CN102590084B - Apparatus and method for evaluating adhesion performance of gelled vegetable oil - Google Patents
Apparatus and method for evaluating adhesion performance of gelled vegetable oil Download PDFInfo
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- CN102590084B CN102590084B CN 201210055953 CN201210055953A CN102590084B CN 102590084 B CN102590084 B CN 102590084B CN 201210055953 CN201210055953 CN 201210055953 CN 201210055953 A CN201210055953 A CN 201210055953A CN 102590084 B CN102590084 B CN 102590084B
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- vegetable oil
- metal base
- column
- hollow cavity
- metallic conduit
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Abstract
The invention relates to an apparatus and a method for evaluating the adhesion performance of gelled vegetable oil. The apparatus comprises an oil bath provided with a temperature controller, and a flow speed controller, a metal pipeline and a filter screen which are sequentially communicated with one end of the oil bath through a pipeline, the filter screen is communicated with the other end of the oil bath through the pipeline, the apparatus also comprises a device for preparing the gelled vegetable oil, the device for preparing the gelled vegetable oil comprises a metal pedestal and a metal pedestal fitting detachably connected with the metal pedestal, and the metal pedestal is detachably connected with the metal pipeline. The method comprises the following steps: 1, preparing the gelled vegetable oil; 2, filling the metal pedestal carrying the gelled vegetable oil into the metal pipeline; and 3, carrying out gelled vegetable oil shedding stimulation. By adopting the apparatus and the method of the invention to stimulate the adhesion performance of the gelled vegetable oil, whether the gelled vegetable oil sheds from a transformer wall can be determined, and a measure can be timely adopted, thereby a technical problem of the decreased transformer heat dispersion caused by the transformer oil circulation channel obstruction because of the gelled vegetable shedding is solved.
Description
Technical field
The present invention relates to vegetable oil gel technique field, be specifically related to a kind of apparatus and method of estimating adhesion property behind the vegetable oil gel.
Background technology
Transformer is being born voltage of transformation in electric system, the transmission energy, the effect of operation of power networks state is provided, oil-filled transformer is because its good performance of heat dissipation makes it become voltage levels, the main flow transformer of high-power demand, because the security performance of traditional mineral oil, environmental pollution and non-renewable, in recent years the vegetable oil transformer is subjected to global scholar's extensive concern day by day, yet vegetable oil is because its relatively poor antioxygenic property, at a certain temperature with oxygen reaction, particularly transformer by the transportation at the scene of dispatching from the factory in because illumination, temperature and the oxygen also final gel of polymerization gradually become solid to be attached on the wall, in case in service the flushing by transformer oil comes off from wall at the scene, might stop up transformer oil circulation oil duct descends the transformer heat dispersion, at the vegetable oil gel that is attached on the transformer metallic walls, also do not propose apparatus and method at its problem that whether can come off both at home and abroad and assess at present.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the object of the present invention is to provide a kind of apparatus and method of estimating adhesion property behind the vegetable oil gel, having solved the vegetable oil gel comes off and can make the decline of transformer heat dispersion and vegetable oil gel increase the technical matters that dielectric strength descends as the dielectric loss that suspended impurity influences transformer oil by obstruction transformer oil circulation oil duct.
To achieve these goals, the present invention is by the following technical solutions:
A kind of device of estimating adhesion property behind the vegetable oil gel, comprise the oil bath 2 that temperature controller 1 is housed, the flow speed controller 3, metallic conduit 5 and the screen pack 4 that are connected by pipeline 8 successively with an end of oil bath 2, the other end of described screen pack 4 and oil bath 2 is connected by pipeline 8, also comprise the device of making the vegetable oil gel, the device of described making vegetable oil gel comprises metal base 6, with the metal base accessory 7 that metal base 6 removably connects, described metal base 6 and metallic conduit 5 removably connect.
Described metallic conduit 5 has the left and right sides hollow cavity 501 that is connected with pipeline 8, and described left and right sides hollow cavity 501 is by hollow cavity 502 and top communicate up and down.
Described metal base 6 comprise column the first half 601 and and column the first half 601 tabular the latter half 602 by being threaded, the shape of the hollow cavity up and down 502 of the shape of described column the first half 601 and metallic conduit 5 is suitable.
Described metal base accessory 7 is for having the flat board of hollow cavity 701, and the shape of column the first half 601 of the shape of described hollow cavity 701 and metal base 6 is suitable.
A kind of evaluation method of estimating the device of adhesion property behind the vegetable oil gel comprises the steps:
Step 1: make the vegetable oil gel: in the hollow cavity 701 of the metal base accessory 7 of at first column the first half 601 of metal base 6 being packed into, inject vegetable oil at the top of column the first half 601 then, the metal base 6 that will inject vegetable oil is at last put into baking oven with metal base accessory 7 and is heated, and becomes the vegetable oil gel of solid or solid-liquid two-phase coexistent up to vegetable oil;
Step 2: at first with under column the first half 601 of metal base 6 and the Bolt dismantling that tabular the latter half 602 is connected, the column the first half 601 that will have the metal base 6 of gel is then taken out from the hollow cavity 701 of metal base accessory 7 from bottom to top, subsequently the column the first half 601 of taking out and tabular the latter half 602 are connected by bolt, fixedly connected with metallic conduit 5 in the hollow cavity up and down 502 of the metallic conduit 5 of subsequently column the first half 601 of metal base 6 being packed into and with metal base 6;
Step 3: open temperature controller 1 heating vegetable oil, make vegetable oil and transformer running temperature consistent, opening oil bath 2 makes vegetable oil begin circulation, by flow speed controller 3 control vegetable oil flow velocitys, the vegetable oil gel that comes off can be filtered net 4 and collect, behind the oil stream circulation Preset Time, metal base 6 under the dismounting from metallic conduit 5, whether the observation of plant oleogel comes off, if come off, then the vegetable oil flow velocity is as the parameter of estimating vegetable oil gel adhesion property.
A kind of device of estimating adhesion property behind the vegetable oil gel be used for estimating transformer with the vegetable oil gel after the adhesion property problem.
Adhesion property is simulated after adopting apparatus and method of the present invention to the vegetable oil gel, to judge that whether the vegetable oil gel can come off and in time take measures from the transformation wall, having solved the vegetable oil gel comes off and can make the decline of transformer heat dispersion and vegetable oil gel increase the technical matters that dielectric strength descends as the dielectric loss that suspended impurity influences transformer oil by obstruction transformer oil circulation oil duct.
Description of drawings
Fig. 1 is single unit system synoptic diagram of the present invention.
Fig. 2 is metallic conduit synoptic diagram of the present invention, and wherein Fig. 2 a is the main cut-open view of metallic conduit, and Fig. 2 b is the structural drawing of metallic conduit.
Fig. 3 is metal base synoptic diagram of the present invention, and wherein Fig. 3 a is the main cut-open view of metal base, and Fig. 3 b is the structural drawing of metal base.
Fig. 4 is metal base accessory synoptic diagram of the present invention, and wherein Fig. 4 a is the main cut-open view of metal base accessory, and Fig. 4 b is the structural drawing of metal base accessory.
Embodiment
The present invention will be described in more detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, the present invention is a kind of to estimate the device of adhesion property behind the vegetable oil gel, comprise the oil bath 2 that temperature controller 1 is housed, the flow speed controller 3, metallic conduit 5 and the screen pack 4 that are connected by pipeline 8 successively with an end of oil bath 2, the other end of described screen pack 4 and oil bath 2 is connected by pipeline 8, this device also comprises the device of making the vegetable oil gel, the device of described making vegetable oil gel comprises metal base 6, pass through bolted metal base accessory 7 with metal base 6, described metal base 6 can be connected by bolt with metallic conduit 5.
Shown in Fig. 2 a and Fig. 2 b, metallic conduit 5 of the present invention has the left and right sides hollow cavity 501 that is connected with pipeline 8, and described left and right sides hollow cavity 501 is by hollow cavity 502 and top communicate up and down.The upper wall of present embodiment metallic conduit 5 has four internal threads.
Shown in Fig. 3 a and Fig. 3 b, metal base 6 of the present invention comprise column the first half 601 and and column the first half 601 tabular the latter half 602 by being threaded, the shape of the hollow cavity up and down 502 of the shape of described column the first half 601 and metallic conduit 5 is suitable, packs in the hollow cavity up and down 502 of metallic conduit 5 with the column the first half 601 that realizes metal base 6.Tabular the latter half 602 of present embodiment metal base 6 has four internal threads, is connected by bolt to realize metal base 6 and metallic conduit 5.
Shown in Fig. 4 a and Fig. 4 b, metal base accessory 7 of the present invention is for having the flat board of hollow cavity 701, the shape of column the first half 601 of the shape of described hollow cavity 701 and metal base 6 is suitable, packs in the hollow cavity 701 of metal base accessory 7 with the column the first half 601 that realizes metal base 6.
The present invention is a kind of to estimate the evaluation method of the device of adhesion property behind the vegetable oil gel, comprises the steps:
Step 1: make the vegetable oil gel: in the hollow cavity 701 of the metal base accessory 7 of at first column the first half 601 of metal base 6 being packed into, inject vegetable oil at the top of column the first half 601 then, because the existence of metal base accessory 7, the vegetable oil liquid that can not flows out, the metal base 6 that will inject vegetable oil is at last put into baking oven with metal base accessory 7 and is heated, and becomes the vegetable oil gel of solid or solid-liquid two-phase coexistent up to vegetable oil;
Step 2: at first with under column the first half 601 of metal base 6 and the Bolt dismantling that tabular the latter half 602 is connected, the column the first half 601 that will have the metal base 6 of gel then takes out to avoid the vegetable oil gel to be affected in the taking-up process from the hollow cavity 701 of metal base accessory 7 from bottom to top, subsequently the column the first half 601 of taking out and tabular the latter half 602 are connected by bolt, subsequently column the first half 601 of metal base 6 is packed in the hollow cavity up and down 502 of metallic conduit 5 and metal base 6 and metallic conduit 5 are connected by bolt, because closely cooperating of each part dimension, this moment the vegetable oil gel the bottom just with the metallic conduit wall at sustained height, therefore can be subjected to the impact of oil stream;
Step 3: open temperature controller 1 heating vegetable oil, make vegetable oil and transformer running temperature consistent, opening oil bath 2 makes vegetable oil begin circulation, by flow speed controller 3 control vegetable oil flow velocitys, because closely cooperating of each part dimension, this moment the vegetable oil gel the bottom just and the metallic conduit wall at sustained height, therefore can be subjected to oil stream impacts, the vegetable oil gel that comes off can be filtered net 4 and collect, the circulation of oil stream was dismantled metal base 6 down after one hour from metallic conduit 5, whether the observation of plant oleogel comes off, if come off, then the vegetable oil flow velocity is as the parameter of estimating vegetable oil gel adhesion property.
Claims (3)
1. device of estimating adhesion property behind the vegetable oil gel, it is characterized in that: comprise the oil bath (2) that temperature controller (1) is housed, and the flow speed controller (3) that is connected by pipeline (8) successively of an end of oil bath (2), metallic conduit (5) and screen pack (4), the other end of described screen pack (4) and oil bath (2) is connected by pipeline (8), also comprise the device of making the vegetable oil gel, the device of described making vegetable oil gel comprises metal base (6), and the metal base accessory (7) that removably connects of metal base (6), described metal base (6) and metallic conduit (5) removably connect; The left and right sides hollow cavity (501) that described metallic conduit (5) has and pipeline (8) is connected, described left and right sides hollow cavity (501) is by hollow cavity (502) and top communicate up and down; Described metal base (6) comprise column the first half (601) and and column the first half (601) tabular the latter half (602) by being threaded, the shape of the hollow cavity up and down (502) of the shape of described column the first half (601) and metallic conduit (5) is suitable.
2. device according to claim 1, it is characterized in that: described metal base accessory (7) is for having the flat board of hollow cavity (701), and the shape of column the first half (601) of the shape of described hollow cavity (701) and metal base (6) is suitable.
3. the evaluation method of the described device of claim 2 is characterized in that: comprise the steps:
Step 1: make the vegetable oil gel: in the hollow cavity (701) of metal base accessory (7) of at first column the first half (601) of metal base (6) being packed into, inject vegetable oil at the top of column the first half (601) then, the metal base (6) that will inject vegetable oil is at last put into baking oven with metal base accessory (7) and is heated, and becomes the vegetable oil gel of solid or solid-liquid two-phase coexistent up to vegetable oil;
Step 2: at first with under column the first half (601) of metal base (6) and the Bolt dismantling that tabular the latter half (602) is connected, the column the first half (601) that will have the metal base (6) of gel is then taken out from the hollow cavity (701) of metal base accessory (7) from bottom to top, subsequently the column the first half (601) of taking out is connected by bolt with tabular the latter half (602), fixedlys connected with metallic conduit (5) in the hollow cavity up and down (502) of the metallic conduit (5) of subsequently column the first half (601) of metal base (6) being packed into and with metal base (6);
Step 3: open temperature controller (1) heating vegetable oil, make vegetable oil and transformer running temperature consistent, opening oil bath (2) then makes vegetable oil begin circulation, by flow speed controller (3) control vegetable oil flow velocity, the vegetable oil gel that comes off can be filtered net (4) and collect, behind the oil stream circulation Preset Time, metal base (6) under the dismounting from metallic conduit (5), whether the observation of plant oleogel comes off, if come off, then the vegetable oil flow velocity is as the parameter of estimating vegetable oil gel adhesion property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210055953 CN102590084B (en) | 2012-03-06 | 2012-03-06 | Apparatus and method for evaluating adhesion performance of gelled vegetable oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210055953 CN102590084B (en) | 2012-03-06 | 2012-03-06 | Apparatus and method for evaluating adhesion performance of gelled vegetable oil |
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| Publication Number | Publication Date |
|---|---|
| CN102590084A CN102590084A (en) | 2012-07-18 |
| CN102590084B true CN102590084B (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210055953 Expired - Fee Related CN102590084B (en) | 2012-03-06 | 2012-03-06 | Apparatus and method for evaluating adhesion performance of gelled vegetable oil |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105181579B (en) * | 2015-08-12 | 2018-05-29 | 成都医学院 | A kind of instrument for measuring adhesive force and its application |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2205168A (en) * | 1987-05-28 | 1988-11-30 | Univ Surrey | In-situ measurement of the strength of adhesion to surfaces |
| CN102023130A (en) * | 2010-10-23 | 2011-04-20 | 中国船舶重工集团公司第七二五研究所 | Flow channel type marine organism adhesion testing device |
| CN201828506U (en) * | 2010-07-12 | 2011-05-11 | 大连海洋大学 | Seawater circulating system for testing property of ocean anti-fouling coating |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09166568A (en) * | 1995-12-14 | 1997-06-24 | Snow Brand Milk Prod Co Ltd | Method for measuring fouling degree of manufacturing equipment and cleaning effect to it |
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2012
- 2012-03-06 CN CN 201210055953 patent/CN102590084B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2205168A (en) * | 1987-05-28 | 1988-11-30 | Univ Surrey | In-situ measurement of the strength of adhesion to surfaces |
| CN201828506U (en) * | 2010-07-12 | 2011-05-11 | 大连海洋大学 | Seawater circulating system for testing property of ocean anti-fouling coating |
| CN102023130A (en) * | 2010-10-23 | 2011-04-20 | 中国船舶重工集团公司第七二五研究所 | Flow channel type marine organism adhesion testing device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平9-166568A 1997.06.24 |
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| CN102590084A (en) | 2012-07-18 |
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Granted publication date: 20130814 Termination date: 20160306 |