JP2018502249A - 能動騒音制御システム - Google Patents
能動騒音制御システム Download PDFInfo
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
- F01N1/065—Silencing apparatus characterised by method of silencing by using interference effect by using an active noise source, e.g. speakers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1781—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17813—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1785—Methods, e.g. algorithms; Devices
- G10K11/17857—Geometric disposition, e.g. placement of microphones
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1785—Methods, e.g. algorithms; Devices
- G10K11/17861—Methods, e.g. algorithms; Devices using additional means for damping sound, e.g. using sound absorbing panels
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17873—General system configurations using a reference signal without an error signal, e.g. pure feedforward
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/10—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for stationary applications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/128—Vehicles
- G10K2210/1281—Aircraft, e.g. spacecraft, airplane or helicopter
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3055—Transfer function of the acoustic system
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/321—Physical
- G10K2210/3212—Actuator details, e.g. composition or microstructure
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/321—Physical
- G10K2210/3214—Architectures, e.g. special constructional features or arrangements of features
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
Abstract
Description
4 吸い込みベント
6 排出ベント
10 システム
12 ガスタービンエンジン
16 燃焼吸い込みセクション
17 換気吸い込みセクション
18 圧縮機
20 燃焼器セクション
22 タービン
24 排出セクション
25 換気排出セクション
26 シャフト
27 燃焼器
28 燃焼器ハウジング
29 ダクト
30 ANCモジュールユニット
32 ANCハウジング
34 分流器
36 中心コーン
38 前方端部
40 内側部分
44 ANCコア
46 導波路
48 スピーカ
49 シェーカ
50 制御ボード
52 マイクロフォン
53 区画
54 側部
55 流れ経路穴
56 底部
60 表面
62 流れ経路
66 ワイヤ
68 プレート
69 シェーカロッド
Claims (20)
- 発電ユニットの吸い込み部又は排出部の内部に設置されるように構成された能動騒音制御(ANC)モジュールユニット(30)を含むシステムであって、前記ANCモジュールユニット(30)は、
前記空気吸い込み部又は排出部の内部に適合するために形状付けされたANCハウジング(32)と、
前記ANCハウジング(32)の内部に固定されるように構成されたANCコア(44)と、を含み、前記ANCコア(44)は、
前記発電ユニットによって生じる音を検出するように構成されたマイクロフォン(52)と、
騒音消除音を前記空気吸い込み部又は排出部に送達するように構成されたスピーカと、
前記マイクロフォン(52)によって検出される前記音及び1組の前もって決められた騒音軽減伝達関数に基づいて前記騒音消除音を制御するように構成された制御ボード(50)と、を含む、システム。 - 前記制御ボード(50)は、前記ANCモジュールユニット(30)が適合するために形状付けされる場所用の前記伝達関数の中にプログラムされた場所特有の特徴に基づいて前記騒音消除音を制御するように構成される、請求項1記載のシステム。
- 前記ANCモジュールユニット(30)は、前記ANCハウジング(32)の内部で前記ANCコア(44)を支持するように構成された導波路を含む、請求項1記載のシステム。
- 前記導波路は、前記ANCモジュールユニット(30)を通る流れ経路を第1の離散領域と第2の離散領域とに分割して、周波数範囲と前記騒音消除音による音の減衰とを高める、請求項3記載のシステム。
- 前記ANCモジュールユニット(30)は、前記第2の離散領域内に位置する第2のスピーカを含む、請求項4記載のシステム。
- 前記第2のスピーカは、第2の周波数範囲の騒音を消除するために追加の騒音消除音を送達するように構成され、前記第1の周波数範囲は、前記第2の周波数範囲に対して等しいか又は少なくとも部分的に異なっている、請求項5記載のシステム。
- 前記ANCコア(44)は、受動騒音制御バッフルの内部に統合されて位置すると共に、広帯域の周波数の減衰を提供する結果をもって前記受動騒音制御処理を補充するために設計される、請求項1記載のシステム。
- 前記ANCハウジング(32)は、三角形、実質上正方形、矩形、六角形、円錐形、円形、円筒形、八角形、又は空気流状態を形状付ける球面幾何学を含む、請求項1記載のシステム。
- 前記マイクロフォン(52)、制御ボード(50)、及びスピーカは、略50Hzから略4000Hzの間の範囲における騒音消除音を送達するように構成される、請求項1記載のシステム。
- 発電ユニットの内部で使用するための吸い込み部又は排出部を含むシステムであって、前記吸い込み部又は排出部は、
複数の能動騒音制御(ANC)モジュールユニットを含み、各ANCモジュールユニット(30)は、
前記空気吸い込み部又は排出部の内部に適合するために形状付けされたANCハウジング(32)と、
前記ANCハウジング(32)の内部に固定されるように構成されたANCコア(44)と、を含み、前記ANCコア(44)は、
前記発電ユニットによって生じる音を検出するように構成されたマイクロフォン(52)と、
騒音消除音を前記空気吸い込み部又は排出部に送達するように構成されたスピーカと、
複数の入力用の前もって決められた伝達関数を含むと共に、前記複数のANCモジュールユニットの前記マイクロフォンによって検出される前記音に基づいて前記複数のANCモジュールユニット(30)においてANCモジュールユニット(30)からの前記騒音消除音を制御するように構成された制御ボード(50)と、を含む、システム。 - 前記吸い込み部又は排出部は、第1の区画及び第2の区画を含み、前記第1の区画は、前記発電ユニットの第1のセクションに対応すると共に、前記複数のANCモジュールユニット(30)の第1のセットを収容するように構成され、前記第2の区画は、前記発電ユニットの第2のセクションに対応すると共に、前記複数のANCモジュールユニット(30)の第2のセットを収容するように構成される、請求項10記載のシステム。
- 前記複数のANCモジュールユニット(30)は、直列に配置され、したがって、各ANCモジュールユニット(30)は、前記音の前記流れに沿ってそれぞれの騒音消除音を連続的に送達する、請求項10記載のシステム。
- 前記複数のANCモジュールユニット(30)は、並列に配置され、したがって、各ANCモジュールユニット(30)は、前記音の前記流れに沿ってそれぞれの騒音消除音を同時に送達する、請求項10記載のシステム。
- 前記複数のANCモジュールユニット(30)のうちの前記ANCモジュールユニット(30)の個々は、前記音の特定の周波数範囲を減衰させるように構成される、請求項10記載のシステム。
- 前記複数のANCモジュールユニット(30)のうちの前記ANCモジュールユニット(30)の個々は、前記複数のANCモジュールユニット(30)のうちの残りのANCモジュールユニット(30)からの独特の周波数範囲を減衰させるように構成される、請求項14記載のシステム。
- 前記複数のANCモジュールユニット(30)のうちの第1のANCモジュールユニット(30)は、第1の位置に位置決めされ、前記複数のANCモジュールユニット(30)のうちの第2のANCモジュールユニット(30)は、第2の位置に位置決めされ、前記第1の位置は、前記第2の位置と異なる、請求項10記載のシステム。
- 発電ユニットの燃焼排出部の内部で使用するための能動騒音制御(ANC)モジュールユニット(30)を含むシステムであって、前記ANCモジュールユニット(30)は、
前記発電ユニットの前記燃焼排出部の内部で生じる音を検出するように構成されたマイクロフォン(52)と、
前記マイクロフォン(52)から前記音を受信して、前記マイクロフォン(52)からの前記音及び1組の前もって決められた騒音軽減伝達関数に基づいて騒音消除信号を送信するように構成された制御ボード(50)と、
前記騒音消除信号に対応して、プレート又はアレイ状のプレートを揺すって、前記燃焼排出部の中に騒音消除音を作り出すように構成された複数のシェーカ(49)と、を含む、システム。 - 前記シェーカ(49)は、シェーカロッド(69)を介して前記プレートに取り付けられる、請求項17記載のシステム。
- 前記マイクロフォン(52)及び前記プレートは、摂氏略250度よりも高い温度で動作するように構成される、請求項17記載のシステム。
- 前記制御ボード(50)は、前記燃焼排出部の中の前記ANCモジュールユニット(30)の場所用の前記伝達関数の中にプログラムされた場所特有の特徴に基づいて前記騒音消除信号を制御するように構成される、請求項17記載のシステム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/PL2014/000150 WO2016099305A1 (en) | 2014-12-19 | 2014-12-19 | Active noise control system |
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JP2018502249A true JP2018502249A (ja) | 2018-01-25 |
JP6840670B2 JP6840670B2 (ja) | 2021-03-10 |
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JP2017532600A Active JP6840670B2 (ja) | 2014-12-19 | 2014-12-19 | 能動騒音制御システム |
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US (1) | US10436086B2 (ja) |
EP (1) | EP3234314B1 (ja) |
JP (1) | JP6840670B2 (ja) |
KR (1) | KR20170097153A (ja) |
CN (1) | CN107407170B (ja) |
BR (1) | BR112017012808A2 (ja) |
IL (1) | IL252995A0 (ja) |
WO (1) | WO2016099305A1 (ja) |
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WO2017183999A1 (en) | 2016-04-20 | 2017-10-26 | General Electric Company | Active noise cancelation systems and devices |
EP3392875A1 (en) | 2017-04-18 | 2018-10-24 | General Electric Company | Eletrical power generation with active noise cancellation in ventilation ducts |
EP3477630B1 (en) * | 2017-10-26 | 2020-03-04 | Harman Becker Automotive Systems GmbH | Active noise cancellation / engine order cancellation for vehicle exhaust system |
CN111006365A (zh) * | 2019-11-18 | 2020-04-14 | 宁波奥克斯电气股份有限公司 | 一种语音模块走线结构及空调 |
DE102020125515A1 (de) * | 2020-09-30 | 2022-03-31 | Vaillant Gmbh | Verfahren und Vorrichtung zur Geräuschdiagnose und Geräuschbeeinflussung an einem Strömungsgerät, insbesondere einer Lüftungsanlage |
WO2023076822A1 (en) * | 2021-10-25 | 2023-05-04 | Magic Leap, Inc. | Active noise cancellation for wearable head device |
KR102664075B1 (ko) * | 2023-07-07 | 2024-05-14 | 주식회사 삼신에스이 | 산업용 설비의 저소음을 위한 하이브리드 anc 장치 |
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- 2014-12-19 EP EP14835638.9A patent/EP3234314B1/en active Active
- 2014-12-19 KR KR1020177020012A patent/KR20170097153A/ko not_active Application Discontinuation
- 2014-12-19 WO PCT/PL2014/000150 patent/WO2016099305A1/en active Application Filing
- 2014-12-19 JP JP2017532600A patent/JP6840670B2/ja active Active
- 2014-12-19 CN CN201480084222.4A patent/CN107407170B/zh active Active
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2015
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US20170175602A1 (en) | 2017-06-22 |
IL252995A0 (en) | 2017-08-31 |
EP3234314B1 (en) | 2020-03-11 |
CN107407170B (zh) | 2020-07-17 |
JP6840670B2 (ja) | 2021-03-10 |
CN107407170A (zh) | 2017-11-28 |
BR112017012808A2 (pt) | 2018-01-02 |
KR20170097153A (ko) | 2017-08-25 |
US10436086B2 (en) | 2019-10-08 |
WO2016099305A1 (en) | 2016-06-23 |
EP3234314A1 (en) | 2017-10-25 |
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