CN208285189U - The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type - Google Patents
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type Download PDFInfo
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- CN208285189U CN208285189U CN201820322490.0U CN201820322490U CN208285189U CN 208285189 U CN208285189 U CN 208285189U CN 201820322490 U CN201820322490 U CN 201820322490U CN 208285189 U CN208285189 U CN 208285189U
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- 238000004804 winding Methods 0.000 title claims abstract description 186
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- 230000005284 excitation Effects 0.000 claims abstract description 70
- 210000003781 tooth socket Anatomy 0.000 claims abstract description 22
- 230000001939 inductive effect Effects 0.000 claims abstract description 9
- 230000011218 segmentation Effects 0.000 claims abstract description 5
- 210000000515 tooth Anatomy 0.000 claims description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
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- 239000010949 copper Substances 0.000 claims description 7
- 239000002887 superconductor Substances 0.000 claims description 3
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- 238000010586 diagram Methods 0.000 description 6
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- 230000018109 developmental process Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
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- 230000005347 demagnetization Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a kind of bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type, including a primary and two secondary, there are air gaps between primary and secondary.Primary two sides are equipped with magnetic teeth and tooth socket, and the composed part of half of tooth socket of opposite a pair of of magnetic teeth and its two sides is known as a primary module, including two class of excitation module and armature module, the two are arranged alternately.Excitation winding and armature winding are located in tooth socket and cover in primary yoke portion, have an excitation winding and an armature winding in each complete tooth socket.Secondary is segmentation magnetic inductive block, and long side is oppositely arranged with primary magnetic conduction tooth.The utility model compared with prior art, have the characteristics that winding overhang length is short, the loss of electric machine is small, power density and it is high-efficient, normal tension is small, be suitably applied city rail traffic, building elevator and electromagnetic launch etc. and need wide range speed control, high-power occasion.
Description
Technical field
The utility model relates to bilateral electro-magnetic flux switching straight line motors, belong to technical field of motor manufacture.
Background technique
With the fast development of contemporary industry technology, linear motor is widely used in many occasions.Straight-line electric
Machine replaces rotating electric machine, can reduce cost, reduces noise, accelerates dynamic response.Traditional direct current generator has good tune
Fast characteristic, it is extensive in many low speed applications, but direct current generator needs to configure brush and commutator, increases electric machine structure
Complexity, increase the cost of system.Induction machine structure is simple, high reliablity, but its control method is more complicated, and
And efficiency is lower, is also not suitable for using in large-power occasions.Permanent magnet brushless motor structure is simple, power factor and efficiency all compared with
Height, but due to control of the country to rare earth resources exploitation at present, permanent magnet raw material are reduced, and permanent magnet is easy by height
Temperature is influenced and is demagnetized, this has seriously affected the stability and service life of motor.In addition, using permanent magnet come excitation, motor
Excitation can not be adjusted, and be unfavorable for weak magnetic control, and then limit permanent magnetic brushless in the application of High Speed Field.
In recent years, related scholar proposes a kind of electro-magnetic flux switching motor, and secondary is only made of permeability magnetic material, structure
Simply, convenient for safeguarding；In addition, electro-magnetic motor avoids high temperature demagnetization risk, is conducive to adjustable magnetic, speed-regulating range width without permanent magnet
Extensively.Such motor is suitable for the occasions such as rail traffic, building elevator.However, there are some drawbacks for the motor at present, such as uses and divide
When cloth winding, there are overlapping phenomenons for excitation winding and armature winding, cause End winding longer, copper wastage is big, output work
Rate density is low.Therefore, the winding method for improving such motor is very necessary for the performance for improving motor.
Summary of the invention
In view of the shortcomings of the prior art, the utility model aim is to provide a kind of non-overlapping winding sectional type pair
Side electro-magnetic flux switching straight line motor, the winding method of the motor improves distribution factor, to increase winding back emf
Amplitude, improve output power density；Winding overlapping phenomenon is avoided simultaneously, winding overhang length shortens, copper loss is reduced,
Improve the efficiency of motor.
To achieve the goals above, the utility model is realized by technical solution below:
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type provided by the utility model, including primary
11, it is set to secondary 10, armature winding 112 and the excitation winding 113 of primary 11 two sides, is existed between described secondary 10 and primary 11
Air gap；
Described primary 11 are equipped with magnetic teeth 110, and the magnetic teeth 110 is along primary level directional spreding, in primary 11
Two sides equidistantly arrange；The tooth socket 111 being recessed for both ends to primary inner between two neighboring magnetic teeth 110；
Described primary 11 further include armature winding 112 and excitation winding 113, the armature winding 112 and excitation winding 113
The two sides of the magnetic teeth 110 are distributed in, winding is set in tooth socket 111 and covers in primary yoke portion；The magnetic teeth 110 and
Part composed by half of tooth socket 111 of its two sides is known as primary module 114, and excitation winding 113 is arranged in the magnetic teeth two
The primary module of side is known as excitation module, and setting armature winding 112 is known as armature module, armature module and excitation module alternating
Arrangement；The armature module and the total quantity of excitation module are according to the number of phases of motor, the number of electric motor units and each motor
The number of any one concatenated armature winding 112 of phase armature winding determines in unit.
Further, it described secondary 10 is made of segmentation magnetic inductive block, long side is oppositely arranged with primary magnetic conduction tooth 110.
Further, 2 excitation windings 113 that the same excitation module includes are around on the contrary, between adjacent excitation module
Neighbouring excitation winding 113 is around to identical.
Further, the distance of the primary 11 adjacent two magnetic teeths centreline space is primary pole span τp, the secondary
The distance of 10 adjacent two magnetic inductive blocks centreline spaces is secondary pole span τs, the distribution mode of the armature winding 112 is according to τs/τp's
Difference is divided into two classes:
The first kind,
Second class,
Wherein, m is the number of phases of motor, and n is electric motor units number, and k is to connect in each electric motor units with phase armature winding 112
Number, i is natural number.
Work as τs/τpWhen belonging to first kind situation, 2 armature winding 112 in the same primary module 114 belong to same
Phase, and around on the contrary, two armature winding 112 of arbitrary neighborhood around to opposite；
Work as τs/τpWhen belonging to the second class situation, since a certain tooth socket 111, armature winding 112 is pressed centainly in the slot
Phase sequence circuits sequentially arrangement, adjacent armatures winding 112 be with when phase around to identical, around to opposite when being different phases.
Further, any one phase in each electric motor units is composed in series by k armature winding 112, n electric motor units
It sets gradually, the armature winding 112 that same phase is belonged in different electric motor units is connected in series or in parallel；
Excitation winding 113 in each electric motor units is to be connected in series, and constitutes excitation winding unit, n electric motor units it
Between excitation winding unit serial or parallel connection connection.
Further, the armature winding 112 and excitation winding 113 be under the premise of putting in order constant, can be from appointing
Some excitation module of anticipating starts to be arranged to make up primary 11.
As a preference, primary 11 both ends can increase separately additional magnetic teeth 115.
As a preference, the armature winding 112 and excitation winding 113 are copper or superconductor.
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type is motor or generator.
The utility model motor is primarily present following advantage:
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type provided by the utility model, armature winding with
Excitation winding is placed in primary, and secondary structure is simple, easy to maintain；Novel non-overlapping winding distribution mode improves electricity
The back-emf amplitude of machine solves the problems, such as that current electro-magnetic flux switching motor winding overlapping, End winding are long, reduces
Winding overhang length, reduces copper loss, to improve the output power density and efficiency of motor.Motor uses bilateral structure,
In the case where general power is constant, the voltage and current limits value of cpable of lowering power element, to improve system effectiveness；In addition, double
Normal tension suffered by the motor of side is smaller, runs more stable.As motor in use, can be provided for many large-power occasions
A kind of scheme that secondary is light-weight, small in size；As generator in use, can be realized by the size of adjusting exciting current
Speed change, the output characteristics of pressure regulation.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
1 electric machine structure schematic diagram of Fig. 1 the utility model embodiment；
1 slot electromotive force star graph of Fig. 2 the utility model embodiment；
2 electric machine structure schematic diagram of Fig. 3 the utility model embodiment；
2 slot electromotive force star graph of Fig. 4 the utility model embodiment；
3 electric machine structure schematic diagram of Fig. 5 the utility model embodiment；
4 electric machine structure schematic diagram of Fig. 6 the utility model embodiment；
4 slot electromotive force star graph of Fig. 7 the utility model embodiment；
5 electric machine structure schematic diagram of Fig. 8 the utility model embodiment；
5 slot electromotive force star graph of Fig. 9 the utility model embodiment；
6 electric machine structure schematic diagram of Figure 10 the utility model embodiment.
Wherein, 10- grade, 11- is primary, 110- magnetic teeth, 111- tooth socket, 112- armature winding, 113- excitation winding,
114- primary module, 115- additional teeth.
Specific embodiment
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type provided by the utility model, to keep this practical
Novel purpose and technological means, creation characteristic and effect are more readily apparent from, and are developed simultaneously specific example below with reference to referring to attached drawing
The utility model is further described.It is to be appreciated that specific embodiment described herein is only to explain that this is practical new
Type is not used to limit the utility model.
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type provided by the utility model, including primary
11, it is set to secondary 10, armature winding 112 and the excitation winding 113 of primary 11 two sides, is existed between described secondary 10 and primary 11
Air gap；
Described primary 11 are equipped with magnetic teeth 110, and the magnetic teeth 110 is along primary level directional spreding, in primary 11
Two sides equidistantly arrange；The tooth socket 111 being recessed for both ends to primary inner between two neighboring magnetic teeth 110；
Described primary 11 further include armature winding 112 and excitation winding 113, the armature winding 112 and excitation winding 113
The two sides of the magnetic teeth 110 are distributed in, winding is set in tooth socket 111 and covers in primary yoke portion；The magnetic teeth 110 and
Part composed by half of tooth socket 111 of its two sides is known as primary module 114, and excitation winding 113 is arranged in the magnetic teeth two
The primary module of side is known as excitation module, and setting armature winding 112 is known as armature module, armature module and excitation module alternating
Arrangement；The armature module and the total quantity of excitation module are according to the number of phases of motor, the number of electric motor units and each motor
The number of any one concatenated armature winding 112 of phase armature winding determines in unit.
Further, it described secondary 10 is made of segmentation magnetic inductive block, long side is oppositely arranged with primary magnetic conduction tooth 110.
Further, 2 excitation windings 113 that the same excitation module includes are around on the contrary, between adjacent excitation module
Neighbouring excitation winding 113 is around to identical.
Further, the distance of the primary 11 adjacent two magnetic teeths centreline space is primary pole span τp, the secondary
The distance of 10 adjacent two magnetic inductive blocks centreline spaces is secondary pole span τs, the distribution mode of the armature winding 112 is according to τs/τp's
Difference is divided into two classes:
The first kind,
Second class,
Wherein, m is the number of phases of motor, and n is electric motor units number, and k is to connect in each electric motor units with phase armature winding 112
Number, i is natural number.
Work as τs/τpWhen belonging to first kind situation, 2 armature winding 112 in the same primary module 114 belong to same
Phase, and around on the contrary, two armature winding 112 of arbitrary neighborhood around to opposite；
Work as τs/τpWhen belonging to the second class situation, since a certain tooth socket 111, armature winding 112 is pressed centainly in the slot
Phase sequence circuits sequentially arrangement, adjacent armatures winding 112 be with when phase around to identical, around to opposite when being different phases.
Further, any one phase in each electric motor units is composed in series by k armature winding 112, n electric motor units
It sets gradually, the armature winding 112 that same phase is belonged in different electric motor units is connected in series or in parallel；
Excitation winding 113 in each electric motor units is to be connected in series, and constitutes excitation winding unit, n electric motor units it
Between excitation winding unit serial or parallel connection connection.
Further, the armature winding 112 and excitation winding 113 be under the premise of putting in order constant, can be from appointing
Some excitation module of anticipating starts to be arranged to make up primary 11.
As a preference, primary 11 both ends can increase separately additional magnetic teeth 115.
As a preference, the armature winding 112 and excitation winding 113 are copper or superconductor.
The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type is motor or generator.
Embodiment 1
Referring to Fig. 1, the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type provided by the utility model, packet
Secondary 10 and primary 11 are included, both above-mentioned is permeability magnetic material；There are air gaps between primary 11 and secondary 10.Primary 11 two sides are set
There are magnetic teeth and tooth socket, the composed part of half of tooth socket 111 of opposite a pair of of magnetic teeth 110 and its two sides is known as at the beginning of one
Grade module 114, number Ns=m*k*n, including two class of excitation module and armature module, the two are arranged alternately, and winding is located at
In tooth socket and cover in primary yoke portion.Secondary 10 is made of segmentation magnetic inductive block, the long side of secondary magnetic inductive block and the magnetic conduction of primary 11
Tooth 110 is oppositely arranged.The center line distance of adjacent two primary magnetic conductions tooth 110 is primary pole span τp, adjacent twice grade magnetic inductive blocks
Center line distance is secondary pole span τs。
In the present embodiment, m=3, k=2, n=2, i.e., motor is three-phase motor in the present embodiment, includes A, B, C three-phase, altogether
Comprising n=2 electric motor units, every phase is composed in series by k=2 armature winding 112 in each electric motor units.Primary 11 is by Ns=
M*k*n=12 primary module 114 forms, wherein the magnetic field side that 2 excitation windings 113 that same excitation module includes generate
To on the contrary, the magnetic direction of the generation of excitation winding 113 neighbouring between adjacent excitation module is identical；Same armature module include 2
A armature winding 112 belongs to same phase, and direction of winding on the contrary, two armature winding 112 of arbitrary neighborhood around to opposite.The reality
It applies example and belongs to first kind situation mentioned above,
Work as m=3, k=2, i=0, when sign takes negative, τs/τp=12/7；Work as m=3, k=2, i=0, sign takes just
When, τs/τp=12/11, the present embodiment takes τs/τp=12/7.
Fig. 2 is the slot electromotive force star graph of embodiment 1, and the slot that armature winding has been placed in this example is numbered, and is remembered
Slot vector for s1~s12, each slot has marked, 120 ° of electric vector phase phase difference between adjacent above-mentioned slot.In the present embodiment, with A
For phase winding, two pairs of armature winding are shared, wherein A1 and A1 ' armature winding current direction are on the contrary, synthesis electric vector is c1=
S1-s2, obtains c1, and resultant vector size is 112 vector magnitude of armature winding in primary slotTimes.Similarly, A2 and
A2 ' armature winding current direction is also on the contrary, synthesis electric vector is c2=s7-s8, and identical as c1 size, direction is identical, therefore A phase
Magnetic linkage and back-emf amplitude be 112 amplitude of armature winding in primary slotTimes.
Embodiment 2
Fig. 3 is also the bilateral electro-magnetic flux switching straight line motor of a non-overlapping winding sectional type.The present embodiment and implementation
Example 1 the difference is that, in the present embodiment, since a certain tooth socket 111, armature winding 112 is successively followed by certain phase sequence
For circle permutation in slot, armature winding 112 adjacent at this time belongs to different phases, around to opposite.The embodiment belongs to mentioned above
Second class situation,
Work as m=3, k=2, i=0, sign takes timing, τs/τp=12/5；Work as m=3, k=2, i=1, sign takes negative
When, τs/τp=12/13, the present embodiment takes τs/τp=12/5.
Fig. 4 is the slot electromotive force star graph of 2 motor of embodiment.The slot that armature winding has been placed in this example is compiled
Number, it is denoted as s1~s12, the slot vector of each slot has marked, 60 ° of electric vector phase phase difference between adjacent above-mentioned slot.In the present embodiment,
By taking A phase winding as an example, two pairs of armature winding are shared, wherein A1 and A1 ' armature winding current direction are on the contrary, synthesis electric vector is c1
=s1-s4, obtains c1, and resultant vector size is 2 times of 112 vector magnitude of armature winding in primary slot.Similarly, A2 and
A2 ' armature winding current direction is also on the contrary, synthesis electric vector is c2=s7-s10, and identical as c1 size, direction is identical, therefore A
The magnetic linkage and back-emf amplitude of phase are 4 times of 112 amplitude of armature winding in primary slot.
Embodiment 3
Fig. 5 is also the bilateral electro-magnetic flux switching straight line motor of a non-overlapping winding sectional type.In the present embodiment, m=
3, k=2, n=4, the i.e. motor be three-phase motor, include 4 electric motor units, in each electric motor units any one phase armature around
Group is composed in series by k=2 armature winding.Primary 11 is made of Ns=m*k*n=24 primary module 114, wherein same to encourage
Magnetic direction that 2 excitation windings 113 that magnetic module includes generate is on the contrary, excitation winding 113 neighbouring between adjacent excitation module
The magnetic direction of generation is identical；2 armature winding 112 that same armature module includes belong to same phase, and direction of winding is opposite.
The motor slot electromotive force star graph and embodiment 1 of the embodiment are identical.
Embodiment 4
Fig. 6 is also the bilateral electro-magnetic flux switching straight line motor of a non-overlapping winding sectional type.In the present embodiment, m=
5, k=2, n=2, the i.e. motor be five-phase induction motor, include 2 electric motor units, in each electric motor units any one phase armature around
Group is composed in series by k=2 armature winding.Primary 11 is made of Ns=m*k*n=20 primary module 114, wherein same to encourage
Magnetic direction that 2 excitation windings 113 that magnetic module includes generate is on the contrary, excitation winding 113 neighbouring between adjacent excitation module
The magnetic direction of generation is identical；2 armature winding 112 that same armature module includes belong to same phase, and direction of winding on the contrary,
Two armature winding 112 of arbitrary neighborhood are around to opposite.The embodiment belongs to first kind situation mentioned above,
Work as m=5, k=2, i=0, when sign takes negative, τs/τp=20/13；Work as m=5, k=2, i=0, sign takes just
When, τs/τp=20/17, the present embodiment takes τs/τp=20/13.
Fig. 7 is the slot electromotive force star graph of embodiment 4, and the slot that armature winding has been placed in this example is numbered, and is remembered
Slot vector for s1~s12, each slot has marked, 144 ° of electric vector phase phase difference between adjacent above-mentioned slot.In the present embodiment, with A
For phase winding, two pairs of armature winding are shared, wherein A1 and A1 ' armature winding current direction are on the contrary, synthesis electric vector is c1=
S1-s2, obtains c1, and resultant vector size is 1.9 times of 112 vector magnitude of armature winding in primary slot.Similarly, A2 and
A2 ' armature winding current direction is also on the contrary, synthesis electric vector is c2=s11-s12, and identical as c1 size, direction is identical, therefore A
The magnetic linkage and back-emf amplitude of phase are 3.8 times of 112 amplitude of armature winding in primary slot.
Embodiment 5
Fig. 8 is also the bilateral electro-magnetic flux switching straight line motor of a non-overlapping winding sectional type.In the present embodiment, m=
5, k=2, n=2, the i.e. motor be five-phase induction motor, include 2 electric motor units, in each electric motor units any one phase armature around
Group is composed in series by k=2 armature winding.The present embodiment and embodiment 4 the difference is that, in the present embodiment, from a certain
Tooth socket 111 starts, and along clockwise direction, armature winding 112 is circuited sequentially by certain phase sequence and is arranged in slot, adjacent at this time
Armature winding 112 belongs to different phases, around to opposite.The embodiment belongs to the second class situation mentioned above,
Work as m=5, k=2, i=0, sign takes timing, τs/τp=20/7；Work as m=5, k=2, i=1, sign takes negative
When, τs/τp=20/23, the present embodiment takes τs/τp=20/7.
Fig. 9 is the slot electromotive force star graph of 5 motor of embodiment.The slot that armature winding has been placed in this example is compiled
Number, it is denoted as s1~s12, the slot vector of each slot has marked, 36 ° of electric vector phase phase difference between adjacent above-mentioned slot.In the present embodiment,
By taking A phase winding as an example, two pairs of armature winding are shared, wherein A1 and A1 ' armature winding current direction are on the contrary, synthesis electric vector is c1
=s1-s6, obtains c1, and resultant vector size is 2 times of 112 vector magnitude of armature winding in primary slot.Similarly, A2 and
A2 ' armature winding current direction is also on the contrary, synthesis electric vector is c2=s11-s16, and identical as c1 size, direction is identical, therefore A
The magnetic linkage and back-emf amplitude of phase are 4 times of 112 amplitude of armature winding in primary slot.
Embodiment 6
Figure 10 is also the bilateral electro-magnetic flux switching straight line motor of a non-overlapping winding sectional type.The present embodiment and implementation
The τ of example 1s/τpIt is identical, τs/τp=12/7.The two the difference is that, in the present embodiment, primary structure both ends distinguish
Increase additional magnetic teeth.
As can be seen from the above-described embodiment, the utility model proposes a kind of bilateral electro-magnetic fluxes of non-overlapping winding sectional type
Switching straight line motor, compared with existing motor, the utility model motor uses bilateral structure, improves winding distribution mode, keeps away
Exempt from winding overlapping phenomenon, reduced winding overhang length, increases back-emf amplitude.This improvement can reduce copper wastage,
Increase output power density, improves electric efficiency, finally accomplish save the cost.The utility model motor can satisfy more height
Power, wide range speed control application will especially have in fields such as urban track traffic, high-rise building elevator and electromagnetic launches very big
Development prospect.
The basic principles and main features of the utility model and the advantage of the utility model 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. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type, including primary (11), be set to primary (11)
Secondary (10), armature winding (112) and the excitation winding (113) of two sides, there are air gap between the secondary (10) and primary (11),
It is characterized in that,
The primary (11) is equipped with magnetic teeth (110), and the magnetic teeth (110) is along primary level directional spreding, in primary
(11) two sides equidistantly arrange；The tooth socket (111) being recessed for both ends to primary inner between two neighboring magnetic teeth (110)；
The primary (11) further includes armature winding (112) and excitation winding (113), the armature winding (112) and excitation around
Group (113) is distributed in the two sides of the magnetic teeth (110), and winding is set in tooth socket (111) and covers in primary yoke portion；It is described
Part composed by half of tooth socket (111) of magnetic teeth (110) and its two sides is known as primary module (114), and excitation winding is arranged
(113) primary module in the magnetic teeth two sides is known as excitation module, and setting armature winding (112) is known as armature module,
Armature module and excitation module are alternately arranged；The number of phases according to motor of the armature module and the total quantity of excitation module, motor
The number of any one concatenated armature winding of phase armature winding (112) determines in the number of unit and each electric motor units；
The secondary (10) is made of segmentation magnetic inductive block, and long side is oppositely arranged with primary magnetic conduction tooth (110).
2. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 1, feature exist
In, 2 excitation windings (113) that the same excitation module includes around on the contrary, excitation neighbouring between adjacent excitation module around
Group (113) is around to identical.
3. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 1, feature exist
In,
The distance of primary (11) adjacent two magnetic teeths centreline space is primary pole span τp, secondary (10) adjacent two magnetic conduction
The distance of block centreline space is secondary pole span τs, the distribution mode of the armature winding (112) is according to τs/τpDifference be divided into two
Class:
The first kind,
Second class,
Wherein, m is the number of phases of motor, and n is electric motor units number, and k is concatenated with phase armature winding (112) in each electric motor units
Number, i are natural number.
4. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 3, feature exist
In working as τs/τpWhen belonging to first kind situation, 2 armature winding (112) in the same primary module (114) belong to same
Phase, and around on the contrary, two armature winding (112) of arbitrary neighborhood around to opposite.
5. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 3, feature exist
In working as τs/τpWhen belonging to the second class situation, since a certain tooth socket (111), armature winding (112) presses certain phase in the slot
Sequence circuits sequentially arrangement, adjacent armatures winding (112) be with when phase around to identical, around to opposite when being different phases.
6. according to claim 1 to the bilateral electro-magnetic flux switching straight line electricity of non-overlapping winding sectional type described in 5 any one
Machine, which is characterized in that any one phase in each electric motor units is composed in series by k armature winding (112), n electric motor units
It sets gradually, the armature winding (112) that same phase is belonged in different electric motor units is connected in series or in parallel；
Excitation winding (113) 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.
7. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 6, feature exist
In the armature winding (112) and excitation winding (113), can be from some any excitations under the premise of putting in order constant
Module starts to be arranged to make up primary (11).
8. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 7, feature exist
In the both ends of the primary (11) can increase separately additional magnetic teeth (115).
9. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 7, feature exist
In the armature winding (112) and excitation winding (113) are copper or superconductor.
10. the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type according to claim 7, feature exist
In the bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type is motor or generator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820322490.0U CN208285189U (en) | 2018-03-07 | 2018-03-07 | The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type |
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| CN201820322490.0U CN208285189U (en) | 2018-03-07 | 2018-03-07 | The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462357A (en) * | 2018-03-07 | 2018-08-28 | 南京航空航天大学 | The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462357A (en) * | 2018-03-07 | 2018-08-28 | 南京航空航天大学 | The bilateral electro-magnetic flux switching straight line motor of non-overlapping winding sectional type |
| CN108462357B (en) * | 2018-03-07 | 2023-09-29 | 南京航空航天大学 | Non-overlapping winding sectional type bilateral electro-magnetic flux switching linear motor |
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