CN210514196U - Transformer oil chromatogram degassing unit - Google Patents
Transformer oil chromatogram degassing unit Download PDFInfo
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- CN210514196U CN210514196U CN201921050405.0U CN201921050405U CN210514196U CN 210514196 U CN210514196 U CN 210514196U CN 201921050405 U CN201921050405 U CN 201921050405U CN 210514196 U CN210514196 U CN 210514196U
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Abstract
The utility model provides a transformer oil chromatogram degasser, including the oil storage tank, the oil storage tank outer wall has heating system, there is height in the oil storage tank, low level sensor, the oil extraction pipe is less than liquid level low level sensor, connect the oil extraction pump, it is higher than high level sensor to advance the oil extraction pipe, the agitator pump has connect two pipelines, one is less than low level sensor, one is higher than high level sensor, degassing pipe is higher than high level sensor, the outer mouth of pipeline inserts the vacuum pump, connect the tee bend behind the vacuum pump, an end connects oil-gas separation components and parts, the back connects the air chamber, a wall solenoid valve of termination behind the air chamber, a pressure sensor of cluster between air chamber and the solenoid valve, connect the ration ring behind the wall solenoid valve, the tee bend other end is. Oil stain in the gas can be separated through the oil-gas separation component, so that the chromatographic column is prevented from being polluted, and the service life of the chromatographic column is prolonged. The gas that deviates from is collected through the air chamber, and the gas of fixed quantity is detected to reuse 4 ml's ration ring, can improve the stability and the accuracy that detect.
Description
Technical Field
The utility model discloses data monitoring technical field, concretely relates to transformer oil chromatogram degasser.
Background
The power transformer is one of main equipment of a power system, ensures the safe and reliable operation of the transformer and has very important significance for improving the power supply reliability of the power system. The method has the advantages that the content of gas dissolved in the transformer oil is monitored in real time, latent faults and sudden serious faults of the existing transformer of the power can be found in time, and the method is a main method for guaranteeing the safe operation of a power system.
The transformer oil chromatographic device is a main device for monitoring the content of gas dissolved in transformer oil and consists of a plurality of modules, wherein a degassing module is a core part for ensuring the stability and accuracy of detection data. The degassing module technology mainly adopts a vacuum degassing technology, and the removed gas is collected through a quantitative ring. The existing vacuum degassing technology cannot completely separate gas in transformer oil, the separated gas is unstable, the concentration of the gas to be detected has deviation, and a quantitative ring has only 1 ml of storage capacity, so that the stability and the accuracy of detection data are greatly reduced
The prior art has the following problems: the separated gas is directly stored in the quantitative ring, and oil stains in the gas can pollute the quantitative ring and even the chromatographic column. The quantitative ring has 1 ml storage capacity, unstable gas content and low detection stability and accuracy.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a novel transformer oil chromatogram degasification module device, through improving existing vacuum degasification technical structure, can avoid quantitative ring and chromatographic column to receive the pollution, improve detection stability and accuracy.
The technical scheme is as follows: the utility model provides a transformer oil chromatogram degasser, including the oil storage tank, the oil storage tank outer wall has heating system, there is height in the oil storage tank, low level sensor, the oil extraction pipe is less than liquid level low level sensor, connect the oil extraction pump, the oil inlet pipe is higher than high level sensor, the agitator pump has connect two pipelines, one is less than low level sensor, one is higher than high level sensor, a serial communication port, the degasification pipe is higher than high level sensor, the pipeline outer port inserts the vacuum pump, connect the tee bend behind the vacuum pump, an end connects oil-gas separation components and parts, the back connects the air chamber, air chamber rear end connects one and cuts off the solenoid valve, a pressure sensor of cluster between air chamber and the solenoid valve, cut off the solenoid valve and connect the ration ring after, the tee bend.
Preferably, the oil inlet pipe is connected with a precision filter and an oil inlet electromagnetic valve in series.
Preferably, the gas chamber has a volume of 200 ml.
Preferably, the volume of the dosing cup is 4 ml.
Preferably, a tank body pressure sensor is arranged in the oil storage tank.
The beneficial effects are that: oil stain in the gas can be separated through the oil-gas separation component, so that the chromatographic column is prevented from being polluted, and the service life of the chromatographic column is prolonged. And then the gas separated out is collected by the gas chamber, the gas is fully and uniformly mixed in the gas chamber in a standing way, and then a fixed amount of gas is detected by a 4 ml quantitative ring, so that the stability and the accuracy of detection can be improved.
Drawings
FIG. 1 is a schematic view of the apparatus
Wherein, 1 is an oil storage tank, 2 is a heating system, 3 is a liquid level sensor, 4 is a tank body pressure sensor, 5 is a stirring pump, 6 is an oil discharge electromagnetic valve, 7 is an oil discharge pump, 8 is a vacuum pump, 9 is an air chamber, 10 is a pressure sensor, 11 is a partition electromagnetic valve, 12 is a dosing ring, 13 is an evacuation electromagnetic valve, 14 is an oil inlet electromagnetic valve, 15 is a precision filter, and 16 is an oil-gas separation component.
Detailed Description
The structural design of the invention body is shown in figure 1. The utility model provides a transformer oil chromatogram degasser, including oil storage tank 1, 1 outer wall of oil storage tank has heating system 2, there is level sensor 3 in the oil storage tank 1, level sensor 3 has height, two low contacts, the oil extraction pipe is less than the low level sensor of liquid level, connecting oil extraction pump 7, it is higher than high level sensor to advance the oil pipe, agitator pump 5 has connect two pipelines, one is less than low level sensor, one is higher than high level sensor, the degasification pipe is higher than high level sensor, the pipeline outer opening inserts vacuum pump 8, connect the tee bend behind the vacuum pump 8, an end connects oil-gas separation components and parts 16, back meets air chamber 9, air chamber 9 rear end connects a wall solenoid valve 11, air chamber 9 and wall pressure sensor 10 of cluster between the solenoid valve 11, wall solenoid valve 11 back connects quantitative ring 12, the tee bend other end connects external environment through evacuation solenoid valve 13.
The oil inlet pipe is connected with a precision filter 15 and an oil inlet electromagnetic valve 14 in series. The volume of the air chamber 9 is 200 ml. The volume of the dosing cup 12 is 4 ml. And a tank body pressure sensor 4 is arranged in the oil storage tank.
The fine filter 15 functions to filter foreign particles of 50um or more in the oil. The level sensor 14 has two contacts for upper and lower levels for determining the level of the oil. The vacuum pump 8 is taken mixed gas out of the oil storage tank, and oil stains in the gas are separated through the oil-gas separation element 16, so that the oil stains can be prevented from entering and exiting the quantitative tube and the chromatographic column, and the service life of the device is influenced. The escaping mixed gas was collected through a 200ml gas cell. The pressure of the air chamber 9 is controlled by the action of the pressure sensor 10, and when the amount of the escaping gas is large and the pressure in the air chamber is too high, a part of the pressure of the air chamber can be released through the electromagnetic valve 13. The function of the dosing ring 12 is to control the volume of the sample gas. The entire degassing module is to ensure good gas tightness. The tank pressure sensor 4 alarms and cuts off the heating system 2 or opens the evacuation electromagnetic valve 13 connected with the outside to release pressure under the sudden abnormal condition, thereby ensuring the safety.
Claims (4)
1. The utility model provides a transformer oil chromatogram degasser, including the oil storage tank, the oil storage tank outer wall has heating system, a serial communication port, there is height in the oil storage tank, low level sensor, the oil extraction pipe is less than the low level sensor of liquid level, connecting the oil extraction pump, advance oil pipe and be higher than high level sensor, the agitator pump has connect two pipelines, one is less than low level sensor, one is higher than high level sensor, the degasification pipe is higher than high level sensor, the pipeline is opened outward and is inserted the vacuum pump, connect the tee bend behind the vacuum pump, an end connects oil-gas separation components and parts, back connect the air chamber, air chamber rear end connects one and cuts off the solenoid valve, a pressure sensor of cluster between air chamber and the solenoid valve, cut off the solenoid valve and connect the ration ring after.
2. The transformer oil chromatographic degasser of claim 1, wherein the oil inlet pipe is connected in series with a precision filter and an oil inlet solenoid valve.
3. The transformer oil chromatographic degasser of claim 1 wherein the volume of said gas chamber is 200 ml.
4. The transformer oil chromatographic degasser of claim 1 wherein the oil storage tank has a tank pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921050405.0U CN210514196U (en) | 2019-07-08 | 2019-07-08 | Transformer oil chromatogram degassing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921050405.0U CN210514196U (en) | 2019-07-08 | 2019-07-08 | Transformer oil chromatogram degassing unit |
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| Publication Number | Publication Date |
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| CN210514196U true CN210514196U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921050405.0U Active CN210514196U (en) | 2019-07-08 | 2019-07-08 | Transformer oil chromatogram degassing unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426465A (en) * | 2019-07-08 | 2019-11-08 | 长园深瑞监测技术有限公司 | A kind of transformer oil chromatographic degasser and its control method |
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2019
- 2019-07-08 CN CN201921050405.0U patent/CN210514196U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426465A (en) * | 2019-07-08 | 2019-11-08 | 长园深瑞监测技术有限公司 | A kind of transformer oil chromatographic degasser and its control method |
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