CN206471194U - A kind of oil-filled electric equipment online dry system - Google Patents
A kind of oil-filled electric equipment online dry system Download PDFInfo
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- CN206471194U CN206471194U CN201621455367.3U CN201621455367U CN206471194U CN 206471194 U CN206471194 U CN 206471194U CN 201621455367 U CN201621455367 U CN 201621455367U CN 206471194 U CN206471194 U CN 206471194U
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Abstract
The utility model is related to a kind of oil-filled electric equipment online dry system, including connected pipes, water filtration assemblies for filtering micro-moisture in insulating oil, for filtering the micronic filter of dust in insulating oil and the control assembly of filtering being controlled for real time on-line monitoring, insulating oil in oil-filled electric equipment is circulated along the connected pipes, the flow direction of the water filtration assemblies and the micronic filter along insulating oil is successively set on the connected pipes, the oil inlet end of the water filtration assemblies is provided with micro-moisture transmitter in imported oil, the oil outlet end of the water filtration assemblies is provided with micro-moisture transmitter in outlet oil.Oil-filled electric equipment online dry system of the present utility model can be with the micro-moisture for filtering out dissolved in insulating oil and micronic dust that may be present of real-time online, while can in time be handled so as to user with the drying effect of real-time monitoring system.
Description
Technical field
The utility model is related to the technical field of oil-filled electric equipment, more specifically to a kind of oil-filled electric equipment
Online dry system.
Background technology
Oil-filled electric equipment, such as transformer and reactor, are the required weights that generated electricity, transmitted electricity and powered in power system
Equipment is wanted, the reliability service of these equipment is the key factor for ensureing efficient generating and transmission of electricity, be also power industry weighing apparatus
The leading indicator of dose-effect benefit.
When transformer or reactor break down, gently then cause power-off/power failure, so as to cause electric power enterprise and its user
Direct economic loss；It is heavy then occur catastrophic failure, cause transformer and ancillary equipment to damage, environmental disruption, casualties,
Its loss is self-evident.
It is common include making moist, overheat the reason for causing transformer or Reactor Fault, aging, electric discharge etc., it is former at these
It is catastrophic discontinuityfailure to hinder some in reason, such as overheats or discharges；Some are then the failures slowly developed, are such as made moist and aging.
Insulating oil has strict technical indicator to carry out quality control as transformer or the medium of reactor before electrical equipment is filled into
System, wherein critically important one is exactly the moisture that dissolves into oil, will break after moisture is more than a definite limitation
The insulating properties of bad insulating oil itself, cause electrical equipment various catastrophe failures occur, here it is " making moist " phenomenon.Except this it
Outside, the failures such as steam and free molecule the meeting guiding discharge that micro- water evaporation has under high temperature, the safety for having a strong impact on electrical equipment can
By operation.Because electrical equipment needs to be operated under different environment temperatures, in order to adapt to be insulated caused by variation of ambient temperature
Oil volume changes and thus caused internal pressure change, and the electrical equipment as transformer is all devised for being exhaled
The conservator of suction, and conservator is directly identical with air further through spiracle, can be directly from breathing which results in the steam in environment
Hole enters conservator subsequently into oil tank of transformer；Except insulating paper for being filled in the outdoor electrical equipment of the moisture of air etc.
Insulating materials, which is decomposed, can also produce a small amount of moisture, directly affect the security of equipment.In order to avoid this phenomenon power system is existing
Insulation oil samples take back laboratory and carry out off-line analysis dissolved water in fuel in conventional solution is regular extraction transformer
Point content, just transformer is had a power failure when moisture transfinites, drained the oil, and it is dry to carry out with dried offline equipment insulating oil
It is dry, through being injected back into the way of transformer again after the assay was approved, so waste time and energy also and do not possess ageing.
Utility model content
The purpose of this utility model is to provide a kind of oil-filled electric equipment online dry system, solves to fill in the prior art
The problem of moisture that oily electrical equipment examined by off-line operation, dried in insulating oil causes to waste time and energy, efficiency is low.
The utility model solves the technical scheme that is used of technical problem：A kind of oil-filled electric equipment online dry system
System, including connected pipes, for filtering the water filtration assemblies of micro-moisture in insulating oil, for filtering the micro- of dust in insulating oil
Dirt filter and the control assembly that filtering is controlled for real time on-line monitoring, insulating oil in oil-filled electric equipment is along the company
Connect oil pipe to circulate, the flow direction of the water filtration assemblies and the micronic filter along insulating oil is successively set on described
On connected pipes, the oil inlet end of the water filtration assemblies is provided with micro-moisture transmitter in imported oil, in the water filtration
The oil outlet end of component is provided with micro-moisture transmitter in outlet oil.
In oil-filled electric equipment online dry system of the present utility model, the control assembly includes power supply, controller
And alarm, the power supply electrically connects with the controller and the alarm respectively, the controller and alarm electricity
Micro-moisture transmitter is electric with the controller respectively during micro-moisture transmitter and the outlet are oily in connection, the imported oil
Connection.
In oil-filled electric equipment online dry system of the present utility model, the two ends of the connected pipes are respectively by entering
Oil process is blue and oil return flange is connected with oil-filled electric equipment, and the oil-feed flange is arranged on the lower section of the oil return flange, insulation
Oil is circulated along the direction of the oil-feed flange to the oil return flange.
In oil-filled electric equipment online dry system of the present utility model, in the oil-feed flange and the water filtration group
Oil pump and oil pump state monitor are provided between part, the oil pump state monitor is electrically connected with the controller.
In oil-filled electric equipment online dry system of the present utility model, the water filtration assemblies include at least one water
Container is filtered, the connected pipes at each water filtration container two ends pass through quick plug and the corresponding water filtration container
Grafting.
In oil-filled electric equipment online dry system of the present utility model, the quantity of the water filtration container for three and
It is serially connected.
In oil-filled electric equipment online dry system of the present utility model, the quantity of the water filtration container is one.
Implement oil-filled electric equipment online dry system of the present utility model, have the advantages that：The utility model
Oil-filled electric equipment online dry system with the micro-moisture for filtering out dissolved in insulating oil of real-time online and be able to may deposit
Micronic dust, while can in time be handled so as to user with the drying effect of real-time monitoring system.
Brief description of the drawings
Fig. 1 is the structural representation of oil-filled electric equipment online dry system of the present utility model；
Fig. 2 is the structural representation of water filtration assemblies in the utility model.
Embodiment
With reference to the accompanying drawings and examples, to the structure and work of oil-filled electric equipment online dry system of the present utility model
It is described further as principle：
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
"front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " etc. are indicated
Orientation or position relationship be, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and letter
Change description, rather than indicate or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.
As shown in figure 1, oil-filled electric equipment online dry system includes connected pipes 1, micro in insulating oil for filtering
The water filtration assemblies 2 of moisture, the micronic filter 3 for filtering dust in insulating oil and controlled for real time on-line monitoring
The control assembly 4 of filter.Insulating oil in oil-filled electric equipment 100 is circulated along connected pipes 1, water filtration assemblies 2 and micronic dust
Flow direction of the filter 3 along insulating oil is successively set on connected pipes 1, the oil inlet end of water filtration assemblies 2 be provided with into
Micro-moisture transmitter 5 in mouth oil, micro-moisture transmitter 6 in outlet oil is provided with the oil outlet end of water filtration assemblies 2.Its
In, control assembly 4 includes power supply, controller and alarm, and power supply is electrically connected with controller and alarm respectively, controller and report
Micro-moisture transmitter 6 is electrically connected with controller respectively during micro-moisture transmitter 5 and outlet are oily in alert device electrical connection, imported oil
Connect.
Wherein, insulating oil is sent into connected pipes 1 by the way that the oil pressure in oil-filled electric equipment 100 is automatic, connected pipes 1
Bridge beam action is played, oil-filled electric equipment 100, water filtration assemblies 2, micronic filter 3 etc. are linked together, an envelope is formed
The circulation loop of enclosed.Water filtration assemblies 2 are used for filtering the micro-moisture of dissolved in insulating oil.Micronic filter 3 is used to retain
Micronic dust, especially diameter are more than 10 microns of micronic dust, the insulating paper aging point in the state of longtime running of oil-filled electric equipment 100
There may be moisture adsorbent, the moisture adsorbent are used in the micronic dust floated in insulating oil, and water filtration assemblies 2 for solution etc.
It is also possible to because washing away for insulating oil produces certain micronic dust and be suspended in insulating oil, therefore is also required to micronic filter 3
Carry out retention processing.Power supply in control assembly 4 is whole online dry system power supply, and provides necessary protection, such as overvoltage
Protection, overcurrent protection, electromagnetic interference shield etc., it is ensured that whole online dry system work under the small circuit state of stable interference
Make.It can be monitored in real time in insulating oil by micro-moisture transmitter 6 in micro-moisture transmitter 5 in imported oil and outlet oil
Moisture, can intuitively see the filter effect of online dry system, while can also be inhaled to moisture in water filtration assemblies 2
Attached dose of adsorption capacity is monitored；When micro-moisture is consistent and larger with micro-moisture in outlet oil in imported oil, show
Adsorbent loses filter effect due to saturation, it is necessary to regenerate；When micro in micro-moisture in imported oil and outlet oil
Moisture shows that the micro-moisture of dissolved in insulating oil is substantially completely filtered when consistent and smaller.Controller is served as
The commanding officer of whole online dry system, regulates and controls each function of whole system, such as starts, stops, moisture is monitored, it is possible to
The information monitored is uploaded to main control room.Alarm plays a part of onsite alarming, when moisture is exceeded or moisture is inhaled
Attached dose need regeneration when, alarm can be triggered, and information is uploaded into master control room so that user is handled in time by controller.
The two ends of connected pipes 1 are connected by oil-feed flange 7 and oil return flange 8 with oil-filled electric equipment respectively, enter oil process
Orchid 7 is arranged on the lower section of oil return flange 8, and direction of the insulating oil along oil-feed flange 7 to oil return flange 8 is circulated.Oil-feed flange 7
On the valve of the lower section of oil-filled electric equipment, oil return flange 8 is arranged on the valve above oil-filled electric equipment, insulation
Oil is circulated from the bottom to top.Oil-feed flange 7 and oil return flange 8 need to be entered according to the size and specification of the valve of oil-filled electric equipment 100
Row customization, that is to say, that to be adapted with valve, to ensure optimal sealing effectiveness.
Oil pump 9 and oil pump state monitor 10, oil pump state prison are provided between oil-feed flange 7 and water filtration assemblies 2
Device 10 is surveyed to be electrically connected with the controller.Oil pump 9 contributes to insulating oil smooth circulation from the bottom to top, plays the work for forcing insulating oil circulation
With while also because being filled with moisture adsorbent in water filtration assemblies 2, with resistance, it is smooth that oil pump 9 can aid in insulating oil
Pass through water filtration assemblies 2.Oil pump state monitor 10 is designed for the catastrophic failure that may be present of oil pump 9, can be intuitively
The running status of oil pump 9 is observed, when oil pump 9 breaks down out of service, oil pump state monitor 10 can produce early warning simultaneously
Controller is uploaded to, and information is uploaded to master control room so that user takes timely and effectively treatment measures by controller, it is to avoid
There is the pseudo- filtering phenomenon caused by the failure of oil pump 9.
As shown in Fig. 2 water filtration assemblies 2 include at least one water filtration container 21, each two ends of water filtration container 21
Connected pipes 1 pass through quick plug 22 and the corresponding grafting of water filtration container 21.Wherein, adsorbent is filled in water filtration container
In 21, the quantity of water filtration container 21 can be one, or three or more.The quantity of water filtration container 21 is by filling
The voltage class of oily electrical equipment 100 is determined.When voltage class is relatively low, oil-filled electric equipment 100 is smaller, and insulating oil is less,
The moisture dissolved in oil is also less, it is only necessary to a water filtration container 21.When voltage class is higher, using three or more
Multiple water filtration containers 21 and being serially connected are used, and are carried out between water filtration container 21 and connected pipes 1 by quick plug 22
Connection, so when adsorbent reaches water saturation state, can be entered with quick-replaceable water filtration container 21 to adsorbent therein
Row activating and regenerating.
In order to verify oil-filled electric equipment online dry system filter dissolved in insulating oil moisture effect, using by its with
Simulate the connected mode of oil circuit to test, simulation oil circuit can simulate the true fortune of oil-filled electric equipment (such as transformer)
Market condition.Reaching that increase is exhausted before experiment starts by way of being passed through wet air in the insulating oil into simulation oil circuit
The purpose of edge dissolved water in fuel point content, the insulating oil by humidification process is gradually dried after online dry system,
Moisture is almost filtered completely after 10 hours, and persistently keeps drying, and effect is very good.
It should be appreciated that it will be understood by those skilled in the art that can according to the above description be improved or converted, but this
A little improvement or conversion should all belong within the protection domain of the utility model appended claims.
Claims (7)
1. a kind of oil-filled electric equipment online dry system, it is characterised in that including connected pipes (1), for filtering insulating oil
The water filtration assemblies (2) of middle micro-moisture, the micronic filter (3) for filtering dust in insulating oil and for real-time online
The control assembly (4) of monitoring and controlling filtering, insulating oil in oil-filled electric equipment (100) is along the connected pipes (1) recycle stream
Dynamic, the flow direction of the water filtration assemblies (2) and the micronic filter (3) along insulating oil is successively set on the connection oil
Manage on (1), the oil inlet end of the water filtration assemblies (2) is provided with micro-moisture transmitter (5) in imported oil, in the water mistake
The oil outlet end of filter component (2) is provided with micro-moisture transmitter (6) in outlet oil.
2. oil-filled electric equipment online dry system according to claim 1, it is characterised in that the control assembly (4)
Including power supply, controller and alarm, the power supply is electrically connected with the controller and the alarm respectively, the controller
Electrically connected with the alarm, micro-moisture transmitter during micro-moisture transmitter (5) and the outlet are oily in the imported oil
(6) electrically connected respectively with the controller.
3. oil-filled electric equipment online dry system according to claim 2, it is characterised in that the connected pipes (1)
Two ends be connected respectively by oil-feed flange (7) and oil return flange (8) with oil-filled electric equipment (100), the oil-feed flange (7)
The lower section of the oil return flange (8) is arranged on, direction of the insulating oil along the oil-feed flange (7) to the oil return flange (8) is followed
Circulation is moved.
4. oil-filled electric equipment online dry system according to claim 3, it is characterised in that in the oil-feed flange
(7) oil pump (9) and oil pump state monitor (10), the oil pump state monitoring are provided between the water filtration assemblies (2)
Device (10) is electrically connected with the controller.
5. oil-filled electric equipment online dry system according to claim 1, it is characterised in that the water filtration assemblies
(2) at least one water filtration container (21) is included, the connected pipes (1) at each water filtration container (21) two ends are by fast
Fast plug (22) and corresponding water filtration container (21) grafting.
6. oil-filled electric equipment online dry system according to claim 5, it is characterised in that the water filtration container
(21) quantity is three and is serially connected.
7. oil-filled electric equipment online dry system according to claim 5, it is characterised in that the water filtration container
(21) quantity is one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621455367.3U CN206471194U (en) | 2016-12-28 | 2016-12-28 | A kind of oil-filled electric equipment online dry system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621455367.3U CN206471194U (en) | 2016-12-28 | 2016-12-28 | A kind of oil-filled electric equipment online dry system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206471194U true CN206471194U (en) | 2017-09-05 |
Family
ID=59711719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621455367.3U Active CN206471194U (en) | 2016-12-28 | 2016-12-28 | A kind of oil-filled electric equipment online dry system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206471194U (en) |
-
2016
- 2016-12-28 CN CN201621455367.3U patent/CN206471194U/en active Active
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