CN101706482A - Full-automatic vacuum degasser and degassing method thereof - Google Patents
Full-automatic vacuum degasser and degassing method thereof Download PDFInfo
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- CN101706482A CN101706482A CN200910034214A CN200910034214A CN101706482A CN 101706482 A CN101706482 A CN 101706482A CN 200910034214 A CN200910034214 A CN 200910034214A CN 200910034214 A CN200910034214 A CN 200910034214A CN 101706482 A CN101706482 A CN 101706482A
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- 238000007872 degassing Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 14
- 238000000605 extraction Methods 0.000 claims description 3
- 230000003252 repetitive effect Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000000889 atomisation Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011208 chromatographic data Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
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Abstract
The invention discloses a full-automatic vacuum degasser and a degassing method thereof. The full-automatic vacuum degasser comprises a first cylinder, a second cylinder and a degassing chamber, and is characterized in that the first cylinder is connected with an oil inlet tube which is provided with a first valve; the first cylinder is connected with an oil outlet tube which is provided with a second valve; the first cylinder is connected with an atomization nozzle of the degassing chamber by a third valve; the oil outlet of the first cylinder is communicated with the oil outlet at the bottom of the degassing chamber by a fourth valve; the degassing chamber is connected with the second cylinder by a fifth valve, the second cylinder is connected with a discharge pipe which is provided with a sixth valve; the piston rods of the first cylinder and the second cylinder are respectively connected with an electric transmission device; the degassing chamber is arranged in a constant temperature space and is internally provided with a vacuum sensor. The full-automatic vacuum degasser of the invention solves difficulty of difficult control of vacuum efficiency, and has the characteristic of stable degassing efficiency, controllability, and convenient and fast usage.
Description
Technical field
The present invention relates to a kind of transformer oil chromatographic and analyze required a kind of fully automatic vacuum degasser in the vacuum outgas method.Belong to the electric system field of mechanical technique.
Background technology
Vacuum degasser should be comparatively extensive in the oil for electric power stratographic analysis at present.But also do not have one to overlap the device that can remain the certain vacuum degassing efficiency so far, so they also can't very finish the degassing overall process of transformer oil dissolved gas component concentration stratographic analysis (vacuum method) exactly.Have degassing efficiency phenomenon fluctuated especially for some older vacuum degasser, this has had a strong impact on the reliability of analysis result, thereby causes data to have no laws to follow easily, can't be judged the operation conditions of equipment.
Summary of the invention
Technical matters to be solved by this invention provides vacuum efficiency required in a kind of transformer oil chromatographic analytic process stable and fully automatic vacuum degas method and device control easily.
For solving the problems of the technologies described above, the invention provides a kind of fully automatic vacuum degasser, comprise first cylinder, second cylinder and degas chamber, it is characterized in that: described first cylinder links to each other with oil inlet pipe, first valve is set on the oil inlet pipe, described first cylinder links to each other with draw-off pipe, described draw-off pipe is provided with second valve, described first cylinder links to each other with the atomizer of degas chamber by the 3rd valve, the oil drain out of first cylinder is connected with the bottom oil drain out of degas chamber by the 4th valve, described degas chamber links to each other by the 5th valve with second cylinder, described second cylinder links to each other with discharge pipe, the 6th valve is set on the discharge pipe, described degas chamber bottom links to each other with blowdown pipe, the piston rod of described first cylinder and second cylinder links to each other with electric transmission machanism respectively, and described degas chamber places in the constant temperature space, in described degas chamber vacuum transducer is set.
The present invention provides a kind of degas method of above-mentioned fully automatic vacuum degasser simultaneously, it is characterized in that may further comprise the steps:
1) pre-oil-feed: with oil inlet pipe first valve open, a spot of oil sample enters in first cylinder, spurs piston back and forth and for several times cylinder is washed, and after finishing oil is discharged;
2) generation of vacuum: close first valve, second valve, the 3rd valve, the 4th valve, open the 5th valve, spur piston in second cylinder to the bottom, close the 5th valve then, open the 6th valve, piston is pushed into the top, and repetitive operation is till the vacuum transducer in the degas chamber shows constant vacuum values;
3) oil-feed: open first valve, spur the piston in first cylinder, oil enters in first cylinder by pipeline, closes first valve, opens the 3rd valve, and the piston that promotes in first cylinder injects degas chamber with the atomizer that oil passes through degas chamber;
4) the oil sample degassing: oil sample enters after the degas chamber, stablizing a period of time under temperature constant state begins to outgas 3～4 times, by the valve of opening on the blowdown pipe degas chamber is carried out tonifying Qi in degasification process, air compensation calculates according to the volume of the connecting pipe between the 7th valve and the 8th valve;
5) oil extraction: after the oil sample degassing finishes, open the 4th valve, second valve is discharged waste oil from oil drain out.
The beneficial effect that the present invention reached:
Fully automatic vacuum degasser of the present invention has changed general degasser and has adopted vacuum pump to obtain the method for vacuum, produces vacuum by the piston in the drop-down dynamic air cylinder of the effect of electric transmission machanism.Fully automatic vacuum degasser of the present invention has solved the unmanageable difficult point of vacuum efficiency, has stable, controlled and easy to use, the characteristics efficiently of degassing efficiency.Utilize the fully automatic vacuum degasser to carry out transformer oil chromatographic and analyze the preceding degassing, can guarantee under the normal situation of chromatograph, to analyze accuracy, stability and the comparability of gained data, make chromatographic data of transformer have rule to follow, also further provide sound assurance for the safe operation of electrical equipment.
Description of drawings
Fig. 1 is a fully automatic vacuum degasser structural representation of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing.Fig. 1 is a fully automatic vacuum degasser structural representation of the present invention.
The invention provides a kind of fully automatic vacuum degasser, comprise first cylinder 1, second cylinder 2 and degas chamber 3, it is characterized in that: described first cylinder 1 links to each other with oil inlet pipe, first valve 11 is set on the oil inlet pipe, described first cylinder 1 links to each other with draw-off pipe, described draw-off pipe is provided with second valve 12, described first cylinder 1 links to each other with the atomizer of degas chamber 3 by the 3rd valve 13, the oil drain out of first cylinder 1 is connected with the bottom oil drain out of degas chamber 3 by the 4th valve 14, described degas chamber 3 links to each other by the 5th valve 15 with second cylinder 2, described second cylinder 2 links to each other with discharge pipe, the 6th valve 16 is set on the discharge pipe, described degas chamber 3 bottoms link to each other with blowdown pipe, the 7th valve 17 and the 8th valve 18 are set on the described blowdown pipe, the piston rod of described first cylinder 1 and second cylinder 2 links to each other with electric transmission machanism 8, and described degas chamber places in the constant temperature space, in described degas chamber 3 vacuum transducer 5 is set.
Liquid level sensor 4 is set in the inlet space of described first cylinder 1, and it is quantitative to be used for oil sample.
On described and discharge pipe that second cylinder 2 links to each other absolute pressure sensor 6 is set, is used for gaging pressure, guarantee that vacuum plant remains constant vacuum tightness, described absolute pressure sensor 6 joins with quantity tube 7.Quantity tube 7 is used for deviating from the gas volume that gas carries out before the stratographic analysis quantitative.
Series connection is provided with the 7th valve 17 and the 8th valve 18 on the described blowdown pipe.
Described first valve 11, second valve 12, the 3rd valve 13, the 4th valve 14, the 5th valve 15, the 6th valve 16, the 7th valve 17, the 8th valve 18 are two three-way electromagnetic valves.
Described electric transmission machanism 8 is linear electric motors.
The present invention provides a kind of degas method of above-mentioned fully automatic vacuum degasser simultaneously, it is characterized in that may further comprise the steps:
1) pre-oil-feed: oil inlet pipe first valve 11 is opened, and a spot of oil sample enters in first cylinder 1, spurs piston back and forth and for several times cylinder is washed, and after finishing oil is discharged;
2) generation of vacuum: close first valve 11, second valve 12, the 3rd valve 13, the 4th valve 14, open the 5th valve 15, spur piston in second cylinder 2 to the bottom, close the 5th valve 15 then, open the 6th valve 16, piston is pushed into the top, and repetitive operation is till the vacuum transducer in the degas chamber shows constant vacuum values;
3) oil-feed: open first valve 11, spur the piston in first cylinder 1, oil enters in first cylinder 1 by pipeline, closes first valve 11, open the 3rd valve 13, the piston that promotes in first cylinder 1 injects degas chamber 3 with the atomizer that oil passes through degas chamber;
4) the oil sample degassing: oil sample enters after the degas chamber 3, stablizing a period of time under temperature constant state begins to outgas 3～4 times, in degasification process by open the 7th valve 17,18 pairs of degas chambers of the 8th valve 3 carry out tonifying Qi, air compensation calculates according to the volume of the connecting pipe between the 7th valve 17 and the 8th valve 18;
5) oil extraction: after the oil sample degassing finishes, open the 4th valve 14, the second valves 12, waste oil is discharged from oil drain out.
Below disclose the present invention with preferred embodiment, so it is not in order to restriction the present invention, and all technical schemes that scheme obtained of taking to be equal to replacement or equivalent transformation all drop in protection scope of the present invention.
Claims (8)
1. fully automatic vacuum degasser, comprise first cylinder (1), second cylinder (2) and degas chamber (3), it is characterized in that: described first cylinder (1) links to each other with oil inlet pipe, first valve (11) is set on the oil inlet pipe, described first cylinder (1) links to each other with draw-off pipe, described draw-off pipe is provided with second valve (12), described first cylinder (1) links to each other with the atomizer of degas chamber (3) by the 3rd valve (13), the oil drain out of first cylinder (1) is connected by the bottom oil drain out of the 4th valve (14) with degas chamber (3), described degas chamber (3) links to each other by the 5th valve (15) with second cylinder (2), described second cylinder (2) links to each other with discharge pipe, the 6th valve (16) is set on the discharge pipe, described degas chamber (3) bottom links to each other with blowdown pipe, the piston rod of described first cylinder (1) and second cylinder (2) links to each other with electric transmission machanism (8) respectively, described degas chamber places in the constant temperature space, and vacuum transducer (5) is set in described degas chamber (3).
2. fully automatic vacuum degasser according to claim 1 is characterized in that: liquid level sensor (4) is set in the inlet space of described first cylinder (1).
3. fully automatic vacuum degasser according to claim 1 is characterized in that: on described and discharge pipe that second cylinder (2) links to each other absolute pressure sensor (6) is set, described absolute pressure sensor (6) joins with quantity tube (7).
4. according to claim 1 or 2 or 3 described fully automatic vacuum degassers, it is characterized in that: series connection is provided with the 7th valve (17) and the 8th valve (18) on the described blowdown pipe.
5. according to claim 1 or 2 or 3 described fully automatic vacuum degassers, it is characterized in that: described first valve (11), second valve (12), the 3rd valve (13), the 4th valve (14), the 5th valve (15), the 6th valve (16) are two three-way electromagnetic valves.
6. according to claim 1 or 2 or 3 described fully automatic vacuum degassers, it is characterized in that: described electric transmission machanism (8) is linear electric motors.
7. fully automatic vacuum degasser according to claim 4 is characterized in that: described electric transmission machanism (8) is linear electric motors.
8. the degas method of fully automatic vacuum degasser according to claim 1 is characterized in that may further comprise the steps:
1) pre-oil-feed: oil inlet pipe first valve (11) is opened, and a spot of oil sample enters in first cylinder (1), spurs piston back and forth and for several times cylinder is washed, and after finishing oil is discharged;
2) generation of vacuum: close first valve (11), second valve (12), the 3rd valve (13), the 4th valve (14), open the 5th valve (15), spur piston in second cylinder (2) to the bottom, close the 5th valve (15) then, open the 6th valve (16), piston is pushed into the top, and repetitive operation is till the vacuum transducer in the degas chamber shows constant vacuum values;
3) oil-feed: open first valve (11), spur the piston in first cylinder (1), oil enters in first cylinder (1) by pipeline, close first valve (11), open the 3rd valve (13), the piston that promotes in first cylinder (1) injects degas chamber (3) with the atomizer that oil passes through degas chamber;
4) the oil sample degassing: oil sample enters after the degas chamber (3), stablizes a period of time to begin to outgas 3～4 times under temperature constant state, by the valve of opening on the blowdown pipe degas chamber (3) is carried out tonifying Qi in degasification process;
5) oil extraction: after the oil sample degassing finishes, open the 4th valve (14), second valve (12) is discharged waste oil from oil drain out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910034214XA CN101706482B (en) | 2009-09-02 | 2009-09-02 | Full-automatic vacuum degasser and degassing method thereof |
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| CN200910034214XA CN101706482B (en) | 2009-09-02 | 2009-09-02 | Full-automatic vacuum degasser and degassing method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2476852C1 (en) * | 2012-02-13 | 2013-02-27 | Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) | Method to estimate cleanliness of air fed into aircraft sealed cabin from gas turbine engine compressors for content of lubrication oil decomposition products |
| CN103252113A (en) * | 2013-04-11 | 2013-08-21 | 国网电力科学研究院武汉南瑞有限责任公司 | On-line degasser for transformer oil gas |
| CN103257197A (en) * | 2013-05-21 | 2013-08-21 | 杭州申昊信息科技有限公司 | Gassing device for transformer oil monitoring |
| CN103901333A (en) * | 2012-12-27 | 2014-07-02 | 中国石油天然气股份有限公司 | Degassing and dehydrating miniature device for transformer oil |
| CN105223277A (en) * | 2015-11-20 | 2016-01-06 | 江苏有能电力自动化有限公司 | A kind of novel transformer oil chromatography on-Line Monitor Device |
| CN105223297A (en) * | 2015-11-20 | 2016-01-06 | 江苏有能电力自动化有限公司 | The degasser that a kind of novel transformer oil chromatography on-Line Monitor Device is special |
| CN106526055A (en) * | 2016-12-13 | 2017-03-22 | 贵州电网有限责任公司都匀供电局 | No-load gas-oil chromatography online monitoring system |
| RU175593U1 (en) * | 2017-03-10 | 2017-12-11 | федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский политехнический университет Петра Великого" (ФГАОУ ВО "СПбПУ") | STAND FOR RESEARCH OF INFLUENCE OF OZONE ON PROCESSES IN THE COMBUSTION CHAMBER OF A GAS-TURBINE INSTALLATION |
| CN108645684A (en) * | 2018-07-24 | 2018-10-12 | 大连世有电力科技有限公司 | It can avoid the transformer oil vacuum degasser that abjection gas is returned with oil |
| CN112305130A (en) * | 2020-11-24 | 2021-02-02 | 山东电力研究院 | Preposed automatic degassing sample introduction device and method for transformer oil chromatography |
| CN115097056A (en) * | 2022-07-25 | 2022-09-23 | 广东电网有限责任公司佛山供电局 | Full-automatic degassing device for online monitoring of transformer oil chromatography and control method thereof |
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| CN2906399Y (en) * | 2006-03-28 | 2007-05-30 | 王全龄 | Vacuum degasser |
| CN201060127Y (en) * | 2007-07-13 | 2008-05-14 | 山西焦煤集团有限责任公司 | Vacuum degasification instrument |
| CN201477086U (en) * | 2009-09-02 | 2010-05-19 | 江苏省电力试验研究院有限公司 | Full-automatic vacuum degasser |
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2009
- 2009-09-02 CN CN200910034214XA patent/CN101706482B/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2476852C1 (en) * | 2012-02-13 | 2013-02-27 | Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) | Method to estimate cleanliness of air fed into aircraft sealed cabin from gas turbine engine compressors for content of lubrication oil decomposition products |
| CN103901333B (en) * | 2012-12-27 | 2016-08-03 | 中国石油天然气股份有限公司 | A kind of midget plant of transformer oil degassing dehydration |
| CN103901333A (en) * | 2012-12-27 | 2014-07-02 | 中国石油天然气股份有限公司 | Degassing and dehydrating miniature device for transformer oil |
| CN103252113A (en) * | 2013-04-11 | 2013-08-21 | 国网电力科学研究院武汉南瑞有限责任公司 | On-line degasser for transformer oil gas |
| CN103257197A (en) * | 2013-05-21 | 2013-08-21 | 杭州申昊信息科技有限公司 | Gassing device for transformer oil monitoring |
| CN105223297B (en) * | 2015-11-20 | 2017-07-18 | 江苏有能电力自动化有限公司 | A kind of special degasser of novel transformer oil chromatography on-Line Monitor Device |
| CN105223297A (en) * | 2015-11-20 | 2016-01-06 | 江苏有能电力自动化有限公司 | The degasser that a kind of novel transformer oil chromatography on-Line Monitor Device is special |
| CN105223277A (en) * | 2015-11-20 | 2016-01-06 | 江苏有能电力自动化有限公司 | A kind of novel transformer oil chromatography on-Line Monitor Device |
| CN105223277B (en) * | 2015-11-20 | 2017-07-18 | 江苏有能电力自动化有限公司 | A kind of novel transformer oil chromatography on-Line Monitor Device |
| CN106526055A (en) * | 2016-12-13 | 2017-03-22 | 贵州电网有限责任公司都匀供电局 | No-load gas-oil chromatography online monitoring system |
| RU175593U1 (en) * | 2017-03-10 | 2017-12-11 | федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский политехнический университет Петра Великого" (ФГАОУ ВО "СПбПУ") | STAND FOR RESEARCH OF INFLUENCE OF OZONE ON PROCESSES IN THE COMBUSTION CHAMBER OF A GAS-TURBINE INSTALLATION |
| CN108645684A (en) * | 2018-07-24 | 2018-10-12 | 大连世有电力科技有限公司 | It can avoid the transformer oil vacuum degasser that abjection gas is returned with oil |
| CN112305130A (en) * | 2020-11-24 | 2021-02-02 | 山东电力研究院 | Preposed automatic degassing sample introduction device and method for transformer oil chromatography |
| CN115097056A (en) * | 2022-07-25 | 2022-09-23 | 广东电网有限责任公司佛山供电局 | Full-automatic degassing device for online monitoring of transformer oil chromatography and control method thereof |
| CN115097056B (en) * | 2022-07-25 | 2023-01-13 | 广东电网有限责任公司佛山供电局 | Full-automatic degassing device for online monitoring of transformer oil chromatography and control method thereof |
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| CN101706482B (en) | 2012-07-04 |
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Owner name: ELECTRIC POWER RESEARCH INSTITUTE, JIANGSU ELECTRI Free format text: FORMER OWNER: JIANGOU PROVINCIAL POWER TEST INST CO., LTD. Effective date: 20121025 Owner name: JIANGSU ELECTRIC POWER CO. STATE ELECTRIC NET CROP Effective date: 20121025 |
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Effective date of registration: 20121025 Address after: 210036 Fenghuang West Street, Jiangsu, Nanjing, China, No. 243 Patentee after: Electric Power Research Institute of Jiangsu Electric Power Company Patentee after: Jiangsu Electric Power Company Patentee after: State Grid Corporation of China Address before: 210029 No. 243 Fenghuang West Street, Jiangsu, Nanjing Patentee before: Jiangou Provincial Power Test Inst Co., Ltd. |
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Effective date of registration: 20151202 Address after: PA Weier road Jiangning District of Nanjing City, Jiangsu Province, No. 1 211103 Patentee after: Jiangou Provincial Power Test Inst Co., Ltd. Patentee after: Electric Power Research Institute of Jiangsu Electric Power Company Patentee after: Jiangsu Electric Power Company Patentee after: State Grid Corporation of China Address before: 210036 Fenghuang West Street, Jiangsu, Nanjing, China, No. 243 Patentee before: Electric Power Research Institute of Jiangsu Electric Power Company Patentee before: Jiangsu Electric Power Company Patentee before: State Grid Corporation of China |