CN101882856A - Inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor - Google Patents
Inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor Download PDFInfo
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- CN101882856A CN101882856A CN2009102174134A CN200910217413A CN101882856A CN 101882856 A CN101882856 A CN 101882856A CN 2009102174134 A CN2009102174134 A CN 2009102174134A CN 200910217413 A CN200910217413 A CN 200910217413A CN 101882856 A CN101882856 A CN 101882856A
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Abstract
The invention provides an inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor, which relates to the motor field and solves the problems that: the magnetic coupling existed between the phases influences the control precision of the current, and a magnetic path passed by a magnetic flux generated by each phase of winding is too long to cause a large consumption of the stator iron. The primary grade of the inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor comprises phase units, wherein each phase unit comprises phase unit iron cores and phase unit windings; each phase unit iron core composes the phase unit iron core including tooth holes with 2k iron core units; the tooth holes are formed by superposing tooth grooves; each iron core unit is composed of two teeth and a magnetic yoke section; the two teeth are arranged along a horizontal direction of the cross section; the magnetic yoke section is connected between the two teeth; the 2k iron core units are arranged in a shell at interval along a moving direction; coils are wound into the phase unit winding through the tooth holes; when the motor is the m-phase motor, im phase units are existed therein; a centre distance L between two adjacent phase unit iron cores is L=[(j-1)+1/m]tp. The inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor is used as the motor or a generator.
Description
Technical field
The present invention relates to machine field, be specifically related to a kind of flat permanent magnet linear synchronous generator.
Background technology
The structure of existing flat permanent magnet linear synchronous generator as shown in figure 24.Owing to all have magnetic coupling between phase and phase, this can influence the control precision of electric current on the one hand because of the existence of mutual inductance; On the other hand the magnetic flux that also can produce because of the energising of each phase winding the magnetic circuit of process is long makes stator iron loss bigger, thereby limited the further raising of electric efficiency.
Summary of the invention
The present invention is in order to solve the problem that exists magnetic coupling to influence the control precision of electric current between phase and phase; And the magnetic flux that produces of each phase winding energising the magnetic circuit of process long and make the bigger shortcoming of stator iron loss, and a kind of inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor has been proposed.
Inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor of the present invention is made up of casing, primary and secondary; Secondaryly form by permanent magnet array and yoke plate; Elementaryly form by several facies units; Each facies unit is made up of several facies units iron cores and facies unit winding; Each facies unit iron core is formed the facies unit iron core that has perforation by 2k core unit, and described perforation is formed by the teeth groove stack of 2k core unit, and each core unit is made up of two teeth and yoke section; Described two teeth are arranged along the horizontal direction of cross section, are connected with the yoke section between described two teeth; 2k core unit uniformly-spaced is arranged in the casing along the direction of motion successively; Coil is by the perforation coiled one phase facies unit winding of facies unit iron core; When motor is m phase motor, im facies unit then arranged, the centre-to-centre spacing between adjacent two facies unit iron cores is L=[(j-1)+1/m)] τ
p, wherein j, k, m, i are natural number.
The present invention adopts special inter-phase electromagnetic decoupling type armature structure, constitutes a kind of inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor, has eliminated alternate mutual inductance, has improved the electric current and the electromagnetic force control precision of motor; Coil quantity is few, and processing technology is simple, cost is low, and copper loss is little, efficient is high; Design of electrical motor is simple, and thrust increases easily.Owing to eliminated alternate magnetic coupling, shortened the magnetic circuit of winding magnetic flux, and armature core can adopt silicon steel sheet to build up, flow direction is vertical with silicon steel sheet lamination direction, so the present invention can reduce the eddy current loss of motor, the raising efficiency of motor, Current Control precision height, the reliability height of system, simple in structure, easily realize modularization.Linear electric motors of the present invention both can be used as motor and had used, and also can be used as generator and used, and had broad application prospects.
Description of drawings
Fig. 1 is the front view of inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor of the present invention; Fig. 2 is the radial cross-section of Fig. 1; Fig. 3 to Fig. 9 is the structural representation of core unit 5; Figure 10 is embodiment six described permanent magnet array plane outspread drawings; Figure 11 is the plane outspread drawing of embodiment seven described permanent magnet arrays; Figure 12 is the plane outspread drawing of embodiment eight described permanent magnet arrays; Figure 13 is the plane outspread drawing of embodiment nine described permanent magnet arrays; Figure 14 is the plane outspread drawing of embodiment ten described permanent magnet arrays; Figure 15 is the plane outspread drawing of embodiment 11 described permanent magnet arrays; Figure 16 is the plane outspread drawing of embodiment 12 described permanent magnet arrays; Figure 17 and Figure 18 are that interphase electromagnetic decoupling cylindrical permanent magnet linear synchronous motor of the present invention is the front view of the bilateral motor of three-phase; Figure 19 is the radial cross-section of Figure 17 or Figure 18; Figure 20 to Figure 22 is that interphase electromagnetic decoupling cylindrical permanent magnet linear synchronous motor of the present invention is the structural representation of the core unit 5 of parallel single-phase structural electromotor; Figure 23 is that interphase electromagnetic decoupling cylindrical permanent magnet linear synchronous motor of the present invention is the plane outspread drawing of the permanent magnet array of parallel single-phase structural electromotor; Figure 24 is the structural representation of prior motor.
Embodiment
Embodiment one, in conjunction with Fig. 1 and Fig. 2, and Figure 17 and Figure 18 illustrate present embodiment, present embodiment is made up of casing 1, primary and secondary 6; Secondary 6 are made up of permanent magnet array and yoke plate 61; Elementaryly form by several facies units 2; Each facies unit 2 is made up of several facies units unshakable in one's determination 3 and facies unit winding 4; Each facies unit iron core 3 is formed the facies unit iron core that has perforation 71 by 2k core unit 5, and described perforation 71 is formed by teeth groove 72 stacks of 2k core unit 5, and each core unit 5 is made up of two teeth and yoke section; Described two teeth are arranged along the horizontal direction of cross section, are connected with the yoke section between described two teeth; 2k core unit 5 uniformly-spaced is arranged in the casing 1 along the direction of motion successively; Coil 41 is by the perforation 71 coileds one phase facies unit winding 4 of facies unit iron core 3; When motor is m phase motor, im facies unit 2 then arranged, the centre-to-centre spacing L between adjacent two facies unit iron cores 5 is L=[(j-1)+1/m)] τ
p, wherein j, k, m, i are natural number.When motor is monophase machine, the centre-to-centre spacing τ between adjacent vertically two core unit
tWith the pole span τ of permanent magnet vertically
pBetween satisfy and to concern τ
t=τ
pWhen motor is three phase electric machine, the centre-to-centre spacing τ between adjacent vertically two core unit
tWith the pole span τ of permanent magnet vertically
pBetween satisfy and to concern 3n τ
t=(3n ± 1) τ
pWherein coil 41 is a racetrack-type rotor coil.
Embodiment two, in conjunction with Fig. 3 to Fig. 6 present embodiment is described, present embodiment and embodiment one difference are in the described facies unit iron core 3 that each core unit 5 is made up of the high-level yoke section of the short tooth of a long tooth 51,52,53, a low-level yoke section 54 and a vertical yoke section 55; Described long tooth 51 is arranged along the horizontal direction of cross section with short tooth 52, all be connected with high-level yoke section 53 in turn between described long tooth 51 and the short tooth 52, vertical yoke section 55 and low-level yoke section 54, described long tooth 51 side roots link to each other with an end side surface of described high-level yoke section 53, the other end side of described high-level yoke section 53 links to each other with described vertical yoke section 55 1 side side roots, the opposite side side end of described vertical yoke section 55 links to each other with an end side surface of described low-level yoke section 54, the other end side of described low-level yoke section 54 links to each other with described short tooth 52 side roots, and high-level yoke section 53, vertical yoke section 55 and low-level yoke section 54 form zigzag; The inboard that the long tooth 51 of core unit 5, short tooth 52, high-level yoke section 53, low-level yoke section 54 and vertical yoke section 55 constitute is a teeth groove 72; Teeth groove 72 stacks of 2k core unit 5 form two perforations 71; The ordering of the along continuous straight runs of tooth, high-level yoke section 53, low-level yoke section 54 and the vertical yoke section 55 of every adjacent two core unit 5 is opposite in 2k core unit 5, be described every adjacent two core unit 5 long tooth 51 of being positioned at same axial location and lack tooth 52 and in axial direction be spaced successively, the high-level yoke section 53 that described every adjacent two core unit 5 are positioned at same axial location in axial direction is spaced successively with low-level yoke section 54, and the vertical yoke section 55 of described every adjacent two core unit 5 overlaps arranges; Other composition is identical with embodiment one with connected mode.
Embodiment three, in conjunction with Fig. 3 and Fig. 4 present embodiment is described, present embodiment and embodiment one difference are that coil 41 is wound in a facies unit winding 4 mutually by described two perforations 71 annular on the top of long tooth 51 or high-level yoke section 53 or vertical yoke section 55.Other composition is identical with embodiment one with connected mode.
Embodiment four, in conjunction with Fig. 7, Fig. 8 and Fig. 9 illustrate present embodiment, present embodiment and embodiment one difference are to have in the described facies unit iron core 3 k long toothing core unit, described long toothing core unit is made up of two long teeth 51 and high-level yoke section 53, two long teeth 51 of described long toothing core unit are arranged along the horizontal direction of cross section, be connected with a high-level yoke section 53 between described two long teeth 51, described two long tooth 51 side roots link to each other with the side, two ends of described high-level yoke section 53 respectively; The inboard that two long teeth 51 and high-level yoke section 53 constitute is a teeth groove 72; K short toothing core unit arranged in the described facies unit iron core 3, described short toothing core unit is made up of two short teeth 52 and low-level yoke section 54, two short teeth 52 of described short toothing core unit are arranged along the horizontal direction of cross section, be connected with a low-level yoke section 54 between described two short teeth 52, described two short tooth 52 side roots link to each other with the side, two ends of described low-level yoke section 54 respectively; The inboard that two short teeth 52 and low-level yoke section 54 constitute is a teeth groove 72; Described k long toothing core unit and k short toothing core unit are spaced successively along the direction of motion; The teeth groove 72 of the k of 2k core unit 5 long toothing core unit and k short toothing core unit teeth groove 72 perforation 71 of formation that superposes;
Other composition is identical with embodiment one with connected mode.
Embodiment five, in conjunction with Fig. 9 present embodiment is described, present embodiment and embodiment one, two or three differences are that described coil 41 is wound in a facies unit winding 4 mutually by a described perforation 71 annular on high-level yoke section 53 and low-level yoke section 54.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment six, present embodiment is described in conjunction with Figure 10, present embodiment and embodiment one, two or three differences are that described permanent magnet array is made up of flat permanent magnet body 62, the magnetizing direction of flat permanent magnet body 62 is vertical magnetizing, described 2p flat permanent magnet body 62 is along the adjacent delegation's direction of motion permanent magnet array that rearranges of the direction of motion, horizontal direction along cross section has two row direction of motion permanent magnet arrays, and the magnetizing direction of every adjacent two flat permanent magnet bodies 62 is opposite.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment seven, in conjunction with Figure 11 present embodiment is described, present embodiment and embodiment one, two or three differences are that permanent magnet array is made up of vertical strip permanent magnet 63 and plate shaped conductive magnetic yoke 64, vertically the magnetizing direction of strip permanent magnet 63 is for laterally magnetizing, 2p vertical strip permanent magnet 63 is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, 2p plate shaped conductive magnetic yoke 64 is along the adjacent plate shaped conductive magnetic yoke array of the two row directions of motion that rearranges of the direction of motion, described strip permanent magnet array and plate shaped conductive magnetic yoke array are along the horizontal direction of cross section alternately, and be opposite along the magnetizing direction of two adjacent vertical strip permanent magnet 63 of the direction of motion.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment eight, in conjunction with Figure 12 present embodiment is described, present embodiment and embodiment one, two or three differences are that described permanent magnet array is made up of horizontal strip permanent magnet 65 and plate shaped conductive magnetic yoke 64, laterally the magnetizing direction of strip permanent magnet 65 is that the direction of motion magnetizes, 2p horizontal strip permanent magnet 65 formed delegation's direction of motion permanent magnet array with 2p plate shaped conductive magnetic yoke 64 alternately along the direction of motion, horizontal direction along cross section has two row direction of motion permanent magnet arrays, and the magnetizing direction of two horizontal strip permanent magnet 65 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment nine, in conjunction with Figure 13 present embodiment is described, present embodiment and embodiment one, two or three differences are that described permanent magnet array is by vertical strip permanent magnet 63, plate shaped conductive magnetic yoke 64 and horizontal strip permanent magnet 65 are formed, vertically the magnetizing direction of strip permanent magnet 63 is for laterally magnetizing, laterally the magnetizing direction of strip permanent magnet 65 is that the direction of motion magnetizes, 2p horizontal strip permanent magnet 65 formed two row direction of motion permanent magnet arrays with 2p plate shaped conductive magnetic yoke 64 alternately along the direction of motion, 2p vertical strip permanent magnet 63 is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, described strip permanent magnet array and direction of motion permanent magnet array are along the horizontal direction of cross section alternately, the magnetizing direction of two vertical strip permanent magnet 63 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, the magnetizing direction of two horizontal strip permanent magnet 65 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, and the magnetizing direction of the two piece vertical strip permanent magnet 63 adjacent with same plate shaped conductive magnetic yoke 64 and two horizontal strip permanent magnet 65 is and points to described plate shaped conductive magnetic yoke 64 or be described dorsad plate shaped conductive magnetic yoke 64.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment ten, in conjunction with Figure 14 present embodiment is described, present embodiment and embodiment one, two or three differences are that described permanent magnet array is made up of vertical strip permanent magnet 63 and plate shaped permanent magnet 62, vertically the magnetizing direction of strip permanent magnet 63 and flat permanent magnet body 62 is respectively laterally to magnetize and magnetizes with vertical, 2p vertical strip permanent magnet 63 is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, 2p flat permanent magnet body 62 is along the adjacent two row direction of motion flat permanent magnet volume arrays that rearrange of the direction of motion, described strip permanent magnet array and plate shaped permanent magnet array along the horizontal direction of cross section alternately, the magnetizing direction of two vertical strip permanent magnet 63 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; The magnetizing direction of two flat permanent magnet bodies 62 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; And with upper surface be that the magnetizing direction of two adjacent vertical strip permanent magnet 63 of the flat permanent magnet body 62 of the N utmost point all points to described flat permanent magnet body 62; With upper surface be that the magnetizing direction of two adjacent vertical strip permanent magnet 63 of the flat permanent magnet body 62 of the S utmost point is described dorsad flat permanent magnet body 62.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment 11, in conjunction with Figure 15 present embodiment is described, present embodiment and embodiment one, two or three differences are that described permanent magnet array is made up of horizontal strip permanent magnet 65 and plate shaped permanent magnet 62, the direction of motion that is respectively horizontal strip permanent magnet 65 and flat permanent magnet body 62 magnetizes and magnetizes with vertical, 2p horizontal strip permanent magnet 65 formed delegation's direction of motion permanent magnet array with 2p flat permanent magnet body 62 alternately along the direction of motion, horizontal direction along cross section has two row direction of motion permanent magnet arrays, and the magnetizing direction of two horizontal strip permanent magnet 65 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; The magnetizing direction of two flat permanent magnet bodies 62 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; And with upper surface be that the magnetizing direction of two adjacent horizontal strip permanent magnet 65 of the flat permanent magnet body 62 of the N utmost point all points to described flat permanent magnet body 62; With upper surface be that the magnetizing direction of two adjacent horizontal strip permanent magnet 65 of the flat permanent magnet body 62 of the S utmost point is described dorsad flat permanent magnet body 62.Other composition is identical with embodiment one, two or three with connected mode.
Embodiment 12, in conjunction with Figure 16 present embodiment is described, present embodiment and embodiment one, two or three differences are that described permanent magnet array is by vertical strip permanent magnet 63, laterally strip permanent magnet 65 and plate shaped permanent magnet 62 are formed, vertical strip permanent magnet 63, laterally strip permanent magnet 65 is respectively laterally with flat permanent magnet body 62 and magnetizes, the direction of motion magnetizes and magnetizes with vertical, 2p horizontal strip permanent magnet 65 formed two row direction of motion permanent magnet arrays with 2p flat permanent magnet body 62 alternately along the direction of motion, 2p vertical strip permanent magnet 63 is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, described strip permanent magnet array and direction of motion permanent magnet array are along the horizontal direction of cross section alternately, the magnetizing direction of two flat permanent magnet bodies 62 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, the magnetizing direction of two vertical strip permanent magnet 63 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, the magnetizing direction of two horizontal strip permanent magnet 65 that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, and with upper surface be that the two adjacent horizontal strip permanent magnet 65 of the flat permanent magnet body 62 of the N utmost point and the magnetizing direction of two vertical strip permanent magnet 63 all point to described flat permanent magnet body 62; With upper surface be that the two adjacent horizontal strip permanent magnet 65 of the flat permanent magnet body 62 of the S utmost point and the magnetizing direction of two vertical strip permanent magnet 63 are described dorsad flat permanent magnet body 62.Other composition is identical with embodiment one, two or three with connected mode.
As Figure 17 to 23, motor of the present invention is the parallel single-phase structure, adjacent two coils around on the contrary.Motor is the Multiphase Parallel structure, and each facies unit iron core, phase winding structure are identical, and the secondary permanent magnet of each facies unit is along the mover direction of motion τ that staggers
p/ m length.Motor is a bilateral structure, and the phase armature is arranged in secondary both sides symmetrically, the coil serial or parallel connection of both sides.Content of the present invention is not limited only to the content of the respective embodiments described above, and the combination of one of them or several embodiments equally also can realize the purpose of inventing.
Claims (10)
1. inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor, it is made up of casing (1), primary and secondary (6); Secondary (6) are made up of permanent magnet array and yoke plate (61); It is characterized in that elementaryly forming by several facies units (2); Each facies unit (2) is made up of several facies unit iron cores (3) and facies unit winding (4); Each facies unit iron core (3) is formed the facies unit iron core that has perforation (71) by 2k core unit (5), and described perforation (71) is formed by teeth groove (72) stack of 2k core unit (5), and each core unit (5) is made up of two teeth and yoke section; Described two teeth are arranged along the horizontal direction of cross section, are connected with the yoke section between described two teeth; 2k core unit (5) uniformly-spaced is arranged in the casing (1) successively along the direction of motion; Coil (41) is by perforation (71) the coiled one phase facies unit winding (4) of facies unit iron core (3); When motor is m phase motor, im facies unit (2) then arranged, the centre-to-centre spacing L between adjacent two facies unit iron cores (5) is L=[(j-1)+1/m)] τ
p, wherein j, k, m, i are natural number.
2. inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor according to claim 1 is characterized in that each core unit (5) is made up of a long tooth (51), a short tooth (52), a high-level yoke section (53), a low-level yoke section (54) and a vertical yoke section (55) in the described facies unit iron core (3); Described long tooth (51) is arranged along the horizontal direction of cross section with short tooth (52), all be connected with high-level yoke section (53) in turn between described long tooth (51) and the short tooth (52), vertical yoke section (55) and low-level yoke section (54), described long tooth (51) side root links to each other with an end side surface of described high-level yoke section (53), the other end side of described high-level yoke section (53) links to each other with described vertical yoke section (55) one side side roots, the opposite side side end of described vertical yoke section (55) links to each other with an end side surface of described low-level yoke section (54), the other end side of described low-level yoke section (54) links to each other with described short tooth (52) side root, and high-level yoke section (53), vertical yoke section (55) and low-level yoke section (54) form zigzag; The inboard that the long tooth (51) of core unit (5), short tooth (52), high-level yoke section (53), low-level yoke section (54) and vertical yoke section (55) constitute is teeth groove (72); Teeth groove (72) stack of 2k core unit (5) forms two perforations (71); The tooth of every adjacent two core unit (5) in 2k the core unit (5), high level yoke section (53), the ordering of the along continuous straight runs of low-level yoke section (54) and vertical yoke section (55) is opposite, be described every adjacent two core unit (5) long tooth (51) of being positioned at same axial location and lack tooth (52) and in axial direction be spaced successively, the high-level yoke section (53) that described every adjacent two core unit (5) are positioned at same axial location in axial direction is spaced successively with low-level yoke section (54), and the vertical yoke section (55) of described every adjacent two core unit (5) overlaps arranges; Coil (41) by described two perforations (71) on the top of long tooth (51) or high-level yoke section (53) or vertical yoke section (55) go up annular and be wound in a phase facies unit winding (4).
3. inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor according to claim 1, it is characterized in that having in the described facies unit iron core (3) k long toothing core unit, described long toothing core unit is made up of two long teeth (51) and high-level yoke section (53), two long teeth (51) of described long toothing core unit are arranged along the horizontal direction of cross section, be connected with a high-level yoke section (53) between described two long teeth (51), described two long teeth (51) side root links to each other with the side, two ends of described high-level yoke section (53) respectively; The inboard that two long teeth (51) and high-level yoke section (53) constitute is teeth groove (72); K short toothing core unit arranged in the described facies unit iron core (3), described short toothing core unit is made up of two short teeth (52) and low-level yoke section (54), two short teeth (52) of described short toothing core unit are arranged along the horizontal direction of cross section, be connected with a low-level yoke section (54) between described two short teeth (52), described two short teeth (52) side root links to each other with the side, two ends of described low-level yoke section (54) respectively; The inboard that two short teeth (52) and low-level yoke section (54) constitute is teeth groove (72); Described k long toothing core unit and k short toothing core unit are spaced successively along the direction of motion; The teeth groove (72) of the k of 2k core unit (5) long toothing core unit and k short toothing core unit teeth groove (72) the formation perforation (71) that superposes; Described coil (41) is gone up annular by a described perforation (71) in high-level yoke section (53) and low-level yoke section (54) and is wound in a facies unit winding (4) mutually.
4. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that described permanent magnet array is made up of flat permanent magnet body (62), the magnetizing direction of flat permanent magnet body (62) is vertical magnetizing, described 2p flat permanent magnet body (62) is along the adjacent delegation's direction of motion permanent magnet array that rearranges of the direction of motion, horizontal direction along cross section has two row direction of motion permanent magnet arrays, and the magnetizing direction of every adjacent two flat permanent magnet bodies (62) is opposite.
5. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that permanent magnet array is made up of vertical strip permanent magnet (63) and plate shaped conductive magnetic yoke (64), vertically the magnetizing direction of strip permanent magnet (63) is for laterally magnetizing, 2p vertical strip permanent magnet (63) is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, 2p plate shaped conductive magnetic yoke (64) is along the adjacent plate shaped conductive magnetic yoke array of the two row directions of motion that rearranges of the direction of motion, described strip permanent magnet array and plate shaped conductive magnetic yoke array are along the horizontal direction of cross section alternately, and be opposite along the magnetizing direction of the adjacent two vertical strip permanent magnet (63) of the direction of motion.
6. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that described permanent magnet array is made up of horizontal strip permanent magnet (65) and plate shaped conductive magnetic yoke (64), laterally the magnetizing direction of strip permanent magnet (65) is that the direction of motion magnetizes, 2p-1 horizontal strip permanent magnet (65) formed delegation's direction of motion permanent magnet array with 2p plate shaped conductive magnetic yoke (64) alternately along the direction of motion, horizontal direction along cross section has two row direction of motion permanent magnet arrays, and the magnetizing direction of two horizontal strip permanent magnet (65) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite.
7. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that described permanent magnet array is by vertical strip permanent magnet (63), plate shaped conductive magnetic yoke (64) and horizontal strip permanent magnet (65) are formed, vertically the magnetizing direction of strip permanent magnet (63) is for laterally magnetizing, laterally the magnetizing direction of strip permanent magnet (65) is that the direction of motion magnetizes, 2p-1 horizontal strip permanent magnet (65) formed two row direction of motion permanent magnet arrays with 2p plate shaped conductive magnetic yoke (64) alternately along the direction of motion, 2p vertical strip permanent magnet (63) is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, described strip permanent magnet array and direction of motion permanent magnet array are along the horizontal direction of cross section alternately, the magnetizing direction of two vertical strip permanent magnet (63) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, the magnetizing direction of two horizontal strip permanent magnet (65) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, and the magnetizing direction of the two piece vertical strip permanent magnet (63) adjacent with same plate shaped conductive magnetic yoke (64) and two horizontal strip permanent magnet (65) is sensing described plate shaped conductive magnetic yoke (64) or is described dorsad plate shaped conductive magnetic yoke (64).
8. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that described permanent magnet array is made up of vertical strip permanent magnet (63) and plate shaped permanent magnet (62), vertically the magnetizing direction of strip permanent magnet (63) and flat permanent magnet body (62) is respectively laterally to magnetize and magnetizes with vertical, 2p vertical strip permanent magnet (63) is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, 2p flat permanent magnet body (62) is along the adjacent two row direction of motion flat permanent magnet volume arrays that rearrange of the direction of motion, described strip permanent magnet array and plate shaped permanent magnet array along the horizontal direction of cross section alternately, the magnetizing direction of two vertical strip permanent magnet (63) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; The magnetizing direction of two flat permanent magnet bodies (62) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; And with upper surface be that the magnetizing direction of the adjacent two vertical strip permanent magnet (63) of the flat permanent magnet body (62) of the N utmost point all points to described flat permanent magnet body (62); With upper surface be that the magnetizing direction of the adjacent two vertical strip permanent magnet (63) of the flat permanent magnet body (62) of the S utmost point is described dorsad flat permanent magnet body (62).
9. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that described permanent magnet array is made up of horizontal strip permanent magnet (65) and plate shaped permanent magnet (62), the direction of motion that is respectively horizontal strip permanent magnet (65) and flat permanent magnet body (62) magnetizes and magnetizes with vertical, 2p-1 horizontal strip permanent magnet (65) formed delegation's direction of motion permanent magnet array with 2p flat permanent magnet body (62) alternately along the direction of motion, horizontal direction along cross section has two row direction of motion permanent magnet arrays, and the magnetizing direction of two horizontal strip permanent magnet (65) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; The magnetizing direction of two flat permanent magnet bodies (62) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite; And with upper surface be that the magnetizing direction of the adjacent two horizontal strip permanent magnet (65) of the flat permanent magnet body (62) of the N utmost point all points to described flat permanent magnet body (62); With upper surface be that the magnetizing direction of the adjacent two horizontal strip permanent magnet (65) of the flat permanent magnet body (62) of the S utmost point is described dorsad flat permanent magnet body (62).
10. according to claim 1,2 or 3 described inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motors, it is characterized in that described permanent magnet array is by vertical strip permanent magnet (63), laterally strip permanent magnet (65) and plate shaped permanent magnet (62) are formed, vertical strip permanent magnet (63), laterally strip permanent magnet (65) is respectively laterally with flat permanent magnet body (62) and magnetizes, the direction of motion magnetizes and magnetizes with vertical, 2p-1 horizontal strip permanent magnet (65) formed two row direction of motion permanent magnet arrays with 2p flat permanent magnet body (62) alternately along the direction of motion, 2p vertical strip permanent magnet (63) is along the adjacent delegation's direction of motion strip permanent magnet array that rearranges of the direction of motion, described strip permanent magnet array and direction of motion permanent magnet array are along the horizontal direction of cross section alternately, the magnetizing direction of two flat permanent magnet bodies (62) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, the magnetizing direction of two vertical strip permanent magnet (63) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, the magnetizing direction of two horizontal strip permanent magnet (65) that each direction of motion horizontal direction adjacent or cross section is adjacent is opposite, and with upper surface be that the adjacent two horizontal strip permanent magnet (65) of the flat permanent magnet body (62) of the N utmost point and the magnetizing direction of two vertical strip permanent magnet (63) all point to described flat permanent magnet body (62); With upper surface be that the adjacent two horizontal strip permanent magnet (65) of the flat permanent magnet body (62) of the S utmost point and the magnetizing direction of two vertical strip permanent magnet (63) are described dorsad flat permanent magnet body (62).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102174134A CN101882856B (en) | 2009-12-24 | 2009-12-24 | Inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor |
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| CN2009102174134A CN101882856B (en) | 2009-12-24 | 2009-12-24 | Inter-phase electromagnetic decoupling flat permanent magnet synchronous straight line motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684449A (en) * | 2012-06-01 | 2012-09-19 | 哈尔滨工程大学 | High-power density permanent magnet linear motor |
| CN102790444A (en) * | 2011-05-19 | 2012-11-21 | 北京首科凯奇电气技术有限公司 | Electromagnetic assembly of permanent-magnet motor and motor thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100547889C (en) * | 2007-11-29 | 2009-10-07 | 浙江大学 | Full-magnetic barrier type dual-field excitation linear synchronous generator |
| EP2091137B1 (en) * | 2008-02-18 | 2014-06-25 | Siemens Aktiengesellschaft | Primary part and linear electrical machine with compensation of force ripples |
| JP5332260B2 (en) * | 2008-03-28 | 2013-11-06 | セイコーエプソン株式会社 | Brushless electric machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102790444A (en) * | 2011-05-19 | 2012-11-21 | 北京首科凯奇电气技术有限公司 | Electromagnetic assembly of permanent-magnet motor and motor thereof |
| CN102684449A (en) * | 2012-06-01 | 2012-09-19 | 哈尔滨工程大学 | High-power density permanent magnet linear motor |
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