RU2015110057A - Акустический детектор - Google Patents
Акустический детектор Download PDFInfo
- Publication number
- RU2015110057A RU2015110057A RU2015110057A RU2015110057A RU2015110057A RU 2015110057 A RU2015110057 A RU 2015110057A RU 2015110057 A RU2015110057 A RU 2015110057A RU 2015110057 A RU2015110057 A RU 2015110057A RU 2015110057 A RU2015110057 A RU 2015110057A
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- Russia
- Prior art keywords
- detector according
- acoustic detector
- electrodes
- receiving elements
- support element
- Prior art date
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- 238000001514 detection method Methods 0.000 claims abstract 2
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- 239000011358 absorbing material Substances 0.000 claims 2
- 239000006260 foam Substances 0.000 claims 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/005—Monitoring or checking of cementation quality or level
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
- G01V1/44—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging using generators and receivers in the same well
- G01V1/48—Processing data
- G01V1/50—Analysing data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
- G01V1/42—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging using generators in one well and receivers elsewhere or vice versa
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0688—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Mining & Mineral Resources (AREA)
- Acoustics & Sound (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Geophysics And Detection Of Objects (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
Abstract
1. Акустический детектор, содержащий;цилиндрический опорный элемент; идвумерную решетку приемных элементов, расположенных на поверхности цилиндрического опорного элемента, при этом двумерная решетка приемных элементов выполнена с возможностью обнаружения акустических волн по множеству азимутальных угловых направлений, в двумерной решетке приемные элементы разнесены для образования зазора между соседними элементами и скомпонованы для обеспечения азимутального углового обзора вокруг центральной оси цилиндрического опорного элемента и вдоль оси центрального цилиндрического опорного элемента;при этом двумерная решетка приемных элементов содержит пьезоэлектрическую пленку.2. Акустический детектор по п. 1, в котором пьезоэлектрическая пленка содержит поливинилидендифторидную пленку.3. Акустический детектор по п. 1, дополнительно содержащий множество электродов, расположенных на обеих сторонах пьезоэлектрической пленки, при этом электроды разнесены друг от друга, так что остается зазор между соседними приемными элементами.4. Акустический детектор по п. 3, в котором множество электродов на пьезоэлектрической пленке включает в себя полученные травлением электроды, полученные вакуумным осаждением электроды или полученные нанесением покрытия электроды.5. Акустический детектор по п. 1, в котором двумерная решетка приемников охватывает поверхность цилиндрического опорного элемента для охвата азимутального угла обнаружения 360°.6. Акустический детектор по п. 1, в котором ряд одномерной решетки приемников в пределах двумерной решетки приемников является электронно-выбираемым для обнаружения акустических волн.7.
Claims (9)
1. Акустический детектор, содержащий;
цилиндрический опорный элемент; и
двумерную решетку приемных элементов, расположенных на поверхности цилиндрического опорного элемента, при этом двумерная решетка приемных элементов выполнена с возможностью обнаружения акустических волн по множеству азимутальных угловых направлений, в двумерной решетке приемные элементы разнесены для образования зазора между соседними элементами и скомпонованы для обеспечения азимутального углового обзора вокруг центральной оси цилиндрического опорного элемента и вдоль оси центрального цилиндрического опорного элемента;
при этом двумерная решетка приемных элементов содержит пьезоэлектрическую пленку.
2. Акустический детектор по п. 1, в котором пьезоэлектрическая пленка содержит поливинилидендифторидную пленку.
3. Акустический детектор по п. 1, дополнительно содержащий множество электродов, расположенных на обеих сторонах пьезоэлектрической пленки, при этом электроды разнесены друг от друга, так что остается зазор между соседними приемными элементами.
4. Акустический детектор по п. 3, в котором множество электродов на пьезоэлектрической пленке включает в себя полученные травлением электроды, полученные вакуумным осаждением электроды или полученные нанесением покрытия электроды.
5. Акустический детектор по п. 1, в котором двумерная решетка приемников охватывает поверхность цилиндрического опорного элемента для охвата азимутального угла обнаружения 360°.
6. Акустический детектор по п. 1, в котором ряд одномерной решетки приемников в пределах двумерной решетки приемников является электронно-выбираемым для обнаружения акустических волн.
7. Акустический детектор по п. 1, в котором цилиндрический
опорный элемент содержит звукопоглощающий материал.
8. Акустический детектор по п. 7, в котором звукопоглощающий материал содержит звукопоглощающий пенопласт или силиконовый каучук.
9. Акустический детектор по п. 1, в котором размер приемных элементов выбран из условия достижения заданного азимутального углового разрешения акустической волны от приблизительно 5° до приблизительно 15°.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261691602P | 2012-08-21 | 2012-08-21 | |
| US61/691,602 | 2012-08-21 | ||
| US13/836,386 US20140056111A1 (en) | 2012-08-21 | 2013-03-15 | Acoustic detector |
| US13/836,386 | 2013-03-15 | ||
| PCT/US2013/056042 WO2014031779A2 (en) | 2012-08-21 | 2013-08-21 | Acoustic detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2015110057A true RU2015110057A (ru) | 2016-10-10 |
Family
ID=50147908
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2015110057A RU2015110057A (ru) | 2012-08-21 | 2013-08-21 | Акустический детектор |
| RU2015110055A RU2015110055A (ru) | 2012-08-21 | 2013-08-21 | Система и способ для измерений звуковых волн с использованием источника акустического пучка |
| RU2015110056A RU2015110056A (ru) | 2012-08-21 | 2013-08-21 | Акустический источник для генерирования акустического пучка |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2015110055A RU2015110055A (ru) | 2012-08-21 | 2013-08-21 | Система и способ для измерений звуковых волн с использованием источника акустического пучка |
| RU2015110056A RU2015110056A (ru) | 2012-08-21 | 2013-08-21 | Акустический источник для генерирования акустического пучка |
Country Status (10)
| Country | Link |
|---|---|
| US (3) | US20140056111A1 (ru) |
| EP (3) | EP2888608A2 (ru) |
| JP (3) | JP2015531074A (ru) |
| AU (3) | AU2013305752A1 (ru) |
| BR (3) | BR112015003740A2 (ru) |
| CA (3) | CA2882343A1 (ru) |
| MX (3) | MX338882B (ru) |
| RU (3) | RU2015110057A (ru) |
| SG (3) | SG11201501253TA (ru) |
| WO (3) | WO2014031778A2 (ru) |
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- 2013-03-15 US US13/836,386 patent/US20140056111A1/en not_active Abandoned
- 2013-03-15 US US13/836,718 patent/US9354346B2/en active Active
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- 2013-08-21 WO PCT/US2013/056040 patent/WO2014031778A2/en active Application Filing
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- 2013-08-21 AU AU2013305752A patent/AU2013305752A1/en not_active Abandoned
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