RU2013141682A - METHOD FOR DETECTING GEOACOUSTIC RADIATION IN THE AUDIO FREQUENCY RANGE - Google Patents
METHOD FOR DETECTING GEOACOUSTIC RADIATION IN THE AUDIO FREQUENCY RANGE Download PDFInfo
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- RU2013141682A RU2013141682A RU2013141682/28A RU2013141682A RU2013141682A RU 2013141682 A RU2013141682 A RU 2013141682A RU 2013141682/28 A RU2013141682/28 A RU 2013141682/28A RU 2013141682 A RU2013141682 A RU 2013141682A RU 2013141682 A RU2013141682 A RU 2013141682A
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- geoacoustic
- radiation
- audio frequency
- frequency range
- acoustic pressure
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- Geophysics And Detection Of Objects (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
Способ пеленгации геоакустического излучения в звуковом диапазоне частот, включающий измерение акустического давления P(t) и трех взаимно ортогональных компонентов градиента акустического давления ∇P(t), ∇P(t), ∇P(t) комбинированным приемником, установленным в водной среде у дна водоемов, выделение импульсов геоакустической эмиссии в интервале амплитуд dA, определение направления прихода волны для каждого импульса и оценку азимутального распределения частоты следования импульсов D(α, t).A method for direction finding geoacoustic radiation in the audio frequency range, including measuring the acoustic pressure P (t) and three mutually orthogonal components of the acoustic pressure gradient ∇P (t), ∇P (t), ∇P (t) with a combined receiver installed in an aqueous medium the bottom of water bodies, the allocation of geoacoustic emission pulses in the amplitude interval dA, the determination of the direction of wave arrival for each pulse and the estimation of the azimuthal distribution of the pulse repetition rate D (α, t).
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RU2013141682/28A RU2559516C2 (en) | 2013-09-10 | 2013-09-10 | Method for finding direction of geoacoustic radiation in audio frequency range |
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RU2013141682/28A RU2559516C2 (en) | 2013-09-10 | 2013-09-10 | Method for finding direction of geoacoustic radiation in audio frequency range |
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RU2013141682A true RU2013141682A (en) | 2015-03-20 |
RU2559516C2 RU2559516C2 (en) | 2015-08-10 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US3543261A (en) * | 1968-06-14 | 1970-11-24 | Us Air Force | Upper threshold circuit |
FR2183568B1 (en) * | 1972-05-10 | 1976-10-29 | Thomson Csf | |
RU2158430C2 (en) * | 1998-12-30 | 2000-10-27 | Институт проблем морских технологий Дальневосточного отделения РАН | Method determining bearing on radiation source and device for its realization |
RU2300118C1 (en) * | 2005-08-29 | 2007-05-27 | Федеральное государственное унитарное предприятие "Центральный научно-исследовательский институт "Морфизприбор" | Mode of detection noisy objects in the sea |
RU2444747C1 (en) * | 2010-06-30 | 2012-03-10 | Учреждение Российской академии наук Тихоокеанский океанологический институт им. В.И. Ильичева Дальневосточного отделения РАН (ТОИ ДВО РАН) | Method of determining bearing of noisy object |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160911 |