WO2015014126A1 - 一种高耐久长标距光纤光栅传感器及其制造方法 - Google Patents
一种高耐久长标距光纤光栅传感器及其制造方法 Download PDFInfo
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- WO2015014126A1 WO2015014126A1 PCT/CN2014/072967 CN2014072967W WO2015014126A1 WO 2015014126 A1 WO2015014126 A1 WO 2015014126A1 CN 2014072967 W CN2014072967 W CN 2014072967W WO 2015014126 A1 WO2015014126 A1 WO 2015014126A1
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- xiao
- gauge
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
- G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
- G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
- G01L1/246—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using integrated gratings, e.g. Bragg gratings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
- G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
- G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
- G01M11/085—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT] the optical fiber being on or near the surface of the DUT
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0091—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by using electromagnetic excitation or detection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
- G02B2006/12138—Sensor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02195—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating
- G02B6/022—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating using mechanical stress, e.g. tuning by compression or elongation, special geometrical shapes such as "dog-bone" or taper
Definitions
- the ⁇ technology has been used to improve the performance of the stagnation, the ability to prevent disasters, and to manage the intelligent level. It has caused widespread sleep. Since the last 90 boots, i male surgery in the United States, '13 ⁇ 43 ⁇ 4 Japan's Japan, China's Hefei Guode JT, and in the actual ⁇ i: can be fine, bribe China's new 3 ⁇ 4 « ⁇ ⁇ « earn
- the composite tree is equipped with the distributed sensing function of the fiber-optic Bragg plane, which realizes the sensitization and self-compensation.
- ⁇ mm &Mm - ⁇ and there is no test of the seedling solid section of the vine pendulum multi-question for the civil construction surface, etc.: from the brain s « measured good long-term brain fiber and durability, but currently used Passing ⁇ 3 ⁇ 4 « ⁇ « ⁇ Xia Chang brain is the performance of the content
- the object of the present invention is a kind of ⁇ ⁇ 3 3 ⁇ 4 « « 3 ⁇ 43 ⁇ 4 ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
- the present invention is for practical purposes, mir ⁇ m
- Fiber First, take ⁇ » as the center to measure the two sides to make a huge giant /2, determine the gauge length is AB, Wo ij with a thousand » 1 strip 3 ⁇ 43 ⁇ 4HiiJ in addition to the bulk of the package, use M ethanol for diving Skimming materials for tree loading;
- Tube with a single view of the glue will be ⁇ ) » i «3 ⁇ 4J both ends 3 ⁇ 4» A and B ends, fixed to ⁇ 0 ⁇ ' ⁇ : will be single ⁇ ⁇ ⁇ precision long gauge distance ⁇ » ⁇ « 3 ⁇ 4 line legs, forming a string of ears, cloth line series «1 ⁇ 2 thousand or sub-sheds to write fine township ⁇ , m ⁇ M m fiber inch;
- the invention adds a mass percentage of Q.Q5-5%i3 ⁇ 43 ⁇ 4 chemical agent and 0.5-20% increase ship to the anchored impregnated ring grease, and adds a percentage of the vine to the other side 0.05-5% ⁇ 3 ⁇ 43 ⁇ 4 ⁇ ' Jo
- am3 ⁇ 4 chemical agent of the present invention consists of a thief, a benzene, a categorized, a m, a three-mouthed « « ⁇ ⁇ ⁇ , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ Fine listening
- the 3 ⁇ 4tM of the present invention earns one of a 0.2-2.0 mm Wei tube, a thin tube or a high-capacity.
- the high-precision long-gauge long-distance special brain-destroying engraving composite tree-arcing design of the invention realizes the stability and the stability of the face monitoring of the face and the exposure; wherein, the tree-packed composite material Fiber-to-fat medium force PA brain tea mm t ⁇ M m ⁇ mm energy and durability; ⁇ mm mm ⁇ mmm mm in the wrong solid g3 ⁇ 43 ⁇ 4 medullary sputum ⁇ , and tree auxiliary *f seedlings
- for the fog WW has a regional sensing function, in the ⁇ ) w ⁇ a section of 3 ⁇ 4 is the gauge length of the sleeve, touch; inside the thousands of free ⁇ 3 ⁇ 43 ⁇ 4 ⁇ dog's «field, 3 ⁇ 4 m distance ⁇ ) » ⁇ Specially draws a string into a distributed long gauge length ⁇ » ⁇ special.
- the cake, in the process of the process, the ⁇ ⁇ «3 ⁇ 4 line is a certain pre-quee, in order to listen to the stretched state, At the same time, it can be measured.
- the pre-size can be determined by the size of the shed. Normally, in order to avoid possible slippage of the fiber in the long-term pre-tensioned state, the pre-tension strain is generally smaller than
- the packaged long gauge length ⁇ ⁇ 3 ⁇ 4 tree can be connected in series to achieve distributed long bile monitoring.
- the long gauge distance transmission can be transmitted with the long leg of the normal leg, and the long gauge distance of the 3 ⁇ 4o seal is transmitted, and the erosion is particularly good. It can be used for the construction of the surface of the » » 3 ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ mM, with excellent fibrillation
- Figure 1 shows the structure of a common business book.
- Figure 2 is a schematic diagram of the structure of the 3 ⁇ 4*: long-length gauge length ⁇ ⁇ »f3 ⁇ 43 ⁇ 4J.
- Figure 3 is a schematic diagram of the structure of the long-distance gauge length ⁇ »i «3 ⁇ 4J.
- Figure 4 Schematic diagram of the long-length gauge length of the fiber surface ⁇ »i «3 ⁇ 4J.
- Figure 5 is a schematic diagram of the brain shed.
- Figure 6 is a schematic diagram of the brain fiber.
- Figure 7 is a schematic diagram of the structure of the distributed surface long-length gauge distance ⁇ »i «3 ⁇ 4J.
- Figure 8 is a schematic diagram of the process of distributing the long-distance standard length of the surface.
- the purpose of the column, the brain, the degree is divided into three types of ship m, filling and Cong smoke surface long time standard
- the first ⁇ fiber! Miao solid expansion 13 to seal the account, seal the inch of the blue layer and the interface of the purchase of the core of the match, on the one hand can hide the scope of the right, the degree of the direction, the other side of the fiber! Side grief;
- the fourth ⁇ the use of a few 30 in the «7, anchoring the expansion of the 1,000 Xiongna thousand 15 from the periphery of the cloud Buddha set 8, earn 29 can be turned Xuan earned, wrapped around the beach level ⁇ ⁇ ;;
- the first ⁇ fiber! Miao solid expansion 13 to seal the account, seal the inch of the blue layer and the interface of the purchase of the core of the match, on the one hand can hide the direction of the process of the right side of the I, the other side of the fiber! Side grief;
- the third ⁇ , ⁇ leaks confirms that the beach moves 3 ⁇ 4 3 ⁇ 4 increase each Luo material, and uses the high-view stealth to enclose the ⁇ ⁇ ⁇ ⁇ 18 18 18 , , , , , , , , , , , , , , , , 18 18 18 18 18 ⁇ , 5 ⁇ ?
- the purpose of the shed is to look at the long gauge length ⁇ » ⁇ «» ⁇ a major factor in the degree of clarity, in the face long and long gauge light « «special female, medium-class two bell steel.
- the percentage of vines is added to continue O.05-5%; the main structure is 6 ⁇ ⁇ ⁇ ⁇ 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 ⁇ 21, ⁇ 3 ⁇ 43 ⁇ 4 ⁇ ]3 ⁇ 43 ⁇ 4 ⁇ 9 ⁇ am3 ⁇ 4 ⁇ Percentage « identical; Tohoku added ⁇ 21 for earning Matter, mm - ⁇ ⁇
- the percentage of vines added by Mi ⁇ is 0.5-20%.
- the purpose of the shed 19 is mainly for the prayer of the ring, for the standard distance of the shed, the shed can be used to delete the product and the mouth.
- the single distance of the fiber is ⁇ » ⁇ , and the shed TO is structurally distributed 3 ⁇ 4m.
- the first pair of serial passes is 2/.
- Casing 7 turn the special fiber to the distance.
- 3 ⁇ 4 ⁇ 3 ⁇ 43 ⁇ 4ro is structured, due to the randomness of the damage 3 ⁇ 4£3 ⁇ 4», for the overall monitoring of the structure, the long gauge distance ⁇ » ⁇ 3 ⁇ 4 « shed knots are fully distributed steel with the legs.
- Surface carving distribution Design shed inspection and analysis of the sun, the distribution of the structure of the structure and the possibility of painting the face of the fan, 3 ⁇ 43 ⁇ 4 proud and easy to work injury body layout long gauge distance ⁇ » ⁇ special.
- the long gauge distance ⁇ ⁇ » ⁇ special page axm can also be divided into full distribution into the micro-small part of the cloth.
- Full distribution layout For the ⁇ 3 ⁇ 4 method specific Yaosa
- Mm first take ⁇ 4 as the center to measure a ⁇ ⁇ special fiber spacing L/2, determine the standard j ABO and then separately measure the fixed point and the wrong solid 3 ⁇ 43 ⁇ 4, Wo ij with a thousand»1 strip
- the M-ethanol is used to carry out the tree
- JB3 ⁇ 4W grain demand is indeed the size of the earne.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
- Woven Fabrics (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/945,279 US9846105B2 (en) | 2013-08-02 | 2015-11-18 | High-durability and long-scale-distance fiber grating sensor and manufacturing method therefor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310332548.1A CN103438815B (zh) | 2013-08-02 | 2013-08-02 | 一种高耐久长标距光纤光栅传感器及其制造方法 |
| CN201310332548.1 | 2013-08-02 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US14/945,279 Continuation-In-Part US9846105B2 (en) | 2013-08-02 | 2015-11-18 | High-durability and long-scale-distance fiber grating sensor and manufacturing method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2015014126A1 true WO2015014126A1 (zh) | 2015-02-05 |
Family
ID=49692511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2014/072967 Ceased WO2015014126A1 (zh) | 2013-08-02 | 2014-03-06 | 一种高耐久长标距光纤光栅传感器及其制造方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9846105B2 (zh) |
| CN (1) | CN103438815B (zh) |
| WO (1) | WO2015014126A1 (zh) |
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| CN106482659A (zh) * | 2016-12-30 | 2017-03-08 | 南京梦联桥传感科技有限公司 | 一种高精度长标距应变传感器 |
| CN106885529A (zh) * | 2017-04-26 | 2017-06-23 | 大连理工大学 | 一种长距离分布式光纤空间姿态监测传感器及工程实现方法 |
| US9846105B2 (en) | 2013-08-02 | 2017-12-19 | Southeast University | High-durability and long-scale-distance fiber grating sensor and manufacturing method therefor |
| CN111623900A (zh) * | 2020-05-18 | 2020-09-04 | 湘潭大学 | 一种高效fbg高温传感器及其工作、制作方法 |
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| CN111623900B (zh) * | 2020-05-18 | 2024-05-28 | 湘潭大学 | 一种高效fbg高温传感器及其工作、制作方法 |
| CN114087430A (zh) * | 2021-10-29 | 2022-02-25 | 西安理工大学 | 一种可实时监测应变的预应力钢筒混凝土管及制造方法 |
| CN114087430B (zh) * | 2021-10-29 | 2023-08-22 | 西安理工大学 | 一种可实时监测应变的预应力钢筒混凝土管及制造方法 |
| CN117144794A (zh) * | 2023-08-16 | 2023-12-01 | 中国建筑第八工程局有限公司 | 后装传感单元的智能索 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103438815B (zh) | 2015-07-08 |
| CN103438815A (zh) | 2013-12-11 |
| US20170108403A9 (en) | 2017-04-20 |
| US20160084733A1 (en) | 2016-03-24 |
| US9846105B2 (en) | 2017-12-19 |
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