129results about How to "Monitor working status" patented technology

The invention discloses a self-made heat conductor and heating equipment into which an insulating heat conduction material is embedded and an implementation method of the self-made heat conductor andthe heating equipment. The self-made heat conductor is of a coaxial cable structure, and comprises an outer conductor, the insulating heat conduction material and an inner conductor. The insulating heat conduction material is good in heat conduction and has an insulating capability. The insulating heat conduction material surrounds the outer side of the inner conductor to completely surround the periphery of the inner conductor, so that the inner conductor and the outer conductor are completely isolated from each other. The heating equipment has the two types of sending-end heating equipment and receiving-end heating equipment. The sending-end heating equipment applies alternating current or direct current between the outer conductor and the inner conductor of the self-made heat conductorthrough an output power supply of an anti-icing and de-icing power transmission device to achieve the anti-icing and de-icing purpose, and the receiving-end heating equipment is connected with a loadthrough a receiving-end steel core to achieve the anti-icing and de-icing work. By means of the self-made heat conductor and heating equipment into which the insulating heat conduction material is embedded and the implementation method of the self-made heat conductor and the heating equipment, heating of steel core resistors of the self-made heat conductor and the heating equipment themselves is effectively utilized, the cost is low, and the effect is good. Under the control of a control center, the anti-icing and de-icing work is implemented and can be implemented online when a high voltage transmission line works, and the safety of electric equipment is guaranteed.

The invention discloses a method and a device for loading and measuring data of an image processing device, which is characterized in that loading programs are stored in a first address of a flash; during loading and starting, a DSP transfers a loading program module to a memory; a plurality of image processing programs to be loaded are stored in a successive address of the flash; and the DSP switches between the loading programs and the plurality of image processing programs according to received instruction information so as to finish flash data loading, channel testing and other testing tasks. After the image processing device is encapsulated, the invention updates and maintains the programs, enables different image processing programs according to different target types and is convenient in operation and high in reliability.

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 a civil aviation VHF radio interference signal automatic monitoring device. The monitoring device comprises a control module, as well as a civil aviation frequency band monitoring signal receiving module, a signal processing module, an interference signal detection module, a display module, a storage module and a communication module which are connected with the control module, wherein the civil aviation frequency band monitoring signal receiving module, the signal processing module and the interference signal detection module are connected in sequence. Through adoption of the civil aviation VHF radio interference signal automatic monitoring device, real-time monitoring, automatic detection, analysis, recording and alarm of all kinds of interference signals which interfere with ground-air communication signals in a civil aviation VHF communication frequency band are realized. The device adopts a 7x24 hour continuous, full-automatic and unattended working mode,thereby solving the problem of difficulty in detection, acquisition, analysis, judgement, confirmation and fast elimination of existing civil aviation interference signals.

The invention discloses an optical fiber reflector and a method of utilizing the optical fiber reflector to achieve PON (passive optical network) monitoring. The optical fiber reflector comprises an optical input interface (1), an optical branch device (2), a built-in extending optical fiber (3), a reflection port (4), an optical output interface (5) and a packaging implement (6), wherein the optical input interface and one end of the built-in extending optical fiber are connected with an input end of the optical branch device; the optical output interface is connected with a large-branch-ratio branch port of the optical branch device; the reflection port is connected with a small-branch-ratio branch port of the optical branch device; and the optical branch device, the built-in extending optical fiber and the reflection port are packaged in the packaging implement. According to a PON monitoring system achieved by utilizing the optical fiber reflector, a structure of a testing network can be simplified; the monitoring cost of the system can be lowered; and the low-cost PON network monitoring can be achieved.

The invention relates to an intelligent bolt for an optical fiber grating sensor and relates to the optical fiber sensing and structure health monitoring field. According to the intelligent bolt, the optical fiber grating sensor is packaged in a bolt body and is used for monitoring, in an on-line mode, extension of the bolt body in a working state. The intelligent bolt comprises a transmission optical fiber, a protection sleeve, a rubber layer and the bolt body. The optical fiber grating sensor is arranged in the middle of the transmission optical fiber. A nut is arranged at the top end of the bolt body. The bolt body is provided with a countersink defined to be a sensor heeling-in hole. The bottom end of the bolt body is not through, and the top end of the bolt body is provided with a through hole. The intelligent bolt is simple in working principle, simple and convenient to manufacture, exquisite in structure, low in cost, and capable of achieving distribution type measurement easily, and effectively prevents large-scale structural pieces from causing accidents due to coming-off or breakage of bolts or other reasons.

The invention discloses a variable spraying machine based on image acquisition; the variable spraying machine comprises a sprayer, an image acquisition system, a spray amount deciding system, a spray amount control system, and a spray state monitoring system; the sprayer is used for completing a spraying process; the image acquisition system is used for collecting farmland images and sending the images to the spray amount deciding system for processing; the spray amount deciding system processes the collected farmland images so as to obtain spray amount deciding information; the spray amount control system controls nozzles of the sprayer to open and close according to the spray amount deciding information sent by the spray amount deciding system, thus realizing variable spraying; the spray state monitoring system can detect a work state signal of the variable spraying machine in real time, and sends the signal to the spray amount control system. The spraying machine can realize spraying according to needs so as to improve pesticide utilization rate, can realize nozzle blocking alarming, can automatically display performance indexes like medicine chest amount, nozzle spray amount and spraying pressure, thus comprehensively monitoring the spray state.

The invention discloses a battery state monitoring method, an edge processor, a system and a storage medium. The method comprises: receiving real-time running data, collected by a battery management system, of a battery and calculating battery state data by the battery management system according to the real-time running data and a battery model; correcting parameters of the battery model according to the real-time running data and the battery state data to obtain corrected parameters; on the basis of the real-time running data, verifying the corrected parameters; and after successful verification, returning the corrected parameters to the battery management system, verifying the corrected parameters again by the battery management system, and updating the corrected parameters to the battery model after successful verification again to monitor the battery state by using the updated battery model. Therefore, the accuracy of the battery model is ensured; and the working state of the battery can be monitored accurately by using the battery model, so that the safe operation of the battery is guaranteed.

A high-power fiber laser safety monitoring method comprises the following steps of: S1, establishing a monitoring channel for monitoring an output terminal and the light returning terminal of a forward combiner (usually the suspending arm of the combiner); S2, establishing a monitoring system that comprises a red light indicating part, a spectrum monitoring part, a waveform monitoring part, a thermal imager monitoring part and a power meter monitoring part; and S3 establishing a monitoring index for establishing the indexes of a fiber laser in normal operation, the indexes including a static index and a dynamic index.

The invention provides a dual-mode vehicle-mounted radio station system, and the system comprises a first communication module which is used for achieving the GSM-R network communication; a second communication module which is used for realizing LTE-R network communication; and a selection control module which is used for controlling the system to select the first communication module or the second communication module for network communication. The first communication module and the second communication module are respectively powered by an independent power supply. The first communication module and the second communication module respectively employ standard chips and are combined with a peripheral circuit to realize GSM-R and LTE-R network communication. The first communication moduleand the second communication module perform data transmission through the same antenna unit; and the peripheral circuit comprises a signal conversion circuit arranged in the second communication module, and the signal conversion circuit is used for converting LTE-R network communication signals to a specified range and transmitting and receiving the signals through the antenna unit. The dual-moderadio station is wide in application range, low in cost and high in flexibility.

The invention relates to an anti-theft system platform of vehicle and a terminal thereof. When the anti-theft terminal arranged on a means of transportation detects an alarming notice in the situation of unusual location, the anti-theft system platform in the vehicle informs users. The anti-theft system platform includes a data storage module, a user data management module, a business service module, a system management module and a communication interface module. The anti-theft terminal includes a wireless communication interface. The anti-theft terminal receives/transmits a system instruction, and obtains location information or self-measuring location information provided by the anti-theft system platform in the vehicle. When the location information is unusual, an alarming is transmitted to the anti-theft system platform in the vehicle through the wireless communication interface. In the invention, a communication link is established among the anti-theft system platform in the vehicle, the anti-theft terminal and the users by using a mobile communication network, and the alarming of the anti-theft terminal is able to realize a real-time monitoring, and an operation state of the anti-theft terminal is capable of being monitored constantly, and the users are capable of being alarmed in case of an unusual situation.

The invention relates to a contact test analysis system suitable for a rotary mill cylinder. The system comprises a mill cylinder at the external of a mill, and a rolling monitoring device in rollingcontact with the mill cylinder; motion signals of the mill cylinder are connected with a mill data processing device, a single-chip, a power spectrum analyzer and a characteristic identifier of an online monitoring and analyzing system through the rolling monitoring device in sequence; an output end of the characteristic identifier is connected with a mill parameter adjuster and a recording/displaying device; and the mill parameter adjuster is connected with the single-chip. The system can be adapted to a working state monitoring principle in a ball mill in a rotary working state, and predictsthe working state of the ball mill to overcome the problems in traditional ball mill state monitoring.

The invention discloses a self-adaption intelligent system for monitoring abnormal conditions of turning tool and a method thereof; thermoelectric current is generated through a temperature difference between a blade participation cutting area and the bottom of a tool body in the cutting process; electricity is supplied to other vibration testing devices by dint of the current acquisition and a voltage controller; and finally, vibration features in the cutting process are transferred to such electronic equipment as mobile phones, computers or PDA of a visible monitoring platform through WIFI signals to achieve the purpose of real-time monitoring of a turning tool working condition through wireless connection. The system and the method can realize self-power supply in the cutting process and automatic report of the tool working condition, that is, the self-adaption intelligent monitoring function is realized.

The invention discloses a photovoltaic power station monitoring system and method and a storage medium. The photovoltaic power station monitoring system comprises a plurality of MPPT interface monitoring units, an audible and visual alarm and a monitoring terminal which are all connected with an operation controller. Each MPPT interface monitoring unit comprises a voltage and current monitoring module, a temperature sensor and a sunlight radiation sensor; the MPPT interface monitoring units preprocess monitoring data of the voltage and current monitoring module, the temperature sensor and the sunlight radiation sensor and then send the monitoring data to the operation controller in real time, the operation controller sends an operation analysis result to the audible and visual alarm after preset algorithm operation and control strategy analysis, early warning is sent out, and meanwhile the operation analysis result is sent to the monitoring terminal. And real-time monitoring data and early warning information are provided for further operation of an administrator. Compared with the prior art, the photovoltaic power station monitoring system can monitor the working state of the photovoltaic power station in real time, can identify abnormity or fault hidden dangers of photovoltaic strings and assemblies, timely discovers and eliminates faults, and enables the photovoltaic power station to well and orderly work in an optimal state.

The invention discloses a pneumatic friction nano-generator, and the nano-generator comprises a cylinder and a piston in a pneumatic system, and a friction generating component, wherein the piston isdisposed in the cylinder and is slidable relative to the cylinder. The friction generating component comprises a first friction layer and a second friction layer, which are respectively disposed on anouter side wall of the piston and an inner sidwall of the cylinder, and the material of the upper surface of the first friction layer and the material of the second friction layer have a frictional electronegativity difference. When the piston slides relative to the cylinder, the first friction layer and the second friction layer slide relative to each other and the contact area changes, and thefriction generating component generates an electrical signal. The invention also provides a sensor and sensing method in a pneumatic system. The generator of the invention can convert the pressure energy or mechanical energy generated by the fluid and a piston in the pneumatic system into electric energy, provides a continuous energy supply device for a low-power sensor in the pneumatic system, and can also be used as a self-driving sensor for monitoring the pneumatic system, wherein the continuous energy supply device can be used for monitoring the operating status of various functional components in the pneumatic system.

The invention provides an exhaust temperature monitoring device of a supercharged diesel engine for a ship and a monitoring method. The device is composed of a power supply module (1), thermocouple signal conditioning modules (2), a controller module (3), CAN bus modules (4), RS422 bus modules (5) and a temperature compensation signal conditioning module (6). The controller module (3) provides all interfaces, the power supply module (1) provides a stable power supply separated from an external power supply for the whole device, each thermocouple signal conditioning module (2) comprises four measuring channels, each CAN bus module (4) comprises two CAN bus interfaces, each RS422 bus module (5) comprises two RS422 bus interfaces, and the temperature compensation signal conditioning module (6) comprises two PT1000 thermocouple measuring channels. The invention has convenient use and easy extension and can meet the requirement of exhaust temperature monitor of the diesel engine for the ship and the comprehensive monitoring of the diesel engine.

The invention provides an electric refrigerated truck power supply system and a control method thereof, and an electric refrigerated truck. The electric refrigerated truck power supply system comprises a power cell, a storage battery, a control module and a refrigerating unit; the refrigerating unit comprises a high voltage electric appliance set and a low-voltage electric appliance set; the highvoltage electric appliance set and the low-voltage electric appliance set are powered by the power cell; a DC/DC module is installed between the power cell and the low-voltage electric appliance set;a first-level switch block is installed between the DC/DC module and the low-voltage electric appliance set; the storage battery is connected with the low-voltage electric appliance through the first-level switch block. When the DC/DC module breaks down, the control module controls the operation of the first-level switch block, so that the power battery stops supplying power to the low-voltage electric appliance set, and power is supplied to the low-voltage electric appliance set by the storage battery. The setting of the first-level switch block and the storage battery ensures that when the DC/DC module fails, the low-voltage electric appliance set can also work normally, and the quality of the loaded items will not be affected.

The invention discloses a tunnel monitoring system, which comprises a video monitoring module, a personnel positioning module, an equipment monitoring module, a control center, a display module, an alarm module and a communication module, wherein the video monitoring module is used for collecting video images in a tunnel; the personnel positioning module is used for acquiring personnel informationof the construction personnel; the equipment monitoring module is used for acquiring working parameters of construction equipment; the control center is used for analyzing according to the personnelinformation and the working parameters, generating a personnel monitoring result and an equipment monitoring result and generating alarm information according to the personnel monitoring result and the equipment monitoring result; the display module is used for displaying the video images in real time; the alarm module is used for giving an alarm according to the alarm information; and the communication module is used for realizing communication between the modules of the system. The invention further discloses a tunnel monitoring method, which can effectively monitor the working state of theequipment and personnel in the tunnel, automatically judging irregularities, and improving the accuracy of irregularity judgment.

The invention provides a test device and test method for lubricating oil cut-off of an aero-engine afterburner fuel regulator. By transforming a test device for an afterburner fuel regulator and adding a temperature measurement device on the afterburner fuel regulator, the invention achieves the purpose of monitoring whether a bearing of the afterburner fuel regulator works abnormally, solves the problem that an original test device for the afterburner fuel regulator does not meet lubricating oil cut-off test conditions and the problem of how to monitoring the working status of the afterburner fuel regulator after the lubricating oil cut-off, verifies whether the lubricating oil cut-off of the afterburner fuel regulator would cause damage to the bearing or an abnormal increase in temperature of a housing, and finds out the working time of the afterburner fuel regulator when the housing does not break after the lubricating oil cut-off. The test method facilitates the quick analysis of causes of failure of the bearing of the afterburner fuel regulator and the increase in the temperature of the housing.

The invention discloses a stepping motor working state monitoring method and device and an air-conditioning controller. The method comprises the steps of performing signal transformation for a driving signal of a stepping motor to obtain a corresponding signal level; performing signal processing for the signal level to obtain a corresponding square signal; and performing cycle monitor for the driving signal of the stepping motor based on the square signal to determine the operating state of the stepping motor. According to the scheme of the invention, the problems including low reliability, bad accuracy and big maintenance difficulty and the like in the prior art are solved, and the beneficial effects including high reliable, good accuracy and small maintenance difficulty are realized.

The present invention relates to a circuit breaker monitoring device with a relay protection function. The circuit breaker monitoring device comprises a processor module, a communication module, a signal detection module, a signal conditioning module, an A/D conversion module, a display module, an RTC module and a memory module; the communication module, the display module, the RTC module, the A/D conversion module and the memory module are all connected with the processor module; the signal detection module comprises a switching-off/switching-on coil current detection unit and an energy storage motor current detection unit; the switching-off/switching-on coil current detection unit and the energy storage motor current detection unit are both connected with the signal conditioning module; and the signal conditioning module is connected with the A/D conversion module. According to the circuit breaker monitoring device with the relay protection function provided by the technical schemes of the invention, a multi-functional detection unit is additionally adopted to monitor a circuit breaker, and at the same time, a variety of real-time monitoring modes are provided, and therefore, the real-time monitoring of the circuit breaker can be strengthened.

The invention discloses a pinch valve working state detecting device and a detecting method. The pinch valve working state detecting device comprises a sensor housing, a solenoid valve and a hose sleeve detecting device used for detecting the position of a valve-in hose sleeve. A compressed air interface is formed in a pinch valve, and the sensor housing is connected to the compressed air interface. A pressure sensor diaphragm used for detecting and controlling air pressure is also arranged in the sensor housing. The hose sleeve detecting device is a capacitance feeler lever or a spring feelerlever, and the capacitance feeler lever or the spring feeler lever is inserted into a valve body of the pinch valve through the compressed air interface. The detecting device obtains the corresponding relationship between the air source state and a radial position signal of the valve-in hose sleeve and the working state of the pinch valve by collecting the air source state and the radial positionsignal of the valve-in hose sleeve and giving full consideration to the possible failures of the pinch valve in the operation process, so as to realize the comprehensive monitoring of the working state of the pinch valve.