CN105728409B - A kind of method for detecting the stifled point position of pipeline - Google Patents
A kind of method for detecting the stifled point position of pipeline Download PDFInfo
- Publication number
- CN105728409B CN105728409B CN201610062010.7A CN201610062010A CN105728409B CN 105728409 B CN105728409 B CN 105728409B CN 201610062010 A CN201610062010 A CN 201610062010A CN 105728409 B CN105728409 B CN 105728409B
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- CN
- China
- Prior art keywords
- wiper
- pipeline
- signal receiver
- point position
- stifled
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B9/055—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles
- B08B9/0552—Spherically shaped pigs
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/04—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces using cleaning devices introduced into and moved along the pipes
- B08B2209/053—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces using cleaning devices introduced into and moved along the pipes being moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B2209/055—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces using cleaning devices introduced into and moved along the pipes being moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles
- B08B2209/0553—Pigs provided with detection means
Abstract
A kind of method for detecting the stifled point position of pipeline of present invention offer, in well site, oil pipeline exposes a kind of signal receiver of ground matrix section installation, can detect the acoustic wave vibrations propagated on duct wall；Before wiper is launched, first synchronous receiver clock circuit and wiper internal clock circuit, then set wiper in automatic timing unit rise shake the time be 5 minutes once, after wiper puts into pipeline, it can shake once within every 5 minutes, meanwhile, every 5 minutes of signal receiver can triggering timing circuit timing, it it is the propagation time for shaking sound wave in pipeline since timing untill vibration signal is received；When several times, △ T-phase is same, illustrates that wiper is met and blocks up, obtains distance S.A kind of can be solved the problems, such as by being launched in pipeline from the stifled point position of wiper accurate judgement of vibrations because the meaningless workload that artificial judgment error tape comes to safeguard that repairing work difficulty is big, it is ensured that in shortest time rapid handling failure, improve production efficiency.
Description
Technical field
The present invention relates to pipe cleaning device equipment technical field, more particularly to a kind of method for detecting the stifled point position of pipeline, use
In instruction inner pipeline plug plug position.
Background technology
Frost blocking accident often occurs in the winter time for the underground crude oil pipeline between well site of oil field and website, in order to solve to block up
Plug recovers pipeline transportation, and preceding Workers need to excavate ground, sawed-off pipeline, pipeline are washed open with high-pressure pump, but judge
Inner pipeline plug point can only lean on artificial experience at present, and misjudgment is can hardly be avoided, it is often necessary to attempt many times, in the world of ice and snow
Field, it is very big to dig out a series of de-plugging work difficulties such as pipeline, wastes time and energy, and repeated multiple times is even more greatly to have aggravated front work
Make the work difficulty of personnel and arduous degree.Lack a kind of method of the stifled point position of targeted duct at present, it is ensured that efficient, quick,
Easily plugging point of the frost in crude oil pipeline, wax dirt, sand scale etc. etc. is cleared up.
The content of the invention
Underground crude oil pipeline between well site of oil field and website often occurs frost and blocked in the winter time, at present by artificial experience
Judge, error rate is high, wastes time and energy.In order to overcome above mentioned problem, the present invention provides a kind of method for detecting the stifled point position of pipeline,
The present invention is solved because artificial judgment is wrong by launching a kind of stifled point position of the wiper accurate judgement that can be shaken certainly in pipeline
The meaningless workload brought by mistake to safeguard the problem of repairing work difficulty is big, it is ensured that in shortest time rapid handling failure,
Improve production efficiency.
The technical solution adopted by the present invention is：
A kind of method for detecting the stifled point position of pipeline, is concretely comprised the following steps：
Step 1: exposing ground matrix section in well site oil pipeline installs a kind of signal receiver, duct wall can be detected
The acoustic wave vibrations of upper propagation；
Step 2: before wiper is launched, in signal receiver clock circuit and wiper internal clock circuit when
Between it is synchronous, then set automatic timing unit in wiper rise the shake time be 5 minutes once, after wiper puts into pipeline,
It can shake once within every 5 minutes, meanwhile, the clock circuit that every 5 minutes of signal receiver can be in trigger signal receiver, opened from timing
Begin untill vibration signal is received, be the propagation time △ T for shaking sound wave in pipeline；
Step 3: ought several times △ T-phase it is same, illustrate that wiper is met stifled, obtains distance S, you can obtain wiper and meet stifled position
Put.
Distance S in the step 3 sends letter by spread speed V of the known sound wave in steel medium and wiper
Number and signal receiver receive the time difference △ T of signal, the position i.e. position of inner pipeline plug point of wiper is drawn by S=V △ T
Put.
One end of the oil pipeline is connected with signal receiver, and signal receiver is located at oil pipeline and exposes ground matrix section
On；Wiper is located in oil pipeline.
The signal receiver is annular signal receiver.
The wiper is circular wiper, and the external diameter of wiper is identical with the internal diameter of oil pipeline.
Beneficial effects of the present invention are：
The present invention is solved due to people by launching a kind of stifled point position of the wiper accurate judgement that can be shaken certainly in pipeline
The meaningless workload that work misjudgment is brought to safeguard the problem of repairing work difficulty is big, it is ensured that locates rapidly in the shortest time
Failure is managed, improves production efficiency.The present invention both can plugging point position in accurate judgement pipeline, crude oil in pipeline can be obtained indirectly again
Flow velocity, Reliable guarantee is provided for pipeline normal transport.
It is described in detail below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is operating diagram of the present invention.
In figure, reference：1st, oil pipeline；2nd, signal receiver；3rd, wiper；4th, tamper in oil pipeline.
Embodiment
Embodiment 1：
Underground crude oil pipeline between well site of oil field and website often occurs frost and blocked in the winter time, at present by artificial experience
Judge, error rate is high, wastes time and energy.In order to overcome above mentioned problem, the present invention provides a kind of detection pipeline as shown in Figure 1 and blocks up point
The method of position, the present invention by launched in pipeline it is a kind of can from the stifled point position of wiper accurate judgement of vibrations, solve by
Cause to safeguard the problem of repairing work difficulty is big in the meaningless workload that artificial judgment error tape comes, it is ensured that fast in the shortest time
Fast handling failure, improve production efficiency.
A kind of method for detecting the stifled point position of pipeline, is concretely comprised the following steps：
Step 1: exposing ground matrix section in well site oil pipeline 1 installs a kind of signal receiver 2, pipeline can be detected
The acoustic wave vibrations propagated on wall；
Step 2: before wiper 3 is launched, in the clock circuit of signal receiver 2 and the internal clock circuit of wiper 3
Time synchronized, then set wiper 3 in automatic timing unit rise shake the time be 5 minutes once, when wiper 3 put into pipeline
Afterwards, can shake once within every 5 minutes, meanwhile, the clock circuit that signal receiver 2 every 5 minutes can be in trigger signal receiver 2, from
Timing starts untill vibration signal is received, and is the propagation time △ T for shaking sound wave in pipeline；
Step 3: ought several times △ T-phase it is same, illustrate that wiper is met stifled, obtains distance S, you can obtain wiper and meet stifled position
Put.
Operation principle：Dispensing and the isometrical wiper 3 of internal diameter of the pipeline in well site oil pipeline road 1, by former in pipeline
Oil promotes with it in pipeline, when it runs into stifled point in pipeline tamper 4 halts i.e. in oil pipeline after, the wiper
3 can occur shaking certainly for high frequency, at this moment can be received in the signal receiver 2 of the detectable high-frequency vibration signal of pipeline opening installation
Vibration signal, by spread speed V of the known sound wave in steel medium and wiper sends signal and receiver receives signal
Time difference △ T, the position i.e. position of inner pipeline plug point of wiper is drawn by S=V △ T.
The present invention by launched in pipeline it is a kind of can from the stifled point position of the accurate judgement of wiper 3 of vibrations, solve due to
The meaningless workload that artificial judgment error tape comes to safeguard the problem of repairing work difficulty is big, it is ensured that rapid in the shortest time
Handling failure, improve production efficiency.The present invention both can plugging point position in accurate judgement pipeline, can obtain indirectly again former in pipeline
Oil flow rate, Reliable guarantee is provided for pipeline normal transport.
Embodiment 2：
On the basis of embodiment 1, the distance S described in the present embodiment in step 3 is situated between by known sound wave in steel
Spread speed V and wiper 3 in matter send signal and signal receiver 2 receives the time difference △ T of signal, are obtained by S=V △ T
Go out the position i.e. position of inner pipeline plug point of wiper.
One end of the oil pipeline 1 is connected with signal receiver 2, and signal receiver 2 is located at oil pipeline 1 and exposes earth's surface
On part；Wiper 3 is located in oil pipeline 1.
The signal receiver 2 is annular signal receiver.
One end of the oil pipeline 1 is connected with signal receiver 2, and signal receiver 2 is located at oil pipeline 1 and exposes earth's surface
On part；Wiper 3 is located in oil pipeline 1.
The signal receiver 2 is annular signal receiver.Annular signal receiver can more fully receive wiper 3
The signal sent.
The wiper 3 is circular wiper, and the external diameter of wiper 3 is identical with the internal diameter of oil pipeline 1.So clear
Pipe device 3 during tamper 4, can definitely detect tamper 4 in oil pipeline in the oil pipeline detected inside oil pipeline 1.
Will not because of wiper 3 external diameter it is too small and miss tamper 4 in oil pipeline.
The purpose of the present invention is to block up a point position by launching a kind of accurate judgement of wiper 3 that can be shaken certainly in pipeline,
Solve the problems, such as because the meaningless workload that artificial judgment error tape comes to safeguard that repairing work difficulty is big, it is ensured that most short
Time rapid handling failure, improve production efficiency.
The internal clock circuit of signal receiver 2 being related in the present invention is existing known skill with the internal clock circuit of wiper 3
Art, just do not describe one by one in the present embodiment.
Claims (5)
- A kind of 1. method for detecting the stifled point position of pipeline, it is characterised in that：Concretely comprise the following steps：Step 1: in well site oil pipeline（1）Expose ground matrix section and a kind of signal receiver is installed（2）, pipeline can be detected The acoustic wave vibrations propagated on wall；Step 2: launching wiper（3）Before, signal receiver（2）Clock circuit and wiper（3）In internal clock circuit Time synchronized, then wiper is set（3）A shake time for interior automatic timing unit once, worked as wiper for 5 minutes（3）Throw After entering pipeline, it can shake once within every 5 minutes, meanwhile, signal receiver（2）Every 5 minutes can trigger signal receiver（2）When interior Clock circuit, it is the propagation time △ T for shaking sound wave in pipeline since timing untill vibration signal is received；Step 3: ought several times △ T-phase it is same, illustrate that wiper is met stifled, obtains distance S, you can obtain wiper and meet stifled position.
- A kind of 2. method for detecting the stifled point position of pipeline according to claim 1, it is characterised in that：In the step 3 Spread speed Vs and wiper of the distance S by known sound wave in steel medium（3）Send signal and signal receiver（2）Receive To the time difference △ T of signal, the position i.e. position of inner pipeline plug point of wiper is drawn by S=V △ T.
- A kind of 3. method for detecting the stifled point position of pipeline according to claim 1, it is characterised in that：The oil pipeline （1）One end and signal receiver（2）Connection, signal receiver（2）Positioned at oil pipeline（1）Expose on ground matrix section；Pigging Device（3）Positioned at oil pipeline（1）It is interior.
- A kind of 4. method for detecting the stifled point position of pipeline according to claim 1, it is characterised in that：The signal receiver （2）For annular signal receiver.
- A kind of 5. method for detecting the stifled point position of pipeline according to claim 1, it is characterised in that：The wiper（3） For circular wiper, and wiper（3）External diameter and oil pipeline（1）Internal diameter it is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610062010.7A CN105728409B (en) | 2016-01-29 | 2016-01-29 | A kind of method for detecting the stifled point position of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610062010.7A CN105728409B (en) | 2016-01-29 | 2016-01-29 | A kind of method for detecting the stifled point position of pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105728409A CN105728409A (en) | 2016-07-06 |
| CN105728409B true CN105728409B (en) | 2018-03-09 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505649A (en) * | 2017-07-19 | 2017-12-22 | 防城港市港口区晶通科技有限公司 | A kind of judgement chemical industry scene drain valve block system based on sound speed detection |
| CN107350233A (en) * | 2017-08-11 | 2017-11-17 | 胡明建 | A kind of design method of propelling pipeline dredge machine device people |
| CN107701923A (en) * | 2017-09-06 | 2018-02-16 | 国网江苏省电力公司江阴市供电公司 | Line clogging positioning searching device and its lookup method |
| CN109084185B (en) * | 2018-07-16 | 2019-08-23 | 吉林省百瑞生科技发展有限公司 | Infrasound R-T unit, pipeline blocking positioning system, method and device |
| CN109340568B (en) * | 2018-08-28 | 2020-09-25 | 昆明理工大学 | Pipeline sand conveying device |
| CN110850466A (en) * | 2019-11-06 | 2020-02-28 | 中国矿业大学 | Filling pipeline blockage detection device and detection method |
| CN114011811B (en) * | 2021-10-29 | 2022-09-16 | 国家石油天然气管网集团有限公司 | Pipe cleaner exhaust method in continuous large-drop and U-shaped liquid pipeline production process |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2395898C (en) * | 2001-08-10 | 2006-11-21 | Leslie Dale Hiebert | Non-intrusive locating of a blockage in a pipeline |
| CN202040552U (en) * | 2010-08-12 | 2011-11-16 | 北京知容寓远软件科技有限公司 | System for monitoring the leakage or obstruction of pipeline base on low frequency sound wave |
| CN103644457B (en) * | 2013-12-13 | 2016-01-06 | 东北石油大学 | A kind of localization method of line clogging and device |
| CN203948955U (en) * | 2014-07-09 | 2014-11-19 | 中国海洋石油总公司 | A kind of monitoring pipeline blocking system |
| CN204879460U (en) * | 2015-08-03 | 2015-12-16 | 河南师范大学 | Pipe blockage point positioner |
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