Results 1 to 10 of about 63,285 (167)

Enhancement of Film Cooling Effectiveness in a Supersonic Nozzle [PDF]

Entropy, 2023
Film cooling as applied to rocket nozzles is analyzed numerically with emphasis on the assessment of the effect of the mixing of coolant with the hot stream.
Nithin Somasekharan, A. R. Srikrishnan, Harihara Sudhan Kumar, Krishna Prasad Ganesh, Akram Mohammad, Ratna Kishore Velamati   +5 more
doaj   +2 more sources

A comparative analysis of multi-stage evaporative cooling and conventional chillers for office-scale cooling loads [PDF]

Scientific Reports
The building sector accounts for a substantial share of global electricity consumption, with HVAC systems dominating energy use in large commercial buildings, particularly in developing countries.
C. Chiranjeevi, Y. Raja Sekhar, J. Javith, K. Dilip Kumar, Muhammad Asif, Mohamed Bechir Ben Hamida, Gabr Goshu Syum   +6 more
doaj   +2 more sources

Film Cooling Performance of a Cylindrical Hole with an Upstream Crescent-Shaped Block in Linear Cascade

Machines, 2023
Recent works have already demonstrated that placing a crescent-shaped block upstream of a cylindrical hole could enhance the cooling performance of flat-plate films.
Chao Zhang, Junhuai Dong, Zhan Wang, Pengfei Zhang, Zhiting Tong, Yue Zhang   +5 more
doaj   +1 more source

Experimental Study of Heat Transfer Parameters of Impingement Heating System Represented by Conductive Target Plate of Resistive film [PDF]

Engineering and Technology Journal, 2016
The current experimental study focuses on the heat transfer characteristics and pressure losses for impingement systemwhich is used in cooling the liner of gas turbine combustor.
Assim H. Yousif, Amer M. Al Dabagh, Salah H. Abid Aun   +2 more
doaj   +1 more source

Effect of Scalp Cooling on the Pharmacokinetics of Paclitaxel [PDF]

Cancers, 2021
Chemotherapy-induced alopecia (CIA), a side effect with high impact, can be prevented by cooling the scalp during the administration of some cytotoxic drugs. However, the effects of this prolonged scalp cooling on the pharmacokinetics of chemotherapy have never been investigated.
Leni van Doorn, Mandy M. van Rosmalen, Wendy M. van der Deure, Esther Oomen-de Hoop, Robert Porrazzo, Sophie M. Wijngaard, Ingrid A. Boere, Paola Veenstra, Eman Ibrahim, Peter de Bruijn, Lena E. Friberg, Stijn L. W. Koolen, Ron H. J. Mathijssen, Agnes Jager   +13 more
openaire   +4 more sources

A Numerical Study on the Cooling Efficiency of the Gas Turbine Vane with the Film Cooling Hole Shape [PDF]

한국정밀공학회지, 2020
Research on advanced cooling system design is significant in achieving a high turbine inlet temperature in the gas turbine industry. The higher turbine inlet temperature of the gas turbine increases thermal efficiency. However, it also aggravates the gas
Jaehun Choi, Hwabhin Kwon, Heesung Park
doaj   +1 more source

Experimental investigation of the film cooling performance by triangular-shaped thin plates on inclined cylindrical holes

Frontiers in Energy Research, 2022
Experimental investigations have been conducted to improve the cooling effectiveness of film-cooling technology. A multiple row of cylindrical holes at the flat surface was considered by inclining the holes at 35° along the streamwise direction.
Jaemun Choi, Jaehun Choi, Hwabhin Kwon, Hoyong Jang, Heesung Park, Heesung Park   +5 more
doaj   +1 more source

Heat Transfer and Flow Performance of Impingement and Impingement/Effusion Cooling Systems [PDF]

Engineering and Technology Journal, 2015
The current experimental study is made to investigate the heat transfer characteristics and pressure losses for both impingement and impingement/effusion cooling systems.The experiments are carried out on a metal test plate.The numerical work is made to ...
Assim H. Yousif, Amer M. Al Dabagh, Salah H. Abid Aun   +2 more
doaj   +1 more source

Influence of Gas-to-Wall Temperature Ratio on the Leakage Flow and Cooling Performance of a Turbine Squealer Tip

Aerospace, 2022
In high-pressure turbines, there is a large difference in temperature between the mainstream and the turbine blade surface. Most of the turbine blade tip heat transfer studies were conducted under the assumption that the Over-Tip-Leakage (OTL) flow field
Dongjie Yan, Hongmei Jiang, Jieling Li, Wenbo Xie, Zhaoguang Wang, Shaopeng Lu, Qiang Zhang   +6 more
doaj   +1 more source

Effect of Mesh Topologies to Predict Cooling Effect on Evaporative Cooling Duct

Journal of Physics: Conference Series, 2021
Abstract This paper examines the effect of different mesh types on a numerical study of evaporative cooling in the chimney. This research is a follow-up study from previous research. The test specimen used is an evaporative chimney design with the addition of a nozzle arrangement in it.
A Jamaldi, null Sarjito, A S Nurrohkayati, N T Atmoko   +3 more
openaire   +1 more source