JP4934467B2 - ターボファン用羽根車 - Google Patents
ターボファン用羽根車 Download PDFInfo
- Publication number
- JP4934467B2 JP4934467B2 JP2007072585A JP2007072585A JP4934467B2 JP 4934467 B2 JP4934467 B2 JP 4934467B2 JP 2007072585 A JP2007072585 A JP 2007072585A JP 2007072585 A JP2007072585 A JP 2007072585A JP 4934467 B2 JP4934467 B2 JP 4934467B2
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- Japan
- Prior art keywords
- blade
- main plate
- impeller
- angle
- attack
- 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.)
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- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 description 5
- 238000007664 blowing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Images
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- Structures Of Non-Positive Displacement Pumps (AREA)
Description
2 主板
3 側板
3a 側板の開口部(吸込口)
4 羽根
4a 羽根の前縁
4b 羽根の後縁
5 ボス
P1 羽根前縁の側板への結合点
P2 羽根前縁の主板への結合点
S 主板付近裏側
W 速度ベクトル
ε 羽根前縁の主板への結合点のオフセット量
φ 羽根の入口傾斜角
ψ 羽根の迎え角
Claims (1)
- 駆動源に係合される主板と、該主板に対向配置された側板と、これらの主板と側板との間に周方向に配列された複数枚の羽根を備えたターボファン用羽根車において、
前記各羽根を前縁側から見たときに該前縁が前記主板と成す入口傾斜角を78°〜89°に設定するとともに、各羽根の前記主板との結合面における迎え角を20°〜40°に設定することによって、各羽根に主板付近裏側の流線に沿う傾斜と捩りを付与したことを特徴とするターボファン用羽根車。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007072585A JP4934467B2 (ja) | 2007-03-20 | 2007-03-20 | ターボファン用羽根車 |
Applications Claiming Priority (1)
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JP2007072585A JP4934467B2 (ja) | 2007-03-20 | 2007-03-20 | ターボファン用羽根車 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008232019A JP2008232019A (ja) | 2008-10-02 |
JP4934467B2 true JP4934467B2 (ja) | 2012-05-16 |
Family
ID=39905125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007072585A Active JP4934467B2 (ja) | 2007-03-20 | 2007-03-20 | ターボファン用羽根車 |
Country Status (1)
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JP (1) | JP4934467B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6981077B2 (ja) * | 2017-07-27 | 2021-12-15 | 株式会社デンソー | 遠心ファン |
CN113175443B (zh) * | 2021-06-01 | 2023-01-10 | 雷勃电气(嘉兴)有限公司 | 高效低噪无蜗壳后向离心风机三元流叶轮 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55134797A (en) * | 1979-04-06 | 1980-10-20 | Hitachi Ltd | Centrifugal vane |
JPS5735199A (en) * | 1980-08-13 | 1982-02-25 | Hitachi Ltd | Fan impeller |
JP2000154796A (ja) * | 1998-11-19 | 2000-06-06 | Mitsubishi Heavy Ind Ltd | 羽根車 |
-
2007
- 2007-03-20 JP JP2007072585A patent/JP4934467B2/ja active Active
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JP2008232019A (ja) | 2008-10-02 |
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