| 发明名称 |
OBTUSE ANGLE CHEVRON TRIP STRIP |
| 摘要 |
An airfoil includes a cooling air passage for receiving a cooling air flow. A chevron including a first rib and a second rib extends from a common tip is disposed within the cooling passage for generating a turbulent flow to improve heat transfer. The chevron includes an angle between the first rib and the second rib that is greater than 90 degrees. |
| 申请公布号 |
US2016032730(A1) |
申请公布日期 |
2016.02.04 |
| 申请号 |
US201414774157 |
申请日期 |
2014.03.13 |
| 申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
Thomen Seth J.;Pietraszkiewicz Edward F.;Mongillo, JR. Dominic J.;Chlus Wieslaw A.;Granstrand Erik R. |
| 分类号 |
F01D5/18;F01D11/08;F01D25/12;F01D9/04 |
主分类号 |
F01D5/18 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An airfoil comprising:
a cooling air passage receiving a cooling air flow; and a chevron including a first rib and a second rib extending from a common tip, wherein an angle between the first rib and the second rib is greater than ninety (90) degrees. |
| 地址 |
Hartford CT US |
