Experimental assessment of film cooling from cylindrical holes subject to particulate deposition

• Published in: Experimental thermal and fluid science Vol. 154; p. 111155
• Main Authors: Yang, Xing, Hao, Zihan, Feng, Zhenping
• Format: Journal Article
• Language: English
• Published: Elsevier Inc 01.05.2024
• Subjects: Compound angle; Gas turbine film cooling; Infrared thermography; Particulate deposition; Schlieren photography; Gas turbine film cooling; Infrared thermography; Particulate deposition; Schlieren photography; Compound angle

•Coupling effects of particulate deposition and film cooling were experimentally examined.•Links between deposition thickness and film cooling effectiveness were quantitatively assessed.•Film holes with a compound angle is more sensitivity to deposition.•Increasing coolant injection rates is helpful...