CN100550581C - Intermediate frequency magneto Three-phase Single-layer Windings - Google Patents
Intermediate frequency magneto Three-phase Single-layer Windings Download PDFInfo
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- CN100550581C CN100550581C CNB2007101683072A CN200710168307A CN100550581C CN 100550581 C CN100550581 C CN 100550581C CN B2007101683072 A CNB2007101683072 A CN B2007101683072A CN 200710168307 A CN200710168307 A CN 200710168307A CN 100550581 C CN100550581 C CN 100550581C
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Abstract
A kind of intermediate frequency magneto Three-phase Single-layer Windings is characterized in that the discontinuous cloth postpone series connection of every circle coils such as standard-sized sheet mouth by 6 short pitchs forms three symmetrical short pitch single layer winding, and performance is good, technology is simple.Advantage of the present invention is: 1, three phase windings are the three-phase single layer structure of symmetry, copper factor height, electromagnetic material utilance height; 2, single layer winding has short pitch, the end is short, leakage reactance is little, few, the sinusoidal property of the harmonics of magnetic force content is good; 3, this winding can be done the generator armature winding and also can do the motor winding, and △ connects but can Y connect also, and harmonic ratio tradition range formula single layer winding reduces 68%, so the magnetic potential sine is good.
Description
Technical field
The present invention relates to a kind of intermediate frequency permanent magnet AC motor winding, especially a kind of intermediate frequency magneto Three-phase Single-layer Windings.
Background technology
The intermediate frequency magneto has become the developing direction of energy-saving electric machine, but the general number of poles of intermediate frequency magneto is many, and the groove number is few.And every extremely every phase groove number mostly is fractional-slot, when the three-phase design of Windings is double-deck short distance winding in this motor, because that the double hyer insulation material accounts for groove area is many, makes the winding copper factor little.Motor is uneconomical, and when being designed to traditional single layer winding because of mostly being the range winding, the harmonic content that contains in the magnetic potential of winding is big, motor performance such as efficient, noise, vibration, waveform etc. all are adversely affected.Seek a kind of novel winding, make the copper factor height, winding overhang is short, mmf wave is tending towards sine-shaped Three-phase Single-layer Windings with short pitch, make it can obtain the good characteristic of double-deck short distance winding, can obtain the high usage of groove volume again, this has very realistic meaning in multipole mid-frequency motor.
Summary of the invention
The purpose of this invention is to provide a kind of intermediate frequency magneto Three-phase Single-layer Windings with short pitch.
The present invention is achieved like this, and it is characterized in that working as the groove number is 36 grooves, when number of poles is 14 utmost points, the number of phases is 3 phases, every is that the series connection of 3 circle coils such as standard-sized sheet mouth forms three symmetrical short pitch single layer winding by 6 coil Y=1-4 pitches, and wherein A is arranged in groove 14,17 mutually; 20,23; 24,27; 30,33; 34,1; Spider lable AX in 4,7 ten two grooves, B is arranged in groove 26,29 mutually; 13,35; 36,3; 6,9; 10,13; Spider lable BY in 16,19 ten two grooves, C is arranged in groove 2,5 mutually; 8,11; 12,15; 18,21; 22,25; Spider lable CZ in 28,31 ten two grooves, three phase windings can be connected into Y or △; When the groove number is 36 grooves, when number of poles was 10 utmost points, the number of phases was 3 phases, and every is that 3 circle coils such as standard-sized sheet mouth series connection forms three symmetrical short pitch single layer winding by 6 coil Y=1-4 pitches, and wherein A arranges 1,4 mutually; 3,6; 9,12; 17,20; 23,26; Spider lable AX in 31,34 ten two grooves, B is arranged in groove 25,28 mutually; 27,30; 33,36; 5,8; 11,14; Spider lable BY in 19,22 ten two grooves, C is arranged in groove 13,16 mutually; 15,18; 21,24; 19,32; 35,2; Spider lable CZ in 7,10 ten two grooves; Three phase windings can be connected into Y or △.
Advantage of the present invention is: 1, three phase windings are the three-phase single layer structure of symmetry, copper factor height.Electromagnetic material utilance height, good economy performance.2, single layer winding has short pitch, the end is short, leakage reactance is little, few, the sinusoidal property of the harmonics of magnetic force content is good.3, this winding can be done the generator armature winding and also can do the motor winding, and △ connects but can Y connect also, and harmonic ratio tradition range formula single layer winding reduces 68%, so the magnetic potential sine is good.
Description of drawings
Fig. 1: Z=36 ZP=14 m=3 y=1-4 intermediate frequency magneto Three-phase Single-layer Windings layout plan.
Fig. 2: Z=36 ZP=10 m=3 y=1-4 intermediate frequency magneto Three-phase Single-layer Windings layout plan.
Embodiment
Embodiment 1: as shown in Figure 1, intermediate frequency magneto Three-phase Single-layer Windings layout plan three phase winding AX, the BY of a kind of Z=36 2P=14 m=3 y=1-4, CZ symmetric arrangement, pitch is Y=1-4, A is composed in series by 6 whole openings of coil of AX winding, down at groove 14,17; 20,23; 24,27; 30,33; 34,1; In 4,7 ten two grooves.B is in series by 6 whole openings of coil of BY winding, down at groove 26,29; 13,35; 36,3; 6,9; 10,13; In 16,19 ten two grooves.In like manner C is in series by 6 whole openings of coil of CZ winding, down at groove 2,5; 8,11; 12,15; 18,21; 22,25; In 28,31 ten two grooves.The three symmetrical single layer winding of Xing Chenging have six to draw joint A, X, B, Y, C, Z like this, but but also delta connection of Y connection as required provides voltages having different magnitude.
Embodiment 2: the intermediate frequency magneto Three-phase Single-layer Windings layout plan of a kind of as shown in Figure 2 Z=36 ZP=10 m=3 y=1-4, three phase winding AX, BY, CZ symmetric arrangement, pitch are Y=1-4, and A is composed in series by 6 whole openings of coil of AX winding, down at groove 1,4; 3,6; 9,12; 17,20; 23,26; In 31,34 ten two grooves.B is composed in series by 6 whole openings of coil of BY winding.Down at groove 25,28; 27,30; 33,36; 5,8; 11,14; In 19,22 ten two grooves.In like manner C is composed in series by 6 whole openings of coil of CZ winding, down at groove 13,16; 15,18; 21,24; 19,32; 35,2; In 7,10 ten two grooves.The three symmetrical single layer winding of Xing Chenging have six to draw joint A, X, B, Y, C, Z like this, but but also delta connection of Y connection as required.Voltages having different magnitude is provided.Three symmetrical individual layer short distance windings of above-mentioned composition, the Three-phase Single-layer Windings the harmonics of magnetic force that constitutes compared with the well-known range formula of tradition reduces 68%, therefore the premium properties that harmonic wave is few, performance good, the single layer structure performance reaches double-deck short distance winding reaches the purpose of invention.
Tradition range formula three-phase symmetric winding the harmonics of magnetic force content reaches 4.67%,
Short distance formula three-phase symmetric winding of the present invention, the harmonics of magnetic force content only 1.5%, harmonic content reduce and reach 68%.The single-phase voltage irregularity of wave form reached 23% when tradition range formula three-phase symmetric winding was unloaded, and sinusoidal sex distortion is serious.The single-phase voltage irregularity of wave form was less than 2% when short distance formula three-phase symmetric winding of the present invention was unloaded, and sine is improved greatly.
Claims (2)
1, a kind of intermediate frequency magneto Three-phase Single-layer Windings is characterized in that working as the groove number is 36 grooves, when number of poles is 14 utmost points, the number of phases is 3 phases, every is that the series connection of 3 circle coils such as standard-sized sheet mouth forms three symmetrical short pitch single layer winding by 6 coil Y=1-4 pitches, and wherein A is arranged in groove 14,17 mutually; 20,23; 24,27; 30,33; 34,1; Spider lable AX in 4,7 ten two grooves, B is arranged in groove 26,29 mutually; 13,35; 36,3; 6,9; 10,13; Spider lable BY in 16,19 ten two grooves, C is arranged in groove 2,5 mutually; 8,11; 12,15; 18,21; 22,25; Spider lable CZ in 28,31 ten two grooves, three phase windings are connected into Y or △.
2, a kind of intermediate frequency magneto Three-phase Single-layer Windings is characterized in that working as the groove number is 36 grooves, and number of poles is 10 utmost points, the number of phases is 3 phases, every is that the series connection of 3 circle coils such as standard-sized sheet mouth forms three symmetrical short pitch single layer winding by 6 coil Y=1-4 pitches, and wherein A is arranged in 1,4 mutually; 3,6; 9,12; 17,20; 23,26; Spider lable AX in 31,34 ten two grooves, B is arranged in groove 25,28 mutually; 27,30; 33,36; 5,8; 11,14; Spider lable BY in 19,22 ten two grooves, C is arranged in groove 13,16 mutually; 15,18; 21,24; 19,32; 35,2; Spider lable CZ in 7,10 ten two grooves, three phase windings are connected into Y or △.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101683072A CN100550581C (en) | 2007-11-09 | 2007-11-09 | Intermediate frequency magneto Three-phase Single-layer Windings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101683072A CN100550581C (en) | 2007-11-09 | 2007-11-09 | Intermediate frequency magneto Three-phase Single-layer Windings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101159404A CN101159404A (en) | 2008-04-09 |
| CN100550581C true CN100550581C (en) | 2009-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101683072A Expired - Fee Related CN100550581C (en) | 2007-11-09 | 2007-11-09 | Intermediate frequency magneto Three-phase Single-layer Windings |
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| CN (1) | CN100550581C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944812A (en) * | 2010-09-30 | 2011-01-12 | 泰豪科技股份有限公司 | Duplex winding structure with fractional slots of servo permanent magnet synchronous motor |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969857A (en) * | 2011-09-01 | 2013-03-13 | 华域汽车电动系统有限公司 | Single-layer fractional slot permanent magnet synchronous motor winding structure |
| CN102368643A (en) * | 2011-10-11 | 2012-03-07 | 泰豪科技股份有限公司 | Fractional-slot three-phase single-layer sine winding of intermediate-frequency generator |
| CN102957247B (en) * | 2012-11-21 | 2015-01-07 | 泰豪科技股份有限公司 | Contravariant intermediate frequency permanent magnet generator with pole to groove ratio of 5:6 |
-
2007
- 2007-11-09 CN CNB2007101683072A patent/CN100550581C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944812A (en) * | 2010-09-30 | 2011-01-12 | 泰豪科技股份有限公司 | Duplex winding structure with fractional slots of servo permanent magnet synchronous motor |
| CN101944812B (en) * | 2010-09-30 | 2012-03-14 | 泰豪科技股份有限公司 | Duplex winding structure with fractional slots of servo permanent magnet synchronous motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101159404A (en) | 2008-04-09 |
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