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38 results about "Fire response" patented technology

Intelligent home fire-fighting detection and alarm system and control method thereof

The invention discloses an intelligent home fire-fighting detection and alarm system which comprises a plurality of fire-fighting detectors, a plurality of data gathering centers and a monitoring center, wherein the plurality of fire-fighting detectors are divided into a plurality of groups, each data gathering center corresponds to one group of the fire-fighting detector for communication, and the monitoring center is communicated with the plurality of data gathering centers. The invention also provides a control method based on the system. In the control method, a wireless communication network is formed by a plurality of wireless network fire-fighting detectors, data information is collected in real time and transmitted to the data gathering centers to be subjected to an intelligentized judgment of a fire degree so as to prevent a fire false alarm to the maximum limit, the transmission of detection area state information and information data by a mobile phone short message on the internet is realized through a GPRS (general packet radio service) and Ethernet communication module, thereby realizing pre-alarm and extinguishing the fire in the cradle, and the monitoring center can also realize the connection with a town fire station system so as to reach the highest fire reaction speed.
Owner:余博贺

Priming control method for electronic detonator priming circuit

The invention provides a method for controlling the priming of the priming circuit of an electronic detonator. The method comprises a priming control process of the priming circuit of the electronic detonator on one hand and a priming control process of the electronic detonator on the other hand. Firstly, the priming device carries out pre-firing control process to the electronic detonator, sendsa pre-firing instruction to a detonator in an accurate condition, and places a pre-firing finish marker on the detonator after receiving pre-firing response information sent back by the detonator. Then, when the external priming cancelling information is received, the priming device enters an priming cancelling condition, sends a safe discharging instruction to the detonator, and places a pre-firing un-finish marker on the detonator; when receives external continuing priming information, the priming device enters a continuing priming condition, and carries out priming instruction sending process, and the detonator enters firing process as soon as a correct priming instruction is received. The technical scheme realizes the control over the synchronicity of the priming processes of the priming circuit of the electronic detonator, thereby improving the accuracy of priming intervals controlled by the priming circuit.
Owner:南通炜天电子科技有限公司

Intelligent warehouse fire alarm system through multi-point push and alarm method thereof

The invention relates to an intelligent warehouse fire alarm system through multi-point push and an alarm method thereof. The alarm system includes a main controller, and also comprises an informationacquisition module, an information processing module, a transmission module and a voice module, wherein the information acquisition module, the information processing module, the transmission moduleand the voice module are connected with the main controller, the information acquisition module, the transmission module and the voice module are connected with the information processing module, andthe voice module is connected with the transmission module. The system is simple and efficient. All the modules are cooperated with each other, and the logic is strict. Through multi-point push, the system is timely and effective, is high in sensitivity, is high in control ability, and can improve the fire response ability of a warehouse. Meanwhile, relevant people can be notified in a timely, efficient and accurate manner and make a response in the shortest time, thereby reducing losses caused by the fire to the minimum and greatly guaranteeing life and property safety of people. The system is more practical and is more suitable for popularization.
Owner:上海千略实业有限公司

Multi-parameter temperature measuring type electric fire monitoring system

The invention discloses a multi-parameter temperature measuring type electric fire monitoring system comprising electric fire monitoring equipment, monitoring detectors and temperature sensors. The monitoring detectors receive temperature signals collected by the temperature sensors and process the signals. The electric fire monitoring equipment and the monitoring detectors carry out bidirectional communication. The electric fire monitoring equipment sends an inspection signal to the monitoring detector and receives response information of the monitoring detectors. The types of the temperature sensors can be any one or any combination of a point contact type, a line contact type and a non-contact type; and the temperature sensors can be arranged in an enclosed electrical system. According to the invention, the system is integrated with semiconductor, linear, and infrared temperature sensors and various temperature measuring ways with different mechanisms are realized. On the basis of the multi-parameter measuring way, early-stage electrical fire response capability and alarm accuracy of the temperature measuring type electric fire monitoring detector are improved substantially; the non-contact measuring and mounting ways are realized; and the high-interference can be avoided effectively.
Owner:WUXI SHENGMIN SENSING TECH

Automatic detecting, positioning and accurate fire extinguishing robot system and using method

PendingCN112675459AAcquisition and detection speed is fastImprove accuracyTelevision system detailsFire rescueRobotic systemsSimulation
The invention discloses an automatic detecting, positioning and accurate fire extinguishing robot system and a use method. The problem of lag of large warehouse fire response in the prior art is solved, and the automatic detecting, positioning and accurate fire extinguishing robot system and the use method have the beneficial effects that a robot accurately advances to a capture area in time, and the response speed is high. According to the specific scheme, the automatic detecting, positioning and accurate fire extinguishing robot system comprises a robot body, a fire behavior positioning subsystem, an automatic navigation subsystem and a system host, the robot body comprises a chassis, a detecting and fire extinguishing device and a flame detector, the chassis is provided with a walking mechanism, the detecting and fire extinguishing device is rotatably installed on the chassis, and the flame detector is installed on the detecting and fire extinguishing device; the fire behavior positioning subsystem is mounted in a working place of the robot body and used for judging whether a fire behavior is generated or not and positioning the fire behavior position; the automatic navigation subsystem is used for guiding the robot body to move to a fire behavior occurrence position; and the system host is independently and separately connected with the fire behavior positioning subsystem, the automatic navigation subsystem and a controller of the robot body.
Owner:SHANDONG ACAD OF SCI INST OF AUTOMATION

Line type heat fire detector

ActiveCN105869339ARetain the characteristics of continuous temperature sensingIncrease sensitivity levelAnalysing gaseous mixturesThermometers using electric/magnetic elementsFire detectorData information
The invention provides a line type heat fire detector. The line type heat fire detector comprises a signal processing unit and a sensitive component, wherein the sensitive component is connected with the signal processing unit; the sensitive component comprises one-stage or multi-stage detecting units; the detecting unit in each stage corresponds to one address region in field monitoring; a first-stage detecting unit is connected with the signal processing unit, and starting from a second-stage detecting unit, other detecting units are sequentially in cascade connection; the signal processing unit is used for supplying power to and sending an order to the detecting units, and each detecting unit is used for sending monitoring information, which is obtained by the detecting unit and at least comprises temperature data information, to the signal processing unit. The line type heat fire detector provided by the invention has the advantages that the cost is low, the detection range is wide, a zoning monitoring function is obtained, non-contact temperature measurement can be realized, and electromagnetic interference brought by contact type installation is avoided; the anti-electromagnetic interference ability and the early fire response ability are stronger.
Owner:WUXI SHENGMIN SENSING TECH

Nuclear power plant fire response and drill ability evaluation system and method

ActiveCN113139322AEffectively evaluate emergency response capabilitiesImprove rescue efficiencyDesign optimisation/simulationResourcesNuclear plantEvaluation result
The invention discloses a nuclear power plant fire response and drill ability evaluation system and method. The evaluation system comprises an analog simulation model, a fire response demand analysis model, a response and drill model, a recording unit, an evaluation unit and a dynamic alarm model, wherein the analog simulation model is used for obtaining fire characteristic parameters and personnel evacuation characteristic parameters; the fire response demand analysis model determines demand data of the evaluation area for responding to the fire response; the response and drill model is used for simulating and comparing implementation conditions of rescue behaviors in the fire drill process; the recording unit is used for recording various data information in the fire response and drill process; the evaluation unit is used for evaluating fire response and drill ability and outputting an evaluation result; and the dynamic alarm model is used for dynamically evaluating each index of the evaluation result and performing real-time early warning. According to the nuclear power plant fire response and drill ability evaluation system and method provided by the invention, the emergency processing ability when a fire occurs is effectively evaluated, so that deployment in advance is facilitated.
Owner:SUZHOU NUCLEAR POWER RES INST +3

Fire response characteristic and physicochemical property profit-loss experimental platform for high-voltage transmission line

The invention relates to a fire response characteristic and physicochemical property profit-loss experimental platform for a high-voltage transmission line. The experimental platform comprises a firesource generation and steel-reinforced aluminum conductor coupling effect module A, a mass loss and thermal field data acquisition module B1, a smoke characteristic and component analysis module B2, asteel-reinforced aluminum conductor surface state and mechanical and electrical performance characterization module B3, a line melt collection and analysis module B4 and a computer. The modules B1 toB4 are connected with the module A. All collected data are stored into the computer. The experimental platform has the following advantages: evolution properties of mechanical performances, electrical performances, and component phases of the steel-reinforced aluminum conductor before and after fire occurrence are explored systematically under the coupling effect of the transmission line during the mountain fire nonlinear coupling propagation process; the fired and damaged characteristics and mechanisms of the power transmission line are mastered precisely; the key influence factors and the behavior sequence of high-voltage transmission line tripping induced by the mountain fire are disclosed; and the experimental platform has the important engineering significance in disaster acting mode, characteristics, and mechanism analysis and implementation and prevention of the high-voltage transmission line under the mountain fire in smart grid high-voltage transmission.
Owner:NANJING UNIV OF TECH

Steel structure fire response analysis method

The invention discloses a steel structure fire response analysis method and belongs to the technical field of engineering structure fire-resistant analysis. The method comprises the steps of a, determining a fire scene similarity relationship, wherein the fire scene similarity relationship at least comprises a geometric similarity ratio; b, determining a structure similarity relationship of a steel structure according to the fire scene similarity relationship, wherein the structure similarity relationship at least comprises a surface force similarity ratio, a volume force similarity ratio, a concentrated load similarity ratio and a structure temperature similarity ratio; c, determining a heat transfer similarity relationship of the steel structure according to the fire scene similarity relationship; d, establishing a reduced scale model according to the fire scene similarity relationship, the structure similarity relationship and the heat transfer similarity relationship; e, performing a fire test on the reduced scale model; and f, performing analysis according to a fire test result of the reduced scale model, the fire scene similarity relationship, the structure similarity relationship and the heat transfer similarity relationship to obtain a fire response condition of a steel structure. According to the analysis method, the fire response condition of the steel structure can be reflected more truly and accurately, the operation is simple, and the limitation of a full-scale test is avoided.
Owner:STATE NUCLEAR ELECTRIC POWER PLANNING DESIGN & RES INST CO LTD +1

Fireproof door monitoring device with voice guide reminding function

The invention discloses a fireproof door monitoring device with a voice guide reminding function. The fireproof door monitoring device with the voice guide reminding function comprises a main door andan auxiliary door; a second rotating shaft is rotatably connected to the interior of the main door; the second rotating shaft is rotatably matched with the auxiliary door; an inner cavity is furtherformed in the main door; the inner cavity is located on one side of the auxiliary door; and an electric cylinder is installed in the inner cavity. By using the main door, the auxiliary door, a semitransparent glass layer and a sliding baffle, escaping people or firefighting personnel can escape by opening the main door in the first time under the condition of fire, can escape by opening the auxiliary door if the main door is deformed and stuck, and can escape by breaking the semitransparent glass layer if the auxiliary door is deformed and stuck, so that the safety of the escaping people or firefighting personnel is improved. According to the device, the structures are designed on one door, the fire response capacity is greatly improved, the safety is improved, after the semitransparent glass layer is broken, the sliding baffle can automatically slide down and block fire without being clamped by the glass layer, and in addition, the sliding baffle can be supported by a finger ring to slide upwards.
Owner:新驱动(重庆)科技有限公司

Fire detection monitoring system applied to urban comprehensive pipe gallery and implementation method of fire detection monitoring system

The invention discloses a fire detection monitoring system applied to urban comprehensive pipe gallery. The fire detection monitoring system comprises a main monitoring center, secondary monitoring centers and a plurality of fire detectors, wherein the main monitoring center is arranged in a fire protection main command chamber, the secondary monitoring centers are arranged in a plurality of hierarchical fire protection stations, the plurality of fire detectors are wirelessly connected with each secondary monitoring center and are controlled by the secondary monitoring centers, the main monitoring center is wirelessly connected with all secondary monitoring centers, the main monitoring center comprises a master controller, a first wireless transceiving module and a human-computer interaction interface, the master controller is used for monitoring and controlling all secondary monitoring centers in a linkage way, and the first wireless transceiving module is connected with the master controller. The invention also discloses a fire monitoring control method applied to the urban comprehensive pipe gallery. According to the design, the load of the main monitoring center can be effectively reduced by a signal transmission mode of hierarchically transmitting fire warning information, the fire response speed also can be increased, the fire detection monitoring system is very suitable for fire monitoring of a huge system such as urban underground pipe gallery, and thus, the fire detection monitoring system is suitable for promotion and application.
Owner:应急管理部四川消防研究所

Firefighting and video linkage device

The invention discloses a firefighting and video linkage device. The device comprises a smoke sensor, a temperature sensor, a temperature sensing optical fiber, a temperature sensing cable, a data processing module, a firefighting alarm module, a camera and a display screen, wherein the smoke sensor, the temperature sensor, the temperature sensing optical fiber and the temperature sensing cable are respectively and electrically connected with input channels of the data processing module; the data processing module is used to judge whether a fire occurs or not according to output signals of thesmoke sensor, the temperature sensor, the temperature sensing optical fiber and the temperature sensing cable, and output fire location information; the firefighting alarm module is used to activatean alarm function according to the fire location information; the camera is used to take photos of a fire location according to the fire location information and upload the photos to the display screen; and the display screen is used to display the fire location information and the photos. The firefighting and video linkage device provided by the embodiment of the invention has the advantages thatfire conditions can be learned in time, so that the fire response time is shortened, and the fire confirmation efficiency is improved.
Owner:GUANGDONG POWER GRID CO LTD +1

Detection fire-fighting device based on central air conditioner

The invention discloses a detection fire-fighting device based on a central air conditioner. The detection fire-fighting device comprises a main machine body, a chemical reaction cavity is formed in the main machine body, the chemical reaction cavity is communicated with the outside, and a fire reaction mechanism capable of processing external fire conditions is arranged in the chemical reaction cavity. The fire reaction mechanism comprises a sliding block arranged on the right wall of the chemical reaction cavity in an up-down sliding mode, a first rotating shaft is rotatably arranged on theleft end face of the sliding block, a first bevel gear is fixedly arranged on the left end face of the first rotating shaft, and the front wall and the rear wall of the chemical reaction cavity are each provided with two second rotating shafts. Through the fire reaction mechanism, fire-fighting water can be sprayed and fire-fighting substances can be thrown in time according to the external temperature and the smoke amount, so that the fire extinguishing effect is achieved, the personal safety of people in a fire disaster can be guaranteed to a great extent, and the situation that the detection fire-fighting device goes wrong and loses controllability due to an insufficient chemical liquid amount is avoided.
Owner:福州市连江县沃勤电子科技有限公司

A multi-point push intelligent warehouse fire alarm system and its alarm method

The invention relates to an intelligent warehouse fire alarm system through multi-point push and an alarm method thereof. The alarm system includes a main controller, and also comprises an informationacquisition module, an information processing module, a transmission module and a voice module, wherein the information acquisition module, the information processing module, the transmission moduleand the voice module are connected with the main controller, the information acquisition module, the transmission module and the voice module are connected with the information processing module, andthe voice module is connected with the transmission module. The system is simple and efficient. All the modules are cooperated with each other, and the logic is strict. Through multi-point push, the system is timely and effective, is high in sensitivity, is high in control ability, and can improve the fire response ability of a warehouse. Meanwhile, relevant people can be notified in a timely, efficient and accurate manner and make a response in the shortest time, thereby reducing losses caused by the fire to the minimum and greatly guaranteeing life and property safety of people. The system is more practical and is more suitable for popularization.
Owner:上海千略实业有限公司

Memory, fire risk prediction model construction method, system and device

The invention discloses a memory, a fire risk prediction model construction method, system and device. The fire risk prediction model construction method comprises the following steps: forming a variable data set according to variable items related to fire occurrence of a target area and generating an independent variable data set; taking the fire density of the target area as a dependent variable item and generating a dependent variable data set; screening variable items in the variable data set through feature selection to obtain optimized variable items, and generating an importance degree sequence of the optimized variable items; determining a final variable item from the optimal variable items according to the importance degree sequence; forming a sample data set according to the final independent variable item and the dependent variable item; and randomly dividing a preset number of data subsets according to the sample data set, determining a training set and an internal test set from the data subsets, and generating a plurality of sub-models through training to construct a fire risk prediction model. According to the method, more accurate model reference can be provided for predicting the fire risk of the industrial park and developing more effective fire response prevention measures.
Owner:CHINA PETROLEUM & CHEM CORP +1

Fire early warning method, device and system for lithium battery pack and storage medium

The invention relates to a lithium battery pack fire early warning method, device and system and a storage medium. The method comprises the steps of: obtaining the real-time temperature, detected by atemperature sensor, of a lithium battery pack cell, a real-time smoke signal detected by a smoke sensor and a real-time optical signal detected by a photosensitive sensor respectively; comparing thereal-time temperature with a preset temperature threshold, and sending a temperature early warning signal of a corresponding level according to a comparison result and the real-time temperature risingrate; comparing the real-time smoke signal with a preset smoke threshold value, and sending a smoke early warning signal of a corresponding level according to a comparison result; comparing the real-time optical signal with a preset optical threshold, and sending out an optical early warning signal of a corresponding level according to a comparison result; and sending a corresponding fire response instruction according to the temperature early warning signal, the smoke early warning signal or the light early warning signal. The problem that a lithium battery pack of an existing new energy vehicle cannot achieve correct early warning according to the fire situation is solved.
Owner:武汉动力电池再生技术有限公司

Forest unmanned cooperative fire fighting system and cooperative ad hoc hybrid network establishment method

The invention relates to a forest unmanned cooperative fire-fighting system and a cooperative ad hoc hybrid network establishment method, the forest unmanned cooperative fire-fighting system comprises a ground fire-fighting command station, a fire-fighting unmanned aerial vehicle, a fire-fighting directional unmanned vehicle and a fire-fighting omnidirectional unmanned vehicle, the ground command vehicle and the fire-fighting unmanned aerial vehicle form a primary backbone network; the fire-fighting unmanned aerial vehicle and the fire-fighting directional unmanned vehicle form a secondary backbone network, and the fire-fighting directional unmanned vehicle and the fire-fighting omnidirectional unmanned vehicle form an omnidirectional sub-network. The omnidirectional sub-network on the ground and the backbone network in the air form a collaborative ad hoc hybrid network, and the omnidirectional sub-network and the backbone network are relatively independent and are managed through the fire-fighting directional unmanned vehicle. Through the hybrid network, a channel is provided for collaborative real-time high-speed communication of the fire-fighting unmanned vehicle and the fire-fighting unmanned aerial vehicle, the timeliness of fire response and the fire extinguishing efficiency are improved, and casualties are reduced.
Owner:山东京沪卫生用品有限公司

Linear heat fire detector

ActiveCN105869339BRetain the characteristics of continuous temperature sensingIncrease sensitivity levelAnalysing gaseous mixturesThermometers using electric/magnetic elementsFire detectorData information
The invention provides a line type heat fire detector. The line type heat fire detector comprises a signal processing unit and a sensitive component, wherein the sensitive component is connected with the signal processing unit; the sensitive component comprises one-stage or multi-stage detecting units; the detecting unit in each stage corresponds to one address region in field monitoring; a first-stage detecting unit is connected with the signal processing unit, and starting from a second-stage detecting unit, other detecting units are sequentially in cascade connection; the signal processing unit is used for supplying power to and sending an order to the detecting units, and each detecting unit is used for sending monitoring information, which is obtained by the detecting unit and at least comprises temperature data information, to the signal processing unit. The line type heat fire detector provided by the invention has the advantages that the cost is low, the detection range is wide, a zoning monitoring function is obtained, non-contact temperature measurement can be realized, and electromagnetic interference brought by contact type installation is avoided; the anti-electromagnetic interference ability and the early fire response ability are stronger.
Owner:WUXI SHENGMIN SENSING TECH

Dustproof smoke alarm equipment for large warehouse

PendingCN114419833AIncreased efficiency of entry into the housingIncrease sensory sensitivityFire alarm smoke/gas actuationEnvironmental engineeringSmoke Emission
The invention belongs to the technical field of smoke alarms, and particularly relates to a dustproof smoke alarm device for a large warehouse, which comprises a shell and a probe arranged in the shell, a group of vent holes communicated with the probe are uniformly distributed on the circumference of the bottom of the shell; a circular ring is arranged at the bottom of the shell, and an umbrella-shaped drainage cover is fixedly connected to the bottom of the circular ring; during working, a smoke alarm device in a warehouse in the prior art is often mounted on a steel truss at the top, but when goods stored on a goods shelf in the warehouse are on fire and smoke is generated due to the fact that the clear height in the warehouse is high, the smoke is continuously diffused after rising, the concentration of the smoke is further reduced, and delay is generated after a probe detects the smoke. The fire response sensitivity of the alarm equipment is reduced; at the moment, smoke is converged and drained through the drainage cover, the efficiency of the smoke entering the shell is improved, the sensing sensitivity of the probe to the small-range smoke is further improved, early warning is further given out in time at the early stage of the fire, the fire extinguishing efficiency is improved, and losses are reduced.
Owner:维刻科技(深圳)有限公司
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