CN110879121A - Pipeline water leakage monitoring device based on flow velocity and water leakage judging method - Google Patents
Pipeline water leakage monitoring device based on flow velocity and water leakage judging method Download PDFInfo
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- CN110879121A CN110879121A CN201910954673.3A CN201910954673A CN110879121A CN 110879121 A CN110879121 A CN 110879121A CN 201910954673 A CN201910954673 A CN 201910954673A CN 110879121 A CN110879121 A CN 110879121A
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
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Abstract
The invention relates to a pipeline water leakage monitoring device and a water leakage judging method based on flow rate, which comprises at least one control valve arranged in a pipeline and flow rate collecting equipment with a flow rate collecting function, and the device also comprises: the data acquisition device is used for acquiring and transmitting the flow rate information acquired by the flow rate acquisition equipment; the information processor is used for prestoring a modeling information value of the corresponding relation between the flow rate and the water leakage state, receiving the flow rate information of the data acquisition unit, and performing calculation, comparison and analysis to realize water leakage state judgment; the information processor also has communication and execution functions; the client is used for carrying out two-way communication with the information processor, receiving a water leakage judgment result from the information processor and realizing the receiving and returning of a user instruction; the control valve is electrically connected with the information processor and receives the instruction of the information processor to realize opening or closing. The method selects the flow rate which is easy to obtain, and can efficiently and accurately obtain the result of whether water leakage exists or not through a reasonable algorithm.
Description
Technical Field
The invention relates to a pipeline water leakage monitoring device and a water leakage judging method based on flow velocity, and belongs to the technical field of water leakage detection.
Background
In actual life, water leakage is caused by the fact that water pipes are aged, leaked, broken and not tightly closed or forgotten to be closed, on one hand, water resource waste and water cost are increased, on the other hand, the water pipes can harm buildings to cause house damage and property loss when the water pipes are serious, particularly in a residential dense area, one water leakage can cause loss to nearby and lower-layer multiple units, and inconvenience is brought to daily life of residents. In places such as high-grade hotels, flood disasters can be caused by burst of water pipes, high-grade facilities in the hotels are damaged or seriously, and the situation frequently occurs in real life, so that water leakage monitoring is very needed, hidden danger is avoided and enlarged in an early finding way, and water leakage monitoring equipment is produced at the right moment.
The water leakage monitoring equipment in the prior art is mainly composed of advanced components with high precision and high cost, is high in cost, is not suitable for daily requirements of ordinary families, is extremely easy to damage, and is inconvenient to maintain and replace. The invention aims to solve the technical problem and provides a pipeline water leakage monitoring device and a water leakage judging method based on flow rate, which have good judgment reliability and are easy to realize by hardware equipment.
Disclosure of Invention
One of the objectives of the present invention is to solve the deficiencies of the prior art, and to provide a pipeline water leakage monitoring device based on flow rate, which has the advantages of reasonable structural design, convenient installation and use, and good reliability, and can timely remind the user and automatically cut off the water supply for protection when the occurrence of pipeline water leakage is monitored.
The second purpose of the present invention is to solve the deficiencies of the prior art, and to provide a method for judging water leakage of a pipeline based on flow rate, which selects the flow rate which is easy to obtain, and can efficiently and accurately obtain the result of water leakage through a reasonable algorithm, thereby ensuring the stable and reliable operation of the water leakage monitoring device of the present invention.
The technical scheme adopted by the invention for solving the technical problems is as follows:
pipeline monitoring devices that leaks based on velocity of flow, including at least one control valve of locating in the pipeline and one have the velocity of flow collection equipment of velocity of flow collection function, the device still includes:
the data acquisition device is used for acquiring and transmitting the flow rate information acquired by the flow rate acquisition equipment;
the information processor is used for prestoring a modeling information value of the corresponding relation between the flow rate and the water leakage state, receiving the flow rate information of the data acquisition unit, and performing calculation, comparison and analysis to realize water leakage state judgment; the information processor also has communication and execution functions;
the client is used for carrying out two-way communication with the information processor, receiving a water leakage judgment result from the information processor and realizing the receiving and returning of a user instruction;
the control valve is electrically connected with the information processor and receives the instruction of the information processor to realize opening or closing.
Preferably, the device further comprises a pressure acquisition device in telecommunication connection with the data acquisition unit, the acquired pressure information is acquired and transmitted through the data acquisition unit, a modeling information value with a corresponding relation between the flow rate and the pressure and the water leakage state is prestored in the information processor, and the water leakage state is comprehensively judged based on the pressure and the flow rate.
Preferably, the information processor comprises at least one processor and a memory in communication connection with the processor, the memory stores instructions which can be executed by the processor when being mobilized, the processor can also compare data information transmitted by the data collector with preset modeling information to generate water leakage or water leakage-free judgment result information, and when water leakage is judged, water leakage warning information and a subsequent processing result are sent to the server and fed back to the client in real time.
Preferably, the client is a water leakage detection APP based on a handheld mobile terminal or wearable device, and the information processor and the client remotely communicate through any one of 2G, 3G, 4G, 5G and WiFi.
Preferably, the client is a handheld controller, the controller comprises a shell, a display screen and a short-distance wireless communication mechanism arranged in the shell, and the controller comprises a control circuit board, a short-distance wireless communication module and a power supply, the control circuit board is electrically connected with the power supply, and the short-distance wireless communication module and the display screen are electrically connected with the control circuit board; the information processor is also internally provided with a short-distance wireless communication module, and the information processor and the client communicate through any one or more of three short-distance wireless communication of Bluetooth, HomeRF and infrared.
The pipeline water leakage monitoring method based on the flow velocity adopts a pipeline water leakage monitoring device based on the flow velocity and is arranged in a pipeline to be monitored, and the method comprises the following steps:
s1: according to the simulation of a laboratory, the flow velocity value sets under three modes of pipe explosion, water leakage and leakage are respectively VBlasting cartridge、VDripping deviceAnd VOozing outAnd VBlasting cartridge、VDripping deviceAnd VOozing outRespectively corresponding to the continuous time value set tBlasting cartridge、tDripping deviceAnd tOozing outPre-storing the water leakage alarm information in the information processor as critical time for sending out the water leakage alarm information;
s2: online debugging, namely opening a control valve after acquiring an instruction for communication between the information processor and the data acquisition unit as well as the client;
s3: the data acquisition unit acquires a real-time flow rate value of water in the pipeline, transmits the real-time flow rate value to the information processor, and counts the duration of the real-time flow rate value;
s4: the information processor compares the real-time flow rate value with a preset VBlasting cartridge、VDripping deviceAnd VOozing outAnd critical time tBlasting cartridge、tDripping deviceAnd tOozing outComparing, wherein the real-time flow rate value falls into any flow rate value set in the preset three modes, the duration time reaches the critical time, the system judges that the water leakage state is reached, at least one time of water leakage alarm information containing the water leakage mode is sent to the server, and the control valve is automatically closed when the client does not respond; when the client responds, the user sends an instruction through the client to remove the water leakage alarm information and switch the working state of the control valve;
s5: and when the real-time flow rate value falls into the flow rate value set under the preset three modes, but the duration time does not reach the critical time, and the flow rate mutation is generated, starting from the flow rate mutation moment, and repeating the steps S3 and S4.
Preferably, VBlasting cartridge、VDripping deviceAnd VOozing outIs set with V as a reference valueExplosion of more than or equal to8VOozing out,VOozing out＜VDripping device＜8VOozing outCorresponding to tBlasting cartridge＝5-10min，tDripping device＝20-30min，tOozing out3-5 h; v preset for upper computer data through local machine and background serverBlasting cartridge、VDripping deviceAnd VOozing outAnd tBlasting cartridge、tDripping deviceAnd tOozing outThe data of (a) is adapted and set.
The pipeline water leakage monitoring method based on the flow velocity adopts a pipeline water leakage monitoring device based on the flow velocity and is arranged in a pipeline to be monitored, and the method comprises the following steps:
s1: according to the simulation of a laboratory, pressure value sets of different pipelines and flow rate value sets of three corresponding modes of pipe explosion, drip leakage and leakage under the pressure values are respectively VBlasting cartridge、VDripping deviceAnd VOozing outAnd VBlasting cartridge、VDripping deviceAnd VOozing outThe flow rates in the flow meter are respectively corresponding to the continuous time value set tBlasting cartridge、tDripping deviceAnd tOozing outPre-storing the water leakage alarm information in the information processor as critical time for sending out the water leakage alarm information;
s2: online debugging, namely opening a control valve after acquiring an instruction for communication between the information processor and the data acquisition unit as well as the client;
s3: the data acquisition unit acquires real-time pressure and flow rate values of water in the pipeline, transmits the real-time pressure and flow rate values to the information processor for calculation, and counts duration time of the real-time flow rate values and the pressure values;
s4: the information processor compares the real-time pressure and the flow velocity value with preset information, when the real-time flow velocity value falls into any flow velocity value set under the three preset modes, the real-time pressure value is further compared, the duration time reaches the critical time under the preset pressure value, the system judges that the water leakage state exists, at least one time of water leakage alarm information containing the water leakage mode is sent to the server, and if the client does not respond, the control valve is automatically closed; when the client responds, the user sends an instruction through the client to remove the water leakage alarm information and switch the working state of the control valve;
s5: and when the average flow velocity falls into the flow velocity value set under the preset three modes, but the duration time does not reach the critical time, and the flow velocity mutation is generated, starting from the flow velocity mutation moment, and repeating the steps S3 and S4.
Preferably, VBlasting cartridge、VDripping deviceAnd VOozing outIs set with V as a reference valueExplosion of more than or equal to8VOozing out,VOozing out＜VDripping device＜8VOozing outCorresponding to tBlasting cartridge＝5-10min，tDripping device＝20-30min，tOozing out3-5 h; v preset for upper computer data by user and background serverBlasting cartridge、VDripping deviceAnd VOozing outAnd tBlasting cartridge、tDripping deviceAnd tOozing outThe data of (2) is adaptively adjusted and set, and the pressure value range in the pressure value set is 0.1-2 Mpa.
Preferably, the information processor of the pipeline water leakage monitoring device is further provided with an AI artificial intelligence industrial detection module, carries AI artificial intelligence identification system software, and is used for artificial intelligence monitoring of water leakage protection and artificial intelligence switching of a monitoring mode.
The invention has the beneficial effects that: the pipeline water leakage judging method based on the flow velocity selects the flow velocity which is easy to obtain, and can efficiently and accurately obtain the result of whether water is leaked through a reasonable algorithm, thereby ensuring the stable and reliable work of the water leakage monitoring device.
Drawings
FIG. 1 is a schematic block diagram of a pipeline water leakage monitoring device based on flow rate according to the present invention;
fig. 2 is another schematic block diagram of the pipeline water leakage monitoring device based on flow rate of the present invention.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings.
Example 1:
as shown in fig. 1, the pipeline water leakage monitoring device based on flow rate includes at least one control valve disposed in the pipeline and a flow rate collecting device having a flow rate collecting function, and the device further includes:
the data acquisition device is used for acquiring and transmitting the flow rate information acquired by the flow rate acquisition equipment;
the information processor is used for prestoring a modeling information value of the corresponding relation between the flow rate and the water leakage state, receiving the flow rate information of the data acquisition unit, and performing calculation, comparison and analysis to realize water leakage state judgment; the information processor also has communication and execution functions;
the client is used for carrying out two-way communication with the information processor, receiving a water leakage judgment result from the information processor and realizing the receiving and returning of a user instruction;
the control valve is electrically connected with the information processor and receives the instruction of the information processor to realize opening or closing.
The information processor comprises at least one processor and a memory which is in communication connection with the processor, the memory stores instructions which can be executed by the processor when the instructions are mobilized, the processor can also compare data information transmitted by the data collector with preset modeling information to generate water leakage or water leakage-free judgment result information, when water leakage is judged, water leakage warning information and a subsequent processing result are sent to the server to be fed back to the client in real time, the client is a water leakage detection APP based on a handheld mobile terminal or wearable equipment, and the information processor and the client communicate remotely through any one of 2G, 3G, 4G, 5G and WiFi.
The pipeline water leakage monitoring method based on the flow rate adopts the pipeline water leakage monitoring device based on the flow rate in the embodiment 1 and is installed in a pipeline to be monitored, and the method comprises the following steps:
s1: according to the simulation of a laboratory, the flow velocity value sets under three modes of pipe explosion, water leakage and leakage are respectively VBlasting cartridge、VDripping deviceAnd VOozing outAnd VBlasting cartridge、VDripping deviceAnd VOozing outRespectively corresponding to the continuous time value set tBlasting cartridge、tDripping deviceAnd tOozing outPre-storing the water leakage alarm information in the information processor as critical time for sending out the water leakage alarm information;
s2: online debugging, namely opening a control valve after acquiring an instruction for communication between the information processor and the data acquisition unit as well as the client;
s3: the data acquisition unit acquires a real-time flow rate value of water in the pipeline, transmits the real-time flow rate value to the information processor, and counts the duration of the real-time flow rate value;
s4: the information processor compares the real-time flow rate value with a preset VBlasting cartridge、VDripping deviceAnd VOozing outAnd criticalTime tBlasting cartridge、tDripping deviceAnd tOozing outComparing, wherein the real-time flow rate value falls into any flow rate value set in the preset three modes, the duration time reaches the critical time, the system judges that the water leakage state is reached, at least one time of water leakage alarm information containing the water leakage mode is sent to the server, and the control valve is automatically closed when the client does not respond; when the client responds, the user sends an instruction through the client to remove the water leakage alarm information and switch the working state of the control valve;
s5: and when the real-time flow rate value falls into the flow rate value set under the preset three modes, but the duration time does not reach the critical time, and the flow rate mutation is generated, starting from the flow rate mutation moment, and repeating the steps S3 and S4.
Wherein, VBlasting cartridge、VDripping deviceAnd VOozing outIs set with V as a reference valueExplosion of more than or equal to8VOozing out,VOozing out＜VDripping device＜8VOozing outCorresponding to tBlasting cartridge＝5-10min，tDripping device＝20-30min，tOozing out3-5 h; v preset for upper computer data through local machine and background serverBlasting cartridge、VDripping deviceAnd VOozing outAnd tBlasting cartridge、tDripping deviceAnd tOozing outThe data of (a) is adapted and set.
In order to realize more intelligent water leakage monitoring, the information processor of the pipeline water leakage monitoring device is also provided with an AI artificial intelligence industrial detection module, carries AI artificial intelligence identification system software and is used for artificial intelligence monitoring of water leakage protection and artificial intelligence switching of monitoring modes.
Example 2:
as shown in fig. 2, the pipeline water leakage monitoring device based on flow rate includes at least one control valve disposed in the pipeline and a flow rate collecting device having a flow rate collecting function, and the device further includes:
the data acquisition device is used for acquiring and transmitting the flow rate information acquired by the flow rate acquisition equipment;
the information processor is used for prestoring a modeling information value of the corresponding relation between the flow rate and the water leakage state, receiving the flow rate information of the data acquisition unit, and performing calculation, comparison and analysis to realize water leakage state judgment; the information processor also has communication and execution functions;
the client is used for carrying out two-way communication with the information processor, receiving a water leakage judgment result from the information processor and realizing the receiving and returning of a user instruction;
the control valve is electrically connected with the information processor and receives the instruction of the information processor to realize opening or closing.
Specifically, in embodiment 2, the information processor includes at least one processor and a memory in communication connection with the processor, the memory stores instructions executable by the processor when the instructions are invoked, the processor is further capable of comparing data information transmitted by the data collector with preset modeling information to generate water leakage or water leakage-free judgment result information, and when water leakage is judged, water leakage warning information is sent to the server, the client is a handheld controller, the controller includes a housing, a display screen and a short-distance wireless communication mechanism arranged in the housing, the controller includes a control circuit board, a short-distance wireless communication module and a power supply, the control circuit board is electrically connected with the power supply, and the short-distance wireless communication module and the display screen are electrically connected with the control circuit board; the information processor is also internally provided with a short-distance wireless communication module, and the information processor and the client communicate through any one or more of three short-distance wireless communication of Bluetooth, HomeRF and infrared.
The pipeline water leakage monitoring method adopts the pipeline water leakage monitoring device based on the flow rate in the embodiment 2 and is installed in a pipeline to be monitored, and the method comprises the following steps:
s1: according to the simulation of a laboratory, pressure value sets of different pipelines and flow rate value sets of three corresponding modes of pipe explosion, drip leakage and leakage under the pressure values are respectively VBlasting cartridge、VDripping deviceAnd VOozing outAnd VBlasting cartridge、VDripping deviceAnd VOozing outThe flow rates in the flow meter are respectively corresponding to the continuous time value set tBlasting cartridge、tDripping deviceAnd tOozing outPre-storing the water leakage alarm information in the information processor as critical time for sending out the water leakage alarm information;
s2: online debugging, namely opening a control valve after acquiring an instruction for communication between the information processor and the data acquisition unit as well as the client;
s3: the data acquisition unit acquires real-time pressure and flow rate values of water in the pipeline, transmits the real-time pressure and flow rate values to the information processor for calculation, and counts duration time of the real-time flow rate values and the pressure values;
s4: the information processor compares the real-time pressure and the flow velocity value with preset information, when the real-time flow velocity value falls into any flow velocity value set under the three preset modes, the real-time pressure value is further compared, the duration time reaches the critical time under the preset pressure value, the system judges that the water leakage state exists, at least one time of water leakage alarm information containing the water leakage mode is sent to the server, and if the client does not respond, the control valve is automatically closed; when the client responds, the user sends an instruction through the client to remove the water leakage alarm information and switch the working state of the control valve;
s5: and when the average flow velocity falls into the flow velocity value set under the preset three modes, but the duration time does not reach the critical time, and the flow velocity mutation is generated, starting from the flow velocity mutation moment, and repeating the steps S3 and S4.
In example 2, VBlasting cartridge、VDripping deviceAnd VOozing outIs set with V as a reference valueExplosion of more than or equal to8VOozing out,VOozing out＜VDripping device＜8VOozing outCorresponding to tBlasting cartridge＝5-10min，tDripping device＝20-30min，tOozing out3-5 h; v preset for upper computer data by user and background serverBlasting cartridge、VDripping deviceAnd VOozing outAnd tBlasting cartridge、tDripping deviceAnd tOozing outThe data of (2) is adaptively adjusted and set, and the pressure value range in the pressure value set is 0.1-2 Mpa.
In order to realize more intelligent water leakage monitoring, the information processor of the pipeline water leakage monitoring device is also provided with an AI artificial intelligence industrial detection module, carries AI artificial intelligence identification system software and is used for artificial intelligence monitoring of water leakage protection and artificial intelligence switching of monitoring modes.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (10)
1. Pipeline monitoring devices that leaks based on velocity of flow, including at least one control valve of locating in the pipeline and one have velocity of flow collection equipment that the function was gathered to the velocity of flow, its characterized in that: the device further comprises:
the data acquisition device is used for acquiring and transmitting the flow rate information acquired by the flow rate acquisition equipment;
the information processor is used for prestoring a modeling information value of the corresponding relation between the flow rate and the water leakage state, receiving the flow rate information of the data acquisition unit, and performing calculation, comparison and analysis to realize water leakage state judgment; the information processor also has communication and execution functions;
the client is used for carrying out two-way communication with the information processor, receiving a water leakage judgment result from the information processor and realizing the receiving and returning of a user instruction;
the control valve is electrically connected with the information processor and receives the instruction of the information processor to realize opening or closing.
2. The water leakage monitoring device for pipelines based on flow rate as claimed in claim 1, wherein: the device also comprises pressure acquisition equipment in telecommunication connection with the data acquisition unit, acquired pressure information is acquired and transmitted through the data acquisition unit, a modeling information value with the corresponding relation among the flow rate, the pressure and the water leakage state is prestored in the information processor, and the water leakage state is comprehensively judged based on the pressure and the flow rate.
3. The water leakage monitoring device for pipelines based on flow rate according to claim 1 or 2, wherein: the information processor comprises at least one processor and a memory which is in communication connection with the processor, the memory stores instructions which can be executed by the processor when the instructions are mobilized, the processor can also compare data information transmitted by the data collector with preset modeling information to generate water leakage or water leakage-free judgment result information, and when water leakage is judged, water leakage warning information and subsequent processing results are sent to the server and fed back to the client in real time.
4. The water leakage monitoring device for pipelines based on flow rate according to claim 1 or 2, wherein:
the client is a water leakage detection APP based on a handheld mobile terminal or wearable equipment, and the information processor and the client remotely communicate through any one of 2G, 3G, 4G, 5G and WiFi.
5. The water leakage monitoring device for pipelines based on flow rate according to claim 1 or 2, wherein:
the client is a handheld controller, the controller comprises a shell, a display screen and a short-distance wireless communication mechanism arranged in the shell, and the controller comprises a control circuit board, a short-distance wireless communication module and a power supply, wherein the control circuit board is electrically connected with the power supply, and the short-distance wireless communication module and the display screen are electrically connected with the control circuit board; the information processor is also internally provided with a short-distance wireless communication module, and the information processor and the client communicate through any one or more of three short-distance wireless communication of Bluetooth, HomeRF and infrared.
6. The pipeline water leakage monitoring method based on the flow rate adopts the pipeline water leakage monitoring device based on the flow rate as claimed in claim 1, and is installed in a pipeline to be monitored, and is characterized in that: the method comprises the following steps:
s1: according to the simulation of a laboratory, the flow velocity value sets under three modes of pipe explosion, water leakage and leakage are respectively VBlasting cartridge、VDripping deviceAnd VOozing outAnd VBlasting cartridge、VDripping deviceAnd VOozing outRespectively corresponding to the continuous time value set tBlasting cartridge、tDripping deviceAnd tOozing outPre-storing the water leakage alarm information in the information processor as critical time for sending out the water leakage alarm information;
s2: online debugging, namely opening a control valve after acquiring an instruction for communication between the information processor and the data acquisition unit as well as the client;
s3: the data acquisition unit acquires a real-time flow rate value of water in the pipeline, transmits the real-time flow rate value to the information processor, and counts the duration of the real-time flow rate value;
s4: the information processor compares the real-time flow rate value with a preset VBlasting cartridge、VDripping deviceAnd VOozing outAnd critical time tBlasting cartridge、tDripping deviceAnd tOozing outComparing, wherein the real-time flow rate value falls into any flow rate value set in the preset three modes, the duration time reaches the critical time, the system judges that the water leakage state is reached, at least one time of water leakage alarm information containing the water leakage mode is sent to the server, and the control valve is automatically closed when the client does not respond; when the client responds, the user sends an instruction through the client to remove the water leakage alarm information and switch the working state of the control valve;
s5: and when the real-time flow rate value falls into the flow rate value set under the preset three modes, but the duration time does not reach the critical time, and the flow rate mutation is generated, starting from the flow rate mutation moment, and repeating the steps S3 and S4.
7. The method for monitoring water leakage of pipeline based on flow rate as claimed in claim 6, wherein:
Vblasting cartridge、VDripping deviceAnd VOozing outIs set with V as a reference valueExplosion of more than or equal to8VOozing out,VOozing out＜VDripping device＜8VOozing outCorresponding to tBlasting cartridge＝5-10min，tDripping device＝20-30min，tOozing out3-5 h; v preset for upper computer data through local machine and background serverBlasting cartridge、VDripping deviceAnd VOozing outAnd tBlasting cartridge、tDripping deviceAnd tOozing outThe data of (a) is adapted and set.
8. The pipeline water leakage monitoring method based on the flow rate adopts the pipeline water leakage monitoring device based on the flow rate as claimed in claim 2, and is installed in a pipeline to be monitored, and is characterized in that: the method comprises the following steps:
s1: according to the simulation of the laboratory, the pressure value sets of different pipelines and the pairs under the pressure values are obtainedThe flow velocity value sets of the explosion mode, the dripping mode and the leakage mode are respectively VBlasting cartridge、VDripping deviceAnd VOozing outAnd VBlasting cartridge、VDripping deviceAnd VOozing outThe flow rates in the flow meter are respectively corresponding to the continuous time value set tBlasting cartridge、tDripping deviceAnd tOozing outPre-storing the water leakage alarm information in the information processor as critical time for sending out the water leakage alarm information;
s2: online debugging, namely opening a control valve after acquiring an instruction for communication between the information processor and the data acquisition unit as well as the client;
s3: the data acquisition unit acquires real-time pressure and flow rate values of water in the pipeline, transmits the real-time pressure and flow rate values to the information processor for calculation, and counts duration time of the real-time flow rate values and the pressure values;
s4: the information processor compares the real-time pressure and the flow velocity value with preset information, when the real-time flow velocity value falls into any flow velocity value set under the three preset modes, the real-time pressure value is further compared, the duration time reaches the critical time under the preset pressure value, the system judges that the water leakage state exists, at least one time of water leakage alarm information containing the water leakage mode is sent to the server, and if the client does not respond, the control valve is automatically closed; when the client responds, the user sends an instruction through the client to remove the water leakage alarm information and switch the working state of the control valve;
s5: and when the average flow velocity falls into the flow velocity value set under the preset three modes, but the duration time does not reach the critical time, and the flow velocity mutation is generated, starting from the flow velocity mutation moment, and repeating the steps S3 and S4.
9. The method for monitoring water leakage in pipeline based on flow rate as claimed in claim 8, wherein:
Vblasting cartridge、VDripping deviceAnd VOozing outIs set with V as a reference valueExplosion of more than or equal to8VOozing out,VOozing out＜VDripping device＜8VOozing outCorresponding to tBlasting cartridge＝5-10min，tDripping device＝20-30min，tOozing out3-5 h; v preset for upper computer data through local machine and background serverBlasting cartridge、VDripping deviceAnd VOozing outAnd tBlasting cartridge、tDripping deviceAnd tOozing outThe data of (2) are adaptively adjusted and set, and the pressure value range in the pressure value set is 0.1-2 MPa.
10. The method for monitoring water leakage from pipeline according to claim 8, wherein: the information processor of the pipeline water leakage monitoring device is also provided with an AI artificial intelligence industrial detection module, carries AI artificial intelligence identification system software, and is used for artificial intelligence monitoring of water leakage protection and artificial intelligence switching of a monitoring mode.
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| CN117967862A (en) * | 2024-03-29 | 2024-05-03 | 艾坦姆流体控制技术(山东)有限公司 | Leak-proof valve for oil gas transportation |
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