发明授权
US5031465A Steam quality and mass flow rate measurement using critical flow choke
upstream of an orifice plate
失效
使用临时流量扼流圈在孔板上游的蒸汽质量和质量流量测量
- 专利标题: Steam quality and mass flow rate measurement using critical flow choke upstream of an orifice plate
- 专利标题(中): 使用临时流量扼流圈在孔板上游的蒸汽质量和质量流量测量
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申请号: US529819申请日: 1990-05-29
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公开(公告)号: US5031465A公开(公告)日: 1991-07-16
- 发明人: Clifford L. Redus
- 申请人: Clifford L. Redus
- 申请人地址: NY White Plains
- 专利权人: Texaco Inc.
- 当前专利权人: Texaco Inc.
- 当前专利权人地址: NY White Plains
- 主分类号: E21B43/24
- IPC分类号: E21B43/24 ; E21B47/10 ; G01F1/36 ; G01F1/42 ; G01F1/44 ; G01F1/74 ; G01F1/88 ; G01N11/08
摘要:
A method and apparatus for measuring steam quality and mass flow rate at an injection wellhead includes measuring upstream pressure before a critical flow choke, downstream pressure after the choke and differential pressure across an orifice plate spaced downstream of the choke.
公开/授权文献
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