| 高温涡轮叶片内冷通道强化换热试验系统设计 |
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| 引用本文： | 刘加增,高建民,高铁瑜.高温涡轮叶片内冷通道强化换热试验系统设计[J].科学技术与工程,2011,11(7):1565-1569. |
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| 作者姓名： | 刘加增 高建民 高铁瑜 |
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| 作者单位： | 1. 西安交通大学机械制造系统工程国家重点实验室,西安,710049
2. 西安交通大学能源与动力工程学院,西安,710049 |
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| 基金项目： | 大型动力装备制造基础研究 |
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| 摘 要： | 针对重型燃气轮机高温涡轮叶片的双工质冷却技术,设计建造了研究带肋复杂叶片内冷通道内蒸汽/空气流动及强化换热特性的试验平台。该平台由压缩机、蒸汽发生器分别提供冷却空气和蒸汽源,可以进行叶片内冷通道内蒸汽、空气两种工质的对流、冲击、肋柱扰流及多种冷却结构下的冷却换热机理和摩擦阻力特性研究。从而能揭示叶片内冷通道内流动阻力、表面强化换热与不同冷却结构几何参数及气(汽)动参数的影响规律。获得单元通道内蒸汽/空气为冷却介质的高效冷却结构及相关换热关联准则式。
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| 关 键 词： | 燃气轮机 涡轮叶片 双工质冷却 蒸汽冷却 试验平台 |
| 收稿时间： | 2010/12/12 0:00:00 |
| 修稿时间： | 2010/12/12 0:00:00 |
Design of heat transfer enhancement test platform of turbine blade(vane) internal channel |
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| liujiazeng,gaojianmin and gaotieyu.Design of heat transfer enhancement test platform of turbine blade(vane) internal channel[J].Science Technology and Engineering,2011,11(7):1565-1569. |
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| Authors: | liujiazeng gaojianmin and gaotieyu |
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| Institution: | LIU Jia-zeng1,GAO Jian-min1,GAO Tie-yu2 (State key Laboratory for Manufacturing Systems Engineering1 and School of Energy and Power Engineering2,Xi'an Jiaotong University,Xi'an 710049,P.R.China) |
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| Abstract: | For dual fluid cooling technology of high-temperature turbine blade of heavy-duty gas turbine,the steam heat transfer enhancement test platform of turbine blade(vane) internal channel is designed and built with which heat transfer and friction characteristics of steam/air in blade internal cooling channel can be researched with rib turbulators.Steam and air coolants were supplied by air compressor and steam generator,experimental investigation of convection,jet impingement,pin fins of steam/air and heat tra... |
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| Keywords: | gas turbine turbine blade dual fluid cooling steam cooling test platform |
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