CN103558317A - Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil - Google Patents
Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil Download PDFInfo
- Publication number
- CN103558317A CN103558317A CN201310511599.0A CN201310511599A CN103558317A CN 103558317 A CN103558317 A CN 103558317A CN 201310511599 A CN201310511599 A CN 201310511599A CN 103558317 A CN103558317 A CN 103558317A
- Authority
- CN
- China
- Prior art keywords
- standard oil
- preparation
- cylinder
- oil
- solenoid valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a balance gas equipressure transfer device and method applied to a preparation process of transformer oil chromatographic analysis standard oil. The balance gas equipressure transfer device comprises a standard oil preparation tank, a first air cylinder and a second air cylinder, wherein the two air cylinders are both provided with linear motors; control circuits of the air cylinders are provided with a plurality of electromagnetic valves which can be switched on and off randomly; the first air cylinder is used for preparing the standard oil; the second air cylinder is used for transferring a balance gas; the bottom in the standard oil preparation tank is provided with an air bag; the standard oil is arranged above the air bag; the balance gas is arranged above the standard oil. The balance gas equipressure transfer method applied to the preparation process of transformer oil chromatographic analysis standard oil solves the difficulty of concentration change of prepared standard oil, which is caused by the fact that oil and gas balance is easily damaged by balance gas transfer during the preparation process of transformer oil chromatographic analysis standard oil. The standard oil prepared by the method has the characteristics of accurate target concentration, high stability and the like.
Description
Technical field
The present invention relates to the isobaric transfer device of Balance Air and method thereof in a kind of Chromatographic Analysis of Transformer oil standard oil process for preparation.Belong to electric system field of mechanical technique.
Background technology
When the Balance Air in Chromatographic Analysis of Transformer oil standard oil process for preparation shifts at present, because easily causing gas back dissolving, Balance Air, various factors shifts the phenomenons such as incomplete, the standard oil making is like this concentration meeting distortion not only, and stability is relatively poor, cannot be for a long time for Chromatographic Analysis of Transformer oil.In power industry nowadays, in the more and more important situation of Chromatographic Analysis of Transformer oil, prepare true, accurate, believable Chromatographic Analysis of Transformer oil standard oil necessary.
Summary of the invention
Technical matters to be solved by this invention is to provide the isobaric transfer device of Balance Air and method thereof in a kind of Chromatographic Analysis of Transformer oil standard oil process for preparation.
For solving the problems of the technologies described above, the invention provides the isobaric transfer device of Balance Air in a kind of Chromatographic Analysis of Transformer oil standard oil process for preparation, comprise standard oil preparation fuel tank, the first cylinder, the second cylinder, described two cylinders are all with linear electric motors, arrange somely can carry out arbitrarily the solenoid valve of opening and closing operations on the operation circuit of described two cylinders; Described the first cylinder is for standard oil preparation, and described the second cylinder shifts for balanced gas; Described standard oil preparation fuel tank inner bottom part is installed air bag, and described air bag top is standard oil, and standard oil top is Balance Air.
Above-mentioned standard oil preparation top of oil-tank setting pressure sensor.
Above-mentioned solenoid valve has four, is respectively solenoid valve one, solenoid valve two, solenoid valve three, solenoid valve four; Described solenoid valve two one end connect Balance Air, and solenoid valve three one end connect the first cylinder, after the other end of solenoid valve two and solenoid valve three collects, are connected to the second cylinder; Described solenoid valve four one end connect air bag, and the other end connects the second cylinder; Two operation circuits that described the second cylinder connects are a solenoid valve one in parallel in its port.
The volume of above-mentioned the second cylinder equals the volume of standard oil preparation fuel tank inner equilibrium gas.
In standard oil process for preparation, the isobaric transfer method of Balance Air, utilizes said apparatus, comprises the following steps:
1) preparation of standard oil: device carries out the preparation of Chromatographic Analysis of Transformer oil standard oil according to the pressure of setting by the first cylinder in standard oil preparation fuel tank, pressure transducer can show actual preparation pressure, and air bag can be used to carry out preparation pressure adjusting in standard oil process for preparation;
2) Balance Air shifts: under preparation pressure state, carry out balanced gas transfer after oil gas dissolution equilibrium, during transfer, first only open solenoid valve one, piston nose in the second cylinder is close to cylinder wall, then shut electromagnetic valve one, open solenoid valve two, solenoid valve four, the Balance Air that pulls piston that standard oil is prepared in fuel tank is slowly transferred to the second cylinder, in transfer process, piston gas below supplements the air bag in fuel tank simultaneously, because the volume of the second cylinder equals the volume of standard oil preparation fuel tank inner equilibrium gas, when piston moves to the second cylinder end, Balance Air in standard oil preparation fuel tank is also transferred in the second cylinder completely, Balance Air shifts complete, whole process is all carried out under isopiestic state.
The beneficial effect that the present invention reaches:
In Chromatographic Analysis of Transformer oil standard oil process for preparation of the present invention, Balance Air isobaric transfer method has changed the transfer method of Balance Air in standard oil process for preparation in the past, has adopted isobaric transfer.In Chromatographic Analysis of Transformer oil standard oil process for preparation of the present invention, the isobaric transfer method of Balance Air has solved in Chromatographic Analysis of Transformer oil standard oil process for preparation the difficult point of easily destroying gas and oil equilibration when Balance Air shifts and causing joined standard oil concentration to change.Avoid the gas back dissolving, the Balance Air that in Balance Air transfer process, occur to shift the phenomenons such as incomplete, guaranteed the Stability and veracity of standard oil concentration, for Chromatographic Analysis of Transformer oil provides reliable foundation.When Chromatographic Analysis of Transformer oil is important all the more, make chromatographic data have rule to follow, also further for the safe operation of electrical equipment provides sound assurance.
Accompanying drawing explanation
Fig. 1 is the structural representation of device of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As shown in Figure 1, the isobaric transfer device of Balance Air in a kind of Chromatographic Analysis of Transformer oil standard oil process for preparation, comprise standard oil preparation fuel tank 1, the first cylinder 8, the second cylinder 9, two cylinders are all with linear electric motors, arrange somely can carry out arbitrarily the solenoid valve of opening and closing operations on the operation circuit of two cylinders; The first cylinder 8 is for standard oil preparation, and the second cylinder 9 shifts for balanced gas; Standard oil preparation fuel tank 1 inner bottom part is installed air bag 2, and air bag 2 tops are standard oils, and standard oil top is Balance Air.
Standard oil preparation fuel tank 1 top setting pressure sensor 3.
Solenoid valve has four, is respectively solenoid valve 1, solenoid valve 25, solenoid valve 36, solenoid valve 47; Solenoid valve 25 one end connect Balance Air, and solenoid valve 36 one end connect the first cylinder 8, after the other end of solenoid valve 25 and solenoid valve 36 collects, are connected to the second cylinder 9; Solenoid valve 47 one end connect air bag 2, and the other end connects the second cylinder 9; Two operation circuits that the second cylinder 9 connects are a solenoid valve 1 in parallel in its port.
The volume of the second cylinder 9 equals the volume of standard oil preparation fuel tank 1 inner equilibrium gas.
In a kind of Chromatographic Analysis of Transformer oil standard oil process for preparation provided by the invention, the isobaric transfer method of Balance Air, utilizes said apparatus, comprises the following steps:
1) preparation of standard oil: device carries out the preparation of Chromatographic Analysis of Transformer oil standard oil according to the pressure (pressure-fired or micro-negative pressure) of setting by the first cylinder 8 in standard oil preparation fuel tank 1, pressure transducer 3 can show actual preparation pressure, and air bag 2 can be used to carry out preparation pressure adjusting in standard oil process for preparation;
2) Balance Air shifts: under preparation pressure state, carry out balanced gas transfer after oil gas dissolution equilibrium, during transfer, first only open solenoid valve 1, piston nose in the second cylinder 9 is close to cylinder wall, then shut electromagnetic valve 1, open solenoid valve 25, solenoid valve 47, the Balance Air that pulls piston that standard oil is prepared in fuel tank is slowly transferred to the second cylinder 9, in transfer process, piston gas below supplements the air bag 2 in fuel tank simultaneously, because the volume of the second cylinder 9 equals the volume of standard oil preparation fuel tank 1 inner equilibrium gas, when piston moves to the second cylinder 9 end, Balance Air in standard oil preparation fuel tank 1 is also transferred in the second cylinder 9 completely, Balance Air shifts complete, whole process is all carried out under isopiestic state.
Below with preferred embodiment, disclose the present invention, so it is not intended to limiting the invention, all take to be equal to replace or technical scheme that the scheme of equivalent transformation obtains, all drop in protection scope of the present invention.
Claims (5)
1. the isobaric transfer device of Balance Air in a Chromatographic Analysis of Transformer oil standard oil process for preparation, it is characterized in that: comprise standard oil preparation fuel tank, the first cylinder, the second cylinder, described two cylinders are all with linear electric motors, arrange somely can carry out arbitrarily the solenoid valve of opening and closing operations on the operation circuit of described two cylinders; Described the first cylinder is for standard oil preparation, and described the second cylinder shifts for balanced gas; Described standard oil preparation fuel tank inner bottom part is installed air bag, and described air bag top is standard oil, and standard oil top is Balance Air.
2. the isobaric transfer device of Balance Air in Chromatographic Analysis of Transformer oil standard oil process for preparation according to claim 1, is characterized in that: described standard oil preparation top of oil-tank setting pressure sensor.
3. the isobaric transfer device of Balance Air in Chromatographic Analysis of Transformer oil standard oil process for preparation according to claim 1, is characterized in that: described solenoid valve has four, is respectively solenoid valve one, solenoid valve two, solenoid valve three, solenoid valve four; Described solenoid valve two one end connect Balance Air, and solenoid valve three one end connect the first cylinder, after the other end of solenoid valve two and solenoid valve three collects, are connected to the second cylinder; Described solenoid valve four one end connect air bag, and the other end connects the second cylinder; Two operation circuits that described the second cylinder connects are a solenoid valve one in parallel in its port.
4. the isobaric transfer device of Balance Air in Chromatographic Analysis of Transformer oil standard oil process for preparation according to claim 1, is characterized in that: the volume of described the second cylinder equals the volume of standard oil preparation fuel tank inner equilibrium gas.
5. the isobaric transfer method of Balance Air in Chromatographic Analysis of Transformer oil standard oil process for preparation, is characterized in that utilizing the device described in claim 1-4, comprises the following steps:
1) preparation of standard oil: device carries out the preparation of Chromatographic Analysis of Transformer oil standard oil according to the pressure of setting by the first cylinder in standard oil preparation fuel tank, pressure transducer can show actual preparation pressure, and air bag can be used to carry out preparation pressure adjusting in standard oil process for preparation;
2) Balance Air shifts: under preparation pressure state, carry out balanced gas transfer after oil gas dissolution equilibrium, during transfer, first only open solenoid valve one, piston nose in the second cylinder is close to cylinder wall, then shut electromagnetic valve one, open solenoid valve two, solenoid valve four, the Balance Air that pulls piston that standard oil is prepared in fuel tank is slowly transferred to the second cylinder, in transfer process, piston gas below supplements the air bag in fuel tank simultaneously, because the volume of the second cylinder equals the volume of standard oil preparation fuel tank inner equilibrium gas, when piston moves to the second cylinder end, Balance Air in standard oil preparation fuel tank is also transferred in the second cylinder completely, Balance Air shifts complete, whole process is all carried out under isopiestic state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310511599.0A CN103558317B (en) | 2013-10-25 | 2013-10-25 | Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310511599.0A CN103558317B (en) | 2013-10-25 | 2013-10-25 | Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103558317A true CN103558317A (en) | 2014-02-05 |
| CN103558317B CN103558317B (en) | 2015-02-25 |
Family
ID=50012625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310511599.0A Active CN103558317B (en) | 2013-10-25 | 2013-10-25 | Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103558317B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108014665A (en) * | 2017-12-28 | 2018-05-11 | 国网安徽省电力公司电力科学研究院 | Gas-liquid mixed distributing device |
| CN111453217A (en) * | 2019-09-04 | 2020-07-28 | 国网四川省电力公司电力科学研究院 | On-site inspection or calibration oil storage device and method for oil chromatography on-line monitoring device in high-altitude area |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098165A (en) * | 2001-09-27 | 2003-04-03 | Hitachi Ltd | Apparatus for producing standard oil for gas analyzing apparatus in transformer oil |
| CN1654952A (en) * | 2004-02-13 | 2005-08-17 | 中国科学院大连化学物理研究所 | Apparatus and method for measuring distribution constant of dissolved gas in transformer oil |
| CN101762641A (en) * | 2010-01-08 | 2010-06-30 | 山东中惠仪器有限公司 | Automatic volume displaced type vacuum degasser for transformer oil |
| CN201965045U (en) * | 2010-12-16 | 2011-09-07 | 河南省中分仪器有限公司 | Preparation device for standard oil sample of dissolved gas in transformer oil |
-
2013
- 2013-10-25 CN CN201310511599.0A patent/CN103558317B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098165A (en) * | 2001-09-27 | 2003-04-03 | Hitachi Ltd | Apparatus for producing standard oil for gas analyzing apparatus in transformer oil |
| CN1654952A (en) * | 2004-02-13 | 2005-08-17 | 中国科学院大连化学物理研究所 | Apparatus and method for measuring distribution constant of dissolved gas in transformer oil |
| CN101762641A (en) * | 2010-01-08 | 2010-06-30 | 山东中惠仪器有限公司 | Automatic volume displaced type vacuum degasser for transformer oil |
| CN201965045U (en) * | 2010-12-16 | 2011-09-07 | 河南省中分仪器有限公司 | Preparation device for standard oil sample of dissolved gas in transformer oil |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108014665A (en) * | 2017-12-28 | 2018-05-11 | 国网安徽省电力公司电力科学研究院 | Gas-liquid mixed distributing device |
| CN108014665B (en) * | 2017-12-28 | 2023-11-07 | 国网安徽省电力公司电力科学研究院 | Gas-liquid mixed oil distributing device |
| CN111453217A (en) * | 2019-09-04 | 2020-07-28 | 国网四川省电力公司电力科学研究院 | On-site inspection or calibration oil storage device and method for oil chromatography on-line monitoring device in high-altitude area |
| CN111453217B (en) * | 2019-09-04 | 2024-05-14 | 国网四川省电力公司电力科学研究院 | Device and method for on-site inspection or calibration of oil storage device of oil chromatograph in high-altitude area |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103558317B (en) | 2015-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102788686B (en) | Battery core safety valve testing device and method | |
| CN103939421B (en) | A kind of method for testing fatigue for hydraulic cylinder and device | |
| CN105260501A (en) | Leakage magnetic field and winding stress calculation method during sudden shirt circuit of transformer | |
| CN103954431A (en) | Flow resistance measurement test system | |
| CN203909218U (en) | Device for determination of insulation characteristics of oil paper | |
| CN103558317B (en) | Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil | |
| CN103743532A (en) | Closed container air-leakage detection apparatus | |
| CN103323221B (en) | A kind of detection method of hand brake valve on-line performance monitor station | |
| CN105065361B (en) | Proportional flow unit under compound control of electromagnetic switch valves and proportional throttle valve in parallel | |
| CN102121965B (en) | Overtravel testing device | |
| CN104100589B (en) | A kind of multidirectional and multifunctional pilot operated valve device fast | |
| CN103033317B (en) | Testing tool of air cylinder end cover | |
| CN102840952B (en) | Pressure tester for detecting compression performance of valve | |
| CN104931860A (en) | Device for testing insulating characteristic of oilpaper | |
| CN203981843U (en) | The moving verification testing table of wink of breaker of plastic casing | |
| CN207528410U (en) | A kind of leak-checking apparatus | |
| CN208313913U (en) | The quantitative inlet duct of chromatography online monitoring system for transformer oil | |
| CN205243998U (en) | Hydraulic system and switching -over valve | |
| CN104502760A (en) | High-voltage breaker simulator and application method thereof | |
| CN207197804U (en) | Valve reliability detection means | |
| CN207215425U (en) | Automobile canister flow resistance test device | |
| CN204287421U (en) | A kind of relay finished product detection device | |
| CN105487000A (en) | Synchronous switch controller initial state actuation time automatic test device and test method | |
| CN103901340A (en) | Chip testing method | |
| CN109671323A (en) | The simulator of pressure gauge failure and the analogy method of pressure gauge failure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151123 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: State Grid Corporation of China Patentee after: Jiangsu Electric Power Company Patentee after: Electric Power Research Institute of Jiangsu Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: Jiangsu Electric Power Company Patentee before: Electric Power Research Institute of Jiangsu Electric Power Company |