CN203275261U - Power grid material and coating corrosion simulation experiment device with accurate flow control function - Google Patents
Power grid material and coating corrosion simulation experiment device with accurate flow control function Download PDFInfo
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- CN203275261U CN203275261U CN 201320264571 CN201320264571U CN203275261U CN 203275261 U CN203275261 U CN 203275261U CN 201320264571 CN201320264571 CN 201320264571 CN 201320264571 U CN201320264571 U CN 201320264571U CN 203275261 U CN203275261 U CN 203275261U
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Abstract
The utility model relates to a power grid material and coating corrosion simulation experiment device with an accurate flow control function. The power grid material and coating corrosion simulation experiment device comprises a high-pressure corrosion gas cylinder, an air inlet pipeline, an air pressure meter on the air inlet pipeline, an air inlet control valve, an air outlet pipeline, an air outlet valve, a test box body, a front side wall observation window, a horizontal hanging rod in the test box body, a corrosion test piece suspended under the horizontal hanging rod, an electronic flow control valve on the air inlet pipeline, a corrosion liquid groove in the bottom of the test box body, a perforated plate fixed on the inner side wall of the test box body, a sample tank placed on the perforated plate, and a corrosion test block, a liquid injection pipe, a liquid injection valve, a liquid drainage pipe and a liquid drainage valve, which are placed in the corrosion liquid groove. An accurate simulation test on a power grid material and a coating in corrosion gas and corrosion liquid is realized, the flow and concentration of the corrosion gas can be accurately controlled under the accurate control of the electronic flow control valve, the service life of power transmission and transformation equipment is managed, and the in-service service life is evaluated.
Description
Technical field
The utility model belongs to electric system power transmission and transforming equipment corrosion and protection technical field, especially a kind of electrical network material and coating corrosion analogue experiment installation with accurate flow control.
Background technology
Different regional air qualities differ greatly, and the pollution level of high-tension overhead line insulation facility is had a great difference.Recommendatory national standard " dirty level and the external insulation choice criteria distinguished of high-tension overhead line and generating plant, electric substation environment " (GB/T16434-1996) is divided into the dirty level of line facility 0,1,2,3,4 totally five grades.0 grade refers to the atmosphere clean area, and 1 grade is atmosphere slight pollution area, comprise manufacturing district and population low-density compact district and more than bank off sea saltern 10km, lack drizzle at pollution flashover dry few mist in season, or rainfall more area.2 grades is the medium IA of atmosphere, comprises light varieties in saline-alkali areas, and bank off sea saltern 3-10km, and pollution flashover humidity in season is not foggy, but quantity of precipitation less area.3 grades is the serious area of atmospheric pollution, comprises heavy fog, heavy saline district, apart from seashore saltern 1-3km, and ionization pollution source and stove cigarette filth 300-1500.4 grades is atmospheric pollution especially severe area, in seashore 1km, in chemical dirty source and the filthy 300km of stove cigarette.
For a long time, the electrical network material is very huge because of the loss that is subjected to atmospheric corrosion and causes, and electric power pylon, overhead transmission line and operation transformer station etc. are all suffering atmospheric corrosion in various degree.The reliability of transmission line tower structure spare anti-corrosion protection performance is one of key factor that affects the operation of circuit long-term safety.Because of the security incident that the electric power pylon corrosion failure causes of common occurrence.Atmospheric corrosion also can make the life-span of transmission pressure greatly shorten, and especially to being in the transmission line of electricity under strong corrosive environment, often can not reach its desired design life-span.
Present existing electrical network material simulation device, can only realize etchant gas concentration (gas cylinder provides source of the gas) general that control or adopt chemical reaction to carry out that volume is controlled or the control of number of moles of gas amount, can not realize the accurate control of gas flow rate and concentration, cause experimental result accurate not, can not meet the demand that equipment life management and in-service life-span are assessed.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of electrical network material and coating corrosion analogue experiment installation with accurate flow control is provided.
The utility model solves its technical matters and takes following technical scheme to realize:
a kind of electrical network material and coating corrosion analogue experiment installation with accurate flow control, comprise high pressure etchant gas gas cylinder, be communicated with high pressure etchant gas gas cylinder and the admission line of testing the casing left side wall, be arranged on the rain glass on admission line, control the gas admittance valve of admission line gas switch, the outlet pipe of connection test casing right side wall and etchant gas detector, be arranged on the air outlet valve on outlet pipe, be arranged on the view window on test casing front side wall, be packed in the horizontal peg of test casing internal upper part, be suspended on the corrosion coupon under peg, innovation of the present utility model is:
further comprise the electronic flow control valve that is arranged on admission line, with the integrally formed corrosive liquid groove in experimental box body bottom, coplanar with liquid tank internal corrosion liquid levels, be fixedly mounted on the porous plate on the experimental box body sidewall, be placed on the sample carrier on porous plate, be placed on the corrosion test block in the corrosive liquid tank liquid, be arranged on corrosive liquid groove sidewall, the liquid injection pipe that is communicated with the experimental box body outside, be arranged on the fluid injection valve on liquid injection pipe, be arranged on the corrosive liquid trench bottom, be communicated with the discharging tube of experimental box body outside and be arranged on draining valve on discharging tube.
And the height of the corrosive liquid liquid level in described corrosive liquid groove remains on the below of porous plate.
And described sample carrier bottom has a plurality of apertures, and the test agent of sample carrier inside absorbs by bottom opening the dusty gas that corrosive liquid volatilizes.
Advantage of the present utility model and good effect are:
The utility model has been realized the accurate simulation test in etchant gas, corrosive liquid to electrical network material and coating, accurate control by electronic flow control valve, realize the etchant gas flow, the accurate control of concentration realizes the foundation that power transmission and transforming equipment life-span management and in-service life-span are assessed.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is further described, following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
a kind of electrical network material and coating corrosion analogue experiment installation with accurate flow control, as shown in Figure 1, comprise high pressure etchant gas gas cylinder 20, be communicated with high pressure etchant gas gas cylinder and the admission line 3 of testing casing 4 left side walls, be arranged on the rain glass 1 on admission line, the gas that enters of controlling the admission line gas switch cuts down 2, the outlet pipe 7 of connection test casing right side wall and etchant gas detector 9, be arranged on the air outlet valve 8 on outlet pipe, be arranged on the view window 5 on test casing front side wall, be packed in the horizontal peg 6 of test casing internal upper part, be suspended on the corrosion coupon 15 under peg, innovation of the present utility model is:
further comprise the electronic flow control valve 19 that is arranged on admission line, with the integrally formed corrosive liquid groove 18 in experimental box body bottom, coplanar with liquid tank internal corrosion liquid levels, be fixedly mounted on the porous plate 17 on the experimental box body sidewall, be placed on the sample carrier 16 on porous plate, be placed on the corrosion test block 14 in the corrosive liquid tank liquid, be arranged on corrosive liquid groove sidewall, the injection liquid pipe 10 that is communicated with the experimental box body outside, be arranged on the injection valve 11 on the injection liquid pipe, be arranged on the corrosive liquid trench bottom, be communicated with the discharging tube 13 of experimental box body outside and be arranged on draining valve 12 on discharging tube.
In concrete enforcement of the present utility model, the height of the corrosive liquid liquid level in described corrosive liquid groove remains on the below of porous plate.
In concrete enforcement of the present utility model, described sample carrier bottom has a plurality of apertures, and the test agent of sample carrier inside absorbs by bottom opening the dusty gas that corrosive liquid volatilizes.
Claims (3)
1. electrical network material and coating corrosion analogue experiment installation with accurate flow control, comprise high pressure etchant gas gas cylinder, be communicated with high pressure etchant gas gas cylinder and the admission line of testing the casing left side wall, be arranged on the rain glass on admission line, control the gas admittance valve of admission line gas switch, the outlet pipe of connection test casing right side wall and etchant gas detector, be arranged on the vent valve on outlet pipe, be arranged on the view window on test casing front side wall, be packed in the horizontal peg of test casing internal upper part, be suspended on the corrosion coupon under peg, it is characterized in that:
further comprise the electronic flow control valve that is arranged on admission line, with the integrally formed corrosive liquid groove in experimental box body bottom, coplanar with liquid tank internal corrosion liquid levels, be fixedly mounted on the porous plate on the experimental box body sidewall, be placed on the sample carrier on porous plate, be placed on the corrosion test block in the corrosive liquid tank liquid, be arranged on corrosive liquid groove sidewall, the liquid injection pipe that is communicated with the experimental box body outside, be arranged on the fluid injection valve on liquid injection pipe, be arranged on the corrosive liquid trench bottom, be communicated with the discharging tube of experimental box body outside and be arranged on draining valve on discharging tube.
2. electrical network material and the coating corrosion analogue experiment installation with accurate flow control according to claim 1 is characterized in that: the height of the corrosive liquid liquid level in described corrosive liquid groove remains on the below of porous plate.
3. electrical network material and the coating corrosion analogue experiment installation with accurate flow control according to claim 1, it is characterized in that: described sample carrier bottom has a plurality of apertures, and the test agent of sample carrier inside absorbs by bottom opening the dusty gas that corrosive liquid volatilizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320264571 CN203275261U (en) | 2013-05-15 | 2013-05-15 | Power grid material and coating corrosion simulation experiment device with accurate flow control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320264571 CN203275261U (en) | 2013-05-15 | 2013-05-15 | Power grid material and coating corrosion simulation experiment device with accurate flow control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203275261U true CN203275261U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320264571 Expired - Lifetime CN203275261U (en) | 2013-05-15 | 2013-05-15 | Power grid material and coating corrosion simulation experiment device with accurate flow control function |
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| CN (1) | CN203275261U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977239A (en) * | 2014-04-08 | 2015-10-14 | 辽宁石油化工大学 | Experimental device for accelerating aging of paint |
| CN106681384A (en) * | 2016-12-23 | 2017-05-17 | 北京航空航天大学 | Intelligent low-pressure vacuum container control device |
| CN106681385A (en) * | 2016-12-23 | 2017-05-17 | 北京航空航天大学 | Low-pressure automatic control device of PLC vacuum container |
| CN107515191A (en) * | 2017-09-12 | 2017-12-26 | 国网天津市电力公司电力科学研究院 | Power transmission and transforming equipment atmospheric corrosion of metal materials evaluating apparatus |
| CN114002136A (en) * | 2021-11-02 | 2022-02-01 | 中国人民解放军61846部队 | Comprehensive complex environment integrated simulation equipment for environmental reliability test |
-
2013
- 2013-05-15 CN CN 201320264571 patent/CN203275261U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977239A (en) * | 2014-04-08 | 2015-10-14 | 辽宁石油化工大学 | Experimental device for accelerating aging of paint |
| CN106681384A (en) * | 2016-12-23 | 2017-05-17 | 北京航空航天大学 | Intelligent low-pressure vacuum container control device |
| CN106681385A (en) * | 2016-12-23 | 2017-05-17 | 北京航空航天大学 | Low-pressure automatic control device of PLC vacuum container |
| CN106681385B (en) * | 2016-12-23 | 2019-10-29 | 北京航空航天大学 | A kind of PLC vacuum tank low pressure automatic adjusting control device |
| CN106681384B (en) * | 2016-12-23 | 2019-12-20 | 北京航空航天大学 | Low-pressure intelligent regulation control device for vacuum container |
| CN107515191A (en) * | 2017-09-12 | 2017-12-26 | 国网天津市电力公司电力科学研究院 | Power transmission and transforming equipment atmospheric corrosion of metal materials evaluating apparatus |
| CN114002136A (en) * | 2021-11-02 | 2022-02-01 | 中国人民解放军61846部队 | Comprehensive complex environment integrated simulation equipment for environmental reliability test |
| CN114002136B (en) * | 2021-11-02 | 2024-03-08 | 中国人民解放军61846部队 | Integrated simulation equipment for comprehensive complex environment for environment reliability test |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
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| CX01 | Expiry of patent term |