CN106369289A - Fluid leaking on-line monitoring and positioning system - Google Patents
Fluid leaking on-line monitoring and positioning system Download PDFInfo
- Publication number
- CN106369289A CN106369289A CN201611020464.4A CN201611020464A CN106369289A CN 106369289 A CN106369289 A CN 106369289A CN 201611020464 A CN201611020464 A CN 201611020464A CN 106369289 A CN106369289 A CN 106369289A
- Authority
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- China
- Prior art keywords
- fluid
- signal
- line monitoring
- injection device
- signal injection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/005—Pipe-line systems for a two-phase gas-liquid flow
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a full-automatic intra-pipeline fluid leaking on-line monitoring and positioning system. The fluid leaking on-line monitoring and positioning system particularly comprises a main station system and two or more sub-station system. Each sub-station system comprises an infrasonic wave sensor, a signal injection device, a valve, a data emitting and receiving antenna, a GPS antenna, an external power source, a digitalizer, a sensor data line and a signal injection device data line. Compared with an existing monitoring and positioning system, the fluid leaking on-line monitoring and positioning system has higher positioning precision and accuracy.
Description
Technical field
A kind of the invention discloses fluids within pipes leakage on-line monitoring and alignment system, the invention belongs to fluid delivery pressure
Hydraulic piping leakage monitoring field of locating technology.
Background technology
The core of conduit running management is " safety and economy ".In recent years, because the calamity that leads to of gas oil pipe leakage
Frequent Accidents, the safe operation of pipeline and maintenance receive threat and challenge.It is thus desirable to being set up using advanced scientific method
Pipe safety pre-alarm system, carries out real-time monitoring by effective technological means to fluids within pipes leakage accident, accurately sends out
Go out leakage alarm and quickly position, start corresponding emergency preplan in order to production unit, and be capable of incident of leakage to process
Process monitoring.Above-mentioned functions to be realized it is necessary first to continue to monitor the change of fluids within pipes related data by technological means,
Accurately and rapidly identify and extract by feature is leaked to fluids within pipes, quick and be accurately positioned leakage position.
At present, fluids within pipes leakage monitoring method mainly has: pressure spot analytic process, negative pressure wave method, difference in flow monitoring method,
Fiber optic cable monitor method etc., these methods can only judge whether fluids within pipes are revealed it is impossible to be accurately positioned the leakage position of fluid.Closely
Nian Lai, infrasonic wave method is used for fluid leakage position in targeted duct.By detecting the infrasonic sound producing during fluid leakage in pipeline
Ripple signal reaches the time of detector, is multiplied by the infrasonic spread speed of internal fluid, both Crestor position fluid leakage position.But
It is that infrasonic sound velocity of wave propagation is affected by type of fluid and property, pipeline medium type, temperature, pressure, flow velocity and density etc., ripple
Dynamic scope is big, if going positioning leakage point to miss by a mile with the velocity of sound predetermined in advance, orientation distance is inaccurate, lacks actual reference
Meaning.Especially on the pipeline of gas and the fluid-mixing of liquid composition, go to calculate with the pre-set velocity of sound, positioning is by mistake
Difference hardly has referential.
Content of the invention
For the big shortcoming of the position error that in prior art, infrasonic wave positioning mode exists, the present invention provides a kind of pipeline
Fluid leakage monitoring and alignment system, during by detecting fluid leakage, actively infrasonic wave signal in the injection into pipeline, obtains stream
The internal real-time spread speed of infrasonic wave, is accurately positioned the leakage position of fluid.
A kind of pipeline fluid leakage monitoring and alignment system that the present invention provides, specifically include:
The substation system of a set of main station system 11 and two sets or more than two sets；
Wherein often set substation system includes infrasonic sensor 1, signal injection device 2, valve 3, data transmitting and reception
Antenna 4, global positioning system (gps) antenna 5, external power source 6, digitizer 7, sensor data cable 8, signal injection device number
According to line 9；
Wherein, it is connected by sensor data cable 8 between infrasonic sensor 1 and digitizer 7, signal injection device 2
Be connected by signal injection device data wire 9 between digitizer 7, data transmitting and reception antenna 4, gps antenna 5 respectively with
Digitizer 7 is directly connected to, and external power source 6 is connected with digitizer 7, and infrasonic sensor 1 and signal injection device 2 pass through pipe
Road is connected with valve 3 one end, and the other end of valve 3 is connected with pipeline 10 by pipeline；
Wherein, main station system 11 is used for accepting and process all substations and is transferred to main station system 11 data, and to every height
Transmission of standing is corresponding to be instructed, and provides all information with regard to pipeline to operator；Often in set substation, infrasonic sensor
1 is used for obtaining the infrasonic wave signal in pipeline 10, and signal injection device 2 is used for actively injecting into pipeline 10 in pipeline leakage
Infrasonic wave signal, valve 3 is used for controlling whether infrasonic sensor 1, signal injection device 2 are connected with pipeline 10, and data is launched
It is used for 4g/3g/2g data communication with reception antenna 4, gps antenna 5 receives gps time signal and the gps elements of a fix, external power source
6 provide electric energy for place substation, and digitizer 7 is used for the collection of data and the transmitting of transmission and instruction and reception, sensor
Data wire 8 and signal injection device data wire 9 are used for transmission data and power supply, transmit fluid in pipeline 10.
In a kind of pipeline leakage monitoring and alignment system that the present invention provides, signal injection device 2 has two kinds of structures, its
In:
The first structure includes, protective plate 12, top electromagnetic valve 13, container 14, pressure transducer 15, bottom electromagnetic valve
16, its middle and upper part electromagnetic valve 13, pressure transducer 15, bottom electromagnetic valve 16 passes through integrated port and signal injection device data wire
9 connections, wherein protective plate 12 is connected with top electromagnetic valve 13 by pipeline, and top electromagnetic valve 13 passes through pipeline with container 14 even
Connect, pressure transducer 15 is arranged on container 14, container 14 is connected with bottom electromagnetic valve 16 by pipeline.
Second structure includes an electromagnetic valve, and electromagnetic valve is connected with signal injection device data wire.
Advantages of the present invention and beneficial effect:
It is an advantage of the invention that when pipeline occurs to reveal, infrasonic wave is obtained in real time in pipe by active signal method for implanting
Spread speed in road fluid, can be greatly improved the precision revealing location positioning, and this system can be widely used in single fluid
Leakage monitoring positioning with fluid-mixing.
Brief description
Fig. 1 is a kind of pipeline fluid leakage monitoring of present invention offer and the structural representation of alignment system.
Fig. 2 is the first signal injection dress used in a kind of pipeline fluid leakage monitoring and alignment system that the present invention provides
The structural representation put.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
Embodiment 1
In the present embodiment, the first signal injection device 2 of being provided using the present invention, including, protective plate 12, top electromagnetism
Valve 13, container 14, pressure transducer 15, bottom electromagnetic valve 16, its concrete structure is as shown in Figure 2.
When pipeline occurs to reveal, monitor that leakage signal exceedes at first apart from two nearest substation systems of leakage point pre-
The threshold value first setting, and signal is sent back main station system 11；
Main station system 11 sends instructions to send at first the digitizer 7 of the substation system of leakage signal, and digitizer 7 connects
After receiving the instruction of main website transmission, the bottom electromagnetic valve 16 in control signal injection device 2 is opened, and in pipeline 10, fluid can enter
In container 14, after persistently presetting the time, control bottom electromagnetic valve 16 to close, complete actively to inject infrasonic sound to fluids within pipes
Ripple signal；
The substation system adjacent with this substation system detects the infrasonic wave signal of this substation system active injection and will believe
Number send back main station system 11；
Main station system 11 receives this signal, due to two neighboring substation system between length of pipe it is known that by calculating actively
The Injection Signal generation time and adjacent substations system detectio difference on this signal time, you can obtain infrasonic wave and manage current
Spread speed in road fluid；
By the time difference of two nearest substation system monitorings of computed range leakage point to leakage signal, it is multiplied by current pipe
Infrasonic spread speed in road fluid, you can obtain leak point to the range difference of two closest therewith substation systems
Value, due to two substation systems between length of pipe it is known that the position of leakage point therefore can be accurately positioned.
The advantage of the first the signal injection device 2 being provided using the present invention is, during active Injection Signal, have in pipeline
Malicious harmful fluids are directly entered in container 14, do not result in environmental pollution.
Embodiment 2
In the present embodiment, using the second signal injection device 2 of present invention offer.
When pipeline occurs to reveal, monitor that leakage signal exceedes threshold at first apart from two nearest substation systems of leakage point
Value, and signal is sent back main station system 11；
Main station system 11 sends instructions to send at first the digitizer 7 of the substation system of leakage signal, and digitizer 7 connects
After receiving the instruction of main website transmission, the electromagnetic valve in control signal injection device 2 is opened, and fluids within pipes flow to external environment condition
In, after persistently presetting the time, closed electromagnetic valve in control signal injection device 2, complete actively to note to fluids within pipes
Enter infrasonic wave signal；
The substation system adjacent with this substation system detects this substation system and actively injects infrasonic wave signal and by signal
Send back main station system 11；
Main station system 11 receives this signal, due to two substation systems between length of pipe it is known that by calculate active infusion
Enter the signal generation time and adjacent substations system detectio difference to this signal time, you can obtain infrasonic wave and working as preceding pipeline
Spread speed in fluid；
By the time difference of two nearest substation system monitorings of computed range leakage point to leakage signal, it is multiplied by current pipe
Infrasonic spread speed in road fluid, you can obtain leak point to the range difference of two closest therewith substation systems
Value, due to two substation systems between length of pipe it is known that the position of leakage point therefore can be accurately positioned.
Advantage using the second signal injection device 2 being provided using the present invention is, device structure is simple, cost
Low it is adaptable to fluids within pipes environmental pollution is little or free of contamination situation.
Claims (4)
1. a kind of fluid leakage on-line monitoring and alignment system, comprising: the son of a set of main station system and two sets or more than two sets
Stand system；Wherein often set substation system includes infrasonic sensor, signal injection device, valve, data transmitting and reception antenna,
Gps antenna, external power source, digitizer, sensor data cable and signal injection device data wire.
2. as described in claim 1 a kind of fluid leakage on-line monitoring and alignment system it is characterised in that when fluid leaks
When, signal injection device injects infrasonic wave signal in fluid.
3. a kind of fluid as described in claim 1 or 2 leaks on-line monitoring and alignment system it is characterised in that signal injection fills
The first structure put includes protective plate, top electromagnetic valve, container, pressure transducer, bottom electromagnetic valve.
4. a kind of fluid as described in claim 1 or 2 leaks on-line monitoring and alignment system it is characterised in that signal injection fills
The second structure put includes electromagnetic valve.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611020464.4A CN106369289A (en) | 2016-11-21 | 2016-11-21 | Fluid leaking on-line monitoring and positioning system |
| CN201711114532.8A CN108006442B (en) | 2016-11-21 | 2017-11-13 | A kind of fluid line leak position system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611020464.4A CN106369289A (en) | 2016-11-21 | 2016-11-21 | Fluid leaking on-line monitoring and positioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106369289A true CN106369289A (en) | 2017-02-01 |
Family
ID=57891403
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611020464.4A Pending CN106369289A (en) | 2016-11-21 | 2016-11-21 | Fluid leaking on-line monitoring and positioning system |
| CN201711114532.8A Active CN108006442B (en) | 2016-11-21 | 2017-11-13 | A kind of fluid line leak position system and method |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711114532.8A Active CN108006442B (en) | 2016-11-21 | 2017-11-13 | A kind of fluid line leak position system and method |
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| CN (2) | CN106369289A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940246A (en) * | 2017-03-15 | 2018-04-20 | 吉林省百瑞生科技发展有限公司 | A kind of fluid line source of leaks monitoring and positioning system and method |
| CN108006442A (en) * | 2016-11-21 | 2018-05-08 | 吉林省百瑞生科技发展有限公司 | A kind of fluid line leak position system and method |
| CN113063102A (en) * | 2021-04-29 | 2021-07-02 | 益智科技(湖州)有限公司 | Pipeline leakage leak source monitoring mechanism |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110878914B (en) * | 2018-09-05 | 2021-09-28 | 中国石油天然气股份有限公司 | Leakage monitoring method and device for oil and gas pipeline |
| CN109737317B (en) * | 2018-11-20 | 2019-12-27 | 吉林省百瑞生科技发展有限公司 | Infrasonic wave positioning system and method for fluid pipeline leakage |
| CN109282158A (en) * | 2018-12-10 | 2019-01-29 | 美钻深海能源科技研发（上海）有限公司 | Underwater production equipment sound wave automatic safe closing well system |
| CN109780454B (en) * | 2019-03-26 | 2021-01-05 | 三川智慧科技股份有限公司 | Method and device for selecting water supply pipeline leakage point positioning equipment set |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201772263U (en) * | 2010-08-23 | 2011-03-23 | 雷神能源技术(山东)有限公司 | Acoustic wave pipeline safety detection system |
| CN102606891B (en) * | 2012-04-11 | 2014-06-25 | 广州东芝白云自动化系统有限公司 | Water leakage detector, water leakage detecting system and water leakage detecting method |
| CN103062628A (en) * | 2012-11-02 | 2013-04-24 | 常州大学 | Urban gas buried pipeline leakage detection and locating method and applications thereof |
| CN203147291U (en) * | 2013-03-27 | 2013-08-21 | 黄鹏 | System capable of monitoring pipeline leakage by means of infrasonic waves, flow balance and negative pressure waves |
| CN204879465U (en) * | 2015-06-29 | 2015-12-16 | 周菊芳 | Intelligent alarm system of oil field pipeline control |
| CN106369289A (en) * | 2016-11-21 | 2017-02-01 | 吉林省百瑞生科技发展有限公司 | Fluid leaking on-line monitoring and positioning system |
-
2016
- 2016-11-21 CN CN201611020464.4A patent/CN106369289A/en active Pending
-
2017
- 2017-11-13 CN CN201711114532.8A patent/CN108006442B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006442A (en) * | 2016-11-21 | 2018-05-08 | 吉林省百瑞生科技发展有限公司 | A kind of fluid line leak position system and method |
| CN108006442B (en) * | 2016-11-21 | 2019-01-29 | 吉林省百瑞生科技发展有限公司 | A kind of fluid line leak position system and method |
| CN107940246A (en) * | 2017-03-15 | 2018-04-20 | 吉林省百瑞生科技发展有限公司 | A kind of fluid line source of leaks monitoring and positioning system and method |
| CN107940246B (en) * | 2017-03-15 | 2019-02-26 | 吉林省百瑞生科技发展有限公司 | A kind of fluid line source of leaks monitoring and positioning system and method |
| CN113063102A (en) * | 2021-04-29 | 2021-07-02 | 益智科技(湖州)有限公司 | Pipeline leakage leak source monitoring mechanism |
| CN113063102B (en) * | 2021-04-29 | 2022-12-27 | 益智科技(湖州)有限公司 | Pipeline leakage leak source monitoring mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108006442B (en) | 2019-01-29 |
| CN108006442A (en) | 2018-05-08 |
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Application publication date: 20170201 |