Zobrazeno 1 - 10
of 5 494
pro vyhledávání: '"Film Cooling"'
Publikováno v:
发电技术, Vol 45, Iss 5, Pp 802-813 (2024)
ObjectivesThe effectiveness of cooling technology directly influences the performance and lifespan of gas turbine blades operating in high-temperature, and high-pressure environments. The research status of swirl cooling technology was reviewed, aimi
Externí odkaz:
https://doaj.org/article/2b028f1ebf1b426cab1683be981b94f8
Publikováno v:
发电技术, Vol 45, Iss 5, Pp 781-792 (2024)
ObjectivesThe inlet temperature of gas turbine has far exceeded the allowable temperature of the blade material, so it is very important to develop more efficient turbine cooling technology, especially the film cooling technology. The film cooling in
Externí odkaz:
https://doaj.org/article/ac2e443846304edc97d7bd07e2db6bbc
Publikováno v:
International Journal of Numerical Methods for Heat & Fluid Flow, 2023, Vol. 34, Issue 8, pp. 2865-2889.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/HFF-10-2023-0620
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 17, Iss 10, Pp 2192-2202 (2024)
A numerical investigation of the particle deposition characteristics inside film holes and on the blade was conducted using an improved particle deposition model and dynamic grid updating. The computation model was numerically simulated using Reynold
Externí odkaz:
https://doaj.org/article/4265451f072f4ca0943aef17f2b16b83
Publikováno v:
Applications in Energy and Combustion Science, Vol 20, Iss , Pp 100300- (2024)
Rotating detonation combustors establish a detonation wave that continuously circulates inside a small annulus. The presence of the detonation wave and the downstream oblique shock within the small annulus coupled with high mass flow induces a high h
Externí odkaz:
https://doaj.org/article/7d85cab29c134b4c8ef5c4bc177eeb88
Publikováno v:
International Journal of Thermofluids, Vol 24, Iss , Pp 100842- (2024)
Numerous methods are conceived to pick up the heat from hot plats, where, amidst all, film cooling methods possess several benefits and have always been considered. However, increasing the cooling effectiveness of this method while reducing the coola
Externí odkaz:
https://doaj.org/article/09dc0c6d6ae841279ced4c9858677ec0
Publikováno v:
Case Studies in Thermal Engineering, Vol 62, Iss , Pp 105211- (2024)
The aerothermal performance of a gas turbine could be improved by applying endwall profiling to the nozzle guide vane. In this study, various thermal performance factors of flat and profiled endwalls with purge coolant flow were investigated using ad
Externí odkaz:
https://doaj.org/article/579488e2bfba4862a3108bc70f5a88e0
Publikováno v:
Xibei Gongye Daxue Xuebao, Vol 42, Iss 2, Pp 278-285 (2024)
The high-speed and high-temperature gap leakage flow in the turbine blade tip clearance directly scours the tip of the rotor blade and generates a local high-temperature region, so the active and passive control of the gap leakage flow is very import
Externí odkaz:
https://doaj.org/article/412b3f5131ec4b67b57b9b0c52c9b644
Akademický článek
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Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 105162- (2024)
Spiral-channel holes are utilized on the turbine endwall to enhance cooling effectiveness. Numerical simulations and experimental verification are conducted to analyze the cooling performance and energy loss of spiral-channel holes, as well as the in
Externí odkaz:
https://doaj.org/article/9f06962d3f4347c1a8b0b91f0e4488ff