CN101786027B - Manual simulation climate tank - Google Patents
Manual simulation climate tank Download PDFInfo
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- CN101786027B CN101786027B CN2010101333511A CN201010133351A CN101786027B CN 101786027 B CN101786027 B CN 101786027B CN 2010101333511 A CN2010101333511 A CN 2010101333511A CN 201010133351 A CN201010133351 A CN 201010133351A CN 101786027 B CN101786027 B CN 101786027B
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- wall
- sleeve pipe
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Abstract
The invention relates to a manual simulation climate tank, which comprises a sealed tank body in the shape of a straight tube, and the top inside the tank body is provided with an insulator string. The invention is characterized in that a hollow frustum-shaped wall body with penetrated both ends is arranged on the straight tube wall of the tank body, the frustum-shaped wall body is fixedly welded with the tank body and reinforcing ribs arranged on the tank body, a hole is formed on the tank body corresponding to the frustum-shaped wall body, an extra-high voltage wall penetrating sleeve pipe is penetrated in the hole, and the high-voltage end of the sleeve pipe is connected with the insulator string through conducting wires. The diameter of the hole is a little larger than a quarter of the diameter of the tank body. The diameter of the hole is 6m, the length of the sleeve pipe in the tank body is 10m, and the frustum-shaped wall body is made of 16 MnR steel materials. The invention has the advantages of high safety performance and climate tank cost saving, in addition, larger test space can be obtained, and the invention is mainly applied to laboratories carrying out high-voltage tests.
Description
Technical field
The present invention relates to a kind of power equipment with the experiment tank body, particularly about a kind of manual simulation climate tank.
Background technology
Along with China's rapid economic development, industrial pollution is increasingly serious, and the filthy situation in different regions has very big difference, adds the problem of high height above sea level and icing, and extra-high voltage external insulation problem will become one of key governing factor of UHV transmission construction.Safety for the electrical strength that improves insulator under the IFR conditions and China's high altitude localities UHV transmission line operation; The domestic artificial climate jar (or climatic chamber) that adopted removes to simulate various weather conditions, so that the external insulation problem of transmission line of electricity is under specific circumstances studied.Yet in the process of the test, need test product be inserted in the climate tank, need apply extra-high voltage to test product then, could simulate real working condition.But because the space in the climate tank is limited, and climate tank is the simple metal material, and the extra-high voltage power supply can not be arranged in the climate tank, therefore has only high voltage is arranged on outside the climate tank, through wall bushing the extra-high voltage power supply caused in the jar outward by jar again.When the design wall bushing; From the consideration to extra-high voltage sleeve pipe external insulation, the indoor segment length of sleeve pipe can not be lower than certain numerical value, and the certain space scope is interior owing to there is very strong Electric Field Distribution around the sleeve pipe; Can't place test product; Therefore the length of sleeve pipe in jar has very big influence to test clear space capable of using in the climate tank, and the length of sleeve pipe in jar is short more, and test space is also just big more.And existing home and abroad wall bushing wall body structure all is walls that sleeve pipe vertically passes climate tank, certainly will cause sleeve pipe distance from the tank skin to the high-pressure side in jar long partially like this, and available test space is less than normal.Obtain bigger test space if desired, also can only increase the volume of tank body, can cause the tank body cost too high like this.
Summary of the invention
To the problems referred to above, it is high to the purpose of this invention is to provide a kind of security performance, and cost is low, and can obtain the artificial climate jar of bigger test space again.
Be to realize above-mentioned purpose, the present invention takes following technical scheme: a kind of manual simulation climate tank, and it comprises an airtight straight-tube shape tank body, the top in the said tank body is provided with an insulator chain; It is characterized in that: the straight barrel of said tank body is provided with the penetrating frustum body of wall of hollow and two ends; Reinforcement on said frustum body of wall and said tank body and the tank body is fixed and welded together, and offers a hole on the tank body corresponding with said frustum body of wall; Be equipped with an extra-high voltage wall bushing in the described hole, the high-pressure side of said sleeve pipe is connected with said insulator chain through lead.
The somewhat larger in diameter of described hole is in 1/4th of said tank diameter.
The diameter of described hole is 6m, and the length of said sleeve pipe in said tank body is 10m.
Said frustum body of wall adopts the 16MnR steel to process.
The present invention is owing to take above technical scheme; It has the following advantages: 1, because the present invention is provided with an airtight straight-tube shape tank body, be provided with insulator chain in the tank body as test product, the straight barrel of tank body is provided with the penetrating frustum body of wall of hollow and two ends; Offer a hole on the tank body corresponding with the frustum body of wall; Be equipped with an extra-high voltage wall bushing in the hole, the high-pressure side of sleeve pipe is connected with insulator chain through lead, and therefore the distribution of the space electric field between assurance frustum body of wall and sleeve pipe is satisfied electric insulation and required under the situation; Can through the frustum body of wall come reentrant bushing high-pressure side and tank body straight barrel between distance; Thereby can reduce the diameter of tank body, and then save available test space in the artificial climate tank, provide cost savings.2, because the bore hole size on the tank body of the present invention is slightly larger than tank diameter 1/4th; Through tank body and cone are carried out finite element modeling and analysis; Draw frustum body of wall and the tank body that is fixedly connected with it under the situation of each operating mode (such as vacuum, low temperature, high humility etc.) imposed load; The suffered stress value of each several part all can be much smaller than the allowable stress value on the frustum body of wall, and its structural strength, rigidity and stability satisfy instructions for use.3, because frustum body of wall of the present invention has adopted the 16MnR steel to process, so structural strength, rigidity and stability are high.Security performance of the present invention is high, saves the climate tank cost, and can obtain bigger test space again, is mainly used in being used for carrying out the laboratory of high-potting.
Description of drawings
Fig. 1 is that the present invention is applied in the sketch map on the artificial climate jar
Fig. 2 is the left view of frustum body of wall among the present invention
Fig. 3 is a fundamental diagram of the present invention
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is carried out detailed description.
Like Fig. 1, shown in Figure 2, the present invention includes the airtight tank body 1 of a steel, tank body 1 is a straight-tube shape.Top in the tank body 1 is provided with an insulator chain 2, as test product.The straight barrel of tank body 1 is provided with the penetrating frustum body of wall 3 of hollow and two ends, and frustum body of wall 3 can adopt the 16MnR steel to process, and the reinforcement 4 on frustum body of wall 3 and tank body 1 and the tank body 1 is fixed and welded together.Because during high height above sea level, tank body 1 inside is a confined space in simulation in tank body 1 inside, so the straight barrel of tank body 1 and frustum body of wall 3 all can receive the external pressure effect.Simultaneously; Because tank body 1 is arranged on the open air usually; May receive the influence of strong wind and seismic (seismal in addition to frustum body of wall 3; Therefore on the tank body 1 of corresponding frustum body of wall 3, offer the hole 5 that a diameter is slightly larger than tank body 1 diameter 1/4th; Frustum body of wall 3 and the tank body that is fixedly connected with it 1 are under the situation of each operating mode imposed load like this, and the suffered stress value of each several part all can be much smaller than the allowable stress value on the frustum body of wall 3, and its structural strength, rigidity and stability satisfy instructions for use.
Extra-high voltage sleeve pipe 6 vertically passes frustum body of wall 3 and gets in the tank bodies 1 with hole 5, and the high-pressure side 61 of sleeve pipe 6 connects insulator chains 2 through lead 7, thereby can outdoor high voltage be caused indoor.The length of sleeve pipe 6 in tank body 1 must guarantee that the space electric field between frustum body of wall 3 and the sleeve pipe 6 distributes and satisfies the electric insulation requirement, space electric field can not impacted insulator chain 2.
Be a specific embodiment below.
As shown in Figure 3, the diameter R of hole 5 is 6m, and promptly the distance of the B among Fig. 3, C point-to-point transmission is 3m.The length L of extra-high voltage sleeve pipe 6 in tank body 1 is 10m, and the height H between the frustum body of wall 3 upper and lower bottom surfaces is 2.5m, and promptly the distance of A, C point-to-point transmission is 7.5m among Fig. 3.This moment tank body 1 straight barrel and extra-high voltage sleeve pipe 6 on the beeline M of high-pressure side 61 be 8.514m, promptly the distance of the A among Fig. 3, B point-to-point transmission is 8.514m, rather than the A in the conventional design method, the distance between B.
Because maximum on extra-high voltage sleeve pipe 6 high-pressure sides to allow alternating voltage is 800kV, DC voltage is ± 1000kV, according to excellent plate electrode the air gap discharge principle under high pressure; Adding certain designed nargin; High-pressure side 61 minimum range over the ground should be chosen for 8m, that is to say, the minimum range between the straight barrel of bushing 6 and high-pressure side tank body 1 is 8m; And beeline of the present invention is 8.514m, satisfies the electric insulation requirement.The reducing of distance between the straight barrel of tank body 1 and bushing 6 high-pressure sides 61 satisfied under other test requirements document condition, and the diameter of whole tank body 1 also reduces thereupon, thereby can save the metal material of making tank body 1 required usefulness greatly.Through finite element analysis cone and tank body design are checked; Under the operating mode of external pressure 0.0625MPa or wind load 560Pa (wind speed 30m/s) or seismic (seismal 8 degree earthquake intensity; Even under external pressure 0.0625MPa superposeed the operating mode of wind load (wind speed 10m/s) and seismic (seismal 8 degree earthquake intensity simultaneously, structural strength of the present invention, rigidity and stability can both satisfy instructions for use.
Above-mentioned each embodiment only is used to explain the present invention, and wherein the structure of each parts, connected mode all can change to some extent, and every equivalents of on the basis of technical scheme of the present invention, carrying out and improvement all should not got rid of outside protection scope of the present invention.
Claims (4)
1. manual simulation climate tank, it comprises an airtight straight-tube shape tank body, the top in the said tank body is provided with an insulator chain; It is characterized in that: the straight barrel of said tank body is provided with the penetrating frustum body of wall of hollow and two ends; Reinforcement on said frustum body of wall and said tank body and the tank body is fixed and welded together, and offers a hole on the tank body corresponding with said frustum body of wall; Be equipped with an extra-high voltage wall bushing in the described hole, the high-pressure side of said sleeve pipe is connected with said insulator chain through lead.
2. a kind of manual simulation climate tank as claimed in claim 1 is characterized in that: the somewhat larger in diameter of described hole is in 1/4th of said tank diameter.
3. a kind of manual simulation climate tank as claimed in claim 2 is characterized in that: the diameter of described hole is 6m, and the length of said sleeve pipe in said tank body is 10m.
4. a kind of manual simulation climate tank as claimed in claim 1 is characterized in that: said frustum body of wall adopts the 16MnR steel to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101333511A CN101786027B (en) | 2010-03-10 | 2010-03-10 | Manual simulation climate tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101333511A CN101786027B (en) | 2010-03-10 | 2010-03-10 | Manual simulation climate tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101786027A CN101786027A (en) | 2010-07-28 |
| CN101786027B true CN101786027B (en) | 2012-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101333511A Active CN101786027B (en) | 2010-03-10 | 2010-03-10 | Manual simulation climate tank |
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| CN (1) | CN101786027B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193308B (en) * | 2017-05-25 | 2018-11-30 | 云南电网有限责任公司电力科学研究院 | A kind of control method of pilot system mesoclimate tank |
| CN108959766B (en) * | 2018-07-02 | 2023-05-26 | 沈阳鼓风机集团股份有限公司 | Method and device for evaluating opening strength of pressure container |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58124926A (en) * | 1982-01-21 | 1983-07-25 | Toshiba Corp | Dynamic pressure testing device of oil contained electric apparatus tank |
| CN101126792A (en) * | 2007-01-31 | 2008-02-20 | 重庆大学 | Large scale multifunctional artificial climate room system for electrical test |
| CN201206987Y (en) * | 2008-03-06 | 2009-03-11 | 中国电力科学研究院 | Insulator ice-covering and measuring device |
| CN201178006Y (en) * | 2008-03-06 | 2009-01-07 | 中国电力科学研究院 | Ice melting apparatus for in-can insulator |
| CN201637653U (en) * | 2010-03-10 | 2010-11-17 | 中国电力科学研究院 | Artificially simulated climate tank |
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2010
- 2010-03-10 CN CN2010101333511A patent/CN101786027B/en active Active
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| Publication number | Publication date |
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| CN101786027A (en) | 2010-07-28 |
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