RU2011110518A - Мониторинг канала - Google Patents
Мониторинг канала Download PDFInfo
- Publication number
- RU2011110518A RU2011110518A RU2011110518/28A RU2011110518A RU2011110518A RU 2011110518 A RU2011110518 A RU 2011110518A RU 2011110518/28 A RU2011110518/28 A RU 2011110518/28A RU 2011110518 A RU2011110518 A RU 2011110518A RU 2011110518 A RU2011110518 A RU 2011110518A
- Authority
- RU
- Russia
- Prior art keywords
- channel
- acoustic
- pulse
- distributed
- pipeline
- Prior art date
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract 3
- 238000000034 method Methods 0.000 claims abstract 22
- 239000000835 fiber Substances 0.000 claims abstract 10
- 238000005259 measurement Methods 0.000 claims abstract 7
- 239000012530 fluid Substances 0.000 claims abstract 3
- 239000013307 optical fiber Substances 0.000 claims abstract 3
- 238000012806 monitoring device Methods 0.000 claims abstract 2
- 230000003595 spectral effect Effects 0.000 claims abstract 2
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
- G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/48—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using wave or particle radiation means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
- G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
- G01M3/047—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means with photo-electrical detection means, e.g. using optical fibres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/02—Devices characterised by the use of mechanical means
- G01P3/14—Devices characterised by the use of mechanical means by exciting one or more mechanical resonance systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Optical Transform (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Cleaning In General (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
1. Способ мониторинга канала для текучей среды, содержащий этапы, на которых ! опрашивают оптическое волокно, расположенное вдоль пути трубопровода, для обеспечения распределенного акустического измерения, ! вводят акустический импульс в канал, ! измеряют посредством распределенного акустического измерения отклик на акустический импульс на каждом из совокупности дискретных продольных измерительных участков, и ! выводят из совокупности измерений профиль состояния канала. ! 2. Способ по п.1, содержащий этапы, на которых выводят один или несколько дополнительных профилей канала и сравнивают профили для определения изменения характеристик канала. ! 3. Способ по п.2, содержащий этап, на котором определяют продольное положение изменения характеристик канала. ! 4. Способ по п.1, в котором измеряют амплитуду отклика на акустический импульс. ! 5. Способ по п.1, в котором измеряют спектральный состав отклика на акустический импульс. ! 6. Способ по п.1, в котором распределенное акустическое волокно располагается в канале. ! 7. Способ по п.1, в котором распределенное акустическое волокно располагается рядом с каналом. ! 8. Способ по п.1, в котором пространственное разрешение распределенного волоконно-оптического датчика меньше или равно 25 м. ! 9. Способ по п.1, в котором длина распределенного волоконно-оптического датчика больше или равна 20 км. ! 10. Способ по п.1, в котором импульс вводится специализированным генератором импульсов. ! 11. Способ по п.1, в котором импульс вводится за счет прохождения снаряда по трубопроводу. ! 12. Устройство мониторинга трубопровода, содержащее ! волоконно-оптический опросчик, выполненный с возможностью
Claims (12)
1. Способ мониторинга канала для текучей среды, содержащий этапы, на которых
опрашивают оптическое волокно, расположенное вдоль пути трубопровода, для обеспечения распределенного акустического измерения,
вводят акустический импульс в канал,
измеряют посредством распределенного акустического измерения отклик на акустический импульс на каждом из совокупности дискретных продольных измерительных участков, и
выводят из совокупности измерений профиль состояния канала.
2. Способ по п.1, содержащий этапы, на которых выводят один или несколько дополнительных профилей канала и сравнивают профили для определения изменения характеристик канала.
3. Способ по п.2, содержащий этап, на котором определяют продольное положение изменения характеристик канала.
4. Способ по п.1, в котором измеряют амплитуду отклика на акустический импульс.
5. Способ по п.1, в котором измеряют спектральный состав отклика на акустический импульс.
6. Способ по п.1, в котором распределенное акустическое волокно располагается в канале.
7. Способ по п.1, в котором распределенное акустическое волокно располагается рядом с каналом.
8. Способ по п.1, в котором пространственное разрешение распределенного волоконно-оптического датчика меньше или равно 25 м.
9. Способ по п.1, в котором длина распределенного волоконно-оптического датчика больше или равна 20 км.
10. Способ по п.1, в котором импульс вводится специализированным генератором импульсов.
11. Способ по п.1, в котором импульс вводится за счет прохождения снаряда по трубопроводу.
12. Устройство мониторинга трубопровода, содержащее
волоконно-оптический опросчик, выполненный с возможностью опрашивать оптическое волокно и обеспечивать распределенное акустическое измерение,
генератор импульсов, выполненный с возможностью вырабатывать импульсы давления в текучей среде, содержащейся в трубопроводе, и
процессор, приспособленный принимать измеренные данные от опросчика в ответ на импульсы давления и выводить профиль состояния трубопровода из измеренных данных.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0815297.7 | 2008-08-21 | ||
| GBGB0815297.7A GB0815297D0 (en) | 2008-08-21 | 2008-08-21 | Conduit monitoring |
| PCT/GB2009/002058 WO2010020796A1 (en) | 2008-08-21 | 2009-08-20 | Conduit monitoring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2011110518A true RU2011110518A (ru) | 2012-09-27 |
| RU2511228C2 RU2511228C2 (ru) | 2014-04-10 |
Family
ID=39812396
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011110520/28A RU2515126C2 (ru) | 2008-08-21 | 2009-08-20 | Отслеживание объектов в трубопроводах |
| RU2011110518/28A RU2511228C2 (ru) | 2008-08-21 | 2009-08-20 | Мониторинг канала |
| RU2011110519/28A RU2518978C2 (ru) | 2008-08-21 | 2009-08-21 | Волоконно-оптическое акустическое измерение |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011110520/28A RU2515126C2 (ru) | 2008-08-21 | 2009-08-20 | Отслеживание объектов в трубопроводах |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011110519/28A RU2518978C2 (ru) | 2008-08-21 | 2009-08-21 | Волоконно-оптическое акустическое измерение |
Country Status (12)
| Country | Link |
|---|---|
| US (3) | US8973444B2 (ru) |
| EP (3) | EP2326932B1 (ru) |
| CN (3) | CN102197294B (ru) |
| CA (3) | CA2734820C (ru) |
| GB (1) | GB0815297D0 (ru) |
| HU (1) | HUE043266T2 (ru) |
| LT (1) | LT2326922T (ru) |
| PL (1) | PL2326922T3 (ru) |
| RU (3) | RU2515126C2 (ru) |
| SI (1) | SI2326922T1 (ru) |
| TR (1) | TR201903507T4 (ru) |
| WO (3) | WO2010020796A1 (ru) |
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