- 专利标题: In-line measuring devices and method for compensation measurement errors in in-line measuring devices
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申请号: US11645059申请日: 2006-12-26
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公开(公告)号: US07360452B2公开(公告)日: 2008-04-22
- 发明人: Alfred Rieder , Wolfgang Drahm
- 申请人: Alfred Rieder , Wolfgang Drahm
- 申请人地址: CH Reinach
- 专利权人: Endress + Hauser Flowtec AG
- 当前专利权人: Endress + Hauser Flowtec AG
- 当前专利权人地址: CH Reinach
- 代理机构: Bacon & Thomas PLLC
- 主分类号: G01F1/84
- IPC分类号: G01F1/84
摘要:
The measuring device comprises, for measuring multi phase mixture, a vibratory-type transducer and a measuring device electronics electrically coupled with the vibratory-type transducer. The transducer includes at least one measuring tube inserted into the course of the pipeline. An exciter arrangement acts on the measuring tube for causing the at least one measuring tube to vibrate. A sensor arrangement senses vibrations of the at least one measuring tube and delivers at least one oscillation measurement signal representing oscillations of the measuring tube. Further, the measuring device electronics delivers an excitation current driving the exciter arrangement. The measuring device is adapted to compensating measurement errors, induced due to the presence of multi phase mixture, based on a movin resonator model (MRM).
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