CN106053542A - Accuracy detection device and method for power line dirt online monitor - Google Patents
Accuracy detection device and method for power line dirt online monitor Download PDFInfo
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- CN106053542A CN106053542A CN201610577972.6A CN201610577972A CN106053542A CN 106053542 A CN106053542 A CN 106053542A CN 201610577972 A CN201610577972 A CN 201610577972A CN 106053542 A CN106053542 A CN 106053542A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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Abstract
The invention discloses an accuracy detection device and method for a power line dirt online monitor and solves the problem that access evaluation cannot be performed for a dirt online monitor. The accuracy detection device is characterized in that an output end lead (6) of a transformer (1) is passed through a through-wall casing (3) and is electrically connected with one end of a simulation insulator string (4), the other end of the simulation insulator string (4) is connected with a test resistor (5), the other end of the test resistor (5) is electrically connected with a grounding device (8), a dirt online monitor sensor (10) is suspended in an airtight artificial fog chamber (2) through a connecting rod (9), the airtight artificial fog chamber (2) is connected with a humidifier (11), and the dirt online monitor sensor (10) is connected with a dirt online monitor display instrument (15) outside the airtight artificial fog chamber (2) through a data line (14). By the device and the method, quality reliability of grid-suspended equipment is improved.
Description
Technical field
The present invention relates to the accuracy detection device of a kind of transmission line of electricity filth on-line computing model, transmit electricity particularly to one
The accuracy detection device of circuit filth on-line computing model and detection method thereof.
Background technology
At present, filthy on-Line Monitor Device based on optical sensor principle is extensively installed on 220kV and above power transmission line
Lu Zhong, the salt density value around monitoring shaft tower in real time, salt density value is mainly NaCl composition, if can reduce defeated when salt density value is higher
The insulation characterisitic of electric line insulator chain, can obtain the pollution level of grid equipment by monitoring salt density value, thus guide line
Operation maintenance personnel carries out antifouling work.But owing to lacking the side of the on-line monitoring accuracy detection to filthy on-Line Monitor Device
Method, it is difficult to judge the accuracy surveying dirty data of filthy on-Line Monitor Device, cause the networking evaluation of filthy on-Line Monitor Device
Work cannot be carried out.
Summary of the invention
The invention provides accuracy detection device and the detection method thereof of a kind of transmission line of electricity filth on-line computing model, solve
The technical problem that the networking appraisal of filthy on-Line Monitor Device of having determined cannot be carried out.
The present invention is to solve above technical problem by the following technical programs:
A kind of accuracy detection device of transmission line of electricity filth on-line computing model, including transformator and airtight artificial fog chamber,
Filthy on-line computing model sensor, analog insulation substring and test resistance it is respectively arranged with, airtight in airtight artificial fog chamber
Artificial fog chamber on be respectively arranged with wall bushing and grounding device, the wire of output terminal of transformator by after wall bushing with mould
The one end intending insulator chain is electrically connected, and the other end of analog insulation substring connects test resistance, test resistance
The other end is electrically connected with grounding device, filthy on-line computing model sensor be suspended on by connecting rod airtight artificial
In fog chamber, connecting and have humidifier in airtight artificial fog chamber, be provided with soiling solution in humidifier, filthy on-line computing model passes
Sensor by data wire with airtight artificial fog chamber outside filthy on-line computing model display instrument link together, airtight is artificial
Electronic voltmeter outside fog chamber is to be connected in parallel on the two ends of test resistance.
Electronic voltmeter is electrically connected with filthy on-line computing model display instrument.
The method for detecting accuracy of a kind of transmission line of electricity filth on-line computing model, comprises the following steps:
The first step, being respectively provided with wall bushing and grounding device in airtight artificial fog chamber, the wire of output terminal of transformator leads to
After crossing wall bushing, the one end with analog insulation substring is electrically connected, connecting test electricity on the other end of analog insulation substring
Resistance, the other end of test resistance is electrically connected with grounding device, and filthy on-line computing model sensor is hung by connecting rod
In airtight artificial fog chamber, airtight artificial fog chamber connects humidifier, humidifier is provided with soiling solution, filthy online
Monitor transducer by data wire with airtight artificial fog chamber outside filthy on-line computing model display instrument link together, will
The airtight electronic voltmeter outside artificial fog chamber is connected in parallel on the two ends of test resistance；
Second step, configuration soiling solution, soiling solution by electrolyte (based on NaCl), non-electrolyte (with kieselguhr or methylcellulose or
Kaolin is main) and water composition；
3rd step, by humidifier spray in airtight artificial fog chamber solarization soiling solution, then, pressurizeed by transformator, with electronics electricity
The magnitude of voltage in test resistance measured by pressure table, the magnitude of voltage obtained is converted to Leakage Current, and is scaled to mark by Leakage Current
Quasi-salt density value；
The on-line monitoring salt density value of display in 4th step, reading filthy on-line computing model display instrument；
The on-line monitoring salt density value that 5th step, standard salt density value and the 4th pacing the 3rd step obtained obtain compares, and obtains
The accuracy of tested filthy on-line computing model.
Present configuration is simple, it is achieved easily, can carry out optical sensor filth on-Line Monitor Device networking detection in fact
Test, compensate for the blank of corresponding link, improve linked network equipment quality reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
The present invention is described in detail below in conjunction with the accompanying drawings:
A kind of accuracy detection device of transmission line of electricity filth on-line computing model, including transformator 1 and airtight artificial fog chamber 2,
Filthy on-line computing model sensor 10, analog insulation substring 4 and test resistance 5 it is respectively arranged with in airtight artificial fog chamber 2,
Being respectively arranged with wall bushing 3 and grounding device 8 in airtight artificial fog chamber 2, the wire of output terminal 6 of transformator 1 is by wearing
After wall sleeve 3, the one end with analog insulation substring 4 is electrically connected, and the other end of analog insulation substring 4 connects test
Resistance 5, the other end of test resistance 5 is electrically connected with grounding device 8, and filthy on-line computing model sensor 10 is by even
Extension bar 9 is suspended in airtight artificial fog chamber 2, and connecting in airtight artificial fog chamber 2 has humidifier 11, in humidifier 11
Being provided with soiling solution 12, the filth that filthy on-line computing model sensor 10 passes through outside data wire 14 and airtight artificial fog chamber 2 is online
Monitor display instrument 15 links together, and the airtight electronic voltmeter 7 outside artificial fog chamber 2 is connected in parallel on test resistance 5
On two ends.
Electronic voltmeter 7 is electrically connected with filthy on-line computing model display instrument 15, and filthy on-line computing model shows
CPU in instrument 15 signal that electronic voltmeter 7 is sent here can be converted into standard salt density value and with the on-line monitoring recorded
Salt density value compares, and demonstrates error amount.
The method for detecting accuracy of a kind of transmission line of electricity filth on-line computing model, comprises the following steps:
The first step, being respectively provided with wall bushing 3 and grounding device 8 in airtight artificial fog chamber 2, the outfan of transformator 1 is led
Line 6 is electrically connected by one end with analog insulation substring 4 after wall bushing 3, and the other end of analog insulation substring 4 connects
Connecing test resistance 5, the other end of test resistance 5 is electrically connected with grounding device 8, and filthy on-line computing model sensor 10 leads to
Cross connecting rod 9 to be suspended in airtight artificial fog chamber 2, airtight artificial fog chamber 2 connects humidifier 11, in humidifier 11
Being provided with soiling solution 12, the filth that filthy on-line computing model sensor 10 passes through outside data wire 14 and airtight artificial fog chamber 2 is online
Monitor display instrument 15 links together, and the electronic voltmeter 7 outside airtight artificial fog chamber 2 is connected in parallel on test resistance 5
Two ends；
Second step, configuration soiling solution 12, soiling solution 12 by electrolyte (based on NaCl), non-electrolyte (with kieselguhr or Methyl cellulose
Element or Kaolin are main) and water composition；
3rd step, by humidifier 11 spray in airtight artificial fog chamber 2 solarization soiling solution 12, then, pressurizeed by transformator 1, use
Electronic voltmeter 7 measures the magnitude of voltage in test resistance 5, and the magnitude of voltage obtained is converted to Leakage Current, and by Leakage Current
It is scaled to standard salt density value；
The on-line monitoring salt density value of display in 4th step, reading filthy on-line computing model display instrument 15；
The on-line monitoring salt density value that 5th step, standard salt density value and the 4th pacing the 3rd step obtained obtain compares, and obtains
The accuracy of tested filthy on-line computing model.
The present invention researches and develops a kind of filthy on-Line Monitor Device networking detecting system for optical sensor principle, for access
The type device that electrical network is installed carries out accuracy verification, in the artificial fog chamber of laboratory establishment, and the sub-running environment of analog insulation, logical
Cross detection insulator Leakage Current under filthy environment, be converted into salt density value as standard value, and be opposite in artificial fog chamber
Filthy on-line monitoring compares, and draws filthy on-line monitoring accuracy.For not meeting the equipment of product quality, strictly stop
Hanging net operation.
Claims (3)
1. an accuracy detection device for transmission line of electricity filth on-line computing model, including transformator (1) and airtight artificial mist
Room (2), is respectively arranged with filthy on-line computing model sensor (10), analog insulation substring (4) in airtight artificial fog chamber (2)
With test resistance (5), it is characterised in that be respectively arranged with wall bushing (3) and grounding device in airtight artificial fog chamber (2)
(8), the wire of output terminal (6) of transformator (1) by wall bushing (3) afterwards one end with analog insulation substring (4) be connected electrically in
Together, on the other end of analog insulation substring (4), connection has test resistance (5), the other end of test resistance (5) and grounding device
(8) being electrically connected, filthy on-line computing model sensor (10) is to be suspended on airtight artificial fog chamber by connecting rod (9)
(2), in, in airtight artificial fog chamber (2), upper connection has humidifier (11), is provided with soiling solution (12) in humidifier (11), dirty
Dirty on-line computing model sensor (10) is shown by data wire (14) and airtight artificial fog chamber (2) filthy on-line computing model outward
Instrument (15) links together, and airtight artificial fog chamber (2) electronic voltmeter (7) outward is be connected in parallel on test resistance (5) two
On end.
The accuracy detection device of a kind of transmission line of electricity filth on-line computing model the most according to claim 1, its feature exists
In, electronic voltmeter (7) is electrically connected with filthy on-line computing model display instrument (15).
3. a method for detecting accuracy for transmission line of electricity filth on-line computing model, comprises the following steps:
The first step, in airtight artificial fog chamber (2), it is respectively provided with wall bushing (3) and grounding device (8), transformator (1)
Wire of output terminal (6) by wall bushing (3) afterwards one end with analog insulation substring (4) be electrically connected, analog insulation
Connecting test resistance (5) on the other end of string (4), the other end of test resistance (5) is electrically connected with grounding device (8),
Filthy on-line computing model sensor (10) is suspended in airtight artificial fog chamber (2) by connecting rod (9), at airtight artificial mist
Connecting humidifier (11) on room (2), be provided with soiling solution (12) in humidifier (11), filthy on-line computing model sensor (10) is led to
Cross data wire (14) to link together, by close with airtight artificial fog chamber (2) filthy on-line computing model display instrument (15) outward
The artificial fog chamber (2) closed electronic voltmeter (7) outward is connected in parallel on the two ends of test resistance (5)；
Second step, configuration soiling solution (12), soiling solution (12) by electrolyte (based on NaCl), non-electrolyte (with kieselguhr or methyl
Cellulose or Kaolin are main) and water composition；
3rd step, by humidifier (11) spray in airtight artificial fog chamber (2) solarization soiling solution (12), then, by transformator (1)
Pressurization, measures the magnitude of voltage in test resistance (5) with electronic voltmeter (7), the magnitude of voltage obtained is converted to Leakage Current, and
It is scaled to standard salt density value by Leakage Current；
4th step, the on-line monitoring salt density value of the upper display of filthy on-line computing model display instrument (15) of reading；
The on-line monitoring salt density value that 5th step, standard salt density value and the 4th pacing the 3rd step obtained obtain compares, and obtains
The accuracy of tested filthy on-line computing model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577972.6A CN106053542A (en) | 2016-07-21 | 2016-07-21 | Accuracy detection device and method for power line dirt online monitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577972.6A CN106053542A (en) | 2016-07-21 | 2016-07-21 | Accuracy detection device and method for power line dirt online monitor |
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| CN106053542A true CN106053542A (en) | 2016-10-26 |
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| CN201610577972.6A Pending CN106053542A (en) | 2016-07-21 | 2016-07-21 | Accuracy detection device and method for power line dirt online monitor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208659A (en) * | 2019-06-04 | 2019-09-06 | 国网江苏省电力有限公司电力科学研究院 | Testing device and testing method for carrying out large-tonnage insulator artificial pollution test |
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| CN110208659A (en) * | 2019-06-04 | 2019-09-06 | 国网江苏省电力有限公司电力科学研究院 | Testing device and testing method for carrying out large-tonnage insulator artificial pollution test |
| CN110208659B (en) * | 2019-06-04 | 2022-05-13 | 国网江苏省电力有限公司电力科学研究院 | Test device and test method for carrying out large-tonnage insulator artificial pollution test |
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Application publication date: 20161026 |