CN108251151A - A kind of transformer oil fast water elimination device - Google Patents
A kind of transformer oil fast water elimination device Download PDFInfo
- Publication number
- CN108251151A CN108251151A CN201711437475.7A CN201711437475A CN108251151A CN 108251151 A CN108251151 A CN 108251151A CN 201711437475 A CN201711437475 A CN 201711437475A CN 108251151 A CN108251151 A CN 108251151A
- Authority
- CN
- China
- Prior art keywords
- tank body
- electrical heating
- heating tank
- transformer oil
- elimination device
- 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.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G7/00—Distillation of hydrocarbon oils
- C10G7/006—Distillation of hydrocarbon oils of waste oils other than lubricating oils, e.g. PCB's containing oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G7/00—Distillation of hydrocarbon oils
- C10G7/06—Vacuum distillation
Abstract
The present invention relates to a kind of transformer oil fast water elimination devices, it is boiling evaporated into the characteristic of gas due to boiling point reduction under ultralow air pressure using water, old transformer immersion oil is carried out being evacuated to 0.01Mpa and is heated to 60 ~ 80 DEG C, so that moisture evaporates rapidly, so as to complete the drying operation to old transformer immersion oil;The present invention can once complete water removal drying operation, utilize the break-make of time pulse relay control electromagnet center line loop current, so that non magnetic spring, cross bar and iron block pump, so as to constantly be mixed to the liquid of electrical heating tank interior, so that water discharging time significantly shortens, entire removal process is no more than 10 minutes, and water removal rate is fast, and do not need to replace drier so that drying process is simply, conveniently.
Description
Technical field
The present invention relates to a kind of transformer oil fast water elimination devices, belong to transformer technology field.
Background technology
Transformer oil, is a kind of fraction products of oil, its main component is alkane, naphthene series's saturated hydrocarbons, aromatic series
The compounds such as unsaturated hydrocarbons, the side's of being commonly called as canopy oil, light yellow clear liquid, relative density 0.895.Transformer oil is in natural oil
By a kind of mineral oil for distilling, refining and obtain, it is pure steady to be that lube cut in oil handles to obtain through acid-alkali refining
The mixture of liquid native hydrocarbon fixed, viscosity is small, good insulating, cooling are good.
In electric system, most of power transformer is used in open-air atmosphere, since chronic sun exposure drenches with rain, in addition
Itself due to temperature change caused by the variation of load, make transformer it is inside and outside form draught head and caused by air flow, make
Moisture content enters in transformer.When moisture content reaches 100ppm ~ more than 200ppm, the dielectric strength of transformer oil can reduce, and can make
Into breakdown, short circuit phenomenon, the safety of transformer and system is endangered.To solve this problem, current way is periodically to transformation
Device is detected, changes oil, and the transformer oil changed is carried out except water process.Current water-eliminating method is by one by oil
Filter with drier absorbs the moisture content in oil, and sampled in oil after treatment using drier, carries out pin electrode and puts
Electrical testing, to determine the dielectric strength of transformer oil.After drier use, water imbibition can weaken, thus usually need to be into
Row multiple times of filtration, test, it is complicated for operation, and the quality problems easily caused by personnel operate reason.In addition, drier needs often more
It changes, makes working strength increase, program complicated.
Invention content
The present invention is in view of the deficienciess of the prior art, provide a kind of transformer oil fast water elimination device, particular technique
Scheme is as follows:
A kind of transformer oil fast water elimination device, including electrical heating tank body, vacuum pump, feed pump, the top of the electrical heating tank body
Portion is provided with inlet valve, and one end of the inlet valve is connected with electrical heating tank body, the other end of the inlet valve and feed pump
Output terminal connects, and extraction valve is additionally provided at the top of the electrical heating tank body, and one end and the electrical heating tank body of the extraction valve connect
Logical, the other end of the extraction valve is connected with vacuum pump, and the bottom of the electrical heating tank body is provided with blow-off valve, the blow-off valve
It is connected with electrical heating tank body.
As an improvement of the above technical solution, minimum of three stabilizer blade, the branch are provided with below the electrical heating tank body
The upper end of foot is fixedly connected with the bottom of electrical heating tank body.
As an improvement of the above technical solution, the electrical heating tank body is internally provided with non magnetic spring, iron block and anti-
Collision block is fixedly connected at the top of the upper end of the non magnetic spring and electrical heating tank body, and the outside of the non magnetic spring is fixed
There are more cross bars, be fixedly connected at the top of the lower end of the non magnetic spring and iron block, the anticollison block is being arranged on iron block just
Lower section, the anticollison block are fixedly connected with the tank bottom of electrical heating tank body;Electromagnet is provided with below the electrical heating tank body, institute
The underface that electromagnet is located at anticollison block is stated, interval, the electricity are provided between the electromagnet and the bottom of electrical heating tank body
Magnet is fixedly connected with stabilizer blade, utilizes the break-make of time pulse relay control electromagnet center line loop current.
As an improvement of the above technical solution, multiple through-holes are provided on the iron block.
As an improvement of the above technical solution, the company of being provided with restricts between the iron block and anticollison block, one end of the even rope
It is fixedly connected with iron block, the other end of the even rope is fixedly connected with anticollison block.
As an improvement of the above technical solution, the anticollison block and even rope are made of polytetrafluoroethylene (PTFE).
As an improvement of the above technical solution, the non magnetic spring is made of austenitic stainless steel or copper alloy.
As an improvement of the above technical solution, the surface of the non magnetic spring is coated with the first polytetrafluorethylecoatings coatings,
The surface of the iron block is coated with the second polytetrafluorethylecoatings coatings, and the surface of the cross bar is applied coated with third polytetrafluoroethylene (PTFE)
Layer.
As an improvement of the above technical solution, it is additionally provided at the top of the electrical heating tank body for measuring electrical heating tank body
The vacuum meter of air pressure inside.
Transformer oil fast water elimination device of the present invention is boiled and steamed since boiling point reduces under ultralow air pressure using water
The characteristic of gas is sent out into, old transformer immersion oil is carried out being evacuated to 0.01Mpa and is heated to 60 ~ 80 DEG C so that moisture is rapid
Evaporation, so as to complete the drying operation to old transformer immersion oil;The present invention can once complete water removal drying operation, using pulse after
The break-make of electrical equipment control electromagnet center line loop current so that non magnetic spring, cross bar and iron block pump, so as to hold
Continuous ground is mixed by the liquid of electrical heating tank interior so that water discharging time significantly shortens, and entire removal process is no more than 10
Minute, water removal rate is fast, and does not need to replace drier so that drying process is simply, conveniently.
Description of the drawings
Fig. 1 is transformer oil fast water elimination device structure diagram of the present invention.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, the transformer oil fast water elimination device, including electrical heating tank body 1, vacuum pump 6, feed pump 7, institute
The top for stating electrical heating tank body 1 is provided with inlet valve 11, and one end of the inlet valve 11 is connected with electrical heating tank body 1, it is described into
The other end of material valve 11 is connected with the output terminal of feed pump 7, and the top of the electrical heating tank body 1 is additionally provided with extraction valve 12, institute
The one end for stating extraction valve 12 is connected with electrical heating tank body 1, and the other end of the extraction valve 12 is connected with vacuum pump 6, and the electricity adds
The bottom of hot tank body 1 is provided with blow-off valve 13, and the blow-off valve 13 is connected with electrical heating tank body 1.
Moisture in old transformer immersion oil is detected, if its moisture is more than GB/T7595-2008《Transformation in operation
Device oil quality》In specified value, then open inlet valve 11, by feed pump 7 by moisture be more than specified value old transformation
Device immersion oil is defeated in electrical heating tank body 1, is then shut off inlet valve 11;Start vacuum pump 6, open extraction valve 12, utilize vacuum pump 6
It, then will be in electrical heating tank body 1 after pumping is carried out to electrical heating tank body 1 so that the air pressure inside electrical heating tank body 1 is less than 0.01Mpa
The liquid in portion is heated to 60 ~ 80 DEG C, is boiling evaporated into the characteristic of gas due to boiling point reduction under ultralow air pressure using water, leads to
It crosses and vacuumize process is carried out to old transformer immersion oil, moisture is evaporated rapidly, then extracted out by vacuum pump 6, in old transformer immersion oil
Moisture be removed, dried transformer immersion oil is discharged at blow-off valve 13.The above process does not need to use drier so that
Water removal operation is simply, conveniently.
Further, the lower section of the electrical heating tank body 1 is provided with minimum of three stabilizer blade 14, the upper end of the stabilizer blade 14 with
The bottom of electrical heating tank body 1 is fixedly connected.Stabilizer blade 14 can support electrical heating tank body 1, and support construction is stablized.
Further, for ease of controlling the atmospheric pressure state inside electrical heating tank body 1, the top of the electrical heating tank body 1 is also
It is provided with the vacuum meter 15 for measuring 1 air pressure inside of electrical heating tank body.
Further, the electrical heating tank body 1 is internally provided with non magnetic spring 2, iron block 3 and anticollison block 4, described non-
The upper end of magnet spring 2 is fixedly connected with the top of electrical heating tank body 1, and the outside of the non magnetic spring 2 is installed with more horizontal strokes
Bar 21, the lower end of the non magnetic spring 2 are fixedly connected with the top of iron block 3, the anticollison block 4 be arranged on iron block 3 just under
Side, the anticollison block 4 are fixedly connected with the tank bottom of electrical heating tank body 1;The lower section of the electrical heating tank body 1 is provided with electromagnet 5,
The electromagnet 5 is located at the underface of anticollison block 4, and interval is provided between the electromagnet 5 and the bottom of electrical heating tank body 1,
The electromagnet 5 is fixedly connected with stabilizer blade 14, utilizes the break-make of time pulse relay control 5 center line loop current of electromagnet.
Using time pulse relay to 5 coil of electromagnet according to:Be powered 1 ~ 3 second → power-off 3 ~ 5 seconds → be powered 1 ~ 3 second → it is disconnected
The order of 3 ~ 5 seconds →...→ energization 1 ~ 3 second of electricity causes the intermittent energization of coil in electromagnet 5, when the coil in electromagnet 5 leads to
Magnetic force can be generated when electric, under the action of magnetic force, iron block 3 can downwards be adsorbed, while non magnetic spring 2 is stretched, non magnetic
Spring 2 understands the liquid inside 21 slamming down electrical heating tank body 1 of synchronous drive cross bar during stretching;When in electromagnet 5
Coil blackout when lose magnetic force, under the pulling force effect of non magnetic spring 2, iron block 3 can be pulled and be moved upwards, while non magnetic
Spring 2 starts retraction and restores, and non magnetic spring 2 can the upward shock electrical heating tank body of synchronous drive cross bar 21 during retraction
Liquid inside 1;Due to the intermittent energization of coil in electromagnet 5, iron block 3, non magnetic spring 2 and cross bar 21 can be real
It now pumps, persistently the liquid inside electrical heating tank body 1 can be mixed in this process so that electrical heating tank body
It can mix, be uniformly dispersed between the levels of 1 internal liquid.
In the present invention, the liquid inside electrical heating tank body 1 is heated to 60 ~ 80 DEG C, is protected in heating and insulating process
It holds the air pressure inside electrical heating tank body 1 and is consistently lower than 0.01Mpa, since iron block 3, non magnetic spring 2 and cross bar 21 can continue
Constantly the liquid inside electrical heating tank body 1 is mixed so that temperature of the liquid at 60 ~ 80 DEG C inside electrical heating tank body 1
6 ~ 9min of the lower heat preservation of degree can obtain completed transformer immersion oil.
Under extremely low vacuum pressure effect, due to the old transformer immersion oil at extraction valve 12, moisture therein
More fragile oil film and be precipitated, moisture evaporates rapidly, is then discharged by vacuum pump 6;And closer to the old change of 1 tank bottom of electrical heating tank body
Depressor immersion oil, moisture therein are more not easy to be precipitated, is extended so as to cause entire drying process.Usually shorten drying time,
If by the way of agitating device is installed additional on electrical heating tank body 1, although can significantly shorten drying time, due to stirring
Mixing can be because the problem of being rotatablely connected causes leakproofness limited, so that electrical heating tank body 1 exists between paddle and electrical heating tank body 1
Defined vacuum degree is often not achieved when vacuumizing, it is inevitable between agitating paddle and electrical heating tank body 1 in order to make up the defect
Better tightness, more close bearing are needed, so that equipment cost significantly improves.If by the way of magnetic stirring apparatus
It stirs, although the problem of not having leakproofness, the present invention needs to be evacuated at a temperature of 60 ~ 80 DEG C, many institute's weeks
Know, high temperature can destroy the magnetic field of magnet, and temperature is excessively high or even can magnet be lost magnetism, and magnetic stirrer 60 ~
Working at a temperature of 80 DEG C can cause stirrer magnetism weak, and to ensure mixing effect, this necessarily causes the work of magnetic stirring apparatus
Load significantly improves, and the high-temperature stirring work at 60 ~ 80 DEG C can also reduce the service life of stirrer for a long time.And if adopted
Shorten drying time with lower vacuum degree, usually in situation about not stirring, be less than the temperature of 0.003Mpa and inside in air pressure
Spend be 70 ~ 80 DEG C under conditions of need 30 ~ 50min that can complete old transformer immersion oil drying;It is less than in air pressure
The temperature of 0.008Mpa and inside needs 70 ~ 90min that can complete the dry of old transformer immersion oil under conditions of being 70 ~ 80 DEG C
It is dry;Need 130 ~ 160min that can complete old change under conditions of being 70 ~ 80 DEG C less than the temperature of 0.01Mpa and inside in air pressure
The drying of depressor immersion oil;And in order to shorten drying time, required vacuum degree is very small, needs less than 0.003Mpa, this needs
The better vacuum pump of performance could be completed, and usually such vaccum pump unit acquisition cost is very high.
And the present invention pumps since iron block 3, non magnetic spring 2 and cross bar 21 can be realized, it can be persistently to electricity
Transformer immersion oil inside heating tank body 1 is mixed so that energy between the levels of 1 internal transformer immersion oil of electrical heating tank body
Enough fully to mix, disperse, this is conducive to the drying time for shortening old transformer immersion oil, while which asking there is no leakproofness
Topic, simultaneously because being provided with interval between the bottom of electromagnet 5 and electrical heating tank body 1, electromagnet 5 will not be influenced by high temperature,
And even if iron block 3 will not influence the magnetism of iron block 3 and the service life of iron block 3 for a long time in 60 ~ 80 DEG C of hot operation.
Further, multiple through-holes 31 are provided on the iron block 3, the presence of through-hole 31 causes iron block 3 up and down reciprocatingly
Resistance during movement significantly reduces, this is conducive to improve iron block 3 and cross bar 21 and mixes liquid inside electrical heating tank body 1.
Further, the company's of being provided with rope 6 between the iron block 3 and anticollison block 4, one end of the even rope 6 are fixed with iron block 3
Connection, the other end of the even rope 6 are fixedly connected with anticollison block 4.Even rope 6 can control the motion range of iron block 3, avoid everywhere
It disorderly hits, while but also the movement of iron block 3 and non magnetic spring 2 is orderly, convenient for control.
Further, the non magnetic spring 2 is made of austenitic stainless steel or copper alloy, and austenitic stainless steel, copper close
Gold cannot can not be adsorbed by magnet adsorption, non magnetic spring 2 by electromagnet 5, this causes the absorption of electromagnet 5 to act only on iron
Block 3, non magnetic spring 2 will not interfere, so as to which pumping for iron block 3 is more easy to control and more orderly.
Further, the anticollison block 4 and even rope 6 is made of polytetrafluoroethylene (PTFE) is polytetrafluoroethylene (PTFE) high temperature resistant, resistance to low
Temperature, there is good mechanical tenacity, is corrosion-resistant, do not adhere to, nonhazardous, good insulating, therefore anticollison block 4 and even rope 6 will not be dirty
Transformer oil is contaminated, does not interfere with the insulating properties of transformer oil, while anticollison block 4 can also avoid iron block 3 from directly impinging electric add
The tank bottom of hot tank body 1 also avoids iron block 3 or the tank bottom of electrical heating tank body 1 from wearing.
Further, the surface of the non magnetic spring 2 is coated with the first polytetrafluorethylecoatings coatings, the table of the iron block 3
Face is coated with the second polytetrafluorethylecoatings coatings, and the surface of the cross bar 21 is coated with third polytetrafluorethylecoatings coatings.Polytetrafluoroethyl-ne
The first polytetrafluorethylecoatings coatings, the second polytetrafluorethylecoatings coatings, third polytetrafluorethylecoatings coatings cause non magnetic bullet made of alkene
Even if mutually impact is not easy to produce metal powder during strenuous exercise for spring 2, iron block 3 and cross bar 21, become so as to not interfere with
The insulating properties of depressor oil.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of transformer oil fast water elimination device, it is characterised in that:Including electrical heating tank body(1), vacuum pump(6), feed pump
(7), the electrical heating tank body(1)Top be provided with inlet valve(11), the inlet valve(11)One end and electrical heating tank body
(1)Connection, the inlet valve(11)The other end and feed pump(7)Output terminal connection, the electrical heating tank body(1)Top
It is additionally provided with extraction valve(12), the extraction valve(12)One end and electrical heating tank body(1)Connection, the extraction valve(12)It is another
One end and vacuum pump(6)Connection, the electrical heating tank body(1)Bottom be provided with blow-off valve(13), the blow-off valve(13)With
Electrical heating tank body(1)Connection.
2. a kind of transformer oil fast water elimination device according to claim 1, it is characterised in that:The electrical heating tank body
(1)Lower section be provided with minimum of three stabilizer blade(14), the stabilizer blade(14)Upper end and electrical heating tank body(1)Bottom fix connect
It connects.
3. a kind of transformer oil fast water elimination device according to claim 2, it is characterised in that:The electrical heating tank body
(1)Be internally provided with non magnetic spring(2), iron block(3)And anticollison block(4), the non magnetic spring(2)Upper end with electricity plus
Hot tank body(1)Top be fixedly connected, the non magnetic spring(2)Outside be installed with more cross bars(21), it is described non magnetic
Spring(2)Lower end and iron block(3)Top be fixedly connected, the anticollison block(4)It is arranged on iron block(3)Underface, it is described
Anticollison block(4)With electrical heating tank body(1)Tank bottom be fixedly connected;The electrical heating tank body(1)Lower section be provided with electromagnet
(5), the electromagnet(5)Positioned at anticollison block(4)Underface, the electromagnet(5)With electrical heating tank body(1)Bottom between
It is provided with interval, the electromagnet(5)With stabilizer blade(14)It is fixedly connected, electromagnet is controlled using time pulse relay(5)Coil
The break-make of electric current.
4. a kind of transformer oil fast water elimination device according to claim 3, it is characterised in that:The iron block(3)On set
It is equipped with multiple through-holes(31).
5. a kind of transformer oil fast water elimination device according to claim 3, it is characterised in that:The iron block(3)With it is anti-
Collision block(4)Between the company of being provided with restrict(6), it is described even to restrict(6)One end and iron block(3)It is fixedly connected, it is described even to restrict(6)It is another
End and anticollison block(4)It is fixedly connected.
6. a kind of transformer oil fast water elimination device according to claim 5, it is characterised in that:The anticollison block(4)With
Lian Sheng(6)It is made of polytetrafluoroethylene (PTFE).
7. a kind of transformer oil fast water elimination device according to claim 3, it is characterised in that:The non magnetic spring
(2)It is made of austenitic stainless steel or copper alloy.
8. a kind of transformer oil fast water elimination device according to claim 3, it is characterised in that:The non magnetic spring
(2)Surface be coated with the first polytetrafluorethylecoatings coatings, the iron block(3)Surface be coated with the second polytetrafluorethylecoatings coatings,
The cross bar(21)Surface be coated with third polytetrafluorethylecoatings coatings.
9. a kind of transformer oil fast water elimination device according to claim 1, it is characterised in that:The electrical heating tank body
(1)Top be additionally provided with for measuring electrical heating tank body(1)The vacuum meter of air pressure inside(15).
Priority Applications (1)
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CN201711437475.7A CN108251151A (en) | 2017-12-26 | 2017-12-26 | A kind of transformer oil fast water elimination device |
Applications Claiming Priority (1)
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CN201711437475.7A CN108251151A (en) | 2017-12-26 | 2017-12-26 | A kind of transformer oil fast water elimination device |
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Publication Number | Publication Date |
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CN108251151A true CN108251151A (en) | 2018-07-06 |
Family
ID=62724075
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CN201711437475.7A Pending CN108251151A (en) | 2017-12-26 | 2017-12-26 | A kind of transformer oil fast water elimination device |
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Cited By (2)
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CN111260986A (en) * | 2020-02-14 | 2020-06-09 | 海南泰和鸿鼎实业有限公司 | Multi-climate simulation cabin |
CN112138553A (en) * | 2019-06-27 | 2020-12-29 | 南京韦福化工技术有限公司 | Alkyl phosphine's production aftertreatment device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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