KR100786645B1 - 능동소음제어시스템 - Google Patents
능동소음제어시스템 Download PDFInfo
- Publication number
- KR100786645B1 KR100786645B1 KR1020060044380A KR20060044380A KR100786645B1 KR 100786645 B1 KR100786645 B1 KR 100786645B1 KR 1020060044380 A KR1020060044380 A KR 1020060044380A KR 20060044380 A KR20060044380 A KR 20060044380A KR 100786645 B1 KR100786645 B1 KR 100786645B1
- Authority
- KR
- South Korea
- Prior art keywords
- duct
- signal
- actuator
- noise
- microphone
- Prior art date
Links
Images
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active 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
- 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
-
- 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
- G10K2210/3223—Materials, e.g. special compositions or gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Duct Arrangements (AREA)
Abstract
Description
Claims (4)
- 덕트 내에서 발생하는 소음 및 이 소음에 의해 유발되는 소음을 줄이기 위한 능동소음제어시스템에 있어서,상기 덕트 내에 소음원에 인접하게 배치되며, 소음원으로 부터 발생하는 원신호를 센싱하는 참조 마이크로폰;상기 참조 마이크로폰 후방에 참조 마이크로폰과 간격을 두고 배치되는 오차 마이크로폰;상기 참조 및 오차 마이크로폰 사이에 배치되는 액튜에이터;상기 참조 및 오차 마이크로폰과 액튜에이터에 각각 전기적으로 연결되며, 참조 및 오차 마이크로폰에 의해 센싱된 아날로그 신호를 디지털 신호로 컨버팅하거나 디지털신호를 아날로그 신호로 컨버팅하기 위한 A/D 및 D/A 겸용 컨버터;상기 A/D 및 D/A 겸용 컨버터에 전기적으로 연결된 제어부;를 포함하며,상기 제어부는 오차 마이크로폰으로부터 들어온 오차신호를 LMS 알고리즘에 의해 오차를 줄이도록, 상기 참조 마이크로폰에 의해 센싱된 참조신호를 필터링하여 상기 A/D 및 D/A 겸용 컨버터를 통하여 아날로그 신호로 변환후 변환된 제어신호를 상기 액튜에이터로 전달하여 액튜에이터로 하여금 원신호와 같은 크기 및 반대 위상을 갖는 음파를 생성토록하되,상기 액튜에이터는서로 다른 전극에 접지된 한쌍의 바이모프 피에조 필름을 겹쳐서 하나의 단위 필름을 이루게 하며, 해당 단위 필름을 덕트 내벽을 따라 간격을 두고 원주방향으로 다수 설치함으로써 모드 생성을 억제시키는 것을 특징으로 하는 능동소음제어시스템.
- 삭제
- 제1항에 있어서, 상기 덕트 내벽과 다수의 바이모프 피에조 필름 사이에 배치되도록 덕트 내벽에 삽입되는 다공성 폼을 더 포함하는 것을 특징으로 하는 능동소음제어시스템.
- 제1항 또는 제3항에 있어서, 상기 다수의 바이모프 피에조 필름은 덕트 내벽과 접하는 측에 부착되는 비닐수지를 더 포함하는 것을 특징으로 하는 능동소음제어시스템.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060044380A KR100786645B1 (ko) | 2006-05-17 | 2006-05-17 | 능동소음제어시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060044380A KR100786645B1 (ko) | 2006-05-17 | 2006-05-17 | 능동소음제어시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070111248A KR20070111248A (ko) | 2007-11-21 |
KR100786645B1 true KR100786645B1 (ko) | 2007-12-18 |
Family
ID=39090237
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060044380A KR100786645B1 (ko) | 2006-05-17 | 2006-05-17 | 능동소음제어시스템 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100786645B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101046279B1 (ko) | 2009-11-30 | 2011-07-07 | 이수영 | 피에조필름을 이용한 발전안장을 구비한 자전거 |
WO2020146593A1 (en) * | 2019-01-10 | 2020-07-16 | Facebook Technologies, Llc | Nanovoided polymer for tunable acoustic damping |
KR20210105662A (ko) | 2020-02-19 | 2021-08-27 | 윤우희 | 인공지능을 이용한 능동소음저감 시스템 |
US11619280B2 (en) | 2019-01-16 | 2023-04-04 | Meta Platforms Technologies, Llc | Nanovoided polymer for hybrid adaptive vibration control |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102540297B1 (ko) * | 2023-03-16 | 2023-06-08 | 주식회사 종합건축사사무소건 | 진동 발생 장치를 포함하는 건축용 단열흡음 패널 |
KR102540298B1 (ko) * | 2023-03-16 | 2023-06-08 | 주식회사 종합건축사사무소건 | 음향 파형 보상 필터부를 구비하여 소음 감쇄 정확도를 향상시킨 건축용 패널 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07209067A (ja) * | 1994-01-21 | 1995-08-11 | Ishikawajima Harima Heavy Ind Co Ltd | ジェットエンジンの運転音解析方法及び装置 |
JPH10274556A (ja) | 1997-03-28 | 1998-10-13 | Mitsubishi Heavy Ind Ltd | 能動消音用音波検出方法、能動消音用音波検出装置 |
KR20010038462A (ko) * | 1999-10-25 | 2001-05-15 | 김덕중 | 덕트 시스템의 소음 전달손실 측정방법 |
KR20020055288A (ko) * | 2000-12-28 | 2002-07-08 | 구자홍 | 능동소음제어 기능을 갖는 팬 디바이스 |
KR20020079098A (ko) * | 2001-04-13 | 2002-10-19 | 서울대학교 공과대학 교육연구재단 | 덕트 내부의 능동 소음 제어용 스마트 폼 및 그것을구비한 조립체 |
KR20050059415A (ko) * | 2003-12-12 | 2005-06-20 | 엔이씨 도낀 가부시끼가이샤 | 음향 진동 발생소자 |
-
2006
- 2006-05-17 KR KR1020060044380A patent/KR100786645B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07209067A (ja) * | 1994-01-21 | 1995-08-11 | Ishikawajima Harima Heavy Ind Co Ltd | ジェットエンジンの運転音解析方法及び装置 |
JPH10274556A (ja) | 1997-03-28 | 1998-10-13 | Mitsubishi Heavy Ind Ltd | 能動消音用音波検出方法、能動消音用音波検出装置 |
KR20010038462A (ko) * | 1999-10-25 | 2001-05-15 | 김덕중 | 덕트 시스템의 소음 전달손실 측정방법 |
KR20020055288A (ko) * | 2000-12-28 | 2002-07-08 | 구자홍 | 능동소음제어 기능을 갖는 팬 디바이스 |
KR20020079098A (ko) * | 2001-04-13 | 2002-10-19 | 서울대학교 공과대학 교육연구재단 | 덕트 내부의 능동 소음 제어용 스마트 폼 및 그것을구비한 조립체 |
KR20050059415A (ko) * | 2003-12-12 | 2005-06-20 | 엔이씨 도낀 가부시끼가이샤 | 음향 진동 발생소자 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101046279B1 (ko) | 2009-11-30 | 2011-07-07 | 이수영 | 피에조필름을 이용한 발전안장을 구비한 자전거 |
WO2020146593A1 (en) * | 2019-01-10 | 2020-07-16 | Facebook Technologies, Llc | Nanovoided polymer for tunable acoustic damping |
US11189258B2 (en) | 2019-01-10 | 2021-11-30 | Facebook Technologies, Llc | Nanovoided polymer for tunable acoustic damping |
US11619280B2 (en) | 2019-01-16 | 2023-04-04 | Meta Platforms Technologies, Llc | Nanovoided polymer for hybrid adaptive vibration control |
KR20210105662A (ko) | 2020-02-19 | 2021-08-27 | 윤우희 | 인공지능을 이용한 능동소음저감 시스템 |
Also Published As
Publication number | Publication date |
---|---|
KR20070111248A (ko) | 2007-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100786645B1 (ko) | 능동소음제어시스템 | |
US8855329B2 (en) | Quiet fan incorporating active noise control (ANC) | |
US20050232435A1 (en) | Noise attenuation system for vehicles | |
JPH0526200B2 (ko) | ||
JPH01245795A (ja) | 電子消音装置 | |
CN101147189A (zh) | 具有用于减小两个体积的开放边界区域的声音传递的副激励器的特定布置的有源消声系统 | |
JP2014514607A (ja) | 自動車のアクティブバフェッティング制御 | |
Hansen | Current and future industrial applications of active noise control | |
Berkhoff et al. | Active noise control using finite element-based virtual sensors | |
JP2008218745A (ja) | 変圧器消音装置 | |
JPH03228097A (ja) | 振動制御装置 | |
JP3486629B2 (ja) | 共鳴器型吸音装置 | |
Habib et al. | Open IEN issues of active noise control applications | |
WO2002095725A1 (en) | A construction for active sound attenuation | |
JP5641726B2 (ja) | 能動型振動騒音制御装置 | |
CN110838282A (zh) | 洗衣机烘干风道的复合吸声装置、复合吸声方法及洗衣机 | |
KR101648036B1 (ko) | 이중 어레이 작동기에 의한 국부 진동 제어 장치 및 방법 | |
CN117795592A (zh) | 用于开放式流体管道的主动声音消除系统 | |
JP4298865B2 (ja) | 能動的消音システム | |
JPH0772873A (ja) | アクティブ消音装置 | |
Larsson et al. | An Initial Study on Applying Active Noise Control to an Insulated Box Fan Used in Ventilation System Applications | |
JP5967537B2 (ja) | 能動遮音装置及び能動遮音方法 | |
Slapak et al. | A generic-silenced axial fan based on a dual ANC system | |
JP3671750B2 (ja) | 電子消音システム | |
Flotte-Hernández et al. | On the performance of active noise control FX-LMS and FBFX-LMS algorithms for duct network noise attenuation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
G170 | Publication of correction | ||
FPAY | Annual fee payment |
Payment date: 20121122 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20130913 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20140818 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20151001 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20160912 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20180831 Year of fee payment: 11 |
|
R401 | Registration of restoration | ||
FPAY | Annual fee payment |
Payment date: 20181031 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20191210 Year of fee payment: 13 |