| 主动调控型密封调控试验研究 |
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| 引用本文： | 朱亮,李双喜,张秋翔,蔡纪宁. 主动调控型密封调控试验研究[J]. 流体机械, 2012, 40(7): 1-6 |
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| 作者姓名： | 朱亮 李双喜 张秋翔 蔡纪宁 |
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| 作者单位： | 北京化工大学,北京,100029 |
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| 基金项目： | 国家科技支撑计划项目高参数泵机械密封装置关键技术研究与应用 |
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| 摘 要： | 简要介绍了静压流体密封的结构和工作原理。分析了阻封气压力对于静压密封性能的影响,通过调节阻封气压可以改变密封的特性参数,以达到在线调节的目的。介绍了非接触气体密封的主动调控技术原理,通过比较状态参数的优劣性,确定将膜厚和泄漏量作为调控目标。介绍了相关的试验流程和方案,简要介绍了试验台和相关的控制软件。通过试验研究以及对试验结果的分析,验证了非接触气体端面密封的主动调控技术的可行性。
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| 关 键 词： | 静压气体密封 气膜 泄漏量 主动调控 |
Experiment Study On Active Control of Non-contacting Mechanical Seal |
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| ZHU Liang , LI Shuang-xi , ZHANG Qiu-xiang , CAI Ji-ning. Experiment Study On Active Control of Non-contacting Mechanical Seal[J]. Fluid Machinery, 2012, 40(7): 1-6 |
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| Authors: | ZHU Liang LI Shuang-xi ZHANG Qiu-xiang CAI Ji-ning |
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| Affiliation: | (Beijing University of Chemical Technology,Beijing 100029 China) |
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| Abstract: | The principle and new structure of hydrostatic seal are introduced briefly.The distribution of gas film pressure is obtained.The influence of quench gas pressure on sealing parameters is analyzed.The parameters can be changed by regulating quench gas pressure on line.The initiative adjustment principle of hydrostatic seal is introduced.The experiment aiming at gas film thickness and leakage are conducted to very the theoretical analysis.The feasibility of initiative adjustment is confirmed and the initiative adjustment performance is analyzed. |
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| Keywords: | hydrostatic seal gas film leakage active control |
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