CN103775830B - A kind of high-temperature steam Leak Detection and Location System and method - Google Patents
A kind of high-temperature steam Leak Detection and Location System and method Download PDFInfo
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Abstract
A kind of high-temperature steam Leak Detection and Location System and method, relate to high-temperature steam leak detection technical field, described high-temperature steam Leak Detection and Location System comprises multiple temperature sensing module, an infrared thermal imaging module and a personal-machine interactive system, described man-machine interactive system comprises load module, display translation module and alarm module, and also comprises a comparison operation module; In the present invention, by temperature sensing module measuring tempeature data, by infrared thermal imaging module detection image data, comparison operation module is used to compare computing to temperature data and image data again, realize positioning high-temperature steam leak position in high-temperature steam pipeline, and the cut size of high-temperature steam leak position pipeline is judged, thus be conducive to the further process of high-temperature steam leakage accident.
Description
Technical field
The present invention relates to high-temperature steam leak detection technical field, is specifically a kind of high-temperature steam Leak Detection and Location System and method.
Background technique
At present, high-temperature steam leak detection generally adopts infrared and ultrasonic detection method, and these methods are relatively more effective to single high-temperature steam pipeline, can detect that high-temperature steam leaks and determines high-temperature steam leak position in real time.And in reality the high-temperature steam pipeline of some complexity as thermal power station, nuclear power station etc., its pipeline complexity is intertwining, infrared or the ultrasound of independent employing only can detect that high-temperature steam leaks, but can not position high-temperature steam leak position, can not judge the cut size of high-temperature steam leak position pipeline, be unfavorable for the further process of high-temperature steam leakage accident.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide a kind of high-temperature steam Leak Detection and Location System and method, not only can carry out high-temperature steam leak detection to the high-temperature steam pipeline that complexity is intertwining, and can position high-temperature steam leak position, and the cut size of high-temperature steam leak position pipeline is judged, thus be conducive to the further process of high-temperature steam leakage accident.
For reaching above object, the technological scheme that the present invention takes is a kind of high-temperature steam Leak Detection and Location System, comprise multiple temperature sensing module, an infrared thermal imaging module and a personal-machine interactive system, described man-machine interactive system comprises load module, display translation module and alarm module; Described temperature sensing module is for measuring the temperature of measuring point in pipeline, described infrared thermal imaging module is for detecting high-temperature targets in pipeline background, described load module is used for user operation input, described display translation module is for showing steam leakage information, and described alarm module is used for the prompting of steam leakage alarm; Described man-machine interactive system also comprises comparison operation module, described comparison operation module connects described temperature sensing module, infrared thermal imaging module, load module, display translation module and alarm module respectively, for receiving temperature data, the image data of infrared thermal imaging module detection and the signal of load module input that temperature sensing module is measured, by comparison operation determination steam leakage information, simultaneously by steam leakage information transmission to display translation module and alarm module.
On the basis of technique scheme, described temperature sensing module is fluorescent optical fiber temperature sensor.
On the basis of technique scheme, described infrared thermal imaging module is non-refrigeration type infrared thermography.
On the basis of technique scheme, described man-machine interactive system is human-computer interaction device.
A kind of high-temperature steam leakage detecting and locating method, comprises the steps:
S1. multiple described temperature sensing module is installed on each measuring point in pipeline respectively, infrared thermal imaging module is installed in the visual field range of pipeline complete imaging, and by load module input temp threshold value;
S2. the temperature of temperature sensing module to each measuring point is measured simultaneously, and temperature data is sent to comparison operation module; Infrared thermal imaging module to high-temperature targets detection imaging in visual field range, and sends image data to comparison operation module;
S3. comparison operation module compares computing to the temperature data received and image data, the result of comparison operation is sent to display translation module and shows, steam leakage alarm signal is sent to alarm module and reports to the police.
On the basis of technique scheme, the step that described comparison operation module compares computing to the temperature data received and image data is as follows:
S31. comparison operation module compares twice Temperature numerical before and after measuring point in pipeline, if twice poor temperature threshold exceeding setting of Temperature numerical before and after a measuring point, namely judges that steam leakage occurs in this measuring point position;
S32. comparison operation module compares twice image data before and after pipeline, if there is high-temperature targets in image, namely judges pipeline steam leakage, corresponding pipeline steam leakage position, the highest temperature region of high-temperature targets in image;
S33. the steam leakage position determined according to temperature data and the steam leakage position determined according to image data compare by comparison operation module, judge steam leakage position further;
S34. comparison operation module judges the cut size of steam leakage position pipeline according to the diffusion velocity of high-temperature area in image and range of scatter.
On the basis of technique scheme, after alarm module is reported to the police, user is by load module input noise elimination instruction to comparison operation module, and comparison operation module stops sending steam leakage alarm signal.
On the basis of technique scheme, described temperature sensing module is installed on the place that in pipeline, steam easily leaks respectively.
On the basis of technique scheme, described temperature sensing module is fluorescent optical fiber temperature sensor, and described infrared thermal imaging module is non-refrigeration type infrared thermography, and described man-machine interactive system is human-computer interaction device.
Beneficial effect of the present invention is: the present invention is by temperature sensing module measuring tempeature data, by infrared thermal imaging module detection image data, comparison operation module is used to compare computing to temperature data and image data again, realize positioning high-temperature steam leak position in high-temperature steam pipeline, and the cut size of high-temperature steam leak position pipeline is judged, thus be conducive to the further process of high-temperature steam leakage accident.
Accompanying drawing explanation
Fig. 1 is the structural representation of high-temperature steam Leak Detection and Location System of the present invention;
Fig. 2 is high-temperature steam Leak testtion positioning flow figure of the present invention.
Reference character: temperature sensing module 1; Infrared thermal imaging module 2; Man-machine interactive system 3, load module 31, display translation module 32, alarm module 33, comparison operation module 34.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, high-temperature steam Leak Detection and Location System of the present invention comprises multiple temperature sensing module 1, infrared thermal imaging module 2 and a personal-machine interactive system 3, and described temperature sensing module 1, infrared thermal imaging module 2 are all connected with man-machine interactive system 3; Described temperature sensing module 1 is for measuring the temperature of measuring point in pipeline, and described infrared thermal imaging module 2 is for detecting high-temperature targets in pipeline background.Described man-machine interactive system 3 comprises load module 31, display translation module 32, alarm module 33 and comparison operation module 34, and described comparison operation module 34 connects described temperature sensing module 1, infrared thermal imaging module 2, load module 31, display translation module 32 and alarm module 33 respectively.Described load module 31 inputs for user operation, described display translation module 32 is for showing steam leakage information, described alarm module 33 is pointed out for steam leakage alarm, the temperature data that described comparison operation module 34 is measured for receiving temperature sensing module 1, the image data that infrared thermal imaging module 2 detects and the signal that load module 31 inputs, by comparison operation determination steam leakage information, simultaneously by steam leakage information transmission to display translation module 32 and alarm module 33, shown by display translation module 32, and reported to the police by alarm module 33.
As shown in Figure 2, a kind of high-temperature steam leakage detecting and locating method, specifically comprises the steps:
S1, multiple described temperature sensing module 1 is installed on respectively each measuring point that steam in pipeline easily leaks, as places such as pipeline connection, welding.Infrared thermal imaging module 2 is installed in the visual field range of pipeline complete imaging, and by load module 31 input temp threshold value.
S2, the temperature of temperature sensing module 1 to each measuring point are measured simultaneously, and temperature data are sent to comparison operation module 34; High-temperature targets detection imaging in infrared thermal imaging module 2 pairs of visual field ranges, and send image data to comparison operation module 34.
S3. comparison operation module 34 compares computing to the temperature data received and image data, the result of comparison operation is sent to display translation module 33 and shows, steam leakage alarm signal is sent to alarm module 33 and reports to the police.After alarm module 33 is reported to the police, user inputs noise elimination instruction to comparison operation module 34 by load module 31, and comparison operation module 34 stops sending steam leakage alarm signal.
In described S3, the step that comparison operation module 34 compares computing to the temperature data received and image data is as follows:
S31. in comparison operation module 34 pairs of pipelines, before and after measuring point, twice Temperature numerical compares, if twice poor temperature threshold exceeding setting of Temperature numerical before and after a measuring point, namely judges that steam leakage occurs in this measuring point position.
S32. before and after comparison operation module 34 pairs of pipelines, twice image data compares, if there is high-temperature targets in image, namely judges pipeline steam leakage, corresponding pipeline steam leakage position, the highest temperature region of high-temperature targets in image.
S33. the steam leakage position determined according to temperature data and the steam leakage position determined according to image data compare by comparison operation module 34, judge steam leakage position further.
S34. comparison operation module 34 judges the cut size of steam leakage position pipeline according to the diffusion velocity of high-temperature area in image and range of scatter.
In the present embodiment, described temperature sensing module 1 is fluorescent optical fiber temperature sensor, and described infrared thermal imaging module 2 is non-refrigeration type infrared thermography, and described man-machine interactive system 3 is human-computer interaction device.
The present invention is not limited to above-mentioned mode of execution, and for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as within protection scope of the present invention.The content be not described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (8)
1. a high-temperature steam Leak Detection and Location System, comprise multiple temperature sensing module, an infrared thermal imaging module and a personal-machine interactive system, described man-machine interactive system comprises load module, display translation module and alarm module; Described temperature sensing module is for measuring the temperature of measuring point in pipeline, described infrared thermal imaging module is for detecting high-temperature targets in pipeline background, described load module is used for user operation input, described display translation module is for showing steam leakage information, and described alarm module is used for the prompting of steam leakage alarm; It is characterized in that, described man-machine interactive system also comprises comparison operation module, described comparison operation module connects described temperature sensing module, infrared thermal imaging module, load module, display translation module and alarm module respectively, for receiving temperature data, the image data of infrared thermal imaging module detection and the signal of load module input that temperature sensing module is measured, by comparison operation determination steam leakage information, simultaneously by steam leakage information transmission to display translation module and alarm module.
2. high-temperature steam Leak Detection and Location System as claimed in claim 1, it is characterized in that, described temperature sensing module is fluorescent optical fiber temperature sensor.
3. high-temperature steam Leak Detection and Location System as claimed in claim 1, it is characterized in that, described infrared thermal imaging module is non-refrigeration type infrared thermography.
4. high-temperature steam Leak Detection and Location System as claimed in claim 1, it is characterized in that, described man-machine interactive system is human-computer interaction device.
5., based on a high-temperature steam leakage detecting and locating method for system described in claim 1, it is characterized in that, comprise the steps:
S1. multiple described temperature sensing module is installed on each measuring point in pipeline respectively, infrared thermal imaging module is installed in the visual field range of pipeline complete imaging, and by load module input temp threshold value;
S2. the temperature of temperature sensing module to each measuring point is measured simultaneously, and temperature data is sent to comparison operation module; Infrared thermal imaging module to high-temperature targets detection imaging in visual field range, and sends image data to comparison operation module;
S3. comparison operation module compares computing to the temperature data received and image data, the result of comparison operation is sent to display translation module and shows, steam leakage alarm signal is sent to alarm module and reports to the police;
The step that described comparison operation module compares computing to the temperature data received and image data is as follows:
S31. comparison operation module compares twice Temperature numerical before and after measuring point in pipeline, if twice poor temperature threshold exceeding setting of Temperature numerical before and after a measuring point, namely judges that steam leakage occurs in this measuring point position;
S32. comparison operation module compares twice image data before and after pipeline, if there is high-temperature targets in image, namely judges pipeline steam leakage, corresponding pipeline steam leakage position, the highest temperature region of high-temperature targets in image;
S33. the steam leakage position determined according to temperature data and the steam leakage position determined according to image data compare by comparison operation module, judge steam leakage position further;
S34. comparison operation module judges the cut size of steam leakage position pipeline according to the diffusion velocity of high-temperature area in image and range of scatter.
6. high-temperature steam leakage detecting and locating method as claimed in claim 5, is characterized in that, after alarm module is reported to the police, user is by load module input noise elimination instruction to comparison operation module, and comparison operation module stops sending steam leakage alarm signal.
7. high-temperature steam leakage detecting and locating method as claimed in claim 5, it is characterized in that, described temperature sensing module is installed on the place that in pipeline, steam easily leaks respectively.
8. a kind of high-temperature steam leakage detecting and locating method as described in as arbitrary in claim 5 to 7, it is characterized in that, described temperature sensing module is fluorescent optical fiber temperature sensor, and described infrared thermal imaging module is non-refrigeration type infrared thermography, and described man-machine interactive system is human-computer interaction device.
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| CN105185419A (en) * | 2015-08-25 | 2015-12-23 | 上海核工程研究设计院 | Nuclear-power-station main-steam-pipe leakage detection system |
| CN107992857A (en) * | 2017-12-25 | 2018-05-04 | 深圳钰湖电力有限公司 | A kind of high-temperature steam leakage automatic detecting recognition methods and identifying system |
| CN109447011B (en) * | 2018-11-06 | 2020-07-03 | 沈阳天眼智云信息科技有限公司 | Real-time monitoring method for infrared leakage of steam pipeline |
| CN109854964B (en) * | 2019-03-29 | 2021-03-19 | 沈阳天眼智云信息科技有限公司 | Steam leakage positioning system and method based on binocular vision |
| CN111047568B (en) * | 2019-12-06 | 2023-05-16 | 汕头大学 | Method and system for detecting and identifying steam leakage defect |
| CN112258806A (en) * | 2020-11-16 | 2021-01-22 | 山东中烟工业有限责任公司 | Novel steam leakage detection device and method |
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