GB2569245B - Optical fiber accelerometer - Google Patents

Optical fiber accelerometer

Info

Publication number
GB2569245B
GB2569245B GB1903385.1A GB201903385A GB2569245B GB 2569245 B GB2569245 B GB 2569245B GB 201903385 A GB201903385 A GB 201903385A GB 2569245 B GB2569245 B GB 2569245B
Authority
GB
United Kingdom
Prior art keywords
optical fiber
fiber accelerometer
accelerometer
optical
fiber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1903385.1A
Other versions
GB201903385D0 (en
GB2569245A (en
Inventor
Molteni Daniele
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westerngeco Seismic Holdings Ltd
Original Assignee
Westerngeco Seismic Holdings Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westerngeco Seismic Holdings Ltd filed Critical Westerngeco Seismic Holdings Ltd
Priority to GB1903385.1A priority Critical patent/GB2569245B/en
Priority claimed from GB1419588.7A external-priority patent/GB2531817B/en
Publication of GB201903385D0 publication Critical patent/GB201903385D0/en
Publication of GB2569245A publication Critical patent/GB2569245A/en
Application granted granted Critical
Publication of GB2569245B publication Critical patent/GB2569245B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/093—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by photoelectric pick-up
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/18—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration in two or more dimensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
    • G01V1/201—Constructional details of seismic cables, e.g. streamers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
GB1903385.1A 2014-11-03 2014-11-03 Optical fiber accelerometer Active GB2569245B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1903385.1A GB2569245B (en) 2014-11-03 2014-11-03 Optical fiber accelerometer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1419588.7A GB2531817B (en) 2014-11-03 2014-11-03 Accelerometer
GB1903385.1A GB2569245B (en) 2014-11-03 2014-11-03 Optical fiber accelerometer

Publications (3)

Publication Number Publication Date
GB201903385D0 GB201903385D0 (en) 2019-04-24
GB2569245A GB2569245A (en) 2019-06-12
GB2569245B true GB2569245B (en) 2019-12-04

Family

ID=66380917

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1903385.1A Active GB2569245B (en) 2014-11-03 2014-11-03 Optical fiber accelerometer

Country Status (1)

Country Link
GB (1) GB2569245B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5818982A (en) * 1996-04-01 1998-10-06 Voss; Karl Friedrich Fiber optic sensor based upon buckling of a freely suspended length of fiber
GB2424700A (en) * 2005-03-31 2006-10-04 Pgs Americas Inc Optical accelerometer, optical inclinometer and seismic sensor system
WO2007043716A1 (en) * 2005-10-07 2007-04-19 Hyun Soo Park Optical fiber bragg grating unit and apparatus and method of measuring deformation of structure having the same
US20100024551A1 (en) * 2007-11-05 2010-02-04 Maguire Jason M Fiber optic laser accelerometer
CN101907722A (en) * 2010-07-07 2010-12-08 西北大学 Fiber bragg grating vibration acceleration sensor for monitoring low-frequency earthquake waves
CN202285022U (en) * 2011-11-09 2012-06-27 金陵科技学院 Probe of double fiber bragg grating accelerometer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5818982A (en) * 1996-04-01 1998-10-06 Voss; Karl Friedrich Fiber optic sensor based upon buckling of a freely suspended length of fiber
GB2424700A (en) * 2005-03-31 2006-10-04 Pgs Americas Inc Optical accelerometer, optical inclinometer and seismic sensor system
WO2007043716A1 (en) * 2005-10-07 2007-04-19 Hyun Soo Park Optical fiber bragg grating unit and apparatus and method of measuring deformation of structure having the same
US20100024551A1 (en) * 2007-11-05 2010-02-04 Maguire Jason M Fiber optic laser accelerometer
CN101907722A (en) * 2010-07-07 2010-12-08 西北大学 Fiber bragg grating vibration acceleration sensor for monitoring low-frequency earthquake waves
CN202285022U (en) * 2011-11-09 2012-06-27 金陵科技学院 Probe of double fiber bragg grating accelerometer

Also Published As

Publication number Publication date
GB201903385D0 (en) 2019-04-24
GB2569245A (en) 2019-06-12

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