CN202948828U - On-load intelligent capacity adjusting transformer - Google Patents
On-load intelligent capacity adjusting transformer Download PDFInfo
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- CN202948828U CN202948828U CN 201220642671 CN201220642671U CN202948828U CN 202948828 U CN202948828 U CN 202948828U CN 201220642671 CN201220642671 CN 201220642671 CN 201220642671 U CN201220642671 U CN 201220642671U CN 202948828 U CN202948828 U CN 202948828U
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Abstract
The utility model discloses an on-load intelligent capacity adjusting transformer which comprises an iron core, a high-voltage winding, a low-voltage winding, a controller, automatic switches and a current transformer used for measuring load currents. The automatic switches comprise a high-voltage on-load capacity adjusting switch and a low-voltage on-load capacity adjusting switch, and the current transformer, the high-voltage on-load capacity adjusting switch and the low-voltage on-load capacity adjusting switch are respectively in electric connection with the controller. The high-voltage winding comprises a section of high-voltage main winding and multiple sections of high-voltage additional windings which are all arranged along the axial direction of an iron core column, and the low-voltage winding comprises a section of low-voltage main winding and multiple sections of low-voltage additional windings which are all arranged along the axial direction of the iron core column. By means of the on-load intelligent capacity adjusting transformer, multiple capacities of a transformer can be selected automatically, and energy conservation effect is good.
Description
Technical field
The utility model relates to the transformer technology field, particularly relates to a kind of Intelligent capacity-adjusting transformer of carrying that has.
Background technology
Power transformer has very important effect at delivery of electrical energy with in using.In daily electricity consumption, load change is frequent, and peak of power consumption and low ebb are often arranged, and during peak of power consumption, load and the difference of loading during low ebb are large.But common transformer capacity is constant, do not reach at full capacity in little with electric loading, the phenomenon that low load with strong power occurs, power transformer is under equal voltage conditions, and the large-capacity power transformer noload losses is large, and no-load current is large, waste of energy is many compared with the low capacity power transformer, move uneconomically, no-load loss is larger, wastes energy more.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of can according to load to the multiple capacity of transformer automatically select, having of good energy-conserving effect carry an Intelligent capacity-adjusting transformer.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of have carry an Intelligent capacity-adjusting transformer, comprise
Iron core, described iron core comprise core limb and iron yoke;
High pressure winding and low pressure winding, described high pressure winding and low pressure winding are respectively around described core limb; It is characterized in that: also comprise controller, automatic switch and be used for the current transformer of sensing lead electric current, described automatic switch comprises the loaded capacity-regulated switch of high pressure and low-voltage loaded capacitance switch, and described current transformer, the loaded capacity-regulated switch of described high pressure and described low-voltage loaded capacitance switch are electrically connected to respectively described controller;
Described high pressure winding comprises one section high pressure main winding and the some sections additional windings of high pressure, and the additional winding of described high pressure main winding and described high pressure is all along described core limb axially-aligned;
Described low pressure winding comprises one section low pressure main winding and the some sections additional windings of low pressure, and the additional winding of described low pressure main winding and described low pressure is all along described core limb axially-aligned.
Preferably, described automatic switch also comprises tap changer, and described tap changer is electrically connected to described controller.
Preferably, described iron core is three post core type cores.
After having adopted technique scheme, the beneficial effects of the utility model are: the Intelligent capacity-adjusting transformer of carrying is arranged, and comprising: iron core, described iron core comprise core limb and iron yoke; High pressure winding and low pressure winding, described high pressure winding and low pressure winding are respectively around described core limb; Also comprise controller, automatic switch and be used for the current transformer of sensing lead electric current, described automatic switch comprises the loaded capacity-regulated switch of high pressure and low-voltage loaded capacitance switch, and described current transformer, the described low-voltage loaded capacitance switch of the loaded capacity-regulated switch enclosure of described high pressure are electrically connected to respectively described controller; Described high pressure winding comprises one section high pressure main winding and the some sections additional windings of high pressure, and the additional winding of described high pressure main winding and described high pressure is all along described core limb axially-aligned; Described low pressure winding comprises one section low pressure main winding and the some sections additional windings of low pressure, and the additional winding of described low pressure main winding and described low pressure is all along described core limb axially-aligned.This transformer adds the connected mode of winding and the connected mode of high pressure main winding and the additional winding of high pressure by controlling low pressure main winding and low pressure, and multiple Capacity Selection can be arranged.in use, detect load current and detection signal is sent to described controller by current transformer, the required transformer capacity of described controller judgement present load, then control automatic switch by controller and change the connected mode of low pressure main winding and the additional winding of low pressure and the connected mode of high pressure main winding and the additional winding of high pressure, automatically change the capacity of this transformer, make this transformer can automatically regulate self capacity to meet the present load capacity in load-carrying situation, no-load loss and the running wastage of transformer have been reduced, avoided the phenomenon of transformer low load with strong power, good energy-conserving effect, have good economic results in society.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is the structural representation that the utility model has the single-column arrangement of carrying the Intelligent capacity-adjusting transformer;
Fig. 2 is that the utility model has the low pressure winding theory structure schematic diagram that carries the Intelligent capacity-adjusting transformer;
Fig. 3 is that the utility model has the high pressure winding theory structure schematic diagram that carries the Intelligent capacity-adjusting transformer;
In figure: 1, iron core; 2, insulation against ground body; 3, main insulation body; D1, low pressure main winding; D2-D6, the additional winding of low pressure; G1, high pressure main winding; G2-G6, the additional winding of high pressure; 4, the loaded capacity-regulated switch of high pressure; 5, low-voltage loaded capacitance switch; 6, controller.
Embodiment
With reference to accompanying drawing 1, Fig. 2, Fig. 3, of the present utility model have carry an Intelligent capacity-adjusting transformer, comprising: unshakable in one's determination 1, unshakable in one's determination 1 comprises core limb and iron yoke; Around core limb, wherein, the low pressure winding is in the inboard respectively for high pressure winding and low pressure winding, high pressure winding and low pressure winding, and the high pressure winding is side outside; Also comprise controller 6, automatic switch and be used for the current transformer (not shown) of sensing lead electric current, automatic switch comprises the loaded capacity-regulated switch 4 of high pressure and low-voltage loaded capacitance switch 5, and current transformer, automatic switch are electrically connected to respectively controller 6; The high pressure winding comprises one section high pressure main winding G1 and five sections additional winding G2-G6 of high pressure, and the additional winding G2-G6 of high pressure main winding G1 and high pressure is all along the core limb axially-aligned, and the additional winding G2-G6 of high pressure is positioned at the upside of high pressure main winding G1; The low pressure winding comprises one section low pressure main winding D1 and five sections additional winding D2-D6 of low pressure, and the additional winding D2-D6 of low pressure main winding D1 and low pressure is all along the core limb axially-aligned, and the additional winding D2-D6 of low pressure is positioned at the upside of low pressure main winding D1.This transformer adds the connected mode of winding D2-D6 and the connected mode of high pressure main winding G1 and the additional winding G2-G6 of high pressure by controlling low pressure main winding D1 and low pressure, has automatic selection capacity, can automatically select multiple capacity.in use, detect load current and detection signal is sent to controller 6 by current transformer, the controller 6 required transformer capacities of judgement present load, then control automatic switch by controller 6 and change the connected mode of low pressure main winding D1 and the additional winding D2-D6 of low pressure and the connected mode of high pressure main winding G1 and the additional winding G2-G6 of high pressure, automatically change the capacity of this transformer, make this transformer can automatically regulate self capacity to meet the present load capacity in load-carrying situation, no-load loss and the running wastage of transformer have been reduced, avoided the phenomenon of transformer low load with strong power, good energy-conserving effect.
The high pressure winding also comprises the pressure regulation section, and automatic switch also comprises tap changer, and the pressure regulation section is connected respectively on tap changer, and tap changer is electrically connected to controller 6, and iron core is three post core type cores.Tap changer can be regulated voltage ripple of power network, guarantees that this has the output voltage stabilization that carries the Intelligent capacity-adjusting transformer.
High pressure winding and low pressure winding have turn-to-turn insulation, layer insulation, intermediate insulation, insulation against ground and main insulation, these insulation are all to be convenient to heat radiation and insulation, firmly fix together with insulating part, make this have the Intelligent capacity-adjusting transformer of carrying to become a firmly integral body, under electrodynamic impact, winding can not be subjected to displacement and be impaired.
The above is only giving an example of the utility model preferred forms.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model spirit and principle, can also make some distortion and improvement.Protection range of the present utility model is as the criterion with the content of claim, and any equivalent transformation that carries out based on technology enlightenment of the present utility model is also within protection range of the present utility model.
Claims (3)
1. the Intelligent capacity-adjusting transformer of carrying is arranged, comprise
Iron core, described iron core comprise core limb and iron yoke;
High pressure winding and low pressure winding, described high pressure winding and low pressure winding are respectively around described core limb; It is characterized in that: also comprise controller, automatic switch and be used for the current transformer of sensing lead electric current, described automatic switch comprises the loaded capacity-regulated switch of high pressure and low-voltage loaded capacitance switch, and described current transformer, the loaded capacity-regulated switch of described high pressure and described low-voltage loaded capacitance switch are electrically connected to respectively described controller;
Described high pressure winding comprises one section high pressure main winding and the some sections additional windings of high pressure, and the additional winding of described high pressure main winding and described high pressure is all along described core limb axially-aligned;
Described low pressure winding comprises one section low pressure main winding and the some sections additional windings of low pressure, and the additional winding of described low pressure main winding and described low pressure is all along described core limb axially-aligned.
As claimed in claim 1 have carry an Intelligent capacity-adjusting transformer, it is characterized in that: described automatic switch also comprises tap changer, described tap changer is electrically connected to described controller.
As claimed in claim 1 or 2 have carry an Intelligent capacity-adjusting transformer, it is characterized in that: described iron core is three post core type cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220642671 CN202948828U (en) | 2012-11-28 | 2012-11-28 | On-load intelligent capacity adjusting transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220642671 CN202948828U (en) | 2012-11-28 | 2012-11-28 | On-load intelligent capacity adjusting transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202948828U true CN202948828U (en) | 2013-05-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220642671 Expired - Fee Related CN202948828U (en) | 2012-11-28 | 2012-11-28 | On-load intelligent capacity adjusting transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202948828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299764A (en) * | 2014-09-12 | 2015-01-21 | 合肥金德电力设备制造有限公司 | Novel capacity regulating transformer |
| CN105405608A (en) * | 2015-12-03 | 2016-03-16 | 浙江宝威电气有限公司 | Modulating capacity transformer winding |
-
2012
- 2012-11-28 CN CN 201220642671 patent/CN202948828U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299764A (en) * | 2014-09-12 | 2015-01-21 | 合肥金德电力设备制造有限公司 | Novel capacity regulating transformer |
| CN105405608A (en) * | 2015-12-03 | 2016-03-16 | 浙江宝威电气有限公司 | Modulating capacity transformer winding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20171128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |