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 PDF

Info

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
oil
cylinder
solenoid valve
transfer
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
Application number
CN201310511599.0A
Other languages
Chinese (zh)
Other versions
CN103558317B (en
Inventor
朱洪斌
余翔
张建国
陈大兵
刘建军
李成钢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electric Power Research Institute of Jiangsu Electric Power Company
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Jiangsu Electric Power Research Institute
Original Assignee
ELECTRIC POWER RESEARCH INSTITUTE OF JIANGSU ELECTRIC POWER Co
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ELECTRIC POWER RESEARCH INSTITUTE OF JIANGSU ELECTRIC POWER Co, State Grid Corp of China SGCC, State Grid Jiangsu Electric Power Co Ltd filed Critical ELECTRIC POWER RESEARCH INSTITUTE OF JIANGSU ELECTRIC POWER Co
Priority to CN201310511599.0A priority Critical patent/CN103558317B/en
Publication of CN103558317A publication Critical patent/CN103558317A/en
Application granted granted Critical
Publication of CN103558317B publication Critical patent/CN103558317B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

The isobaric transfer device of Balance Air and method thereof in Chromatographic Analysis of Transformer oil standard oil process for preparation
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.
CN201310511599.0A 2013-10-25 2013-10-25 Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil Active CN103558317B (en)

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)

Citations (4)

* Cited by examiner, † Cited by third party
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CN103558317B (en) 2015-02-25

Similar Documents

Publication Publication Date Title
CN103939421B (en) A kind of method for testing fatigue for hydraulic cylinder and device
CN102788686B (en) Battery core safety valve testing device and method
CN103954431A (en) Flow resistance measurement test system
WO2012064592A3 (en) System and method for testing a secondary servo control circuit in a redundant control configuration
CN204694205U (en) A kind of circuit of analog electrical Sensor
CN105070158A (en) Cable fault analogue simulation system
CN103558317B (en) Balance gas equipressure transfer device and method applied to preparation process of transformer oil chromatographic analysis standard oil
CN102840952B (en) Pressure tester for detecting compression performance of valve
CN103558840B (en) Build the controller simulation experimental standard interface in kind of RTDS and the method for circuit thereof
CN104034849B (en) Testing method for mechanical property change of natural gas hydrate during decomposition
CN104100589B (en) A kind of multidirectional and multifunctional pilot operated valve device fast
CN103323221B (en) A kind of detection method of hand brake valve on-line performance monitor station
CN204043900U (en) A kind of valve hydraulic actuator pilot system
CN103033317A (en) Testing tool of air cylinder end cover
CN105487000A (en) Synchronous switch controller initial state actuation time automatic test device and test method
CN204788846U (en) Oily formula distribution transformer atmospheric pressure oil leak test device
CN104931860A (en) Device for testing insulating characteristic of oilpaper
CN204085872U (en) Cylinder performance proving installation
CN204406879U (en) A kind of modular refrigeration teaching equipment
CN102890161B (en) Flow velocity measurement method and device for field calibration of gas relay
Xu et al. Moving coil linear motor used in servo proportional valve
CN205243998U (en) Hydraulic system and switching -over valve
CN102749937B (en) Quantitative control device for releasing high-pressure fluid
CN203309134U (en) Double-controlled electromagnetic valve
CN202257150U (en) Pressure test monitoring device for oil well

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