CN102728503A - Simulated rainfall platform used for power antifouling test - Google Patents
Simulated rainfall platform used for power antifouling test Download PDFInfo
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- CN102728503A CN102728503A CN2012101796940A CN201210179694A CN102728503A CN 102728503 A CN102728503 A CN 102728503A CN 2012101796940 A CN2012101796940 A CN 2012101796940A CN 201210179694 A CN201210179694 A CN 201210179694A CN 102728503 A CN102728503 A CN 102728503A
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- rainfall
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- pressure regulator
- shower nozzle
- hollow needle
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Abstract
The invention discloses a simulated rainfall platform used for a power antifouling test. The simulated rainfall platform comprises a water supply pressure-regulating system and a rainfall nozzle, wherein the water supply pressure-regulating system consists of a water inlet pipe, a water storage tank, a water pump, a water injection pipe, a pressure regulator and a return pipe; the water inlet pipe is communicated with the water storage tank, the water pump is arranged in the water storage tank and connected with the pressure regulator by the water injection pipe; the pressure regulator is connected with the water storage tank by the return pipe; the rainfall density and rainfall strength can be regulated by regulating the arrangement density of hollow needles; the rainfall strength and raindrop grain size can be regulated by replacing the model of the hollow needles and regulating the inner diameter; and the water pressure of the rainfall nozzle can be regulated by changing the height of the pressure regulator, so as to further regulate the raindrop grain size and the rainfall strength. The simulated rainfall platform can simultaneously regulate the rainfall density, rainfall strength and the raindrop grain size, is low in building cost, simple and easy to operate, and easy to accept and master, and convenient to popularize.
Description
Technical field
The present invention relates to the long-pending dirty rain drop erosion experimental rig of circuit disk insulator, specifically is a kind of simulated rainfall platform that is used for the electric power antifouling test.
Background technology
The world today is in the period of comprehensive high speed development, and the mankind constantly improve science and technology, production, life efficient and automaticity, makes electric range of application more and more widely, and the degree that depends on electricity is also more and more stronger.Thing followed problem is that original balance of natural society is broken; Various industrial or agricultural flue dust, exhaust gas discharging; The change that global atmosphere is waited produces greenhouse effects, and natural calamities such as hurricane, sandstorm, acid rain constantly take place, and power system is produced the negative effect that can not be ignored.The power system pollution flashover accident is continuous, has caused transmission line of electricity and electric substation's station equipment tripping operation, loss and huge.At present, the insulation flashover accident number of times that filth causes is occupied second in total accident number of times of electrical network, be only second to the damage to crops caused by thunder accident, and the loss that pollution flashover accident causes is 10 times of the damage to crops caused by thunder accident.This shows that pollution flashover accident serious threat the safe and stable operation of electrical network.
Anti-pollution measures such as power external insulation design, accent are climbed, hand sweeping all need be with power external insulation filth degree for instructing foundation; Therefore realize monitoring of power external insulation filth degree and prediction; Can effectively instruct the design and running of power external insulation to safeguard, and then realize the prevention of pollution flashover accident.Natural precipitation can directly reduce power external insulation surface filth degree, and the various factors of research natural precipitation is monitoring of power external insulation filth degree and base of prediction to the influence of power external insulation filth degree.And at present, be almost blank about the electric power antifouling test with the design of rainfall platform both at home and abroad.
Summary of the invention
The objective of the invention is to overcome the shortcoming and defect of above-mentioned prior art, a kind of simulated rainfall platform that is used for the electric power antifouling test be provided, can convenient and swift simulation to the regulation and control of rain factors such as rainfall density, raindrop particle diameter, rainfall intensity.
The present invention realizes through following technical proposals:
A kind of simulated rainfall platform that is used for the electric power antifouling test comprises water supply voltage-regulating system and rainfall shower nozzle, and said water supply voltage-regulating system comprises water inlet pipe, water storage box, suction pump, water injection pipe, pressure regulator, return duct; Said water inlet pipe is communicated with water storage box, and said suction pump places in the water storage box and through water injection pipe and is connected with the pressure regulator pipeline; Said pressure regulator is connected with water storage box through return duct;
Said rainfall shower nozzle comprises head body, shower nozzle panel, hollow needle; Said head body is connected with the pressure regulator pipeline through taking over mouth; Said hollow needle forms array, run through and be distributed on the shower nozzle panel, and hollow needle is communicated with the head body internal cavity.
Said shower nozzle panel is the stainless steel orifice plate, in stainless steel orifice plate medial pad silica gel plate is arranged, and hollow needle is directly passed the slotting silica gel plate of wearing in hole on the stainless steel orifice plate.
Beneficial effect compared with prior art of the present invention is:
Shower nozzle panel of the present invention is the stainless steel orifice plate, in stainless steel orifice plate medial pad silica gel plate is arranged, and hollow needle is directly passed hole on the stainless steel orifice plate and inserted and to wear silica gel plate, is distributed on the silica gel plate, can change hollow needle at any time, and is convenient, fast.Through the distribution density of adjustment hollow needle, analog regulation rainfall density and rainfall intensity flexibly; Through changing hollow needle model change syringe needle internal diameter, analog regulation rainfall intensity and raindrop particle diameter flexibly; Through the hydraulic pressure that height-adjustable rainfall shower nozzle is set of change pressure regulator, but simulated rainfall intensity and raindrop particle diameter.
Technological means of the present invention is simple and easy to do, has positive technique effect and application value.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is Fig. 1 rainfall nozzle structure sketch map.
The specific embodiment
Below in conjunction with specific embodiment the present invention is done further concrete detailed description the in detail, but embodiment of the present invention is not limited thereto, the technological parameter for not indicating especially can carry out with reference to routine techniques.
Embodiment
Like Fig. 1, shown in Figure 2, the present invention is used for the simulated rainfall platform of electric power antifouling test, comprises water supply voltage-regulating system and rainfall shower nozzle 7, and said water supply voltage-regulating system comprises water inlet pipe 1, water storage box 2, suction pump 3, water injection pipe 4, pressure regulator 6, return duct 5; Said water inlet pipe 1 is communicated with water storage box 2, and said suction pump 3 places in the water storage box 2 and through water injection pipe 4 and is connected with pressure regulator 6 pipelines; Said pressure regulator 6 is connected with water storage box 2 through return duct 5; The insulator that is used to test among Fig. 1 is a disk insulator 9.
As shown in Figure 2.Said rainfall shower nozzle 7 comprises head body 12, shower nozzle panel 13, hollow needle 14; Said head body 12 is connected with pressure regulator 6 pipelines through taking over mouthfuls 11; Said hollow needle 14 forms arrays, run through and be distributed on the shower nozzle panel 13, and hollow needle 14 is communicated with head body 12 internal cavities.Hollow needle 14 flexibly connects with shower nozzle panel 13.
Said shower nozzle panel 13 is the stainless steel orifice plate, in stainless steel orifice plate medial pad silica gel plate is arranged that hollow needle 14 is directly passed the slotting silica gel plate of wearing in hole on the stainless steel orifice plate.
The rainfall Auto-regulating System of Density of Heavy Medium: through changing the spacing between adjacent two hollow needle 14, each hollow needle 14 spacing is 2Ncm (N is a positive integer, 1≤N≤22), regulates rainfall density.The quantity of hollow needle 14 distances more, between them are more little, and the rainfall density of simulation is big more.
Raindrop particle size adjustment: the model of regulating hollow needle 14.The hollow needle 14 of different model has different pin hole internal diameters, under the constant situation of other conditions, changes hollow needle 14 internal diameters and can change the raindrop particle diameter, and the internal diameter of hollow needle 14 is big more, and the raindrop particle diameter of simulation is big more.
The parameter of hollow needle 14 is as shown in the table:
The hollow needle parameter
| Model | 16G | 18G | 19G | 20G | 21G | 22G | 23G | 25G | 27G | 30G |
| Internal diameter | 1.32mm | 0.90mm | 0.84mm | 0.62mm | 0.51mm | 0.41mm | 0.33mm | 0.25mm | 0.21mm | 0.16mm |
| External diameter | 1.60mm | 1.20mm | 1.08mm | 0.90mm | 0.82mm | 0.73mm | 0.63mm | 0.51mm | 0.40mm | 0.30mm |
Regulate the hydraulic pressure of rainfall shower nozzle 7: after pressure regulator 6 fills with water, the liquid level in it is constant.Change the difference in height between pressure regulator 6 and the rainfall shower nozzle 7, the hydraulic pressure of scalable rainfall shower nozzle 7, and then regulate raindrop.Pressure regulator 6 and the difference in height of regulating between the rainfall shower nozzle 7 are big more, and hydraulic pressure is big more, and the raindrop particle diameter of simulation is big more.
Under the constant situation of other conditions, regulate the raindrop particle diameter through the internal diameter that changes hollow needle 14, and then regulate rainfall intensity.The internal diameter of hollow needle 14 is big more, and the raindrop particle diameter is big more, and rainfall intensity is big more.
Under the constant situation of other conditions, pressure regulator 6 and the difference in height of regulating between the rainfall shower nozzle 7 are big more, and hydraulic pressure is big more, and the raindrop particle diameter of simulation is big more, and rainfall intensity is also big more simultaneously.
Claims (2)
1. simulated rainfall platform that is used for the electric power antifouling test, it is characterized in that: comprise water supply voltage-regulating system and rainfall shower nozzle, said water supply voltage-regulating system comprises water inlet pipe, water storage box, suction pump, water injection pipe, pressure regulator, return duct; Said water inlet pipe is communicated with water storage box, and said suction pump places in the water storage box and through water injection pipe and is connected with the pressure regulator pipeline; Said pressure regulator is connected with water storage box through return duct;
Said rainfall shower nozzle comprises head body, shower nozzle panel, hollow needle; Said head body is connected with the pressure regulator pipeline through taking over mouth; Said hollow needle forms array, run through and be distributed on the shower nozzle panel, and hollow needle is communicated with the head body internal cavity.
2. the simulated rainfall platform that is used for the electric power antifouling test according to claim 2; It is characterized in that: said shower nozzle panel is the stainless steel orifice plate, in stainless steel orifice plate medial pad silica gel plate is arranged, and hollow needle is directly passed the slotting silica gel plate of wearing in hole on the stainless steel orifice plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101796940A CN102728503A (en) | 2012-06-01 | 2012-06-01 | Simulated rainfall platform used for power antifouling test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101796940A CN102728503A (en) | 2012-06-01 | 2012-06-01 | Simulated rainfall platform used for power antifouling test |
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| Publication Number | Publication Date |
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| CN102728503A true CN102728503A (en) | 2012-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101796940A Pending CN102728503A (en) | 2012-06-01 | 2012-06-01 | Simulated rainfall platform used for power antifouling test |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104126463A (en) * | 2014-07-15 | 2014-11-05 | 昆明理工大学 | Adjustable and controllable simulated rainfall device |
| CN110864867A (en) * | 2019-12-09 | 2020-03-06 | 贵州贵航飞机设计研究所 | Environmental test method for simulating rain impact aircraft in rain-wearing flight |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1577017A2 (en) * | 2004-03-19 | 2005-09-21 | Haden Drysys S.A. | Method and installation for circulating a coating material without shearing stress |
| CN201244568Y (en) * | 2008-06-12 | 2009-05-27 | 北京诺德威电力技术开发有限责任公司 | Dirt cleaner for novel electric power apparatus |
| CN101585024A (en) * | 2009-06-25 | 2009-11-25 | 舒安平 | Portable artificial rain simulating device |
| CN201921766U (en) * | 2010-12-29 | 2011-08-10 | 西安理工大学 | Syringe type rainfall simulation device |
| CN202621356U (en) * | 2012-06-01 | 2012-12-26 | 华南理工大学 | Rainfall simulating platform for electric power antifouling test |
-
2012
- 2012-06-01 CN CN2012101796940A patent/CN102728503A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1577017A2 (en) * | 2004-03-19 | 2005-09-21 | Haden Drysys S.A. | Method and installation for circulating a coating material without shearing stress |
| CN201244568Y (en) * | 2008-06-12 | 2009-05-27 | 北京诺德威电力技术开发有限责任公司 | Dirt cleaner for novel electric power apparatus |
| CN101585024A (en) * | 2009-06-25 | 2009-11-25 | 舒安平 | Portable artificial rain simulating device |
| CN201921766U (en) * | 2010-12-29 | 2011-08-10 | 西安理工大学 | Syringe type rainfall simulation device |
| CN202621356U (en) * | 2012-06-01 | 2012-12-26 | 华南理工大学 | Rainfall simulating platform for electric power antifouling test |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104126463A (en) * | 2014-07-15 | 2014-11-05 | 昆明理工大学 | Adjustable and controllable simulated rainfall device |
| CN104126463B (en) * | 2014-07-15 | 2016-01-20 | 昆明理工大学 | A kind of regulatable artificially-simulated rainfall device |
| CN110864867A (en) * | 2019-12-09 | 2020-03-06 | 贵州贵航飞机设计研究所 | Environmental test method for simulating rain impact aircraft in rain-wearing flight |
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Application publication date: 20121017 |