CN208904858U - A kind of non-overlapping winding tooth socket type birotor electric excitation synchronous motor - Google Patents
A kind of non-overlapping winding tooth socket type birotor electric excitation synchronous motor Download PDFInfo
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- CN208904858U CN208904858U CN201820322488.3U CN201820322488U CN208904858U CN 208904858 U CN208904858 U CN 208904858U CN 201820322488 U CN201820322488 U CN 201820322488U CN 208904858 U CN208904858 U CN 208904858U
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Abstract
The utility model discloses a kind of non-overlapping winding tooth socket type birotor electric excitation synchronous motors, including stator, internal rotor and outer rotor, and there are air gaps between stator and inner and outer Rotator.Magnetic teeth and tooth socket are equipped with inside and outside stator, H-shaped part composed by each half of magnetic teeth of opposite a pair of of tooth socket and its two sides is known as a stator modules, is divided into two class of excitation module and armature module, and the two is arranged alternately.Excitation winding and armature winding are located in tooth socket and cover an excitation winding or two armature winding in the yoke portion of stator, each tooth socket.Inner and outer rotors are tooth slot structure.This motor has the characteristics that rotor structure is simple, winding overhang length is short, high-efficient, power density is high, can be used for electric car, wind-power electricity generation etc. and needs wide range speed control, high efficiency, high-power occasion.
Description
Technical field
The utility model relates to tooth socket type birotor electric excitation synchronous motors, belong to technical field of motor manufacture.
Background technique
With the development of industry, motor it is various it is high-power, high-revolving applications are more and more extensive.Traditional direct current
The armature supply of motor can be separately adjustable with exciting current, there is good governor control characteristics, in various middle low speed applications
Extensively, but Traditional DC motor needs to configure brush and commutator, increases the complexity of structure, leads in such as aerospace
Domain, high speed conditions lower brush and commutator can bring certain risk.Rotary inductive motor has structure to be simply not necessarily to brush
With commutator, the advantages of load capacity is strong, high reliablity, in every field using very extensive, but the control of induction machine
It is complex, while efficiency and power factor are relatively low, can waste a large amount of electric energy, increase system cost in large-power occasions use.
Traditional permanent magnetic brushless has taken into account brushless, high efficiency, the advantage of High Power Factor, but permanent magnet is as expensive rare earth
Resource, more sensitive to factors such as temperature, vibrations, under high-power background, there is the risk of demagnetization in permanent magnet, this is to system
Heat dissipation proposes higher requirement, increases the complexity of system, reduces the serious forgiveness of system, on the other hand, magneto
Excitation be difficult to adjust, this to weak magnetic control bring certain difficulty, and then limit conventional permanent magnet brushless motor high speed
The application in field improves the complexity and cost of system.
The rotor of electro-magnetic flux switching motor is only made of permeability magnetic material, and structure is simple, and high reliablity is convenient for safeguarding；
Meanwhile as electro-magnetic motor, electro-magnetic flux switching motor is convenient for adjustable magnetic, and speed adjustable range is wide, and application prospect is extensive.But due to
There is overlapping in the excitation winding and armature winding of the motor, therefore increase End winding length, and copper factor is low, reduces motor
Power density.Existing result of study shows for such motor, certain particular pole away from than when, can be improved using Distributed Winding
The output power of motor, but Distributed Winding further increases tip lengths.Therefore, such motor excitation winding and armature are solved
Winding there are problems that being overlapped and proposing that high performance winding arrangement is of great significance.Such motor is in new energy vapour
Vehicle, wind-power electricity generation or aerospace field suffer from broad application prospect.
Summary of the invention
In view of the shortcomings of the prior art, the utility model aim is to provide a kind of pair using non-overlapping winding
Rotor tooth groove profile electric excitation synchronous motor substantially reduces the End winding length of traditional electro-magnetic flux switching motor, improves
Distribution factor, increases back-emf amplitude, and then improve output power and power density.Meanwhile in the utility model
The efficiency that non-overlapping winding has reduced End winding length, reduced copper loss, improves motor.
The utility model proposes non-overlapping winding tooth socket type birotor electric excitation synchronous motor, including stator 10, respectively
It is set to the internal rotor 11 and outer rotor 12 of the inside and outside two sides of stator 10, there are air gaps between the stator 10 and inner and outer rotors；It is described
Magnetic teeth 100 is equipped in stator 10, the magnetic teeth 100 is along stator radial distribution, in the circumferential equidistant arrangement of stator 10；Phase
The tooth socket 101 being recessed for both ends to stator interior between adjacent two magnetic teeths (100)；
It further include armature winding 102 and excitation winding 103 in the stator 10, the armature winding 102 and excitation winding
103 are distributed in the tooth socket 101, form armature module 105 or excitation module 104；The armature module 105 and excitation mould
Block 104 is arranged alternately.
Further, H-shaped part composed by each half of magnetic teeth 100 of the stator tooth socket 101 and its two sides is known as
One stator modules is arranged stator modules of the excitation winding 103 in the magnetic teeth two sides and is known as excitation module 104, setting electricity
Pivot winding 102 is known as armature module 105, and winding is located in tooth socket (101) and covers in the yoke portion of stator.
Further, the outer rotor 12 and internal rotor 11 are tooth slot structure；
Mechanical angle between adjacent two stators magnetic teeth middle line is stator poles away from θs, the center of adjacent two rotors magnetic teeth
Linear distance is rotor polar distance θr, the distribution mode of the armature winding 102 is according to θs/θrIt determines, adjacent excitation module 104
The magnetic direction that excitation winding 103 generates is opposite.
Further, the stator 10 includes 2*k*m*n stator modules, and m is the number of phases of motor, and k is each motor
With the series connection logarithm of phase armature winding 102 in unit, n is electric motor units number；The canoe of the armature winding 102 is according to following
θs/θrDifference be divided into three classes:
Wherein, t is nonnegative integer.
Further, work as θs/θr102 coiling direction phase of armature winding when belonging to a class situation, in the same tooth socket 101
Instead；In such situation, two armature winding 102 of same 104 two sides of stator excitation module are known as 1 pair of armature winding 102；
It is contrary with a pair of 102 coiling of armature winding, and belong to same phase；K is to the continuous armature winding 102
Form a phase winding；Including stator excitation, armature module, 2*m*k continuous stator modules constitute an electric motor units, n
A electric motor units constitute complete stator 10.
Further, work as θs/θr102 coiling direction phase of armature winding when belonging to b class situation, in the same tooth socket 101
Together, referred to as 1 pair of armature winding 102；
When Odd Phases, the armature winding 102 in the continuous stator armature modules 105 of k/2 forms a phase winding, when even number phase
A phase winding is formed for the armature winding 102 in k continuous stator armature modules 105；
Wherein, the electricity of armature winding (102) the side armature module 105 adjacent thereto in a certain stator armature module 105
The coiling direction of pivot winding (102) is identical, contrary with the coiling of the armature winding 102 of adjacent other side armature module 105；
2*m*k continuous stator modules constitute an electric motor units；N electric motor units constitute complete stator 10.
Further, work as θs/θr102 coiling direction phase of armature winding when belonging to c class situation, in the same tooth socket 101
Together, referred to as 1 pair of armature winding 102；
When Odd Phases, the armature winding 102 in the continuous stator armature modules 105 of k/2 forms a phase winding, when even number phase
A phase winding is formed for the armature winding 102 in k continuous stator armature modules 105, belongs to the coiling direction of same phase winding
It is identical；
Wherein, belong to several continuous armature winding 102 of same phase with it is adjacent and belong to the armature winding 102 of other phases
Coiling it is contrary；
2*m*k continuous stator modules constitute an electric motor units, and n electric motor units constitute complete stator 10.
Further, the excitation winding 103 in each electric motor units is to be connected in series, and constitutes excitation winding unit, n electricity
Excitation winding unit serial or parallel connection connection between machine unit；
Any one phase armature winding is composed in series armature winding 102 by k in each electric motor units, n electric motor units according to
Secondary setting, the armature winding 102 that same phase is belonged in different electric motor units are connected in series or in parallel.
As a preference, the armature winding 102 and excitation winding 103 are copper or superconducting coil.
As a kind of variation of above-mentioned motor, the non-overlapping winding tooth socket type birotor electric excitation synchronous motor is
Motor or generator.
The utility model motor is primarily present following advantage:
The utility model proposes birotor tooth socket type electric excitation synchronous motor, armature winding and excitation winding are placed in fixed
On son, rotor structure is simple, convenient for safeguarding.Overcome traditional electro-magnetic flux switching motor excitation winding and armature winding weight
The disadvantage folded, End winding is long, breadth coefficient is low.The utility model proposes non-overlap formula winding to reduce machine winding long
Degree reduces copper loss, improves the pitch factor of winding, and then improve power of motor density.Meanwhile the utility model is as motor
When operation, especially suitable for the occasion for needing speed-regulating range width, efficient operation area wide, such as driving motor for electric automobile.As hair
When motor operation, exciting current be can easily be accommodated, can by adjusting the distribution mode of winding, eliminate with realizing certain first harmonic or
Weaken, and then improve the sine degree of output voltage, further increase power factor, reduces the requirement to system.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
The signal of 1 electric machine structure of Fig. 1 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment
Figure；
1 slot schematic vector diagram of Fig. 2 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment；
The signal of 2 electric machine structure of Fig. 3 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment
Figure；
2 slot schematic vector diagram of Fig. 4 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment；
The signal of 3 electric machine structure of Fig. 5 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment
Figure；
3 slot schematic vector diagram of Fig. 6 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment；
The signal of 4 electric machine structure of Fig. 7 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment
Figure；
4 slot schematic vector diagram of Fig. 8 the utility model non-overlapping winding tooth socket type birotor electric excitation synchronous motor embodiment；
Wherein, 10- stator, 11- internal rotor, 12- outer rotor, 100- magnetic teeth, 101- tooth socket, 102- armature winding,
103- excitation winding, 104- excitation module, 105- armature module.
Specific embodiment
The utility model provides birotor tooth socket type electric excitation synchronous motor, to make the purpose of this utility model, technical side
Case and effect are clearer, clear, and referring to attached drawing and give an actual example to the utility model further description.It should manage
Solution, specific implementation described herein only to explain the utility model, are not used to limit the utility model.
The utility model proposes non-overlapping winding tooth socket type birotor electric excitation synchronous motor, including stator 10, respectively
It is set to the internal rotor 11 and outer rotor 12 of the inside and outside two sides of stator 10, there are air gaps between the stator 10 and inner and outer rotors；It is described
Magnetic teeth 100 is equipped in stator 10, the magnetic teeth 100 is along stator radial distribution, in the circumferential equidistant arrangement of stator 10；Phase
The tooth socket 101 being recessed for both ends to stator interior between adjacent two magnetic teeths (100)；
It further include armature winding 102 and excitation winding 103 in the stator 10, the armature winding 102 and excitation winding
103 are distributed in the tooth socket 101, form armature module 105 or excitation module 104；The armature module 105 and excitation mould
Block 104 is arranged alternately.
Further, H-shaped part composed by each half of magnetic teeth 100 of the stator tooth socket 101 and its two sides is known as
One stator modules is arranged stator modules of the excitation winding 103 in the magnetic teeth two sides and is known as excitation module 104, setting electricity
Pivot winding 102 is known as armature module 105, and winding is located in tooth socket (101) and covers in the yoke portion of stator.
Further, the outer rotor 12 and internal rotor 11 are tooth slot structure；
Mechanical angle between adjacent two stators magnetic teeth middle line is stator poles away from θs, the center of adjacent two rotors magnetic teeth
Linear distance is rotor polar distance θr, the distribution mode of the armature winding 102 is according to θs/θrIt determines, adjacent excitation module 104
The magnetic direction that excitation winding 103 generates is opposite.
Further, the stator 10 includes 2*k*m*n stator modules, and m is the number of phases of motor, and k is each motor
With the series connection logarithm of phase armature winding 102 in unit, n is electric motor units number；The canoe of the armature winding 102 is according to following
θs/θrDifference be divided into three classes:
Wherein, t is nonnegative integer.
Further, work as θs/θr102 coiling direction phase of armature winding when belonging to a class situation, in the same tooth socket 101
Instead；Two armature winding 102 of same 104 two sides of stator excitation module are known as 1 pair of armature winding 102；
It is contrary with a pair of 102 coiling of armature winding, and belong to same phase；K is to the continuous armature winding 102
Form a phase winding；Including stator excitation, armature module, 2*m*k continuous stator modules constitute an electric motor units, n
A electric motor units constitute complete stator 10.
Further, work as θs/θr102 coiling direction phase of armature winding when belonging to b class situation, in the same tooth socket 101
Together, referred to as 1 pair of armature winding 102；
When Odd Phases, the armature winding 102 in the continuous stator armature modules 105 of k/2 forms a phase winding, when even number phase
A phase winding is formed for the armature winding 102 in k continuous stator armature modules 105；
Wherein, the electricity of armature winding (102) the side armature module 105 adjacent thereto in a certain stator armature module 105
The coiling direction of pivot winding (102) is identical, the coiling direction phase with the armature winding 102 of adjacent other side armature module 105
Instead；2*m*k continuous stator modules constitute an electric motor units；N electric motor units constitute complete stator 10.
Further, work as θs/θr102 coiling direction phase of armature winding when belonging to c class situation, in the same tooth socket 101
Together, referred to as 1 pair of armature winding 102；
When Odd Phases, the armature winding 102 in the continuous stator armature modules 105 of k/2 forms a phase winding, when even number phase
A phase winding is formed for the armature winding 102 in k continuous stator armature modules 105, belongs to the coiling direction of same phase winding
It is identical；
Wherein, belong in several continuous armature winding 102 of same phase with it is adjacent and belong to the armature winding of other phases
102 coiling is contrary；
2*m*k continuous stator modules constitute an electric motor units, and n electric motor units constitute complete stator 10.
Further, the excitation winding 103 in each electric motor units is to be connected in series, and constitutes excitation winding unit, n electricity
Excitation winding unit serial or parallel connection connection between machine unit；
Any one phase armature winding is composed in series armature winding 102 by k in each electric motor units, n electric motor units according to
Secondary setting, the armature winding 102 that same phase is belonged in different electric motor units are connected in series or in parallel.
As a preference, the armature winding 102 and excitation winding 103 are copper or superconducting coil.
As a kind of variation of above-mentioned motor, the non-overlapping winding tooth socket type birotor electric excitation synchronous motor is
Motor or generator.
Embodiment 1
Referring to Fig. 1, the tooth socket type birotor electric excitation synchronous motor of the utility model, using a class winding,
In the present embodiment, m=3, t=0, k=1, n=2, sign are taken just, therefore pole span ratio θs/θrIt is set to 5/12.Its
In, m is the number of phases of motor, and k is with the series connection logarithm of phase armature winding 102 in each electric motor units, and n is electric motor units number.
The non-lap winding tooth socket type birotor electric excitation synchronous motor of the utility model, including stator 10, internal rotor 11 with
Outer rotor 12, there are air gaps between stator 10 and inner and outer Rotator.Magnetic teeth 100 and tooth socket are equipped with inside and outside stator 10
101, H-shaped part composed by each half of magnetic teeth 100 of opposite a pair of of tooth socket 101 and its two sides is known as a stator mould
Block, number Ns=2*m*k*n=12.Excitation winding 103 and armature winding 102 are located in tooth socket 101 and cover in stator
There are an excitation winding or two armature winding in yoke portion in each tooth socket.
In the present embodiment, m=3, k=1, n=2.Motor is three-phase motor i.e. in the present embodiment, includes A, B, C three-phase, altogether
Comprising n=2 electric motor units, every phase has k=1 to armature winding 102 in each electric motor units.
In the present embodiment, 102 coiling of armature winding in the same tooth socket 101 is contrary, such as A1 and C2 '；Together
Two armature winding 102 of one 104 two sides of stator excitation module are known as 1 pair of armature winding 102, such as A1 and A1 '；
It is contrary with a pair of 102 coiling of armature winding, and belong to same phase, such as A1 and A1 '；K=1 is to continuous
The armature winding 102 forms a phase winding；Including stator excitation, armature module, 2*m*k=6 continuous stator modules
An electric motor units are constituted, n=2 electric motor units constitute complete stator 10.
In the present embodiment, it is alternately distributed armature winding 102 and excitation winding 103 in the tooth socket 101 of said stator 10, each
Central excitation winding 103 in electric motor units is coupled in series, constitutes excitation winding unit, the excitation winding list in electric motor units
For member using series connection, the magnetic direction that two excitation winding 103 of arbitrary neighborhood generates is opposite.
Referring to fig. 2, the slot that armature winding has been placed in this example is numbered, is denoted as s1~s6, the slot vector of each slot
It has been marked that, 120 ° of electric vector phase phase difference between adjacent above-mentioned slot.In this example, with phase adjacent armatures winding 102 around on the contrary,
Both therefore by taking the A1 in A phase winding as an example, A1 and A1 ' obtain c1 around on the contrary, synthesis electric vector is s1-s2.C1 size
It is 1.732 times of 102 vector size of armature winding single in tooth socket.In conjunction with Fig. 1 as can be seen that the A2 and A2 ' of A phase winding, are closed
It is s4-s5 at electric vector, it is equal with c1, therefore the magnetic linkage of A phase and back-emf amplitude are 112 width of armature winding in tooth socket
3.462 times of value.
The design feature of the present embodiment is as follows: first, compare traditional concentratred winding, the connection type end of the utility model
It is shorter, reduce copper loss, improves electric efficiency；Second, rotor is made of permeability magnetic material, and structure is simple, convenient for safeguarding；The
Three, using electrical excitation, wide-range-timing can be realized by adjusting exciting current；4th, using dual-rotor structure, it is suitble to output
The big occasion of power requirement.
Embodiment 2
Fig. 3 is also a tooth socket type birotor electric excitation synchronous motor, and the difference of the present embodiment and embodiment 1 exists
In the present embodiment is four phase motors, and armature winding distribution mode uses a class winding, and pole span is than meeting:
Wherein, t=0, m=4, k=1, n=2, sign take just, therefore pole span ratio θs/θrIt is set to 6/16.Wherein, m is electricity
The number of phases of machine, k are with the series connection logarithm of phase armature winding 102 in each electric motor units, and n is electric motor units number.
In the present embodiment, 102 coiling of armature winding in the same tooth socket 101 is contrary, such as A1 and D2 '；Together
Two armature winding 102 of one 104 two sides of stator excitation module are known as 1 pair of armature winding 102, such as A1 and A1 '；
It is contrary with a pair of 102 coiling of armature winding, and belong to same phase, such as A1 and A1 '；K=1 is to continuous
The armature winding 102 forms a phase winding；Including stator excitation, armature module, 2*m*k=8 continuous stator modules
An electric motor units are constituted, n=2 electric motor units constitute complete stator 10.
Referring to fig. 4, the slot that armature winding has been placed in this example is numbered, is denoted as s1~s8, the slot vector of each slot
It has been marked that, 90 ° of electric vector phase phase difference between adjacent above-mentioned slot.In this example, with phase adjacent armatures winding 102 around on the contrary,
By taking A1 and A1 ' in A phase winding as an example, the two around on the contrary, synthesis electric vector be s1-s2, obtain c1, resultant vector size is
1.414 times of a 102 vector size of armature winding in tooth socket.In conjunction with Fig. 3 as can be seen that the A2 and A2 ' of A phase winding, synthesis
Electric vector is s5-s6, equal with c1, therefore the magnetic linkage of A phase and back-emf amplitude are 102 amplitude of armature winding in tooth socket
2.828 times.
Embodiment 3
Fig. 5 is also a birotor tooth socket type electric excitation synchronous motor.The difference of the present embodiment and embodiment 1 exists
In in the present embodiment, armature winding distribution mode uses c class winding, and pole span is than meeting:
Wherein, t=0, m=3, k=2, n=1, sign take just, therefore pole span ratio θs/θrIt is set to 8/24, i.e., 4/12.Its
In, m is the number of phases of motor, and k is with the series connection logarithm of phase armature winding 102 in each electric motor units, and n is electric motor units number.
In the present embodiment, the 102 coiling direction of armature winding in the same tooth socket 101 is identical, such as A1 and A2；It is same
Two armature winding 102 in the stator armature module 105 are known as 1 pair of armature winding 102, such as A1 and A2；
In the present embodiment, m=3 is Odd Phases, k/2=1, i.e., 102 groups of armature winding in each stator armature module 105
A phase winding is constituted at a phase winding, such as A1 and A2；Wherein, the armature winding 102 in a certain stator armature module 105 and its
The coiling of adjacent armature winding 102 is contrary, such as A1 and C2 ' are around to opposite.
Referring to Fig. 6, the slot that armature winding has been placed in this example is numbered, is denoted as s1~s6, the slot vector of each slot
It has been marked that, 60 ° of electric vector phase phase difference between adjacent above-mentioned slot.In this example, by taking A phase as an example, A1 and A1 ' synthesis electric vector are
S1-s4 obtains c1.C1 size is twice of 102 electric vector size of armature winding in single slot.Due to every slot have 2 armatures around
Group 102, resultant vector size are 4 times of a 102 vector size of armature winding in tooth socket.That is the magnetic linkage of A phase and back-emf width
Value is 4 times of 102 amplitude of armature winding in tooth socket.
Embodiment 4
Fig. 7 is also a birotor tooth socket type electric excitation synchronous motor.The difference of the present embodiment and embodiment 1 exists
In in the present embodiment, armature winding distribution mode uses b class winding, and pole span is than meeting:
Wherein, t=0, m=3, k=4, n=1, sign take just, therefore pole span ratio θs/θrIt is set to 11/24.Wherein, m is
The number of phases of motor, k are with the series connection logarithm of phase armature winding 102 in each electric motor units, and n is electric motor units number.
In the present embodiment, the 102 coiling direction of armature winding in the same tooth socket 101 is identical, referred to as 1 pair of armature winding
102, such as A1 and A2.
In the present embodiment, m=3 is Odd Phases, 102 groups of armature winding in k/2=2 continuous stator armature modules 105
At a phase winding, such as A1A2 and A1 ' A2 '.Belong to head in several continuous armature winding 102 of same phase and tail and with
Its is adjacent and to belong to the coiling of the armature winding 102 of other phases contrary, such as A1A2 and C3 ' C4 ' are around to opposite.
Referring to Fig. 8, the slot that armature winding has been placed in this example is numbered, is denoted as s1~s12, the slot vector of each slot
It has been marked that, 30 ° of electric vector phase phase difference between adjacent above-mentioned slot.In this example, by taking A phase as an example, adjacent same phase armature winding 102
Around on the contrary, such as A1A2 and A1 ' A2 ', synthesis electric vector is 2* (s1-s2), obtains c1.C1 size is an armature in tooth socket
3.86 times of 102 vector size of winding.Similarly, c2=2* (s8-s7) is equal with c1, i.e., the magnetic linkage of A phase is with back-emf amplitude
7.72 times of 102 amplitude of armature winding in tooth socket.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (10)
1. non-overlapping winding tooth socket type birotor electric excitation synchronous motor, including stator (10), be respectively arranged in stator (10),
The internal rotor (11) and outer rotor (12) of outer two sides, there are air gaps between the stator (10) and inner and outer rotors；It is characterized in that, institute
It states in stator (10) and is equipped with magnetic teeth (100), the magnetic teeth (100) is along stator radial distribution, in the circumferential direction etc. of stator (10)
Spacing arrangement；The tooth socket (101) being recessed for both ends to stator interior between two neighboring magnetic teeth (100)；
It further include armature winding (102) and excitation winding (103) in the stator (10), the armature winding (102) and excitation
Winding (103) is distributed in the tooth socket (101), forms armature module (105) or excitation module (104)；The armature module
(105) it is arranged alternately with excitation module (104).
2. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 1, which is characterized in that described
H-shaped part composed by each half of magnetic teeth (100) of tooth socket (101) and its two sides is known as a stator modules, and excitation is arranged
Stator modules of the winding (103) in the magnetic teeth two sides are known as excitation module (104), and setting armature winding (102) is known as
Armature module (105), winding are located in tooth socket (101) and cover in the yoke portion of stator.
3. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 2, which is characterized in that described
Outer rotor (12) and internal rotor (11) are tooth slot structure；
Mechanical angle between adjacent two stators magnetic teeth middle line is stator poles away from θs, the center line of adjacent two rotors magnetic teeth away from
From for rotor polar distance θr, the distribution mode of the armature winding (102) is according to θs/θrIt determines, adjacent excitation module (104)
The magnetic direction that excitation winding (103) generates is opposite.
4. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 2, which is characterized in that described
Stator (10) includes 2*k*m*n stator modules, and m is the number of phases of motor, and k is in each electric motor units with phase armature winding
(102) series connection logarithm, n are electric motor units number；The canoe of the armature winding (102) is according to following θs/θrDifference be divided into
Three classes:
Wherein, t is nonnegative integer.
5. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 4, which is characterized in that work as θs/
θrWhen belonging to a class situation, armature winding (102) coiling in the same tooth socket (101) is contrary；In such situation, together
Two armature winding (102) of one excitation module (104) two sides are known as 1 pair of armature winding (102)；
It is contrary with a pair of armature winding (102) coiling, and belong to same phase；K is to the continuous armature winding (102)
Form a phase winding；Including stator excitation, armature module, 2*m*k continuous stator modules constitute an electric motor units, n
A electric motor units constitute complete stator (10).
6. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 4, which is characterized in that work as θs/
θrWhen belonging to b class situation, armature winding (102) coiling direction in the same tooth socket (101) is identical, referred to as 1 pair of armature around
Group (102)；
When Odd Phases, the armature winding (102) in the continuous stator armature modules (105) of k/2 forms a phase winding, when even number phase
A phase winding is formed for the armature winding (102) in k continuous stator armature modules (105)；
Wherein, the electricity of armature winding (102) the side armature module (105) adjacent thereto in a certain stator armature module (105)
The coiling direction of pivot winding (102) is identical, the coiling direction with the armature winding (102) of adjacent other side armature module (105)
On the contrary；2*m*k continuous stator modules constitute an electric motor units；N electric motor units constitute complete stator (10).
7. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 4, which is characterized in that work as θs/
θrWhen belonging to c class situation, armature winding (102) coiling direction in the same tooth socket (101) is identical, referred to as 1 pair of armature around
Group (102)；
When Odd Phases, the armature winding (102) in the continuous stator armature modules (105) of k/2 forms a phase winding, when even number phase
A phase winding is formed for the armature winding (102) in k continuous stator armature modules (105), belongs to the coiling of same phase winding
Direction is identical；
Wherein, belong to several continuous armature winding (102) of same phase with it is adjacent and belong to the armature winding (102) of other phases
Coiling it is contrary；
2*m*k continuous stator modules constitute an electric motor units, and n electric motor units constitute complete stator (10).
8. described in any item non-overlapping winding tooth socket type birotor electric excitation synchronous motors according to claim 1~7, feature
It is, the excitation winding (103) in each electric motor units is to be connected in series, composition excitation winding unit, between n electric motor units
Excitation winding unit serial or parallel connection connection；
Any one phase armature winding is composed in series armature winding (102) by k in each electric motor units, and n electric motor units are successively
It is arranged, the armature winding (102) that same phase is belonged in different electric motor units is connected in series or in parallel.
9. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 8, which is characterized in that described
Armature winding (102) and excitation winding (103) are copper or superconducting coil.
10. non-overlapping winding tooth socket type birotor electric excitation synchronous motor according to claim 8, which is characterized in that institute
Stating non-overlapping winding tooth socket type birotor electric excitation synchronous motor is motor or generator.
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| CN201820322488.3U CN208904858U (en) | 2018-03-07 | 2018-03-07 | A kind of non-overlapping winding tooth socket type birotor electric excitation synchronous motor |
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