| 仿生推进装置翼盘变速运动的数值模拟研究 |
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| 引用本文： | 张晓涛,郭劭琰,宋彬,腾飞,吕建刚. 仿生推进装置翼盘变速运动的数值模拟研究[J]. 机械传动, 2011, 35(11): 63-65,70 |
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| 作者姓名： | 张晓涛 郭劭琰 宋彬 腾飞 吕建刚 |
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| 作者单位： | 军械工程学院火炮工程系,河北石家庄,050003 |
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| 摘 要： | 根据仿生推进装置运动的特点,考虑推进翼盘推进过程中运动速度的变化,运用FLUENT软件,通过自定义非定常入口边界实现推进翼盘在变速运动中的三维流场数值模拟,得到了速度、压强、阻力等流场参数.绘制出不同驱动速度下翼盘的推进力曲线,并分析了负推进力产生的原因.所得结论为仿生推进装置的优化提供了理论参考依据.
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| 关 键 词： | 仿生推进 曲柄滑块机构 计算流体力学 UDF |
Numerical Simulation Research on the Variable Movement of an Bionic Propulsion Unit Foil |
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| Zhang Xiaotao,Guo Shaoyan,Song Bin,Teng Fei,Lv Jiangang. Numerical Simulation Research on the Variable Movement of an Bionic Propulsion Unit Foil[J]. Journal of Mechanical Transmission, 2011, 35(11): 63-65,70 |
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| Authors: | Zhang Xiaotao Guo Shaoyan Song Bin Teng Fei Lv Jiangang |
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| Affiliation: | Zhang Xiaotao Guo Shaoyan Song Bin Teng Fei Lv Jiangang(Department of Artillery Engineering,Ordnance Engineering College,Shijiazhuang 050003,China) |
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| Abstract: | According to the movement characteristics of bionic propulsion unit and the velocity of foil,using the FLUENT software,the three dimensional flow field numerical simulation of the bionic propulsion unit foil is carried out through user-defining the unsteady entrance boundary condition.The velocity,pressure,resistance and the fitting curve diagram of resistance are obtained.Then the reason of negative propulsion is analyzed.To some extent,the results can provide references for improvement of the bionic propu... |
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| Keywords: | Bionic propulsion Slider-crank mechanism CFD UDF |
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