CN112991696A - Infrared thermal image low-power-consumption transmission method - Google Patents
Infrared thermal image low-power-consumption transmission method Download PDFInfo
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- CN112991696A CN112991696A CN202110226698.9A CN202110226698A CN112991696A CN 112991696 A CN112991696 A CN 112991696A CN 202110226698 A CN202110226698 A CN 202110226698A CN 112991696 A CN112991696 A CN 112991696A
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- 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
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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- 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
- G08B25/08—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 communication transmission lines
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Abstract
The invention relates to an infrared monitoring probe, in particular to an infrared thermal image low-power consumption transmission method, which comprises the following steps: step 1, an infrared probe collects temperature data of a monitored area with a freely settable time interval; step 2, a processor in the infrared probe compares and analyzes the temperature data of the acquired area and sends the data of the maximum value to a server; and 3, comparing the temperature data of the infrared probe with an alarm threshold value set by the server after the server receives the temperature data, and sending an instruction to request the infrared probe to transmit complete whole-frame data when the server judges that the alarm value is reached. According to the infrared thermal image low-power-consumption transmission method, the arrangement that the whole frame of data is not sent when the infrared probe does not receive the server request instruction effectively reduces the workload of the transmission module, so that the power consumption of the device is effectively reduced, the device achieves the energy-saving effect, and the power supply of a built-in battery becomes a feasible scheme.
Description
Technical Field
The invention relates to an infrared monitoring probe, in particular to an infrared thermal image low-power consumption transmission method.
Background
An infrared thermal imager receives an infrared radiation energy distribution pattern of a detected object by using an infrared detector and an optical imaging objective lens and reflects the infrared radiation energy distribution pattern on a photosensitive element of the infrared detector so as to obtain an infrared thermal image, the thermal image corresponds to a thermal distribution field on the surface of an object, the infrared thermal imager is a science which converts invisible infrared energy emitted by the object into visible thermal images, different colors on the thermal images represent different temperatures of the detected object, the infrared thermal imager detects and measures radiation by using photoelectric equipment and establishes mutual relation between the radiation and the surface temperature, the radiation refers to heat movement generated when the radiation energy (electromagnetic waves) moves without a direct conduction medium, the working principle of the modern infrared thermal imager is to detect and measure the radiation by using photoelectric equipment and establish mutual relation between the radiation and the surface temperature, infrared thermal imaging system is extensive in each field application to the safety of the monitoring area of maximize guarantee, thereby reduce the emergence of accident, and then guarantee staff's safety, and reduce economic loss, but current infrared thermal imaging system still has the problem at the in-process that uses:
the existing infrared thermal imager has larger power consumption, higher cost and larger construction amount in the using process, so a passive wireless infrared monitoring probe is urgently needed, the construction is easy and the cost is low.
Disclosure of Invention
The invention aims to provide a low-power-consumption transmission method for infrared thermography, which is used for solving the technical problems of higher power consumption, higher cost and larger construction amount of the existing online infrared imaging monitoring device in the using process.
The above object of the present invention is achieved by the following technical solutions:
a low-power transmission method for infrared thermography comprises the following steps:
step 1, an infrared probe collects temperature data of a monitored area with a freely settable time interval;
step 2, a processor in the infrared probe compares and analyzes the temperature data of the acquired area and sends the data of the maximum value to a server;
step 3, after receiving the temperature data of the infrared probe, the server compares the temperature data with an alarm threshold value set by the server, when the temperature data reaches the alarm value, the server sends an instruction to request the infrared probe to transmit complete whole-frame data, and simultaneously, the server sends alarm information to a manager in a short message or APP prompt mode and the like;
step 4, the infrared probe sends all data of the current frame to a server;
step 5, the server receives and processes the data, and then displays the data through a display screen;
and 6, judging the data by the staff, stopping and processing the work of the monitored area by the staff if the data is true, and continuing to work by the infrared probe if the data is false.
The invention is further configured to: in the step 1, the infrared probe supplies power to the battery.
Through adopting above-mentioned technical scheme, through built-in battery for this probe is portable not only, and the installation of being convenient for moreover, effectual use convenience that has strengthened the device promptly, and through the setting of battery, not only effectual construction volume that has reduced the device, the effectual cost that has reduced the device moreover.
The invention is further configured to: in the step 2, the transmission mode is low-power consumption wireless transmission such as LoRa or NB-IoT.
The invention is further configured to: in the step 2, the infrared probe collects the maximum temperature data of the measured area to the server according to the set time interval, and does not send the whole frame of data when the request instruction of the server is not received.
By adopting the technical scheme, when the infrared probe does not receive the server request instruction, the setting of the whole frame data is not sent, so that the workload of the transmission module is effectively reduced, the power consumption of the device is effectively reduced, and the device achieves the energy-saving effect.
The invention is further configured to: in the step 3, the mobile terminal is a management center large screen popup window, an audible and visual alarm and a mobile phone terminal.
Through adopting above-mentioned technical scheme, through when the server judges that the alarm value is reached, the server sends the instruction, the complete whole frame data of request infrared probe transmission, the server sends alarm information to managers through modes such as SMS or APP suggestion simultaneously, and make the staff judge data, the effectual data error that has reduced, optimized the judgement, thereby make the judged result more persuasive, and then the effectual work efficiency that has promoted, with the effectual safety that has ensured the monitoring area.
The invention is further configured to: in step 5, all data includes temperature value data and a thermal imaging map of the monitored area.
In conclusion, the beneficial technical effects of the invention are as follows:
1. according to the infrared thermal image low-power-consumption transmission method, when the infrared probe does not receive a server request instruction, the whole frame of data is not sent, so that the workload of a transmission module is effectively reduced, the power consumption of the device is effectively reduced, the device achieves an energy-saving effect, the power supply of a built-in battery is a feasible scheme, the probe is convenient to carry and mount through the built-in battery, the use convenience of the device is effectively enhanced, the construction amount of the device is effectively reduced through the use of the built-in battery, and the cost of the device is effectively reduced;
2. this thermal infrared image low-power consumption transmission method, through when the server judges that to reach the alarm value, the server sends the instruction, and the complete whole frame data of infrared probe transmission is requested, and the server sends alarm information to managers through modes such as SMS or APP suggestion simultaneously to make the staff judge data, the effectual data error that has reduced, optimized the judgement, thereby make the judged result more convincing oneself, and then the effectual work efficiency that has promoted, with the effectual safety that has ensured the monitoring area.
Drawings
Fig. 1 is a schematic diagram of the operation of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the infrared thermography low-power transmission method disclosed by the invention comprises the following steps:
step 1, an infrared probe collects temperature data of a monitored area with a freely set time interval.
And 2, comparing and analyzing the temperature data of the acquired area by a processor in the infrared probe, and sending the data of the maximum value to a server.
Step 3, after receiving the temperature data of the infrared probe, the server compares the temperature data with an alarm threshold value set by the server, when the temperature data reaches the alarm value, the server sends an instruction to request the infrared probe to transmit complete whole frame data, and simultaneously, the server sends alarm information to a manager in a short message or APP prompt mode or the like
And 4, the infrared probe sends all data of the current frame to the server.
And 5, the server receives and processes the data, and then displays the data through the display screen.
And 6, judging the data by the staff, stopping and processing the work of the monitored area by the staff if the data is true, and continuing to work by the infrared probe if the data is false.
In step 1, the infrared probe supplies power to the battery, and in the embodiment, the power supply mode of the storage battery is adopted, so that the probe is convenient to carry and install, namely, the use convenience of the device is effectively enhanced, and through the arrangement of the storage battery, the construction amount of the device is effectively reduced, and the cost of the device is effectively reduced.
In step 3, the alarm value is a temperature value preset by the server.
In step 2, the transmission mode is low-power wireless transmission such as LoRa or NB-IoT.
In step 2, the infrared probe collects the maximum temperature data of the measured area to the server according to the set time interval, and does not send the whole frame of data when not receiving the request instruction of the server, in this embodiment, the LoRa technology occupies an important position in the development of the internet of things, and is easy to construct and deploy, so that the LoRa technology becomes a special network communication technology of the internet of things which is currently and generally applied, in recent years, because the maturity of the LoRa technology is in the current status, and the LoRa technology has the characteristics of long transmission distance, low power consumption and strong anti-interference performance, the application of the LoRa module is very wide, the LoRaWAN is a low power consumption wide area network (LPWAN) specification which is suitable for wireless equipment powered by batteries in regions, countries or global networks, the LoRaWAN targets the key requirement of the internet of things, such as safe two-way communication, mobile and localized service, and the standard provides seamless interoperability among intelligent equipment, the LoRaWAN network structure is generally arranged into a star topology structure, wherein a gateway is a transparent bridge for transferring information between terminal equipment and a background central network server, the gateway is connected to the network server through a standard IP connection, the terminal equipment uses wireless communication to single-hop to one or more gateways, all terminal node communication is generally bidirectional, but also supports multicast operation for realizing software over-the-air upgrade (OTA) or other mass information distribution for reducing over-the-air communication time, the communication between the terminal equipment and the gateway is propagated at different channels and data rates, the selection of the data rate needs to make a balance between communication distance and communication time delay, the communication at different data rates does not interfere with each other due to spread spectrum technology, and a group of 'virtual' channels can be created, the capacity of the gateway is increased, the data rate of LoRaWAN ranges from 0.3kbps to 50kbps, in order to furthest improve the battery life and the whole network capacity of the terminal equipment, the LoRaWAN network server respectively outputs management data for each terminal equipment and RF through an Adaptive Data Rate (ADR) method, aiming at the nationwide network of the Internet of things, such as important infrastructure, confidential personal data or socially important functions with special requirements on secure communication, the problem is solved through encryption of several layers, a narrow-band Internet of things (NB-IoT) based on honeycomb becomes an important branch of a world wide internet, the NB-IoT is constructed in the honeycomb network, only consumes about 180KHz of bandwidth, can be directly deployed in the GSM network, the UMTS network or the LTE network, reduces the deployment cost and realizes smooth upgrade, and is an emerging technology in the field, the method supports the cellular data connection of low-power consumption equipment in a wide area network, and is also called as a low-power consumption wide area network (LPWAN), NB-IoT supports the high-efficiency connection of equipment with long standby time and higher requirement on network connection, the service life of the NB-IoT equipment can be prolonged to at least 10 years, meanwhile, very comprehensive indoor cellular data connection coverage can be provided, NB-IoT focuses on the market of low-power consumption wide coverage (LPWA) Internet of things (IoT), the technology is an emerging technology which can be widely applied in the global range, and has the characteristics of wide coverage, multiple connections, high speed, low cost, low power consumption, excellent architecture and the like, the NB-IoT uses a License frequency band, can adopt three deployment modes such as in-band, guard band or independent carrier, and coexists with the existing network, and the NB-IoT has four characteristics: the method has the advantages that firstly, the wide coverage is realized, the improved indoor coverage is provided, and under the same frequency band, the NB-IoT gains 20dB more than the existing network, which is equivalent to the capability of improving the coverage area by 100 times; the system has the capacity of supporting connection, one NB-IoT sector can support 10 ten thousand connections, and low delay sensitivity, ultralow equipment cost, low equipment power consumption and optimized network architecture are supported; thirdly, the power consumption is lower, and the standby time of the NB-IoT terminal module can be as long as 10 years; fourth, the cost of the module is lower, with the coming of the smart city and big data era, the wireless communication will realize the connection of everything, many enterprises predict the world internet of things connection number in the future will be the era of hundreds of millions, a large number of connections between things have appeared, however, most of these connections are carried by short distance communication technologies such as bluetooth and Wi-Fi, but not the mobile network of the operator, in order to meet the business requirements of different internet of things, according to the business characteristics of internet of things and the characteristics of the mobile communication network, 3GPP develops the technical research of enhancing the mobile communication network function according to the application scene of the narrow band business to adapt to the business requirements of the internet of things developed vigorously, therefore, the transmission module in the invention can adopt the LoRa wireless transmission module or the NB-IoT wireless transmission module to achieve the purpose of low power consumption,
in step 3, the mobile terminal is a management center large screen popup window, an audible and visual alarm and a mobile phone terminal.
In step 5, all data includes temperature value data and a thermal imaging map of the monitored area.
The implementation principle of the embodiment is as follows: installing an infrared probe with a built-in battery near a monitored area to detect the monitored area, collecting temperature data of the monitored area at a free time interval by the infrared probe, comparing and analyzing the temperature data of the collected area by a processor in the infrared probe, sending the data with the maximum value to a server, comparing the temperature data of the infrared probe with an alarm threshold value set by the server after the server receives the temperature data of the infrared probe, sending an instruction by the server to request the infrared probe to transmit complete whole frame data when the alarm value is judged to be reached, sending alarm information to a manager by the server in a short message or APP prompt mode, sending all data of a current frame to the server by the infrared probe, receiving and processing the data by the server, displaying the data by a display screen, judging the data by a worker, stopping and processing the work of the monitored area by the worker if the data is true, if the data is false, namely the infrared probe continues to work, the workload of the transmission module is effectively reduced by not sending the whole frame of data when the infrared probe does not receive a server request instruction, so that the power consumption of the device is effectively reduced, and the device achieves the energy-saving effect, the probe is convenient to carry and install by a built-in battery, namely the use convenience of the device is effectively enhanced, the construction amount of the device is effectively reduced by setting a storage battery, the cost of the device is effectively reduced, when the server judges that an alarm value is reached, the server sends an instruction to request the infrared probe to transmit complete whole frame of data, and simultaneously the server sends alarm information to a manager by short messages or APP prompts and the like, and enables the worker to judge the data, the data error is effectively reduced, the judgment is optimized, so that the judgment result is more convincing, the working efficiency is effectively improved, and the safety of the monitored area is effectively guaranteed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. A low-power transmission method of infrared thermography is characterized in that: the method comprises the following steps:
step 1, an infrared probe collects temperature data of a monitored area with a freely settable time interval;
step 2, a processor in the infrared probe compares and analyzes the temperature data of the acquired area and sends the data of the maximum value to a server;
step 3, after receiving the temperature data of the infrared probe, the server compares the temperature data with an alarm threshold value set by the server, when the temperature data reaches the alarm value, the server sends an instruction to request the infrared probe to transmit complete whole-frame data, and simultaneously, the server sends alarm information to a manager in a short message or APP prompt mode and the like;
step 4, the infrared probe sends all data of the current frame to a server;
step 5, the server receives and processes the data, and then displays the data through a display screen;
and 6, judging the data by the staff, stopping and processing the work of the monitored area by the staff if the data is true, and continuing to work by the infrared probe if the data is false.
2. The infrared thermography low-power transmission method according to claim 1, characterized in that: in the step 1, the infrared probe supplies power to the battery.
3. The infrared thermography low-power transmission method according to claim 1, characterized in that: and the alarm value in the step 3 is a temperature value preset by operation and maintenance management personnel in server software.
4. The infrared thermography low-power transmission method according to claim 1, characterized in that: the transmission mode in the step 2 is low-power consumption wireless transmission such as LoRa or NB-IoT.
5. The infrared thermography low-power transmission method according to claim 1, characterized in that: and in the step 2, the infrared probe collects the maximum temperature data of the measured area to the server according to the set time interval, and does not send the whole frame of data when the request instruction of the server is not received.
6. The infrared thermography low-power transmission method according to claim 1, characterized in that: and in the step 3, the mobile terminal is a management center large-screen popup window, an audible and visual alarm and a mobile phone terminal.
7. The infrared thermography low-power transmission method according to claim 1, characterized in that: all data in the step 5 comprise temperature value data and a thermal imaging graph of the monitored area.
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| CN106448023A (en) * | 2016-12-01 | 2017-02-22 | 上海腾盛智能安全科技股份有限公司 | Fire disaster smoke alarm with storage function |
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| CN109509323A (en) * | 2018-12-14 | 2019-03-22 | 闽江学院 | A kind of wireless low-power consumption fire risk early warning system and method |
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2021
- 2021-02-27 CN CN202110226698.9A patent/CN112991696A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19505199A1 (en) * | 1995-02-16 | 1996-08-29 | Wolfgang Dipl Ing Sachs | Anti-theft radio alarm installation with in-built security |
| CN103324159A (en) * | 2013-05-15 | 2013-09-25 | 浙江中斯电气科技有限公司 | Energy-saving and efficiency-improving management system and management method thereof |
| CN104251738A (en) * | 2013-06-25 | 2014-12-31 | 南京理工大学 | Helmet type infrared temperature measurer and method |
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Application publication date: 20210618 |