KR100985958B1 - 다익 팬 - Google Patents
다익 팬 Download PDFInfo
- Publication number
- KR100985958B1 KR100985958B1 KR1020087023962A KR20087023962A KR100985958B1 KR 100985958 B1 KR100985958 B1 KR 100985958B1 KR 1020087023962 A KR1020087023962 A KR 1020087023962A KR 20087023962 A KR20087023962 A KR 20087023962A KR 100985958 B1 KR100985958 B1 KR 100985958B1
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- South Korea
- Prior art keywords
- blade
- wing
- fan
- notch
- air
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 9
- 238000013459 approach Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 16
- 230000007423 decrease Effects 0.000 description 11
- 238000007664 blowing Methods 0.000 description 10
- 238000000605 extraction Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
- F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
- F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
- F04D29/283—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis rotors of the squirrel-cage type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/30—Vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
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- 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
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2210/00—Working fluids
- F05D2210/10—Kind or type
- F05D2210/12—Kind or type gaseous, i.e. compressible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/29—Three-dimensional machined; miscellaneous
- F05D2250/294—Three-dimensional machined; miscellaneous grooved
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/711—Shape curved convex
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/712—Shape curved concave
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
- F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/97—Reducing windage losses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
Description
Claims (9)
- 날개(15)의 외측의 익단(翼端)(15a)에 복수의 절결(17)이 설치된 다익(多翼)팬에 있어서,상기 다익 팬의 회전에 의해 공기압을 받는 상기 날개(15)의 압력면에 있어서, 상기 각 절결(17)의 후부에는, 상기 날개(15)의 두께 방향을 따라서 돌출한 볼록부(19, 20)가 설치되어 있는 것을 특징으로 하는 다익 팬.
- 청구항 1에 있어서,상기 날개(15)는, 상기 압력면과 반대측의 부압면에 오목부(19a, 20a)를 가지며, 상기 오목부(19a, 20a)는, 상기 부압면에 있어서 상기 볼록부(19, 20)와 대응하는 부분을 오목하게 함으로써 형성되어 있는 것을 특징으로 하는 다익 팬.
- 청구항 2에 있어서,상기 볼록부(19, 20) 및 상기 오목부(19a, 20a)는, 단일의 원호를 따라서 연장되어 있는 것을 특징으로 하는 다익 팬.
- 청구항 2에 있어서,상기 볼록부(19, 20) 및 상기 오목부(19a, 20a)는, 다른 곡률을 갖는 복수의 원호를 따라서 각각 연장되어 있는 것을 특징으로 하는 다익 팬.
- 청구항 1 내지 청구항 4 중 어느 한 항에 있어서,상기 볼록부(19, 20)의 높이는, 상기 날개(15)의 익단(15a)에 가까워짐에 따라 작아지는 것을 특징으로 하는 다익 팬.
- 청구항 2 내지 청구항 4 중 어느 한 항에 있어서,상기 오목부(19a, 20a)의 깊이는, 상기 날개(15)의 익단(15a)에 가까워짐에 따라 작아지는 것을 특징으로 하는 다익 팬.
- 청구항 1 내지 청구항 4 중 어느 한 항에 있어서,상기 날개(15)의 양단의 절결(17a)은, 그 날개(15)의 중앙부에 설치된 절결(17)보다 작은 것을 특징으로 하는 다익 팬.
- 청구항 1 내지 청구항 4 중 어느 한 항에 있어서,상기 복수의 절결 중 상기 다익 팬의 양단에 설치된 절결(17a)은, 그 다익 팬의 중앙부에 설치된 절결(17)보다 작은 것을 특징으로 하는 다익 팬.
- 청구항 1 내지 청구항 4 중 어느 한 항에 기재된 다익 팬은, 공기 조화기용의 송풍기로서 이용되는 것을 특징으로 하는 다익 팬.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2006-00097078 | 2006-03-31 | ||
JP2006097078 | 2006-03-31 | ||
JPJP-P-2007-00062198 | 2007-03-12 | ||
JP2007062198A JP4973249B2 (ja) | 2006-03-31 | 2007-03-12 | 多翼ファン |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080104169A KR20080104169A (ko) | 2008-12-01 |
KR100985958B1 true KR100985958B1 (ko) | 2010-10-06 |
Family
ID=38563359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087023962A KR100985958B1 (ko) | 2006-03-31 | 2007-03-26 | 다익 팬 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8029242B2 (ko) |
EP (1) | EP2003340B1 (ko) |
JP (1) | JP4973249B2 (ko) |
KR (1) | KR100985958B1 (ko) |
CN (1) | CN101405506B (ko) |
AU (1) | AU2007233449B2 (ko) |
WO (1) | WO2007114090A1 (ko) |
Cited By (2)
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KR20130056558A (ko) * | 2011-11-22 | 2013-05-30 | 엘지전자 주식회사 | 횡류팬 및 공기 조화기 |
KR101826348B1 (ko) * | 2011-01-06 | 2018-02-06 | 엘지전자 주식회사 | 횡류팬 및 이를 구비한 공기 조화기 |
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GB0606890D0 (en) * | 2006-04-05 | 2006-05-17 | Imp College Innovations Ltd | Fluid flow modification apparatus |
JP4840343B2 (ja) * | 2007-11-30 | 2011-12-21 | 三菱電機株式会社 | 貫流ファン及び空気調和機 |
JP4400686B2 (ja) | 2008-01-07 | 2010-01-20 | ダイキン工業株式会社 | プロペラファン |
JP4433093B2 (ja) * | 2008-05-09 | 2010-03-17 | ダイキン工業株式会社 | クロスフローファン及びこれを備えた空気調和機 |
JP4957774B2 (ja) * | 2008-05-09 | 2012-06-20 | ダイキン工業株式会社 | クロスフローファン及びこれを備えた空気調和機 |
JP4371171B2 (ja) * | 2008-05-09 | 2009-11-25 | ダイキン工業株式会社 | クロスフローファン及びこれを備えた空気調和機 |
KR101281748B1 (ko) | 2008-10-23 | 2013-07-04 | 엘지디스플레이 주식회사 | 상부 발광방식 유기전계발광소자 |
JP4725678B2 (ja) * | 2009-03-10 | 2011-07-13 | ダイキン工業株式会社 | クロスフローファン及びこれを備えた空気調和機 |
US20100322774A1 (en) * | 2009-06-17 | 2010-12-23 | Morrison Jay A | Airfoil Having an Improved Trailing Edge |
US20110006165A1 (en) * | 2009-07-10 | 2011-01-13 | Peter Ireland | Application of conformal sub boundary layer vortex generators to a foil or aero/ hydrodynamic surface |
JP4761323B2 (ja) | 2009-09-09 | 2011-08-31 | シャープ株式会社 | 遠心ファン、成型用金型および流体送り装置 |
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WO2014038467A1 (ja) * | 2012-09-04 | 2014-03-13 | ダイキン工業株式会社 | クロスフローファン |
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- 2007-03-26 EP EP07739587.9A patent/EP2003340B1/en active Active
- 2007-03-26 AU AU2007233449A patent/AU2007233449B2/en active Active
- 2007-03-26 WO PCT/JP2007/056148 patent/WO2007114090A1/ja active Application Filing
- 2007-03-26 KR KR1020087023962A patent/KR100985958B1/ko active IP Right Grant
- 2007-03-26 CN CN2007800094721A patent/CN101405506B/zh active Active
- 2007-03-26 US US12/224,724 patent/US8029242B2/en active Active
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KR101826348B1 (ko) * | 2011-01-06 | 2018-02-06 | 엘지전자 주식회사 | 횡류팬 및 이를 구비한 공기 조화기 |
KR20130056558A (ko) * | 2011-11-22 | 2013-05-30 | 엘지전자 주식회사 | 횡류팬 및 공기 조화기 |
KR101883502B1 (ko) * | 2011-11-22 | 2018-07-30 | 엘지전자 주식회사 | 횡류팬 및 공기 조화기 |
Also Published As
Publication number | Publication date |
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EP2003340A9 (en) | 2009-04-22 |
KR20080104169A (ko) | 2008-12-01 |
AU2007233449B2 (en) | 2010-04-29 |
CN101405506B (zh) | 2010-09-01 |
US8029242B2 (en) | 2011-10-04 |
JP4973249B2 (ja) | 2012-07-11 |
CN101405506A (zh) | 2009-04-08 |
EP2003340A4 (en) | 2015-12-02 |
AU2007233449A1 (en) | 2007-10-11 |
EP2003340B1 (en) | 2017-08-30 |
US20090028719A1 (en) | 2009-01-29 |
JP2007292053A (ja) | 2007-11-08 |
WO2007114090A1 (ja) | 2007-10-11 |
EP2003340A2 (en) | 2008-12-17 |
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