全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:KeYong Cheng , Wei Chen , ShiQiang Liang ...
来源:[J].Chinese Science Bulletin(IF 1.319), 2012, Vol.57 (27), pp.3652-3659Springer
摘要:Abstract(#br)The inlet temperatures of gas turbines are generally increasing over time, so conventional cooling methods are likely to approach their useful limits. It is therefore essential to investigate novel cooling methods. Based on the theory of heat transfer enhancement, a ...
作者:Peng Guan , Yan-Ting Ai , Cheng-Wei Fei
来源:[J].Energies(IF 1.844), 2019, Vol.12 (14)DOAJ
摘要:The target of this paper is to develop an enhanced flow-thermo-structural (FTS) model with high computational accuracy, to perform the integrated analysis of film cooling nozzle guide vane (NGV). An efficient turbulence model and weak spring approach are utilized in the enhanced ...
作者:Ali Reza Mostofizadeh , Mahmud Adami , Mohammad Hossein Shahdad
来源:[J].Journal of the Brazilian Society of Mechanical Sciences and Engineering(IF 0.234), 2018, Vol.40 (4), pp.1-15Springer
摘要:Abstract(#br)In this paper, the optimum parameters of a row of cylindrical film cooling holes have been investigated using a multi-objective evolutionary approach so as to achieve a compromise between film cooling effectiveness and coolant mass flow rate which are in opposite dir...
作者:Vijayakumar Vishnu , Pisharady Jagadish Chandra , Balachandran P.
来源:[J].Thermal Science(IF 0.838), 2015, Vol.19 (1), pp.49-58DOAJ
摘要:An experimental and computational investigation of supersonic film cooling(SFC) was conducted on a subscale model of a rocket engine nozzle. Acomputational model of a convergent-divergent nozzle was generated,incorporating a secondary injection module for film cooling in the dive...
作者:Chao Zhang , Zhan Wang
来源:[J].Journal of the Brazilian Society of Mechanical Sciences and Engineering(IF 0.234), 2019, Vol.41 (11), pp.1-14Springer
摘要:Abstract(#br)Film cooling injection from discrete circular holes is widely used in gas turbines to reduce the heat load of the turbine blades. Placing a special designed structure upstream or downstream, the circular hole has been proven to be a new effective way to improve cooling...
作者:Mohammad Reza Salimi , Mahdi Ramezanizadeh , M. Taeibi-Rahni ...
来源:[J].Journal of Applied Fluid Mechanics(IF 0.263), 2016, Vol.9 (1), pp.33-42DOAJ
摘要:Flow hydrodynamic effects and film cooling effectiveness of placing a coolant port (upstream jet) just upstream of the main cooling jet were numerically investigated. The upstream jet was added such that the total cooling cross section (cross sections of the main and upstream jet...
作者:Xie Yong-Hui , Ye Dong-Ting , Shen Zhong-Yang
来源:[J].Thermal Science(IF 0.838), 2016, Vol.20 (suppl. 3), pp.643-649DOAJ
摘要:... The cooling of this area is animportant task in gas turbine blade design. The structure design and analysisof trailing edge is critical because of the complexity of geometry,arrangement of cooling channels, design requirement of strength, and theworking condition of high heat...
作者:Jing-zhou Zhang , Xing-dan Zhu , Ying Huang ...
来源:[J].International Journal of Thermal Sciences(IF 2.47), 2017, Vol.118, pp.207-225Elsevier
摘要:Abstract(#br)A series of numerical computations are conducted to investigate the film cooling from a row of round-to-slot holes on a flat surface. Particular attention is paid to explore effect of slot width (0.2 ≤ s/d ≤ 0.5) on the film cooling performances of round-to-slot...
作者:Kuldeep Singh , B. Premachandran , M.R. Ravi
来源:[J].International Journal of Thermal Sciences(IF 2.47), 2017, Vol.111, pp.390-408Elsevier
摘要:Abstract(#br)The conventional forward injection for film cooling with cylindrical holes, where the axial component of the coolant velocity is aligned with mainstream flow direction creates kidney vortices. This results in quick mixing of the coolant with the mainstream. The conv...
作者:Kuldeep Singh , B. Premachandran , M.R. Ravi
来源:[J].International Journal of Thermal Sciences(IF 2.47), 2017, Vol.111, pp.390-408Elsevier
摘要:Abstract(#br)The conventional forward injection for film cooling with cylindrical holes, where the axial component of the coolant velocity is aligned with mainstream flow direction creates kidney vortices. This results in quick mixing of the coolant with the mainstream. The conv...

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