CN106066209A - Temperature alarming determination methods based on infrared measurement of temperature monitoring system - Google Patents
Temperature alarming determination methods based on infrared measurement of temperature monitoring system Download PDFInfo
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- CN106066209A CN106066209A CN201610376206.3A CN201610376206A CN106066209A CN 106066209 A CN106066209 A CN 106066209A CN 201610376206 A CN201610376206 A CN 201610376206A CN 106066209 A CN106066209 A CN 106066209A
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- 238000005259 measurement Methods 0.000 title claims abstract description 35
- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000001186 cumulative effect Effects 0.000 claims abstract description 4
- 230000000052 comparative effect Effects 0.000 claims description 3
- 238000001931 thermography Methods 0.000 abstract description 4
- 206010044565 Tremor Diseases 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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Abstract
The present invention provides a kind of temperature alarming determination methods based on infrared measurement of temperature monitoring system, and the method comprises the following steps: step 1: preset alarm window jitter value, alarm threshold value, warning need to judge number of times and a data buffer zone；Step 2: the temperature value reading the measurement of infrared measurement of temperature monitoring system is temporarily stored in described data buffer zone, and quantity N of temperature value that cumulative record has taken；Step 3: described quantity N and described warning need to being judged, number of times compares, if described quantity N need to judge number of times less than described warning, returns described step 2；Otherwise carry out alarm decision, and described quantity N is reset；Step 4: judge that this infrared measurement of temperature monitoring system is presently in state, read temporary temperature value, carry out alarm decision；After alarm decision terminates, return described step 2.The inventive method solves owing to infrared thermal imaging temperature measuring equipment hopping behavior causes inaccurate problem of reporting to the police.
Description
Technical field
The invention belongs to infrared measurement of temperature field, specifically, relate to a kind of temperature based on infrared measurement of temperature monitoring system
Alarm decision method.
Background technology
Infrared measurement of temperature monitoring system is the fault monitoring system of a kind of equipment based on monitoring temperature, uses infrared acquisition
Device, in conjunction with communications protocol, is gathered infrared temperature signal according to default time interval by detector, and by router, (thermal imagery is supervised
The spacing of control terminal and computer is remote, or if blocking, centre adds router and ensures stable connection) and computer terminal coordination
Device (by all thermal imagery monitor terminal tidal data recovering together) sends data to terminal or high in the clouds.Can pass through in computer terminal
Access client, displays temperature image and temperature data, carry out the works such as historical temperature curve inquiry, parameter setting and modification
Make.By the temperature relative changing value of viewing area temperature and standard operating conditions, when temperature varies more than threshold temperature, really
It is set to equipment fault, transmit a signal to the terminals such as mobile phone and carry out warning reminding.But, in practice, owing to infrared thermal imaging is surveyed
The characteristic of temperature device, determines and actual at any point in time surveys some object, and image shows all it is possible that saltus step, and
The existence of this saltus step this may result in the inaccurate of alarm decision.
In order to solve with present on problem, people are seeking a kind of preferable technical solution always.
Content of the invention
It is an object of the invention to for the deficiencies in the prior art, thus a kind of temperature based on infrared measurement of temperature monitoring system is provided
Degree alarm decision method, uses the method, can solve the problem that the warning causing due to infrared thermal imaging temperature measuring equipment hopping behavior is sentenced
Disconnected inaccurate problem.
To achieve these goals, the technical solution adopted in the present invention is: a kind of based on infrared measurement of temperature monitoring system
Temperature alarming determination methods, the method comprises the following steps:
Step 1: preset alarm window jitter value, alarm threshold value, warning need to judge number of times and a data buffer zone；
Step 2: the temperature value reading the measurement of infrared measurement of temperature monitoring system is temporarily stored in described data buffer zone, and cumulative record is
Quantity N of the temperature value taking；
Step 3: described quantity N and described warning need to being judged, number of times compares, if described quantity N need to be sentenced less than described warning
Disconnected number of times, returns described step 2；Otherwise carry out alarm decision, and described quantity N is reset；
Step 4: judge that this infrared measurement of temperature monitoring system is presently in state, read temporary temperature value, carry out alarm decision；
Step 4.1: if it is normal condition that this infrared measurement of temperature monitoring system is presently in state, then by described temperature value respectively with report
The difference of alert threshold value and warning window jitter value contrasts, if any one value is less than described alarm threshold value in described temperature value
Difference with warning window jitter value, it is judged that be normal condition, otherwise triggers and reports to the police；
Step 4.2: if it is alarm condition that this infrared measurement of temperature monitoring system is presently in state, then by described temperature value respectively with report
Alert threshold value and warning window jitter value and value contrast, if any one value is more than or equal to described warning in described temperature value
Threshold value and warning window jitter value and value, it is judged that be alarm condition, otherwise recover normal condition；
After alarm decision terminates, return described step 2.
Based on above-mentioned, before reading described temperature value, first initialize: described warning window jitter value and zero are carried out
Relatively, if comparative result is non-zero, described step 2 is performed；Otherwise directly carry out single alarm decision.
Based on above-mentioned, described single alarm decision is: read the temperature value of infrared measurement of temperature monitoring system measurement, and by this temperature
Angle value compares with described alarm threshold value, if this temperature value is more than or equal to described alarm threshold value, then reports to the police；If this temperature value is little
It in described alarm threshold value, then is normal condition.
Hinge structure of the present invention has prominent substantive distinguishing features and marked improvement, specifically, the inventive method
By preset alarm window jitter value, and carry out alarm decision accordingly, solve owing to infrared thermal imaging temperature measuring equipment saltus step is special
Property causes reporting to the police inaccurate problem, this method design science, is easily achieved, and has to disappear and tremble and window arbitration functions.
Brief description
Fig. 1 is the main flow chart of the alarm decision method of the inventive method.
Fig. 2 is the alarm decision flow chart of the inventive method.
Detailed description of the invention
Below by detailed description of the invention, technical scheme is described in further detail.
As shown in Figure 1-2, a kind of temperature alarming determination methods based on infrared measurement of temperature monitoring system, the method includes following
Step:
Step 1: preset alarm window jitter value, alarm threshold value, warning need to judge number of times and a data buffer zone；
Step 2: the temperature value reading the measurement of infrared measurement of temperature monitoring system is temporarily stored in described data buffer zone, and cumulative record is
Quantity N of the temperature value taking；
Step 3: described quantity N and described warning need to being judged, number of times compares, if described quantity N need to be sentenced less than described warning
Disconnected number of times, returns described step 2；Otherwise carry out alarm decision, and described quantity N is reset；
Step 4: judge that this infrared measurement of temperature monitoring system is presently in state, read temporary temperature value, carry out alarm decision；
Step 4.1: if it is normal condition that this infrared measurement of temperature monitoring system is presently in state, then by described temperature value respectively with report
The difference of alert threshold value and warning window jitter value contrasts, if any one value is less than described alarm threshold value in described temperature value
Difference with warning window jitter value, it is judged that be normal condition, otherwise triggers and reports to the police；
Step 4.2: if it is alarm condition that this infrared measurement of temperature monitoring system is presently in state, then by described temperature value respectively with report
Alert threshold value and warning window jitter value and value contrast, if any one value is more than or equal to described warning in described temperature value
Threshold value and warning window jitter value and value, it is judged that be alarm condition, otherwise recover normal condition；
After alarm decision terminates, return described step 2.
Particularly, before reading described temperature value, an initialization operation to be carried out to whole system, get rid of improper because of
Element interference, namely first initializes: compare described warning window jitter value and zero, if comparative result is non-zero,
Perform described step 2；Otherwise directly carry out single alarm decision.When carrying out single alarm decision, reading infrared measurement of temperature monitoring is
The temperature value of unified test amount, and this temperature value is compared with described alarm threshold value, if this temperature value is more than or equal to described alarm threshold value,
Then report to the police；It if this temperature value is less than described alarm threshold value, then is normal condition.In other embodiments, in initialization also
May determine that warning need to judge whether number of times is more than the maximum alarm times value of the permission preset, warning need to judge whether number of times is less than
0。
Initialization operation purpose is to get rid of warning window jitter value to judge that less than the 0th, reporting to the police number of times is more than permission maximum report
Alert numerical value and reporting to the police need to judge that number of times is less than the improper distracter such as 0；But this method is called when initializing unsuccessfully
The result obtaining is unpredictable and may initiating system mistake (generation wild pointer).
In the inventive method, carrying out the judgement whether warning window jitter value is 0, warning window jitter value is direct when being 0
Carried out by single alarm decision.Non-zero enter row cache temperature value, it is judged that quantity N of temporary temperature value whether reach report to the police need
Judge number of times so that always storage in buffering area is reported to the police and need to be judged the temperature data of time numerical value.Concrete, often carry out in buffering area
One time temperature value is kept in, and the structured data of sensing all can be made to update, replace data the oldest, preserve up-to-date data, preserves
Up-to-date temperature value data, the quantity of temporary temperature value is that warning need to judge time numerical value.The last temperature value kept in again
Compare with alarm threshold value, carry out alarm decision.
Alarm decision method in the present invention, having disappears trembles and window arbitration functions.Alarm threshold value plus-minus warning window is trembled
Obtain two activation threshold values of raising and lowering after dynamic value, trigger and reach after warning need to judge number of times, to cause state change.
When the state of being presently in is alarm condition, when the temperature value that need to judge is continuously less than the rising that need to judge number of times of reporting to the police
During threshold value, recover normal condition；
When the state of being presently in is alarm condition, when the temperature value that need to judge once reaches ascending threshold, persistently report to the police；
When the state of being presently in is normal condition, when the temperature value that need to judge need to judge number of times falling-threshold value higher than warning continuously
Trigger and report to the police, enter alarm condition；
When the state of being presently in is normal condition, when the temperature value that need to judge once need to judge number of times falling-threshold value less than warning
When trigger report to the police, continue normal condition.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to preferred embodiment, and those of ordinary skill in the field are it is understood that still
The detailed description of the invention of the present invention can be modified or equivalent is carried out to portion of techniques feature；Without deviating from this
The spirit of bright technical scheme, it all should be covered in the middle of the technical scheme scope that the present invention is claimed.
Claims (3)
1. the temperature alarming determination methods based on infrared measurement of temperature monitoring system, it is characterised in that the method includes following step
Rapid:
Step 1: preset alarm window jitter value, alarm threshold value, warning need to judge number of times and a data buffer zone；
Step 2: the temperature value reading the measurement of infrared measurement of temperature monitoring system is temporarily stored in described data buffer zone, and cumulative record is
Quantity N of the temperature value taking；
Step 3: described quantity N and described warning need to being judged, number of times compares, if described quantity N need to be sentenced less than described warning
Disconnected number of times, returns described step 2；Otherwise carry out alarm decision, and described quantity N is reset；
Step 4: judge that this infrared measurement of temperature monitoring system is presently in state, read temporary temperature value, carry out alarm decision；
Step 4.1: if it is normal condition that this infrared measurement of temperature monitoring system is presently in state, then by described temperature value respectively with report
The difference of alert threshold value and warning window jitter value contrasts, if any one value is less than described alarm threshold value in described temperature value
Difference with warning window jitter value, it is judged that be normal condition, otherwise triggers and reports to the police；
Step 4.2: if it is alarm condition that this infrared measurement of temperature monitoring system is presently in state, then by described temperature value respectively with report
Alert threshold value and warning window jitter value and value contrast, if any one value is more than or equal to described warning in described temperature value
Threshold value and warning window jitter value and value, it is judged that be alarm condition, otherwise recover normal condition；
After alarm decision terminates, return described step 2.
2. the temperature alarming determination methods based on infrared measurement of temperature monitoring system according to claim 1, it is characterised in that
Before reading described temperature value, first initialize: described warning window jitter value and zero are compared, if comparative result is non-
Zero, perform described step 2；Otherwise directly carry out single alarm decision.
3. the temperature alarming determination methods based on infrared measurement of temperature monitoring system according to claim 1, it is characterised in that institute
Stating single alarm decision is: read the temperature value of infrared measurement of temperature monitoring system measurement, and by this temperature value and described alarm threshold value
Relatively, if this temperature value is more than or equal to described alarm threshold value, then report to the police；If this temperature value is less than described alarm threshold value, then
For normal condition.
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| CN201610376206.3A CN106066209B (en) | 2016-05-31 | 2016-05-31 | Temperature alarming judgment method based on infrared measurement of temperature monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153211A (en) * | 2016-12-02 | 2018-06-12 | 斯凯孚公司 | The trend analysis of alarm parameters and the method tuned automatically |
| CN113670446A (en) * | 2021-08-07 | 2021-11-19 | 郑州海威光电科技有限公司 | Method for removing background of infrared thermal image |
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| JPH06221732A (en) * | 1991-09-19 | 1994-08-12 | Young K Nam | Method and device for surveying temperature |
| US5870022A (en) * | 1997-09-30 | 1999-02-09 | Interactive Technologies, Inc. | Passive infrared detection system and method with adaptive threshold and adaptive sampling |
| CN102223264A (en) * | 2011-06-14 | 2011-10-19 | 深圳中兴力维技术有限公司 | Alarm processing method and alarm processing system for monitoring system |
| CN103344348A (en) * | 2013-07-04 | 2013-10-09 | 长沙市博巨兴电子科技有限公司 | Method and device for detecting water boiling of induction cooker |
| CN103885408A (en) * | 2014-03-11 | 2014-06-25 | 潍柴动力股份有限公司 | Method and device for controlling operation of tested sample piece |
-
2016
- 2016-05-31 CN CN201610376206.3A patent/CN106066209B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06221732A (en) * | 1991-09-19 | 1994-08-12 | Young K Nam | Method and device for surveying temperature |
| US5870022A (en) * | 1997-09-30 | 1999-02-09 | Interactive Technologies, Inc. | Passive infrared detection system and method with adaptive threshold and adaptive sampling |
| CN102223264A (en) * | 2011-06-14 | 2011-10-19 | 深圳中兴力维技术有限公司 | Alarm processing method and alarm processing system for monitoring system |
| CN103344348A (en) * | 2013-07-04 | 2013-10-09 | 长沙市博巨兴电子科技有限公司 | Method and device for detecting water boiling of induction cooker |
| CN103885408A (en) * | 2014-03-11 | 2014-06-25 | 潍柴动力股份有限公司 | Method and device for controlling operation of tested sample piece |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153211A (en) * | 2016-12-02 | 2018-06-12 | 斯凯孚公司 | The trend analysis of alarm parameters and the method tuned automatically |
| CN108153211B (en) * | 2016-12-02 | 2022-11-11 | 斯凯孚公司 | Method for trend analysis and automatic tuning of alarm parameters |
| CN113670446A (en) * | 2021-08-07 | 2021-11-19 | 郑州海威光电科技有限公司 | Method for removing background of infrared thermal image |
| CN113670446B (en) * | 2021-08-07 | 2023-06-16 | 郑州海威光电科技有限公司 | Method for removing background by infrared thermal image |
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| CN106066209B (en) | 2018-09-28 |
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Address after: 472100 Industrial Agglomeration Area of Shaanxi County, Sanmenxia City, Henan Province Co-patentee after: ZHENGZHOU HAIWEI PHOTOELECTRIC TECHNOLOGY CO., LTD. Patentee after: DATANGSHAN COUNTY WIND POWER GENERATION CO., LTD. Address before: 45 000 1 Unit 1, Unit 4, Floor 11, 5 Building 11, Lianhua Street, Zhengzhou High-tech Zone, Henan Province Co-patentee before: DATANGSHAN COUNTY WIND POWER GENERATION CO., LTD. Patentee before: ZHENGZHOU HAIWEI PHOTOELECTRIC TECHNOLOGY CO., LTD. |