CN211302334U - Full-automatic oil treatment system of oil immersed transformer - Google Patents
Full-automatic oil treatment system of oil immersed transformer Download PDFInfo
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- CN211302334U CN211302334U CN201922235511.2U CN201922235511U CN211302334U CN 211302334 U CN211302334 U CN 211302334U CN 201922235511 U CN201922235511 U CN 201922235511U CN 211302334 U CN211302334 U CN 211302334U
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Abstract
The utility model discloses a full-automatic oil treatment system of an oil immersed transformer, which comprises a crude oil storage tank, an oil pouring tank, an oil purifying tank, a vacuum oil filter and a plate type oil filter, wherein the oil inlet of the crude oil storage tank is connected with an oil tank truck through an inlet pipeline, and the oil outlet of the crude oil storage tank is connected with the oil inlet of the vacuum oil filter or the plate type oil filter; an oil outlet of the vacuum oil filter is connected with oil inlets of the crude oil storage tank, the oil pouring tank and the oil purifying tank; the oil outlet of the oil pouring tank is connected with a vacuum oil filter or a plate oil filter; the output end of the vacuum oil filter or the plate type oil filter is connected with the oil inlet of the oil purifying tank; the oil outlet of the oil purification tank is connected with the vacuum oil injection device. The utility model discloses the oil circuit sets up rationally, has the second grade and filters the pipeline, has avoided connecing oil pipe temporarily during the operation, has reduced operating time, has reduced the oil leak probability, has stopped the secondary pollution of oil, need not artifical timing, number of times and manually operation valve and pipeline, has saved a large amount of man-hours, prevents to make mistakes, makes production efficiency promote comprehensively.
Description
Technical Field
The utility model relates to an oil treatment equipment specifically is a full-automatic oil processing system of oil immersed transformer.
Background
In transformer manufacturing enterprises, in order to prevent the influence of transformer oil aging on dielectric properties, transformers need to be subjected to regeneration treatment on oil sites.
The regeneration treatment of the transformer oil is a chemical and physical process, the regeneration treatment needs to be carried out on the transformer oil in advance, particularly the transformer oil containing more moisture and particle impurities needs to be regenerated after the moisture and the impurities of the transformer oil are removed, so as to ensure the effect of the regeneration treatment. In addition, the regenerated transformer oil can be used after being subjected to precise filtration and purification so as to prevent residues such as adsorbent and the like from being brought into operating equipment.
Most of existing transformer oil treatment equipment is manually controlled, a pipeline needs to be connected on site, a manual valve needs to be opened and closed, an oil filter needs to be manually opened, efficiency is low, operation is complex, and mistakes are easy to make.
SUMMERY OF THE UTILITY MODEL
Adopt manual control to transformer oil treatment facility among the prior art, there is inefficiency, complex operation etc. not enough, the to-be-solved problem of the utility model is to provide an easy operation, swift, efficient full-automatic transformer oil processing system.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model relates to a full-automatic oil treatment system of an oil immersed transformer, which comprises a crude oil storage tank, an oil pouring tank, an oil purifying tank, a vacuum oil filter and a plate type oil filter, wherein the oil inlet of the crude oil storage tank is connected with an oil tank truck through an inlet pipeline, and the oil outlet of the crude oil storage tank is connected with the oil inlet of the vacuum oil filter or the plate type oil filter; an oil outlet of the vacuum oil filter is connected with oil inlets of the crude oil storage tank, the oil pouring tank and the oil purifying tank; the oil outlet of the oil pouring tank is connected with a vacuum oil filter or a plate oil filter; the output end of the vacuum oil filter or the plate type oil filter is connected with the oil inlet of the oil purifying tank; the oil outlet of the oil purification tank is connected with the vacuum oil injection device.
Parallel pipelines are arranged between the crude oil storage tank and the vacuum oil filter and between the crude oil storage tank and the plate oil filter, a plurality of oil pipelines are arranged at the oil inlet end and the oil outlet end of the vacuum oil filter and the plate oil filter and are respectively connected with the crude oil storage tank, the oil pouring tank and the oil purifying tank, and each oil pipeline is provided with an electric control valve.
And each electric control valve side is connected with a manual valve in series, and each manual valve is arranged in a normally open state.
The utility model discloses still have the oil return jar, its oil inlet passes through vacuum oil filter or plate oil filter and is connected with crude oil storage tank, oil pouring jar and clean oil jar through the oil pipeline, and the oil-out is outside to link to each other with the oil return pipeline.
The oil purification tank is also provided with an oil supplementing outlet which is connected with an oil supplementing vehicle through an oil supplementing pipeline and a diaphragm pump.
The utility model has the following beneficial effects and advantages:
1. the utility model discloses the oil circuit sets up rationally, has the second grade and filters the pipeline, has avoided connecing oil pipe temporarily during the operation, has reduced operating time, has reduced the oil leak probability, has stopped the secondary pollution of oil.
2. The utility model discloses a control unit carries out logic control, need not artifical timing, number of times and manually operation valve and pipeline, has saved a large amount of man-hours, prevents to make mistakes, makes production efficiency promote comprehensively.
3. Through the arrangement of the oil pipeline and the electric control valve, the crude oil storage tank, the oil pouring tank and the oil purifying tank are communicated pairwise, the oil pipeline can be flexibly switched through a control unit or manual selection, and the conventional state that the pipes are temporarily arranged on site and the arrangement is disordered is changed.
4. The utility model discloses an oil pipe way cooperation the control unit that sets up carries out the logic and switches, realizes full automatic operation, and unmanned on duty saves the cost of labor.
Drawings
Fig. 1 is the utility model discloses full-automatic oil processing system oil pipe way schematic diagram of oil immersed transformer.
The system comprises a crude oil storage tank 1, a pour oil tank 2, a clean oil tank 3, an oil return tank 4, a vacuum oil filter 5, a plate oil filter 6, first to fifth electric control valves 101 to 105, sixth to ninth electric control valves 201 to 204 and a tenth electric control valve 301.
Detailed Description
The invention will be further explained with reference to the drawings attached to the specification.
As shown in fig. 1, the utility model relates to a full-automatic oil treatment system of oil immersed transformer, which comprises a crude oil storage tank, a pouring tank, a clean oil tank, a vacuum oil filter and a plate oil filter, wherein the oil inlet of the crude oil storage tank is connected with an oil tank truck through an inlet pipeline, and the oil outlet of the crude oil storage tank is connected with the oil inlet of the vacuum oil filter or the plate oil filter; an oil outlet of the vacuum oil filter is connected with oil inlets of the crude oil storage tank, the oil pouring tank and the oil purifying tank; the oil outlet of the oil pouring tank is connected with a vacuum oil filter or a plate oil filter; the output end of the vacuum oil filter or the plate type oil filter is connected with the oil inlet of the oil purifying tank; the oil outlet of the oil purification tank is connected with the vacuum oil injection device.
Parallel pipelines are arranged between the crude oil storage tank and the vacuum oil filter and between the crude oil storage tank and the plate oil filter, a plurality of oil pipelines are arranged at the oil inlet end and the oil outlet end of the vacuum oil filter and the plate oil filter and are respectively connected with the crude oil storage tank, the oil pouring tank and the oil purifying tank, and each oil pipeline is provided with an electric control valve.
In this embodiment, each electric control valve side is connected in series with a manual valve, and each manual valve is set in a normally open state.
The utility model discloses still have the oil return jar, its oil inlet passes through vacuum oil filter or plate oil filter and is connected with crude oil storage tank, oil pouring jar and clean oil jar through the oil pipeline, and the oil-out is outside to link to each other with the oil return pipeline.
The oil purification tank is also provided with an oil supplementing outlet which is connected with an oil supplementing vehicle through an oil supplementing pipeline and a diaphragm pump.
The control unit takes a PLC as a control core, comprises a vacuum oil filter, a control loop of a plate oil filter and a control loop of an electric control valve, adopts a touch screen to input instructions, carries out logic processing by a control program running in the PLC and outputs control instructions to corresponding execution mechanisms.
The working process of the utility model is as follows:
1) an external oiling vehicle inputs crude oil into a crude oil storage tank 1 through an oiling pipeline through a diaphragm pump, and a processing mode is selected according to oil parameter indexes in an oil detection report;
2) if indexes such as oil pressure resistance, micro water, chromatography and the like in the oil parameters do not meet the requirements, when the capacity of the crude oil storage tank 1 is sufficient (namely the oil level detection does not exceed 2/3 of the internal height of the crude oil storage tank), opening the first electric control valve 101, the second electric control valve 102 and the third electric control valve 103, starting the vacuum oil filter 5 for dehydration and degassing treatment, performing self-circulation on the crude oil storage tank 1 and the vacuum oil filter 5, closing the vacuum oil filter 5 (automatically delaying for a set time after closing the vacuum oil filter) after circulating for a set time, closing the first electric control valve 101, the second electric control valve 102 and the third electric control valve 103, and ending the circulation;
3) after the oil sample is qualified in test, opening the first electric control valve 101, the second electric control valve 102 and the tenth electric control valve 301, starting the vacuum oil filter 5, pumping the qualified clean oil into the clean oil tank, and simultaneously vacuumizing the clean oil tank 3 to ensure the storage quality of the oil product;
4) if the medium loss in the oil parameters is not qualified, opening the first electronic control valve 101, the fourth electronic control valve 104 and the fifth electronic control valve 105 and starting the plate type oil filter 6 to perform filtering adsorption treatment under the condition that the capacity of the crude oil storage tank 1 is enough (namely the oil level detection does not exceed 2/3 of the internal height of the crude oil storage tank), performing self-circulation on the crude oil storage tank 4 and the plate type oil filter 6, closing the plate type oil filter 5, closing the first electronic control valve 101, the fourth electronic control valve 104 and the fifth electronic control valve 105 after the circulation is carried out for a specified time, and ending the circulation; performing step 3);
5) if indexes such as oil pressure resistance, micro water, chromatography and the like in the oil parameters do not meet requirements and the medium loss is unqualified, under the condition that the capacity of the crude oil storage tank 1 is enough (namely the oil level detection does not exceed 2/3 of the internal height of the crude oil storage tank), opening a first electric control valve 101, a second electric control valve 102 and a third electric control valve 103, starting a vacuum oil filter 5 for oil heating treatment, closing the vacuum oil filter 5 and the second electric control valve 102 after heating to a set temperature, opening a fourth electric control valve 104, starting a plate type oil filter 6 for filtration and adsorption treatment, and stopping the plate type oil filter 6 after the medium loss is qualified through the test; turning on the vacuum oil filter 5, and executing the circulation process in the step 2); then executing the step 3);
6) in step 2), if the capacity of the crude oil storage tank 1 is not enough (i.e. the oil level detection exceeds 2/3 of the internal height of the crude oil storage tank), the first electronic control valve 101, the second electronic control valve 102 and the sixth electronic control valve 201 are opened, the vacuum oil filter is started, and 5, the crude oil storage tank 1 is filtered by the vacuum oil filter 5 and then is pumped into the pouring oil tank 2; and after the oil level of the oil pouring tank 2 reaches the upper limit, closing the first electric control valve 101, the second electric control valve 102 and the sixth electric control valve 201, opening the seventh electric control valve 202, the eighth electric control valve 203 and the third electric control valve 103, pumping the oil from the oil pouring tank 2 into the crude oil storage tank 1, circulating for a specified number of times, and pumping the clean oil in the crude oil storage tank 1 or the oil pouring tank 2 into the clean oil tank 3 if the oil parameters are qualified.
7) In step 4), if the capacity of the crude oil storage tank 1 is not enough (namely the oil level detection exceeds 2/3 of the internal height of the crude oil storage tank), opening the first electronic control valve 101, the fourth electronic control valve 104 and the fifth electronic control valve 105, starting the plate type oil filter, and pumping the crude oil storage tank 1 into the oil pouring tank 2 after being filtered by the plate type oil filter 6; after the oil level of the pouring oil tank 2 reaches the upper limit, the first electronic control valve 101 and the fourth electronic control valve 104 open the sixth electronic control valve 202 and the eighth electronic control valve 204, keep the fifth electronic control valve 105 in an open state, and then pump the oil from the pouring oil tank 2 into the crude oil storage tank 1, and after circulating for a specified number of times, if the oil parameters are qualified, pump the clean oil in the crude oil storage tank 1 or the pouring oil tank 2 into the clean oil tank 3.
8) In step 5), if indexes such as oil pressure resistance, micro water and chromatography in the oil parameters do not meet requirements and medium loss is unqualified and the capacity of the crude oil storage tank 1 is not enough (namely the oil level detection exceeds 2/3 of the internal height of the crude oil storage tank), opening the first electric control valve 101, the second electric control valve 102 and the sixth electric control valve 201, starting the vacuum oil filter 5 for oil heating treatment, pouring the oil into the oil pouring tank 2 after heating to a set temperature, closing the vacuum oil filter 5, closing the first electric control valve 101, the second electric control valve 102 and the sixth electric control valve 201, opening the seventh electric control valve 202, the ninth electric control valve 204 and the fifth electric control valve 105, starting the plate type oil filter 6, pouring the oil into the crude oil storage tank 1 after filtering and adsorbing treatment until all oil parameters are qualified, and stopping the plate type oil filter 6; turning on the vacuum oil filter 5, and executing the circulation process in the step 2); step 3) is performed again.
When the oil parameters seriously exceed the standard, the oil in the crude oil storage tank 1 is directly pumped into the oil return tank 4 due to overhigh processing time and cost. And an oil supplementing outlet of the oil purification tank 3 provides qualified oil purification for the oil supplementing vehicle through an oil supplementing pipeline and a diaphragm pump.
Claims (5)
1. The utility model provides a full-automatic oil processing system of oil immersed transformer which characterized in that: the system comprises a crude oil storage tank, a pouring oil tank, an oil purifying tank, a vacuum oil filter and a plate oil filter, wherein an oil inlet of the crude oil storage tank is connected with an oil tank truck through an inlet pipeline, and an oil outlet of the crude oil storage tank is connected with an oil inlet of the vacuum oil filter or the plate oil filter; an oil outlet of the vacuum oil filter is connected with oil inlets of the crude oil storage tank, the oil pouring tank and the oil purifying tank; the oil outlet of the oil pouring tank is connected with a vacuum oil filter or a plate oil filter; the output end of the vacuum oil filter or the plate type oil filter is connected with the oil inlet of the oil purifying tank; the oil outlet of the oil purification tank is connected with the vacuum oil injection device.
2. The full-automatic oil processing system of oil immersed transformer of claim 1, characterized in that: parallel pipelines are arranged between the crude oil storage tank and the vacuum oil filter and between the crude oil storage tank and the plate oil filter, a plurality of oil pipelines are arranged at the oil inlet end and the oil outlet end of the vacuum oil filter and the plate oil filter and are respectively connected with the crude oil storage tank, the oil pouring tank and the oil purifying tank, and each oil pipeline is provided with an electric control valve.
3. The full-automatic oil processing system of oil immersed transformer of claim 2, characterized in that: and each electric control valve side is connected with a manual valve in series, and each manual valve is arranged in a normally open state.
4. The full-automatic oil processing system of oil immersed transformer of claim 1, characterized in that: the oil return tank is also arranged, an oil inlet of the oil return tank is connected with the crude oil storage tank, the oil return tank and the clean oil tank through oil pipelines by a vacuum oil filter or a plate oil filter, and the outside of the oil outlet is connected with a recovered oil pipeline.
5. The full-automatic oil processing system of oil immersed transformer of claim 1, characterized in that: the oil purification tank is also provided with an oil supplementing outlet which is connected with an oil supplementing vehicle through an oil supplementing pipeline and a diaphragm pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922235511.2U CN211302334U (en) | 2019-12-13 | 2019-12-13 | Full-automatic oil treatment system of oil immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922235511.2U CN211302334U (en) | 2019-12-13 | 2019-12-13 | Full-automatic oil treatment system of oil immersed transformer |
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| CN211302334U true CN211302334U (en) | 2020-08-21 |
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| CN201922235511.2U Active CN211302334U (en) | 2019-12-13 | 2019-12-13 | Full-automatic oil treatment system of oil immersed transformer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217652A (en) * | 2021-11-29 | 2022-03-22 | 国家电网有限公司 | Automatic control method for processing insulation oil of extra-high voltage converter station |
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2019
- 2019-12-13 CN CN201922235511.2U patent/CN211302334U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217652A (en) * | 2021-11-29 | 2022-03-22 | 国家电网有限公司 | Automatic control method for processing insulation oil of extra-high voltage converter station |
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