CN114842610A - Intelligent monitoring system based on Internet of things - Google Patents
Intelligent monitoring system based on Internet of things Download PDFInfo
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- CN114842610A CN114842610A CN202210597864.0A CN202210597864A CN114842610A CN 114842610 A CN114842610 A CN 114842610A CN 202210597864 A CN202210597864 A CN 202210597864A CN 114842610 A CN114842610 A CN 114842610A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 51
- 238000004891 communication Methods 0.000 claims abstract description 22
- 230000007613 environmental effect Effects 0.000 claims abstract description 12
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000779 smoke Substances 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 9
- 230000003993 interaction Effects 0.000 claims description 3
- MKGHDZIEKZPBCZ-ULQPCXBYSA-N methyl (2s,3s,4r,5r,6r)-4,5,6-trihydroxy-3-methoxyoxane-2-carboxylate Chemical compound CO[C@H]1[C@H](O)[C@@H](O)[C@H](O)O[C@@H]1C(=O)OC MKGHDZIEKZPBCZ-ULQPCXBYSA-N 0.000 claims 19
- 101100236764 Caenorhabditis elegans mcu-1 gene Proteins 0.000 description 37
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006855 networking Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Classifications
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- 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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
-
- 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
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Multimedia (AREA)
- Alarm Systems (AREA)
Abstract
The invention belongs to the technical field of intelligent monitoring, and relates to an intelligent monitoring system based on the Internet of things, which solves the problems of single function, low safety and the like of the existing intelligent monitoring system of a power distribution room. The intelligent monitoring system comprises an MCU (microprogrammed control Unit), a power supply module, a camera, a sensor unit, a heptafluoropropane fire extinguisher, an alarm bell, a wireless communication module and a background center, wherein the background center compares an environmental data signal value in a power distribution room transmitted by the MCU with a preset threshold value in real time; when the background center judges that no person is in the power distribution room through the video signal transmitted by the MCU, the wireless communication module can send a fire extinguishing signal to the MCU, and the MCU controls the heptafluoropropane fire extinguisher to extinguish fire. Compared with the prior art, the monitoring system has the functions of monitoring and alarming, can extinguish fire in time, avoids casualties caused by gas fire extinguishment, and is higher in safety.
Description
Technical Field
The invention belongs to the technical field of intelligent monitoring, and relates to an intelligent monitoring system based on the Internet of things.
Background
The monitoring is a physical basis for real-time monitoring of key departments or important places in various industries, and management departments can obtain effective data, image or sound information through the monitoring and memorizing system, and timely monitor and memorize the process of sudden abnormal events so as to provide efficient and timely command, police force arrangement, case handling and the like.
As a power distribution facility directly connected to a power consumer, the internal environment of a power distribution station room and the operation conditions of equipment largely determine the safety and reliability of electricity consumption of residents. Due to the fact that stations are numerous, personnel are insufficient, management means are lagged behind and the like, operation management of power distribution station rooms is a relatively weak link of the whole power system all the time. The traditional solution is that workers check the environment in the station house and the operating conditions of the distribution equipment every year or several typical days of each season, consuming a lot of manpower and not being able to prevent or quickly solve the possible faults.
In order to solve the problems, the chinese patent CN111696286A discloses a power distribution room alarm positioning monitoring system and method, the system includes a monitoring host, a camera, a sensor, a mapping database, a projection lamp unit and an alarm device, the camera is arranged in the power distribution room and is higher than the top of the cabinet, and the camera, the sensor, the mapping database, the projection lamp unit and the alarm device are all connected with the monitoring host. The method comprises the following steps: the monitoring host receives the sensor data; the monitoring host judges whether the cabinet is abnormal or not according to the sensor data; if yes, controlling an alarm device to give an alarm, and performing positioning monitoring and route indication of the abnormal cabinet; if not, no alarm is given.
However, the monitoring system still has the following defects: although the monitoring system can monitor and alarm in a power distribution room, the fire condition cannot be timely processed, the fire fighting efficiency is influenced, and the function is single.
Disclosure of Invention
The invention aims to provide an intelligent monitoring system based on the Internet of things aiming at the problems in the prior art, and the technical problems to be solved by the invention are as follows: how to improve the multifunctionality and the safety of the intelligent monitoring system.
The purpose of the invention can be realized by the following technical scheme:
an intelligent monitoring system based on the internet of things, which is characterized in that the intelligent monitoring system comprises: MCU; the power supply module is connected with the MCU and provides working voltage for the MCU; the camera is connected with the MCU and used for shooting video signals in the power distribution room and transmitting the video signals to the MCU; the sensor unit is connected with the MCU and used for transmitting environmental data in the power distribution room to the MCU; the heptafluoropropane fire extinguisher is positioned in a power distribution room and is connected with the MCU; the alarm bell is positioned in the power distribution room and is connected with the MCU; the wireless communication module is connected with the MCU and used for realizing data interaction between the MCU and the background center; the background center is used for analyzing, counting and storing the environmental data and the video signals transmitted by the MCU and sending out an instruction according to the corresponding condition; the background center compares an environmental data signal value in the power distribution room transmitted by the MCU with a preset threshold value in real time, and when the background center judges that a fire occurs in the power distribution room, an alarm control signal can be sent to the MCU through the wireless communication module, and the MCU controls an alarm bell to alarm; when the background center judges that no person is in the power distribution room through the video signal transmitted by the MCU, the wireless communication module can send a fire extinguishing signal to the MCU, and the MCU controls the heptafluoropropane fire extinguisher to extinguish fire.
The working principle is as follows: the invention can monitor the power distribution room in real time through the background center, and when the fire condition in the power distribution room is monitored, personnel in the power distribution room can be reminded to escape or extinguish the fire through the alarm bell at the first time; after the alarm is given, the background center determines whether a person exists in the power distribution room according to the video signals, when it is determined that no person exists in the power distribution room, the fire extinguishing instruction can be generated to the MCU at the first time, the heptafluoropropane fire extinguisher is controlled to extinguish fire, the fire is guaranteed to be extinguished timely, and meanwhile, the fact that casualties are caused due to the fact that the power distribution room extinguishes the fire under the condition that the person exists is avoided. Compared with the prior art, the monitoring system has the functions of monitoring and alarming, can extinguish fire in time, can avoid casualties caused by gas fire extinguishment, and is higher in safety.
In the above intelligent monitoring system based on the internet of things, the camera transmits the acquired video signal to the background center through the MCU in real time, and the background center includes an image storage module and an image processing module: the image storage module can store a video image Q1 acquired immediately, the image processing module can compare the pixel values of the video image Q2 acquired after a preset time T with the pixel values of the video image Q1, and when the changed pixel values do not exceed a preset value, the background center counts by one; when the changed pixel value exceeds a preset value, counting and clearing the center of the background; and repeating the steps, and judging that no person exists in the power distribution room at the moment when the count of the background center exceeds a set threshold value.
Whether someone is in the power distribution room can be judged by comparing pixels of the images acquired by the camera, so that casualties caused by gas fire extinguishment are avoided.
In the above intelligent monitoring system based on the internet of things, preferably, the preset value of the pixel change of the video image Q2 and the video image Q1 is 1%.
In the above intelligent monitoring system based on the internet of things, the image storage module and the image processing module are implemented by programming devices. The preset value of pixel change and the set counting threshold value are adjustable.
In foretell intelligent monitoring system based on thing networking, the sensor unit includes smoke detector and heat detector, smoke detector real-time detection joins in marriage the smog concentration signal in the electrical room and will transmit to MCU, heat detector real-time detection joins in marriage the temperature signal in the electrical room and transmits to MCU. After the smoke detector and the temperature-sensitive detector are designed, environmental data in the power distribution room can be monitored in real time and transmitted to the background center through the MCU, so that whether fire occurs in the power distribution room or not is judged.
In foretell intelligent monitoring system based on thing networking, intelligent monitoring system still includes electric emergency cut-off unit, electric emergency cut-off unit respectively with MCU and join in marriage the automatically controlled cabinet in the electrical room and be connected, when the condition of a fire takes place in the judgement of backstage center, accessible wireless communication module sends power off signal to MCU, and MCU control automatically controlled cabinet cuts off the power supply. The design has electric emergency cut-off unit, when avoiding the condition of a fire aggravation, still can reduce the harm to electrical components when gaseous puts out a fire.
In foretell intelligent monitoring system based on thing networking, intelligent monitoring system still including set up in join in marriage the exhaust unit in the electrical room, when the background center judges that the condition of a fire is finished according to video signal, accessible wireless communication module sends exhaust signal to MCU, MCU control exhaust unit exhausts. The background center can receive pictures in the power distribution room in real time, and can control the exhaust unit to exhaust when the fire is judged to be over.
Compared with the prior art, the invention has the following advantages:
the monitoring system can extinguish fire in time besides the functions of monitoring and alarming, and can also avoid casualties caused by gas fire extinguishment, so that the safety is higher, the data acquisition is richer and more comprehensive, the information feedback is more timely and accurate, and the intelligent control effect is better.
Drawings
FIG. 1 is a schematic diagram of the present intelligent monitoring system.
Fig. 2 is a schematic structural diagram of the intelligent monitoring system.
In the figure, 1, MCU; 2. a power supply module; 3. a camera; 41. a smoke detector; 42. a temperature-sensitive detector; 5. a heptafluoropropane fire extinguisher; 6. an alarm bell; 7. a wireless communication module; 8. a background center; 9. an electrical emergency disconnect unit; 10. and an exhaust unit.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the intelligent monitoring system includes: an MCU 1; the power supply module 2 is connected with the MCU1 and provides working voltage for the MCU 1; the camera 3 is connected with the MCU1 and is used for shooting video signals in the power distribution room and transmitting the video signals to the MCU 1; the sensor unit is connected with the MCU1 and is used for transmitting environmental data in the power distribution room to the MCU 1; preferably, in this embodiment, the sensor unit includes a smoke detector 41 and a temperature detector 42, the smoke detector 41 detects a smoke concentration signal in the power distribution room in real time and transmits the smoke concentration signal to the MCU1, and the temperature detector 42 detects a temperature signal in the power distribution room in real time and transmits the temperature signal to the MCU 1; the heptafluoropropane fire extinguisher 5 is positioned in a power distribution room, and is connected with the MCU 1; the alarm bell 6 is positioned in the power distribution room, and is connected with the MCU 1; the wireless communication module 7 is connected with the MCU1 and is used for realizing data interaction between the MCU1 and the background center 8; the background center 8 is used for analyzing, counting and storing the environmental data and the video signals transmitted by the MCU1 and sending out instructions according to corresponding conditions; the background center 8 compares the environmental data signal value in the power distribution room transmitted by the MCU1 with a preset threshold value in real time, when the background center 8 judges that a fire occurs in the power distribution room, an alarm control signal can be sent to the MCU1 through the wireless communication module 7, and the MCU1 controls the alarm bell 6 to alarm; when the background center 8 judges that no person is in the power distribution room through the video signal transmitted by the MCU1, the wireless communication module 7 can transmit a fire extinguishing signal to the MCU1, and the MCU1 controls the heptafluoropropane fire extinguisher 5 to extinguish fire.
Preferably, in this embodiment, the camera 3 transmits the acquired video signal to the background center 8 through the MCU1 in real time, and the background center 8 includes an image storage module and an image processing module: the image storage module can store a video image Q1 acquired immediately, the image processing module can compare the pixel values of the video image Q2 acquired after a preset time T with the pixel values of the video image Q1, and when the changed pixel values do not exceed a preset value, the background center 8 counts and adds one; when the changed pixel value exceeds a preset value, the background center 8 counts and clears; and repeating the steps, and when the count of the background center 8 exceeds a set threshold value, judging that no person exists in the power distribution room at the moment.
Preferably, the pixel variation preset value of the video image Q2 and the video image Q1 is 1%, and as other schemes, the pixel variation preset value can be adjusted according to actual needs. The image storage module and the image processing module are realized by adopting programming devices, so that the pixel change preset value and the set counting threshold value are more convenient to adjust.
Of course, in order to determine whether there is a person in the power distribution room, a thermal sensing scheme and the like can be used, which are not listed here.
Preferably, the intelligent monitoring system further comprises an electrical emergency cut-off unit 9, the electrical emergency cut-off unit 9 is respectively connected with the MCU1 and an electric control cabinet in the power distribution room, when the background center 8 judges that a fire occurs, a power-off signal can be sent to the MCU1 through the wireless communication module 7, and the MCU1 controls the electric control cabinet to be powered off.
Preferably, the intelligent monitoring system further comprises an exhaust unit 10 arranged in the power distribution room, when the background center 8 judges that the fire is over according to the video signal, the exhaust signal can be sent to the MCU1 through the wireless communication module 7, and the MCU1 controls the exhaust unit 10 to exhaust. In this embodiment, the exhaust unit 10 may be implemented by an exhaust fan or the like.
The working principle of the invention is as follows:
1. the smoke detector 41 detects smoke concentration signals in the power distribution room in real time and transmits the smoke concentration signals to the MCU1, and the temperature detector 42 detects temperature signals in the power distribution room in real time and transmits the temperature signals to the MCU 1; the background center 8 compares the environmental data signal value in the power distribution room transmitted by the MCU1 with a preset threshold value in real time to judge whether a fire occurs;
2. when the background center 8 judges that a fire occurs, an alarm control signal is sent to the MCU1 through the wireless communication module 7, and the MCU1 controls the alarm bell 6 to alarm; a power-off signal is sent to the MCU1 through the wireless communication module 7, and the MCU1 controls the electric control cabinet to be powered off;
3. the background center 8 compares the pixel values of the video image Q2 and the video image Q1, when the count of the background center 8 exceeds a set threshold value, it is judged that no person is in the power distribution room at the moment, a fire extinguishing signal is sent to the MCU1 through the wireless communication module 7, and the MCU1 controls the heptafluoropropane fire extinguisher 5 to extinguish fire;
4. when the background center 8 judges that the fire is over according to the video signal, the wireless communication module 7 can send an exhaust signal to the MCU1, and the MCU1 controls the exhaust unit 10 to exhaust.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (7)
1. An intelligent monitoring system based on the internet of things, which is characterized in that the intelligent monitoring system comprises: an MCU (1); the power supply module (2) is connected with the MCU (1) and provides working voltage for the MCU (1); the camera (3) is connected with the MCU (1) and is used for shooting video signals in the power distribution room and transmitting the video signals to the MCU (1); the sensor unit is connected with the MCU (1) and is used for transmitting environmental data in the power distribution room to the MCU (1); the heptafluoropropane fire extinguisher (5) is positioned in a power distribution room and is connected with the MCU (1); the alarm bell (6) is positioned in the power distribution room, and the alarm bell (6) is connected with the MCU (1); the wireless communication module (7) is connected with the MCU (1) and is used for realizing data interaction between the MCU (1) and the background center (8); the background center (8) is used for analyzing, counting and storing the environmental data and the video signals transmitted by the MCU (1) and sending out instructions according to corresponding conditions; the background center (8) compares an environmental data signal value transmitted by the MCU (1) in the power distribution room with a preset threshold value in real time, when the background center (8) judges that a fire occurs in the power distribution room, an alarm control signal can be sent to the MCU (1) through the wireless communication module (7), and the MCU (1) controls the alarm bell (6) to alarm; when the background center (8) judges that no person is in the power distribution room through the video signal transmitted by the MCU (1), the wireless communication module (7) can send a fire extinguishing signal to the MCU (1), and the MCU (1) controls the heptafluoropropane fire extinguisher (5) to extinguish fire.
2. The intelligent monitoring system based on the internet of things of claim 1, wherein the camera (3) transmits the acquired video signals to the background center (8) through the MCU (1) in real time, and the background center (8) comprises an image storage module and an image processing module: the image storage module can store a video image Q1 acquired immediately, the image processing module can compare the pixel values of the video image Q2 acquired after a preset time T with the pixel values of the video image Q1, and when the changed pixel values do not exceed a preset value, the background center (8) counts and increases by one; when the changed pixel value exceeds a preset value, the background center (8) performs counting and zero clearing; and repeating the steps, and judging that no person exists in the power distribution room at the moment when the count of the background center (8) exceeds a set threshold value.
3. The intelligent monitoring system based on the internet of things of claim 2, wherein the preset value of pixel variation of the video images Q2 and Q1 is 1%.
4. The intelligent monitoring system based on the internet of things of claim 3, wherein the image storage module and the image processing module are realized by adopting programming devices.
5. The intelligent monitoring system based on the Internet of things of claim 1, 2 or 3, wherein the sensor unit comprises a smoke detector (41) and a temperature-sensitive detector (42), the smoke detector (41) detects a smoke concentration signal in the power distribution room in real time and transmits the smoke concentration signal to the MCU (1), and the temperature-sensitive detector (42) detects a temperature signal in the power distribution room in real time and transmits the temperature signal to the MCU (1).
6. The intelligent monitoring system based on the Internet of things is characterized in that the intelligent monitoring system further comprises an electric emergency cut-off unit (9), the electric emergency cut-off unit (9) is respectively connected with the MCU (1) and an electric control cabinet in a power distribution room, when the background center (8) judges that a fire occurs, a power-off signal can be sent to the MCU (1) through the wireless communication module (7), and the MCU (1) controls the electric control cabinet to be powered off.
7. The intelligent monitoring system based on the internet of things as claimed in claim 1, 2 or 3, further comprising an exhaust unit (10) arranged in the power distribution room, wherein when the background center (8) judges that the fire is over according to the video signal, the exhaust unit (10) is controlled by the MCU (1) to exhaust the gas by sending an exhaust signal to the MCU (1) through the wireless communication module (7).
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| CN202210597864.0A CN114842610A (en) | 2022-05-30 | 2022-05-30 | Intelligent monitoring system based on Internet of things |
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