CN110809131A - Security monitoring system based on gas entropy change measurement - Google Patents
Security monitoring system based on gas entropy change measurement Download PDFInfo
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- CN110809131A CN110809131A CN201911007446.6A CN201911007446A CN110809131A CN 110809131 A CN110809131 A CN 110809131A CN 201911007446 A CN201911007446 A CN 201911007446A CN 110809131 A CN110809131 A CN 110809131A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
- G06V20/53—Recognition of crowd images, e.g. recognition of crowd congestion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
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Abstract
The invention relates to a security monitoring system based on gas entropy change measurement, which is used for the safety protection and monitoring of a room, wherein the room is divided into a plurality of working areas, and the security monitoring system comprises: the monitoring device comprises a plurality of entropy working mechanisms and cameras, the entropy working mechanisms are respectively arranged in working areas of a room divided, the entropy working mechanisms correspond to the working areas one to one, the entropy working mechanisms are used for detecting the change conditions of entropies in the corresponding working areas, historical entropy change conditions of all the areas are stored in the database, the historical entropy change conditions are related to images shot by the cameras, the timing device records the duration of the images shot by the cameras, the timing device simultaneously records the time change conditions of the entropy change conditions under the condition that the images shot by the cameras are related to the historical entropy change conditions, and the processing device judges the activity conditions of people at the moment according to the current entropy change conditions of the working mechanisms and the current timing conditions of the timing device.
Description
Technical Field
The invention relates to the field of security monitoring, in particular to a security monitoring system based on gas entropy change measurement.
Background
With the improvement of living standard of people, the requirements of the majority of users on security and protection are continuously improved. Therefore, in recent years, many enterprises are involved in the security market, and various wired security monitoring devices and wireless security monitoring devices appear on the market.
The wired security monitoring equipment needs to be connected with the display terminal in a wired mode and connected with the power supply end in a wired mode, so that network wiring and power supply wiring are needed when the wired security monitoring equipment is installed, and therefore the problems that the installation of the wired security monitoring equipment is inconvenient, the installation efficiency is low and the like exist. Meanwhile, the wireless security monitoring equipment needs to shoot video data information in a monitoring range and transmit the video data information to the outside through a wireless network, so that the power consumption of the wireless network camera is large, and most of the wireless security monitoring equipment adopts a power adapter for power supply.
However, most security monitoring devices only adopt a camera mode, so that an intruder can easily make hands and feet, monitoring is not favorable, and monitoring effect cannot be achieved.
Disclosure of Invention
The purpose of the invention is as follows:
the invention provides a security monitoring system based on gas entropy change determination, which aims at solving the problem that most security monitoring equipment only adopts a camera mode, so that intruders can easily make hands and feet to cause unfavorable monitoring.
The technical scheme is as follows:
a security protection monitoring system based on gas entropy change measurement is used for the safety protection and the control of room, and the room is divided into a plurality of work areas, includes: a monitoring device, a processing device, a database and a timing device, wherein the monitoring device comprises a plurality of entropy working mechanisms and cameras, the entropy working mechanisms are respectively arranged in the working areas of the room, the entropy working mechanisms are in one-to-one correspondence with the working areas, the entropy working mechanism is used for detecting the change condition of the entropy in the corresponding working area, the historical entropy change condition of each area is stored in the database, the historical entropy change condition is associated with the image shot by the camera, the timing device records the duration of the image shot by the camera, under the condition that the image shot by the camera is associated with the historical entropy change condition, the timing device simultaneously records the time change condition of the entropy change condition, and the processing device judges the activity condition of the personnel at the moment according to the current entropy change condition of the working mechanism and the current timing condition of the timing device.
As a preferable mode of the present invention, the present invention further includes a counting device, the counting device is connected to the camera, and the counting device records the number of active persons in each of the work areas according to an image captured by the camera.
As a preferred aspect of the present invention, the processing device determines the activity hot area of each work area according to the number of active persons of each work area recorded by the counting device, and divides each work area into a high activity hot area or a low activity hot area according to the actual person flow condition of each area in the corresponding room.
As a preferable aspect of the present invention, the processing device divides the work area into time hotspots for a single work area according to a time record of the timing device, and the time hotspots are hotspots of the work area divided according to time during a day.
As a preferred mode of the present invention, the entropy operating mechanism includes an air acquiring module, an operating module, an analyzing module, and a reaction module, wherein the air acquiring module is connected to the operating module, the operating module is connected to the analyzing module, and the analyzing module is connected to the reaction module.
As a preferred mode of the present invention, the air obtaining module is configured to obtain indoor air, the working module is configured to perform an entropy thermoelectric physical reaction on the obtained air, and the working module performs digital electronic signal conversion according to the self thermoelectric physical reaction, where the conversion result is a digital signal corresponding to an entropy increase value of the currently obtained air.
As a preferred mode of the present invention, the operating module includes a power module, a heat conduction module, a thermoelectric conversion module, and an a/D conversion module, the power module, the heat conduction module, the thermoelectric conversion module, the amplification module, and the a/D conversion module are sequentially connected, and the power module and the heat conduction module provide conversion conditions for the thermoelectric conversion module.
As a preferable mode of the present invention, the apparatus further comprises an amplification module, and the amplification module provides a conversion condition for the a/D conversion module.
The invention realizes the following beneficial effects:
the principle that the entropy increase can be generated as long as people move is utilized, the situation that the people move is represented by detecting the entropy increase, so that the monitoring can not be influenced by normal intruders, most security monitoring equipment only adopts a camera mode, and therefore the intruders can easily make hands and feet, and the problem of monitoring is unfavorable is caused.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a system framework diagram of the present invention;
FIG. 2 is a frame diagram of the working mechanism of the present invention;
FIG. 3 is an exemplary diagram of the division of the room work area according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows:
the reference figures are figures 1-3. A security protection monitoring system based on gas entropy change measurement is used for the safety protection and the control of room, and the room is divided into a plurality of work areas 1, includes: the monitoring device 2, the processing device 3, the database 4, the timing device 5, the monitoring device 2 includes a plurality of entropy working mechanisms 6 and a camera 8, the entropy working mechanisms 6 are respectively arranged in the working areas 1 of the divided rooms, the entropy working mechanisms 6 are in one-to-one correspondence with the working areas 1, the entropy working mechanisms 6 are used for detecting the change situation of the entropy in the corresponding working areas 1, the database 4 stores the historical entropy change situation of each area, the historical entropy change situation is associated with the images shot by the camera 8, the timing device 5 records the duration of the images shot by the camera 8, the timing device 5 simultaneously records the time change situation of the entropy change situation under the association of the images shot by the camera 8 and the historical entropy change situation, and the processing device 3 judges the situation according to the current entropy change situation of the working mechanisms 6 and the current timing situation of the timing device 5 The activity status of the person.
As a preferred mode of the present invention, the present invention further comprises a counting device, the counting device is connected to the camera 8, and the counting device records the number of active persons in each of the working areas 1 according to the image captured by the camera 8.
As a preferred aspect of the present invention, the processing device 3 determines the activity hot area of each work area 1 according to the number of active persons of each work area 1 recorded by the counting device, and the processing device 3 divides each work area 1 into a high activity hot area or a low activity hot area according to the actual person flow status of each area in the corresponding room.
As a preferred aspect of the present invention, the processing device 3 divides the work area 1 into time hotspots for a single work area 1 according to the time record of the timing device 5, and the time hotspots are hotspots of the work area 1 divided according to the time of day.
As a preferred mode of the present invention, the entropy working mechanism 6 includes an air obtaining module 9, a working module 10, an analysis module 11, and a reaction module 12, wherein the air obtaining module 9 is connected to the working module 10, the working module 10 is connected to the analysis module 11, and the analysis module 11 is connected to the reaction module 12.
As a preferred mode of the present invention, the air obtaining module 9 is configured to obtain indoor gas, the operating module 10 is configured to perform an entropy thermoelectric physical reaction on the obtained gas, and the operating module 10 performs digital electronic signal conversion according to the self thermoelectric physical reaction, and the conversion result is a digital signal corresponding to an entropy increase value of the currently obtained gas.
As a preferred embodiment of the present invention, the operation module 10 includes a power module, a heat conduction module, a thermoelectric conversion module, and an a/D conversion module, the power module, the heat conduction module, the thermoelectric conversion module, the amplification module, and the a/D conversion module are sequentially connected, and the power module and the heat conduction module provide conversion conditions for the thermoelectric conversion module.
As a preferable mode of the present invention, the apparatus further comprises an amplification module, and the amplification module provides a conversion condition for the a/D conversion module.
In the specific implementation process, the air obtained by the air obtaining module 9 is regarded as a system, the power supply module supplies power to the heat conduction module, the air obtaining module 9 provides indoor air to the heat conduction module, the entity of the heat conduction module is a small heating furnace and a heat insulation layer around the small heating furnace, the heat conduction module heats the air, the air generates a certain reaction and causes the change of the obtained system heat of the air system, the entity of the thermoelectric conversion module is a thermoelectric sensor, the thermoelectric sensor receives the system heat of the air system, a thermocouple of the thermoelectric sensor converts the changed temperature into an electric signal, the amplification module amplifies the electric signal, the entity of the A/D conversion module is an A/D converter, the A/D conversion module converts the electric signal into a digital signal, and the A/D conversion module transmits the digital signal to the analysis module 11, the analysis module 11 processes and judges the digital signal. It is worth mentioning that the working module 10 performs the conversion of the currently acquired indoor air under the same time domain condition, that is, performs the thermoelectric conversion and the digital electronic signal conversion within the same time. When the system of the analysis module 11 is programmed, the signal value corresponding to the digital electronic signal and the entropy increase value are programmed into the criterion of the analysis module 11 in a manner of being in direct proportion, that is, the larger the entropy increase value is, the larger the signal value corresponding to the digital electronic signal is. When the signal value corresponding to the digital electronic signal is larger, the analysis module 11 judges that the indoor entropy increase condition is more obvious, and people in the room move, so that the gas molecules in the air and the system chaos degree are increased, the entropy increase result is more obvious under the conversion of the working module 10, and the analysis module 11 judges that the current air state is the entropy value is higher; when the signal value corresponding to the digital electronic signal is smaller, the analysis module 11 determines that the indoor entropy increase condition is not obvious, and no person moves indoors, so that the chaos of gas molecules and the system in the air is reduced, the entropy increase result is obviously reduced under the conversion of the working module 10, and the analysis module 11 determines that the current air state is lower in entropy value.
The room is divided into several work areas 1, including: the monitoring device 2, the processing device 3, the database 4 and the timing device 5, the monitoring device 2 comprises a plurality of entropy working mechanisms 6 and cameras 8, the entropy working mechanisms 6 are respectively arranged in the working areas 1 of the divided rooms, the entropy working mechanisms 6 are in one-to-one correspondence with the working areas 1, the entropy working mechanisms 6 are used for detecting the change condition of the entropy in the corresponding working areas 1, the database 4 stores the historical entropy change conditions of each area, the historical entropy change conditions are related to the images shot by the camera 8, the timing device 5 records the duration of the images shot by the camera 8, when the image captured by the camera 8 is related to the historical entropy change state, the time counting device 5 records the time change state of the entropy change state at the same time, and the processing device 3 judges the activity state of the person at the moment according to the current entropy change state of the working mechanism 6 and the current time counting state of the time counting device 5. Still include the device of counting, the device of counting is connected camera 8, and the device of counting records the number of the moving people of each work area 1 according to the image that camera 8 shot. The processing device 3 judges the activity hot areas of the work areas 1 according to the activity person times of each work area 1 recorded by the counting device, and the processing device 3 divides each work area 1 into high activity hot areas or low activity hot areas according to the actual personnel flow conditions of each area in the corresponding room. The processing device 3 divides the work area 1 into time hotspots for the single work area 1 according to the time record of the timing device 5, and the time hotspots are hotspots of the work area 1 divided according to the time in one day.
That is, according to the entropy, a high entropy corresponds to a high activity frequency of the person, a low entropy corresponds to a low activity frequency of the person, under the time condition of the timing device 5, if the entropy is in a high-entropy hot zone within a certain time period, it is determined that the activity frequency of the person within the time period is high, if the entropy is in a low-entropy hot zone, it is determined that the activity frequency of the person within the time period is low, if the actual entropy is higher in the time period that the person should be in the low-entropy hot zone, it is determined that there is a strange situation in the room at this time, and the rest of the conditions are represented by no strange situation in the room. In addition, for each working area 1, similarly, when it is determined that the entropy value corresponding to the actual entropy value comparison database 4 is in the high-entropy hot area, it is determined that there is a different working area 1 at this time, and it is further determined that there is a different room interior.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. A security protection monitoring system based on gas entropy change survey for the safety protection and the control in room, the room is divided into a plurality of work areas, its characterized in that includes: a monitoring device, a processing device, a database and a timing device, wherein the monitoring device comprises a plurality of entropy working mechanisms and cameras, the entropy working mechanisms are respectively arranged in the working areas of the room, the entropy working mechanisms are in one-to-one correspondence with the working areas, the entropy working mechanism is used for detecting the change condition of the entropy in the corresponding working area, the historical entropy change condition of each area is stored in the database, the historical entropy change condition is associated with the image shot by the camera, the timing device records the duration of the image shot by the camera, under the condition that the image shot by the camera is associated with the historical entropy change condition, the timing device simultaneously records the time change condition of the entropy change condition, and the processing device judges the activity condition of the personnel at the moment according to the current entropy change condition of the working mechanism and the current timing condition of the timing device.
2. The security monitoring system based on gas entropy change measurement of claim 1, characterized in that: the counting device is connected with the camera and records the number of the active people in each working area according to the images shot by the camera.
3. The security monitoring system based on gas entropy change measurement of claim 2, characterized in that: the processing device judges the activity hot areas of the working areas according to the activity times of the working areas recorded by the counting device, and divides the working areas into high activity hot areas or low activity hot areas according to the actual personnel flow conditions of the working areas in the corresponding rooms.
4. A security monitoring system based on gas entropy change measurement according to claim 3, characterized in that: and the processing device divides the working area according to the time record of the timing device and the time hot area of the single working area, wherein the time hot area is a hot area divided by the working area according to the time in one day.
5. The security monitoring system based on gas entropy change measurement of claim 1, characterized in that: the entropy working mechanism comprises an air acquisition module, a working module, an analysis module and a reaction module, wherein the air acquisition module is connected with the working module, the working module is connected with the analysis module, and the analysis module is connected with the reaction module.
6. A security monitoring system based on gas entropy change measurement according to claim 5, characterized in that: the air acquisition module is used for acquiring indoor gas, the working module is used for carrying out the thermoelectric physical reaction of entropy on the acquired gas, the working module carries out digital electronic signal conversion according to the thermoelectric physical reaction of the working module, and the conversion result is a digital signal corresponding to the currently acquired entropy increment of the gas.
7. The security monitoring system based on gas entropy change measurement of claim 1, characterized in that: the working module comprises a power module, a heat conduction module, a thermoelectric conversion module and an A/D conversion module, the power module, the heat conduction module, the thermoelectric conversion module, the amplification module and the A/D conversion module are sequentially connected, and the power module and the heat conduction module provide conversion conditions for the thermoelectric conversion module.
8. The security monitoring system based on gas entropy change measurement of claim 2, characterized in that: the device also comprises an amplifying module which provides conversion conditions for the A/D conversion module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911007446.6A CN110809131A (en) | 2019-10-22 | 2019-10-22 | Security monitoring system based on gas entropy change measurement |
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| CN201911007446.6A CN110809131A (en) | 2019-10-22 | 2019-10-22 | Security monitoring system based on gas entropy change measurement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441690A (en) * | 2020-03-05 | 2020-07-24 | 金文亚 | Indoor ventilation system based on entropy calculation |
| CN115047028A (en) * | 2022-05-21 | 2022-09-13 | 河南大学 | Method for identifying wine year |
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| CN205334504U (en) * | 2016-01-28 | 2016-06-22 | 叶津凌 | On -vehicle stream of people environmental monitoring equipment of urban rail transit |
| WO2019140995A1 (en) * | 2018-01-17 | 2019-07-25 | 京东方科技集团股份有限公司 | Machine entropy calculation method and circuit, and method and electronic system for implementing time cognition |
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| CN108692431A (en) * | 2018-05-28 | 2018-10-23 | 苏州格目软件技术有限公司 | A kind of intelligent air-conditioning system measured based on gas Entropy Changesization |
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| CN111441690A (en) * | 2020-03-05 | 2020-07-24 | 金文亚 | Indoor ventilation system based on entropy calculation |
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