CN113984242A - Temperature field measuring method of three-pillar insulator - Google Patents
Temperature field measuring method of three-pillar insulator Download PDFInfo
- Publication number
- CN113984242A CN113984242A CN202111323060.3A CN202111323060A CN113984242A CN 113984242 A CN113984242 A CN 113984242A CN 202111323060 A CN202111323060 A CN 202111323060A CN 113984242 A CN113984242 A CN 113984242A
- Authority
- CN
- China
- Prior art keywords
- temperature
- post insulator
- measuring
- gil
- temperature field
- 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.)
- Pending
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- 239000000565 sealant Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000003878 thermal aging Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
Abstract
The method comprises the first step of bonding a plurality of temperature sensors on the surface of a three-post insulator, placing the three-post insulator into a GIL shell, the second step of connecting the wiring of the plurality of temperature sensors to a temperature collector outside the GIL shell through an opening of the GIL shell, sealing the opening after the wiring is led out, the third step of applying voltage to enable the GIL to be in an operating condition, measuring temperature data of different positions on the surface of the three-post insulator by the temperature collector, and collecting the temperature data by the temperature collector to form a change curve of the temperature field of the three-post insulator along with time.
Description
Technical Field
The invention belongs to the technical field of insulator temperature field measurement, and particularly relates to a temperature field measurement method of a three-post insulator.
Background
Gas insulated transmission lines (GIL) have the advantages of large transmission capacity, low unit loss, reliable operation, and small floor space, and are widely used in power transmission systems. The three-post insulator plays a role in supporting the conductor, and the GIL has larger through-current capacity, so that the temperature of the three-post insulator is increased in the operation process, the thermal aging of the insulator is further caused, the insulation performance of the three-post insulator is reduced, and the safe and stable operation of the GIL is further influenced.
Therefore, a temperature rise test needs to be carried out on the GIL, and the operating temperature range of the three-post insulator under the corresponding working condition is provided. The traditional temperature field measurement is carried out by using an infrared thermal imager and an ultraviolet imager, but the method is expensive and cannot accurately measure the temperature field of the three-post insulator due to the influence of the temperature of the GIL shell.
The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is well known to those of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a method for measuring a temperature field of a three-post insulator, which can realize accurate measurement of the temperature field of the three-post insulator.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention discloses a method for measuring a temperature field of a three-post insulator, which comprises the following steps:
the first step, a plurality of temperature sensors are adhered on the surface of a three-post insulator, the three-post insulator is placed in a GIL shell,
in a second step, the wiring of a plurality of temperature sensors is connected to a temperature collector outside the GIL shell through an opening of the GIL shell, the opening is sealed after the wiring is led out,
and thirdly, applying voltage to enable the GIL to be in the operating condition, measuring temperature data of different positions on the surfaces of the three-post insulators by the temperature collector, and collecting the temperature data by the temperature collector to form a time-varying curve of the temperature field of the three-post insulators.
In the method for measuring the temperature field of the three-post insulator, in the first step, a plurality of temperature sensors are uniformly arrayed on the surface of the three-post insulator.
In the method for measuring the temperature field of the three-post insulator, the temperature sensor comprises a patch type thermistor.
In the method for measuring the temperature field of the three-post insulator, the plurality of temperature sensors are adhered to the surface of the three-post insulator by the adhesive.
In the method for measuring the temperature field of the three-post insulator, the bonding glue is heat-conducting glue.
In the method for measuring the temperature field of the three-post insulator, the temperature collector is a 24-channel temperature collector.
In the method for measuring the temperature field of the three-post insulator, the opening is sealed by the sealant.
In the technical scheme, the temperature field measuring method of the three-post insulator provided by the invention has the following beneficial effects: according to the method for measuring the temperature field of the three-post insulator, the temperature sensor is arranged on the surface of the three-post insulator, so that the temperature field of the three-post insulator can be accurately measured under the operating condition.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic layout of a method for measuring a temperature field of a three post insulator according to the present invention;
fig. 2 is a schematic diagram showing temperature relationships of different positions of a three-post insulator according to the method for measuring a temperature field of the three-post insulator.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to fig. 1 to 2. As shown in fig. 1, a method for measuring a temperature field of a three post insulator includes,
first, a plurality of temperature sensors 2 are bonded to the surface of a three-post insulator 5, the three-post insulator 5 is placed in a GIL housing 4,
in a second step, the wiring of a plurality of temperature sensors 2 is connected to a temperature collector 1 located outside the GIL case 4 through an opening 3 of the GIL case 4, the opening 3 is sealed after the wiring is led out,
and a third step of applying voltage to enable the GIL to be in an operating condition, measuring temperature data of different positions on the surface of the three-post insulator 5 by the temperature collector 1, and collecting the temperature data by the temperature collector 1 to form a time-varying curve of a temperature field of the three-post insulator 5.
In the preferred embodiment of the method for measuring the temperature field of the three-post insulator, in the first step, the plurality of temperature sensors 2 are uniformly arranged on the surface of the three-post insulator 5 in an array.
In a preferred embodiment of the method for measuring a temperature field of a three-post insulator, the temperature sensor 2 includes a surface-mount thermistor.
In the preferred embodiment of the method for measuring the temperature field of the three-post insulator, the plurality of temperature sensors 2 are adhered to the surface of the three-post insulator 5 by using the adhesive.
In a preferred embodiment of the method for measuring a temperature field of a three-post insulator, the adhesive is a thermally conductive adhesive.
In the preferred embodiment of the method for measuring the temperature field of the three-post insulator, the temperature collector 1 is a 24-channel temperature collector 1.
In a preferred embodiment of the method for measuring the temperature field of a three-post insulator, the opening 3 is closed by a sealant.
In a preferred embodiment of the method for measuring a temperature field of a three-post insulator, the method for measuring a temperature field of a three-post insulator comprises
1) The temperature sensor 2 is adhered to a key position on the surface of the three-post insulator 5, and the wiring of the temperature sensor 2 is connected to the temperature collector 1 positioned outside the GIL cavity through the outlet of the GIL shell 4.
2) And (3) recording the change curve of the temperature field of the three-post insulator 5 along with time by the temperature collector 1 when the GIL is in the operating condition.
In one embodiment, the temperature of the triple post insulator 5 is measured using the PT100 temperature sensor 2.
In one embodiment, a plurality of PT100 temperature sensors 2 are bonded to different positions of the triple post insulator 5 by a thermally conductive adhesive.
In one embodiment, a plurality of PT100 temperature sensors 2 are connected to the multi-channel temperature collector 1 for recording the temperature profile of the three post insulators 5 at different positions with time.
In one embodiment, the method comprises firstly bonding the temperature sensor 2, preferably a chip type PT100 thermistor, to a critical position on the surface of the three-post insulator 5, and preferably using a heat-conducting adhesive. The wiring of the temperature sensor 2 is connected to a temperature collector 1 outside the GIL cavity through an outlet 3 of the GIL shell, the temperature collector preferably adopts a 24-channel temperature collector, and the opening 3 is sealed by sealant behind the outgoing line.
And applying voltage to enable the GIL to be under the operating condition, and measuring the temperature of the key position of the three-post insulator in real time by using the multi-channel temperature collector 1 so as to obtain the change curve of the temperature field of the three-post insulator along with time.
Different voltages are applied to enable the GIL to be in the operating condition, and the temperatures of different positions of the three-post insulator are obtained as shown in figure 2.
Finally, it should be noted that: the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (7)
1. A temperature field measuring method of a three-post insulator is characterized by comprising the following steps:
the first step, a plurality of temperature sensors are adhered on the surface of a three-post insulator, the three-post insulator is placed in a GIL shell,
in a second step, the wiring of a plurality of temperature sensors is connected to a temperature collector outside the GIL shell through an opening of the GIL shell, the opening is sealed after the wiring is led out,
and thirdly, applying voltage to enable the GIL to be in the operating condition, measuring temperature data of different positions on the surfaces of the three-post insulators by the temperature collector, and collecting the temperature data by the temperature collector to form a time-varying curve of the temperature field of the three-post insulators.
2. The method for measuring the temperature field of a three-post insulator according to claim 1, wherein preferably, in the first step, the plurality of temperature sensors are uniformly arrayed on the surface of the three-post insulator.
3. The method of claim 1, wherein the temperature sensor comprises a chip thermistor.
4. The method as claimed in claim 1, wherein the plurality of temperature sensors are bonded to the surface of the three-post insulator by using an adhesive.
5. The method as claimed in claim 4, wherein the adhesive is a thermally conductive adhesive.
6. The method for measuring the temperature field of the three-post insulator according to claim 1, wherein the temperature collector is a 24-channel temperature collector.
7. The method as claimed in claim 1, wherein the opening is sealed by a sealant.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111323060.3A CN113984242A (en) | 2021-11-09 | 2021-11-09 | Temperature field measuring method of three-pillar insulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111323060.3A CN113984242A (en) | 2021-11-09 | 2021-11-09 | Temperature field measuring method of three-pillar insulator |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113984242A true CN113984242A (en) | 2022-01-28 |
Family
ID=79747492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111323060.3A Pending CN113984242A (en) | 2021-11-09 | 2021-11-09 | Temperature field measuring method of three-pillar insulator |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113984242A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107329026A (en) * | 2017-08-25 | 2017-11-07 | 南方电网科学研究院有限责任公司 | Three support insulator temperature circulation test devices and method |
CN109917239A (en) * | 2019-03-01 | 2019-06-21 | 华南理工大学 | A kind of measuring system and method for silicon rubber filth surface-discharge transmitting temperature |
CN112130043A (en) * | 2020-09-25 | 2020-12-25 | 华北电力大学 | GIL post insulator burst fault early warning system and algorithm |
CN112130041A (en) * | 2020-09-25 | 2020-12-25 | 华北电力大学 | GIL post insulator cracking fault simulation test platform and measurement method |
CN113588119A (en) * | 2021-06-29 | 2021-11-02 | 中国船舶重工集团公司第七一五研究所 | Method for measuring wall temperature of high-temperature part of aircraft engine based on femtosecond fiber bragg grating sensing |
-
2021
- 2021-11-09 CN CN202111323060.3A patent/CN113984242A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107329026A (en) * | 2017-08-25 | 2017-11-07 | 南方电网科学研究院有限责任公司 | Three support insulator temperature circulation test devices and method |
CN109917239A (en) * | 2019-03-01 | 2019-06-21 | 华南理工大学 | A kind of measuring system and method for silicon rubber filth surface-discharge transmitting temperature |
CN112130043A (en) * | 2020-09-25 | 2020-12-25 | 华北电力大学 | GIL post insulator burst fault early warning system and algorithm |
CN112130041A (en) * | 2020-09-25 | 2020-12-25 | 华北电力大学 | GIL post insulator cracking fault simulation test platform and measurement method |
CN113588119A (en) * | 2021-06-29 | 2021-11-02 | 中国船舶重工集团公司第七一五研究所 | Method for measuring wall temperature of high-temperature part of aircraft engine based on femtosecond fiber bragg grating sensing |
Non-Patent Citations (1)
Title |
---|
崔东剑: "《单片机软硬件设计与工程》", 中国商业出版社, pages: 83 - 84 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN113471555B (en) | Intelligent battery cell, battery system and electric automobile | |
CN107727261A (en) | Temperature measurement component and electric equipment | |
CN106483441B (en) | Method and system for measuring internal temperature distribution of crimping type power semiconductor device | |
JP3139931U (en) | Container equipped with liquid metering detection device | |
CN101907497A (en) | Temperature sensor | |
CN111504515A (en) | Calibration device and calibration method for wireless transmission multi-channel PCR analyzer | |
CN108169294A (en) | Film hydrogen gas sensor with self-heating and temperature compensation function | |
CN103175861A (en) | Junction-to-case thermal resistance testing method | |
US4357576A (en) | Conductivity cell | |
CN115472941A (en) | Single lithium battery implanted hydrogen detection device and method | |
CN212963756U (en) | Temperature sensor, temperature sensor group and temperature measuring device | |
CN207816885U (en) | Film hydrogen gas sensor with self-heating and temperature compensation function | |
CN113984242A (en) | Temperature field measuring method of three-pillar insulator | |
CN101548881B (en) | Film platinum resistor temperature sensor for measuring skin temperature accurately | |
CN210245669U (en) | Inside temperature rise measuring device of soft packet of lithium cell | |
CN113175948A (en) | Flexible integrated sensor and method for simultaneously measuring temperature, pressure and medium | |
CN212007597U (en) | Wireless transmission multichannel PCR analyzer calibrating device | |
CN209372256U (en) | A kind of contact temperature-measuring system of crimp type semiconductor device inside Temperature Distribution | |
CN113834527A (en) | Crimping type power semiconductor structure and internal pressure online measurement method thereof | |
CN114317250A (en) | Heating structure, detection chip, nucleic acid detection box and nucleic acid detection equipment | |
CN112033561A (en) | Temperature sensing element, temperature measurement component and battery pack | |
CN205264828U (en) | Lithium battery temperature sensor detection mechanism | |
CN205280235U (en) | Lithium battery temperature sensor detection mechanism | |
CN216411125U (en) | Power module junction temperature control device with good temperature control function | |
CN212963757U (en) | Temperature sensing element, temperature measurement component and battery pack |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |