基于电容传感器的两相流参数检测原理及应用  

Fundamentals of electrical capacitance sensing and its applications for two-phase flow parameter detection

作　　者：胡红利[1] 唐凯豪 唐晨晖 王小鑫 HU Hongli;TANG Kaihao;TANG Chenhui;WANG Xiaoxin(State Key Laboratory of Electrical Insulation and Power Equipment,Xi′an Jiaotong University,Xi′an 710049,China;Shaanxi Key Laboratory of Photoelectric Sensing Logging,Xi′an Shiyou University,Xi′an 710065,China)

机构地区：[1]西安交通大学电力设备电气绝缘国家重点实验室,陕西西安710049 [2]西安石油大学陕西省光电传感测井重点实验室,陕西西安710065

出　　处：《西北大学学报（自然科学版）》2019年第5期681-690,共10页Journal of Northwest University（Natural Science Edition）

基　　金：国家自然科学基金资助项目(51777151);中央高校基本科研业务费专项资金资助项目(xzy022019046)

摘　　要：两相流是现代诸多工业过程中的常见对象,对两相流流动参数与流型的准确检测对优化生产策略、安全高效生产、工业过程准确控制意义深远。作为一种非侵入、不辐射、防爆、安全可靠的检测手段,基于电容法的两相流流动参数与流型检测技术长期以来都是国内外的研究热点,是解决该测量问题的重要方法之一。该文围绕电容法在两相流参数检测中的应用,从电容法两相流参数测量的原理、电容法在相含率测量、流型识别中的应用,以及电容层析成像技术在两相流参数检测中的应用等几方面,对以往国内外学者在该方面的研究工作进行了回顾,讨论了电学法两相流参数与流型检测技术目前尚存在的问题以及未来的研究方向。Two-phase flow is a common object in many modern industrial processes.The accurate detection of flow parameters and flow patterns of two-phase flow is of significance for optimizing production strategy,safe and efficient production,and accurate control of industrial processes.As a non-invasive,non-radiative,explosion-proof,safe and reliable detection method,the two-phase flow parameters and flow pattern detection technology based on the capacitance method has long been a research hotspot at home and abroad,and is an important method to solve this measurement problem.This paper focuses on the application of the capacitance method in the detection of two-phase flow parameters,from the principle of capacitance method two-phase flow parameter measurement,the application of capacitance method in phase content measurement,flow pattern identification,and capacitance tomography in two-phase flow.In the aspects of the application of phase flow parameter detection,the research work of scholars in the past has been reviewed.Finally,the current problems of electrical two-phase flow parameters and flow pattern detection technology,and future research directions are discussed.

关 键 词：两相流 相含率测量 电容法 流型检测 

分 类 号：TP183[自动化与计算机技术—控制理论与控制工程]