CN104832791A - Oil transmission pipe oil leakage detecting and monitoring device and method - Google Patents
Oil transmission pipe oil leakage detecting and monitoring device and method Download PDFInfo
- Publication number
- CN104832791A CN104832791A CN201510166892.7A CN201510166892A CN104832791A CN 104832791 A CN104832791 A CN 104832791A CN 201510166892 A CN201510166892 A CN 201510166892A CN 104832791 A CN104832791 A CN 104832791A
- Authority
- CN
- China
- Prior art keywords
- pressure
- metal detection
- pipeline
- detection ball
- data
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention discloses an oil transmission pipe oil leakage detecting and monitoring device and method; a metal detecting ball is put in a pipe according to the liquid pressure change phenomenon in the leakage and blockage places in an oil transmission pipe; an abnormal position in the pipe is located according to the differential pressure change; a pressure signal is remotely transmitted in real time; and the space orientation of the abnormal pipe is realized through the signal analysis. The real-time testing and monitoring leakage detecting system is effective in data acquisition, and can effectively improve the discovery probability of leakage places and enhance the leakage detecting orientation precision of the leakage places; as the appearance is changed, the easy generation degree of blockage stop problem of a traditional metal detecting ball is reduced, and a pressure sensor is protected from being collided with the pipe wall to cause damage so as to largely reduce the cost; and the ball is thrown at equal time intervals to increase the operation monitoring intersection and coverage of different balls to obtain multiple comprehensive pressure trajectory curves, so that the judgment accuracy of the abnormal area is improved.
Description
technical field:
The present invention relates to a kind of oil transport pipeline Oil Leakage Detecting monitoring device and method, belong to safe fluid transport field.
background technique:
In the transportation process of long line oil transport pipeline can there is breaking thus causing leakage of local in pipeline, brings very large potential safety hazard even economic loss to production.At present, adopt combinationally using of negative pressure wave method and Fiber Optic Sensor to the judgement of long line Pipeline Leak point position in Shengli Oil Field, tentatively achieve real-time monitoring, but its user cost is high, the validity of location is poor more, and technology is implemented perfect not.Special in old pipeline, equipment investment amount is huge, causes unnecessary economic burden, is unfavorable for the promotion and application of technology.
The present invention is by improving original metal detection ball leak hunting method technology, utilize the pressure monitoring ball of fluid, form a set of real-time testing and leak hunting method and the supervisory system of transmitting data, do not need to change original pipeline and just can further improve the accuracy of location and the ageing of data transmission judgement.
summary of the invention:
The present invention is the phenomenon utilizing the fluid pressure of leakage and blocking place in oil transport pipeline to change, metal detection ball is thrown in pipe, change according to differential pressure pressure, out-of-the way position in pipe is positioned, and real time remote transmission pressure signal, by realizing sterically defined a kind of method and apparatus of abnormal pipeline to signal analysis.
For the pipeline abnormal problem that will solve, the present invention adopts following scheme:
A kind of oil transport pipeline Oil Leakage Detecting monitoring device, is characterized in that: include metal detection ball, base station, and the outward appearance of described metal detection ball is in prominent concavity, and the outer wall of metal detection ball is provided with rubber layer, and on the rubber layer of metal detection ball, side is provided with empennage; The hydrodynamic pressure being provided with master controller in metal detection ball and be connected with master controller detects sensed system, GPS space positioning system, data-signal wireless transmitting system, temperature transducer, inertial guidance system, high precision clock and supplying cell automatically, wherein pressure automatically detects sensed system and comprises two groups of differential pressure pressure transducers, be distributed in the spheroid internal surface of metal detection ball, the pressure tappings of two groups of differential pressure pressure transducers lays respectively at the front and back of spheroid and laterally zygomorphic position, and direct fluid pressure is monitored; GPS space positioning system can carry out following the tracks of to the position of spheroid and locate, and provides corresponding position information; Data-signal wireless transmitting system utilizes 4G wireless transmission method and base station to carry out communication, transmits some measurement information in real time, for data analysis provides basis; The fluid temperature (F.T.) parameter of each measuring point tested by temperature transducer; Inertial guidance system starts when there is metallic shield, automatically the posture position parameter of record metal detection ball.
A kind of oil transport pipeline Oil Leakage Detecting method, is characterized in that, comprise the following steps:
(1) throw into into pipe according to long line oil transport pipeline timing ball-throwing apparatus by metal detection ball constant duration, metal detection ball carries out on-site data gathering;
(2) by the differential pressure pressure transducer in spheroid, Real-Time Monitoring is carried out to pressure in pipeline liquid, when and draw out pressure diagram; By the running position of GPS space positioning system real-time tracing metal detection ball, obtain the accurate coordinates of each pressure testing point, the pressure diagram of formation is the force value track of different test point space coordinates; Carry out wireless transmission by data-signal wireless transmitting system to the data of test point, monitoring center base station can obtain pressure and the track value that different time in pipeline throws in spheroid in real time;
(3) according to release time and the isoparametric comprehensive analysis of flow velocity of the metal detection ball arranged, form the monitoring curve of the long line pipeline pressure of whole piece, after carrying out time adjustment, curve carries out overlap-add procedure, pressure diagram knee region is doubtful breakthrough, by comprehensively analyzing the curve combining of flex point frequency domain, determine to reveal position;
(4) pressure diagram off-note is evaluated: by differential pressure pressure transducer image data, numerical fitting modeling method is utilized to process image data, obtain uncontrollable impact and blocking in oil transport pipeline, leakage spatial abnormal feature figure, space coordinates in conjunction with test point carries out three dimensional space expression to liquid pressure value in monitoring pipeline, and further setting pressure Anomaly standard carries out pipe detection to be explained and forecast; Concrete analysis process comprises: 1) arrange pipeline total space pressure and other parameters change curve, the data obtained are: x, y, z, P, T, t, wherein x, y, z is the space coordinates of the spheroid of metal detection ball, and P is differential pressure data, and T is fluid temperature data, and t is parameter writing time; 2) according to normal pipeline test result, spatial position, topographical elevation difference, buried depth, bend, bead material are corrected influence factors such as signal shieldings, obtain the pure anomaly pressure diagram in pipeline liquid movement process; 3) in conjunction with actual oil transport pipeline spatial position and Geotechnical properties, determine the abnormal criterion of leakage of oil, extract main abnormal and carry out Fine structural interpretation, main abnormal, for revealing and blocking, evaluates off-note in pipeline.
Advantage of the present invention is:
1, the leak detection system of real-time testing monitoring, its data capture has actual effect, effectively can improve the discovery probability of leak, and strengthens the precision of leakage point leak detection location.
The change of 2, invention profile, decreases the degree of the blocking stoppage in transit problem that original metal detection ball easily occurs, protects pressure transducer to avoid causing damage with the collision of tube wall simultaneously, greatly reduces cost.
3, according to constant duration pitching, increase intersection and the covering of different spheroid operational monitoring, obtain many comprehensive pressure geometric locuses, improve the judging nicety rate to abnormal area.
accompanying drawing illustrates:
Fig. 1 is oil transport pipeline Oil Leakage Detecting monitoring device system schematic of the present invention.
Fig. 2 is metal detection ball internal control system schematic diagram.
embodiment:
As shown in Figure 1, a kind of oil transport pipeline Oil Leakage Detecting monitoring device, includes metal detection ball 1, base station 2, and the outward appearance of described metal detection ball 1 is in prominent concavity, the outer wall of metal detection ball 1 is provided with rubber layer, and on the rubber layer of metal detection ball, side is provided with empennage, the hydrodynamic pressure being provided with master controller 1.1 in metal detection ball 1 and be connected with master controller 1.1 detects sensed system 1.2 automatically, GPS space positioning system 1.3, data-signal wireless transmitting system 1.4, temperature transducer 1.5, inertial guidance system 1.6, high precision clock 1.7 and supplying cell 1.8, wherein pressure automatically detects sensed system 1.2 and comprises two groups of differential pressure pressure transducers, be distributed in the spheroid internal surface of metal detection ball 1, the pressure tappings of two groups of differential pressure pressure transducers lays respectively at the front and back of spheroid and laterally zygomorphic position, direct fluid pressure is monitored, GPS space positioning system 1.3 can carry out following the tracks of to the position of spheroid and locate, and provides corresponding position information, data-signal wireless transmitting system 1.4 utilizes 4G wireless transmission method and base station 2 to carry out satellite communication, transmits some measurement information in real time, for data analysis provides basis, the fluid temperature (F.T.) parameter of each measuring point tested by temperature transducer 1.5, inertial guidance system 1.6 starts when there is metallic shield, automatically the posture position parameter of record metal detection ball.
A kind of oil transport pipeline Oil Leakage Detecting method, comprises the following steps:
(1) throw into into pipe according to long line oil transport pipeline timing ball-throwing apparatus by metal detection ball constant duration, metal detection ball carries out on-site data gathering;
(2) by the differential pressure pressure transducer in spheroid, Real-Time Monitoring is carried out to pressure in pipeline liquid, when and draw out pressure diagram; By the running position of GPS space positioning system real-time tracing metal detection ball, obtain the accurate coordinates of each pressure testing point, the pressure diagram of formation is the force value track of different test point space coordinates; Carry out wireless transmission by data-signal wireless transmitting system to the data of test point, monitoring center base station can obtain pressure and the track value that different time in pipeline throws in spheroid in real time;
(3) according to release time and the isoparametric comprehensive analysis of flow velocity of the metal detection ball arranged, form the monitoring curve of the long line pipeline pressure of whole piece, after carrying out time adjustment, curve carries out overlap-add procedure, pressure diagram knee region is doubtful breakthrough, by comprehensively analyzing the curve combining of flex point frequency domain, determine to reveal position;
(4) pressure diagram off-note is evaluated: by differential pressure pressure transducer image data, numerical fitting modeling method is utilized to process image data, obtain uncontrollable impact and blocking in oil transport pipeline, leakage spatial abnormal feature figure, space coordinates in conjunction with test point carries out three dimensional space expression to liquid pressure value in monitoring pipeline, and further setting pressure Anomaly standard carries out pipe detection to be explained and forecast; Concrete analysis process comprises: 1) arrange pipeline total space pressure and other parameters change curve, the data obtained are: x, y, z, P, T, t, wherein x, y, z is the space coordinates of the spheroid of metal detection ball, and P is differential pressure data, and T is fluid temperature data, and t is parameter writing time; 2) according to normal pipeline test result, spatial position, topographical elevation difference, buried depth, bend, bead material are corrected influence factors such as signal shieldings, obtain the pure anomaly pressure diagram in pipeline liquid movement process; 3) in conjunction with actual oil transport pipeline spatial position and Geotechnical properties, determine the abnormal criterion of leakage of oil, extract main abnormal and carry out Fine structural interpretation, main abnormal, for revealing and blocking, evaluates off-note in pipeline.
Claims (2)
1. an oil transport pipeline Oil Leakage Detecting monitoring device, it is characterized in that: include metal detection ball, base station, the outward appearance of described metal detection ball is in prominent concavity, and the outer wall of metal detection ball is provided with rubber layer, and on the rubber layer of metal detection ball, side is provided with empennage; The hydrodynamic pressure being provided with master controller in metal detection ball and be connected with master controller detects sensed system, GPS space positioning system, data-signal wireless transmitting system, temperature transducer, inertial guidance system, high precision clock and supplying cell automatically, wherein pressure automatically detects sensed system and comprises two groups of differential pressure pressure transducers, be distributed in the spheroid internal surface of metal detection ball, the pressure tappings of two groups of differential pressure pressure transducers lays respectively at the front and back of spheroid and laterally zygomorphic position; GPS space positioning system carries out following the tracks of to the position of spheroid and locates, and provides corresponding position information; Data-signal wireless transmitting system utilizes 4G wireless transmission method and base station to carry out communication; The fluid temperature (F.T.) parameter of each measuring point tested by temperature transducer; Inertial guidance system starts when there is metallic shield, automatically the posture position parameter of record metal detection ball.
2., based on an oil transport pipeline Oil Leakage Detecting method for claim 1, it is characterized in that, comprise the following steps:
(1) throw into into pipe according to long line oil transport pipeline timing ball-throwing apparatus by metal detection ball constant duration, metal detection ball carries out on-site data gathering;
(2) by the differential pressure pressure transducer in spheroid, Real-Time Monitoring is carried out to pressure in pipeline liquid, when and draw out pressure diagram; By the running position of GPS space positioning system real-time tracing metal detection ball, obtain the accurate coordinates of each pressure testing point, the pressure diagram of formation is the force value track of different test point space coordinates; Carry out wireless transmission by data-signal wireless transmitting system to the data of test point, monitoring center base station can obtain pressure and the track value that different time in pipeline throws in spheroid in real time;
(3) according to release time and the isoparametric comprehensive analysis of flow velocity of the metal detection ball arranged, form the monitoring curve of the long line pipeline pressure of whole piece, after carrying out time adjustment, curve carries out overlap-add procedure, pressure diagram knee region is doubtful breakthrough, by comprehensively analyzing the curve combining of flex point frequency domain, determine to reveal position;
(4) pressure diagram off-note is evaluated: by differential pressure pressure transducer image data, numerical fitting modeling method is utilized to process image data, obtain uncontrollable impact and blocking in oil transport pipeline, leakage spatial abnormal feature figure, space coordinates in conjunction with test point carries out three dimensional space expression to liquid pressure value in monitoring pipeline, and further setting pressure Anomaly standard carries out pipe detection to be explained and forecast; Concrete analysis process comprises: 1) arrange pipeline total space pressure and other parameters change curve, the data obtained are: x, y, z, P, T, t, wherein x, y, z is the space coordinates of the spheroid of metal detection ball, and P is differential pressure data, and T is fluid temperature data, and t is parameter writing time; 2) according to normal pipeline test result, spatial position, topographical elevation difference, buried depth, bend, bead material are corrected influence factors such as signal shieldings, obtain the pure anomaly pressure diagram in pipeline liquid movement process; 3) in conjunction with actual oil transport pipeline spatial position and Geotechnical properties, determine the abnormal criterion of leakage of oil, extract main abnormal and carry out Fine structural interpretation, main abnormal, for revealing and blocking, evaluates off-note in pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510166892.7A CN104832791B (en) | 2015-04-09 | 2015-04-09 | Oil leakage detection monitoring device and method for oil pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510166892.7A CN104832791B (en) | 2015-04-09 | 2015-04-09 | Oil leakage detection monitoring device and method for oil pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104832791A true CN104832791A (en) | 2015-08-12 |
| CN104832791B CN104832791B (en) | 2021-06-15 |
Family
ID=53810866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510166892.7A Active CN104832791B (en) | 2015-04-09 | 2015-04-09 | Oil leakage detection monitoring device and method for oil pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104832791B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322126A (en) * | 2016-11-17 | 2017-01-11 | 西华大学 | Liquid pipeline transportation chained floating ball leakage detection system |
| CN106641737A (en) * | 2016-12-20 | 2017-05-10 | 重庆国际复合材料有限公司 | Heat exchange tube system and pressure maintaining and testing device and method of shell-and-tube heat exchanger |
| CN107817075A (en) * | 2017-09-30 | 2018-03-20 | 上海邦芯物联网科技有限公司 | A kind of GPS tracing systems for pipeline leak detection |
| CN109140236A (en) * | 2018-09-13 | 2019-01-04 | 上海万朗水务科技有限公司 | Pipe network managing and control system is managed based on intelligent pipeline |
| CN109185713A (en) * | 2018-10-16 | 2019-01-11 | 湖南普奇地质勘探设备研究院（普通合伙) | Pressure pipeline leak location positioning device and method |
| CN109723976A (en) * | 2019-02-26 | 2019-05-07 | 中国神华能源股份有限公司 | Line clogging position detecting device |
| CN111347427A (en) * | 2020-03-27 | 2020-06-30 | 国电南瑞科技股份有限公司 | Method and system for restraining operation vibration of photovoltaic power station operation and maintenance robot and storage medium |
| CN113653949A (en) * | 2021-09-23 | 2021-11-16 | 西南石油大学 | Parameter identification method for preventing valve chamber from being mistakenly shut off when oil pipeline stops delivering oil |
| CN113836680A (en) * | 2021-11-25 | 2021-12-24 | 德仕能源科技集团股份有限公司 | Automatic filling method and technology for petroleum oil pipe |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4280356A (en) * | 1979-07-13 | 1981-07-28 | Shell Oil Company | Pipeline leak detection |
| CN201476933U (en) * | 2009-08-24 | 2010-05-19 | 赵国忠 | Low-power-consumption pipe pressure data recorder |
| CN103090193A (en) * | 2013-01-08 | 2013-05-08 | 浙江大学 | Device and method for detection and location of submarine oil pipeline leakage |
| CN103926036A (en) * | 2014-05-08 | 2014-07-16 | 中国石油大学(华东) | Movable pressure collecting ball based on bluetooth data transmission |
| CN104180166A (en) * | 2014-07-09 | 2014-12-03 | 中国石油大学(华东) | Pipeline leakage detection method based on pipeline pressure data |
| CN204756459U (en) * | 2015-04-09 | 2015-11-11 | 安徽理工大学 | Oil pipeline oil leak detects monitoring devices |
-
2015
- 2015-04-09 CN CN201510166892.7A patent/CN104832791B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4280356A (en) * | 1979-07-13 | 1981-07-28 | Shell Oil Company | Pipeline leak detection |
| CN201476933U (en) * | 2009-08-24 | 2010-05-19 | 赵国忠 | Low-power-consumption pipe pressure data recorder |
| CN103090193A (en) * | 2013-01-08 | 2013-05-08 | 浙江大学 | Device and method for detection and location of submarine oil pipeline leakage |
| CN103926036A (en) * | 2014-05-08 | 2014-07-16 | 中国石油大学(华东) | Movable pressure collecting ball based on bluetooth data transmission |
| CN104180166A (en) * | 2014-07-09 | 2014-12-03 | 中国石油大学(华东) | Pipeline leakage detection method based on pipeline pressure data |
| CN204756459U (en) * | 2015-04-09 | 2015-11-11 | 安徽理工大学 | Oil pipeline oil leak detects monitoring devices |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322126A (en) * | 2016-11-17 | 2017-01-11 | 西华大学 | Liquid pipeline transportation chained floating ball leakage detection system |
| CN106641737A (en) * | 2016-12-20 | 2017-05-10 | 重庆国际复合材料有限公司 | Heat exchange tube system and pressure maintaining and testing device and method of shell-and-tube heat exchanger |
| CN107817075A (en) * | 2017-09-30 | 2018-03-20 | 上海邦芯物联网科技有限公司 | A kind of GPS tracing systems for pipeline leak detection |
| CN109140236A (en) * | 2018-09-13 | 2019-01-04 | 上海万朗水务科技有限公司 | Pipe network managing and control system is managed based on intelligent pipeline |
| CN109185713A (en) * | 2018-10-16 | 2019-01-11 | 湖南普奇地质勘探设备研究院（普通合伙) | Pressure pipeline leak location positioning device and method |
| CN109185713B (en) * | 2018-10-16 | 2024-03-26 | 湖南普奇地质勘探设备研究院（普通合伙) | Pressure pipeline leakage point detection positioning device and method |
| CN109723976A (en) * | 2019-02-26 | 2019-05-07 | 中国神华能源股份有限公司 | Line clogging position detecting device |
| CN111347427A (en) * | 2020-03-27 | 2020-06-30 | 国电南瑞科技股份有限公司 | Method and system for restraining operation vibration of photovoltaic power station operation and maintenance robot and storage medium |
| CN111347427B (en) * | 2020-03-27 | 2022-07-08 | 国电南瑞科技股份有限公司 | Method and system for restraining operation vibration of photovoltaic power station operation and maintenance robot and storage medium |
| CN113653949A (en) * | 2021-09-23 | 2021-11-16 | 西南石油大学 | Parameter identification method for preventing valve chamber from being mistakenly shut off when oil pipeline stops delivering oil |
| CN113653949B (en) * | 2021-09-23 | 2023-01-31 | 西南石油大学 | Parameter identification method for preventing valve chamber from being mistakenly shut off when oil pipeline stops delivering oil |
| CN113836680A (en) * | 2021-11-25 | 2021-12-24 | 德仕能源科技集团股份有限公司 | Automatic filling method and technology for petroleum oil pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104832791B (en) | 2021-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104832791A (en) | Oil transmission pipe oil leakage detecting and monitoring device and method | |
| CN104595729B (en) | A kind of oil and gas pipeline leakage localization method based on magnitudes of acoustic waves | |
| CN204062504U (en) | Pipeline leakage testing device | |
| CN105989697A (en) | Multi-source sensor-based landslide monitoring and early-warning device | |
| CN104747912A (en) | Fluid conveying pipe leakage acoustic emission time-frequency positioning method | |
| CN102435980A (en) | Analytical solution-based acoustic emission source or micro seismic source positioning method | |
| CN105628117A (en) | Radar channel flow measurement system and method | |
| CN103726834A (en) | Sustained casing pressure diagnosis device and method | |
| CN107084313A (en) | Ore slurry pipeline leaks positioning alarm system and method | |
| CN106441272A (en) | Automatic fast positioning system and method of pipeline block clearing robot | |
| WO2016045235A1 (en) | Mark belt real-time depth-measuring system based on radar detection technology | |
| CN203241035U (en) | Mining automatic sensing measurement device of tunnel cross-section deformation | |
| CN109063849B (en) | Real-time tracking and grading positioning system and method for in-pipeline detector | |
| CN104100842A (en) | Pipeline monitoring device and system based on distributed fiber sensors and acoustic wave | |
| CN203404623U (en) | Urban gas pipe network leakage monitoring system based on intelligent balls | |
| CN105423138A (en) | Intelligent detector for detecting leakage of oil-gas pipeline | |
| CN204756459U (en) | Oil pipeline oil leak detects monitoring devices | |
| CN109681787B (en) | A kind of pipeline leakage positioning system and method | |
| CN105353348B (en) | A kind of system and method for being used to position underground coal mine movement target | |
| CN108414159B (en) | Method and device for positioning HDPE (high-density polyethylene) film leakage position by using stress wave | |
| CN108951762A (en) | A method of it is leakage-preventing for municipal tap water water-supply line | |
| CN208381770U (en) | Distribution type fiber-optic many reference amounts leakage alarm system for pipeline | |
| CN106772613A (en) | A kind of rock mass scene acoustic emission monitor(ing) sensor pushes localization method and device | |
| CN203940243U (en) | A kind of pipeline monitoring device and system based on distributed fiberoptic sensor and sound wave | |
| CN108062848A (en) | Landslide based on laser ranging monitors and urgent prior-warning device and method for early warning automatically |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |