diagnosing system and method for blades of a wind generating set. According to the system and method, a high-definition camera is used for shooting internal and external surfaces of the blades of the wind generating set in real time, thereby realizing the real-time monitoring on the health state of the blades. For abnormal blade states, a video processing technology is used for diagnosing the fault category of the blades, judging the size and serious degree of damaged regions and providing effective basis for maintaining the blades.

The invention provides an intelligent bearing internally provided with a wireless sensor and having a self-powered function. The intelligent bearing is provided with a sensor assembly, an antenna, a coil assembly and a magnet; an annular inner groove is formed in the inner surface of an outer ring, the sensor assembly, the antenna and the coil are arranged in the inner groove, an annular outer groove is formed in the outer surface of an inner ring, the magnet is arranged in the outer groove in a connected mode, the magnet rotates at a high speed along with the inner ring and generates magneticline cutting motion relative to the coil assembly, the inductive electric potential is generated in the coil assembly, and the coil assembly is connected with the sensor assembly and provides electric energy for the sensor assembly; the sensor assembly is used for collecting operation parameter information of the bearing and converting the collected information into data; and the sensor assemblyis connected with the antenna, the antenna is used for sending the data, and thus real-time monitoring of the bearing is achieved. The intelligent bearing does not need to be supplied with an externalpower supply, and real-time state monitoring of the bearing in the operation process is achieved through wireless transmission signals of a multi-parameter sensor.

The invention relates to a warning monitoring method of failure type deformation and fracture type cracks based on the surfaces of components, a condition constructing method and a device thereof. The invention is characterized in that the warning monitoring method comprises the failure signal acquisition and the signal processing. The condition constructing method comprises the preparation of a driving layer, the preparation of a network bridge layer, the preparation of a signal acquisition sensor, the manufacturing of a signal transmission connection circuit and the manufacturing of a loop of an information processing system. The device prepared according to the method comprises the driving layer, the network bridge layer and a protection layer. The signal acquisition sensor is connected with the connection circuit board of the information processing system through conductors which are connected through palisade coupons. The connection circuit of the information processing system isconnected with I/O of a programmable controller. The programmable controller is connected with a monitoring output device through an adaptor. The warning monitoring method of failure type deformationand fracture type cracks based on the surfaces of components, the condition constructing method and the device have the advantages of simple method, cheap raw materials and accurate positioning, can realize the real-time state monitoring of key parts of the surfaces of the component, are beneficial to the rapid judging of operators and can avoid the happening of major accidents.

An automatic rain and dust sampling, collecting and monitoring system is disclosed and belongs to the field of rainfall and dust fall collection. The system includes a water collection box, a time-sharing collection disk, sample storage bottles, a rainfall sensor and a controller. The top opening of the water collection box is provided with a mobile cover. The bottom of the water collection box is provided with a collecting pipe. The bottom end of the collecting pipe is in a rotating disk and is communicated with a connecting pipe. The time-sharing collection disk is provided with a plurality of branched pipe holes at intervals. The rotating disk is driven to rotate by a first power mechanism and allows a water outlet end of the connecting pipe to be flushed with the branched pipe holes one by one correspondingly. The branched pipe holes are connected to sampling pipes. Water discharging ends of the sampling pipes penetrate into the sample storage bottles. The system overcomes a disadvantage that rain collectors in the prior art are poor in sample storage effects and influence detection results, performs automatic rainwater collection and detection for long time, effectively isolates a pollution source, ensures distortionless rainwater samples to a great extent, and increases accuracy of rainwater sample analysis.

The invention provides a vehicle-mounted equipment power supply system background monitoring and management platform. The background monitoring and management platform comprises an application server, a route connection service cluster, and a database service cluster, a management terminal and a management connection service cluster which are in mutual communication with the application server. The vehicle-mounted equipment power supply system background monitoring and management platform provided by the invention is a platform for realizing state and fault comprehensive analysis and integrated management and control of vehicle electrical equipment, the server cluster and big data processing system structure is adopted by the background monitoring and management platform to support real-time monitoring and management of a plurality of vehicles, the storage of a large amount of data and real-time data flow processing.

The invention belongs to the technical field of agriculture, and discloses an intelligent agricultural machinery operation method and an operation system for spraying pesticide. The intelligent agricultural machinery operation method comprises steps of identifying authentication of a user, selecting a working mode; carries out an agricultural machinery operation path through a map in the system orcoordinates input by the user; collecting and processing field information through general intelligent nodes; automatically determining crop growth status by establishing a crop disease and pest hazard severity model; reasonably and accurately applying the pesticide by machine vision and optimized algorithms based on the crop growth status; collecting agricultural machinery driving speed, pesticide dosage and agricultural machinery positioning related information in real time, and monitoring status of an intelligent agricultural machinery in real time; and performing fault diagnosis and lifemonitoring for the intelligent agricultural machinery. The intelligent agricultural machinery operation method of the present invention can control the agricultural machinery to accurately drive alongthe planned operation path, so that an agricultural machinery operator can get rid of long-term fatigue driving and improve quality and efficiency of field operation.

The invention discloses a fully-automatic intelligent manhole cover lock with opening and closing functions, a manhole cover and an opening and closing control method, and belongs to the technical field of intelligent control of manhole covers. The fully-automatic intelligent manhole cover lock structurally comprises a lock body assembly, a drive assembly and a control assembly; the lock body assembly comprises multiple lock body units distributed in the circumferential direction of a cover body; each lock body unit comprises a lockpin, a guiding tube and a reset spring, the lockpin is mountedin the guiding tube in a sliding manner, and the reset spring is arranged on the lockpin in the guiding tube in a sleeving manner and drives the lockpin to extend out of the guiding tube; the drive assembly comprises a drive motor, a turnplate and a connecting strip, the turnplate is mounted on an output shaft of the drive motor, and two ends of the connecting strip are connected with the lockpinand the turnplate respectively; the control assembly is connected with the drive motor and used for receiving an external control command to control the drive motor to rotate forwards or reversely. The whole technical scheme has the advantages of being simple in structure, low in cost, safe and reliable to open and close, multifunctional and high in intelligent level and the like.

The invention relates to an improved rotary four-way fluid reversing valve, which comprises a valve body, a valve core and a driving device. The driving device is connected with a shaft on the valve core through a coupling I and a coupling II and drives the valve core to rotate. The improved rotary four-way fluid reversing valve is characterized in that the valve core is a cylinder with an I-shaped cross section. U-shaped grooves for installing sealing rings are arranged on the upper and the lower surfaces of the cylinder. When the valve core is installed in the valve body, the inner wall of the valve body squeezes the sealing rings to completely seal two parts of a hollow cavity of the valve body divided by the valve core. The improved rotary four-way fluid reversing valve provided by the invention is good in sealing performance, the conveying distance of a sample box is greatly prolonged and the conveying speed of the sample box is improved, and the improved rotary four-way fluid reversing valve is good in stability, simple in structure and simple to manufacture.

The invention discloses a VSC-HVDC converter station fault recognition device and method based on VMD-ELM. The device comprises a signal acquisition module, a data processing module, a state identification module and an alarm module. The device and method is provided for the particularity of the electric signal of the converter station in a VSC-HVDC system; by using the fault diagnosis device, the real-time state monitoring of the operation of the converter station can be realized, the operation condition of the equipment can be quickly and visually reflected, reliable equipment operation information can be provided for equipment maintenance personnel in time, and the equipment operation can be effectively ensured, so that the equipment fault shutdown time is reduced, and the planned maintenance time and the unplanned maintenance time are reduced.

The invention relates to a method for identifying a health degradation state of a rolling bearing. The method comprises the steps of: (1), obtaining a historical monitoring signal of the rolling bearing, pre-processing the monitoring signal, eliminating a singular value, and reducing noise; (2), respectively performing time-domain analysis, power spectrum analysis and CEEMDAN decomposition on thepre-processed monitoring signal, so that time-domain, power spectrum and intrinsic mode energy characteristics are obtained; (3), training a CSVM model by utilizing various characteristics of the monitoring signal; and (4), for the online real-time acquired monitoring signal of the rolling bearing, inputting the various characteristics obtained in the step (2) into the CSVM model trained in the step (3), so that the current health degradation state identification result of the rolling bearing is obtained. According to the method in the invention, the health degradation state of the rolling bearing can be identified precisely in real time; real-time monitoring on the state of the rolling bearing is realized; and thus, safe, steady and long-period operation of a numerical control machine tool is ensured.

The invention discloses an integrated monitoring system design method for a power cable tunnel computer, and the method comprises the following steps: 1, analyzing the necessity of building an integrated monitoring system of the power cable tunnel computer; 2, enabling the requirements of a system design to be clear; 3, analyzing the actual structure and environment characteristics of a cable tunnel and the specific function demands for the monitoring system, and determining that a cable tunnel monitoring system employs a layered distributed mixed network structure according to the developmentstatus of an industrial onsite bus and the Ethernet technology. According to the invention, the method achieves the real-time state monitoring of a power cable body operating in the a tunnel, the monitoring of the working state of the auxiliary facilities and the early warning and emergency processing of the special events through the power cable tunnel monitoring system formed by the layered distributed mixed network structure.

The invention relates to a fan tower full life cycle state monitoring system, the fan tower full life cycle state monitoring system comprises a sensing layer, a transmission layer and an application layer, the sensing layer is composed of three acquisition units including a first acquisition unit, a second acquisition unit and a third acquisition unit, and each acquisition unit is composed of four acquisition nodes; the transmission layer is composed of an internet-of-things relay gateway, and the application layer is composed of a front-end display page, a database and a control module. The state monitoring system for the whole life cycle of the distributed fan tower drum has the functions of health state self-checking, state tracing, environment perception, air awakening and safety early warning, the limitation of monitoring the running state of the fan tower drum in the wind power field is broken through, the fan tower drum is loaded, transported, unloaded, hoisted and then installed and operated, and the whole life cycle of the distributed fan tower drum is monitored. The state monitoring of the whole life cycle also realizes the guidance function for the transportation and hoisting work of the fan tower.

The invention discloses an online fault detection system based on a spindle box of a numerical control gear milling machine and a detection method thereof. The system comprises a mechanical detection module and an oil detection module, and is characterized in that the mechanical detection module comprises multiple vibration sensing modules which are arranged at the positions of an oil outlet and an oil inlet of the spindle box correspondingly, the vibration sensing modules are tightly attached to the box wall of the spindle box, and the connecting lines between the vibration sensing modules on the two sides are parallel to the axis of a spindle; and the oil detection module comprises multiple temperature sensing modules arranged near a driving shaft and a driven shaft correspondingly and multiple flow velocity detection modules arranged at the positions of the oil outlet and the oil inlet of the spindle box correspondingly, and the directions of the multiple flow velocity detection modules are the same and are opposite to the flow direction of oil in the spindle box. According to the system, all positions in the spindle box are comprehensively detected so that the fault position and the fault reason can be quickly positioned, and therefore an efficient fault maintenance mode can be conveniently determined.