KR920012844A - 분리형 rac의 소음방지 장치 - Google Patents

분리형 rac의 소음방지 장치 Download PDF

Info

Publication number
KR920012844A
KR920012844A KR1019900021099A KR900021099A KR920012844A KR 920012844 A KR920012844 A KR 920012844A KR 1019900021099 A KR1019900021099 A KR 1019900021099A KR 900021099 A KR900021099 A KR 900021099A KR 920012844 A KR920012844 A KR 920012844A
Authority
KR
South Korea
Prior art keywords
noise
rac
detachable
noise suppression
suppression device
Prior art date
Application number
KR1019900021099A
Other languages
English (en)
Other versions
KR930007959B1 (ko
Inventor
안병하
Original Assignee
이헌조
주식회사 금성사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900021099A priority Critical patent/KR930007959B1/ko
Priority to EP19910121684 priority patent/EP0491373A3/en
Priority to JP3354003A priority patent/JP2649116B2/ja
Publication of KR920012844A publication Critical patent/KR920012844A/ko
Application granted granted Critical
Publication of KR930007959B1 publication Critical patent/KR930007959B1/ko
Priority to US08/281,527 priority patent/US5457750A/en

Links

Classifications

    • 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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • 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
    • G10K11/17821—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 input signals only
    • G10K11/17823—Reference signals, e.g. ambient acoustic environment
    • 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
    • G10K11/17853—Methods, e.g. algorithms; Devices of the filter
    • 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
    • G10K11/17879—General system configurations using both a reference signal and an error signal
    • 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
    • G10K2210/10—Applications
    • G10K2210/104—Aircos
    • 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
    • G10K2210/3033—Information contained in memory, e.g. stored signals or transfer functions
    • 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
    • G10K2210/3045—Multiple acoustic inputs, single acoustic output
    • 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
    • G10K2210/3216—Cancellation means disposed in the vicinity of the source

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Air Conditioning Control Device (AREA)
  • Duct Arrangements (AREA)
  • Exhaust Silencers (AREA)

Abstract

내용 없음

Description

분리형 RAC의 소음방지 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 측면 및 전면의 단면 형상도, 제2도는 본 발명의 외형도 및 소음제어 현상도, 제3도는 본발명의 제1도에 의한 실시예의 단면 형상도.

Claims (2)

  1. 분리형 RAC의 소음방지 구조에 있어서, 몸체(26) 상단에 부착된 배기덕트 (10)부의 배기그리드(9)일측단상, 하부에 덮개(30)(31)를 형성한 후 내단으로 스피커(27)(28)를 취부하고 센서(29)를 팬배기구(11)일단에 부착하여 제어부(25)에 연결함으로서 소음을 제거하도록 한 분리형 RAC의 소음방지 장치.
  2. 청구범위 제1항에 있어서, 상기 상, 하부 스피커(27)(28)를 상, 하부의 앤티 노이즈덕트(30′)(30″)의 내단에 설치하고 앤티 노이드 덕트(30′)(30″)는 그 방향을 공기가 배출되는 방향에 대하여 수직과 수평으로 형성하여 소음제어원(33)을 방출하도록 하여서 된 분리형 RAC의 소음방지 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900021099A 1990-12-19 1990-12-19 에어컨디셔너의 소음 저감장치 및 방법 KR930007959B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019900021099A KR930007959B1 (ko) 1990-12-19 1990-12-19 에어컨디셔너의 소음 저감장치 및 방법
EP19910121684 EP0491373A3 (en) 1990-12-19 1991-12-18 Method of, and device for reducing noises generated at an indoor unit of a separate type room air conditioner package
JP3354003A JP2649116B2 (ja) 1990-12-19 1991-12-19 分離形室内用エアコンディショナーパッケージの室内機の騒音防止装置
US08/281,527 US5457750A (en) 1990-12-19 1994-07-27 Method and device for reducing noises generated at an indoor unit of a separate type room air conditioner package

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900021099A KR930007959B1 (ko) 1990-12-19 1990-12-19 에어컨디셔너의 소음 저감장치 및 방법

Publications (2)

Publication Number Publication Date
KR920012844A true KR920012844A (ko) 1992-07-27
KR930007959B1 KR930007959B1 (ko) 1993-08-25

Family

ID=19307914

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900021099A KR930007959B1 (ko) 1990-12-19 1990-12-19 에어컨디셔너의 소음 저감장치 및 방법

Country Status (4)

Country Link
US (1) US5457750A (ko)
EP (1) EP0491373A3 (ko)
JP (1) JP2649116B2 (ko)
KR (1) KR930007959B1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113007853A (zh) * 2021-02-23 2021-06-22 青岛海信日立空调系统有限公司 一种空调器

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100274249B1 (ko) * 1998-04-11 2000-12-15 윤종용 에어컨 실내기의 소음 검사 장치
KR20030023047A (ko) * 2001-09-11 2003-03-19 주식회사 엘지이아이 스피커를 구비한 일체형 공기조화기
KR20030023062A (ko) * 2001-09-11 2003-03-19 주식회사 엘지이아이 스피커를 구비한 공기조화기의 실외기
KR20030023042A (ko) * 2001-09-11 2003-03-19 주식회사 엘지이아이 스피커를 구비한 일체형 공기조화기
WO2008018678A2 (en) * 2006-08-08 2008-02-14 Lg Electronics, Inc. Air conditioner
US20110051946A1 (en) * 2009-09-03 2011-03-03 Paul William Gardiner Air conditioner with integrated sound system
JP4718630B2 (ja) * 2009-09-14 2011-07-06 シャープ株式会社 空気調和機の運転騒音制御方法
EP3511930B1 (en) * 2009-11-02 2023-07-19 Mitsubishi Electric Corporation Outdoor unit of an air-conditioning-apparatus equipped with noise control system
US9841210B2 (en) 2014-04-22 2017-12-12 Trane International Inc. Sound level control in an HVAC system
US10372092B2 (en) * 2014-04-22 2019-08-06 Trane International Inc. System and method for controlling HVAC equipment so as to obtain a desired range of a sound pressure level and/or sound power level
CN105546674B (zh) * 2016-02-25 2018-07-31 苏州单科机电有限公司 一种空气净化器静音装置
CN106091312B (zh) * 2016-06-20 2021-10-08 珠海格力电器股份有限公司 空调室内机
US10921000B2 (en) * 2018-01-12 2021-02-16 Trane International Inc. Limiting operation of a HVAC system for low-noise municipalities
CN109282479B (zh) * 2018-09-17 2021-02-23 青岛海信日立空调系统有限公司 空调降噪装置及降噪方法
CN111928380A (zh) * 2019-05-13 2020-11-13 浙江美尔凯特智能厨卫股份有限公司 空调系统
CN111306614A (zh) * 2020-03-03 2020-06-19 青岛海尔空调器有限总公司 主动降噪空调器及其控制方法
CN111578445A (zh) * 2020-04-27 2020-08-25 青岛海尔空调器有限总公司 用于空调器的控制方法、装置及空调器
CN112594916A (zh) * 2020-11-20 2021-04-02 珠海格力电器股份有限公司 空调器的降噪控制方法及装置、空调器
CN112762515A (zh) * 2021-01-28 2021-05-07 青岛海尔空调器有限总公司 空调器室内机
CN114636227B (zh) * 2022-03-14 2023-10-20 青岛海尔空调器有限总公司 空调器控制方法、装置、空调器、电子设备及存储介质

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1357330A (en) * 1970-07-01 1974-06-19 Secr Defence Dynamic silencing systems
GB1577322A (en) * 1976-05-13 1980-10-22 Bearcroft R Active attenuation of recurring vibrations
JPS57161431A (en) * 1981-03-27 1982-10-05 Hitachi Ltd Low noise cooler
JPS58124285A (ja) * 1982-01-15 1983-07-23 ハネウエル・インコ−ポレ−テツド 角速度センサのロックイン誤差を減少させる方法およびロックイン誤差を減少させた角速度センサ
JPS599699A (ja) * 1982-07-07 1984-01-19 日産自動車株式会社 自動車の車室内音場制御装置
JPS6252349A (ja) * 1985-09-02 1987-03-07 Nippon Soken Inc 能動的消音装置
US4665549A (en) * 1985-12-18 1987-05-12 Nelson Industries Inc. Hybrid active silencer
GB2204916B (en) * 1987-05-19 1991-10-16 British Gas Plc A silencer
JPH0522740Y2 (ko) * 1987-10-20 1993-06-11
US5097923A (en) * 1988-02-19 1992-03-24 Noise Cancellation Technologies, Inc. Active sound attenation system for engine exhaust systems and the like
JPH01245795A (ja) * 1988-03-28 1989-09-29 Daikin Ind Ltd 電子消音装置
JPH027170A (ja) * 1988-06-27 1990-01-11 Fujitsu Ltd 階層設計処理方式
JPH0285637A (ja) * 1988-09-21 1990-03-27 Hitachi Plant Eng & Constr Co Ltd 電子消音器
US5029218A (en) * 1988-09-30 1991-07-02 Kabushiki Kaisha Toshiba Noise cancellor
JPH0778680B2 (ja) * 1989-07-24 1995-08-23 日産自動車株式会社 車室内騒音の低減装置
KR930007968B1 (ko) * 1989-12-18 1993-08-25 가부시끼가이샤 도시바 저소음 냉장고 및 소음제어방법
US5010576A (en) * 1990-01-22 1991-04-23 Westinghouse Electric Corp. Active acoustic attenuation system for reducing tonal noise in rotating equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113007853A (zh) * 2021-02-23 2021-06-22 青岛海信日立空调系统有限公司 一种空调器

Also Published As

Publication number Publication date
EP0491373A3 (en) 1993-03-31
JP2649116B2 (ja) 1997-09-03
KR930007959B1 (ko) 1993-08-25
US5457750A (en) 1995-10-10
EP0491373A2 (en) 1992-06-24
JPH0544985A (ja) 1993-02-23

Similar Documents

Publication Publication Date Title
KR920012844A (ko) 분리형 rac의 소음방지 장치
ES2125866T3 (es) Sistema de supresion del ruido.
MY132510A (en) Multistage turbulence shield for microphones
IT1104919B (it) Dispositivo per l'assorbimento del suono,specialmente per l'assormbineto di rumori che si espandono dentro i canali d'aria
KR910017994A (ko) 진공청소기
SE8304538L (sv) Oronskyddsanordning
ES2083037T3 (es) Absorbedor de ruidos.
DE69620669D1 (de) Lärmdämpfungsgerät eines Lüfters
KR940019591A (ko) 엘리베이터 케이지용 환기장치
KR910020405A (ko) 저소음 냉장고
JP3947862B2 (ja) 天吊金具構造及び天吊金具構造に固定されるプロジェクター
JPH07162979A (ja) マイクロホン取付け構造
KR950025368A (ko) 에어콘의 소음감소장치
BR0303283A (pt) Irradiador de som de painel plano com caixa traseira de proteção contra incêndio
KR970028947U (ko) 에어덕트의 소음 방지장치
ATE228866T1 (de) Inhalationsgerät mit integriertem kompressorschalldämpfer
KR960705470A (ko) 확성기를 포함하는 장치, 확성기 장치와 확성기 하우징(Apparatus including a loudspeaker unit, loudspeaker unit, and housing for a loudspeaker unit)
JPH02202200A (ja) 車両用空調機の騒音低減装置
GB1529946A (en) Silencers for centrifugal blowers
KR970020002A (ko) 후방차음덮개를 가지는 진공청소기의 흡음방
ATA13892A (de) Abdeckvorrichtung fuer fenster od. dgl.
ATE519897T1 (de) Schallabsorbierende vorrichtung, insbesondere zur montage an einer decke oder wand
JPS57164808A (en) Blower for automobile
JPS57209411A (en) Support structure of ventillator duct
KR980004326A (ko) 전자 방음벽 장치

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application
J2X1 Appeal (before the patent court)

Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL

G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 19980124

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee