JPH0465999U - - Google Patents
Info
- Publication number
- JPH0465999U JPH0465999U JP10581090U JP10581090U JPH0465999U JP H0465999 U JPH0465999 U JP H0465999U JP 10581090 U JP10581090 U JP 10581090U JP 10581090 U JP10581090 U JP 10581090U JP H0465999 U JPH0465999 U JP H0465999U
- Authority
- JP
- Japan
- Prior art keywords
- guide vane
- inlet guide
- inlet
- angle
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 10
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案に係る入口ガイドベーン構造の
一実施例を示す平面図、第２図は羽根車への流入
角とガイドベーンの損失係数との関係を示す図、
第３図は本考案の作用を説明するための図、第４
図は入口ガイドベーン付遠心圧縮機の概略構成図
、第５図は遠心圧縮機の流量圧力比効率特性図、
第６図ａは入口ガイドベーンなしの場合の羽根車
入口の速度線図、第６図ｂは入口ガイドベーン付
の場合の羽根車入口の速度線図、第７図ａは入口
ガイドベーン構造の一例を示す平面図、第７図ｂ
は速度線図、第８図ａは流量と羽根車への流入角
の関係を示す図、第８図ｂは入口ガイドベーン入
口角と損失係数との関係を示す図である。
１１……入口ガイドベーン、α１……流入角、
αｉ……入口角。
FIG. 1 is a plan view showing an embodiment of the inlet guide vane structure according to the present invention, FIG. 2 is a diagram showing the relationship between the inflow angle to the impeller and the loss coefficient of the guide vane,
Figure 3 is a diagram for explaining the operation of the present invention, Figure 4
The figure is a schematic configuration diagram of a centrifugal compressor with an inlet guide vane, and Figure 5 is a flow rate pressure ratio efficiency characteristic diagram of the centrifugal compressor.
Fig. 6a is a velocity diagram at the impeller inlet without an inlet guide vane, Fig. 6b is a velocity diagram at the impeller inlet with an inlet guide vane, and Fig. 7a is a diagram of the impeller inlet with the inlet guide vane structure. Plan view showing an example, Figure 7b
8 is a velocity diagram, FIG. 8a is a diagram showing the relationship between the flow rate and the inflow angle to the impeller, and FIG. 8b is a diagram showing the relationship between the inlet guide vane entrance angle and the loss coefficient. 11...Inlet guide vane, α 1 ...Inflow angle,
α i ...Inlet angle.
Claims (1)
への流入角が零のとき、入口ガイドベーン入口角
を周方向に傾斜させるように構成したことを特徴
とする入口ガイドベーン構造。 An inlet guide vane structure characterized in that the inlet guide vane is formed into an arcuate wing shape, and the inlet angle of the inlet guide vane is inclined in the circumferential direction when the inflow angle to the impeller is zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10581090U JPH0465999U (en) | 1990-10-08 | 1990-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10581090U JPH0465999U (en) | 1990-10-08 | 1990-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0465999U true JPH0465999U (en) | 1992-06-09 |
Family
ID=31851644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10581090U Pending JPH0465999U (en) | 1990-10-08 | 1990-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0465999U (en) |
-
1990
- 1990-10-08 JP JP10581090U patent/JPH0465999U/ja active Pending
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