RU2013141682A - METHOD FOR DETECTING GEOACOUSTIC RADIATION IN THE AUDIO FREQUENCY RANGE - Google Patents

METHOD FOR DETECTING GEOACOUSTIC RADIATION IN THE AUDIO FREQUENCY RANGE Download PDF

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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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Russia
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geoacoustic
radiation
audio frequency
frequency range
acoustic pressure
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RU2013141682/28A
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Russian (ru)
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RU2559516C2 (en
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Юрий Валентинович Марапулец
Борис Михайлович Шевцов
Альберт Олегович Щербина
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Федеральное государственное бюджетное учреждение науки Институт космофизических исследований и распространения радиоволн Дальневосточного отделения Российской академии наук
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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).

Claims (1)

Способ пеленгации геоакустического излучения в звуковом диапазоне частот, включающий измерение акустического давления P(t) и трех взаимно ортогональных компонентов градиента акустического давления ∇Px(t), ∇Py(t), ∇Pz(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 x (t), ∇P y (t), ∇P z (t) with a combined receiver installed in in the aquatic environment at the bottom of reservoirs, the allocation of geoacoustic emission pulses in the range of amplitudes dA, determination of the direction of wave arrival for each pulse, and estimation of the azimuthal distribution of the pulse repetition rate D (α, t).
RU2013141682/28A 2013-09-10 2013-09-10 Method for finding direction of geoacoustic radiation in audio frequency range RU2559516C2 (en)

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RU2559516C2 RU2559516C2 (en) 2015-08-10

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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Effective date: 20160911