240results about "Signalling system details" patented technology

The invention discloses a fire-fighting early warning system and method based on artificial intelligence, and relates to the technical field of intelligent fire-fighting early warning, and the system comprises an environment sensing module which comprises a multispectral sensor, a temperature sensor, a smoke sensor and a high-definition camera, and is used for collecting fire characteristic spectral data and transmitting the data to a data analysis module; the data analysis module comprises an edge calculation unit and a data fusion unit, and is used for performing feature extraction and anomaly detection on the fire feature spectrum data through a deep learning model to generate a fire risk assessment result; the early warning decision module comprises a risk assessment unit, an early warning grading unit and a communication unit, and is used for determining an early warning grade according to a fire risk assessment result and triggering equipment of the execution feedback module; and the execution feedback module comprises a spraying system, an emergency lighting system and an alarm and is used for executing fire emergency measures according to the instruction of the early warning decision module. According to the invention, comprehensive improvement of fire prevention and control efficiency is realized through cooperative work of multiple modules.

The invention belongs to the technical field of electric overhead working trucks, and provides a narrow-body self-walking working platform with a hybrid power system, which comprises a walking platform, a working device and a control system. The walking platform adopts a narrow-body four-wheel-drive chassis and is provided with a hybrid power system of a fuel engine and an electric pump, and the control system integrates an environment sensing unit, a stability calculation unit, a track prediction unit, an early warning unit and a control decision unit. The environment sensing unit constructs a high-precision three-dimensional environment map; the stability calculation unit calculates the overall gravity center position and the dynamic stability boundary of the platform in real time; the track prediction unit establishes a dynamic hydraulic system response model; and the early warning unit adopts an artificial potential field method to calculate a safety avoidance path. And the control decision unit automatically adjusts the control instruction according to the risk type and degree. According to the invention, the organic combination of environment perception, dynamic stable control, prediction trajectory planning and electrified body safety protection is realized, and the operation safety and efficiency of the aerial work platform are obviously improved.

The invention discloses a welding seam change detection device and method for a steel structure in a building, and relates to the technical field of building steel structure welding seam detection.The welding seam change detection device comprises a protective shell, a sensing module, a data processing module and an alarm module are arranged in the protective shell, and a mounting unit is further arranged at the bottom of the protective shell; the method further comprises the steps of S1 pretreatment of a weld joint detection area, S2 device positioning and installation, S3 system initialization and parameter configuration, S4 weld joint deformation signal collection, S5 signal processing and transmission, S6 anomaly analysis and alarm triggering and S7 continuous monitoring. According to the invention, the array-type magnetoelastic sensing unit is combined with the AD conversion chip unit and the signal amplification unit, so that high-resolution acquisition of microvolt-level signals is realized, and tiny deformation in transverse, longitudinal and shearing directions can be captured; meanwhile, through signal amplification in the step S3, the step S4 and the step S5, the early recognition capability of the tiny defects of the welding seam is remarkably improved, the sensitivity reaches 5 mu epsilon, and 0.1 mm-level microcracks can be accurately recognized.

A low-profile addressable egress lighting luminaire configured to illuminate a plurality of contiguous paths of egress that merge below the luminaire by using a plurality of horizontally positioned laterally rotational light sources, each emitting a directional elongated linear light beam onto a section of an egress path on the surface below.

The invention discloses an Internet of Things networking scheduling method for railway tunnel disaster prevention illumination and evacuation indication, and relates to the technical field of railway tunnel disaster prevention. Comprising the following steps: S1, tunnel end monitoring equipment actively initiates environmental channel detection through a power line carrier communication network, scans impedance characteristics, noise levels and attenuation characteristics of different line sections in a tunnel, establishes a dynamic channel fingerprint database, and records an optimal communication frequency point and a channel quality threshold; and S2, performing real-time linkage between the local center monitoring main station and a fire alarm system, and after receiving a fire alarm signal, immediately generating a dynamic evacuation path through a disaster evolution prediction model according to a fire alarm position, a smoke diffusion state and a real-time channel state. The power line carrier communication module is utilized to actively perform channel detection and electrical parameter acquisition, a state channel fingerprint database is established, and fault diagnosis and state grading are performed based on the state channel fingerprint database, so that the overall reliability and maintainability of the scheme are improved, and the availability of equipment in a disaster is ensured.

The present invention relates to a wearable safety device 99 comprising: a device body 1 adapted to be secured to a user; a local alert system comprising at least one light source 65 and an audible alarm 35; an electronic control unit 51 comprising an alarm trigger and being configured to control the local alert system, wherein the electronic control unit is configured to continuously or repeatedly activate the light source to provide a visual alert, and wherein the electronic control unit is configured, upon actuation of the alarm trigger, to activate the audible alarm. The present invention also relates to a system comprising: a wearable safety device as aforementioned; and a software application for a user device, preferably a smartphone, wherein the software application is configured to broadcast an alert signal: based on a comparison between a planned route input by a user to the software application and data relating to the location of the user device; and / or upon actuation of the alarm trigger.

The invention discloses an intelligent medical management system based on artificial intelligence, and relates to the field of data processing, and the system comprises a sensing module which is used for sensing the position information of medical personnel in a hospital and an emergency transportation sickbed in real time; the labeling module is used for labeling available operating rooms on the in-hospital path three-dimensional topology in real time; by sensing the positions of medical workers and emergency transport sickbeds in real time, marking available operating rooms on a three-dimensional topology, intelligently deciding medical worker configuration and sickbed moving paths, visualizing the paths and directions through a public area display, and playing early warning audio to prompt evacuation, the first-aid efficiency is effectively improved, precious time is won for patients, and the medical workers and the emergency transport sickbeds are protected. And the first-aid channel is ensured to be smooth, so that the in-hospital multi-source resource scheduling arrangement of the medical first-aid scene is more scientific, reasonable and orderly.

A system includes a processor that collects and analyzes meteorological data and sensor data in real time, predicts future disaster risks based on past disaster data, detects abnormal patterns and identifies precursors of disasters, automatically issues warnings based on identified precursors, calculates optimal evacuation routes and provides them to users in real time, and supports information exchange between affected areas and relief teams.

The invention relates to the field of fire safety engineering, and discloses a fire-fighting deployment method and device under a PLC Internet of Things framework and an Internet of Things platform, and the method comprises the steps: firstly obtaining fire-fighting equipment in a target area, analyzing a cooperative linkage mode, and formulating an early warning response rule; analyzing a data transmission channel according to a rule, querying a performance threshold value, detecting channel performance data, calculating a resource conflict value according to the performance threshold value, and constructing a fire-fighting resource deployment process; secondly, partitioning a deployment process task, and determining an execution sequence and an execution time window; and finally, monitoring a window activity state, constructing a deployment response path, identifying a path core node, and making a fire-fighting optimization deployment scheme. And the response efficiency of fire early warning is improved.

A method (100) for estimating CO concentration in the interior of a vehicle (10) is provided. The method (100) comprises providing (110) sensor data representing a current CO concentration at at least one measurement location in and / or on the interior of the vehicle, evaluating (120) the sensor data to determine the current CO concentration at the at least one measurement location, determining (130) a correlation between the current CO concentration at the at least one measurement location and a current CO concentration at at least one target location in the interior of the vehicle, and estimating (140) the current CO concentration at the at least one target location at least partially based on the current CO concentration at the at least one measurement location and on the correlation between the current CO concentration at the at least one measurement location and the current CO concentration at the at least one target location.Furthermore, a computing unit (4), a system (1) and a vehicle (10) are provided.

A system for responding to an emergency incident in a facility is described. The system includes a display device with a virtual map of the facility and a plurality of devices configured to be respectively worn by a plurality of users in the facility. Each device of the plurality of devices is configured to be activated upon detection of the emergency incident in the facility. When activated, each device of the plurality of devices is configured to provide a non-audible alert to other devices of the plurality of devices, provide an emergency indication along with its location data for display on the virtual map, and place a one-way audio call through a cellular network to at least one recipient.

The invention relates to the technical field of intelligent medical treatment, and discloses a control method of an intelligent medicine box and the intelligent medicine box, and the method comprises the following steps: the intelligent medicine box reads configuration data in a configurator, and carries out medication plan configuration on the intelligent medicine box based on the configuration data; when the medicine taking reminding time corresponding to the medicine taking plan arrives, displaying and prompting the medicine taking information through a display screen of the intelligent medicine box, performing sound prompting on the medicine taking information through sound output equipment of the intelligent medicine box, and performing light prompting through a medicine storage bin matched with the medicine taking information in the intelligent medicine box; medicine taking information corresponding to the intelligent medicine box is obtained, and a medicine taking record is determined based on the medicine taking information; and generating a medicine taking report according to the medicine taking plan and the medicine taking record.

A method of determining a probability of a fire occurring in one or more rooms of a building, comprising: determining a geometry of a room in response to a floor plan; determining whether one or more items are located within the room and a combustibility of each of the one or more items; determining whether one or more hazards are located within the room; and determining a probability of a fire occurring in the room in response to at least one or more items being located within the room, the combustibility of each of the one or more items, and the one or more hazards being located within the room.

The invention discloses an urban fire early warning reaction system based on the Internet of Things and edge computing, and relates to the technical field of urban fire rescue. The first edge computing node is responsible for extracting fire data and judging whether fire rescue power is sufficient or not, the fire range, position and level can be rapidly recognized, and therefore an accurate basis is provided for configuration of the rescue power; the edge computing node II can plan a fire rescue path and screen an optimal path according to the traffic data to ensure that the fire rescue force can reach the fire scene at the fastest speed; most importantly, the path with the highest smoothness coefficient can be identified by analyzing the road image and the predicted passing time, and weighted evaluation is carried out by combining the predicted passing time of each path section, so that the fire rescue path with the highest passing efficiency is selected, the real-time traffic condition of the road is considered, and the traffic efficiency of the fire rescue path is improved. The arrival time of the fire rescue force is optimized, and the rescue vehicle can arrive at the fire scene at the fastest speed.

The invention relates to an emergency lighting element (1) comprising a planar, electrically operated radiation source (2) for the planar emission of electromagnetic radiation from its front surface (3). A long-lasting phosphor layer (10) is provided over the entire surface of the front surface (3) of the radiation source (2). The radiation source (2) is designed to emit electromagnetic radiation in the visible range, and the long-lasting phosphor layer (10) is designed to partially transmit the radiation, wherein the emission of the radiation source (2) and the transmission of the long-lasting phosphor layer (10) are coordinated such that the emission of electromagnetic radiation in the visible range by the emergency lighting element (1) is at least 50% higher when the radiation source (2) is switched on than when the radiation source (2) is switched off.

A clock device is in communication with a remote computing device that is configured to adjust the time of a countdown and define an adjusted time value. The remote device communicates the adjusted time to the clock device, which automatically displays the adjusted time on a screen. The adjusted time is further communicated to a cloud server via API. The adjusted time is accessible by authorized third parties for display or broadcast. Accordingly, a user may adjust and track a countdown and may define an official time that is automatically displayed to a variety of end-users in real-time. The clock device may be positioned adjacent a competition area and may include a rigid metal frame and a flexible LED screen extending around the perimeter of the frame. The clock device may include hardware and software for processing and outputting the adjusted time to the cloud server.

The invention relates to the field of waste liquid collection, in particular to waste liquid collection equipment for disassembly of a scraped car. Comprising a frame assembly, a suction and pre-filtration assembly connected to the frame assembly, a fine filtration and separation assembly connected to the suction and pre-filtration assembly, a waste liquid storage assembly connected to the fine filtration and separation assembly, and a safety and monitoring assembly connected to the frame assembly. By adopting the frame assembly, the whole structure is stable and durable, rapid deployment and adjustment on a disassembly site are facilitated, continuous and smooth flowing of waste liquid is guaranteed through scientific connection of a plurality of parts such as the suction and pre-filtration assembly, the fine filtration and separation assembly, the waste liquid storage assembly and the safety and monitoring assembly, and the risk of midway blockage or leakage is avoided; and an emergency stop knob enables an operator to quickly cut off the equipment under emergency conditions.

An emergency management system for a school includes: one or more computers; and a wearable device including a button, wherein engagement of the button by a user causes the emergency management system to initiate an emergency response to an incident at the school, including by sending, from the wearable device and to the one or more computers in response to the engagement of the button, a signal indicating a request to initiate the emergency response to the incident at the school, the one or more computers being configured to perform operations comprising: receiving, from the wearable device and by the one or more computers, the signal indicating the request to initiate the emergency response to the incident at the school; and in response to receiving the signal from the wearable device, activating one or more emergency response protocols at the school.

The invention discloses a mining audible and visual alarm based on a mining area environment, and belongs to the technical field of alarm devices. The alarm comprises a box body, and a monitoring sensor and an alarm assembly are arranged in the box body; the alarm assembly performs corresponding actions by monitoring a vibration signal sent by the sensor, and the alarm assembly comprises a sound production assembly, a transmission mechanism and a hydraulic adjusting system; the sound production assembly comprises a plurality of iron pipes, and sound production holes are formed in the iron pipes; the plurality of iron pipes are annularly distributed in sequence according to the diameter size; the transmission mechanism comprises a knocking rod and can enable the knocking rod to knock the iron pipe; the hydraulic adjusting system comprises an oil cylinder and a fixing ring, and a round pipe connected with the fixing ring slides in the iron pipe, so that the round pipe is far away from or close to the sound production hole in the iron pipe; the mining audible and visual alarm solves the problem that a traditional mining audible and visual alarm cannot carry out distinguished early warning according to audible and visual signals with different intensities, and misjudgment is caused.

The disclosed technology uses signaling devices and sensors that are distributed throughout a building in order to provide egress guidance to people located in a building when an emergency occurs. Such signaling devices can be located at or near doors, windows, and / or other junction points between different parts of a building (e.g., passageways between different rooms). Signaling devices can provide audio and / or visual information to people to guide them along a safe pathway that is selected to provide safe egress for the person, including anticipating and protecting the person from changing emergency conditions within the building.

The invention discloses a tunnel photoelectric sign system and an intelligent photoelectric guiding method, and relates to the field of tunnel photoelectric signs, and the method comprises the steps: inputting the data of a multi-modal sensor into a pre-trained multi-modal fusion accident recognition model, recognizing the type of an accident, and positioning the position of the accident, and according to the identified accident type, the accident occurrence position and the current tunnel parameters, utilizing a physical model and a diffusion model pre-trained for a corresponding target tunnel to predict an accident sweep range, and based on the predicted accident sweep range, planning a safe evacuation path. And mapping the safe evacuation path to a preset photoelectric sign network in the tunnel, and generating a control instruction for each sign in the photoelectric sign network. The tunnel safety management level can be significantly improved, rapid, accurate and efficient emergency evacuation can be realized when an accident occurs, the life and property safety of personnel can be effectively guaranteed, and the safety of the tunnel is improved. And meanwhile, the energy-saving effect and the system reliability are excellent.

An evacuation guidance system includes: an evacuation guidance management system that acquires information of a disaster which has occurred in a marine vessel, acquires passenger position information in the marine vessel, formulates an evacuation route, and specifies a passenger to be subjected to evacuation guidance and a position of the passenger; and a mobile body that performs control to move an own device to the position of the specified passenger on the basis of the specified passenger and the position of the passenger and to move the own device along the evacuation route while outputting guidance information to the passenger.

The invention discloses a mining vehicle heat balance testing device and method, and a mining vehicle, and the device comprises a sensor assembly which comprises a rotating speed sensor, a temperature sensor, and an environment temperature sensor; the plurality of rotating speed sensors are respectively and correspondingly mounted at wheel hubs of the mine car to be detected; the plurality of temperature sensors are correspondingly mounted on the surfaces of the wheel edges of the to-be-detected mine car; the environment temperature sensor is installed at a ventilation position of a test area of the test bench. The control assembly comprises a main controller and a data storage module, the main controller is in communication connection with the sensor assembly, the execution assembly, the early warning assembly and the data storage module, and the data storage module is used for storing collected data and control logic parameters; the execution assembly comprises a fan, and the fan is electrically connected with the main controller; and the early warning assembly comprises an alarm module, and the alarm module is electrically connected with the main controller. The dynamic cooling effect is achieved by adjusting the wind speed of the draught fan in real time, so that the tested vehicle is in the heat balance state.

An amusement park system 50 includes an electronic post 56 configured to be positioned within a receptacle 54 of a base 52 of the amusement park system 50. The electronic post 56 is configured to receive power directed to the receptacle 54. The amusement park system 50 also includes a control system 82 configured to determine a location of the electronic post 56 and instruct operation based on the location.

The invention relates to an emergency lighting element (1), more particularly for use as an escape path marking in passenger aircraft. The emergency lighting element (1) comprises a planar, electrically operable radiation source (2) for the planar emission of electromagnetic radiation on the front side of said radiation source. A long-afterglow layer (10) is provided on the front side (3) of the radiation source (2) over the full surface of said front side. The penetration depth for the penetration, into the long-afterglow layer (10), of the radiation emitted by the radiation source (2) at least corresponds to the thickness of the long-afterglow layer (10), and the long-afterglow layer (10) comprises phosphorescent material, the absorption spectrum of which at least partly overlaps with the emission spectrum of the radiation source (2) and the emission spectrum of which lies substantially in the visible range.

The application relates to the technical field of polyethylene pipe detection, and discloses a polyethylene pipe detection device, which comprises a square plate, an annular groove is arranged on the square plate, a sliding track is arranged in the annular groove, a polyethylene pipe is arranged in the annular groove, a sealing indication assembly is arranged at one end of the polyethylene pipe, a packaging and local detection assembly is arranged on the outer surface of the polyethylene pipe, a cutting assembly is arranged above the polyethylene pipe, a supporting plate is arranged in the sealing indication assembly, springs are arranged on the inner side of the supporting plate, the packaging and local detection assembly can clean and scrape off dust and chippings attached to the polyethylene pipe while packaging the polyethylene pipe, one movement can realize two effects, and the dust and chippings attached to the polyethylene pipe are cleaned and scraped off by a cleaning and scraping round table piece arranged on one side of a sliding block, then the polyethylene pipe is packaged, the device is saved in components, and the working efficiency is improved.

Devices, methods, and systems for an event notification device are described herein. A first event notification device can include a first speaker and a first controller configured to receive a first command to broadcast an audio message indicating a direction of evacuation in response to the first event notification device being the first event notification device along an evacuation route and broadcast the audio message sequenced with a number of event notification devices to indicate the direction of evacuation in response to receiving the first command. The number of event notification devices can each comprise a speaker and a controller configured to receive a second command to broadcast the audio message indicating the direction of evacuation and broadcast the audio message sequenced with the number of event notification devices to indicate the direction of evacuation via the speaker in response to receiving the second command.

Devices, systems, and methods for generating a route through a facility during an event are described herein. In some examples, one or more embodiments include a memory and a processor to execute instructions stored in the memory to receive an event detection signal from an event device indicating an event is occurring in a facility, determine the predefined detection zone in which the event is occurring based on the event detection signal, generate an egress route out of the facility based on the determined predefined detection zone having the event, and cause a building map of the facility to be displayed on a user interface of a display.

System and method for evacuating a geographical area The invention relates to a method for determining an assembly area and an evacuation route to the determined assembly area, the method comprising the following steps: - accessing a mapping database; - defining an incident area in the reference frame; - obtaining information representative of a position of a person to be evacuated in the reference frame; - determining a target assembly area from among the plurality of assembly areas as a function of the position of the person to be evacuated and the incident area; - determining an evacuation route from the position of the person to be evacuated to the target assembly area as a function of the position of the person to be evacuated, the movement graph modeling data, the target assembly area and the incident area. Figure for abstract: 5