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| 钻柱振动失稳突变模型的研究 | |
| 引用本文： | 屈展,张绍槐. 钻柱振动失稳突变模型的研究[J]. 中国石油大学学报(自然科学版), 1994, 0(1) |
| 作者姓名： | 屈展 张绍槐 |
| 作者单位： | 西安石油学院开发系 |
| 摘 要： | 根据Ｍ．Ｍ．Ｋｈａｓａｎｏｗ所建立的涡轮枢轴非线性震动的数学模型，利用当前非线性科学领域的研究成果，进一步给出了钻柱振动失稳尖点的突变模型。并求得了发生失稳的临界点和条件，对揭示钻井过程中动力失稳的现象具有一定的参考价值。 |
| 关 键 词： | 钻柱振动；纵向振动；模型；动力分析 |
CATASTROPHIC MODEL FOR VIBRATION BUCKLING OF DRILLING STRING |
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| Qu Zhan,Zhang Shaohuai. CATASTROPHIC MODEL FOR VIBRATION BUCKLING OF DRILLING STRING[J]. Journal of China University of Petroleum (Edition of Natural Sciences), 1994, 0(1) | |
| Authors: | Qu Zhan Zhang Shaohuai |
| Affiliation: | Xi' an Petroleum Institute |
| Abstract: | On the basis of mathematical model developed by M. M.Khasanow for nonlinearvibration of turbine poivot.a mathematical model for catastrophe point of vibration bucklingof drill ing strilling was proposed.The critical catastrophe pointo of buckling weredetermined.The conditions of losing stability for drillstring vibration were given. |
| Keywords: | Drillstring:Longitudinal vibration:Model : Dynamic analysis |
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