The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2026
Filed:
Oct. 17, 2024
Doosan Enerbility Co., Ltd., Changwon, KR;
Uif (University Industry Foundation), Yonsei University, Seoul, KR;
Yun Chang Jang, Changwon, KR;
Ki Don Lee, Gimhae, KR;
Hyung Hee Cho, Seoul, KR;
Gyeong Ryun Kim, Seoul, KR;
Jae Hyeong Kim, Geoje, KR;
DOOSAN ENERBILITY CO., LTD, Changwon, KR;
UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIVERSITY, Seoul, KR;
Abstract
An airfoil of a turbine blade or a turbine vane includes a coolant flow cavity formed in an interior of the airfoil, an insert section inserted into the coolant flow cavity and having a plurality of cooling holes, and a cooling structure arranged between an outer surface of the insert section and an inner surface of the coolant flow cavity, wherein the cooling structure includes a support part disposed in close contact with the outer surface of the insert section and having a plurality of impinging air-jet holes in fluid communication with the plurality of cooling holes, and a cooling fin connected between a distal side of the support part relative to a center of the airfoil and the inner surface of the coolant flow cavity.