CN109524222B - Internal placement method of probe of Peltier cavity pressure optical fiber sensor - Google Patents
Internal placement method of probe of Peltier cavity pressure optical fiber sensor Download PDFInfo
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- CN109524222B CN109524222B CN201811511960.9A CN201811511960A CN109524222B CN 109524222 B CN109524222 B CN 109524222B CN 201811511960 A CN201811511960 A CN 201811511960A CN 109524222 B CN109524222 B CN 109524222B
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- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
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Abstract
The invention provides an internal placement method of a probe of an amber cavity pressure optical fiber sensor, belonging to the technical field of transformers and being used for arranging the probe of the amber cavity pressure optical fiber sensor in a coil, placing the amber cavity pressure optical fiber from a head-out position when the coil is wound, and winding the amber cavity pressure optical fiber along with an electromagnetic wire; placing the Peltier cavity pressure optical fiber between the turns of the electromagnetic wire, coating and fixing the Peltier cavity pressure optical fiber with glue, and binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire with binding materials; and when the optical fiber is bound to the position of the Peltier cavity pressure grating, removing the insulation of the electromagnetic wire, binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire in a sticking way, and binding and fixing by using a binding material after the instant glue is cured. The invention is simple and reliable, ensures the mutual adaptation of the probe of the Peltier cavity pressure optical fiber sensor and the installation position, can meet the requirement of monitoring the transformer coil and simultaneously ensure the performance and the normal operation of the transformer, saves time and labor and improves the working efficiency.
Description
Technical Field
The invention belongs to the technical field of transformers, and particularly relates to an internal placement method of a probe of an optical fiber sensor with Peltier cavity pressure.
Background
Along with the development of science and technology, various industries are subjected to intelligentization, digital transformation and progress, and the installation of a sensor on a transformer gradually becomes a trend. How each sensor is installed can be different from the prior transformer manufacturing process, and the manufacturing process of the corresponding position needs to be changed according to the difference of the detection position required by the sensor, so that the sensor and the installation position are mutually adaptive, the requirement of the sensor can be met, and the performance of the transformer can be ensured.
The coil of the transformer is called as the heart of the transformer, the state of the coil cannot be determined in the running process of the transformer in the past, if the observation is needed, the coil can be seen only by carrying out a series of process treatments on the transformer if the observation is needed, then the state of the coil is determined through some tests, and finally whether the state of the coil is controllable is judged, so that a large amount of manpower, material resources and financial resources are consumed in the process.
Due to the fact that operation reexamination is carried out, economic cost is high, the coil inspection period is relatively long, if the inspection period does not reach, the coil is damaged, the transformer cannot operate, the loss is serious, and the coil Peltier cavity pressure optical fiber sensor is not installed in the prior art.
Disclosure of Invention
The invention aims to provide an internal placement method of a probe of an optical fiber sensor for Peltier cavity pressure, and aims to solve the problem that the state of a coil cannot be determined in the operation process of the existing transformer.
In order to achieve the purpose, the invention adopts the technical scheme that: the internal placement method of the probe of the Peltier cavity pressure optical fiber sensor is used for arranging the Peltier cavity pressure sensor in a coil, and is characterized by comprising the following steps of:
1) firstly, when winding a coil, selecting one turn or a plurality of turns; secondly, placing an amber pressure optical fiber from the position of the head of the selected linear turn, wherein 4 amber pressure gratings are arranged on the amber pressure optical fiber; winding the Peltier cavity pressure optical fiber along with an electromagnetic wire;
2) placing the Peltier cavity pressure optical fiber between the turns of the electromagnetic wire, coating and fixing the Peltier cavity pressure optical fiber with glue, and binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire by using a binding material;
3) when the position of the Peltier cavity pressure grating is bound, removing the insulating outer skin of the electromagnetic wire, pasting the Peltier cavity pressure optical fiber and the electromagnetic wire, bonding the two ends of the Peltier cavity pressure grating and the electromagnetic wire together by using instant glue, and binding and fixing by using a binding material after the instant glue is cured.
Further, the coil is a single or multiple continuous coil, in the step 1), after the first cake of the continuous coil is wound reversely, two circles of electromagnetic wires at the outermost side of the reverse cake are selected, the C-shaped clamp is used for clamping a coil cake and a leading-out end except the two circles of electromagnetic wires at the outermost side of the first cake of the continuous coil, the electromagnetic wires are loosened, and the C-shaped clamp is used for clamping the rest coil cake and the leading-out end.
Further, in the step 2), a Peltier cavity pressure optical fiber is placed from the outlet position of the two circles of electromagnetic wires at the outermost side of the selected reverse cake, the Peltier cavity pressure optical fiber is placed in the middle of the outer surface of the second circle of electromagnetic wire of the coil reverse cake, glue is used for smearing and fixing the Peltier cavity pressure optical fiber and the electromagnetic wires, and meanwhile, binding materials are used for binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wires; the method for placing the Peltier cavity pressure optical fiber among the turns in the other reverse-cake is the same as the method for placing the second turn.
Further, step 3) is further included after the two ends of the Peltier cavity pressure grating and the electromagnetic wire are bonded and then bound and fixed, step 4): fixing a first cake of the continuous coil in a reverse cake manner by using a C-shaped clamp at a coil transposition position, tensioning the electromagnetic wire by using a swinging wire tensioning device, winding a positive cake after bottom transposition is carried out, fixing the Peltier cavity pressure optical fiber on the coil when the positive cake is wound, and placing the Peltier cavity pressure optical fiber from an initial turn; placing the Peltier cavity pressure optical fiber in the middle of the outer surface of the second turn electromagnetic wire of the coil positive cake, coating and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire by using glue, and binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire by using a binding material;
when the last two turns of the coil are wound, the coil is wound along with the second turn of the electromagnetic wire, when the last turn of the coil is wound, the Peltier cavity pressure optical fiber on the reverse cake is wound on the supporting bar at intervals along with the electromagnetic wire on the outermost side, and the Peltier cavity pressure optical fiber is placed and bound and fixed by using a binding material during winding;
and alternately winding the positive and negative cakes until the whole coil winding is completed.
Further, the coil is a spiral coil, the wire turns selected in the step 1) are two adjacent wire turns, the amber-cavity pressure optical fiber is placed between the two adjacent wire turns, the amber-cavity pressure optical fiber is wound along with the electromagnetic wire, the amber-cavity pressure optical fiber is placed from the beginning of the coil, the amber-cavity pressure optical fiber is placed between the turns of the electromagnetic wire and is fixed by coating glue, and meanwhile, the amber-cavity pressure optical fiber and the electromagnetic wire are fixed by using a binding material.
Further, the glue used in step 2) is PVA glue.
Further, when the peltier cavity pressure optical fiber is placed at the outgoing position in the step 1), the peltier cavity pressure optical fiber is lower than the outgoing position.
Further, the 4 Peltier cavity pressure gratings in the step 1) are arranged at intervals of 1/4.
Further, the banding material is 22HCC Dannison crepe paper.
Furthermore, the binding mode of binding and fixing by using the binding material is fancy binding, butt binding and half-lap binding.
The internal placement method of the probe of the Peltier cavity pressure optical fiber sensor provided by the invention has the beneficial effects that: compared with the prior art, the internal placement method of the Peltier cavity pressure optical fiber sensor probe is simple and reliable, the Peltier cavity pressure optical fiber sensor probe and the installation position are ensured to be mutually adaptive, the requirement of monitoring a transformer coil can be met, the performance and normal operation of a transformer can be ensured, time and labor are saved, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an internal placement method of a probe of a peltier cavity pressure optical fiber sensor according to an embodiment of the present invention;
in the figure: 1. a Peltier cavity pressure optical fiber; 2. a Peltier cavity pressure grating; 3. and a coil.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a method for placing the inside of a probe of a peltier cavity pressure optical fiber 1 sensor according to the present invention will now be described. The internal placement method of the sensor probe of the Peltier cavity pressure optical fiber 1 is used for arranging the Peltier cavity pressure sensor in the coil 3, and comprises the following steps:
1) firstly, when winding the coil 3, selecting one turn or a plurality of turns; secondly, placing an amber pressure optical fiber 1 from the position of the head of the selected linear turn, wherein 4 amber pressure gratings 2 are arranged on the amber pressure optical fiber 1; winding the Peltier cavity pressure optical fiber 1 along with an electromagnetic wire;
2) placing the Peltier cavity pressure optical fiber 1 between the turns of the electromagnetic wire, coating and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using glue, and binding and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using a binding material;
3) when the position of the Peltier cavity pressure grating 2 is bound, removing the insulating sheath of the electromagnetic wire, tightly attaching the Peltier cavity pressure optical fiber 1 and the electromagnetic wire, bonding the two ends of the Peltier cavity pressure grating 2 and the electromagnetic wire together by using instant dry glue, and binding and fixing by using a binding material after the instant dry glue is cured.
The internal placement method of the sensor probe of the Peltier cavity pressure optical fiber 1 provided by the invention has the beneficial effects that: compared with the prior art, the internal placement method of the sensor probe of the Peltier cavity pressure optical fiber 1 is convenient to operate, simple and reliable, ensures that the sensor probe of the Peltier cavity pressure optical fiber 1 and the installation position are mutually adaptive, can meet the requirement of monitoring the transformer coil 3, can also ensure the performance and normal operation of the transformer, is time-saving and labor-saving, and improves the working efficiency.
As a specific implementation of the method for placing the inside of the probe of the peltier cavity pressure optical fiber 1 sensor provided by the present invention, referring to fig. 1, the coil 3 is a single or multiple continuous coils, after the first cake of the continuous coil is wound in a reverse cake manner in step 1), two outermost turns of electromagnetic wires of the reverse cake are selected, and the electromagnetic wires are loosened by using a C-shaped clip to clamp the cake and the outlet of the electromagnetic wires except for the two outermost turns of the electromagnetic wires of the first cake of the continuous coil; placing a Peltier cavity pressure optical fiber 1 from the outlet position of two circles of electromagnetic wires at the outermost side of the selected reverse cake in the step 2), placing the Peltier cavity pressure optical fiber 1 in the middle of the outer surface of the second circle of electromagnetic wire of the reverse cake of the coil 3, coating and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wires by using glue, and binding and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wires by using binding materials; the method for placing the Peltier cavity pressure optical fiber 1 among the turns in the other reverse cake is the same as the second turn placing method; step 3), the two ends of the Peltier cavity pressure grating 2 and the electromagnetic wire are bonded and then bound and fixed, and then the method further comprises the step 4): fixing a first cake of the continuous coil by using a C-shaped clamp at the position of the coil 3, tensioning the electromagnetic wire by using a swinging wire tensioning device, winding a positive cake after bottom transposition is carried out, fixing the Peltier cavity pressure optical fiber 1 on the coil 3 when the positive cake is wound, and placing the Peltier cavity pressure optical fiber 1 from the initial turn; placing the Peltier cavity pressure optical fiber 1 in the middle of the outer surface of the second turn electromagnetic wire of the positive cake of the coil 3, coating and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using glue, and binding and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using binding materials;
when the last two turns of the coil are wound, the coil is wound along with the second turn of the electromagnetic wire, when the last turn of the coil is wound, the Peltier cavity pressure optical fiber 1 on the reverse cake is wound at the supporting bar interval along with the electromagnetic wire on the outermost side, and the Peltier cavity pressure optical fiber 1 is placed and bound and fixed by using a binding material during winding;
and alternately winding the positive and negative cakes until the whole coil 3 is wound.
In this embodiment, the coil 3 is a single or multiple continuous coils, the first cake of the single or multiple continuous coils is generally a reverse cake, when the coil 3 is wound in step 1), the reverse cake is wound first, the peltier cavity pressure optical fiber 1 is placed on a selected turn of the reverse cake, then a positive cake is wound, and the peltier cavity pressure optical fiber 1 is repeatedly placed on the selected turn of the positive cake, specifically, the method for placing the peltier cavity pressure optical fiber 1 sensor probe inside the continuous coil is as follows:
firstly, winding a first cake reverse cake of a continuous coil, selecting two circles of electromagnetic wires at the outermost side of the reverse cake after the reverse cake winding is finished, clamping and removing a coil cake and a leading-out head outside the two circles of electromagnetic wires at the outermost side of the first cake reverse cake of the continuous coil by using a C-shaped clamp, and loosening the two circles of electromagnetic wires at the outermost side of the reverse cake of the continuous coil;
placing a Peltier cavity pressure optical fiber 1 from the outlet position of two circles of electromagnetic wires at the outermost side of the selected reverse cake, placing the Peltier cavity pressure optical fiber 1 in the middle of the outer surface of the second circle of electromagnetic wire of the reverse cake of the coil 3, coating and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wires by using glue, and simultaneously binding and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wires by using binding materials; the method for placing the Peltier cavity pressure optical fiber 1 among the turns in the other reverse cake is the same as the second turn placing method;
when the position of the Peltier cavity pressure grating 2 is bound, removing an insulating sheath of the electromagnetic wire, tightly attaching the Peltier cavity pressure optical fiber 1 and the electromagnetic wire, bonding two ends of the Peltier cavity pressure grating 2 and the electromagnetic wire together by using instant dry glue, and binding and fixing by using a binding material after the instant dry glue is cured to recover the insulation of the electromagnetic wire;
fixing a first cake of the continuous coil in a reversed cake manner by using a C-shaped clamp at the position of the coil 3, tensioning the electromagnetic wire by using a wire swinging tensioning device, and performing bottom transposition;
winding a positive cake, fixing the Peltier cavity pressure optical fiber 1 on the coil 3 when winding the positive cake, and placing the Peltier cavity pressure optical fiber 1 from the initial turn; placing the Peltier cavity pressure optical fiber 1 in the middle of the outer surface of the second turn electromagnetic wire of the positive cake of the coil 3, coating and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using glue, and binding and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using binding materials;
when the last two turns of the coil are wound, the coil is wound along with the second turn of the electromagnetic wire, when the last turn of the coil is wound, the Peltier cavity pressure optical fiber 1 on the reverse cake is wound at the supporting bar interval along with the electromagnetic wire on the outermost side, and the Peltier cavity pressure optical fiber 1 is placed and bound and fixed by using a binding material during winding;
and alternately winding the positive and negative cakes until the whole coil 3 is wound.
Referring to fig. 1, the coil 3 is a spiral coil, the wire turns selected in step 1) are two adjacent wire turns, the peltier cavity pressure optical fiber 1 is placed between the two adjacent wire turns, the peltier cavity pressure optical fiber 1 is wound along with an electromagnetic wire, the peltier cavity pressure optical fiber 1 is placed between the two adjacent wire turns from the beginning of the winding, the peltier cavity pressure optical fiber 1 is placed between the two adjacent wire turns, glue is used for smearing and fixing the peltier cavity pressure optical fiber 1 and the electromagnetic wire, and binding materials are used for binding and fixing the peltier cavity pressure optical fiber 1 and the electromagnetic wire.
In this embodiment, the coil 3 is a spiral coil, the spiral coil is a single spiral or multi-spiral coil, and specifically, the method for placing the probe of the peltier cavity pressure optical fiber 1 sensor inside the spiral coil is as follows:
firstly, when a spiral coil is wound, two adjacent turns of wire are used for placing the Peltier cavity pressure optical fiber 1 between the turns of the two selected adjacent turns of wire, and the inner turns can be selected and placed for multiple times; preferably, turn intervals between turns of the first turn and the second turn or turn intervals between turns of the third turn and the fourth turn are selected;
secondly, placing an amber pressure optical fiber 1 from the turn-off position of the selected turn, wherein 4 amber pressure gratings 2 are arranged on the amber pressure optical fiber 1; placing the Peltier cavity pressure optical fiber 1 between the turns of the electromagnetic wire, winding the Peltier cavity pressure optical fiber 1 along with the electromagnetic wire, smearing and fixing the Peltier cavity pressure optical fiber 1 with glue, and binding and fixing the Peltier cavity pressure optical fiber 1 and the electromagnetic wire by using binding materials;
wrapping the Peltier cavity pressure optical fiber 1 along with the electromagnetic wire, removing the insulating outer skin of the electromagnetic wire when wrapping the position of the Peltier cavity pressure grating 2, sticking the Peltier cavity pressure optical fiber 1 and the electromagnetic wire, bonding the two ends of the Peltier cavity pressure grating 2 and the electromagnetic wire together by using instant dry glue, and binding and fixing by using a binding material after the instant dry glue is solidified to recover the insulation of the electromagnetic wire.
As a specific implementation of the method for placing the probe of the peltier cavity pressure optical fiber 1 sensor inside, please refer to fig. 1, the glue used in step 2) is PVA glue; placing the optical fiber 1 in the middle of the outer surface of the electromagnetic wire, smearing PVA glue for temporary fixation, wrapping with 22HCC Dannison crepe paper, and fixing the optical fiber 1 and the electromagnetic wire; PVA glue adhesion is strong, and drying rate is fast, and is nontoxic harmless for bond together amber chamber pressure optic fibre 1 and electromagnetic wire temporarily, the adhesion is stronger, guarantees that relative position can not change between amber chamber pressure optic fibre 1 and the electromagnetic wire, the going on smoothly of the ligature process of being convenient for.
As a specific implementation manner of the method for placing the sensor probe of the peltier cavity pressure optical fiber 1 provided by the present invention, please refer to fig. 1, when the peltier cavity pressure optical fiber 1 is placed at the outgoing position in step 1), the peltier cavity pressure optical fiber 1 is lower than the outgoing position; the output end of the coil 3 is not followed by the Peltier cavity pressure optical fiber 1, so that the damage of the Peltier cavity pressure optical fiber 1 is avoided.
As a specific implementation manner of the method for placing the inside of the sensor probe of the peltier cavity pressure optical fiber 1 provided by the present invention, please refer to fig. 1, the placement positions of the 4 peltier cavity pressure gratings 2 in step 1) are set one at every 1/4; the Peltier cavity pressure grating 2 is a measuring point of the Peltier cavity pressure optical fiber 1, and 4 measuring points are arranged to facilitate omnibearing monitoring of the state of the transformer coil 3.
As a specific implementation of the method for placing the sensor probe inside the peltier cavity pressure optical fiber 1 provided by the present invention, please refer to fig. 1, the binding material is 22HCC dannison crepe paper, the 22HCC dannison crepe paper has good mechanical strength, elongation and thermal stability, is thin and has high tensile strength and light weight, the quality of the transformer can be reduced by using the paper, and the wrapping with the paper can ensure tight wrapping without swelling; the possibility of partial discharge of the transformer is reduced, and the mechanical strength of the body of the power transformer is enhanced.
As a specific implementation of the method for placing the probe of the sensor of the peltier cavity pressure optical fiber 1 provided by the present invention, please refer to fig. 1, the binding manner of using the binding material to perform binding and fixing is fancy binding, butt binding and half-lap binding.
The internal placement method of the probe of the Peltier cavity pressure optical fiber sensor provided by the invention has the beneficial effects that: compared with the prior art, the internal placement method of the Peltier cavity pressure optical fiber sensor probe is convenient to operate, simple and reliable, ensures that the Peltier cavity pressure optical fiber sensor probe and the installation position are mutually adaptive, can meet the requirement of monitoring a transformer coil and can also ensure the performance and normal operation of a transformer, is time-saving and labor-saving, and improves the working efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An internal placement method of a probe of a Peltier cavity pressure optical fiber sensor is used for arranging the Peltier cavity pressure sensor in a coil, and is characterized by comprising the following steps:
1) firstly, when winding a coil, selecting one turn or a plurality of turns; secondly, placing an amber pressure optical fiber from the position of the head of the selected linear turn, wherein 4 amber pressure gratings are arranged on the amber pressure optical fiber; winding the Peltier cavity pressure optical fiber along with an electromagnetic wire;
2) placing the Peltier cavity pressure optical fiber between the turns of the electromagnetic wire, coating and fixing the Peltier cavity pressure optical fiber with glue, and binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire by using a binding material;
3) when the position of the Peltier cavity pressure grating is bound, removing the insulating outer skin of the electromagnetic wire, pasting the Peltier cavity pressure grating and the electromagnetic wire tightly, bonding the two ends of the Peltier cavity pressure grating and the electromagnetic wire together by using instant glue, and binding and fixing by using a binding material after the instant glue is solidified.
2. The method of claim 1, wherein the coil is a single or multiple continuous coils, and in step 1), after the first cake of the continuous coils is reversely wound, two outermost turns of the reverse cake are selected, wherein one outermost turn of the electromagnetic wire is a first turn of the electromagnetic wire, the other outermost turn of the electromagnetic wire is a second turn of the electromagnetic wire, the cake except for the second outermost turn of the electromagnetic wire of the first cake of the continuous coils is clamped from the side by using a C-shaped clamp, the first turn of the electromagnetic wire is loosened, and then another C-shaped clamp is used for clamping the head from the side.
3. The internal placement method of the probe of the Peltier cavity pressure optical fiber sensor, as claimed in claim 2, wherein in step 2), the Peltier cavity pressure optical fiber is placed from the position of the selected outlet of the second turn of the electromagnetic wire on the outermost side of the anti-pie, the Peltier cavity pressure optical fiber is placed in the middle of the outer surface of the second turn of the electromagnetic wire of the anti-pie of the coil, and is fixed by coating with glue, and meanwhile, the Peltier cavity pressure optical fiber and the electromagnetic wire are bound and fixed by using a binding material; the method for placing the Peltier cavity pressure optical fiber among the turns in the other reverse-cake is the same as the method for placing the second turn.
4. The internal placement method of the probe of the Peltier cavity pressure optical fiber sensor, according to claim 3, wherein after the two ends of the Peltier cavity pressure grating and the electromagnetic wire are pasted together and bound and fixed in the step 3), the method further comprises a step 4): fixing a first cake of the continuous coil in a reverse cake manner by using a C-shaped clamp at a coil transposition position, tensioning the electromagnetic wire by using a swinging wire tensioning device, winding a positive cake after bottom transposition is carried out, fixing the Peltier cavity pressure optical fiber on the coil when the positive cake is wound, and placing the Peltier cavity pressure optical fiber from an initial turn; placing the Peltier cavity pressure optical fiber in the middle of the outer surface of the second turn electromagnetic wire of the coil positive cake, coating and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire by using glue, and binding and fixing the Peltier cavity pressure optical fiber and the electromagnetic wire by using a binding material;
when the last two turns of the wound magnetic wire are wound, the Peltier cavity pressure optical fiber is placed above the second turn of the magnetic wire and wound along with the second turn of the magnetic wire, the Peltier cavity pressure optical fiber and the second turn of the magnetic wire are bound together while winding, and the wound magnetic wire is wound to the first turn of the magnetic wire and bound and fixed by using a binding material;
and alternately winding the positive and negative cakes until the whole coil winding is completed.
5. The method of claim 1, wherein the method comprises the steps of: the coil is a spiral coil, the wire turns selected in the step 1) are two adjacent wire turns, the Peltier cavity pressure optical fiber is placed between the two adjacent wire turns, the Peltier cavity pressure optical fiber is wound along with the electromagnetic wire, the Peltier cavity pressure optical fiber is placed from the turn at the leading position, the Peltier cavity pressure optical fiber is placed between the turns of the electromagnetic wire and is coated and fixed by glue, and meanwhile, the Peltier cavity pressure optical fiber and the electromagnetic wire are bound and fixed by using a binding material.
6. The method for internally placing the probe of the Peltier-cavity pressure optical fiber sensor according to any one of claims 1 to 5, wherein the glue used in the step 2) is PVA glue.
7. The method for internally placing the probe of the peltier cavity pressure optical fiber sensor as claimed in claim 6, wherein the peltier cavity pressure optical fiber is lower than the outbound position when the peltier cavity pressure optical fiber is placed at the outbound position in the step 1).
8. The method for internally placing the probe of the Peltier cavity pressure optical fiber sensor, according to claim 7, wherein the 4 Peltier cavity pressure gratings in the step 1) are arranged at intervals of 1/4 along the axial height of the coil.
9. The method of claim 8, wherein the banding material is 22HCC Dannison crepe paper.
10. The internal placement method of the probe of the Peltier-cavity pressure optical fiber sensor, according to claim 9, wherein the binding manner of binding and fixing by using the binding material is fancy binding, butt binding or half-stack binding.
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CN1365442A (en) * | 1999-07-28 | 2002-08-21 | Abb专利有限公司 | Device for measuring the contact pressure of a winding press element in an output transformer |
CN204386591U (en) * | 2014-12-25 | 2015-06-10 | 中国海洋石油总公司 | Optical fiber pressure measures arrangement |
WO2015183298A1 (en) * | 2014-05-30 | 2015-12-03 | General Electric Company | Systems for monitoring power transformers and method of operating the same |
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WO2012138317A1 (en) * | 2011-04-04 | 2012-10-11 | Weidmann Electrical Technology, Inc. | Clamping force sensor assembly for monitoring transformer degradation |
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CN1365442A (en) * | 1999-07-28 | 2002-08-21 | Abb专利有限公司 | Device for measuring the contact pressure of a winding press element in an output transformer |
WO2015183298A1 (en) * | 2014-05-30 | 2015-12-03 | General Electric Company | Systems for monitoring power transformers and method of operating the same |
CN204386591U (en) * | 2014-12-25 | 2015-06-10 | 中国海洋石油总公司 | Optical fiber pressure measures arrangement |
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