| 调节阀在石油化工装置紧急泄压中的应用 |
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| 引用本文： | 范咏峰,陈争荣. 调节阀在石油化工装置紧急泄压中的应用[J]. 石油化工自动化, 2011, 47(2) |
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| 作者姓名： | 范咏峰 陈争荣 |
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| 作者单位： | 中国石化工程建设公司,北京,100101 |
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| 摘 要： | 高压加氢装置反应系统的紧急泄压是确保装置安全的关键环节之一,泄放流速过大及不稳定,对沸腾床反应器带来诸多不利,通过调节阀连续开度调节实现按期望的泄放流速进行反应系统紧急泄压可以有效地解决这一问题.介绍调节阀在石油化工装置紧急泄压中的方法,比较了采用限流孔板和调节阀在紧急泄压应用中的不同考虑,列举泄压模式、调节阀的分程控制,分析了调节阀Cv值的选用及调节阔气路、电磁阀的设置,描述了大致的泄压程序.通过实际应用说明了调节阀在石油化工装置中的应用为一种有效的方式.
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| 关 键 词： | 调节阀 紧急泄压 电磁阀 |
The Application of Control Valve in Emergency Petrochemical Plants |
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| Fan Yongfeng,Chen Zhengrong. The Application of Control Valve in Emergency Petrochemical Plants[J]. Automation in Petro-chemical Industry, 2011, 47(2) |
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| Authors: | Fan Yongfeng Chen Zhengrong |
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| Affiliation: | Fan Yongfeng,Chen Zhengrong(SEI,Beijing,100101,China) |
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| Abstract: | The emergency depressurizing in high pressure hydrogenenation unit is the key measure for safety,too high flowrate and instability during depressurizing is disadvantage for boiling-bed reactor,continual control of control valve opening percentage can solve it effectively.The application of control valve in emergency depressurizing,comparison of using restriction orifice and control valve for depressurizing system,illustrating depressurizing mode,the split range control of control valve are introduced.The se... |
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| Keywords: | control valve emergency depressurizing solenoid valve |
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