CN108880019A - Six layers of set winding split-phase method suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor - Google Patents
Six layers of set winding split-phase method suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor Download PDFInfo
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- CN108880019A CN108880019A CN201810732110.5A CN201810732110A CN108880019A CN 108880019 A CN108880019 A CN 108880019A CN 201810732110 A CN201810732110 A CN 201810732110A CN 108880019 A CN108880019 A CN 108880019A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
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- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention discloses a kind of six layers of set winding split-phase methods suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor, it is all to carry out split-phase according to approximate 60 ° of facies tracts split-phase method to each layer of set winding, each layer of set winding embeds three-phase bilayer short distance Distributed Winding according to its split-phase result, and three-phase windings branch is in turn connected into according to the synthesis maximum principle of fundamental wave electromotive force, all three-phase windings branches in six layers of set are successively finally sequentially connected in series into three-phase windings according to the synthesis maximum principle of fundamental wave electromotive force, connection obtains the A of three-phase windings in this way, B and C three-phase fundamental wave winding distribution ratio is respectively 0.94399, 0.94441, 0.94399.If the perunit value of the synthesis permanent magnetism fundamental wave electromotive force of A, B and C three-phase windings is respectively 0.9996,0.9996 and 1.00000 using C phase permanent magnetism fundamental wave synthesis electromotive force as base value；The synthesis permanent magnetism fundamental wave electromotive force of A and B phase winding lags behind and is ahead of respectively synthesis permanent magnetism fundamental wave electromotive force (2 π/3-0.00554) electrical angle of C phase winding, can consider that three-phase windings are symmetrical in engineering.
Description
Technical field
The invention belongs to electrical engineering fields, are related to a kind of six layers of set suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor
Winding split-phase method.
Background technique
In some special applications, to the volume of permanent magnet synchronous motor, weight, especially axial length can all be proposed
High requirement.If the revolving speed of motor be not in contrast it is especially high, under this requirement carry out design of electrical motor when, motor
Number of pole-pairs can generally be chosen more more, while reducing rotor yoke portion iron core thickness, it is also desirable to by stator winding end
The axial length in portion is designed shorter as far as possible.39 slot, 12 pole three-phase permanent magnetic synchronous motor can preferably meet above-mentioned want
It asks.But for 39 slot, 12 pole three-phase permanent magnetic synchronous motor, according to 60 ° of traditional facies tract split-phase methods to three-phase windings
When carrying out split-phase, repeatedly winding or wave winding are all asymmetric for designed a set of double-deck short distance distribution out.In order to improve motor
Performance is needed to 39 slot, 12 pole three-phase permanent magnetic synchronous motor using new split-phase method, so that designed three-phase windings to the greatest extent may be used
Can it is symmetrical, to meet the technical requirements in engineering to three-phase symmetric winding.
Summary of the invention
In order to solve the above-mentioned technical problem, the present invention proposes a kind of six suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor
Layer set winding split-phase method is all that split-phase is carried out according to approximate 60 ° of facies tracts split-phase method to each layer of set winding, each layer of set
Winding embeds the three-phase bilayer short distance Distributed Winding of this layer set according to its split-phase result, and most according to synthesis permanent magnetism fundamental wave electromotive force
Big principle is sequentially connected in series into three-phase windings branch, finally by six layers set in all three-phase windings branches according to synthesis forever
The maximum principle of magnetic fundamental wave electromotive force is sequentially connected in series into three-phase windings, and the tail end Y of three-phase windings is connected into an asterism in succession,
The external three-phase symmetrical driving power of the head end of three-phase windings, six layers of set winding split-phase method are as follows：
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 1st layer of set, split-phase result be successively denoted as A1 ,-C1, B1 ,-
A1, C1 and-B1 equiphase zone.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A1 facies tract is 1,8,14,20,
21,27 and 33, the slot electromotive force phasor for belonging to-C1 facies tract is 2,9,15,22,28,34 and 35, belongs to the slot electromotive force of B1 facies tract
Phasor is 3,10,16,23,29 and 36, and the slot electromotive force phasor for belonging to-A1 facies tract is 4,11,17,24,30 and 37, belongs to C1 phase
The slot electromotive force phasor of band is 5,12,18,25,31 and 38, the slot electromotive force phasor for belonging to-B1 facies tract is 6,7,13,19,26,
32 and 39；The unified arrangement of coil that the positive and negative facies tract of same phase will be belonged to, according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is sequentially connected in series into the double-deck short distance Distributed Winding branch of the phase in the 1st layer of set, A1, B1 and C1 tri- in obtained 1st layer of set
Mutually the Permanent Magnet and Electric kinetic potential fundamental wave winding distribution ratio of the double-deck short distance Distributed Winding branch is respectively k1、k2And k2, the double-deck short distance of A1 phase
The fundamental wave electromotive force phase coincidence of synthesis the permanent magnetism fundamental wave electromotive force and coil 1 of Distributed Winding branch, the double-deck short distance distribution of B1 phase
The synthesis permanent magnetism fundamental wave that the synthesis permanent magnetism fundamental wave electromotive force of winding branch lags behind the double-deck short distance Distributed Winding branch of A1 phase is electronic
Gesture (2 π/3+ ε) electrical angle, it is double-deck short that the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C1 phase is ahead of A1 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle away from Distributed Winding branch.If with the double-deck short distance Distributed Winding branch of A1 phase
Synthesis permanent magnetism fundamental wave electromotive force make base value, the synthesis permanent magnetism fundamental wave electricity of A1, B1 and C1 three-phase bilayer short distance Distributed Winding branch
The perunit value of kinetic potential is respectively 1.00000,1.00282 and 1.00282.Wherein k1、k2It is respectively with ε：
k1=[3+6cos (π/13)+4cos (2 π/13)]/13
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 2nd layer of set, split-phase result be successively denoted as A2 ,-C2, B2 ,-
A2, C2 and-B2 facies tract.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A2 facies tract is 1,7,8,14,20,
27 and 33, the slot electromotive force phasor for belonging to-C2 facies tract is 2,9,15,21,22,28 and 34, belongs to the slot electromotive force phase of B2 facies tract
Amount is 3,10,16,23,29,35 and 36, and the slot electromotive force phasor for belonging to-A2 facies tract is 4,11,17,24,30 and 37, belongs to C2
The slot electromotive force phasor of facies tract is 5,12,18,25,31 and 38, the slot electromotive force phasor for belonging to-B2 facies tract is 6,13,19,26,
32 and 39；The unified arrangement of coil that the positive and negative facies tract of same phase will be belonged to, according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is sequentially connected in series into the double-deck short distance Distributed Winding branch of the phase in the 2nd layer of set, A2, B2 and C2 tri- in obtained 2nd layer of set
Mutually the double-deck short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k2And k1, the double-deck short distance distribution of C2 phase around
The fundamental wave electromotive force opposite in phase of synthesis the permanent magnetism fundamental wave electromotive force and coil 2 of group branch, the double-deck short distance Distributed Winding branch of A2 phase
The synthesis permanent magnetism fundamental wave electromotive force on road lags behind synthesis permanent magnetism fundamental wave electromotive force (2 π/3 of the double-deck short distance Distributed Winding branch of C2 phase
+ ε) electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of B2 phase is ahead of the double-deck short distance of C2 phase and is distributed
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of winding branch.If with the synthesis of the double-deck short distance Distributed Winding branch of C2 phase
Permanent magnetism fundamental wave electromotive force makees base value, the synthesis permanent magnetism fundamental wave electromotive force of A2, B2 and C2 three-phase bilayer short distance Distributed Winding branch
Perunit value is respectively 1.00282,1.00282 and 1.00000.
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 3rd layer of set, split-phase result be successively denoted as A3 ,-C3, B3 ,-
A3, C3 and-B3 facies tract.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A3 facies tract is 1,7,14,20,27
With 33, the slot electromotive force phasor for belonging to-C3 facies tract is 2,8,9,15,21,28 and 34, and the slot electromotive force phasor for belonging to B3 facies tract is
3,10,16,22,23,29 and 35, the slot electromotive force phasor for belonging to-A3 facies tract is 4,11,17,24,30,36 and 37, belongs to C3 phase
The slot electromotive force phasor of band is 5,12,18,25,31 and 38, and the slot electromotive force phasor for belonging to-B3 facies tract is 6,13,19,26,32
With 39；To belong to the positive and negative facies tract of same phase coil it is unified arrange, according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force according to
Secondary to be serially connected in the double-deck short distance Distributed Winding branch of the phase in the 3rd layer of set, obtained 3rd layer covers interior A3, B3 and C3 three-phase
The double-deck short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k1And k2, the double-deck short distance Distributed Winding of B3 phase
The synthesis permanent magnetism fundamental wave electromotive force of branch is identical as the fundamental wave electromotive force phase of coil 3, the double-deck short distance Distributed Winding branch of A3 phase
Synthesis permanent magnetism fundamental wave electromotive force be ahead of synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ of the double-deck short distance Distributed Winding branch of B3 phase
ε) electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C3 phase lag behind the double-deck short distance of B3 phase be distributed around
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of group branch.If forever with the synthesis of the double-deck short distance Distributed Winding branch of B3 phase
Magnetic fundamental wave electromotive force makees base value, the mark of the synthesis permanent magnetism fundamental wave electromotive force of A3, B3 and C3 three-phase bilayer short distance Distributed Winding branch
One value is respectively 1.00282,1.00000 and 1.00282.
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 4th layer of set, split-phase result be successively denoted as A4 ,-C4, B4 ,-
A4, C4 and-B4 facies tract.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A4 facies tract is 1,7,14,20,27
With 33, the slot electromotive force phasor for belonging to-C4 facies tract is 2,8,15,21,28 and 34, the slot electromotive force phasor for belonging to B4 facies tract is 3,
9,10,16,22,29 and 35, the slot electromotive force phasor for belonging to-A4 facies tract is 4,11,17,23,24,30 and 36, belongs to C4 facies tract
Slot electromotive force phasor be 5,12,18,25,31,37 and 38, the slot electromotive force phasor for belonging to-B4 facies tract is 6,13,19,26,32
With 39；To belong to the positive and negative facies tract of same phase coil it is unified arrange, according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force according to
Secondary to be serially connected in the double-deck short distance Distributed Winding branch of the phase in the 4th layer of set, obtained 4th layer covers interior A4, B4 and C4 three-phase
The double-deck short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k1、k2And k2, the double-deck short distance Distributed Winding of A4 phase
The fundamental wave electromotive force opposite in phase of synthesis the permanent magnetism fundamental wave electromotive force and coil 4 of branch, the double-deck short distance Distributed Winding branch of B4 phase
Synthesis permanent magnetism fundamental wave electromotive force in synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ of lag A4 phase bilayer short distance Distributed Winding branch
ε) electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C4 phase be ahead of the double-deck short distance of A4 phase be distributed around
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of group branch.If forever with the synthesis of the double-deck short distance Distributed Winding branch of A4 phase
Magnetic fundamental wave electromotive force makees base value, the mark of the synthesis permanent magnetism fundamental wave electromotive force of A4, B4 and C4 three-phase bilayer short distance Distributed Winding branch
One value is respectively 1.00000,1.00282 and 1.00282.
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 5th layer of set, split-phase result be successively denoted as A5 ,-C5, B5 ,-
A5, C5 and-B5, for permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A5 facies tract is 1,7,14,20,27 and 33,
The slot electromotive force phasor for belonging to-C5 facies tract is 2,8,15,21,28 and 34, the slot electromotive force phasor for belonging to B5 facies tract is 3,9,16,
22,29 and 35, the slot electromotive force phasor for belonging to-A5 facies tract is 4,10,11,17,23,30 and 36, and the slot for belonging to C5 facies tract is electronic
Gesture phasor is 5,12,18,24,25,31 and 37, and the slot electromotive force phasor for belonging to-B5 facies tract is 6,13,19,26,32,38 and 39；
The unified arrangement of coil that the positive and negative facies tract of same phase will be belonged to, is sequentially connected in series according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It connects into the 5th layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A5, B5 and C5 three-phase bilayer are short in obtained 5th layer of set
It is respectively k away from Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient2、k2And k1, the double-deck short distance Distributed Winding branch of C5 phase
Synthesis permanent magnetism fundamental wave electromotive force is identical as the fundamental wave electromotive force phase of coil 5, the synthesis of the double-deck short distance Distributed Winding branch of A5 phase
Permanent magnetism fundamental wave electromotive force is in synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electric angle of the double-deck short distance Distributed Winding branch of lag C5 phase
Degree, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of B5 phase are ahead of the double-deck short distance Distributed Winding branch of C5 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle.If with the synthesis permanent magnetism fundamental wave of the double-deck short distance Distributed Winding branch of B5 phase
Electromotive force makees base value, the perunit value point of the synthesis permanent magnetism fundamental wave electromotive force of A5, B5 and C5 three-phase bilayer short distance Distributed Winding branch
It Wei 1.00282,1.00282 and 1.00000.
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 6th layer of set, split-phase result be successively denoted as A6 ,-C6, B6 ,-
A6, C6 and-B6, for permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A6 facies tract is 1,7,14,20,27,33 and
39, the slot electromotive force phasor for belonging to-C6 facies tract is 2,8,15,21,28 and 34, the slot electromotive force phasor for belonging to B6 facies tract is 3,9,
16,22,29 and 35, the slot electromotive force phasor for belonging to-A6 facies tract is 4,10,17,23,30 and 36, and the slot for belonging to C6 facies tract is electronic
Gesture phasor is 5,11,12,18,24,31 and 37, and the slot electromotive force phasor for belonging to-B6 facies tract is 6,13,19,25,26,32 and 38；
The unified arrangement of coil that the positive and negative facies tract of same phase will be belonged to, is sequentially connected in series according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It connects into the 6th layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A6, B6 and C6 three-phase bilayer are short in obtained 6th layer of set
It is respectively k away from Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient2、k1And k2, the double-deck short distance Distributed Winding branch of B6 phase
Synthesize the fundamental wave electromotive force opposite in phase of permanent magnetism fundamental wave electromotive force and coil 6, the synthesis of the double-deck short distance Distributed Winding branch of A6 phase
Permanent magnetism fundamental wave electromotive force is in synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electric angle of the double-deck short distance Distributed Winding branch of advanced B5 phase
Degree, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C6 phase lag behind the double-deck short distance Distributed Winding branch of B6 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle.If with the synthesis permanent magnetism fundamental wave of the double-deck short distance Distributed Winding branch of B6 phase
Electromotive force makees base value, the perunit value point of the synthesis permanent magnetism fundamental wave electromotive force of A6, B6 and C6 three-phase bilayer short distance Distributed Winding branch
It Wei 1.00282,1.00000 and 1.00282.
The phase average of the double-deck short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential phasor in six layers of set of each phase is successively mutual
The electrical angle of poor π/39, the three-phase bilayer short distance Distributed Winding branch in six layer sets is maximum according to phase total electromotive force each after series connection
Principle be cascaded to form the three-phase windings of the motor, three-phase fundamental wave winding distribution ratio is respectively 0.94399,
0.94399,0.94441.If synthesizing electromotive force as base value, the synthesis permanent magnetism of A, B and C three-phase windings using C phase permanent magnetism fundamental wave
The perunit value of fundamental wave electromotive force is respectively 0.9996,0.9996 and 1.0000；The synthesis permanent magnetism fundamental wave electromotive force of A phase winding is in stagnant
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3-0.00554) electrical angle of C phase winding afterwards, the synthesis permanent magnetism fundamental wave electromotive force of B phase winding
It is ahead of synthesis permanent magnetism fundamental wave electromotive force (2 π/3-0.00554) electrical angle of C phase winding, can consider three-phase windings in engineering
It is symmetrical.
Detailed description of the invention
Fig. 1 is 39 slot, 12 pole permanent-magnet synchronous machine cross-sectional view.
Fig. 2 is 39 slot, 12 pole permanent-magnet synchronous machine slot electromotive force star graph.
Fig. 3 is to be combined to the split-phase result that phasor is overlapped with phasor 1 by A after 60 ° of facies tract split-phases and split-phase.
Fig. 4 is by negative trough of belt electromotive force phasor is negated the slot electromotive force after being included into positive facies tract again after 60 ° of facies tract split-phases
Star graph.
Fig. 5 is the slot electromotive force star graph for the 1st layer of set winding that approximate 60 ° of facies tracts split-phase method split-phase obtains.
Fig. 6 is the slot electromotive force star graph for the 2nd layer of set winding that approximate 60 ° of facies tracts split-phase method split-phase obtains.
Fig. 7 is the slot electromotive force star graph for the 3rd layer of set winding that approximate 60 ° of facies tracts split-phase method split-phase obtains.
Fig. 8 is the slot electromotive force star graph for the 4th layer of set winding that approximate 60 ° of facies tracts split-phase method split-phase obtains.
Fig. 9 is the slot electromotive force star graph for the 5th layer of set winding that approximate 60 ° of facies tracts split-phase method split-phase obtains.
Figure 10 is the slot electromotive force star graph for the 6th layer of set winding that approximate 60 ° of facies tracts split-phase method split-phase obtains.
Figure 11 is that 6 layers of set three-phase windings of stator are respectively combined to permanent magnetism fundamental wave electromotive force star graph.
Specific embodiment
In conjunction with FIG. 1 to FIG. 9 to six layers of set winding proposed by the present invention for being suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor
Split-phase method is described.
Firstly, by conductor fundamental wave is electric in 1 to 39 slot on 39 slot, the 12 pole permanent-magnet synchronous machine stator as shown in Figure 1 of cross section
Kinetic potential phasor is drawn in a phase plane, obtains 39 slot, 12 pole permanent-magnet synchronous machine slot electromotive force star graph as shown in Figure 2.?
In the phasor diagram, conductor fundamental wave electromotive force phasor phase successively lags the electrical angle of 4 π/13 in 1 to 39 slot, and 39 phasors are uniform
It is distributed in 3 layers, every layer is successively made of 13 slot electromotive force phasors, and 3 layers of phasor phase are successively respectively superposed.It is adjacent in every layer
Two slot electromotive force phasors between phase difference be the electrical angle of 2 π/13.It is, the 1st layer of 13 phasors are according between phasor
Successively lagging the sequence that the electrical angle of 2 π/13 is arranged is the 1,8,2,9,3,10,4,11,5,12,6,13,7, the 2nd layer of phasor
13 phasors according to successively lagged between phasor the electrical angle of 2 π/13 put in order for phasor 14,21,15,22,16,23,17,
24,18,25,19,26,20, the 3rd layer of 13 phasors according to successively lagged between phasor 360 °/13 electrical angles arranged it is suitable
Sequence is phasor 27,34,28,35,29,36,30,37,31,38,32,39,33, the i.e. phase of 1,14,27 these three phasors of phasor
It is overlapped, the phase coincidence of 8,21,34 these three phasors of phasor, the phase coincidence of 2,15,28 these three phasors of phasor, phasor 9,
22, the phase coincidence of 35 these three phasors, the phase coincidence of 3,16,29 these three phasors of phasor, phasor 10,23,36 these three
The phase coincidence of phasor, the phase coincidence of 4,17,30 these three phasors of phasor, the phase weight of 11,24,37 these three phasors of phasor
Close, the phase coincidence of 5,18,31 these three phasors of phasor, the phase coincidence of 12,25,38 these three phasors of phasor, phasor 6,19,
The phase coincidence of 32 these three phasors, the phase coincidence of 13,26,39 these three phasors of phasor, 7,20,33 these three phasors of phasor
Phase coincidence.
Then, 60 ° of facies tract split-phases are carried out to all slot electromotive force phasors, and makes the synthesis electromotive force phase of A phase after split-phase
Amount is overlapped with phasor 1, obtains as shown in Figure 3 dividing by what A after 60 ° of facies tract split-phases and split-phase was combined to that phasor is overlapped with phasor 1
Phase result.As a result, be in A facies tract is phasor 1,7,8,14,20,21,27,33 and 34, what it is in-C facies tract is the split-phase
Phasor 2,9,15,22,29 and 35, what it is in B facies tract is phasor 3,10,16,29 and 36, what it is in-A facies tract be phasor 4,11,
17,24,30 and 37, what it is in C facies tract is phasor 5,12,18,24,31 and 38, what it is in-B facies tract be phasor 6,13,19,26,
32 and 39 belong to C phase.Again by all phasors in-A ,-B and-C negate to obtain it is as shown in Figure 4 by after 60 ° of facies tract split-phases again
Negative trough of belt electromotive force phasor is negated to the slot electromotive force star graph after being included into positive facies tract.Obviously, belonging in A and-A facies tract
The phasor of A phase totally 15, and belonging in B and-B facies tract is B phase and in C and-C facies tract that belong to C phase is all total
Totally 12, the three-phase windings that such split-phase result is constituted are very asymmetric.
In order to obtain more symmetrical three-phase windings, the phasor 7 and 34 for belonging to A phase in Fig. 4 is incorporated into-C phase respectively
With-B phase, and it is referred to as -7 phase of phasor for belonging to-C phase and the phasor -34 that belongs to-B phase, and obtains as shown in Figure 5 by close
As obtain the 1st layer set winding of 60 ° of facies tract split-phase method split-phases slot electromotive force star graph, complete and carried out in the 1st layer of set
Approximate 60 ° of facies tracts three-phase windings split-phase, split-phase result are successively denoted as A1 ,-C1, B1 ,-A1, C1 and-B1 equiphase zone.For forever
For magnetic fundamental wave electromotive force, the slot electromotive force phasor for belonging to A1 facies tract is 1,8,14,20,21,27 and 33, belongs to-C1 facies tract
Slot electromotive force phasor is 2,9,15,22,28,34 and 35, and the slot electromotive force phasor for belonging to B1 facies tract is 3,10,16,23,29 and
36, the slot electromotive force phasor for belonging to-A1 facies tract is 4,11,17,24,30 and 37, the slot electromotive force phasor for belonging to C1 facies tract is 5,
12,18,25,31 and 38, the slot electromotive force phasor for belonging to-B1 facies tract is 6,7,13,19,26,32 and 39；Same phase will be belonged to
The coil of positive and negative facies tract is unified to be arranged, is sequentially connected in series into the 1st layer of set according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
The interior double-deck short distance Distributed Winding branch of the phase, obtained 1st layer covers interior A1, B1 and C1 three-phase bilayer short distance Distributed Winding branch
Permanent Magnet and Electric kinetic potential fundamental wave winding distribution ratio be respectively k1、k2And k2, the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of A1 phase
The fundamental wave electromotive force phase coincidence of fundamental wave electromotive force and coil 1, the synthesis permanent magnetism fundamental wave of the double-deck short distance Distributed Winding branch of B1 phase
Electromotive force lags behind synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of the double-deck short distance Distributed Winding branch of A1 phase, and C1 phase is double
The synthesis permanent magnetism fundamental wave electromotive force of layer short distance Distributed Winding branch is ahead of the synthesis of the double-deck short distance Distributed Winding branch of A1 phase forever
Magnetic fundamental wave electromotive force (2 π/3+ ε) electrical angle.If being made with the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of A1 phase
The perunit value of base value, the synthesis permanent magnetism fundamental wave electromotive force of A1, B1 and C1 three-phase bilayer short distance Distributed Winding branch is respectively
1.00000,1.00282 and 1.00282.Wherein k1、k2It is respectively with ε：
k1=[3+6cos (π/13)+4cos (2 π/13)]/13
Similar split-phase is similarly carried out, completes and carries out approximate 60 ° of facies tracts three-phase windings split-phase in the 2nd~6 layer of set.
The slot electromotive force star graph of the 2nd layer of set winding obtained with approximate 60 ° of facies tracts split-phase method split-phase as shown in fig. 6,
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 2nd layer of set, split-phase result be successively denoted as A2 ,-C2, B2 ,-A2, C2 and-
B2 facies tract.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A2 facies tract is 1,7,8,14,20,27 and 33, is belonged to
2,9,15,21,22,28 and 34 in the slot electromotive force phasor of-C2 facies tract, the slot electromotive force phasor for belonging to B2 facies tract is 3,10,
16,23,29,35 and 36, the slot electromotive force phasor for belonging to-A2 facies tract is 4,11,17,24,30 and 37, belongs to the slot electricity of C2 facies tract
Kinetic potential phasor is 5,12,18,25,31 and 38, and the slot electromotive force phasor for belonging to-B2 facies tract is 6,13,19,26,32 and 39；It will belong to
In the unified arrangement of the coil of the positive and negative facies tract of same phase, it is sequentially connected in series according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
At the interior double-deck short distance Distributed Winding branch of the phase of the 2nd layer of set, A2, B2 and C2 three-phase bilayer short distance divide in obtained 2nd layer of set
Cloth winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k2And k1, the synthesis of the double-deck short distance Distributed Winding branch of C2 phase
The fundamental wave electromotive force opposite in phase of permanent magnetism fundamental wave electromotive force and coil 2, the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of A2 phase
Fundamental wave electromotive force lags behind synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of the double-deck short distance Distributed Winding branch of C2 phase, B2
Mutually the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch is ahead of the conjunction of the double-deck short distance Distributed Winding branch of C2 phase
At permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle.If electronic with the synthesis permanent magnetism fundamental wave of the double-deck short distance Distributed Winding branch of C2 phase
Gesture makees base value, and the perunit value of the synthesis permanent magnetism fundamental wave electromotive force of A2, B2 and C2 three-phase bilayer short distance Distributed Winding branch is respectively
1.00282,1.00282 and 1.00000.
The slot electromotive force star graph of the 3rd layer of set winding obtained with approximate 60 ° of facies tracts split-phase method split-phase as shown in fig. 7,
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 3rd layer of set, split-phase result be successively denoted as A3 ,-C3, B3 ,-A3, C3 and-
B3 facies tract.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A3 facies tract is 1,7,14,20,27 and 33, is belonged to
2,8,9,15,21,28 and 34 in the slot electromotive force phasor of-C3 facies tract, the slot electromotive force phasor for belonging to B3 facies tract is 3,10,
16,22,23,29 and 35, the slot electromotive force phasor for belonging to-A3 facies tract is 4,11,17,24,30,36 and 37, belongs to C3 facies tract
Slot electromotive force phasor is 5,12,18,25,31 and 38, and the slot electromotive force phasor for belonging to-B3 facies tract is 6,13,19,26,32 and 39；
The unified arrangement of coil that the positive and negative facies tract of same phase will be belonged to, is sequentially connected in series according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It connects into the 3rd layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A3, B3 and C3 three-phase bilayer are short in obtained 3rd layer of set
It is respectively k away from Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient2、k1And k2, the double-deck short distance Distributed Winding branch of B3 phase
Synthesis permanent magnetism fundamental wave electromotive force is identical as the fundamental wave electromotive force phase of coil 3, the synthesis of the double-deck short distance Distributed Winding branch of A3 phase
Permanent magnetism fundamental wave electromotive force is ahead of synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electric angle of the double-deck short distance Distributed Winding branch of B3 phase
Degree, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C3 phase lag behind the double-deck short distance Distributed Winding branch of B3 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle.If with the synthesis permanent magnetism fundamental wave of the double-deck short distance Distributed Winding branch of B3 phase
Electromotive force makees base value, the perunit value point of the synthesis permanent magnetism fundamental wave electromotive force of A3, B3 and C3 three-phase bilayer short distance Distributed Winding branch
It Wei 1.00282,1.00000 and 1.00282.
The slot electromotive force star graph of the 4th layer of set winding obtained with approximate 60 ° of facies tracts split-phase method split-phase as shown in figure 8,
Carry out approximate 60 ° of facies tracts three-phase windings split-phase in the 4th layer of set, split-phase result be successively denoted as A4 ,-C4, B4 ,-A4, C4 and-
B4 facies tract.For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A4 facies tract is 1,7,14,20,27 and 33, is belonged to
2,8,15,21,28 and 34 in the slot electromotive force phasor of-C4 facies tract, the slot electromotive force phasor for belonging to B4 facies tract is 3,9,10,
16,22,29 and 35, the slot electromotive force phasor for belonging to-A4 facies tract is 4,11,17,23,24,30 and 36, belongs to the slot electricity of C4 facies tract
Kinetic potential phasor is 5,12,18,25,31,37 and 38, and the slot electromotive force phasor for belonging to-B4 facies tract is 6,13,19,26,32 and 39；
The unified arrangement of coil that the positive and negative facies tract of same phase will be belonged to, is sequentially connected in series according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It connects into the 4th layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A4, B4 and C4 three-phase bilayer are short in obtained 4th layer of set
It is respectively k away from Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient1、k2And k2, the double-deck short distance Distributed Winding branch of A4 phase
Synthesize the fundamental wave electromotive force opposite in phase of permanent magnetism fundamental wave electromotive force and coil 4, the synthesis of the double-deck short distance Distributed Winding branch of B4 phase
Permanent magnetism fundamental wave electromotive force is in synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electric angle of the double-deck short distance Distributed Winding branch of lag A4 phase
Degree, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C4 phase are ahead of the double-deck short distance Distributed Winding branch of A4 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle.If with the synthesis permanent magnetism fundamental wave of the double-deck short distance Distributed Winding branch of A4 phase
Electromotive force makees base value, the perunit value point of the synthesis permanent magnetism fundamental wave electromotive force of A4, B4 and C4 three-phase bilayer short distance Distributed Winding branch
It Wei 1.00000,1.00282 and 1.00282.
The slot electromotive force star graph of the 5th layer of set winding obtained with approximate 60 ° of facies tracts split-phase method split-phase as shown in figure 9,
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 5th layer of set, split-phase result is successively denoted as A5 ,-C5, B5 ,-A5, C5
With-B5, for permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A5 facies tract is 1,7,14,20,27 and 33, belong to-
The slot electromotive force phasor of C5 facies tract is 2,8,15,21,28 and 34, and the slot electromotive force phasor for belonging to B5 facies tract is 3,9,16,22,29
With 35, the slot electromotive force phasor for belonging to-A5 facies tract is 4,10,11,17,23,30 and 36, belongs to the slot electromotive force phasor of C5 facies tract
It is 5,12,18,24,25,31 and 37, the slot electromotive force phasor for belonging to-B5 facies tract is 6,13,19,26,32,38 and 39；It will belong to
The coil of the positive and negative facies tract of same phase is unified to be arranged, is sequentially connected in series into according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
5th layer covers interior double-deck short distance Distributed Winding branch of the phase, and obtained 5th layer covers interior A5, B5 and C5 three-phase bilayer short distance and be distributed
Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k2And k1, the synthesis of the double-deck short distance Distributed Winding branch of C5 phase is forever
Magnetic fundamental wave electromotive force is identical as the fundamental wave electromotive force phase of coil 5, the synthesis permanent magnetism base of the double-deck short distance Distributed Winding branch of A5 phase
Wave electromotive force is in synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of the double-deck short distance Distributed Winding branch of lag C5 phase, B5 phase
The synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch is ahead of the synthesis of the double-deck short distance Distributed Winding branch of C5 phase
Permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle.If with the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of B5 phase
Make base value, the perunit value of the synthesis permanent magnetism fundamental wave electromotive force of A5, B5 and C5 three-phase bilayer short distance Distributed Winding branch is respectively
1.00282,1.00282 and 1.00000.
The 6th layer of slot electromotive force star graph for covering winding obtained with approximate 60 ° of facies tracts split-phase method split-phase is as shown in Figure 10,
In covering at the 6th layer after A, B and C three-phase split-phase, the split-phase result of three-phase windings is denoted as A6 ,-C6, B6 ,-A6, C6 and-B6, it is right
For permanent magnetism fundamental wave electromotive force, the slot electromotive force phasor for belonging to A6 facies tract is 1,7,14,20,27,33 and 39, belongs to-C6 phase
The slot electromotive force phasor of band is 2,8,15,21,28 and 34, and the slot electromotive force phasor for belonging to B6 facies tract is 3,9,16,22,29 and
35, the slot electromotive force phasor for belonging to-A6 facies tract is 4,10,17,23,30 and 36, the slot electromotive force phasor for belonging to C6 facies tract is 5,
11,12,18,24,31 and 37, the slot electromotive force phasor for belonging to-B6 facies tract is 6,13,19,25,26,32 and 38；It will belong to same
The coil of the positive and negative facies tract of phase is unified to be arranged, is sequentially connected in series into the 6th according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
Layer covers interior double-deck short distance Distributed Winding branch of the phase, and obtained 6th layer covers interior A6, B6 and C6 three-phase bilayer short distance Distributed Winding
Branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k1And k2, the synthesis permanent magnetism base of the double-deck short distance Distributed Winding branch of B6 phase
The fundamental wave electromotive force opposite in phase of wave electromotive force and coil 6, the synthesis permanent magnetism fundamental wave electricity of the double-deck short distance Distributed Winding branch of A6 phase
For kinetic potential in synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of the double-deck short distance Distributed Winding branch of advanced B6 phase, C6 phase is double-deck
The synthesis permanent magnetism fundamental wave electromotive force of short distance Distributed Winding branch lags behind the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of B6 phase
Fundamental wave electromotive force (2 π/3+ ε) electrical angle.If making base with the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of B6 phase
Value, the perunit value of the synthesis permanent magnetism fundamental wave electromotive force of A6, B6 and C6 three-phase bilayer short distance Distributed Winding branch are respectively
1.00282,1.00000 and 1.00282.
By the three-phase bilayer short distance Distributed Winding branch in six layer sets according to the maximum original of phase total electromotive force each after series connection
Then be cascaded to form the three-phase windings of the motor, when by A1, B1 and C1 in Fig. 5~Figure 10, A2, B2 and C2, A3, B3 and
C3, A4, B4 and C4, A5, B5 and C5, the three-phases bilayer short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential phasor such as A6, B6 and C6 are painted on
In one figure, then six layers of set three-phase windings of motor stator as shown in figure 11 is obtained and have respectively been combined to permanent magnetism fundamental wave electromotive force star
Figure, the phase average of the double-deck short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential phasor in six layers of each phase set successively mutual deviation π/39
Electrical angle, it is respectively A, B and C that six layers of set three-phase windings of motor stator, which are respectively combined to permanent magnetism fundamental wave electromotive force phasor,.It connects in this way
A, B and C the three-phase fundamental wave winding distribution ratio for obtaining three-phase windings are respectively 0.94399,0.94441,0.94399.If with C phase
Permanent magnetism fundamental wave electromotive force is synthesized as base value, then the perunit value of the synthesis permanent magnetism fundamental wave electromotive force of A, B and C three-phase windings is respectively
0.9996,0.9996 and 1.0000；The synthesis permanent magnetism fundamental wave electromotive force of A phase winding lags behind the synthesis permanent magnetism fundamental wave of C phase winding
Electromotive force (2 π/3-0.00554) electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of B phase winding are ahead of the synthesis permanent magnetism of C phase winding
Fundamental wave electromotive force (2 π/3-0.00554) electrical angle, it is considered that three-phase windings are symmetrical in engineering.
Claims (1)
1. a kind of six layers of set winding split-phase method suitable for 39 slot, 12 pole three-phase permanent magnetic synchronous motor, it is characterised in that：
The stator winding of three-phase permanent magnet synchronous motor includes six layers of set winding, is all according to approximate 60 ° to each layer of set winding
Facies tract split-phase method carry out split-phase, each layer set winding according to its split-phase result embed this layer set three-phase bilayer short distance distribution around
Group, and it is sequentially connected in series into three-phase windings branch according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force, finally six layers are covered
Interior all three-phase windings branches are sequentially connected in series into three-phase windings according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force, and three
The tail end Y of phase winding is connected into an asterism, the external three-phase symmetrical driving power of the head end of three-phase windings, this six layers set winding in succession
Split-phase method is as follows：
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 1st layer of set, split-phase result is successively denoted as A1 ,-C1, B1 ,-A1, C1
With-B1 equiphase zone；For permanent magnetism fundamental wave electromotive force,
The slot electromotive force phasor for belonging to A1 facies tract is 1,8,14,20,21,27 and 33,
The slot electromotive force phasor for belonging to-C1 facies tract is 2,9,15,22,28,34 and 35,
The slot electromotive force phasor for belonging to B1 facies tract is 3,10,16,23,29 and 36,
The slot electromotive force phasor for belonging to-A1 facies tract is 4,11,17,24,30 and 37,
The slot electromotive force phasor for belonging to C1 facies tract is 5,12,18,25,31 and 38,
The slot electromotive force phasor for belonging to-B1 facies tract is 6,7,13,19,26,32 and 39；
The unified arrangement of coil of the positive and negative facies tract of same phase will be belonged to, successively according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is serially connected in the 1st layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A1, B1 and C1 three-phase are double in obtained 1st layer of set
The Permanent Magnet and Electric kinetic potential fundamental wave winding distribution ratio of layer short distance Distributed Winding branch is respectively k1、k2And k2, the double-deck short distance distribution of A1 phase
The permanent magnetism fundamental wave electromotive force phase coincidence of synthesis the permanent magnetism fundamental wave electromotive force and coil 1 of winding branch, the double-deck short distance distribution of B1 phase
The synthesis permanent magnetism fundamental wave that the synthesis permanent magnetism fundamental wave electromotive force of winding branch lags behind the double-deck short distance Distributed Winding branch of A1 phase is electronic
Gesture (2 π/3+ ε) electrical angle, it is double-deck short that the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C1 phase is ahead of A1 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle away from Distributed Winding branch；
If making base value with the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of A1 phase, A1, B1 and C1 three-phase are double-deck
The perunit value of the synthesis permanent magnetism fundamental wave electromotive force of short distance Distributed Winding branch is respectively 1.00000,1.00282 and 1.00282；
Wherein, k1、k2It is respectively with ε：
k1=[3+6cos (π/13)+4cos (2 π/13)]/13
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 2nd layer of set, split-phase result is successively denoted as A2 ,-C2, B2 ,-A2, C2
With-B2 facies tract；For permanent magnetism fundamental wave electromotive force,
The slot electromotive force phasor for belonging to A2 facies tract is 1,7,8,14,20,27 and 33,
The slot electromotive force phasor for belonging to-C2 facies tract is 2,9,15,21,22,28 and 34,
The slot electromotive force phasor for belonging to B2 facies tract is 3,10,16,23,29,35 and 36,
The slot electromotive force phasor for belonging to-A2 facies tract is 4,11,17,24,30 and 37,
The slot electromotive force phasor for belonging to C2 facies tract is 5,12,18,25,31 and 38,
The slot electromotive force phasor for belonging to-B2 facies tract is 6,13,19,26,32 and 39；
The unified arrangement of coil of the positive and negative facies tract of same phase will be belonged to, successively according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is serially connected in the 2nd layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A2, B2 and C2 three-phase are double in obtained 2nd layer of set
Layer short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k2And k1, the double-deck short distance Distributed Winding branch of C2 phase
The fundamental wave electromotive force opposite in phase of synthesis the permanent magnetism fundamental wave electromotive force and coil 2 on road, the double-deck short distance Distributed Winding branch of A2 phase
Synthesis permanent magnetism fundamental wave electromotive force lags behind the synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) of the double-deck short distance Distributed Winding branch of C2 phase
Electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of B2 phase are ahead of the double-deck short distance Distributed Winding of C2 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of branch；If with the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of C2 phase
Fundamental wave electromotive force makees base value, the perunit of the synthesis permanent magnetism fundamental wave electromotive force of A2, B2 and C2 three-phase bilayer short distance Distributed Winding branch
Value is respectively 1.00282,1.00282 and 1.00000；
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 3rd layer of set, split-phase result is successively denoted as A3 ,-C3, B3 ,-A3, C3
With-B3 facies tract；For permanent magnetism fundamental wave electromotive force,
The slot electromotive force phasor for belonging to A3 facies tract is 1,7,14,20,27 and 33,
The slot electromotive force phasor for belonging to-C3 facies tract is 2,8,9,15,21,28 and 34,
The slot electromotive force phasor for belonging to B3 facies tract is 3,10,16,22,23,29 and 35,
The slot electromotive force phasor for belonging to-A3 facies tract is 4,11,17,24,30,36 and 37,
The slot electromotive force phasor for belonging to C3 facies tract is 5,12,18,25,31 and 38,
The slot electromotive force phasor for belonging to-B3 facies tract is 6,13,19,26,32 and 39；
The unified arrangement of coil of the positive and negative facies tract of same phase will be belonged to, successively according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is serially connected in the 3rd layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A3, B3 and C3 three-phase are double in obtained 3rd layer of set
Layer short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k1And k2, the double-deck short distance Distributed Winding branch of B3 phase
The synthesis permanent magnetism fundamental wave electromotive force on road is identical as the fundamental wave electromotive force phase of coil 3, the double-deck short distance Distributed Winding branch of A3 phase
Synthesis permanent magnetism fundamental wave electromotive force is ahead of the synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) of the double-deck short distance Distributed Winding branch of B3 phase
Electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C3 phase lag behind the double-deck short distance Distributed Winding of B3 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of branch；If with the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of B3 phase
Fundamental wave electromotive force makees base value, the perunit of the synthesis permanent magnetism fundamental wave electromotive force of A3, B3 and C3 three-phase bilayer short distance Distributed Winding branch
Value is respectively 1.00282,1.00000 and 1.00282；
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 4th layer of set, split-phase result is successively denoted as A4 ,-C4, B4 ,-A4, C4
With-B4 facies tract；For permanent magnetism fundamental wave electromotive force,
The slot electromotive force phasor for belonging to A4 facies tract is 1,7,14,20,27 and 33,
The slot electromotive force phasor for belonging to-C4 facies tract is 2,8,15,21,28 and 34,
The slot electromotive force phasor for belonging to B4 facies tract is 3,9,10,16,22,29 and 35,
The slot electromotive force phasor for belonging to-A4 facies tract is 4,11,17,23,24,30 and 36,
The slot electromotive force phasor for belonging to C4 facies tract is 5,12,18,25,31,37 and 38,
The slot electromotive force phasor for belonging to-B4 facies tract is 6,13,19,26,32 and 39；
The unified arrangement of coil of the positive and negative facies tract of same phase will be belonged to, successively according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is serially connected in the 4th layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A4, B4 and C4 three-phase are double in obtained 4th layer of set
Layer short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k1、k2And k2, the double-deck short distance Distributed Winding branch of A4 phase
The fundamental wave electromotive force opposite in phase of synthesis the permanent magnetism fundamental wave electromotive force and coil 4 on road, the double-deck short distance Distributed Winding branch of B4 phase
Permanent magnetism fundamental wave electromotive force is synthesized in the synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) of the double-deck short distance Distributed Winding branch of lag A4 phase
Electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C4 phase are ahead of the double-deck short distance Distributed Winding of A4 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of branch；If with the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of A4 phase
Fundamental wave electromotive force makees base value, the perunit of the synthesis permanent magnetism fundamental wave electromotive force of A4, B4 and C4 three-phase bilayer short distance Distributed Winding branch
Value is respectively 1.00000,1.00282 and 1.00282；
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 5th layer of set, split-phase result is successively denoted as A5 ,-C5, B5 ,-A5, C5
With-B5, for permanent magnetism fundamental wave electromotive force,
The slot electromotive force phasor for belonging to A5 facies tract is 1,7,14,20,27 and 33,
The slot electromotive force phasor for belonging to-C5 facies tract is 2,8,15,21,28 and 34,
The slot electromotive force phasor for belonging to B5 facies tract is 3,9,16,22,29 and 35,
The slot electromotive force phasor for belonging to-A5 facies tract is 4,10,11,17,23,30 and 36,
The slot electromotive force phasor for belonging to C5 facies tract is 5,12,18,24,25,31 and 37,
The slot electromotive force phasor for belonging to-B5 facies tract is 6,13,19,26,32,38 and 39；
The unified arrangement of coil of the positive and negative facies tract of same phase will be belonged to, successively according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is serially connected in the 5th layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A5, B5 and C5 three-phase are double in obtained 5th layer of set
Layer short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k2And k1, the double-deck short distance Distributed Winding branch of C5 phase
The synthesis permanent magnetism fundamental wave electromotive force on road is identical as the fundamental wave electromotive force phase of coil 5, the double-deck short distance Distributed Winding branch of A5 phase
Permanent magnetism fundamental wave electromotive force is synthesized in the synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) of the double-deck short distance Distributed Winding branch of lag C5 phase
Electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of B5 phase are ahead of the double-deck short distance Distributed Winding of C5 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of branch；If with the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of B5 phase
Fundamental wave electromotive force makees base value, the perunit of the synthesis permanent magnetism fundamental wave electromotive force of A5, B5 and C5 three-phase bilayer short distance Distributed Winding branch
Value is respectively 1.00282,1.00282 and 1.00000；
Approximate 60 ° of facies tracts three-phase windings split-phase is carried out in the 6th layer of set, split-phase result is successively denoted as A6 ,-C6, B6 ,-A6, C6
With-B6, for permanent magnetism fundamental wave electromotive force,
The slot electromotive force phasor for belonging to A6 facies tract is 1,7,14,20,27,33 and 39,
The slot electromotive force phasor for belonging to-C6 facies tract is 2,8,15,21,28 and 34,
The slot electromotive force phasor for belonging to B6 facies tract is 3,9,16,22,29 and 35,
The slot electromotive force phasor for belonging to-A6 facies tract is 4,10,17,23,30 and 36,
The slot electromotive force phasor for belonging to C6 facies tract is 5,11,12,18,24,31 and 37,
The slot electromotive force phasor for belonging to-B6 facies tract is 6,13,19,25,26,32 and 38；
The unified arrangement of coil of the positive and negative facies tract of same phase will be belonged to, successively according to the synthesis maximum principle of permanent magnetism fundamental wave electromotive force
It is serially connected in the 6th layer and covers the double-deck short distance Distributed Winding branch of the interior phase, A6, B6 and C6 three-phase are double in obtained 6th layer of set
Layer short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential fundamental wave winding coefficient is respectively k2、k1And k2, the double-deck short distance Distributed Winding branch of B6 phase
The fundamental wave electromotive force opposite in phase of synthesis the permanent magnetism fundamental wave electromotive force and coil 6 on road, the double-deck short distance Distributed Winding branch of A6 phase
Permanent magnetism fundamental wave electromotive force is synthesized in the synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) of the double-deck short distance Distributed Winding branch of advanced B6 phase
Electrical angle, the synthesis permanent magnetism fundamental wave electromotive force of the double-deck short distance Distributed Winding branch of C6 phase lag behind the double-deck short distance Distributed Winding of B6 phase
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3+ ε) electrical angle of branch；If with the synthesis permanent magnetism of the double-deck short distance Distributed Winding branch of B6 phase
Fundamental wave electromotive force makees base value, the perunit of the synthesis permanent magnetism fundamental wave electromotive force of A6, B6 and C6 three-phase bilayer short distance Distributed Winding branch
Value is respectively 1.00282,1.00000 and 1.00282；
The phase average of the double-deck short distance Distributed Winding branch Permanent Magnet and Electric kinetic potential phasor in six layers of each phase set successively mutual deviation π/
39 electrical angles, by the three-phase bilayer short distance Distributed Winding branch in six layer sets according to the maximum original of phase total electromotive force each after series connection
Then be cascaded to form the three-phase windings of the motor, three-phase fundamental wave winding distribution ratio is respectively 0.94399,0.94399,
0.94441；If the synthesis permanent magnetism fundamental wave of A, B and C three-phase windings is electronic using C phase permanent magnetism fundamental wave synthesis electromotive force as base value
The perunit value of gesture is respectively 0.9996,0.9996 and 1.0000；The synthesis permanent magnetism fundamental wave electromotive force of A phase winding in lag C phase around
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3-0.00554) electrical angle of group, the synthesis permanent magnetism fundamental wave electromotive force of B phase winding are ahead of C
Synthesis permanent magnetism fundamental wave electromotive force (2 π/3-0.00554) electrical angle of phase winding then thinks that three-phase windings are symmetrical in engineering.
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