KR101206380B1 - 코리올리 질량 유량 센서 - Google Patents
코리올리 질량 유량 센서 Download PDFInfo
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- KR101206380B1 KR101206380B1 KR1020107028911A KR20107028911A KR101206380B1 KR 101206380 B1 KR101206380 B1 KR 101206380B1 KR 1020107028911 A KR1020107028911 A KR 1020107028911A KR 20107028911 A KR20107028911 A KR 20107028911A KR 101206380 B1 KR101206380 B1 KR 101206380B1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
- G01F1/8427—Coriolis or gyroscopic mass flowmeters constructional details detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
- G01F1/844—Coriolis or gyroscopic mass flowmeters constructional details microfluidic or miniaturised flowmeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/845—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
- G01F1/8468—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
- G01F1/8472—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Measuring Volume Flow (AREA)
Abstract
Description
도 3은 본 발명에 따른 광학 픽오프 센서를 사용하는 코리올리 질량 유동 장치의 일부를 전체적으로 도시하는 블록도이며,
도 4a 및 도 4b는 각각 광학 픽오프 센서를 사용하는 코리올리 질량 유동 제어기의 유동 감지부의 정면도 및 측면도이며,
도 5는 본 발명의 다른 양태에 따른 코리올리 질량 유량 센서의 사시도이며,
도 6은 본 발명의 추가 양태에 따른 코리올리 질량 유량 센서의 광학 모듈 본체의 사시도이며,
도 7은 하나의 광학 모듈 본체가 제거된 도 5에 도시된 코리올리 질량 유량 센서의 사시도이며,
도 8은 도 5에 도시된 광학 모듈들 중 하나의 분해도이며,
도 9는 도 5에 도시된 광학 모듈들 중 하나의 단면도이며,
도 10은 도 5에 도시된 코리올리 질량 유량 센서의 감지공을 개념적으로 도시한 도면이며,
도 11은 예시적인 유동관에 대한 선형 응답 영역을 나타내는 응답 곡선을 도시한 도표이며,
도 12는 도 11에 도시된 곡선의 기울기를 나타내는 도표이다.
Claims (19)
- 유동관과;
관 위치 센서로서,
광원;
상기 광원으로부터 빛을 수용하도록 위치된 광 유입구, 및 상기 광원에 의해 출력되는 가우스 광도의 분포를 실질적으로 일정한 광도의 분포로 실질적으로 변환하는 다각형 횡단면, 및 상기 광원으로부터 수용된 빛을 방출하기 위한 광 배출구를 갖는 광 파이프; 및
상기 광 파이프의 광 배출구로부터 빛을 수용하기 위한 광 검출기;를 구비하는, 관 위치 센서와;
상기 광 파이프의 광 배출구와 상기 광 검출기 사이에 위치된 미리 결정된 개구 형상을 갖는 감지공; 그리고
상기 유동관이 상기 광 파이프의 광 배출구와 상기 광 검출기 사이의 광 경로를 통하여 이동하도록, 상기 유동관을 진동시키기 위한 구동장치를 포함하고,
상기 미리 결정된 개구 형상은 상기 관 위치 센서의 선형성을 개선하는 삼각형 형상을 포함하고, 상기 광 검출기로 유입되는 빛이 상기 삼각형 형상을 가지도록 상기 감지공이 상기 광 파이프의 광 배출구로부터 방출된 빛의 일부를 상기 광 검출기로 통과시키고, 그리고 측정되는 상기 광도가 위치 정보를 포함하는,
코리올리 질량 유량 센서.
- 제 1 항에 있어서,
상기 광 파이프의 다각형 횡단면이 실질적으로 정사각형인 횡단면을 형성하는
코리올리 질량 유량 센서.
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,
상기 광 배출구가 상기 광 배출구로부터 방출된 빛을 원하는 방향으로 지향시키도록 기울어진
코리올리 질량 유량 센서. - 제 1 항에 있어서,
광학 모듈 본체를 더 포함하며,
상기 광학 모듈 본체에 형성된 제 1 개구 내에 상기 광 파이프가 수용되는
코리올리 질량 유량 센서. - 제 7 항에 있어서,
상기 광학 모듈 본체가 상기 제 1 개구의 축선을 대체로 횡단하게 배향된 축선을 갖는 제 2 개구를 형성하며, 상기 제 2 개구가 내부에 상기 광 파이프의 광 배출구로부터 빛을 수용하는 렌즈를 구비하는
코리올리 질량 유량 센서.
- 청구항 9은(는) 설정등록료 납부시 포기되었습니다.제 8 항에 있어서,
상기 광학 모듈 본체가 상기 제 1 개구의 축선에 대체로 평행하게 배향된 축선을 갖는 제 3 개구를 형성하며, 상기 제 3 개구가 상기 광 검출기와, 상기 광 검출기 내부에 위치된 감지공을 구비하는
코리올리 질량 유량 센서. - 제 9 항에 있어서,
상기 제 2 개구로부터 상기 제 3 개구로 빛을 지향시키도록 상기 제 2 및 제 3 개구에 인접하는 거울을 더 포함하는
코리올리 질량 유량 센서. - 청구항 11은(는) 설정등록료 납부시 포기되었습니다.제 9 항에 있어서,
상기 제 3 개구 내에 위치된 차단공을 더 포함하며,
상기 차단공이 상기 광 파이프의 광 배출구로부터 방출된 빛의 일부를 차단하는
코리올리 질량 유량 센서. - 제 9 항에 있어서,
상기 제 3 개구 내에 위치된 렌즈를 더 포함하는
코리올리 질량 유량 센서. - 제 8 항에 있어서,
상기 광 파이프의 광 배출구로부터 상기 제 2 개구로 빛을 지향시키도록 상기 제 1 및 제 2 개구에 인접하는 거울을 더 포함하는
코리올리 질량 유량 센서. - 제 13 항에 있어서,
상기 광 파이프의 광 배출구와 상기 거울이 상기 유동관의 대체로 대향하는 면에 위치하는
코리올리 질량 유량 센서.
- 제 1 항에 있어서,
제 2 광원;과
상기 제 2 광원으로부터 빛을 수용하도록 위치된 광 유입구, 다각형 횡단면 - 상기 다각형 횡단면은 상기 제 2 광원에 의해 출력되는 가우스 광도 분포를 실질적으로 일정한 광도 분포로 실질적으로 변환함 -, 및 상기 제 2 광원으로부터 수용된 빛을 방출하기 위한 광 배출구를 갖는 제 2 광 파이프;와 그리고
상기 제 2 광 파이프의 광 배출구로부터 빛을 수용하기 위한 제 2 광 검출기;를 더 포함하는
코리올리 질량 유량 센서. - 삭제
- 삭제
- 삭제
- 삭제
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48185204P | 2004-01-02 | 2004-01-02 | |
US60/481,852 | 2004-01-02 | ||
US52122304P | 2004-03-15 | 2004-03-15 | |
US60/521,223 | 2004-03-15 | ||
US10/711,708 US7117751B2 (en) | 2004-01-02 | 2004-09-30 | Coriolis mass flow sensor having optical sensors |
US10/711,708 | 2004-09-30 |
Related Parent Applications (1)
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KR1020067015574A Division KR20060134043A (ko) | 2004-01-02 | 2004-12-31 | 코리올리 질량 유동 센서 |
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KR20110002501A KR20110002501A (ko) | 2011-01-07 |
KR101206380B1 true KR101206380B1 (ko) | 2012-12-05 |
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KR1020107028911A KR101206380B1 (ko) | 2004-01-02 | 2004-12-31 | 코리올리 질량 유량 센서 |
KR1020067015574A KR20060134043A (ko) | 2004-01-02 | 2004-12-31 | 코리올리 질량 유동 센서 |
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KR1020067015574A KR20060134043A (ko) | 2004-01-02 | 2004-12-31 | 코리올리 질량 유동 센서 |
Country Status (15)
Country | Link |
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US (1) | US7117751B2 (ko) |
EP (2) | EP1700086B1 (ko) |
JP (2) | JP4838147B2 (ko) |
KR (2) | KR101206380B1 (ko) |
AR (1) | AR047361A1 (ko) |
AT (2) | ATE549605T1 (ko) |
AU (1) | AU2004313782B2 (ko) |
BR (1) | BRPI0418214B1 (ko) |
CA (1) | CA2549615C (ko) |
DE (1) | DE602004031306D1 (ko) |
DK (2) | DK2110647T3 (ko) |
HK (1) | HK1103125A1 (ko) |
MY (1) | MY137368A (ko) |
PL (3) | PL1700086T3 (ko) |
WO (1) | WO2005068944A2 (ko) |
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- 2004-12-31 DE DE602004031306T patent/DE602004031306D1/de not_active Expired - Lifetime
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- 2004-12-31 DK DK08170889.3T patent/DK2110647T3/da active
- 2004-12-31 KR KR1020107028911A patent/KR101206380B1/ko active IP Right Grant
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Patent Citations (1)
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JP2003121664A (ja) * | 2001-10-17 | 2003-04-23 | Hikari System Kenkyusho:Kk | 矩形断面のプラスチック光ファイバー |
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AR047361A1 (es) | 2006-01-18 |
BRPI0418214A (pt) | 2007-04-27 |
JP4838147B2 (ja) | 2011-12-14 |
PL380128A1 (pl) | 2007-01-08 |
DK2110647T3 (da) | 2012-05-21 |
BRPI0418214B1 (pt) | 2017-04-18 |
CA2549615C (en) | 2012-11-27 |
EP1700086A2 (en) | 2006-09-13 |
EP2110647B1 (en) | 2012-03-14 |
MY137368A (en) | 2009-01-30 |
US7117751B2 (en) | 2006-10-10 |
EP1700086B1 (en) | 2011-02-02 |
ATE549605T1 (de) | 2012-03-15 |
EP2110647A1 (en) | 2009-10-21 |
DK1700086T3 (da) | 2011-05-23 |
HK1103125A1 (en) | 2007-12-14 |
AU2004313782A1 (en) | 2005-07-28 |
PL1700086T3 (pl) | 2011-10-31 |
KR20110002501A (ko) | 2011-01-07 |
KR20060134043A (ko) | 2006-12-27 |
US20050150311A1 (en) | 2005-07-14 |
JP2007518077A (ja) | 2007-07-05 |
PL2110647T3 (pl) | 2012-10-31 |
WO2005068944A2 (en) | 2005-07-28 |
DE602004031306D1 (de) | 2011-03-17 |
ATE497599T1 (de) | 2011-02-15 |
AU2004313782B2 (en) | 2009-10-29 |
JP2011095272A (ja) | 2011-05-12 |
CA2549615A1 (en) | 2005-07-28 |
WO2005068944A3 (en) | 2005-09-15 |
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