264 results about "Accident avoidance" patented technology

The invention provides a miner safety early warning system based on UWB and AI cameras, and relates to the technical field of mine safety, the miner safety early warning system comprises a positioning module, a video monitoring and analysis module, a data fusion and processing module and an early warning and communication module, the positioning module is composed of a plurality of UWB base stations arranged in a mine and UWB positioning cards worn by miners, and the video monitoring and analysis module is connected with the early warning and communication module. The centimeter-level real-time positioning of miners is realized through ultra-wideband pulse signals; the UWB technology is applied, the positioning precision is improved to the centimeter level, the positions of miners can be accurately mastered, precious time is won for emergency rescue, intelligent recognition and analysis of personnel behaviors and environmental risks are achieved through the AI camera, the defects of traditional monitoring are overcome, potential safety hazards can be found in advance, and through multi-source data fusion and real-time processing, the safety of the miners is improved. The system can give an early warning at the first time when a danger occurs, thereby effectively avoiding the occurrence of an accident or reducing the harm degree of the accident.

The invention discloses a community fuel gas system management method and system based on fuel gas safety, and relates to the technical field of fuel gas system management.The method comprises the following steps that basic data of an old community fuel gas system are collected, field inspection is conducted on fuel gas pipelines, valves and combustion appliances in a community, and current situation data are recorded; risk assessment is carried out based on the on-site inspection result and basic data of the gas system, and potential safety hazards and weak links are identified; and potential safety hazards and weak links are identified according to risk assessment. Sensors are installed on gas pipelines and key equipment, key data of pressure, flow and leakage detection are collected and processed in real time, early warning of different levels is triggered once abnormal data are monitored, a corresponding early warning mechanism is generated, and therefore the safety monitoring level of a gas system is improved, and the safety of the gas system is guaranteed. Potential safety hazards can be found and early warned in time, and accidents are effectively avoided.

The invention discloses a wind generating set cabin crane safety control system, and relates to the technical field of wind power generation, the wind generating set cabin crane safety control system comprises a monitoring center, the monitoring center is in communication connection with a monitoring module, a data processing module, a judgment module, a crane motor control module and an alarm and prompt module, all the modules are in electric signal connection, and the monitoring module is in communication connection with the data processing module. The monitoring module is used for monitoring environment data and working state data of the crane in real time, and the environment data comprises wind speed, wind direction, temperature and humidity; the working state information of the crane comprises the speed, the lifting rope position, the load weight and the like. By integrating various sensors and a real-time monitoring technology, the operation state and the surrounding environment of the crane are accurately sensed, and when abnormal conditions are detected, the system immediately triggers an early warning or emergency shutdown mechanism, so that accidents are effectively avoided, and the safety accident risk caused by man-made misjudgment or equipment failure is reduced.

The invention relates to the technical field of machine vision, in particular to a system and a method for realizing abnormal behavior detection and intelligent analysis in an industrial scene based on a machine vision technology. According to the system, workshop image data are collected through a high-precision camera, and the action and posture of a worker and the operation state of equipment are analyzed through an image recognition algorithm. In order to ensure accurate detection, a multivariate feature model is constructed to mine behavior features, and a deep learning neural network is adopted to optimize recognition accuracy and speed. The method is characterized in that the image quality is improved through data preprocessing, accurate behavior positioning and recognition are realized through fusion of multiple algorithms, and an intelligent analysis module is designed to generate a report to assist decision making. In industrial production, the system can timely discover abnormal conditions such as illegal operation, deviation from a safe area, fatigue operation and the like, give an alarm and provide an analysis report, so that accidents are avoided, and production benefits are improved. Through testing, the abnormal behavior detection accuracy is high, the system response is rapid, and industrial safety management and production process optimization can be effectively assisted.

The invention discloses a valve state monitoring and safety interlocking method based on machine vision, and belongs to the technical field of industrial process control and safety. The method comprises the following steps: 1, calibrating a camera and establishing a model; step 2, image acquisition and preprocessing; step 3, key image feature extraction and state decision; fourthly, opening degree calculation and state judgment are carried out; 5, safety interlocking is triggered; and 6, feeding back data. The valve state monitoring and safety interlocking method is achieved through the valve state monitoring and safety interlocking system. According to the invention, the millimeter-level or even submillimeter-level displacement and angle real-time accurate measurement of the opening degree of the valve can be realized, the state monitoring of the valve is realized, and the stability and reliability in the production process are improved; state judgment is carried out by comparing the real-time opening value with the instruction opening from the control system, a safety interlocking signal is generated and transmitted to the safety interlocking system, and finally physical safety action is triggered, so that a set of complete safety protection system is realized, and accidents are avoided.

An occlusion is identified in a vehicle transportation network. A visibility grid is identified on a second side of the occlusion for a vehicle that is on a first side of the occlusion. The visibility grid is identified with respect to a region of interest that is at least a predefined distance above ground. The visibility grid is used to identify first portions of roads sensed by a sensor positioned on the vehicle and second portions of the roads that are not sensed by the sensor. A driving behavior of the vehicle is altered based on the visibility grid.

The invention discloses an intelligent parking lot vehicle monitoring system, and belongs to the technical field of parking lot vehicle management. Comprising a vehicle end, and the vehicle end is connected with an intelligent monitoring platform. The vehicle end comprises a vehicle running state information acquisition module, an AI intelligent early warning module and an active braking module; the intelligent monitoring platform comprises a real-time monitoring module, a data processing module and a remote control module. Through the Internet of Things, big data and AI technologies, all-weather monitoring, data analysis and abnormal early warning of the vehicle are realized; through the active brake module and the passive infrared detector, the safety performance of the equipment in emergency is enhanced, and automatic deceleration or emergency stop can be realized to avoid accidents; the active braking module assists operators, the influence of the environment and dense personnel on operation is reduced, and the operation safety and stability are improved. And meanwhile, intelligent scheduling is supported, vehicle operation is optimized, and the empty driving rate is reduced. A mobile terminal management function enables a manager to master the dynamic state of a field at any time and efficiently deal with emergencies.

The invention relates to an expressway disease dynamic early warning system with unmanned aerial vehicle-mounted sensing and calculation equipment, and belongs to the technical field of intelligent traffic, the expressway disease dynamic early warning system comprises an operation platform, an unmanned aerial vehicle, a sensing and calculation integrated roadside base station, an unmanned aerial vehicle nest and a vehicle-mounted unit, the unmanned aerial vehicle-mounted sensing and calculation integrated roadside base station collects expressway pavement pictures in real time, and sends the expressway pavement pictures to the unmanned aerial vehicle nest; the image is reported to the unmanned aerial vehicle nest through the image transmission system, and the unmanned aerial vehicle nest transmits the expressway pavement image back to the operation center through the local area network; and the sensing, communication and calculation integrated roadside base station identifies pavement disease information in real time, generates a V2X standard message set containing pavement abnormal information and dynamically broadcasts the V2X standard message set to the vehicle-mounted unit. According to the invention, the unmanned aerial vehicle carries the sensing and calculating intelligent equipment to fly on the expressway, and the sensing and calculating intelligent roadside equipment acquires the expressway pavement picture in real time, so that the inspection efficiency is greatly improved, the traditional mode of finding the roadside by a vehicle is overturned to be the mode of finding the vehicle on the roadside, and accidents are greatly avoided.

The invention discloses a tubular busbar monitoring system, and relates to the technical field of tubular busbars, the tubular busbar monitoring system comprises a tubular busbar, a micro-module monitoring center, a network unit and a plurality of groups of detection units, the tubular busbar is provided with the detection units, and the micro-module monitoring center is in remote communication connection with the detection units through the network unit. The tubular bus can be monitored in real time, the monitoring content comprises bus joint temperature detection, bus outer shielding layer potential detection, bus leakage current detection, bus vibration detection and bus environment temperature and humidity detection, when any monitoring module is abnormal, the micro-module monitoring center can send out alarm information in a one-way mode, and the monitoring accuracy is improved. And finally, the parameters are collected and analyzed for analysis and reference of operators, so that intelligentization and standardization of various monitoring data acquisition of important high-voltage lines are realized, real-time transmission or cyclic detection is facilitated, accidents can be avoided as much as possible, and safe and reliable operation of a cable system is ensured.

The invention discloses a data acquisition and user behavior analysis system for urban rail transit, which relates to the technical field of behavior analysis, and comprises an image acquisition module for acquiring image data containing coordinates and quantity of pixel points in real time; the data preprocessing module preprocesses the data; the central calculation processing module obtains passenger transfer confusion parameters through comprehensive calculation and standardization processing, calls a prompt module if the parameters are confusion after analysis, and ends if not; and the prompt module is responsible for sending a polite transfer prompt. According to the system, through image recognition and algorithm analysis, transfer chaos can be quickly recognized and prompted, accidents are avoided, and vulnerable groups are protected; in addition, order can be evaluated objectively, delay is reduced, anxiety of passengers is relieved through political prompts, and credibility is improved.

The invention discloses a ship collision early warning system based on multi-source data, and belongs to the technical field of collision early warning. The system comprises a detection system, a prediction system, an analysis system and an early warning system. The detection system is used for obtaining a collision risk area based on ship driving information; the prediction system is used for predicting a future path of an obstacle in the collision risk area; the analysis system is used for carrying out risk level calculation based on the future path and planning the future path of the ship to obtain an obstacle avoidance path; the early warning system is used for carrying out collision early warning based on the risk level. According to the invention, future path prediction and collision grade calculation are carried out on obstacles which may collide in advance, the obstacle avoidance path of the ship is planned by taking the future path as an obstacle avoidance point, and meanwhile, an existing obstacle avoidance path planning method is optimized and improved to obtain the obstacle avoidance path. Static or dynamic obstacles can be flexibly avoided to a greater extent, and accidents are avoided.

The blade fault diagnosis method and system based on wind turbine vibration provided by the present invention include the following steps: step 1, obtaining vibration data of the blade during real-time operation; forming a comparison data group of corresponding time with the vibration data and the wind force level obtained in real time; step 2, comparing the obtained comparison data group with a preset vibration information database; step 3, combining the comparison result obtained in step 2 with the real-time operation status and vibration information of the wind turbine obtained, and judging whether the blade is abnormal based on the wind turbine; the present invention utilizes the operation status and vibration condition of the observed generator set to verify whether the blade has a fault caused by the vibration of the generator set, so that the blade fault can be discovered in time to avoid the occurrence of accidents.

The invention discloses a safety monitoring method and system based on an electric power operation environment, and relates to the technical field of electric power operation safety management, and the method comprises the steps: collecting first data and second data, and carrying out the real-time analysis through combining the first data and the second data; identifying the first state through a first model, and performing evaluation to generate a first evaluation score; and predicting a first behavior mode through a first method, and adjusting a first threshold to guide an operator to take safety measures. According to the method provided by the invention, behavior identification is carried out by combining the ConvLSTM model, and non-standard operation behaviors can be found in time, so that potential safety hazards are effectively avoided; by constructing a safety risk assessment model, the risk of accidents is effectively reduced; by dynamically adjusting the monitoring threshold value, the safety monitoring system is more sensitive and accurate, the change of the working environment can be responded in time, and the safety of operators is ensured; through behavior trend prediction, potential non-standard behaviors can be recognized in advance, and accidents are avoided.

The utility model discloses an intelligent warning system for a preposed warning section of a high-risk road section of a highway, and belongs to the technical field of traffic safety and accident warning. According to the warning system, the monitoring unit and the warning unit are arranged to monitor roads and the like, and the warning unit is utilized to carry out early warning or on-site warning management on a driver according to the monitoring result, so that further expansion of accidents is avoided. Specifically, the monitoring unit realizes comprehensive monitoring of a road by acquiring image data of the road and vehicles on the road, a load condition of the road, an oscillation condition of the road and an on-off state of the road; the warning unit carries out early warning prompt on a driver through multiple aspects of sound, vision and characters, and the warning unit is arranged on a monitoring road section and a front warning section, so that the driver can obtain an early warning signal in advance, and the driving safety is guaranteed; the defects of existing high-risk road section warning or existing system on-site early warning are overcome.

The embodiment of the invention discloses a safety assessment method and device for a receiving station, equipment and a medium, and the method comprises the steps: determining a risk event according to a hazard source in a to-be-assessed receiving station, and enabling the risk event to represent a hazard source out-of-control event; determining a safety index of the to-be-evaluated receiving station according to historical data associated with the risk event of other receiving stations and the technological process of the to-be-evaluated receiving station; a comprehensive influence matrix is determined according to the index scores of the safety indexes, a safety evaluation graph of the to-be-evaluated receiving station is determined based on the comprehensive influence matrix, and the safety evaluation graph is used for investigation operation of risk events of the receiving station and characterization of the causal relationship and the hierarchy of the safety indexes. Based on the safety assessment diagram provided by the embodiment of the invention, accident cause factors, causal relationships and levels can be determined, the accuracy of risk disposal can be improved, and meanwhile, through the safety indexes and the safety assessment diagram, the accident occurrence mechanism can be known, the accident prevention capability can be improved, and the occurrence of accidents can be avoided.

The utility model belongs to the technical field of protection devices, and particularly relates to an automatic protection device for a pressure gauge under ultrahigh pressure, which comprises an overpressure protector, a threaded head is fixedly mounted at the top of the overpressure protector, a support frame is fixedly mounted on a pressure relief pipe, a battery assembly is fixedly mounted in the support frame, and a pressure relief pipe is fixedly mounted in the battery assembly. A buzzer is fixedly installed at the top of the supporting frame, a sealing block is arranged in the pressure relief pipe, and a cylinder is fixedly connected to the sealing block. According to the utility model, the buzzer can give an alarm when the automatic protection device releases pressure under the ultrahigh pressure of the pressure gauge, the air pressure pushes the sealing block to move, the sealing block moves to drive the cylinder to move synchronously, the cylinder drives the conducting strip to move, and the conducting strip moves to be in contact with the conducting ring; furthermore, the current in the battery assembly flows into the buzzer, so that the buzzer works to give out a sound alarm, the purpose of warning workers is achieved, and accidents are avoided.

A data storage method and a related apparatus, a vehicle, and a controller. A drive-by-wire system (101) is connected to the controller, and the vehicle comprises the drive-by-wire system (101) and the controller. Parameter data of the drive-by-wire system (101) is layered to obtain first data and second data. The drive-by-wire system (101) only stores the first data, which provides lower precision for the parameter data, and sends to a first controller the second data, which can provide higher precision for the parameter data, so that the first controller stores the second data. The parts having different precisions are stored in different components, so that the precision of data can flexibly match storage component costs, and the costs required for storing data of the drive-by-wire system (101) are reduced. If a device comprising the drive-by-wire system (101) fails (for example, an automobile experiences an accident), and data inside of the drive-by-wire system (101) is unavailable, the second data stored in the first controller can still provide high precision for parameter data, such that the situation in which data is completely unavailable due to loss of some components after an accident can be avoided, and the possibility of data being returned after the accident is increased.

The invention relates to a vehicle control system and method. The vehicle control system includes: a clutch temperature detection device configured to detect a temperature of a clutch; a road grade detection device configured to detect a grade of a road on which the vehicle travels; the control device is in communication connection with the clutch temperature detection device and the road gradient detection device and is configured to obtain the temperature of the clutch and the gradient of a road on which the vehicle travels; determining, based on the temperature of the clutch and the gradient of the road on which the vehicle travels, whether or not control after the clutch is overheated is required; when it is determined that the control after the clutch is overheated needs to be performed, determining whether a driver adopts a braking operation or not; and when it is determined that the driver does not take the braking operation, the vehicle enters an active braking control mode. According to the vehicle control system and method, in the vehicle climbing process, when the clutch is overheated and separated, the vehicle can enter the automatic braking control mode, and accidents are avoided.

The utility model relates to a hydraulic lifting platform with an early warning fence. The hydraulic lifting platform comprises a plurality of stand columns fixedly arranged on a lifting platform, assembly blocks fixedly arranged at the upper ends of at least two pairs of stand columns on the front side and the rear side respectively, swing arms matched with the assembly blocks in a pivot mode, and two movable stop levers with the two ends connected with the free ends of the two pairs of swing arms on the front side and the rear side respectively. And a positioning block is arranged on the assembly block and is matched with the pivot end of the swing arm, so that the swing arm can be kept in an upward inclined extending state towards the inner side of the protective fence relative to the upright post, and meanwhile, the swing arm can rotate towards the outer side of the protective fence relative to the upright post. And a sensing assembly and an alarm are arranged on the assembly block. The sensing assembly is matched with the pivot end of the swing arm, and the sensing assembly can generate a sensing signal when the swing arm rotates. According to the lifting platform, when an operator is excessively close to the operation side edge of the lifting platform, the operator can be reminded in time, the safety of the operator can be guaranteed, and accidents are effectively avoided.

The utility model discloses an anti-channeling belt feeder which comprises an AI camera, a feeder, a gate, a hydraulic station and an electrical controller, the AI camera is arranged in front of an outlet of the feeder, the feeder and the hydraulic station are connected with the electrical controller, and the hydraulic station is connected with the gate of the feeder. According to the utility model, the occurrence of bin channeling accidents is effectively avoided, and accidents are avoided.

The invention discloses a road dangerous case warning device and a road dangerous case warning method, the road dangerous case warning device comprises road dangerous case warning devices which are distributed at intervals along a road advancing direction, and the inside of each road dangerous case warning device is provided with identity information and direction information corresponding to a road where the road dangerous case warning device is located, and serial numbers which are sequentially arranged on the road. The road dangerous case warning devices can be in communication connection, and any road dangerous case warning device can send out a starting signal to drive the corresponding road dangerous case warning device to work after being started. The road dangerous case warning device can establish a warning area according to warning requirements under the condition that any road dangerous case warning device is started on the basis of own communication capability and identity recognition capability, is not restricted by long-distance communication requirements, can be flexibly configured on various roads, conveniently constructs the warning area for the roads, and improves the road safety. The safety driving degree of other vehicles on an accident road section is greatly improved, and accident expansion is avoided.

The utility model relates to a household appliance, in particular to an electric furnace panel, which solves the use problem of an electric furnace. Comprising a base, a panel and a furnace body, the panel is arranged on the top face of the base and fixedly connected with the top face of the base, a mounting groove allowing the furnace body to be embedded is formed in the panel face of the panel, and the furnace body and the base are fixedly assembled. A switch controller electrically connected with the key switch is arranged in the cavity, the top face of the oven body is a heating face, and the oven body is provided with evenly-distributed heat conduction strips and heating wires arranged in a surrounding mode on the heating face. Due to efficient energy conservation, intelligent temperature control and efficient heating wire design, energy consumption is reduced, and heating efficiency is improved; safety and reliability are achieved, multiple protection mechanisms are adopted, use safety is ensured, and accidents are avoided; intelligent operation is achieved, remote control and timing functions are supported, and user experience is improved; due to the design of the multi-color indicator lamp, a user can visually know the working state of the electric furnace.

The utility model discloses a cylinder score deviation prevention fixing base which comprises a bottom plate, an arc-shaped fixing plate is fixedly installed on one side of the top of the bottom plate, the side wall of a groove in one end of the fixing plate is rotationally connected with the side face of one end of a rotating plate, the rotating plate is arc-shaped, and the fixing plate and the rotating plate can form a cylinder. Two hasps are fixedly installed on the side face of one end of the rotating plate, hooks matched with the two hasps are fixedly installed on the side face of one end of the fixed plate, a positioning groove is formed in the middle of the top of the bottom plate, and deviation prevention mechanisms are installed on the fixed plate and the rotating plate. The anti-deviation mechanism comprises a supporting plate, a fixing rod, a clamping plate, a guide rod, a fixing nut, a screw rod and a hand wheel, and the anti-deviation fixing base for the pull cylinder can clamp and fix the pull cylinder, so that the pull cylinder is prevented from vibrating and deviating when scattering materials, accidents are avoided, and the materials in the pull cylinder are conveniently and efficiently scattered by a high-speed dispersion machine.

The present invention relates to the technical field related to highway runoff, and discloses a highway runoff emergency treatment structure, including a runoff collection system and a supervision and treatment system, the runoff collection system including a runoff storage mechanism and a rain gauge, the runoff storage mechanism including a runoff storage body, the runoff storage body is provided with an accident pool and a rainwater pool, a partition plate body is provided between the accident pool and the rainwater pool, and a flow-relief plate is installed in the accident pool; a highway runoff emergency treatment structure of the present invention is provided through an accident pool and an internal structure, and leaked liquid of accident hazardous chemicals is introduced into the accident pool through an input pipeline and a guide pipe, and an inclined slope portion structure of a flow-relief plate is provided on the lower side of the guide pipe, so that the accident liquid can be inclinedly buffered and drained through the inclined slope portion, rather than directly rushing downward, thereby avoiding violent shaking and collision of the accident liquid, which can easily cause splashing and other safety hazards.

The invention relates to the technical field of substation operation and maintenance monitoring, in particular to an alarm automatic identification linkage telephone voice and short message informing system and method, the system part comprises an alarm identification module, an information integration module and a linkage informing module, the alarm identification module receives an abnormal alarm of field equipment and outputs alarm and accident information according to a set rule; the information integration module grabs and integrates the information to form complete information and then outputs the complete information, and the linkage notification module receives the complete information and sends the complete information to related personnel in a short message form, and converts the complete information into audio to automatically make a call for playing at the same time; the method comprises the steps of receiving an alarm and outputting information according to a set rule, capturing integrated information to form complete information, receiving the complete information and informing related personnel in the form of short messages and telephone voices. The system can get rid of dependence on manual monitoring, realizes automatic alarm identification and active notification, quickly notifies related personnel to process the alarm, and avoids accident expansion.

The utility model relates to the technical field of pipeline loading and unloading, and discloses a loading and unloading pipeline pressure safety interlocking device which comprises a loading yard quantitative loading controller, and further comprises an alarm piece, a monitoring piece and an emergency stop piece which are arranged on the outer side of the loading yard quantitative loading controller. The static oil spilling device, the gas phase pressure transmitter, the liquid phase pressure transmitter, the vortex shedding flowmeter and the mass flowmeter are arranged on the outer side of the quantitative loading controller of the loading yard. According to the utility model, parameters such as pressure, temperature, flow and the like of a pipeline can be monitored in real time through the cooperative use of the quantitative loading controller of the loading yard, the alarm piece, the monitoring piece and the emergency stop piece; abnormal conditions can be found in time, and accidents such as pipeline breakage caused by abnormal pressure are avoided; when an abnormal condition is monitored, an alarm can be triggered automatically, accidents are avoided, meanwhile, equipment such as a valve and a pump of a pipeline can be controlled automatically, danger caused by the abnormal condition is prevented, and the safety of loading and unloading operation is improved.

The invention relates to a method and a device for sending a vehicle control message of a vehicle-mounted intelligent terminal. I, transmitting identity information through the agent module; 2, the proxy module encrypts the identity information of the proxy module according to the secret key and applies for a gateway; 3, the gateway module decrypts the identity information and verifies data legality; 4, issuing the vehicle control instruction through the agent module; 5, encrypting the vehicle control instruction; 6, the gateway module decrypts the instruction and verifies the instruction; the validity of the gateway, the identity information, the message information and the timestamp; 7, finding out the corresponding gateway, and carrying out reverse inquiry on the agent module to check whether the information is issued by the application or not; and 8, correctly issuing the vehicle control information after verification. According to the invention, accidents can be reduced or avoided, vehicle control command information is prevented from being counterfeited through unknown applications and unknown means, and the problem of vehicle control capability loss and tampering caused by external invasion on the vehicle-mounted intelligent terminal is solved.

The cargo transfer system comprises a first transport device and a second transport device, the first transport device and the second transport device are installed in the first storage room and the second storage room which are adjacent respectively, and the first storage room and the second storage room are provided with separation walls. A transportation channel is arranged on the separation wall, and the first storage room and the second storage room are communicated through the transportation channel; the temporary isolation plate can enable the transportation channel to be in a closed or opened state; the first transportation device and the second transportation device are provided with a transfer device, the transfer device is located in the first storage room, and when the transportation channel is in an open state, the transfer device can transfer goods on the first transportation device to the second transportation device; by means of the structure, goods can be rapidly transferred between the two storage rooms, the isolation plate can be closed in time when an accident occurs in a certain storage room, the accident is prevented from spreading between different storage rooms, and losses caused by the accident are reduced.