Paper Publications
         Identification of Gas-liquid two-phase flow patterns using non-return valve sound signals
    Release Time:2018-10-06
    
        
        
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                        Institution: School of Control Science and Engineering 
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                        Teaching and Research Group: Injection theory and application laboratry 
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                        Journal: Chinese Automation Congress 
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                        Place of Publication: China 
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                        Key Words: two-phase flow; gas-liquid flow; flow pattern identification; non-return valve; flow-pattern map 
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                        Summary: Because of the complexity of crude oil flow, identification of gas-liquid two-phase flow pattern has not been completely solved nowadays. This paper proposed a new classification method of gas-liquid two-phase flow patterns using the sound signals produced by the ball impacting on the valve wall with fluid movement in a non-return valve. A visual detection system of gas-liquid two-phase flow was built to study four typical flow patterns including liquid flow, gas flow, slug flow and churn flow pattern. 
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                        First Author: 张明奎 
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                        Correspondence Author: Lei Wang 
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                        Indexed by: Journal paper 
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                        Discipline: Engineering 
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                        First-Level Discipline: Control Science and Engineering 
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                        Document Type: C 
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                        Translation or Not: No 
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                        Date of Publication: 2018-05 
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                        Included Journals: EI