CN101614607B - Optical fiber F-P pressure sensor and pressure liquid level sensing device thereof - Google Patents
Optical fiber F-P pressure sensor and pressure liquid level sensing device thereof Download PDFInfo
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- CN101614607B CN101614607B CN2009100633963A CN200910063396A CN101614607B CN 101614607 B CN101614607 B CN 101614607B CN 2009100633963 A CN2009100633963 A CN 2009100633963A CN 200910063396 A CN200910063396 A CN 200910063396A CN 101614607 B CN101614607 B CN 101614607B
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CN2009100633963A CN101614607B (en) | 2009-07-31 | 2009-07-31 | Optical fiber F-P pressure sensor and pressure liquid level sensing device thereof |
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CN2009100633963A CN101614607B (en) | 2009-07-31 | 2009-07-31 | Optical fiber F-P pressure sensor and pressure liquid level sensing device thereof |
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CN101614607A CN101614607A (en) | 2009-12-30 |
CN101614607B true CN101614607B (en) | 2012-02-29 |
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Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012071693A1 (en) * | 2010-11-29 | 2012-06-07 | Wu Maoting | Pressure and temperature measuring device |
CN102654413B (en) * | 2011-03-01 | 2013-11-13 | 中国科学院合肥物质科学研究院 | Temperature self-compensating type fiber optic liquid level sensor |
CN102680162B (en) * | 2012-06-07 | 2014-09-03 | 北京航空航天大学 | Atmospheric pressure meter based on fiber bragg grating |
CN102735273B (en) * | 2012-06-29 | 2014-11-05 | 中国科学院半导体研究所 | Optical fiber sensor based on Fabry-Perot cavity |
ITMI20130138A1 (en) * | 2013-01-31 | 2014-08-01 | Laser Point S R L | OPTICAL SENSOR FOR PRESSURE MEASURES WITHOUT CONTACT. |
CN103245369B (en) * | 2013-03-22 | 2015-07-08 | 黎敏 | Novel fiber bragg grating demodulation method and system thereof based on multi-longitudinal mode F-P laser device |
CN104753603A (en) * | 2013-12-25 | 2015-07-01 | 华为技术有限公司 | On-chip optical network system and optical power control method |
CN103994851B (en) * | 2014-05-15 | 2017-02-08 | 香港理工大学深圳研究院 | Resonant type Fabry-Perot optical fiber sensor, manufacturing method and air pressure detecting method |
CN106323516B (en) * | 2015-07-10 | 2022-04-22 | 成都凯天电子股份有限公司 | F-P pressure sensor with composite medium film |
CN105092122A (en) * | 2015-09-09 | 2015-11-25 | 南京师范大学 | Convoluted diaphragm Fabry-Perot type fiber optic pressure sensor and manufacture method thereof |
CN106872089B (en) * | 2017-03-29 | 2019-03-05 | 西北核技术研究所 | High range dynamic pressure measurement device and its measurement method |
CN107402054B (en) * | 2017-07-25 | 2023-08-15 | 吉林大学 | Optical fiber water level sensing device and method based on Mach-Zehnder interference |
CN110160625A (en) * | 2019-05-22 | 2019-08-23 | 华中科技大学 | A kind of low-frequency sound wave sensor |
CN110579261B (en) * | 2019-10-09 | 2020-10-27 | 宁波吉利罗佑发动机零部件有限公司 | Device and method for detecting liquid level of cooling liquid, concentration of cooling liquid and cooling liquid |
CN110806245B (en) * | 2019-10-09 | 2021-01-22 | 厦门通富微电子有限公司 | Liquid level sensing device |
CN110987159B (en) * | 2019-12-18 | 2022-09-16 | 京东方科技集团股份有限公司 | Sound pressure sensor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2784889Y (en) * | 2004-12-10 | 2006-05-31 | 暨南大学 | Optical fiber Fabry-Perot liquid level sensor |
CN201508266U (en) * | 2009-07-31 | 2010-06-16 | 武汉光子科技有限公司 | Optical fiber F-P pressure sensor and pressure/liquid-level sensing unit thereof |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2784889Y (en) * | 2004-12-10 | 2006-05-31 | 暨南大学 | Optical fiber Fabry-Perot liquid level sensor |
CN201508266U (en) * | 2009-07-31 | 2010-06-16 | 武汉光子科技有限公司 | Optical fiber F-P pressure sensor and pressure/liquid-level sensing unit thereof |
Non-Patent Citations (1)
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JP特开平11-271162A 1999.10.05 |
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