CN113531403A - Water pipe leakage detection method and device - Google Patents
Water pipe leakage detection method and device Download PDFInfo
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- CN113531403A CN113531403A CN202110990030.1A CN202110990030A CN113531403A CN 113531403 A CN113531403 A CN 113531403A CN 202110990030 A CN202110990030 A CN 202110990030A CN 113531403 A CN113531403 A CN 113531403A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
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Abstract
The embodiment of the invention provides a method and a device for detecting water pipe leakage, wherein the method comprises the following steps: receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to the water pipe, and acquiring a coordinate position corresponding to the historical temperature data and a water inlet period of the water pipe; analyzing historical temperature data of each coordinate position by combining a water inlet period to obtain a response characteristic value, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value; receiving real-time temperature data of a temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in a temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor; and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position. By adopting the method, the hidden danger points of the water pipe in the early slight leakage state can be accurately found through periodic detection and calculation and by combining external factors.
Description
Technical Field
The invention relates to the technical field of temperature sensing detection, in particular to a method and a device for detecting water pipe leakage.
Background
Defects, degradation, or damage to the tubing or connections can cause leakage of the fluid tubing. Distributed Temperature Sensors (DTS) can detect the distribution Temperature of optical fibers laid along a pipeline, and may utilize the thermal phenomena of the pipeline and the surrounding environment to realize non-blind-area leakage monitoring and accurate positioning of leakage points of the pipeline.
However, in the prior art, when the distributed optical fiber temperature sensor is used for detecting the water pipe leakage, it is usually detected whether the temperature of the sensor is abnormal compared with the ambient temperature, and when the temperature is abnormal, the water pipe leakage is judged, so that the detection is usually difficult to find a slight leakage point in the water pipe, and the water pipe leakage cannot be found in time.
Disclosure of Invention
Aiming at the problems in the prior art, the embodiment of the invention provides a method and a device for detecting water pipe leakage.
The embodiment of the invention provides a water pipe leakage detection method, which comprises the following steps:
receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to a water pipe, and acquiring data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and a water inlet period of the water pipe;
analyzing historical temperature data of each coordinate position by combining the water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe enters water;
receiving real-time temperature data of the temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in the temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor;
and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position.
In one embodiment, the method further comprises:
determining a calibration coordinate position corresponding to the real-time temperature data, acquiring an external temperature corresponding to the calibration coordinate position, and determining a corresponding error temperature value according to the external temperature;
correcting the real-time temperature data through the error temperature value to obtain corrected temperature, and judging whether the corrected temperature is in the temperature change range;
and when the corrected temperature is not in the temperature change range, judging that the real-time temperature data is not in the temperature change range.
In one embodiment, the method further comprises:
acquiring the distance between the coordinate position and the water inlet;
and analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water inlet to obtain a response characteristic value corresponding to the coordinate position.
In one embodiment, the method further comprises:
acquiring the distance between the coordinate position and a water outlet;
and analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water outlet to obtain a response characteristic value corresponding to the coordinate position.
In one embodiment, the method further comprises:
and when the external environment factor is an abnormal environment factor, outputting the abnormal coordinate position temperature abnormal information.
In one embodiment, the abnormal environmental factors include:
abnormal high temperature weather, abnormal low temperature weather, abnormal rainfall weather, and abnormal snowing weather.
The embodiment of the invention provides a water pipe leakage detection device, which comprises:
the first receiving module is used for receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to the water pipe and acquiring data attributes of the historical temperature data, wherein the data attributes comprise a coordinate position corresponding to the historical temperature data and a water inlet period of the water pipe;
the analysis module is used for analyzing historical temperature data of each coordinate position by combining the water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe enters water;
the second receiving module is used for receiving the real-time temperature data of the temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in the temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor;
and the output module is used for outputting the information that the water pipe leaks at the abnormal coordinate position when the external environment factors are not abnormal environment factors.
In one embodiment, the apparatus further comprises:
the acquisition module is used for determining a calibration coordinate position corresponding to the real-time temperature data, acquiring the external temperature corresponding to the calibration coordinate position, and determining a corresponding error temperature value according to the external temperature;
the correction module is used for correcting the real-time temperature data through the error temperature value to obtain corrected temperature and judging whether the corrected temperature is in the temperature change range;
and the judging module is used for judging that the real-time temperature data is not in the temperature change range when the corrected temperature is not in the temperature change range.
The embodiment of the invention provides electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor executes the program to realize the steps of the water pipe leakage detection method.
Embodiments of the present invention provide a non-transitory computer readable storage medium having stored thereon a computer program, which when executed by a processor, performs the steps of the above-described water pipe leakage detection method.
The method and the device for detecting the water pipe leakage receive historical temperature data uploaded by a temperature measuring optical cable corresponding to a water pipe, and acquire data attributes of the historical temperature data, wherein the data attributes comprise a coordinate position corresponding to the historical temperature data and a water inlet period of the water pipe; analyzing historical temperature data of each coordinate position by combining a water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe is filled with water; receiving real-time temperature data of a temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in a temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor; and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position. Therefore, the hidden danger point of the water pipe in the early slight leakage state can be accurately found through periodic detection and calculation and by combining external factors.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a flow chart of a method for detecting water pipe leakage according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a water pipe leakage detecting apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an electronic device in an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic flow chart of a method for detecting water pipe leakage according to an embodiment of the present invention, and as shown in fig. 1, the embodiment of the present invention provides a method for detecting water pipe leakage, including:
step S101, receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to a water pipe, and acquiring data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and a water inlet period of the water pipe.
Specifically, the temperature measurement optical cable can be buried in the water pipe top, the natural temperature of the soil above the measured water pipe, the natural temperature of the soil is often influenced by the outside temperature and the water flow of the water pipe, the measured natural temperature is uploaded to the temperature measurement optical cable, the historical temperature data uploaded by the temperature measurement optical cable is obtained, and the data attribute of the historical temperature data is determined, wherein the data attribute comprises the coordinate position corresponding to the historical temperature data and the water inlet period of the water pipe.
And step S102, analyzing historical temperature data of each coordinate position by combining the water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe enters water.
Specifically, under the condition that the pipeline is not leaked, the temperature of each coordinate position is the natural temperature of soil where the coordinate position is located, the temperature can change when water enters, the change trend of historical temperature data of each coordinate position is analyzed in combination with a water inlet period, a corresponding function relation between the temperature and the period can be established in a specific analysis process, and a response characteristic value corresponding to the coordinate position can be obtained, wherein the response characteristic value is the temperature change coefficient of the coordinate position along with water flow when the water pipe enters the water pipe, and the temperature change range corresponding to the coordinate position is determined according to the response characteristic value.
Step S103, receiving real-time temperature data of the temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in the temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor.
Specifically, receive the real-time temperature data of temperature measurement optical cable, when real-time temperature data is not in when the temperature variation within range, explain that corresponding coordinate position has the temperature anomaly, then confirm the abnormal coordinate position that corresponds to and acquire the external environment factor that abnormal coordinate position corresponds, detect whether external environment factor is abnormal environment factor, wherein, abnormal environment factor is the factor that probably influences soil temperature, and then influences the real-time temperature data that detect, includes: abnormal high temperature weather, abnormal low temperature weather, abnormal rainfall weather, and abnormal snowing weather.
In addition, a calibration coordinate position corresponding to the real-time temperature data is determined, the external temperature corresponding to the calibration coordinate position is obtained, and a corresponding error temperature value is determined according to the external temperature based on the influence factor of the external temperature on the soil temperature; then correcting the real-time temperature data through the error temperature value to obtain corrected temperature, and judging whether the corrected temperature is in a temperature change range; when the corrected temperature is within the temperature change range, the measured real-time temperature data is normal, and when the corrected temperature is not within the temperature change range, the real-time temperature data is judged not to be within the temperature change range and the temperature is abnormal.
And step S104, when the external environment factor is not an abnormal environment factor, outputting the information of the water pipe leakage at the abnormal coordinate position.
Specifically, when the external environmental factor is not an abnormal environmental factor, it indicates that the detected real-time temperature data is abnormal and is not affected by the external environmental factor, and the water pipe corresponding to the coordinate position leaks, and information of the water pipe leakage occurring at the abnormal coordinate position is output.
When the external environmental factors are abnormal environmental factors, outputting abnormal temperature information of the abnormal coordinate position to remind relevant workers of paying attention to the abnormal temperature condition of the corresponding coordinate position, wherein the abnormal temperature condition may be influenced by the external factors or the water pipe leakage and reminds the workers of paying attention.
The embodiment of the invention provides a water pipe leakage detection method, which comprises the steps of receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to a water pipe, and obtaining data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and a water inlet period of the water pipe; analyzing historical temperature data of each coordinate position by combining a water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe is filled with water; receiving real-time temperature data of a temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in a temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor; and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position. Therefore, the hidden danger point of the water pipe in the early slight leakage state can be accurately found through periodic detection and calculation and by combining external factors.
On the basis of the above embodiment, the water pipe leakage detection method further includes:
acquiring the distance between the coordinate position and the water inlet;
and analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water inlet to obtain a response characteristic value corresponding to the coordinate position.
In the embodiment of the invention, the change trend of the historical temperature data of each coordinate position is analyzed in combination with the water inlet period, the temperature change trend is analyzed in combination with the distance between the coordinate position and the water inlet in the process that the corresponding function relation between the temperature and the period can be established in the specific analysis process to obtain the response characteristic value corresponding to the coordinate position, and the temperature change trend is analyzed in combination with the distance between the coordinate position and the water inlet.
According to the embodiment of the invention, the accuracy of the water pipe leakage detection is further improved by analyzing the special cases of the water inlet and the water outlet.
Fig. 2 is a water pipe leakage detection apparatus provided in an embodiment of the present invention, including: a first receiving module S201, an analyzing module S202, a second receiving module S203, and an outputting module S204, wherein:
the first receiving module S201 is used for receiving historical temperature data uploaded by the temperature measuring optical cables corresponding to the water pipes and acquiring data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and water inlet periods of the water pipes.
An analyzing module S202, configured to analyze historical temperature data of each coordinate position in combination with the water intake period to obtain a response characteristic value corresponding to the coordinate position, and determine a temperature variation range corresponding to the coordinate position according to the response characteristic value, where the response characteristic value is a temperature variation coefficient of the coordinate position when the water pipe intakes water.
The second receiving module S203 is configured to receive real-time temperature data of the temperature measuring optical cable, determine a corresponding abnormal coordinate position when the real-time temperature data is not within the temperature variation range, acquire an external environment factor corresponding to the abnormal coordinate position, and detect whether the external environment factor is an abnormal environment factor.
And the output module S204 is used for outputting the information that the water pipe leaks at the abnormal coordinate position when the external environment factor is not an abnormal environment factor.
In one embodiment, the apparatus may further comprise:
and the acquisition module is used for determining a calibration coordinate position corresponding to the real-time temperature data, acquiring the external temperature corresponding to the calibration coordinate position, and determining a corresponding error temperature value according to the external temperature.
And the correction module is used for correcting the real-time temperature data through the error temperature value to obtain a corrected temperature, and judging whether the corrected temperature is in the temperature change range.
And the judging module is used for judging that the real-time temperature data is not in the temperature change range when the corrected temperature is not in the temperature change range.
In one embodiment, the apparatus may further comprise:
and the second acquisition module is used for acquiring the distance between the coordinate position and the water inlet.
And the second analysis module is used for analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water inlet to obtain a response characteristic value corresponding to the coordinate position.
In one embodiment, the apparatus may further comprise:
and the third acquisition module is used for acquiring the distance between the coordinate position and the water outlet.
And the third analysis module is used for analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water outlet to obtain a response characteristic value corresponding to the coordinate position.
In one embodiment, the apparatus may further comprise:
and the second output module is used for outputting the abnormal information of the temperature of the abnormal coordinate position when the external environment factor is an abnormal environment factor.
For the specific definition of the water pipe leakage detection device, reference may be made to the above definition of the water pipe leakage detection method, which is not described herein again. All or part of the modules in the water pipe leakage detection device can be realized by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
Fig. 3 illustrates a physical structure diagram of an electronic device, which may include, as shown in fig. 3: a processor (processor)301, a memory (memory)302, a communication Interface (Communications Interface)303 and a communication bus 304, wherein the processor 301, the memory 302 and the communication Interface 303 complete communication with each other through the communication bus 304. The processor 301 may call logic instructions in the memory 302 to perform the following method: receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to the water pipe, and acquiring data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and a water inlet period of the water pipe; analyzing historical temperature data of each coordinate position by combining a water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe is filled with water; receiving real-time temperature data of a temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in a temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor; and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position.
Furthermore, the logic instructions in the memory 302 may be implemented in software functional units and stored in a computer readable storage medium when sold or used as a stand-alone product. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In another aspect, an embodiment of the present invention further provides a non-transitory computer-readable storage medium, on which a computer program is stored, where the computer program is implemented to perform the transmission method provided in the foregoing embodiments when executed by a processor, and for example, the method includes: receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to the water pipe, and acquiring data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and a water inlet period of the water pipe; analyzing historical temperature data of each coordinate position by combining a water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe is filled with water; receiving real-time temperature data of a temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in a temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor; and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A method of detecting a leak in a water line, comprising:
receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to a water pipe, and acquiring data attributes of the historical temperature data, wherein the data attributes comprise coordinate positions corresponding to the historical temperature data and a water inlet period of the water pipe;
analyzing historical temperature data of each coordinate position by combining the water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe enters water;
receiving real-time temperature data of the temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in the temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor;
and when the external environment factors are not abnormal environment factors, outputting the information of the water pipe leakage at the abnormal coordinate position.
2. The water line leak detection method of claim 1, further comprising:
determining a calibration coordinate position corresponding to the real-time temperature data, acquiring an external temperature corresponding to the calibration coordinate position, and determining a corresponding error temperature value according to the external temperature;
correcting the real-time temperature data through the error temperature value to obtain corrected temperature, and judging whether the corrected temperature is in the temperature change range;
and when the corrected temperature is not in the temperature change range, judging that the real-time temperature data is not in the temperature change range.
3. The method of claim 1, wherein analyzing historical temperature data of each coordinate location in combination with a water intake cycle to obtain a response characteristic value corresponding to the coordinate location comprises:
acquiring the distance between the coordinate position and the water inlet;
and analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water inlet to obtain a response characteristic value corresponding to the coordinate position.
4. The method of claim 1, wherein analyzing historical temperature data of each coordinate location in combination with a water intake cycle to obtain a response characteristic value corresponding to the coordinate location comprises:
acquiring the distance between the coordinate position and a water outlet;
and analyzing historical temperature data of each coordinate position by combining a water inlet period and the distance between the coordinate position and the water outlet to obtain a response characteristic value corresponding to the coordinate position.
5. The method for detecting water pipe leakage according to claim 1, wherein after detecting whether the external environmental factor is an abnormal environmental factor, the method further comprises:
and when the external environment factor is an abnormal environment factor, outputting the abnormal coordinate position temperature abnormal information.
6. The method of claim 1, wherein the abnormal environmental factors include:
abnormal high temperature weather, abnormal low temperature weather, abnormal rainfall weather, and abnormal snowing weather.
7. A water line leak detection device, the device comprising:
the first receiving module is used for receiving historical temperature data uploaded by a temperature measuring optical cable corresponding to the water pipe and acquiring data attributes of the historical temperature data, wherein the data attributes comprise a coordinate position corresponding to the historical temperature data and a water inlet period of the water pipe;
the analysis module is used for analyzing historical temperature data of each coordinate position by combining the water inlet period to obtain a response characteristic value corresponding to the coordinate position, and determining a temperature change range corresponding to the coordinate position according to the response characteristic value, wherein the response characteristic value is a temperature change coefficient of the coordinate position when the water pipe enters water;
the second receiving module is used for receiving the real-time temperature data of the temperature measuring optical cable, determining a corresponding abnormal coordinate position when the real-time temperature data is not in the temperature change range, acquiring an external environment factor corresponding to the abnormal coordinate position, and detecting whether the external environment factor is an abnormal environment factor;
and the output module is used for outputting the information that the water pipe leaks at the abnormal coordinate position when the external environment factors are not abnormal environment factors.
8. The water pipe leak detection device according to claim 7, further comprising:
the acquisition module is used for determining a calibration coordinate position corresponding to the real-time temperature data, acquiring the external temperature corresponding to the calibration coordinate position, and determining a corresponding error temperature value according to the external temperature;
the correction module is used for correcting the real-time temperature data through the error temperature value to obtain corrected temperature and judging whether the corrected temperature is in the temperature change range;
and the judging module is used for judging that the real-time temperature data is not in the temperature change range when the corrected temperature is not in the temperature change range.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program performs the steps of the method of any of claims 1 to 6.
10. A non-transitory computer readable storage medium having a computer program stored thereon, wherein the computer program when executed by a processor implements the steps of the method of any of claims 1 to 6.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116401496A (en) * | 2023-06-08 | 2023-07-07 | 广东普蓝地理信息服务有限公司 | Method, device, equipment and medium for detecting internal defect information of water supply and drainage pipeline |
| CN117169658A (en) * | 2023-11-03 | 2023-12-05 | 四川省东舜智能科技有限公司 | Photoelectric hybrid cable monitoring method |
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