CN102739010B - Integer-slot bilayer ring-winding linear electric motor - Google Patents
Integer-slot bilayer ring-winding linear electric motor Download PDFInfo
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- CN102739010B CN102739010B CN201210236107.7A CN201210236107A CN102739010B CN 102739010 B CN102739010 B CN 102739010B CN 201210236107 A CN201210236107 A CN 201210236107A CN 102739010 B CN102739010 B CN 102739010B
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Abstract
The invention relates to an integer-slot bilayer ring-winding linear electric motor, belonging to the technical field of motors, and solving a problem that an insulation technique of each phase winding is complex and the manufacturing cost is increased as the end part of each phase winding exposed out of an iron-core teeth is longer in a traditional bilateral flat three-phase linear permanent magnetic synchronous motor. The integer-slot bilayer ring-winding linear electric motor mainly consists of a primary unit, a secondary unit and air gaps, wherein the primary unit mainly consists of a primary iron core and a primary winding, the primary iron core is in a shape of a flat, a left air gap side plane and a right air gap side plane of the primary iron core are symmetrically provided with coil slots of 2km vertical to the motion direction, m is a phase number of a motor, k is a positive integer, q is the number of each electrode and each phase of the motor, a coil forming a winding is rectangular, two effectively sides of each coil are embedded in left and right symmetrical slots of the primary iron core, two coil sides are embedded in each slot, coil slots of two sides of the primary iron core are mutually related, the secondary unit is of a bilateral structure and is provided with the air gaps with the primary unit. The invention is suitable for annular winding linear motors.
Description
Technical field
The present invention relates to the double-deck Circular Winding linear electric motors of a kind of integer groove, belong to technical field of motors.
Background technology
The armature core tooth pitch τ of traditional dual-edge plane three-phase linear permanent magnetic synchronization motor
tpole span τ with permanent magnet
pbetween meet and be related to 3 τ
t=τ
p, in each groove, embedding a coil side, coil span equates with pole span, this winding construction is called integer groove single layer winding.The winding of this motor as shown in figure 10, the coil of A phase winding is wound around in first groove and the 4th groove, has striden across second groove and the 3rd groove simultaneously, and the coil of C phase winding is to be wound around in second groove and the 5th groove, the 3rd groove and the 4th groove have been striden across, by that analogy simultaneously.The subject matter of this type of winding existence is: the end that each phase winding coil is exposed at outside core tooth is long, and each phase winding coil intersects mutually, so not only waste coil, increase copper loss, also make the insulating process between each phase winding become complicated, increase manufacturing cost.Meanwhile, because winding is that individual layer is whole apart from winding, the magnetomotive force of winding and electromotive force harmonic components are large, and the force oscillation of motor is large, efficiency is low, and because the end of winding is long, secondary cross-brace span is large, has increased support difficulty.
Summary of the invention
The present invention is in order to solve existing dual-edge plane three-phase linear permanent magnetic synchronization motor because the end that each phase winding coil is exposed at outside core tooth is long, make the insulating process between each phase winding complicated, and increase the problem of manufacturing cost, provide a kind of integer groove double-deck Circular Winding linear electric motors.
The first technical scheme of the present invention:
The double-deck Circular Winding linear electric motors of a kind of integer groove, it comprises primary and secondary, elementary elementary iron core and the armature winding of comprising, and secondary is door font, secondary on elementary iron core, secondary inner surface is relative with both side surface trapping gap with the upper surface of elementary iron core;
The cross section of elementary iron core is rectangle, the air gap side of elementary both sides unshakable in one's determination is tooth slot structure, every side air gap side surface of elementary iron core has 2km coil groove, the coil groove of elementary both sides unshakable in one's determination in correspondence with each other, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary both sides unshakable in one's determination ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
The second technical scheme of the present invention:
The double-deck Circular Winding linear electric motors of a kind of integer groove, it comprises primary and secondary, elementary elementary iron core and the armature winding of comprising, and secondary is door font, secondary on elementary iron core, secondary inner surface is relative with both side surface trapping gap with the upper surface of elementary iron core;
The cross section of elementary iron core is rectangle, on the air gap side surface of elementary both sides unshakable in one's determination, correspondence is provided with coil rack, coil rack is made by the nonmetallic materials with insulation property, coil rack is comprised of base plate and 2km+1 dividing plate, base plate is fixedly mounted on the air gap side surface of elementary both sides unshakable in one's determination, dividing plate is strip, 2km+1 dividing plate is uniformly-spaced arranged on base plate along the direction of relative movement of primary and secondary, form 2km coil groove, the coil groove of elementary both sides unshakable in one's determination in correspondence with each other, m is the number of phases of motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, q is more than or equal to 2 integer,
The coil that the coil that armature winding is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary both sides unshakable in one's determination ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
The third technical scheme of the present invention:
The double-deck Circular Winding linear electric motors of a kind of integer groove, it comprises primary and secondary, elementary elementary iron core and the armature winding of comprising, and secondary is door font, secondary on elementary iron core, secondary inner surface is relative with both side surface trapping gap with the upper surface of elementary iron core;
The cross section of elementary iron core is rectangle, the surface of door font horizontal edge opposite side elementary iron core and secondary and the surface relative with this surface are tooth slot structure, tooth slot structure is for evenly to offer 2km coil groove of formation along the direction of relative movement of primary and secondary, described coil groove is the groove that is parallel to secondary door font transverse direction edge, the coil groove of elementary both side surface unshakable in one's determination in correspondence with each other, m is the number of phases of motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, q is more than or equal to 2 integer
The coil that the coil that armature winding is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary both sides unshakable in one's determination ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
The 4th kind of technical scheme of the present invention:
The double-deck Circular Winding linear electric motors of integer groove, it comprises primary and secondary, elementaryly by elementary iron core and armature winding, is formed,
Secondary is cylindrical, and elementary iron core is cylindrical shape, and elementary coaxial sleeve unshakable in one's determination is connected on secondary outside, elementary iron core and secondary between be air gap,
On the inner surface of elementary iron core, along the direction of relative movement of primary and secondary, evenly have the coil groove of 2km circumferencial direction, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Elementary iron core the 1st, q+1,2q+1 ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
The 5th kind of technical scheme of the present invention:
The double-deck Circular Winding linear electric motors of integer groove, it comprises primary and secondary, elementaryly by elementary iron core and armature winding, is formed,
Elementary iron core is cylindrical, and secondary is cylindrical shape, and secondary coaxial sleeve is connected on the outside of elementary iron core, elementary iron core and secondary between be air gap,
On the outer surface of elementary iron core, along the direction of relative movement of primary and secondary, evenly have the coil groove of 2km circumferencial direction, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
The coil that the coil that armature winding is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Elementary iron core the 1st, q+1,2q+1 ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
Above-mentioned the first and the second technical scheme also comprise: described elementary two the elementary auxiliary iron cores that also comprise, two elementary auxiliary iron cores are respectively in the both sides of elementary iron core, arrange with elementary iron core is parallel, two elementary auxiliary iron cores form air gap respectively and between the outer surface of secondary door font stile.
Above-mentioned the first and the second technical scheme also comprise: described motor also comprises that two are assisted elementary, two auxiliary elementary both sides that are respectively in elementary iron core, arrange with elementary iron core is parallel, between the outer surface of two auxiliary respectively elementary and secondary door font stiles, form air gap, auxiliary elementary structure is identical with elementary structure.
Described in above-mentioned all technical schemes, linear electric motors are line inductance electromotor, linear permanent magnet synchronous motor or linear reluctance motor.
Advantage of the present invention is: the present invention is by adopting Circular Winding, short distance and Distribution Effect have been realized, magnetomotive force and electromotive force harmonic wave have been reduced, winding overhang length and loss have been reduced, improve electric efficiency, reduced force oscillation, reduced motor oscillating and noise, simultaneously simple in structure, the insulation of motor easily, low cost of manufacture, reliability be high, is suitable for high speed, high acceleration, the occasion such as thrust output greatly.
Accompanying drawing explanation
Fig. 1 is execution mode one and two structural representation;
Fig. 2 is the end view of Fig. 1;
Fig. 3 is the elementary profile described in execution mode three, and described section is the plane along the door font horizontal edge vertical direction with secondary;
Fig. 4 is the structural representation of execution mode four;
Fig. 5 is the structural representation of execution mode five;
Fig. 6 is the structural representation of execution mode six;
Fig. 7 is the end view of Fig. 6;
Fig. 8 is the structural representation of execution mode seven;
Fig. 9 is the structural representation of execution mode nine;
Figure 10 is the structural representation of traditional dual-edge plane three-phase linear permanent magnetic synchronization motor.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1 and Fig. 2, the double-deck Circular Winding linear electric motors of integer groove described in present embodiment, it comprises elementary 1 and secondary 2, elementary 1 comprises elementary 1-1 unshakable in one's determination and armature winding 1-2, secondary 2 is door font, secondary 2 is upper across elementary 1-1 unshakable in one's determination, and secondary 2 inner surface is relative with both side surface trapping gap with the upper surface of elementary 1-1 unshakable in one's determination;
The cross section of elementary 1-1 unshakable in one's determination is rectangle, the air gap side of elementary 1-1 unshakable in one's determination both sides is tooth slot structure, every side air gap side surface of elementary 1-1 unshakable in one's determination has 2km coil groove, the coil groove of elementary 1-1 unshakable in one's determination both sides in correspondence with each other, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding 1-2 is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary 1-1 unshakable in one's determination both sides ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
In present embodiment, the roll off the production line set-up mode of ring recess coil of each utmost point of motor is limited, in described electric machine structure, motor all extremely in each extremely corresponding coil groove number be all identical, therefore after each extremely lower corresponding coil groove coil being arranged in a manner described, then the coil serial or parallel connection of all extremely lower same phases can be obtained to each phase winding.
In present embodiment, two effective edges of each coil of armature winding 1-2 embed in the corresponding coil groove in elementary 1-1 unshakable in one's determination both sides.Corresponding the 1st, q+1, the 2q+1 of elementary 1-1 unshakable in one's determination both sides ..., in a 2km-1 coil groove, the coil that two numbers of turn are N belongs to respectively different phases.
Shown in Fig. 1, the coil that the coil that armature winding 1-2 is 2N by the number of turn and the number of turn are N forms, and it is 2 that every extremely every phase groove is counted q, and the number of phases m of motor is 3.In its 1st, the 3rd, the 5th, the 7th, the 9th, the 11st groove, be two coil sides that the number of turn is N coil, the coil side that these two numbers of turn are N coil belongs to respectively different phases; The coil side that is 2N for the number of turn in remaining groove; First extremely under, coil side in inner coil limit in the 1st groove, the 2nd groove, the upper coil limit in the 3rd groove belong to same phase, such as A phase, first utmost point group mutually that each coil by first under is extremely together in series and forms A phase, the like, can obtain other each extremely lower each utmost point of A phase group mutually, each utmost point of A phase mutually group be together in series or parallel and can obtain A phase winding.According to differing the principle of 120 ° of electrical degrees between three phase windings, can obtain the winding annexation of all the other phases.
Embodiment two: present embodiment is described below in conjunction with Fig. 1 and Fig. 2, the double-deck Circular Winding linear electric motors of integer groove described in present embodiment, it comprises elementary 1 and secondary 2, elementary 1 comprises elementary 1-1 unshakable in one's determination and armature winding 1-2, secondary 2 is door font, secondary 2 is upper across elementary 1-1 unshakable in one's determination, and secondary 2 inner surface is relative with both side surface trapping gap with the upper surface of elementary 1-1 unshakable in one's determination;
The cross section of elementary 1-1 unshakable in one's determination is rectangle, on the air gap side surface of elementary 1-1 unshakable in one's determination both sides, correspondence is provided with coil rack, coil rack is made by the nonmetallic materials with insulation property, coil rack is comprised of base plate and 2km+1 dividing plate, base plate is fixedly mounted on the air gap side surface of elementary 1-1 unshakable in one's determination both sides, dividing plate is strip, 2km+1 dividing plate is uniformly-spaced arranged on base plate along elementary 1 and secondary 2 direction of relative movement, form 2km coil groove, the coil groove of elementary 1-1 unshakable in one's determination both sides in correspondence with each other, m is the number of phases of motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, q is more than or equal to 2 integer,
The coil that the coil that armature winding 1-2 is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary 1-1 unshakable in one's determination both sides ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
In present embodiment, the both sides air gap side surface of elementary 1-1 unshakable in one's determination is smooth surface, and coil rack is set respectively on this smooth surface.
Embodiment three: present embodiment is described below in conjunction with Fig. 3, the double-deck Circular Winding linear electric motors of integer groove described in present embodiment, it comprises elementary 1 and secondary, elementary 1 comprises elementary 1-1 unshakable in one's determination and armature winding 1-2, secondary is door font, secondary upper across elementary 1-1 unshakable in one's determination, secondary inner surface is relative with both side surface trapping gap with the upper surface of elementary 1-1 unshakable in one's determination;
The cross section of elementary 1-1 unshakable in one's determination is rectangle, the surface of door font horizontal edge opposite side elementary 1-1 unshakable in one's determination and secondary and the surface relative with this surface are tooth slot structure, tooth slot structure for along elementary 1 and secondary direction of relative movement evenly offer 2km coil groove of formation, described coil groove is the groove that is parallel to secondary door font transverse direction edge, the coil groove of elementary 1-1 both side surface unshakable in one's determination in correspondence with each other, m is the number of phases of motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, q is more than or equal to 2 integer
The coil that the coil that armature winding 1-2 is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary 1-1 unshakable in one's determination both sides ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
Embodiment four: below in conjunction with Fig. 4, present embodiment is described, the double-deck Circular Winding linear electric motors of integer groove described in present embodiment, it comprises that elementary 1 and secondary 2, elementary 1 is comprised of elementary 1-1 unshakable in one's determination and armature winding 1-2,
Secondary 2 is cylindrical, and elementary 1-1 unshakable in one's determination is cylindrical shape, and elementary 1-1 coaxial sleeve unshakable in one's determination is connected on secondary 2 outside, between elementary 1-1 unshakable in one's determination and secondary 2, is air gap,
On the inner surface of elementary 1-1 unshakable in one's determination, along elementary 1 and secondary 2 direction of relative movement, evenly have the coil groove of 2km circumferencial direction, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding 1-2 is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Elementary 1-1 unshakable in one's determination the 1st, q+1,2q+1 ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
Embodiment five: below in conjunction with Fig. 5, present embodiment is described, the double-deck Circular Winding linear electric motors of integer groove described in present embodiment,
It comprises that elementary 1 and secondary 2, elementary 1 is comprised of elementary 1-1 unshakable in one's determination and armature winding 1-2,
Elementary 1-1 unshakable in one's determination is cylindrical, and secondary 2 is cylindrical shape, and secondary 2 coaxial sleeves are connected on the outside of elementary 1-1 unshakable in one's determination, between elementary 1-1 unshakable in one's determination and secondary 2, is air gap,
On the outer surface of elementary 1-1 unshakable in one's determination, along elementary 1 and secondary 2 direction of relative movement, evenly have the coil groove of 2km circumferencial direction, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding 1-2 is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Elementary 1-1 unshakable in one's determination the 1st, q+1,2q+1 ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
Embodiment six: present embodiment is described below in conjunction with Fig. 6 and Fig. 7, present embodiment is further illustrating execution mode one or two, described elementary 1 also comprises two elementary auxiliary iron core 1-3, two elementary auxiliary iron core 1-3 are respectively in the both sides of elementary 1-1 unshakable in one's determination, arrange with elementary 1-1 unshakable in one's determination is parallel, two elementary auxiliary iron core 1-3 form air gap respectively and between the outer surface of secondary 2 door font stile.
In present embodiment, the cross section of elementary auxiliary iron core 1-3 is rectangle.
Embodiment seven: present embodiment is described below in conjunction with Fig. 8, present embodiment is further illustrating execution mode one or two, described motor also comprises two auxiliary elementary 3, two auxiliary elementary 3 both sides that are respectively in elementary 1-1 unshakable in one's determination, arrange with elementary 1-1 unshakable in one's determination is parallel, form air gap respectively and between the outer surface of secondary 2 door font stile for two auxiliary elementary 3, auxiliary elementary 3 structure is identical with elementary 1 structure.
In present embodiment, auxiliary elementary 3 are also comprised of unshakable in one's determination and winding, and the cross section of described iron core is rectangle, and iron core both can adopt notching construction, also can adopt slotless configuration.During described employing notching construction unshakable in one's determination, the coil of winding embeds in groove.
In present embodiment, armature winding 1-2 can with electric system in power inverter be connected, auxiliary elementary 3 winding can with electric system in power inverter or magnetizing capacitance device be connected.
Embodiment eight: present embodiment is that described linear electric motors are line inductance electromotor, linear permanent magnet synchronous motor or linear reluctance motor to the further illustrating of execution mode one, two, three, four or five.
Embodiment nine: present embodiment is described below in conjunction with Fig. 9, present embodiment is further illustrating execution mode one or two, present embodiment can adopt mode in parallel to link together the double-deck Circular Winding linear electric motors of the integer groove described in a plurality of execution modes one or two, when in parallel, adjacent two are secondaryly fixed together or use same secondary.Can increase the thrust output of motor.
The motor that motor shown in Fig. 9 forms for the double-deck Circular Winding linear electric motor in parallel of the integer groove by described in three execution modes one or two, it can increase the thrust output of motor.
Linear electric motors of the present invention, the speed of service is as required different, its winding can be along direction of motion segmentation, between each section, every phase winding turns-in-series and winding conductor sectional area are all different, every phase winding turns-in-series of low speed segment is many, winding conductor sectional area, the every phase winding turns-in-series of high regime is few, and winding conductor sectional area is large.
The present invention is not limited to above-mentioned execution mode, can also be the reasonable combination of technical characterictic described in the respective embodiments described above.
Claims (8)
1. double-deck Circular Winding linear electric motors of an integer groove, it comprises elementary (1) and secondary (2), it is characterized in that: elementary (1) comprises elementary iron core (1-1) and armature winding (1-2), secondary (2) are door font, secondary (2) are upper across elementary iron core (1-1), and the inner surface of secondary (2) is relative with both side surface trapping gap with the upper surface of elementary iron core (1-1);
The cross section of elementary iron core (1-1) is rectangle, the air gap side of elementary iron core (1-1) both sides is tooth slot structure, every side air gap side surface of elementary iron core (1-1) has 2km coil groove, the coil groove of elementary iron core (1-1) both sides in correspondence with each other, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding (1-2) is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary iron core (1-1) both sides ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
2. double-deck Circular Winding linear electric motors of an integer groove, it comprises elementary (1) and secondary (2), it is characterized in that: elementary (1) comprises elementary iron core (1-1) and armature winding (1-2), secondary (2) are door font, secondary (2) are upper across elementary iron core (1-1), and the inner surface of secondary (2) is relative with both side surface trapping gap with the upper surface of elementary iron core (1-1);
The cross section of elementary iron core (1-1) is rectangle, on the air gap side surface of elementary iron core (1-1) both sides, correspondence is provided with coil rack, coil rack is made by the nonmetallic materials with insulation property, coil rack is comprised of base plate and 2km+1 dividing plate, base plate is fixedly mounted on the air gap side surface of elementary iron core (1-1) both sides, dividing plate is strip, 2km+1 dividing plate is uniformly-spaced arranged on base plate along the direction of relative movement of elementary (1) and secondary (2), form 2km coil groove, the coil groove of elementary iron core (1-1) both sides in correspondence with each other, m is the number of phases of motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, q is more than or equal to 2 integer,
The coil that the coil that armature winding (1-2) is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary iron core (1-1) both sides ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
3. double-deck Circular Winding linear electric motors of an integer groove, it comprises elementary (1) and secondary, it is characterized in that: elementary (1) comprises elementary iron core (1-1) and armature winding (1-2), secondary is door font, secondary upper across elementary iron core (1-1), secondary inner surface is relative with both side surface trapping gap with the upper surface of elementary iron core (1-1);
The cross section of elementary iron core (1-1) is rectangle, the surface of door font horizontal edge opposite side elementary iron core (1-1) and secondary and the surface relative with this surface are tooth slot structure, tooth slot structure is for evenly to offer 2km coil groove of formation along elementary (1) and secondary direction of relative movement, described coil groove is the groove that is parallel to secondary door font transverse direction edge, the coil groove of elementary iron core (1-1) both side surface in correspondence with each other, m is the number of phases of motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, q is more than or equal to 2 integer,
The coil that the coil that armature winding (1-2) is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Corresponding the 1st, q+1, the 2q+1 of elementary iron core (1-1) both sides ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
4. double-deck Circular Winding linear electric motors of integer groove, it comprises elementary (1) and secondary (2), it is characterized in that: elementary (1) is comprised of elementary iron core (1-1) and armature winding (1-2),
Secondary (2) are cylindrical, and elementary iron core (1-1) is cylindrical shape, and elementary iron core (1-1) coaxial sleeve is connected on the outside of secondary (2), between elementary iron core (1-1) and secondary (2), are air gap,
On the inner surface of elementary iron core (1-1), along the direction of relative movement of elementary (1) and secondary (2), evenly have the coil groove of 2km circumferencial direction, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding (1-2) is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Elementary iron core (1-1) the 1st, q+1,2q+1 ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
5. double-deck Circular Winding linear electric motors of integer groove, it comprises elementary (1) and secondary (2), it is characterized in that: elementary (1) is comprised of elementary iron core (1-1) and armature winding (1-2),
Elementary iron core (1-1) is cylindrical, and secondary (2) are cylindrical shape, and secondary (2) coaxial sleeve is connected on the outside of elementary iron core (1-1), between elementary iron core (1-1) and secondary (2), is air gap,
On the outer surface of elementary iron core (1-1), along the direction of relative movement of elementary (1) and secondary (2), evenly have the coil groove of 2km circumferencial direction, the number of phases that m is motor, m is more than or equal to 3 integer, k is positive integer, q is the every extremely every phase groove number of motor, and q is more than or equal to 2 integer
The coil that the coil that armature winding (1-2) is 2N by a plurality of numbers of turn and a plurality of number of turn are N forms, and N is positive integer,
Elementary iron core (1-1) the 1st, q+1,2q+1 ..., be respectively arranged with the coil that two numbers of turn are N in a 2km-1 coil groove, in all the other all coils grooves, be respectively arranged with the coil that the number of turn is 2N,
Described motor each extremely under, the coil that the coil that the number of turn in the coil that the number of turn of the 1st coil Cao Zhong lower floor is N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., be 2N coil, the q+1 coil that the coil groove number of turn is at the middle and upper levels N of the number of turn in the q coil groove utmost point group mutually that is together in series and forms same phase
Or the coil that the coil that the number of turn in the coil that the 1st the coil groove number of turn is at the middle and upper levels N, the 2nd coil groove is 2N, the number of turn in the 3rd coil groove are 2N ..., coil that the number of turn in a q coil groove is 2N, a q+1 coil Cao Zhong lower floor the number of turn coil that is N the utmost point group mutually that is together in series and forms same phase
By the utmost point of all same phases under extremely of described motor mutually group be together in series or parallel and obtain a phase winding; According to differing the principle of 360 °/m electrical degree between each phase winding of motor, obtain the annexation of all the other m-1 phase windings.
6. double-deck Circular Winding linear electric motors of integer groove according to claim 1 and 2, it is characterized in that: described elementary (1) also comprises two elementary auxiliary iron cores (1-3), two elementary auxiliary iron cores (1-3) are respectively in the both sides of elementary iron core (1-1), arrange with elementary iron core (1-1) is parallel, two elementary auxiliary iron cores (1-3) form air gap respectively and between the outer surface of the door font stile of secondary (2).
7. double-deck Circular Winding linear electric motors of integer groove according to claim 1 and 2, it is characterized in that: described motor also comprises two auxiliary elementary (3), two auxiliary elementary (3) are respectively in the both sides of elementary iron core (1-1), arrange with elementary iron core (1-1) is parallel, two auxiliary elementary (3) form air gap respectively and between the outer surface of the door font stile of secondary (2), and the structure of auxiliary elementary (3) is identical with the structure of elementary (1).
8. according to the double-deck Circular Winding linear electric motors of the integer groove described in claim 1,2,3,4 or 5, it is characterized in that: described linear electric motors are line inductance electromotor, linear permanent magnet synchronous motor or linear reluctance motor.
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| CN201210236107.7A CN102739010B (en) | 2012-07-09 | 2012-07-09 | Integer-slot bilayer ring-winding linear electric motor |
| JP2015520798A JP2015522240A (en) | 2012-07-09 | 2013-04-26 | Linear motor with integer groove double layer annular winding |
| PCT/CN2013/074766 WO2014008774A1 (en) | 2012-07-09 | 2013-04-26 | Linear electric motor with two-layer toroidal integer-slot winding |
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| CN102739010B (en) * | 2012-07-09 | 2014-04-09 | 哈尔滨工业大学 | Integer-slot bilayer ring-winding linear electric motor |
| CN103904857B (en) * | 2014-04-25 | 2017-04-12 | 哈尔滨工业大学 | quasi-sinusoidal winding linear motor |
| CN108110930B (en) * | 2018-01-25 | 2024-02-06 | 博远机电（嘉兴）有限公司 | Stator and motor |
| CN113922625B (en) * | 2021-09-15 | 2022-09-09 | 中国人民解放军海军工程大学 | Long primary permanent magnet synchronous motor with annular structure |
| CN114362472B (en) * | 2021-12-28 | 2023-04-25 | 中国人民解放军海军工程大学 | Segmented spliced modular linear motor with intersegmental magnetic field compensation windings and splicing compensation method thereof |
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| JPS525122B2 (en) * | 1972-05-11 | 1977-02-09 | ||
| US5894177A (en) * | 1990-10-19 | 1999-04-13 | Yang; Tai-Her | Segmented armature winding for a DC motor |
| JPH06113512A (en) * | 1992-09-30 | 1994-04-22 | Hitachi Ltd | Ac polyphase electric rotating machine |
| JPH0947009A (en) * | 1995-08-02 | 1997-02-14 | Hitachi Ltd | Linear motor and linear motor elevator |
| JP2004282796A (en) * | 2003-03-12 | 2004-10-07 | Tamagawa Seiki Co Ltd | Linear motor |
| US20050275293A1 (en) * | 2004-06-10 | 2005-12-15 | Korea Electrotechnology Research Institute | System for integrating linear motion guide and linear induction motor |
| JP4745857B2 (en) * | 2006-02-20 | 2011-08-10 | 三菱電機株式会社 | Electric machine |
| CN101009454B (en) * | 2007-01-29 | 2010-12-08 | 哈尔滨工业大学 | A dual-edge plane three-phase linear permanent magnetic synchronization motor |
| CN101159408A (en) * | 2007-11-19 | 2008-04-09 | 哈尔滨工业大学 | Cylinder-shaped polyphase linear permanent-magnet synchronous generator |
| CN101582626B (en) * | 2009-06-26 | 2011-05-11 | 哈尔滨工业大学 | Cylindrical permanent magnet linear synchronous motor (PMLSM) with parallel magnetic circuits |
| CN101777821A (en) * | 2010-04-12 | 2010-07-14 | 哈尔滨工业大学 | Concentrated-winding multi-segment permanent magnet synchronous linear motor |
| CN101783574B (en) * | 2010-04-12 | 2012-04-25 | 哈尔滨工业大学 | Annular winding segmented permanent magnet synchronous linear motor |
| CN101951112B (en) * | 2010-08-26 | 2012-06-27 | 哈尔滨工业大学 | High-accelerated speed linear electromagnetic propelling system |
| CN102739010B (en) * | 2012-07-09 | 2014-04-09 | 哈尔滨工业大学 | Integer-slot bilayer ring-winding linear electric motor |
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