CN205643104U - Closed wire sand blown by wind corrodes analogue test device - Google Patents
Closed wire sand blown by wind corrodes analogue test device Download PDFInfo
- Publication number
- CN205643104U CN205643104U CN201620099423.8U CN201620099423U CN205643104U CN 205643104 U CN205643104 U CN 205643104U CN 201620099423 U CN201620099423 U CN 201620099423U CN 205643104 U CN205643104 U CN 205643104U
- Authority
- CN
- China
- Prior art keywords
- simulation
- corrodes
- simulation laboratory
- wind
- laboratory
- 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.)
- Active
Links
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The utility model discloses a closed wire sand blown by wind corrodes analogue test device, including corroding the analogue test room, corrode the analogue test room and pass through the wind channel that the pipeline intercommunication formed end to end with the high -speed analogue test room of corroding, be equipped with the axial -flow blower who is used for producing the circulated air in the wind channel in the power section in wind channel, be equipped with sand inlet in the last wind gap of corroding the analogue test room, a method of the wire sand blown by the wind corrodes analogue test, include following step: A, detect out the area of simulating and the relevant parameter of sand blown by the wind erosion wire, the analogue test room is corroded in b, selection, axial -flow blower, is opened at d to c, fixed wire sample, e, carries out simulation experiment, F, detect, it has characteristics such as the equipment operation is reliable, the simulation is lifelike, the test result is objective true, and this method can be found out the wire and corrode the law to there is corresponding to take measures, extension wire life.
Description
Technical field
This utility model relates to a kind of closed wire dust storm and corrodes simulation test device.
Background technology
China has built up 750kV ultra-high-tension power transmission line at present, and these circuits are positioned at the location that northwest sandstorm takes place frequently.Sandstorm weather comes interim, and dust storm particle carries certain kinetic energy impact transmission line wire surface, and transmission line wire top layer is subjected to the erosion of dust storm, and rough pattern occurs in surface.Wire after corroded by dust storm, surface texture irregularly and adheres to filthy granule so that operating transmission line of electricity generation corona discharge.Corona discharge has a strong impact on the electric energy conveying of transmission line of electricity, according to statistics, China's endogenous cause of ill corona loss in a year and the electric energy that consumes can reach 20.5 hundred million degree.In addition, corona discharge also produces stronger pulse electromagnetic wave, and radio communication can cause the biggest interference.It addition, the life-span of transmission line of electricity also can therefore reduce.
Transmission line of electricity corona characteristic has many influence factors, and wherein, the apparent condition of wire is one of important factor of influence.In consideration of it, research dust storm particle has great importance to the affecting laws of conductive line surfaces erosion performance.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of closed wire dust storm and corrodes simulation test device, the feature such as it has, and equipment is reliable, it is true to nature to simulate, test result objective reality.
For solving above-mentioned technical problem, technical solution adopted in the utility model is:
A kind of closed wire dust storm corrodes simulation test device, and including corroding simulation laboratory, the inwall corroding simulation laboratory is provided with the fixture for fixing wire samples, and is provided with the hermetyic window for fixing test lead in erosion simulation test chamber interior walls；Corroding simulation laboratory can make passed through air-flow be laminar condition, it is provided with grains of sand apparatus for measuring concentration in wind speed measuring device and wind corroding simulation test indoor, corroding simulation laboratory is two, being respectively low speed corrode simulation laboratory and corrode at a high speed simulation laboratory, low speed corrodes 1.5-2 times that cross-sectional area is High Speed Analog test chamber cross-sectional area of simulation laboratory；Low speed corrodes simulation laboratory and high speed corrodes simulation laboratory and forms end to end air channel by pipeline communication, being provided with the propeller fan for producing circulated air in air channel in the power section in air channel, the uptake corroding simulation laboratory and/or high speed erosion simulation laboratory at low speed is provided with sand inlet.
This utility model further improvement is that:
Air channel is rectangular configuration.
The wind direction that propeller fan produces is to flow to clockwise.
Corrode at a high speed simulation laboratory means for two very close shafts flow blow air inlet, and the two is positioned on the long side pipe road that rectangular duct is corresponding；Low speed corrodes simulation laboratory and is positioned on another long side pipe road that rectangular duct is corresponding.
Corresponding two the minor face conduit cross-sectional areas of rectangular duct are all higher than two long side pipe road cross-sectional areas that rectangular duct is corresponding, and two minor face pipelines and two long side pipe roads are seamlessly transitted by toroidal pipeline.
Use and have the beneficial effects that produced by technique scheme:
This utility model includes corroding simulation laboratory, the inwall corroding simulation laboratory is provided with the fixture for fixing wire samples, for wire samples to be tested is fixed, and it is provided with the hermetyic window for fixing test lead in erosion simulation test chamber interior walls, for inserting wire samples to be tested, corroding simulation laboratory can make passed through air-flow be laminar condition, there is this kind of structure to meet test request, it is provided with grains of sand apparatus for measuring concentration in wind speed measuring device and wind corroding simulation test indoor, the test parameter that simulation test is indoor is corroded for monitoring, corroding simulation laboratory is two, it is respectively low speed corrode simulation laboratory and corrode at a high speed simulation laboratory, low speed corrodes 1.5-2 times that cross-sectional area is High Speed Analog test chamber cross-sectional area of simulation laboratory；Can select according to test parameters, equipment is made to be widely used, low speed corrodes simulation laboratory and high speed corrodes simulation laboratory and forms end to end air channel by pipeline communication, the propeller fan for producing circulated air in air channel it is provided with in the power section in air channel, form the circulation of closed loop wind, laboratory simulation is made to go out actual environment effect, the uptake corroding simulation laboratory and/or high speed erosion simulation laboratory at low speed is provided with sand inlet, for inserting the grains of sand, to simulate actual wind sand environment effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
In the accompanying drawings: 1, low speed corrodes simulation laboratory；2, simulation laboratory is corroded at a high speed；3, toroidal pipeline；4, the power section in air channel；5, sand inlet.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is further elaborated.
Embodiment as shown in Figure 1 understands, and the present embodiment includes corroding simulation laboratory, and the inwall corroding simulation laboratory is provided with the fixture for fixing wire samples, and is provided with the hermetyic window for fixing test lead in erosion simulation test chamber interior walls；Corroding simulation laboratory can make passed through air-flow be laminar condition, it is provided with grains of sand apparatus for measuring concentration in wind speed measuring device (use pitot tube combine with digital wind speed Instrument for Pressure (XY-2000PA) measurements) and wind (the concentration meter measurement of selection DUMO model) corroding simulation test indoor, corroding simulation laboratory is two, being respectively low speed corrode simulation laboratory 1 and corrode at a high speed simulation laboratory 2, low speed corrodes 1.5-2 times that cross-sectional area is High Speed Analog test chamber 2 cross-sectional area of simulation laboratory 1；Low speed corrodes simulation laboratory 1 and high speed corrodes simulation laboratory 2 and forms end to end air channel by pipeline communication, being provided with the propeller fan for producing circulated air in air channel in the power section 4 in air channel, the uptake corroding simulation laboratory 1 and/or high speed erosion simulation laboratory 2 at low speed is provided with sand inlet 5.
Air channel is rectangular configuration.
The wind direction that propeller fan produces is to flow to clockwise.
Corrode at a high speed simulation laboratory 2 means for two very close shafts flow blow air inlet, and the two is positioned on the long side pipe road that rectangular duct is corresponding；Low speed corrodes simulation laboratory 1 and is positioned on another long side pipe road that rectangular duct is corresponding.
Corresponding two the minor face conduit cross-sectional areas of rectangular duct are all higher than two long side pipe road cross-sectional areas that rectangular duct is corresponding, two minor face pipelines and two long side pipe roads and are seamlessly transitted by toroidal pipeline 3.
Claims (6)
1. a closed wire dust storm corrodes simulation test device, it is characterized in that: include corroding simulation laboratory, the inwall of described erosion simulation laboratory is provided with the fixture for fixing wire samples, and is provided with the hermetyic window for fixing test lead in erosion simulation test chamber interior walls；Described erosion simulation laboratory can make passed through air-flow be laminar condition, it is provided with grains of sand apparatus for measuring concentration in wind speed measuring device and wind in described erosion simulation test indoor, described erosion simulation laboratory is two, being respectively low speed corrode simulation laboratory (1) and corrode at a high speed simulation laboratory (2), described low speed corrodes 1.5-2 times that cross-sectional area is High Speed Analog test chamber (2) cross-sectional area of simulation laboratory (1)；Described low speed corrodes simulation laboratory (1) and high speed corrodes simulation laboratory (2) and forms end to end air channel by pipeline communication, being provided with the propeller fan for producing circulated air in air channel in the power section (4) in described air channel, the uptake corroding simulation laboratory (1) and/or erosion simulation laboratory (2) at a high speed at described low speed is provided with sand inlet (5).
One the most according to claim 1 closed wire dust storm corrodes simulation test device, it is characterised in that: described air channel is rectangular configuration.
One the most according to claim 1 and 2 closed wire dust storm corrodes simulation test device, it is characterised in that: the wind direction that described propeller fan produces is to flow to clockwise.
One the most according to claim 3 closed wire dust storm corrodes simulation test device, it is characterised in that: described high speed corrodes simulation laboratory (2) means for two very close shafts flow blow air inlet, and the two is positioned on the long side pipe road that rectangular duct is corresponding；Described low speed corrodes simulation laboratory (1) and is positioned on another long side pipe road that rectangular duct is corresponding.
One the most according to claim 4 closed wire dust storm corrodes simulation test device, it is characterized in that: corresponding two the minor face conduit cross-sectional areas of described rectangular duct are all higher than two long side pipe road cross-sectional areas that rectangular duct is corresponding, said two minor face pipeline and two long side pipe roads and are seamlessly transitted by toroidal pipeline (3).
One the most according to claim 5 closed wire dust storm corrodes simulation test device, it is characterised in that: the cross section of described erosion simulation laboratory is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620099423.8U CN205643104U (en) | 2016-02-01 | 2016-02-01 | Closed wire sand blown by wind corrodes analogue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620099423.8U CN205643104U (en) | 2016-02-01 | 2016-02-01 | Closed wire sand blown by wind corrodes analogue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205643104U true CN205643104U (en) | 2016-10-12 |
Family
ID=57079434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620099423.8U Active CN205643104U (en) | 2016-02-01 | 2016-02-01 | Closed wire sand blown by wind corrodes analogue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205643104U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547985A (en) * | 2016-02-01 | 2016-05-04 | 华北电力大学（保定） | Closed type wire sandstorm erosion simulation test device and closed type wire sandstorm erosion simulation test method |
| CN108051175A (en) * | 2017-11-30 | 2018-05-18 | 国家电网公司 | Cycle wind tunnel device in laboratory |
-
2016
- 2016-02-01 CN CN201620099423.8U patent/CN205643104U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547985A (en) * | 2016-02-01 | 2016-05-04 | 华北电力大学（保定） | Closed type wire sandstorm erosion simulation test device and closed type wire sandstorm erosion simulation test method |
| CN108051175A (en) * | 2017-11-30 | 2018-05-18 | 国家电网公司 | Cycle wind tunnel device in laboratory |
| CN108051175B (en) * | 2017-11-30 | 2020-08-11 | 国家电网公司 | Laboratory circulation wind tunnel device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Shirzadi et al. | Wind tunnel experiments on cross-ventilation flow of a generic sheltered building in urban areas | |
| Zaki et al. | Analysis of airflow inside a two-sided wind catcher building | |
| KR101499672B1 (en) | A standard aerosol sampling system | |
| Huang et al. | Near-ground impurity-free wind and wind-driven sand of photovoltaic power stations in a desert area | |
| CN205643104U (en) | Closed wire sand blown by wind corrodes analogue test device | |
| Kang et al. | Experimental and numerical investigations of the factors affecting the S-type Pitot tube coefficients | |
| CN111175011B (en) | Device and method for simulating working environment of fan and measuring air volume of fan during running of train | |
| CN106202733A (en) | A kind of stockyard material particles emission quantity control method | |
| CN101482440B (en) | Special inside static pressure field test device for main nozzle of jet loom | |
| CN105547985A (en) | Closed type wire sandstorm erosion simulation test device and closed type wire sandstorm erosion simulation test method | |
| He et al. | Characteristics of dust deposition on suspended insulators during simulated sandstorm | |
| CN110489864A (en) | Meter and wind speed, filth, partial size anti-snow slush insulator antifouling properties analysis method | |
| CN209342331U (en) | The evaluating apparatus of PM2.5 turbulent flow reunion device efficiency | |
| Kobayashi et al. | Wind driven flow through openings-Analysis of the stream tube | |
| CN203337404U (en) | Motor cooling simulation test bed | |
| CN112547294B (en) | Method for acquiring inlet air volume of medium-speed coal mill under thermal state | |
| CN106018257B (en) | A kind of soil drifting erodable test method | |
| CN105784315B (en) | The variable wind erosion in-situ measurement device of fluidised form | |
| CN204921432U (en) | Calibrating device is measured to fan delivery | |
| CN102455196A (en) | Air test system used for service test of cooling device | |
| CN207962991U (en) | A kind of energy conservation and environmental protection maintenance conditions device and air-conditioning | |
| Mo et al. | Transport mechanism of urban plume dispersion | |
| Kozmar | Natural wind simulation in the TUM boundary layer wind tunnel | |
| CN114076674B (en) | Acoustic measurement device and method suitable for blade grid rectangular pipeline outlet | |
| CN114354147B (en) | Wind generating set blade environment damage test system and method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |