CN106154010A - A kind of exoskeletal fiber-optic current sensor ring and preparation method thereof - Google Patents
A kind of exoskeletal fiber-optic current sensor ring and preparation method thereof Download PDFInfo
- Publication number
- CN106154010A CN106154010A CN201510144187.7A CN201510144187A CN106154010A CN 106154010 A CN106154010 A CN 106154010A CN 201510144187 A CN201510144187 A CN 201510144187A CN 106154010 A CN106154010 A CN 106154010A
- Authority
- CN
- China
- Prior art keywords
- optical cable
- optical
- frock
- fiber
- sensor ring
- 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.)
- Granted
Links
Abstract
The invention belongs to technical field of power systems, be specifically related to a kind of exoskeletal fiber-optic current sensor ring and manufacture method thereof.The exoskeletal fiber-optic current sensor ring of the present invention, including optical cable, reflecting mirror and quarter wave plate；Described optical cable by first the most from top to bottom, after encompass inside and outside two circles from bottom to top, closely arrange between two adjacent optical cables, and use ultraviolet cured adhesive bonding；The initiating terminal of optical cable and end end are arranged side by side, and initiating terminal is connected with reflecting mirror, terminate end and are connected with quarter wave plate.The present invention solves the skeleton of skeleton sensing ring easily to be affected by ambient temperature change, thus to sensing ring generation effect, the problem affecting the certainty of measurement of optical fiber current mutual inductor, the birefringence of the sensitive optical fibre of the exoskeletal fiber-optic current sensor ring provided is susceptible to the impact of ambient temperature change, full temperature measurement precision stability is good, reliability is high, it is ensured that certainty of measurement.
Description
Technical field
The invention belongs to technical field of power systems, be specifically related to a kind of exoskeletal fiber-optic current sensor ring and manufacture method thereof.
Background technology
Optical fiber current mutual inductor is a kind of photoelectric sensor based on Faraday effect, there is good insulating, without magnetic saturation and safety high, it is the ideal product substituting conventional current transformer, New Generation of Intelligent transformer station has the status that can not be substituted and wide market prospect.The light path scheme that optical fiber current mutual inductor is commonly used the most both at home and abroad is that straight wave guide is reflective.The advantage of this scheme is to make two-beam ripple on same path strict " synchronization " by a reflecting mirror, reaches " holohedral symmetry " light path.This means have more preferable capacity of resisting disturbance, can be substantially reduced temperature, the vibration impact on light path so that stability of layout improves, and do not have the interference that gyroscopic effect causes, the most reflective scheme has more advantage in terms of ensureing certainty of measurement.
As the topmost sensing element of optical fiber current mutual inductor, sensing ring is usually and is made up of a ring skeleton and the optical fiber that is wound on skeleton, structure is as shown in Figure 1, owing to the certainty of measurement of optical fiber current mutual inductor can change along with the STRESS VARIATION of sensing ring, therefore to ensure the accuracy of current measurement precision, require that sensitive optical fibre is when being disturbed (such as variations in temperature etc.), the birefringence change of sensitive optical fibre is only the most relevant to the material of sensitive optical fibre, is not affected by other external stress.Otherwise, the birefringence of sensitive optical fibre will change, and cause demodulating the signal obtained and will comprise stress birfringence error, and this error hardly results in and compensates accurately.And in actual applications, sensing ring generally uses support, i.e. need to be fixed in the framing structure of certain metal or nonmetallic materials making.Owing to metal and nonmetallic thermal coefficient of expansion are far longer than the thermal coefficient of expansion of optical fiber, so when ambient temperature changes, the change of skeleton itself can be to sensing ring generation effect, and the stress field of sensing ring is inevitably affected, thus affects optical fiber current mutual inductor certainty of measurement.
Summary of the invention
The technical issues that need to address of the present invention are: have the skeleton of skeleton sensing ring easily to be affected by ambient temperature change, thus to sensing ring generation effect, affect the certainty of measurement of optical fiber current mutual inductor.
Technical scheme is as described below:
A kind of exoskeletal fiber-optic current sensor ring, including optical cable, reflecting mirror and quarter wave plate；Described optical cable by first the most from top to bottom, after encompass inside and outside two circles from bottom to top, closely arrange between two adjacent optical cables, and use ultraviolet cured adhesive bonding；The initiating terminal of optical cable and end end are arranged side by side, and initiating terminal is connected with reflecting mirror, terminate end and are connected with quarter wave plate.
Preferably; described optical cable by: pe sheath, aramid fiber yarn, Loose tube, sleeve pipe fill oil and bare fibre constitute; the center of optical cable is bare fibre; Loose tube is wrapped in outside bare fibre; between Loose tube and bare fibre, oil filled by filling sleeve pipe; aramid fiber yarn is covered in Loose tube outer layer, and polyethylene protection set is arranged at the outer layer of aramid fiber yarn.
Preferably, bare fibre is naked spun optical fiber, a diameter of 250 μm, diameter 255 ± 1 μm of Loose tube, and oil filled by sleeve pipe is special waterproof optical fiber ointment.
The manufacture method of a kind of exoskeletal fiber-optic current sensor ring, comprises the following steps:
Step 1, optical cable, frock making
Being placed on by bare fibre on optical fiber cable equipment and make optical cable, described optical cable is followed successively by pe sheath, aramid fiber yarn, Loose tube, sleeve pipe filling oil and bare fibre within outer；
Being screwed and assemble frock, and at frock inner surface coating release agent, described frock has upper and lower cover and support, described support is barrel-shaped structure, and the diameter of upper and lower cover is more than stent diameter, and frock uses aluminum alloy materials to make.
Step 2, internal layer make
The one of optical cable is fixed on frock upper cover lower surface any place, it is wound around with fixing point for starting point, support is fixed on cap upper surface under frock from top to bottom after full one layer, keeps seamless between two optical cables adjacent during winding, and winding of single layer is in rack surface；
After winding completes, the surface of optical cable uniformly fills ultraviolet cured adhesive, Hg lamp irradiation 5 minutes, after solidification, stands 10 minutes.
Step 3, outer layer make
After solidification standing terminates, decontrol the optical cable fixing point at frock lower cover, by bottom-up for optical cable until being wound around back the fixing point of frock upper cover, terminating to be wound around, between two optical cables adjacent during winding, keeping seamless, and winding of single layer；
Winding fixes optical cable after terminating, and two fixing points are arranged side by side, uniformly fills ultraviolet cured adhesive, Hg lamp irradiation 5 minutes, stand 10 minutes after solidification on the outer layer of optical cable.
Step 4, dismounting frock
Releasing two fixing points that optical cable covers in frock, remove frock, optical fiber loop takes off bone, obtains skeleton-free fiber loop circle.
Step 5, reflecting mirror and wave plate are installed
The optical cable of the exoskeletal Fibre Optical Sensor ring upper step obtained goes out, enters end welding reflecting mirror, quarter wave plate respectively, enters to hold welding reflecting mirror, goes out to hold welding quarter wave plate, be fixed in plane on optical fiber loop side by side with 704 glue afterwards；Re-use after the Fibre Optical Sensor ring obtained need to be stood 72 hours.
The invention have the benefit that
(1) birefringence of the sensitive optical fibre of the exoskeletal fiber-optic current sensor ring of the present invention is susceptible to the impact of ambient temperature change, and full temperature measurement precision stability is good, reliability is high, it is ensured that certainty of measurement.
(2) the exoskeletal fiber-optic current sensor ring manufacture method scheme that the present invention proposes is reasonable, make simple, strong operability.
Accompanying drawing explanation
The skeleton that has that Fig. 1 is traditional senses ring contour structures schematic diagram；
Fig. 2 is the exoskeletal Fibre Optical Sensor ring schematic diagram of the present invention；
Fig. 3 is exoskeletal Fibre Optical Sensor ring schematic cross-section；
Fig. 4 is the exoskeletal Fibre Optical Sensor ring manufacture method schematic diagram of the present invention；
Wherein, 1-optical fiber, 2-skeleton, 3-optical cable, 4-aluminium alloy lower cover, 5-releasing agent, 6-pe sheath, 7-aramid fiber yarn, 8-Loose tube, 9-ultraviolet cured adhesive, 10-sleeve pipe fills oil, 11-bare fibre, 12-reflecting mirror, 13-1/4 wave plate.
Detailed description of the invention
With embodiment, one exoskeletal fiber-optic current sensor ring and the manufacture method thereof of the present invention are described in detail below in conjunction with the accompanying drawings.
The exoskeletal fiber-optic current sensor ring profile of the present invention is as in figure 2 it is shown, it includes optical cable 3, reflecting mirror 12 and quarter wave plate 13.Described optical cable 3 by first the most from top to bottom, after encompass inside and outside two circles from bottom to top, closely arrange between two adjacent optical cables 3, and use ultraviolet cured adhesive 9 bonding；The initiating terminal of optical cable 3 and end end are arranged side by side, and initiating terminal is connected with reflecting mirror 12, terminate end and are connected with quarter wave plate 13,
As shown in Figure 3; described optical cable 3 by: pe sheath 6, aramid fiber yarn 7, Loose tube 8, sleeve pipe fill oil 10 and naked spun optical fiber 11 constitute; the center of optical cable 3 is naked spun optical fiber 11; Loose tube 8 is wrapped in outside naked spun optical fiber 11; between Loose tube 8 and naked spun optical fiber 11, oil 10 filled by filling sleeve pipe; aramid fiber yarn 7 is covered in Loose tube 8 outer layer, and polyethylene protection set 6 is arranged at the outer layer of aramid fiber yarn 7.
A diameter of 250 μm of naked spun optical fiber, Loose tube diameter 255 ± 1 μm, oil filled by sleeve pipe is special waterproof optical fiber ointment.
As shown in Figure 4, the manufacture method of above-mentioned exoskeletal fiber-optic current sensor ring comprises the following steps:
Step 1, optical cable, frock making
Being placed on optical fiber cable equipment by naked spun optical fiber 11 and make optical cable 3, described optical cable 3 is followed successively by pe sheath 6, aramid fiber yarn 7, Loose tube 8, sleeve pipe filling oil 10 and naked spun optical fiber 11 within outer.
Being screwed and assemble frock, and at frock inner surface coating release agent, described frock has upper and lower cover and support, described support is barrel-shaped structure, and the diameter of upper and lower cover is more than stent diameter, and frock uses aluminum alloy materials to make.
Step 2, internal layer make
One of optical cable 3 is fixed on frock upper cover lower surface any place, it is wound around with fixing point for starting point, support is fixed on cap upper surface under frock from top to bottom after full one layer, keeps seamless between two optical cables adjacent during winding, and winding of single layer is in rack surface.
After winding completes, the surface of optical cable 3 uniformly fills ultraviolet cured adhesive, Hg lamp irradiation 5 minutes, after solidification, stands 10 minutes.
Step 3, outer layer make
After solidification standing terminates, decontrol the optical cable 3 fixing point at frock lower cover, by bottom-up for optical cable 3 until being wound around back the fixing point of frock upper cover, terminating to be wound around, between two optical cables adjacent during winding, keeping seamless, and winding of single layer.
Winding fixes optical cable after terminating, and two fixing points are arranged side by side, uniformly fills ultraviolet cured adhesive, Hg lamp irradiation 5 minutes, stand 10 minutes after solidification on the outer layer of optical cable 3.
Step 4, dismounting frock
Releasing two fixing points that optical cable 3 covers in frock, remove frock, optical fiber loop takes off bone, obtains skeleton-free fiber loop circle；
Step 5, reflecting mirror and wave plate are installed
The optical cable (3) of the exoskeletal Fibre Optical Sensor ring upper step obtained goes out, enters end welding reflecting mirror 12 and quarter wave plate 13 respectively, enters to hold welding reflecting mirror 12, goes out to hold welding quarter wave plate 13, be fixed in plane on optical fiber loop side by side with 704 glue afterwards.Re-use after the Fibre Optical Sensor ring obtained need to be stood 72 hours.
Claims (4)
1. an exoskeletal fiber-optic current sensor ring, including optical cable (3), reflecting mirror (12) and 1/4
Wave plate (13)；It is characterized in that: described optical cable (3) by first the most from top to bottom, after encompass from bottom to top
Inside and outside two circles, closely arrange between two adjacent optical cables (3), and use ultraviolet cured adhesive (9)
Bonding；The initiating terminal of optical cable (3) and end end are arranged side by side, and initiating terminal is connected with reflecting mirror (12),
Terminate end to be connected with quarter wave plate (13).
Exoskeletal fiber-optic current sensor ring the most as claimed in claim 1, it is characterised in that: described light
Cable (3) by: pe sheath (6), aramid fiber yarn (7), Loose tube (8), sleeve pipe fill oil (10)
Constituting with bare fibre (11), the center of optical cable (3) is bare fibre (11), and Loose tube (8) is wrapped in
Outside bare fibre (11), between Loose tube (8) and bare fibre (11), oil (10) filled by filling sleeve pipe,
Aramid fiber yarn (7) is covered in Loose tube (8) outer layer, and polyethylene protection set (6) is arranged at aramid fiber yarn (7)
Outer layer.
Exoskeletal fiber-optic current sensor ring the most as claimed in claim 2, it is characterised in that: bare fibre
(11) it is naked spun optical fiber, a diameter of 250 μm, diameter 255 ± 1 μm of Loose tube (8), sleeve pipe
Filling oil (10) is special waterproof optical fiber ointment.
4. the manufacture method of an exoskeletal fiber-optic current sensor ring, it is characterised in that include following step
Rapid:
Step 1, optical cable, frock making
Being placed on optical fiber cable equipment by bare fibre (11) and make optical cable (3), described optical cable (3) is from outward
Within be followed successively by pe sheath (6), aramid fiber yarn (7), Loose tube (8), sleeve pipe fill oil (10)
With bare fibre (11)；
Be screwed and assemble frock, and at frock inner surface coating release agent, described frock have upper,
Lower cover and support, described support is barrel-shaped structure, and the diameter of upper and lower cover is more than stent diameter, frock
Employing aluminum alloy materials is made.
Step 2, internal layer make
One of optical cable (3) is fixed on frock upper cover lower surface any place, is wound around for starting point with fixing point,
Support is fixed on cap upper surface under frock from top to bottom after full one layer, two light adjacent during winding
Keep seamless between cable, and winding of single layer is in rack surface；
After winding completes, the surface of optical cable (3) uniformly fills ultraviolet cured adhesive, Hg lamp irradiation 5
Minute, stand 10 minutes after solidification.
Step 3, outer layer make
After solidification standing terminates, decontrol the optical cable (3) fixing point at frock lower cover, by optical cable (3) certainly
Under upwards until being wound around back the fixing point of frock upper cover, terminate be wound around, two optical cables adjacent during winding it
Between keep seamless, and winding of single layer；
Winding fixes optical cable after terminating, and two fixing points are arranged side by side, uniformly fill purple on the outer layer of optical cable (3)
Outer optic-solidified adhesive, Hg lamp irradiation 5 minutes, stand 10 minutes after solidification.
Step 4, dismounting frock
Releasing two fixing points that optical cable (3) covers in frock, remove frock, optical fiber loop takes off bone,
Obtain skeleton-free fiber loop circle.
Step 5, reflecting mirror and wave plate are installed
The optical cable (3) of the exoskeletal Fibre Optical Sensor ring upper step obtained goes out, enters end welding reflecting mirror respectively
(12), quarter wave plate (13), enter to hold welding reflecting mirror (12), go out to hold welding quarter wave plate (13), it
It is fixed in plane on optical fiber loop side by side afterwards with 704 glue；The Fibre Optical Sensor ring obtained need to be stood 72 little
Re-use time after.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510144187.7A CN106154010B (en) | 2015-03-30 | 2015-03-30 | A kind of exoskeletal fiber-optic current sensor ring and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510144187.7A CN106154010B (en) | 2015-03-30 | 2015-03-30 | A kind of exoskeletal fiber-optic current sensor ring and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106154010A true CN106154010A (en) | 2016-11-23 |
| CN106154010B CN106154010B (en) | 2019-01-01 |
Family
ID=57340498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510144187.7A Active CN106154010B (en) | 2015-03-30 | 2015-03-30 | A kind of exoskeletal fiber-optic current sensor ring and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106154010B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813804A (en) * | 2017-01-21 | 2017-06-09 | 张家港市欧微自动化研发有限公司 | A kind of preparation method of microwave photon temperature-sensing system |
| CN106840136A (en) * | 2017-03-27 | 2017-06-13 | 株洲菲斯罗克光电技术有限公司 | The preparation method and fiber optic loop of a kind of fiber optic loop |
| CN106950643A (en) * | 2017-04-20 | 2017-07-14 | 湖北工业大学 | A kind of new big covering sensor fibre and its Fibre Optical Sensor ring |
| CN108168576A (en) * | 2017-12-15 | 2018-06-15 | 中国船舶重工集团公司第七0七研究所 | One kind is used for the symmetrical coiling method of optical fibre gyro ring tail optical fiber |
| CN109374751A (en) * | 2018-11-01 | 2019-02-22 | 北京航空航天大学 | A kind of fiber optic loop acoustic emission sensor and packaging method |
| CN109884363A (en) * | 2017-12-06 | 2019-06-14 | 北京自动化控制设备研究所 | A kind of optical fiber current mutual inductor of low humidity sensibility |
| CN110646657A (en) * | 2018-06-26 | 2020-01-03 | 北京自动化控制设备研究所 | Low-humidity sensitive optical fiber current transformer |
| CN110954725A (en) * | 2018-09-27 | 2020-04-03 | 北京自动化控制设备研究所 | Method for manufacturing polarization-maintaining delay ring for high-precision fiber current transformer |
| CN113341518A (en) * | 2021-06-16 | 2021-09-03 | 长飞光纤光缆股份有限公司 | Sensing optical cable for optical fiber current transformer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1261880B1 (en) * | 2000-02-28 | 2004-04-21 | KVH Industries, Inc. | Faraday-effect current sensor with improved vibration response |
| CN101303373A (en) * | 2008-07-10 | 2008-11-12 | 中国航天时代电子公司 | Method for manufacturing optical fiber current sensor sensitivity coil |
| CN101551249A (en) * | 2008-11-19 | 2009-10-07 | 北京航天时代光电科技有限公司 | Detachable framework and optical fiber coil preparation method realized by using the framework |
-
2015
- 2015-03-30 CN CN201510144187.7A patent/CN106154010B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1261880B1 (en) * | 2000-02-28 | 2004-04-21 | KVH Industries, Inc. | Faraday-effect current sensor with improved vibration response |
| CN101303373A (en) * | 2008-07-10 | 2008-11-12 | 中国航天时代电子公司 | Method for manufacturing optical fiber current sensor sensitivity coil |
| CN101551249A (en) * | 2008-11-19 | 2009-10-07 | 北京航天时代光电科技有限公司 | Detachable framework and optical fiber coil preparation method realized by using the framework |
Non-Patent Citations (1)
| Title |
|---|
| 延凤平 等: "光纤陀螺温度补偿方案研究", 《光学学报》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813804A (en) * | 2017-01-21 | 2017-06-09 | 张家港市欧微自动化研发有限公司 | A kind of preparation method of microwave photon temperature-sensing system |
| CN106840136A (en) * | 2017-03-27 | 2017-06-13 | 株洲菲斯罗克光电技术有限公司 | The preparation method and fiber optic loop of a kind of fiber optic loop |
| CN106950643A (en) * | 2017-04-20 | 2017-07-14 | 湖北工业大学 | A kind of new big covering sensor fibre and its Fibre Optical Sensor ring |
| CN106950643B (en) * | 2017-04-20 | 2019-06-11 | 湖北工业大学 | The novel big covering sensor fibre of one kind and its Fibre Optical Sensor ring |
| CN109884363A (en) * | 2017-12-06 | 2019-06-14 | 北京自动化控制设备研究所 | A kind of optical fiber current mutual inductor of low humidity sensibility |
| CN108168576A (en) * | 2017-12-15 | 2018-06-15 | 中国船舶重工集团公司第七0七研究所 | One kind is used for the symmetrical coiling method of optical fibre gyro ring tail optical fiber |
| CN110646657A (en) * | 2018-06-26 | 2020-01-03 | 北京自动化控制设备研究所 | Low-humidity sensitive optical fiber current transformer |
| CN110954725A (en) * | 2018-09-27 | 2020-04-03 | 北京自动化控制设备研究所 | Method for manufacturing polarization-maintaining delay ring for high-precision fiber current transformer |
| CN109374751A (en) * | 2018-11-01 | 2019-02-22 | 北京航空航天大学 | A kind of fiber optic loop acoustic emission sensor and packaging method |
| CN113341518A (en) * | 2021-06-16 | 2021-09-03 | 长飞光纤光缆股份有限公司 | Sensing optical cable for optical fiber current transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106154010B (en) | 2019-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106154010A (en) | A kind of exoskeletal fiber-optic current sensor ring and preparation method thereof | |
| CN101915576B (en) | Optical fiber loop for optical fiber gyroscope | |
| CN109211218B (en) | Optical fiber ring for optical fiber gyroscope and optical fiber ring processing method | |
| CN201772882U (en) | Thermal insulation device used in fiber optic gyroscope | |
| CN108088466B (en) | Precision winding method for optical fiber ring | |
| CN103592495A (en) | All optical-fiber current sensor based on magnetic fluid and multi-mode interference and detection method | |
| EP2860493B1 (en) | Sensing coil for fiber optic gyroscopes and manufacturing method for same | |
| CN102116623A (en) | Optical fiber ring winding method | |
| US9770862B2 (en) | Method of making adhesion between an optical waveguide structure and thermoplastic polymers | |
| CN208999476U (en) | A kind of optical fiber type voltage transformer | |
| CN104251709B (en) | Preparation method of optic fiber sensing ring capable of releasing internal winding stress force | |
| CN106597052B (en) | A kind of production method of novel all-fiber current transformator and its interference part | |
| CN109443341B (en) | Circuit circuit detachable ultra-small volume photoelectric separation type optical fiber gyroscope | |
| CN108592901A (en) | A kind of Double-pillar fiber optic loop around ring skeleton | |
| CN108168576A (en) | One kind is used for the symmetrical coiling method of optical fibre gyro ring tail optical fiber | |
| CN106153999B (en) | A kind of optical fiber current mutual inductor sensing ring production method of high reliability | |
| CN204154936U (en) | Splice tray in the middle of a kind of optical fiber composite medium-pressure cable light unit | |
| CN105910597A (en) | Combined type fiber loop framework for fiber-optic gyroscope | |
| CN103512593B (en) | A kind of Rules for Embedded FBG Sensors and method for making | |
| CN109211432A (en) | A method of fiber optic loop Temperature Distribution in test optical fibre gyro | |
| CN201837395U (en) | Optical fiber loop for optical fiber peg-top | |
| CN104614017A (en) | Distributed strain and stress monitoring method of electric aerial optical cables based on double-tube special-shaped structure | |
| CN108845389A (en) | A kind of polarization maintaining optical fibre | |
| CN204065206U (en) | A kind of optical fiber sensing ring | |
| CN105928502A (en) | Combined type optical fiber ring skeleton for optical fiber gyroscope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |