CN117576852A - Electrical fire monitoring system based on LoRa communication - Google Patents
Electrical fire monitoring system based on LoRa communication Download PDFInfo
- Publication number
- CN117576852A CN117576852A CN202311564312.0A CN202311564312A CN117576852A CN 117576852 A CN117576852 A CN 117576852A CN 202311564312 A CN202311564312 A CN 202311564312A CN 117576852 A CN117576852 A CN 117576852A
- Authority
- CN
- China
- Prior art keywords
- monitoring
- data
- fire
- information
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 154
- 238000004891 communication Methods 0.000 title claims abstract description 43
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000011156 evaluation Methods 0.000 claims abstract description 30
- 238000004458 analytical method Methods 0.000 claims abstract description 21
- 238000007726 management method Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000013500 data storage Methods 0.000 claims abstract description 13
- 230000003211 malignant effect Effects 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 10
- 239000000779 smoke Substances 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 4
- 238000007619 statistical method Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/002—Generating a prealarm to the central station
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/043—Monitoring of the detection circuits of fire detection circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Multimedia (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses an electric fire monitoring system based on LoRa communication, which relates to the technical field of electric fire monitoring, wherein a user side comprises an APP platform for electric fire monitoring management, a system server side comprises an intelligent analysis server and a data storage server, the system monitoring terminal receives line power supply information and equipment power utilization information through the user side, a network layer is responsible for realizing information transmission, a system application layer is responsible for terminal monitoring, a data acquisition terminal is responsible for completing acquisition of various power utilization data in an electric line and position environment information of monitored equipment, and an alarm system judges whether malignant loads exist or not according to data results analyzed and processed by the data acquisition terminal and determines whether to send an alarm or not. According to the invention, the electrical circuit monitoring data and the position environment data are acquired through the data acquisition terminal, the fire evaluation coefficient is calculated, the fire risk is quantitatively evaluated, and whether fire hidden danger exists is judged according to the evaluation coefficient.
Description
Technical Field
The invention relates to the technical field of electric fires, in particular to an electric fire monitoring system based on LoRa communication.
Background
The electric fire monitoring system has the advantages that the influence range after the electric fire occurs is wider, the caused economic loss is serious, the existing electric fire monitoring system mostly uses an electric fire detector to monitor the circuit of electric equipment when in use, the monitoring is single, certain potential safety hazards exist, fire evaluation analysis can not be carried out on monitored equipment according to the change of monitoring data, the potential fire hazards possibly caused are predicted in advance, and the safety is improved.
The existing electrical fire monitoring system has the following defects:
1. in the patent document CN214376831U, a perfect hardware platform is mainly provided for remote monitoring, so that the construction cost is effectively reduced, the execution efficiency of preventive maintenance service of equipment is improved, the fact that the possible fire hidden danger cannot be predicted in advance when the existing electric fire monitoring system is used is not considered, and the practicability is poor;
2. in the patent document KR101845490B1, the fire is initially suppressed mainly by sending a warning sound to the surrounding environment while enabling residents to rapidly handle the fire, and there is no consideration that the stability of information transmission after a long-time use of the existing electrical fire monitoring system is not ensured;
3. in the patent document KR101700084B1, how to prevent the spread of an electric fire is mainly considered, and the situation that the monitoring integrity of the existing electric fire monitoring system is poor is not considered, and the reliability and timeliness of the system are not guaranteed;
4. in the patent document KR101491676B1, power is supplied and blocked by connecting a plurality of line breakers and earth leakage breakers installed in a substrate to a plurality of electrical buses, and it is not considered that the existing electrical fire monitoring system does not provide an optimal path for rescue after a fire occurrence, and rescue efficiency is low.
Disclosure of Invention
The invention aims to provide an electric fire monitoring system based on LoRa communication, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an electrical fire monitoring system based on LoRa communication comprises a user side, a system server side, a system monitoring terminal, a monitoring unit, a network layer, a system application layer, a data acquisition terminal, a wireless communication system and an alarm system;
the system comprises a wireless communication system, a wireless wide area communication system, a network layer, a data acquisition terminal, a detection unit and an alarm system, wherein the user side comprises an APP platform and is used for electric fire monitoring management, the system server side comprises an intelligent analysis server and a data storage server, the system monitoring terminal receives line power supply information and equipment power utilization information through the user side and realizes on-off management of the equipment through remote management, the monitoring unit comprises a monitoring electric line, an electric fire detection and a monitoring host, the network layer is responsible for realizing information transmission, the system application layer is responsible for terminal monitoring, the data acquisition terminal is responsible for completing acquisition of various power utilization data in the electric line and position environment information of the monitored equipment, analyzing and processing the sampled data information, packaging the processed data according to a certain format, the wireless communication system transmits the data packaged by the data acquisition terminal to the network layer and finally sends the data to the system server side, the wireless communication system establishes connection with the network layer, the data acquisition terminal, the detection unit and the alarm system according to a data result analyzed and processed by the data acquisition terminal, whether a malignant load exists is determined, and whether an alarm is sent.
Preferably, the data storage server is used for storing electrical monitoring data information, user information and data information of each terminal device, the intelligent analysis server can process the received data packet to obtain real-time power consumption data information and device terminal numbers, and the intelligent analysis server extracts characteristic value samples of data from the data storage server to complete matching degree calculation of the data so as to obtain device types and judge whether a fault arc exists in a line.
Preferably, the system monitoring terminal can call user information from the data storage server to determine whether the user has management control authority of the APP platform.
Preferably, the monitoring electric circuit acquires circuit information by using sensing equipment, monitors current, voltage and power parameters of the electric circuit in real time, discovers electric faults in time, detects electric fire including temperature monitoring, smoke concentration monitoring, combustible gas concentration monitoring and video monitoring linkage, detects electric fire and is used for discovering fire hidden danger in time, and the monitoring host is used for receiving data information from the monitoring electric circuit, detecting electric fire and video monitoring linkage, and when the monitored actual value is higher than a set alarm range, the monitoring host transmits alarm signals to the alarm system and stores alarm records.
Preferably, the sensing device comprises one or more of a current transformer, a voltage transformer, a residual current monitoring detector, a fault arc detector and an electrical fire detector;
the electrical faults include one or more of short circuits, overloads, and undervoltages;
the video monitoring linkage is used for realizing real-time video monitoring, finding fire situations in time and controlling linkage, and the video monitoring linkage comprises a camera for carrying out real-time video acquisition on electric places.
Preferably, the network layer is composed of a background data server, a wireless gateway and an internet gateway, wherein the background data server is used for managing data and providing data transmission service for a user side, and the wireless gateway is responsible for uploading the data monitored by the monitoring unit to the internet, and transmitting the data information which is concentrated and dispersed by the internet gateway to a system server side;
the background data server comprises a WEB server which is used for realizing the management of a graphical interface and displaying an analysis result of the electric fire monitoring system on an APP platform.
Preferably, the system application layer comprises a fire evaluation unit and an open monitoring center platform, wherein the fire evaluation unit is used for performing fire risk evaluation on monitored equipment, and the open monitoring center platform is used for data online monitoring and data statistical analysis.
Preferably, the fire evaluation unit obtains a fire evaluation coefficient of a single device according to the monitoring data acquired by the data acquisition terminal and the position environment information of the monitored device, and judges whether fire hidden danger exists according to the evaluation coefficient;
the open monitoring center platform allows users to enter by account or password so as to view the electric fire monitoring information at any time and discover the potential safety hazards of electricity consumption of the circuit and the monitored equipment in time by combining the electric circuit parameter data.
Preferably, the wireless communication system includes a plurality of gateway devices, an LBT module, a LoRa concentrator and a self-checking unit, the plurality of gateway devices are used for transmitting data information, the LBT module is one of the wireless transmission modules, the LoRa concentrator service gateway receives and transmits the LoRa message, and the self-checking unit sends out a self-checking signal for self-checking of the plurality of gateway devices, the LBT module and the LoRa concentrator.
Preferably, the alarm system comprises an alarm unit, a path generation unit and an alarm unit, wherein the alarm unit is used for sending alarm information to a user side and a system monitoring terminal to prompt the existence of potential safety hazards of electricity consumption, the alarm unit selects sound and light alarm, telephone alarm or short message alarm according to the severity of the detected fire condition, and the path generation unit obtains surrounding fire environment data, monitoring data, map information and rescue position information through data sharing to generate an optimal rescue path.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the electrical circuit monitoring data and the position environment data are acquired through the data acquisition terminal, the fire evaluation coefficient is calculated to quantitatively evaluate the fire risk, whether fire hidden danger exists or not is judged according to the evaluation coefficient, and corresponding fire protection measures and safety suggestions can be provided according to the evaluation result.
2. The invention expands the coverage area of wireless signals, prolongs the distance of communication transmission, improves the stability of information transmission by increasing the number of LBT modules or LoRa concentrators, reduces the possibility that data transmission cannot be carried out due to the damage or faults of a certain gateway device by arranging the spare gateway device and the self-checking unit, and improves the stability of data transmission.
3. According to the invention, parameters such as current, voltage and power of the electric circuit are respectively monitored by monitoring the electric circuit and detecting the electric fire, so that the electric fault is timely discovered, meanwhile, whether fire hazards exist or not is monitored, the comprehensiveness of electric fire monitoring is improved through video monitoring linkage, and after abnormal conditions are monitored, the system can send out an alarm signal and control and process in linkage with related equipment, so that the reliability and timeliness of the electric fire monitoring system can be improved.
4. According to the invention, the path generation unit is arranged, so that an optimal path is conveniently provided for rescue when a fire disaster occurs, when the occurrence of the fire disaster is detected, the environmental data, the combustible gas concentration, the smoke concentration, the position information and the map information of monitored equipment around the fire disaster are obtained through data sharing, and the fire scene is determined through video monitoring linkage, so that the optimal rescue path is generated, and the rescue efficiency and the rescue safety are improved.
Drawings
FIG. 1 is a system diagram of the present invention;
FIG. 2 is a flow chart of the fire evaluation unit of the present invention;
FIG. 3 is a flow chart of the login APP platform of the present invention;
FIG. 4 is a flow chart of a monitoring unit of the present invention;
fig. 5 is a block diagram of a wireless communication system of the present invention;
FIG. 6 is a diagram of the network layer of the present invention;
fig. 7 is a flowchart of the operation of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 and 3, an embodiment of the present invention is provided: an electrical fire monitoring system based on LoRa communication comprises a user side, a system server side, a system monitoring terminal, a monitoring unit, a network layer, a system application layer, a data acquisition terminal, a wireless communication system and an alarm system;
the system server side comprises an intelligent analysis server and a data storage server, the system monitoring terminal receives line power supply information and equipment power utilization information through the user side, and realizes on-off power management of equipment through remote management, the monitoring unit comprises a monitoring electric line, detection of electric fire and a monitoring host, the network layer is responsible for realizing information transmission, the system application layer is responsible for terminal monitoring, the data acquisition terminal is responsible for completing collection of various power utilization data in the electric line and position environment information of the monitored equipment, analysis and processing operation are carried out on the sampled data information, data obtained through processing are packed according to a certain format, the wireless communication system transmits the data packed by the data acquisition terminal to the network layer, finally, the wireless communication system is connected with the network layer, the data acquisition terminal, the detection unit and the alarm system through wireless wide area communication, and the alarm system judges whether malignant loads exist or not according to data results analyzed and processed by the data acquisition terminal and decides whether an alarm is sent.
Further, in the working process of the system, firstly, the monitoring unit monitors the electricity consumption condition, the data acquisition terminal is utilized to complete real-time acquisition of the data of the electric circuit, then analysis and processing operation are carried out on the acquired data, acquisition of arc detection characteristic parameters, power values, electric appliance identification characteristic parameters and other data parameters is completed, whether the electric circuit has equipment access or removal conditions is judged according to the real-time change condition of the data, when the equipment access or removal occurs, the system can calculate the equipment electricity consumption data and related characteristic parameters according to the difference value of the electricity consumption sampling values, then the equipment access or removal conditions are confirmed by combining the change of the circuit power, under the condition of overload of the circuit power, the system can take some protection measures or give an alarm to a user, meanwhile, the monitoring unit can also analyze the characteristic values of the circuit current to confirm whether the electric circuit has fault arcs, judge whether the malignant load exists according to the analysis result, and determine whether to send an alarm or not, and the occurrence of electric fire can be effectively monitored and prevented to a certain extent;
when a user logs in an APP platform, firstly, user information is called from a data storage server, whether the logged-in user has management control authority is judged, if not, the user cannot pass through the on-off condition of APP remote management equipment, otherwise, the user enters a user terminal, whether a system monitoring terminal sends out an early warning signal is checked, if the early warning signal is sent out, relevant early warning information is generated in the APP platform, the user can conveniently and remotely manage and control the on-off condition of monitored equipment according to the early warning information, and otherwise, the on-line monitoring is continued if the early warning signal is not sent out.
Example two
Referring to fig. 7, an embodiment of the present invention is provided: the intelligent analysis server can process the received data packet to obtain real-time electricity utilization data information and equipment terminal numbers, the intelligent analysis server extracts characteristic value samples of data from the data storage server to complete matching degree calculation of the data so as to obtain equipment types and judge whether fault arcs exist on a line, and the system monitoring terminal can call the user information from the data storage server to determine whether a user has management control authority of an APP platform.
Further, the data acquisition terminal is responsible for completing acquisition of various electricity consumption data in an electric circuit, processing and analysis of sampling point data in the electric circuit, then the intelligent analysis server of the system can process received data packets by means of technologies such as big data and cloud computing, the electricity consumption data information and terminal numbers of monitored equipment in real time, then the intelligent analysis server can extract characteristic value samples from the data storage server, complete matching degree calculation of the data, obtain types of the monitored equipment, judge whether fault arcs exist in the circuit according to the obtained data information, display monitoring results on the system monitoring terminal through the WEB server, enable relevant personnel receiving early warning information to log in an APP platform, access an Internet gateway by means of the APP platform, and conduct remote monitoring and management of line power supply, equipment electricity consumption and the fault arcs.
Example III
Referring to fig. 4, an embodiment of the present invention is provided: an electrical fire monitoring system based on LoRa communication monitors electrical lines to acquire line information by using sensing equipment, monitors current, voltage and power parameters of the electrical lines in real time, discovers electrical faults in time, detects electrical fires including temperature monitoring, smoke concentration monitoring, flammable gas concentration monitoring and video monitoring linkage, detects electrical fires to discover fire hazards in time, and a monitoring host is used for receiving data information from the monitoring electrical lines, detecting the electrical fires and video monitoring linkage, when the monitored actual value is higher than a set alarm range, the monitoring host transmits alarm signals to the alarm system and stores alarm records, the sensing equipment comprises one or more of a current transformer, a voltage transformer, a residual current type monitoring detector, a fault arc detector and an electrical fire detector, the electrical faults comprise one or more of short circuit, overload and under-voltage, the video monitoring linkage is used for realizing real-time video monitoring, the fire conditions and linkage control are discovered in time, and the video monitoring linkage comprises a camera for carrying out real-time video acquisition on an electrical place.
Further, the monitoring unit converts an electric signal in a circuit into a small current or small voltage signal through a current transformer, a voltage transformer, a residual current type monitoring detector, a fault arc detector and an electric fire detector, monitors the residual current in the electric circuit in real time so as to timely find faults such as electric leakage and short circuit in the circuit, samples the current in the electric circuit in the monitoring process, transmits sampled data to a data acquisition terminal for processing and analysis operation, and if the current value exceeds a set alarm threshold value, the system monitoring terminal sends early warning information to a user side and an open type monitoring center platform;
the temperature monitoring can monitor the temperature of the electrical equipment in real time, and timely discovers the conditions of overheat, abnormal temperature rise and the like of the equipment, the temperature monitoring principle is that a temperature sensor is utilized to monitor the surface temperature of the electrical equipment in real time, the smoke concentration monitoring can monitor the smoke concentration in an electrical place in real time, and timely discovers the symptoms of fire, the principle is that the optical principle is utilized to sample the air in the electrical place, the smoke concentration is calculated by detecting the quantity and the size of smoke particles, the combustible gas concentration in the electrical place can be monitored in real time, and the method is convenient for timely discovering dangerous conditions such as gas leakage and combustion, and the like, and the principle is that the air is sampled, then the components and the concentration of the combustible gas in the air are detected to detect whether the explosion limit is reached, the acquired temperature data, the smoke concentration value and the combustible gas concentration value are transmitted to a data acquisition terminal to be processed and analyzed, and when the collected data exceeds a set initial threshold value, alarm information is sent to an alarm system through a wireless communication system and a network layer;
the video monitoring linkage carries out real-time video acquisition on the electric place through the camera, the acquired video data are transmitted to the data acquisition terminal, abnormal conditions such as flames, dense smoke and the like are detected and identified through technologies such as image identification and the like, and if the abnormal conditions are found, the system can send out alarm signals and link related equipment to control and process, so that the reliability and timeliness of the electric fire monitoring system can be improved.
Example IV
Referring to fig. 5 and 6, an embodiment of the present invention is provided: the utility model provides an electric fire monitoring system based on loRa communication, the network layer comprises backstage data server, wireless gateway and internet gateway, backstage data server is used for managing data and user side provides data transmission service, wireless gateway is responsible for uploading the data that monitor unit monitored to the internet, concentrate scattered data information with the help of the internet gateway, and transmit to the system server side, backstage data server includes the WEB server and is used for realizing the management of graphical interface, and show electric fire monitoring system's analysis result at the APP platform, wireless communication system includes a plurality of gateway equipment, LBT module, loRa concentrator and self-checking unit, a plurality of gateway equipment is used for transmitting data information, LBT module is one of wireless transmission module, loRa concentrator service gateway receives and transmits the loRa message, self-checking unit sends self-checking signal and is used for the self-checking of a plurality of gateway equipment, LBT module and loRa concentrator.
Further, the LBT module adopts a carrier sense technology, monitors a communication channel before transmitting data, judges whether the channel is idle, and the LBT module can start transmitting data only when the channel is idle, so that collision and interference caused by transmitting data simultaneously by different devices can be effectively avoided to a certain extent, further reliability and efficiency of network communication can be improved, and in the electric fire monitoring system, the number of the LBT modules or the LoRa concentrators is increased, the coverage range of wireless signals is expanded, the distance of communication transmission is prolonged, the stability of information transmission is improved, and through the arrangement of a plurality of gateway devices, standby gateway devices can be used for data information transmission when a certain gateway device stops working, and in the process of using the electric fire monitoring system, the self-checking unit can periodically transmit self-checking signals for identifying the gateway devices, the LBT modules and the self-identification codes of the LoRa concentrators, and the method comprises the following steps:
the self-checking unit of the gateway equipment can detect and maintain the whole network system, including detection in aspects of network interfaces, data processing capacity, data transmission speed and the like, so that the reliability and stability of the network equipment are ensured;
the self-checking unit of the LBT module is mainly used for detecting the strength and quality of signals so as to ensure the stability and reliability of signal transmission;
the self-checking unit of the LoRa concentrator is used for detecting the receiving and transmitting quality of the LoRa signal, detecting parameters in the aspects of signal sensitivity, anti-interference capability, transmission distance and the like, and evaluating the quality of the signal so as to ensure the normal operation of the LoRa network.
Example five
Referring to fig. 2, an embodiment of the present invention is provided: the system application layer comprises a fire evaluation unit and an open monitoring center platform, wherein the fire evaluation unit is used for performing fire risk evaluation on monitored equipment, the open monitoring center platform is used for performing data on-line monitoring and data statistical analysis, the fire evaluation unit is used for obtaining fire evaluation coefficients of single equipment according to monitoring data obtained by a data acquisition terminal and position environment information of the monitored equipment and judging whether fire hazards exist according to the evaluation coefficients, and the open monitoring center platform allows a user to enter by means of accounts or passwords so as to view the electrical fire monitoring information at any time and timely find the electricity utilization safety hazards of the circuit and the monitored equipment by combining electrical circuit parameter data.
Further, the system application layer is responsible for terminal monitoring, an APP platform can be utilized to acquire electric line monitoring data information, and the management of an electric device is carried out by combining a data analysis result, a user can enter an open monitoring center platform by means of an account and a password, so that electric fire monitoring information collected by a data acquisition terminal can be conveniently checked at any time, potential safety hazards of electricity consumption of lines and equipment can be timely found by combining electric line parameter data, early warning information is timely sent to the user, the user is guided to treat the electric equipment and the potential hazards of the lines, the user can log in the APP platform of the user side to control the power-on and power-off management of the equipment at home or in self-management range, and the power-on and power-off safety is improved;
the fire evaluation unit generally adopts professional evaluation tools and methods, such as a risk matrix, a probability-result matrix, fire simulation software and the like, acquires electrical line monitoring data and position environment data through a data acquisition terminal, calculates a fire evaluation coefficient to quantitatively evaluate the fire risk, judges whether fire hazards exist according to the evaluation coefficient, and can also propose corresponding fire protection measures and safety suggestions according to an evaluation result.
Example six
Referring to fig. 4, an embodiment of the present invention is provided: the electric fire monitoring system based on LoRa communication comprises a warning unit, a path generation unit and a warning unit, wherein the warning unit is used for sending warning information to a user side and a system monitoring terminal to prompt the existence of potential safety hazards of electricity consumption, the warning unit selects audible and visual warning, telephone warning or short message warning according to the severity of the detected fire condition, and the path generation unit obtains fire surrounding environment data, monitoring data, map information and rescue position information through data sharing to generate an optimal rescue path.
Further, when the monitoring unit detects that an abnormal signal exists in the electric circuit, the electric fire monitoring system automatically selects a proper alarm mode according to a preset alarm strategy, and the audible and visual alarm in the early stage of the fire gives out high-decibel alarm sound, and simultaneously flashes a warning lamp to remind people to pay attention, and sends alarm information to a system monitoring terminal through the alarm unit to remind related staff to process;
when the fire is in the middle stage, the telephone alarm automatically dials the preset telephone number and sends fire alarm information; the short message alarming can automatically send a fire alarm short message to related personnel, and the fire data and the position information of monitored equipment, namely the fire source information, are acquired through the data acquisition terminal before fire rescue, then video images when the fire occurs are acquired through video monitoring linkage, and the surrounding environment data and map information are acquired, and then an optimal rescue path is generated, so that the rescue safety is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. Electric fire monitoring system based on LoRa communication, its characterized in that: the system comprises a user terminal, a system server terminal, a system monitoring terminal, a monitoring unit, a network layer, a system application layer, a data acquisition terminal, a wireless communication system and an alarm system;
the system comprises a wireless communication system, a wireless wide area communication system, a network layer, a data acquisition terminal, a detection unit and an alarm system, wherein the user side comprises an APP platform and is used for electric fire monitoring management, the system server side comprises an intelligent analysis server and a data storage server, the system monitoring terminal receives line power supply information and equipment power utilization information through the user side and realizes on-off management of the equipment through remote management, the monitoring unit comprises a monitoring electric line, an electric fire detection and a monitoring host, the network layer is responsible for realizing information transmission, the system application layer is responsible for terminal monitoring, the data acquisition terminal is responsible for completing acquisition of various power utilization data in the electric line and position environment information of the monitored equipment, analyzing and processing the sampled data information, packaging the processed data according to a certain format, the wireless communication system transmits the data packaged by the data acquisition terminal to the network layer and finally sends the data to the system server side, the wireless communication system establishes connection with the network layer, the data acquisition terminal, the detection unit and the alarm system according to a data result analyzed and processed by the data acquisition terminal, whether a malignant load exists is determined, and whether an alarm is sent.
2. An electrical fire monitoring system based on LoRa communication as claimed in claim 1, wherein: the intelligent analysis server can process the received data packet to obtain real-time electricity utilization data information and equipment terminal numbers, and the intelligent analysis server extracts characteristic value samples of data from the data storage server to complete matching degree calculation of the data so as to obtain equipment types and judge whether a fault arc exists in a line.
3. An electrical fire monitoring system based on LoRa communication as claimed in claim 2, wherein: the system monitoring terminal can call the user information from the data storage server to determine whether the user has the management control authority of the APP platform.
4. An electrical fire monitoring system based on LoRa communication as claimed in claim 1, wherein: the monitoring electric circuit acquires circuit information by using sensing equipment, monitors current, voltage and power parameters of the electric circuit in real time, timely discovers electric faults, detects electric fire including temperature monitoring, smoke concentration monitoring, combustible gas concentration monitoring and video monitoring linkage, detects the electric fire and is used for timely discovering fire hidden danger, and the monitoring host is used for receiving data information from the monitoring electric circuit, the detecting electric fire and the video monitoring linkage, and when the monitored actual value is higher than a set alarm range, the monitoring host transmits alarm signals to the alarm system and stores alarm records.
5. An electrical fire monitoring system based on LoRa communication as defined in claim 4, wherein: the sensing equipment comprises one or more of a current transformer, a voltage transformer, a residual current type monitoring detector, a fault arc detector and an electric fire detector;
the electrical faults include one or more of short circuits, overloads, and undervoltages;
the video monitoring linkage is used for realizing real-time video monitoring, finding fire situations in time and controlling linkage, and the video monitoring linkage comprises a camera for carrying out real-time video acquisition on electric places.
6. An electrical fire monitoring system based on LoRa communication as claimed in claim 1, wherein: the network layer consists of a background data server, a wireless gateway and an internet gateway, wherein the background data server is used for managing data and providing data transmission service for a user side, and the wireless gateway is responsible for uploading the data monitored by the monitoring unit to the internet, centralizing scattered data information by the aid of the internet gateway and transmitting the data information to a system server side;
the background data server comprises a WEB server which is used for realizing the management of a graphical interface and displaying an analysis result of the electric fire monitoring system on an APP platform.
7. An electrical fire monitoring system based on LoRa communication as claimed in claim 1, wherein: the system application layer comprises a fire evaluation unit and an open monitoring center platform, wherein the fire evaluation unit is used for performing fire risk evaluation on monitored equipment, and the open monitoring center platform is used for data online monitoring and data statistical analysis.
8. The electrical fire monitoring system based on LoRa communication of claim 7, wherein: the fire evaluation unit acquires a fire evaluation coefficient of a single device according to the monitoring data acquired by the data acquisition terminal and the position environment information of the monitored device, and judges whether fire hidden danger exists according to the evaluation coefficient;
the open monitoring center platform allows users to enter by account or password so as to view the electric fire monitoring information at any time and discover the potential safety hazards of electricity consumption of the circuit and the monitored equipment in time by combining the electric circuit parameter data.
9. An electrical fire monitoring system based on LoRa communication as claimed in claim 1, wherein: the wireless communication system comprises a plurality of gateway devices, an LBT module, a LoRa concentrator and a self-checking unit, wherein the gateway devices are used for transmitting data information, the LBT module is one of the wireless transmission modules, the LoRa concentrator service gateway receives and transmits the LoRa information, and the self-checking unit sends out self-checking signals for self-checking of the gateway devices, the LBT module and the LoRa concentrator.
10. An electrical fire monitoring system based on LoRa communication as claimed in claim 9, wherein: the alarm system comprises an alarm unit, a path generation unit and an alarm unit, wherein the alarm unit is used for sending alarm information to a user side and a system monitoring terminal to prompt the existence of potential safety hazards of electricity consumption, the alarm unit selects sound and light alarm, telephone alarm or short message alarm according to the severity of the detected fire condition, and the path generation unit obtains surrounding fire environment data, monitoring data, map information and rescue position information through data sharing to generate an optimal rescue path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311564312.0A CN117576852A (en) | 2023-11-22 | 2023-11-22 | Electrical fire monitoring system based on LoRa communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311564312.0A CN117576852A (en) | 2023-11-22 | 2023-11-22 | Electrical fire monitoring system based on LoRa communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117576852A true CN117576852A (en) | 2024-02-20 |
Family
ID=89895001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311564312.0A Pending CN117576852A (en) | 2023-11-22 | 2023-11-22 | Electrical fire monitoring system based on LoRa communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117576852A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100789912B1 (en) * | 2006-11-17 | 2008-01-02 | 한국전자통신연구원 | Server and method for alarming fire and guiding route using wireless sensor network |
| CN104052151A (en) * | 2014-05-14 | 2014-09-17 | 国家电网公司 | Intelligent auxiliary comprehensive monitoring and D5000 comprehensive linkage platform of transformer substation |
| CN106209613A (en) * | 2016-08-31 | 2016-12-07 | 上海宏力达信息技术股份有限公司 | A kind of gateway based on LoRa wireless technology |
| CN106997648A (en) * | 2017-06-02 | 2017-08-01 | 惠州市锦励科技有限公司 | A kind of remote fire monitoring electric meter system based on Internet of Things |
| CN107578599A (en) * | 2017-10-23 | 2018-01-12 | 天津云拓网络科技有限公司 | A kind of intelligent wireless cigarette sense fire alarm monitoring system |
| CN107610401A (en) * | 2017-07-24 | 2018-01-19 | 广西安讯科技投资有限公司 | Electric fire monitoring system |
| CN210781377U (en) * | 2019-09-30 | 2020-06-16 | 浙江利尔达物芯科技有限公司 | LoRaWAN thing networking gateway based on LBT |
| CN111489537A (en) * | 2019-01-25 | 2020-08-04 | 江苏中基康飞系统集成科技有限公司 | Intelligent wireless fire alarm management system and working method thereof |
| CN214376831U (en) * | 2021-03-31 | 2021-10-08 | 武汉坤能电气技术有限公司 | Electrical fire monitoring system based on LoRa communication |
| CN114724442A (en) * | 2022-03-26 | 2022-07-08 | 润建股份有限公司 | Combined type electric fire and safety electricity utilization monitoring system and demonstration method thereof |
| KR102503525B1 (en) * | 2022-04-29 | 2023-02-24 | 강철수 | Switch boared monitoring system |
-
2023
- 2023-11-22 CN CN202311564312.0A patent/CN117576852A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100789912B1 (en) * | 2006-11-17 | 2008-01-02 | 한국전자통신연구원 | Server and method for alarming fire and guiding route using wireless sensor network |
| CN104052151A (en) * | 2014-05-14 | 2014-09-17 | 国家电网公司 | Intelligent auxiliary comprehensive monitoring and D5000 comprehensive linkage platform of transformer substation |
| CN106209613A (en) * | 2016-08-31 | 2016-12-07 | 上海宏力达信息技术股份有限公司 | A kind of gateway based on LoRa wireless technology |
| CN106997648A (en) * | 2017-06-02 | 2017-08-01 | 惠州市锦励科技有限公司 | A kind of remote fire monitoring electric meter system based on Internet of Things |
| CN107610401A (en) * | 2017-07-24 | 2018-01-19 | 广西安讯科技投资有限公司 | Electric fire monitoring system |
| CN107578599A (en) * | 2017-10-23 | 2018-01-12 | 天津云拓网络科技有限公司 | A kind of intelligent wireless cigarette sense fire alarm monitoring system |
| CN111489537A (en) * | 2019-01-25 | 2020-08-04 | 江苏中基康飞系统集成科技有限公司 | Intelligent wireless fire alarm management system and working method thereof |
| CN210781377U (en) * | 2019-09-30 | 2020-06-16 | 浙江利尔达物芯科技有限公司 | LoRaWAN thing networking gateway based on LBT |
| CN214376831U (en) * | 2021-03-31 | 2021-10-08 | 武汉坤能电气技术有限公司 | Electrical fire monitoring system based on LoRa communication |
| CN114724442A (en) * | 2022-03-26 | 2022-07-08 | 润建股份有限公司 | Combined type electric fire and safety electricity utilization monitoring system and demonstration method thereof |
| KR102503525B1 (en) * | 2022-04-29 | 2023-02-24 | 강철수 | Switch boared monitoring system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111710122A (en) | Safe power utilization management system based on ubiquitous power Internet of things | |
| CN112398221A (en) | Safety electricity utilization monitoring system | |
| CN108964274B (en) | Intelligent management system and control method for electrical safety | |
| CN209657457U (en) | A kind of Electrical Safety dynamic monitoring system | |
| CN212970114U (en) | Comprehensive intelligent monitoring system for electrical equipment | |
| CN110739772A (en) | Intelligent power distribution operation and maintenance system | |
| CN109546750B (en) | Transformer substation auxiliary control system, method and device | |
| CN103830866A (en) | Fire detection, prevention and control system of electronic control cabinet and control method thereof | |
| CN105561513A (en) | Smart fire-fighting management and control system | |
| CN112169239A (en) | Wisdom fire control supervision cloud platform | |
| CN111341063A (en) | Intelligent control system, method and device for safety early warning and monitoring of electric equipment and terminal equipment | |
| CN113542411A (en) | Fire control thing networking integrated management platform | |
| CN105561514A (en) | Intelligent firefighting system | |
| CN116966468A (en) | Intelligent fire-fighting equipment supervision system | |
| CN108512304A (en) | Electric intelligent management monitoring system and method is faced in a kind of construction site | |
| CN117409526A (en) | Electrical fire extremely early warning and monitoring system and fire extinguishing method | |
| CN117576852A (en) | Electrical fire monitoring system based on LoRa communication | |
| CN110954165A (en) | Cable interlayer polling method and device and computer-storable medium | |
| CN208521417U (en) | A kind of electric fire disaster warning monitoring device | |
| CN202649804U (en) | Centralized control system for communication base station | |
| CN205391538U (en) | System is controlled to wisdom fire service pipe | |
| CN114743339A (en) | Power distribution branch box fire-fighting early warning system, method and device based on Beidou positioning | |
| CN209514358U (en) | A kind of Electrical Safety dynamic monitoring system with water logging alarm | |
| CN210669633U (en) | Safety power utilization monitoring system | |
| CN111862519A (en) | Fire early warning fog calculation service gateway |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |