JP5362545B2 - 自動車用等のファンインペラ - Google Patents
自動車用等のファンインペラ Download PDFInfo
- Publication number
- JP5362545B2 JP5362545B2 JP2009500825A JP2009500825A JP5362545B2 JP 5362545 B2 JP5362545 B2 JP 5362545B2 JP 2009500825 A JP2009500825 A JP 2009500825A JP 2009500825 A JP2009500825 A JP 2009500825A JP 5362545 B2 JP5362545 B2 JP 5362545B2
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- cross
- sectional shape
- blade
- fan impeller
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 238000001816 cooling Methods 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- 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
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
12 ブレード
14 ハブ
16 シュラウド
18 壁
20 前面壁
22 孔
24、BA 前縁
26、BF 後縁
28 翼弦
30、Ext 負圧面
32、Int 圧力面
E 厚さ
Emax 最大相対厚さ
F 矢印
L 長さ
LM 中央線
P 半径方向面
P1、P2 接点
α 鋭角
Claims (5)
- 自動車を推進するエンジンを冷却するために、ハブ(14)、および、このハブから、外側に向かって半径方向に突き出ている複数のブレード(12)を有するファンインペラであって、前記ブレードの平坦化された断面は、前縁(24)、後縁(26)、および、前縁(24)と後縁(26)とを結ぶ翼弦(28)とを有する翼状断面形状を備えているファンインペラであって、
インペラは、ラジエータから概ね1cm程度の距離に配置され、
前記ブレード(12)は、前記前縁(24)から測定して、前記翼弦(28)の長さの前から1/4内において、最大相対厚さ(Emax)に達する相対厚さ(Erel)を有しており、この相対厚さは、前記ブレードの厚さ(E)と、翼弦(28)の長さ(L)との比によって定められ、
前記最大相対厚さ(Emax)は、12〜20%であることを特徴とするファンインペラ。 - 前記最大相対厚さ(Emax)は、約15%であることを特徴とする、請求項1に記載のファンインペラ。
- 前記翼状断面形状は、変曲点のない中央線(LM)を有することを特徴とする、請求項1または2に記載のファンインペラ。
- 前記翼状断面形状は、曲率の反転する点を有する圧力面(32)を備えていることを特徴とする、請求項1または2に記載のファンインペラ。
- 前記ブレード(12)の半径方向の外端は、シュラウド(16)を介して互いに連結されていることを特徴とする、請求項1〜4のいずれか1つに記載のファンインペラ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR06/02510 | 2006-03-23 | ||
FR0602510A FR2898943B1 (fr) | 2006-03-23 | 2006-03-23 | Helice de ventilateur, en particulier pour vehicules automobiles |
PCT/EP2007/052401 WO2007107489A1 (fr) | 2006-03-23 | 2007-03-14 | Helice de ventilateur, en particulier pour vehicules automobiles |
Publications (4)
Publication Number | Publication Date |
---|---|
JP2009530539A JP2009530539A (ja) | 2009-08-27 |
JP2009530539A5 JP2009530539A5 (ja) | 2010-04-22 |
JP5362545B2 true JP5362545B2 (ja) | 2013-12-11 |
JP5362545B6 JP5362545B6 (ja) | 2014-06-11 |
Family
ID=
Also Published As
Publication number | Publication date |
---|---|
EP1996818B1 (fr) | 2014-03-05 |
US20090311101A1 (en) | 2009-12-17 |
FR2898943A1 (fr) | 2007-09-28 |
EP1996818A1 (fr) | 2008-12-03 |
CN101427030B (zh) | 2013-01-23 |
JP2009530539A (ja) | 2009-08-27 |
CN101427030A (zh) | 2009-05-06 |
FR2898943B1 (fr) | 2012-08-31 |
WO2007107489A1 (fr) | 2007-09-27 |
ES2467890T3 (es) | 2014-06-13 |
US8186957B2 (en) | 2012-05-29 |
PL1996818T3 (pl) | 2014-09-30 |
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