CN204303531U - A kind of automatic capacity adjusting transformer - Google Patents
A kind of automatic capacity adjusting transformer Download PDFInfo
- Publication number
- CN204303531U CN204303531U CN201420727269.5U CN201420727269U CN204303531U CN 204303531 U CN204303531 U CN 204303531U CN 201420727269 U CN201420727269 U CN 201420727269U CN 204303531 U CN204303531 U CN 204303531U
- Authority
- CN
- China
- Prior art keywords
- low pressure
- winding
- pressure winding
- reverse
- low
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of automatic capacity adjusting transformer, comprise transformer body and control device, three-phase high-voltage winding and three-phase low-voltage winding is provided with in described transformer body, it is characterized in that: described three-phase high-voltage winding comprises three high pressure windings, the number of turn of each high pressure winding is identical, described three-phase low-voltage winding comprises three low pressure group, each low pressure group comprises three sections of low pressure windings, the binding post at the two ends of each described high pressure winding connects reverse-blocking tetrode thyristor respectively, the binding post at each described low pressure winding two ends also connects reverse-blocking tetrode thyristor respectively, the electromagnetic wire of each described high pressure winding and low pressure winding is laminated film copper flat wire wrapped.Capacitance switch of the present utility model adopts reverse-blocking tetrode thyristor, and structure is simple, produce, failure rate is low, and governing speed is very fast during switching without electric arc; Electromagnetic wire adopts laminated film copper flat wire wrapped, and withstand voltage height, can reach 4KV, and adds and all do not have harm to human body and environment man-hour, effectively can save layer insulation.
Description
Technical field
The utility model relates to field transformer, specifically, relates to a kind of automatic capacity adjusting transformer.
Background technology
The saving energy and decreasing loss of electric power system is the important component part of building a conservation-minded society.The loss of transformer account for very large proportion in whole electrical network, and direct relation the economic benefit of whole electric power system.The area strong in load seasonal variety, peak-valley difference is larger, transformer long-time running, under the underloading even state of zero load, causes waste of energy unnecessary in a large number.Therefore, the capacity reasonably adjusting transformer according to the peak valley rotation of load just becomes one of energy-saving and cost-reducing effective measures.What current existing loaded capacity-regulated transformer mainly adopted is mechanical type capacitance switch.Although said method achieves the object of automatic capacity transfer, due to its complex structure, produce electric arc during switching, failure rate is high, and governing speed is slow, thus greatly limit the spread of capacitance-adjustable transformer.This is the deficiencies in the prior art part
Summary of the invention:
The technical problems to be solved in the utility model is to provide a kind of automatic capacity adjusting transformer, improves capacity transfer efficiency, reduces failure rate.
The utility model adopts following technological means to realize goal of the invention:
A kind of automatic capacity adjusting transformer, comprise transformer body and control device, three-phase high-voltage winding and three-phase low-voltage winding is provided with in described transformer body, it is characterized in that: described three-phase high-voltage winding comprises three high pressure windings, the number of turn of each high pressure winding is identical, described three-phase low-voltage winding comprises three low pressure group, each low pressure group comprises three sections of low pressure windings, the binding post at the two ends of each described high pressure winding connects reverse-blocking tetrode thyristor respectively, and the binding post at each described low pressure winding two ends also connects reverse-blocking tetrode thyristor respectively.
As the further restriction to the technical program, described three-phase high-voltage winding comprises the first high pressure winding, the second high pressure winding and third high pressure winding, the binding post of described first high pressure winding connects reverse-blocking tetrode thyristor LA1 with LA2, the binding post of described second high pressure winding is connected reverse-blocking tetrode thyristor LB1 and LB2, and the binding post of described third high pressure winding connects reverse-blocking tetrode thyristor LC1 and LC2.
As the further restriction to the technical program, described three-phase low-voltage winding comprises the first low pressure group, second low pressure group and the 3rd low pressure group, described first low pressure group comprises the first low pressure winding, second low pressure winding and the 3rd low pressure winding, described second low pressure group comprises the 4th low pressure winding, 5th low pressure winding, 6th low pressure winding, described 3rd low pressure group comprises the 7th low pressure winding, 8th low pressure winding and the 9th low pressure winding, the binding post of described first low pressure winding is connected with reverse-blocking tetrode thyristor La11, La12 and La2, the binding post of described second low pressure winding is connected with reverse-blocking tetrode thyristor Lb11, Lb12 and Lb2, the binding post of described 3rd low pressure winding is connected with reverse-blocking tetrode thyristor Lc11, Lc12 and Lc2.
As the further restriction to the technical program, described second low pressure winding is identical with the number of turn of the 3rd low pressure winding, and described 5th low pressure winding is identical with the number of turn of the 6th low pressure winding, and described 8th low pressure winding is identical with the number of turn of the 9th low pressure winding.
As the further restriction to the technical program, described control device comprises current transformer and voltage transformer, and described current transformer is all connected filter with voltage transformer, and described filter connection control device, described controller connects each reverse-blocking tetrode thyristor.
As the further restriction to the technical program, described filter adopts Kalman filter.
As the further restriction to the technical program, described controller also connects GPS communication module.
As the further restriction to the technical program, the electromagnetic wire of each described high pressure winding and low pressure winding is laminated film copper flat wire wrapped
Compared with prior art, advantage of the present utility model and good effect are: capacitance switch of the present utility model adopts reverse-blocking tetrode thyristor, and structure is simple, produce, failure rate is low, and governing speed is very fast during switching without electric arc; Electromagnetic wire adopts laminated film copper flat wire wrapped, and withstand voltage height, can reach 4KV, and adds and all do not have harm to human body and environment man-hour, effectively can save layer insulation.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of transformer body of the present utility model.
Fig. 2 is the functional-block diagram of control unit of the present utility model.
Embodiment:
Below in conjunction with embodiment, further illustrate the utility model.
See Fig. 1 and Fig. 2, the utility model comprises transformer body and control device, three-phase high-voltage winding and three-phase low-voltage winding is provided with in described transformer body, it is characterized in that: described three-phase high-voltage winding comprises three high pressure windings, the number of turn of each high pressure winding is identical, described three-phase low-voltage winding comprises three low pressure group, each low pressure group comprises three sections of low pressure windings, the binding post at the two ends of each described high pressure winding connects reverse-blocking tetrode thyristor respectively, the binding post at each described low pressure winding two ends also connects reverse-blocking tetrode thyristor respectively, the electromagnetic wire of each described high pressure winding and low pressure winding is laminated film copper flat wire wrapped.Laminated film copper flat wire wrapped is MYFE-4 double-deck polyimide-fluorine 46 laminated film copper flat wire wrapped.
Described three-phase high-voltage winding comprises the first low pressure winding, the second low pressure winding and the 3rd low pressure winding, the binding post of described first high pressure winding connects reverse-blocking tetrode thyristor LA1 with LA2, the binding post of described second high pressure winding is connected reverse-blocking tetrode thyristor LB1 and LB2, and the binding post of described third high pressure winding connects reverse-blocking tetrode thyristor LC1 and LC2.
Described three-phase low-voltage winding comprises the first low pressure group, second low pressure group and the 3rd low pressure group, described first low pressure group comprises the first low pressure winding, second low pressure winding and the 3rd low pressure winding, described second low pressure group comprises the 4th low pressure winding, 5th low pressure winding, 6th low pressure winding, described 3rd low pressure group comprises the 7th low pressure winding, 8th low pressure winding and the 9th low pressure winding, the binding post of described first low pressure winding is connected with reverse-blocking tetrode thyristor La11, La12 and La2, the binding post of described second low pressure winding is connected with reverse-blocking tetrode thyristor Lb11, Lb12 and Lb2, the binding post of described 3rd low pressure winding is connected with reverse-blocking tetrode thyristor Lc11, Lc12 and Lc2.The switch arrangement La11 La12 of three-phase low-voltage winding, Lb11 Lb12, Lc11 Lc12 are simultaneously closed realizes parallel connection; La2, Lb2, Lc2 be the closed series connection realizing each phase simultaneously.Three-phase high-voltage winding is arranged that LA2, LB2, LC2 are simultaneously closed and is realized Y-connection; LA1, LB1, the LC1 simultaneously closed triangle that realizes connect.(LA1, LB1, LC1) and (La11, La12; Lb11, Lb12; Lc11 Lc12) close simultaneously, three-phase high-voltage winding is triangle, and three-phase low-voltage winding is in parallel, and transformer operates in Large Copacity; When (LA2, LB2, LC2) and (La2, Lb2, Lc2) closes simultaneously, high-pressure side is Y-connection, and low-pressure side is series operation, under transformer operates in low capacity.
Described second low pressure winding is identical with the number of turn of the 3rd low pressure winding, and described 5th low pressure winding is identical with the number of turn of the 6th low pressure winding, and described 8th low pressure winding is identical with the number of turn of the 9th low pressure winding.
Described control device comprises current transformer and voltage transformer, and described current transformer is all connected filter with voltage transformer, and described filter connection control device, described controller connects each reverse-blocking tetrode thyristor.Current transformer and voltage transformer gather the work state information of transformer, and the information of collection is sent to controller after device filtering after filtering and carries out analyzing and processing, and controller controls the break-make of each reverse-blocking tetrode thyristor according to analysis processing result.
Described filter adopts Kalman filter.Described controller also connects GPS communication module.GPS communication module realizes the telecommunication of control device, facilitates the running status of long-range understanding control device.
Certainly; above-mentioned explanation is not limitation of the utility model; the utility model is also not limited only to above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also belongs to protection range of the present utility model.
Claims (8)
1. an automatic capacity adjusting transformer, comprise transformer body and control device, three-phase high-voltage winding and three-phase low-voltage winding is provided with in described transformer body, it is characterized in that: described three-phase high-voltage winding comprises three high pressure windings, the number of turn of each high pressure winding is identical, described three-phase low-voltage winding comprises three low pressure group, each low pressure group comprises three sections of low pressure windings, the binding post at the two ends of each described high pressure winding connects reverse-blocking tetrode thyristor respectively, and the binding post at each described low pressure winding two ends also connects reverse-blocking tetrode thyristor respectively.
2. automatic capacity adjusting transformer according to claim 1, it is characterized in that: described three-phase high-voltage winding comprises the first high pressure winding, the second high pressure winding and third high pressure winding, the binding post of described first high pressure winding connects reverse-blocking tetrode thyristor LA1 with LA2, the binding post of described second high pressure winding is connected reverse-blocking tetrode thyristor LB1 and LB2, and the binding post of described third high pressure winding connects reverse-blocking tetrode thyristor LC1 and LC2.
3. automatic capacity adjusting transformer according to claim 2, it is characterized in that: described three-phase low-voltage winding comprises the first low pressure group, second low pressure group and the 3rd low pressure group, described first low pressure group comprises the first low pressure winding, second low pressure winding and the 3rd low pressure winding, described second low pressure group comprises the 4th low pressure winding, 5th low pressure winding, 6th low pressure winding, described 3rd low pressure group comprises the 7th low pressure winding, 8th low pressure winding and the 9th low pressure winding, the binding post of described first low pressure winding is connected with reverse-blocking tetrode thyristor La11, La12 and La2, the binding post of described second low pressure winding is connected with reverse-blocking tetrode thyristor Lb11, Lb12 and Lb2, the binding post of described 3rd low pressure winding is connected with reverse-blocking tetrode thyristor Lc11, Lc12 and Lc2.
4. automatic capacity adjusting transformer according to claim 3, it is characterized in that: described second low pressure winding is identical with the number of turn of the 3rd low pressure winding, described 5th low pressure winding is identical with the number of turn of the 6th low pressure winding, and described 8th low pressure winding is identical with the number of turn of the 9th low pressure winding.
5. automatic capacity adjusting transformer according to claim 1, it is characterized in that: described control device comprises current transformer and voltage transformer, described current transformer is all connected filter with voltage transformer, and described filter connection control device, described controller connects each reverse-blocking tetrode thyristor.
6. automatic capacity adjusting transformer according to claim 5, is characterized in that: described filter adopts Kalman filter.
7. automatic capacity adjusting transformer according to claim 5, is characterized in that: described controller also connects GPS communication module.
8. according to the automatic capacity adjusting transformer one of claim 1-7 Suo Shu, it is characterized in that: the electromagnetic wire of each described high pressure winding and low pressure winding is laminated film copper flat wire wrapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420727269.5U CN204303531U (en) | 2014-11-28 | 2014-11-28 | A kind of automatic capacity adjusting transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420727269.5U CN204303531U (en) | 2014-11-28 | 2014-11-28 | A kind of automatic capacity adjusting transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204303531U true CN204303531U (en) | 2015-04-29 |
Family
ID=53109053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420727269.5U Expired - Fee Related CN204303531U (en) | 2014-11-28 | 2014-11-28 | A kind of automatic capacity adjusting transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204303531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109327170A (en) * | 2018-06-20 | 2019-02-12 | 成都理工大学 | A kind of Cascade multrirange potential device and control method |
-
2014
- 2014-11-28 CN CN201420727269.5U patent/CN204303531U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109327170A (en) * | 2018-06-20 | 2019-02-12 | 成都理工大学 | A kind of Cascade multrirange potential device and control method |
| CN109327170B (en) * | 2018-06-20 | 2023-05-02 | 成都理工大学 | Cascade type multi-range voltage transformation equipment and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204205599U (en) | A kind of electronic type feeder line on-load voltage regulating device | |
| CN104158282A (en) | Dual-circuit switching control power circuit and high-voltage inverter | |
| CN105186961A (en) | Motor driving system used for workover treatment | |
| CN103050254A (en) | Single-phase low-voltage double-split transformer with functions of dual high voltage and off-circuit voltage regulation | |
| CN204068804U (en) | A kind of many power AC asynchronous motor control device | |
| CN204303531U (en) | A kind of automatic capacity adjusting transformer | |
| CN203896199U (en) | Large-power high-efficiency energy-saving soft-melting power supply based on series-parallel type high-voltage frequency conversion technology | |
| CN204441066U (en) | Power transformer no load energy-saving device | |
| CN205039734U (en) | A electromotor drive system for workover | |
| CN204118735U (en) | PV air-conditioner system and there is its PV air-conditioner | |
| CN104682725B (en) | The control method and circuit, power module of a kind of power module stand-by power consumption | |
| CN203339999U (en) | Mining flameproof and intrinsically safe type double loop soft starter | |
| CN105811442A (en) | Method for realizing live-line access of mobile energy storage system to grid-connected 10kV line | |
| CN203522604U (en) | Redundant medium-voltage AC-DC-AC frequency conversion device of double-winding synchronous motor of mine hoist | |
| CN206422530U (en) | A kind of anti-interference capacitor composite switching device | |
| CN203674723U (en) | High-voltage wattless power intelligent compensation device | |
| CN203352139U (en) | Automatic phase change device of motor | |
| CN205453109U (en) | Two line user phasing switch devices of low pressure | |
| CN105826927A (en) | Angle joint capacitor set switching module | |
| CN206977056U (en) | The reactive power compensator that can switch between two sections of buses | |
| CN102751731A (en) | High voltage dynamic reactive compensation device | |
| CN205248817U (en) | Reactive compensation main circuit | |
| CN203086404U (en) | Rated voltage level intelligence switching apparatus of motor | |
| CN204835500U (en) | Three phase motor lacks looks circuit breaker | |
| CN204012718U (en) | Voltage regulates and reactive power on-site compensation device automatically |
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: 20150429 Termination date: 20151128 |