CN103824681A - Oil conservator capable of radiating - Google Patents
Oil conservator capable of radiating Download PDFInfo
- Publication number
- CN103824681A CN103824681A CN201410082899.6A CN201410082899A CN103824681A CN 103824681 A CN103824681 A CN 103824681A CN 201410082899 A CN201410082899 A CN 201410082899A CN 103824681 A CN103824681 A CN 103824681A
- Authority
- CN
- China
- Prior art keywords
- oil
- conservator
- transformer
- oil conservator
- heat
- 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
Links
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention relates to an oil conservator, in particular to an oil conservator capable of radiating.The oil conservator comprises a conservator body, wherein an oil injection and discharge pipe and a draining pipe are connected below the conservator body. The oil conservator is characterized in that the conservator body is located right above a transformer, the conservator body is connected with the transformer through eight oil guide pipes with a supporting function, and the conservator body comprises a corrugated core body and a core body cover which is provided with one hundred and fifty to two hundred shutters. At least one oil guide pipe is provided with a valve. The structure and the arrangement of the oil conservator are reasonable, the practicability is strong, the radiating area can be changed according to the amplitude of load and environmental temperature, the occupation area of the transformer is effectively reduced, and the oil conservator is favorably used on an oil immersible power transformer which has the voltage level of 35kV-110kV and adopts an inner oil type metal corrugated oil conservator.
Description
(1) technical field
The present invention relates to a kind of oil conservator, particularly a kind of oil conservator with heat-sinking capability.
(2) background technology
Present stage, along with the development of electric power system, the manufacturing technology of transformer and matched auxiliaring equipment thereof and function are further perfect, and especially its kind of transformer auxiliary equipment is more and more, is very powerful with regard to its simple function of a certain annex.Some has economic strength power consumer and also can't forbid high-tech temptation, for the power transformer product of own all uses is equipped with protection annex miscellaneous.As everyone knows; can a power transformer product move safely and reliably; certainly in the quality of product self; rather than depend on its protection equipment number, many annexes, more interfaces; again because each annex is not 100% reliable; do not have the identical life cycle of the power transformer product supporting with it, so the probability of failure of transformer will rise, the cycle of Repair of Transformer, maintenance will further shorten.So, be necessary to select targetedly tranformer protection equipment, for example, to avoid over-redundancy: pressure burst relay and optionally one of quick-action pressure switch; If selected pressure burst relay and transformer oil chromatographic on-Line Monitor Device, the Buchholz relay of the large specification on the main discharge of transformer can be with being arranged on the small dimension Buchholz relay replacement that raises on seat etc.
In addition, along with expanding economy, high-quality is ploughed and is reduced gradually, and in order to ensure cultivated area, in recent years, country has put into effect a series of policies, rules.For the power transformer using in electric power system, how to reduce its floor space, be period at present and in the future, one of common issue that Electric Power Design Institute and transformer manufacturing firm face.
For large capacity oil-filled transformer, the oil conservator that cushions use while expanding with heat and contract with cold as transformer oil is an indispensable important accessory in the time of design of transformer.According to user's demand, oil conservator usually designs in the upper right side towards high voltage side of transformer or designs directly over transformer, in the time that oil conservator design is directly over transformer, oil conservator is to be connected with transformer body with a main union by two cabinet pin, can effectively reduce like this construction of the floor space of transformer and other auxiliary facility of transformer station; But this structure only can be brought into play the common function of conventional oil conservator---cushioning effect, and transformer oil can not circulate in oil conservator.
(3) summary of the invention
The present invention is in order to make up the defect of prior art, a kind of structure and connection and reasonable arrangement, practical are provided, the size of area of dissipation can be changed according to the height of load and ambient temperature, and the oil conservator with heat-sinking capability of transformer floor space can be effectively reduced.
The present invention is achieved through the following technical solutions:
A kind of oil conservator with heat-sinking capability, comprise cabinet, cabinet below is connected with note drain line and blowdown pipe, it is characterized in that: described cabinet is positioned at directly over transformer, between described cabinet and transformer, connect by several oil guide pipes with supporting role, described cabinet comprises ripple core body and core body cover, and described core body cover is provided with shutter.
The quantity of described shutter is between 150～200.
Described oil guide pipe has 8.
At least one described oil guide pipe is provided with valve.
The invention has the beneficial effects as follows:
The present invention has been replaced the cabinet pin that only has supporting role originally by the oil guide pipe that has supporting role concurrently, and oil conservator be positioned at transformer directly over, in transformer operation or temperature rise test process, rely on Great draught heat transfer theory, when the transformer oil in transformer-cabinet is after transformer loss heating, flow to transformer oil box top, transformer-cabinet top layer temperature higher position transformer oil flows into oil conservator by part oil guide pipe, transformer oil in oil conservator carries out Natural Heat Convection by wavy metal tube outer surface to air, flow back to by part oil guide pipe the region that transformer top-oil temperature is lower again through cooling transformer oil, then drop to fuel tank bottom, and then after the loss heating producing through transformer, flow back to transformer oil box top, and then formed oily circulation.Effectively improve the heat-sinking capability of transformer body.This invention oil guide pipe structure and connection and reasonable arrangement, practical, the size that can change according to load and the height of ambient temperature area of dissipation, and effectively reduced transformer floor space, being conducive to adopting inner oil type metal bellow oil conservator, electric pressure is to apply on 35kV～110kV oil-immersed power transformer.
(4) accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Fig. 1 is main TV structure schematic diagram of the present invention.
In figure, 1 transformer, 2 cabinets, 3 oil guide pipes, 4 valves, 5 ripple core bodys, 6 core body covers, 7 shutters, 8 note drain lines, 9 blowdown pipes.
(5) embodiment
Accompanying drawing is specific embodiments of the invention.As shown in Figure 1, this kind has the oil conservator of heat-sinking capability, comprise cabinet 2, cabinet 2 is positioned at directly over transformer 1, between cabinet 2 and transformer 1, connect by 8 upright oil guide pipes 3 with supporting role, the bore of oil guide pipe and quantity size and the weight based on metal bellow oil conservator is determined, cabinet 2 comprises ripple core body 5 and core body cover 6, core body cover 6 is provided with shutter 7, for increasing heat radiation area, the quantity of shutter 7 is advisable between 150～200, the quantity of shutter and the size of each shutter also can be determined based on the size of metal bellow oil conservator, cabinet 2 belows are connected with note drain line 8 and blowdown pipe 9, in order to meet transformer 1 in the time not installing oil conservator, can carry out part delivery test project in transformer production producer, valve 4 is installed at least one oil guide pipe 3.
In practice process, first heavy according to the total oil of transformer, tentatively determine the size of inner oil type metal bellow oil conservator, and calculate the efficiently radiates heat area of bellow oil conservator.Secondly, according to the specification of definite oil guide pipes such as the weight of oil conservator, the maximum innage of oil conservator, Great draught effect heat-transfer capability, quantity, bore etc.Finally, calculate the heat dissipation capacity of metal corrugated oil conservater, and require, as basis, further to revise the specification of radiator for transformer (or cooler) take transformer oil top layer temperature rise in agreement or standard.Many practical experiences show, adopt the improved oil conservator with heat-sinking capability of Bei Nade principle, because radiating effect is very good, the integral heat sink ability maximum of transformer can improve 10%, that is to say, in the situation that guaranteeing that oily top layer temperature rise is certain, radiator (or cooler) area of dissipation or the heat-sinking capability of its transformer can reduce by 10%, and this will have very important significance to the cost that reduces transformer.
Its installation method is: first valve is assembled on oil guide pipe, and by flange, oil guide pipe is installed to transformer tank and covers.Then, oil conservator is arranged on oil guide pipe, the annex that simultaneously installs oil conservator is as note drain line, blast pipe etc.Finally, just can carry out oiling according to the operational procedure of metal corrugated oil conservater.
Except technical characterictic described in specification, all the other technical characterictics are those skilled in the art's known technology.
Claims (4)
1. one kind has the oil conservator of heat-sinking capability, comprise cabinet (2), cabinet (2) below is connected with note drain line (8) and blowdown pipe (9), it is characterized in that: described cabinet (2) is positioned at directly over transformer (1), between described cabinet (2) and transformer (1), connect by several oil guide pipes (3) with supporting role, described cabinet (2) comprises ripple core body (5) and core body cover (6), and described core body cover (6) is provided with shutter (7).
2. the oil conservator with heat-sinking capability according to claim 1, is characterized in that, the quantity of described shutter (7) is between 150～200.
3. the oil conservator with heat-sinking capability according to claim 1 and 2, is characterized in that, described oil guide pipe (3) has 8.
4. the oil conservator with heat-sinking capability according to claim 3, is characterized in that, at least one described oil guide pipe (3) is provided with valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082899.6A CN103824681A (en) | 2014-03-10 | 2014-03-10 | Oil conservator capable of radiating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082899.6A CN103824681A (en) | 2014-03-10 | 2014-03-10 | Oil conservator capable of radiating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103824681A true CN103824681A (en) | 2014-05-28 |
Family
ID=50759685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410082899.6A Pending CN103824681A (en) | 2014-03-10 | 2014-03-10 | Oil conservator capable of radiating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103824681A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07220938A (en) * | 1994-02-03 | 1995-08-18 | Meidensha Corp | Oil-filled electric device |
| JPH08181020A (en) * | 1994-12-22 | 1996-07-12 | Aichi Electric Co Ltd | Oil transformer with conservator |
| CN2521722Y (en) * | 2002-01-26 | 2002-11-20 | 新疆特变电工股份有限公司 | Easy-to-discharge effluent oil conservator |
| CN201215754Y (en) * | 2008-05-22 | 2009-04-01 | 邵为 | Heat radiating type oil storage cabinet |
| CN201294138Y (en) * | 2008-11-03 | 2009-08-19 | 长沙泰时电气设备有限公司 | Combined metal corrugated oil conservator |
| CN201315218Y (en) * | 2008-10-17 | 2009-09-23 | 芜湖市金牛变压器制造有限公司 | Novel oil storage cabinet |
| CN201489950U (en) * | 2009-08-26 | 2010-05-26 | 张治� | Metal corrugated oil conservater |
| CN102646503A (en) * | 2012-05-15 | 2012-08-22 | 江苏恒丰波纹管有限公司 | Corrugated oil storage system with display device |
-
2014
- 2014-03-10 CN CN201410082899.6A patent/CN103824681A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07220938A (en) * | 1994-02-03 | 1995-08-18 | Meidensha Corp | Oil-filled electric device |
| JPH08181020A (en) * | 1994-12-22 | 1996-07-12 | Aichi Electric Co Ltd | Oil transformer with conservator |
| CN2521722Y (en) * | 2002-01-26 | 2002-11-20 | 新疆特变电工股份有限公司 | Easy-to-discharge effluent oil conservator |
| CN201215754Y (en) * | 2008-05-22 | 2009-04-01 | 邵为 | Heat radiating type oil storage cabinet |
| CN201315218Y (en) * | 2008-10-17 | 2009-09-23 | 芜湖市金牛变压器制造有限公司 | Novel oil storage cabinet |
| CN201294138Y (en) * | 2008-11-03 | 2009-08-19 | 长沙泰时电气设备有限公司 | Combined metal corrugated oil conservator |
| CN201489950U (en) * | 2009-08-26 | 2010-05-26 | 张治� | Metal corrugated oil conservater |
| CN102646503A (en) * | 2012-05-15 | 2012-08-22 | 江苏恒丰波纹管有限公司 | Corrugated oil storage system with display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206293779U (en) | A kind of transformation cabinet with high-efficiency water cooling cooling-down effect | |
| CN104157402A (en) | Transformer radiating system with underground environment as cooling source | |
| CN107658101A (en) | A kind of height warm area differentiation power transformer cooling device | |
| CN105448479A (en) | Cooling mechanism of energy-saving type power transformer | |
| KR20100132111A (en) | A winding wire heat pipe for cooling for transfomer | |
| CN204857376U (en) | Novel transformer heat dissipation device | |
| CN103824681A (en) | Oil conservator capable of radiating | |
| CN204242762U (en) | Water circulation type triangle volume iron transformer | |
| CN207602343U (en) | Loaded voltage-regulating electric transformer | |
| KR100957804B1 (en) | Transformer | |
| CN203799781U (en) | Non-pump water-cooling oil immersed transformer | |
| CN203941788U (en) | Transformer | |
| CN203588807U (en) | Heat exchange structure of rectifier transformer | |
| KR100829820B1 (en) | a Heat pipe for Transformer | |
| CN205900251U (en) | Oil -immersed transformer | |
| CN209045335U (en) | A kind of novel extra-high voltage water cooling combined transformer | |
| CN110739124A (en) | transformer with high-efficiency cooling function | |
| CN207409348U (en) | A kind of double radiator structure oil-immersed transformers | |
| CN105405597A (en) | Oil-immersed transformer | |
| CN204315333U (en) | A kind of novel two radiator structure oil-filled transformers | |
| KR20090035088A (en) | A heat pipe heatexchange for transformer | |
| CN207302821U (en) | High-capacity three-phase transformer | |
| CN207993625U (en) | A kind of energy saving gilled radiator | |
| CN204242760U (en) | The oil-immersed type transformer of excellent heat radiation performance | |
| CN204407130U (en) | A kind of power transformer controller for heat sink |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140528 |