| 软仪表技术发展中的问题 |
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| 引用本文： | 陈玲聪,袁璞. 软仪表技术发展中的问题[J]. 自动化仪表, 2003, 24(3): 9-14 |
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| 作者姓名： | 陈玲聪 袁璞 |
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| 作者单位： | 石油大学自动化研究所,北京,100083 |
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| 摘 要： | 以石油、化工生产为背景，在综合介绍软仪表技术的理论研究和实际应用现状的基础上，认为软仪表作为由可测变量来计算不可测变量的一般方法和技术，是一门需要长期发展的技术；指出可计算性和实时性是建立软仪表的两个基本问题；基于动态机理模型，用观测器方法建立的软仪表，可以较好地适应过程这两个基本要求，是发展方向。
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| 关 键 词： | 软仪表 仪表技术 控制 不可测变量 观测器 技术发展 |
Issues Related to Development of Soft Instrument Technology |
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| Chen Lingcong Yuan Pu. Issues Related to Development of Soft Instrument Technology[J]. Process Automation Instrumentation, 2003, 24(3): 9-14 |
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| Authors: | Chen Lingcong Yuan Pu |
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| Affiliation: | Chen Lingcong Yuan Pu |
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| Abstract: | With the background of production of petrochemical industry,on the basis of comprehensive introduction of theoretical study and current status of practical application for soft instrument technology,the author stated that soft instrument technology is the method and technology for calculating unmeasurable variable by using measurable variable,this technology shall be developed in long term;in addition,it is stated that real time base and calculability are two basic topics in establishing soft instrument.The soft instrument established by using observer and based on dynamic mechanism model is better adapted to process meeting these two requirements. |
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| Keywords: | Soft instrument Instrument technology Control Unmeasurable variable Observer |
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