CN102361380A - Transverse-radial magnetic flux structure brushless combined type permanent magnet motor - Google Patents
Transverse-radial magnetic flux structure brushless combined type permanent magnet motor Download PDFInfo
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- CN102361380A CN102361380A CN2011103652484A CN201110365248A CN102361380A CN 102361380 A CN102361380 A CN 102361380A CN 2011103652484 A CN2011103652484 A CN 2011103652484A CN 201110365248 A CN201110365248 A CN 201110365248A CN 102361380 A CN102361380 A CN 102361380A
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Abstract
The invention relates to a transverse-radial magnetic flux structure brushless combined type permanent magnet motor and belongs to the technical field of permanent magnet motors. The transverse-radial magnetic flux structure brushless combined type permanent magnet motor solves the problems that the whole system has large volume, a complex structure and limited performance, cannot effectively output power, and is high in cost because the engines in the conventional series, parallel and series-parallel combined type drive devices cannot be matched with other parts of the system simply and efficiently. The transverse-radial magnetic flux structure brushless combined type permanent magnet motor comprises a shell and end covers, wherein the end covers are arranged at two ends of the shell; a transverse magnetic flux double-rotor motor and a radial torque adjusting motor are arranged in the shell in parallel; power is supplied through two motors with different frequency; variable torque difference can be provided by a stator winding for adjusting the radial torque adjusting motor; and variable rotating speed difference can be provided through a stator winding for adjusting the transverse magnetic flux double-rotor motor and the stator winding for adjusting the radial torque adjusting motor simultaneously. Constantly-changing rotating speed and torque are provided by the vehicle engine according to the actual road condition requirement.
Description
Technical field
The present invention relates to horizontal-brushless composite permanent magnet motor of radial flux structure, belong to the technical field of magneto.
Background technology
The fuel consume of traditional combustion engine automobile and tail gas pollution are the hot issues of worldwide attention.Comparatively speaking, electric automobile then has the characteristics of low energy consumption, low emission.Yet on-vehicle battery still has problems such as energy density is low, life-span weak point, price height as one of critical component of electric automobile, makes the cost performance of electric automobile and traditional internal-combustion engines vehicle that big gap arranged.In order to address this is that, merge the hybrid vehicle of internal-combustion engines vehicle and electric automobile advantage, become new automobile hot of research and development scheme, and obtained development rapidly.
The existing tandem drive unit of hybrid vehicle is characterized in: can make engine not receive the influence of automobile running working condition, operate in best service area all the time, and optionally use lower-powered engine, but require generator and power of electric motor enough big.In this structure, the output of engine will all be converted into electric energy and convert the mechanical energy that drives automobile again into, be subject to the lower energy converting between mechanical and the efficient of battery charging and discharging, make that the fuel oil energy utilization ratio is lower.Relatively, parallel drive unit then has the higher characteristics of capacity usage ratio, but its engine can receive the influence of automobile running working condition, therefore is inappropriate for changing frequent driving cycle.In addition, than series-mode frame, parallel structure also needs more complicated speed change gear, power set composite and transmission mechanism.Different with above two kinds of type of drive; The series parallel type drive unit adopts two motors to realize simultaneously the torque and the rotating speed control of engine; And can improve the efficient of engine and reduce discharging, have runnability preferably, but need distribution through planetary gear realization power; Complex structure, cost is higher.So in above-mentioned drive unit, the problem that exists engine and system's miscellaneous part simply efficiently not to cooperate, thus make problems such as whole system exists volume heaviness, complex structure, cost is higher, performance is limited, and can not output power effectively.
Summary of the invention
Engine and system's miscellaneous part can not simply efficiently cooperate in existing tandem, the parallel and series parallel type drive unit in order to solve in the present invention; Whole system exists volume heaviness, complex structure, cost is higher, performance is limited thereby make; And the problem that can not output power effectively, the invention provides a kind of laterally-the brushless composite permanent magnet motor of radial flux structure.
The brushless composite permanent magnet motor of transverse radial flux structure according to the invention; It comprises housing and end cap; The two ends of housing are provided with end cap; In housing, be set side by side with transverse magnetic flux double-rotor machine and torque adjustment motor radially, said transverse magnetic flux double-rotor machine comprises first stator, transverse magnetic flux rotor, first p-m rotor, p-m rotor output shaft and transverse magnetic flux rotor of output shaft axle, and said radially torque adjustment motor comprises second stator and second p-m rotor; The conduct simultaneously of transverse magnetic flux rotor of output shaft axle is the armature spindle of torque adjustment motor radially
Second stator of said radially torque adjustment motor is fixed on the madial wall of housing, and second p-m rotor is fixed on the transverse magnetic flux rotor of output shaft axle, between second stator and second p-m rotor air gap is arranged radially, and said width of air gap is L3; Second stator is made up of second stator winding and second stator core;
First stator of said transverse magnetic flux double-rotor machine is fixed on the madial wall of housing; First p-m rotor is fixed on the p-m rotor output shaft; The transverse magnetic flux rotor is between first stator and first p-m rotor; Said transverse magnetic flux rotor is fixed on the transverse magnetic flux rotor of output shaft axle, and said transverse magnetic flux rotor is rotationally connected through bearing and p-m rotor output shaft; Between the transverse magnetic flux rotor and first stator air gap is arranged, said width of air gap is L1; Between the said transverse magnetic flux rotor and first p-m rotor air gap is arranged, said width of air gap is L2;
First stator is closely rearranged by m the identical facies unit of structure vertically; Each facies unit constitutes by first stator core and first stator winding; The cross section of each first stator core is " recessed " font, and the opening surface of " recessed " font is to horizontal magnetic flux rotor, and first stator winding is embedded in the opening of said " recessed " font;
The transverse magnetic flux rotor is made up of support section and m transverse magnetic flux unit, and each transverse magnetic flux unit contains n to the transverse magnetic flux rotor tooth, and all transverse magnetic flux rotor tooths are fixed on the support section; M transverse magnetic flux unit is evenly arranged along the axial, and each transverse magnetic flux unit respectively with first stator in a facies unit corresponding,
The n of each transverse magnetic flux unit to the transverse magnetic flux rotor tooth be divided into parallel about two row, every row transverse magnetic flux rotor tooth along circumference evenly distribute form circular; Spacing in the same column between adjacent two transverse magnetic flux rotor tooths is d, and corresponding two the transverse magnetic flux rotor tooths in position are positioned on same the bus of transverse magnetic flux rotor in two row, and forms a pair of utmost point of transverse magnetic flux rotor; Two annulus that two row transverse magnetic flux rotor tooths in each transverse magnetic flux unit are formed along circumference align respectively with the both sides projection of " recessed " font opening of corresponding first stator core in position;
Adjacent transverse magnetic current element 1/m adjacent two the shared space angles of transverse magnetic flux rotor tooth spacing d of same column doubly that along the circumferential direction stagger;
First p-m rotor is made up of first p-m rotor iron core and m first permanent magnet unit; First p-m rotor external peripheral surface unshakable in one's determination is provided with m permanent magnet unit; M permanent magnet unit evenly distributes vertically, and each permanent magnet unit is corresponding with a transverse magnetic flux unit
Each permanent magnet unit be provided with m the first rotor unshakable in one's determination with n to the first rotor permanent magnet, said n to the first rotor permanent magnet be divided into parallel about two row, the first rotor permanent magnet in every row is circular along the circumference composition that evenly distributes; The corresponding the first rotor permanent magnet in position is positioned on same the bus of first p-m rotor in two row, and forms a pair of utmost point of first p-m rotor; Two annulus that two row the first rotor permanent magnets in each permanent magnet unit are formed along circumference align the shape of the first rotor permanent magnet end face and transverse magnetic flux rotor tooth bottom surface, measure-alike respectively with two annulus that two row transverse magnetic flux rotor tooths in the corresponding transverse magnetic flux unit, position are formed along circumference; Said the first rotor permanent magnet radially magnetizes, and the magnetizing direction of every pair of two the first rotor permanent magnets in extremely is opposite, and the magnetizing direction of the adjacent two the first rotor permanent magnets of same column is also opposite; The first rotor permanent magnet embeds in the first rotor outer surface unshakable in one's determination or is fixed on the first rotor outer surface unshakable in one's determination; The shared space angle of spacing of adjacent two the first rotor permanent magnets of same column, half the for adjacent two the shared space angles of transverse magnetic flux rotor tooth spacing d of same column in the transverse magnetic flux rotor;
Said m and n are the integer greater than 0.
Advantage of the present invention: of the present invention laterally-two power supplys of the brushless composite permanent magnet motor of radial flux structure through different frequency are respectively to first stator and the power supply of second stator; Winding on second stator produces a rotating magnetic field, drags p-m rotor in the same way with the speed rotation; Whole first stator forms the annular magnetic pole that m changes alternating polarity; Modulate through the transverse magnetic flux rotor in annular magnetic pole magnetic field; Form the magnetic pole of the alternating polarity variation of a plurality of circumferencial directions distributions at the transverse magnetic flux rotor inner surface; Produce rotation relatively between principle transverse magnetic flux rotor of inhaling mutually according to homopolar-repulsion, heteropole and the p-m rotor, so just formed the speed discrepancy between transverse magnetic flux rotor and the p-m rotor; Electromagnetic torque between transverse magnetic flux rotor and the p-m rotor is an equal and opposite in direction, in the opposite direction; Can on p-m rotor, add an electromagnetic torque (can just can bear) after the energising of second stator, so just form the torque differences between transverse magnetic flux rotor and the p-m rotor.
Of the present invention laterally-the brushless composite permanent magnet motor of radial flux structure is a brushless structure; The armature winding of two stators does not all need rotation, has overcome that the operational efficiency that adopts the brush structure to be caused descends, reliability reduces and often need problem such as safeguard to parts such as brushes.
Of the present invention laterally-the brushless composite permanent magnet motor of radial flux structure is applicable to need be in the industrial technology that two mechanical rotating shafts of different rotating speeds are worked simultaneously.
For example: when of the present invention laterally-when the brushless composite permanent magnet motor of radial flux structure is applied in the hybrid vehicle; Can it be installed between engine and the main reducing gear; Electric current through regulating second stator winding can provide variable torque differences; Through regulating the frequency of supply of first stator and second stator winding, variable speed discrepancy can be provided simultaneously.Actual road conditions need automobile engine that the rotating speed and the torque of continuous variation are provided; And existing automobile engine can only realize high efficiency and low emission work in torque rotary speed district very among a small circle; The present invention can provide torque and the difference of rotating speed between engine and the road conditions actual needs; Thereby do not need frequently to change the acceptable operating point of engine, make it, reached the effect of energy-saving and emission-reduction all the time in efficient district's work.In addition, can also realize driving control, the wide region stepless speed control of automobile through Electronic Control; Also having does not simultaneously need complicated cooling device, simple in structure, advantage that volume is little, with low cost.
Description of drawings
Fig. 1 be embodiment one described laterally-structural representation of the brushless composite permanent magnet motor of radial flux structure;
Fig. 2 is the A-A profile of Fig. 1;
Fig. 3 is the B-B profile of Fig. 1;
Fig. 4 is the expanded view of the transverse magnetic flux rotor among Fig. 1;
Fig. 5 is the expanded view of first p-m rotor among Fig. 1.
Embodiment
Embodiment one, this execution mode is described below in conjunction with Fig. 1 to Fig. 5; This execution mode is said laterally-the brushless composite permanent magnet motor of radial flux structure; It comprises housing 4 and end cap 3; The two ends of housing 4 are provided with end cap 3, it is characterized in that, in housing 4, are set side by side with transverse magnetic flux double-rotor machine and torque adjustment motor radially; Said transverse magnetic flux double-rotor machine comprises first stator 5, transverse magnetic flux rotor 6, first p-m rotor 1, p-m rotor output shaft 2 and transverse magnetic flux rotor of output shaft axle 9; Said radially torque adjustment motor comprises second stator 8 and second p-m rotor 7, and transverse magnetic flux rotor of output shaft axle 9 conduct simultaneously is the armature spindle of torque adjustment motor radially
First stator 5 of said transverse magnetic flux double-rotor machine is fixed on the madial wall of housing 4; First p-m rotor 1 is fixed on the p-m rotor output shaft 2; Transverse magnetic flux rotor 6 is between first stator 5 and first p-m rotor 1; Said transverse magnetic flux rotor 6 is fixed on the transverse magnetic flux rotor of output shaft axle 9, and said transverse magnetic flux rotor 6 is rotationally connected through bearing and p-m rotor output shaft 2; Between the transverse magnetic flux rotor 6 and first stator 5 air gap is arranged, said width of air gap is L1; Between the said transverse magnetic flux rotor 6 and first p-m rotor 1 air gap is arranged, said width of air gap is L2;
First stator 5 is closely rearranged by m the identical facies unit of structure vertically; Each facies unit constitutes by the first stator core 5-1 and the first stator winding 5-2; The cross section of each first stator core 5-1 is " recessed " font, and the opening surface of " recessed " font is embedded in the opening of said " recessed " font to horizontal magnetic flux rotor 6, the first stator winding 5-2;
Transverse magnetic flux rotor 6 is made up of support section 6-1 and m transverse magnetic flux unit 6-2, and each transverse magnetic flux unit 6-2 contains n to transverse magnetic flux rotor tooth 6-2-1, and all transverse magnetic flux rotor tooth 6-2-1 are fixed on the support section 6-1; M transverse magnetic flux unit 6-2 is evenly arranged along the axial, and each transverse magnetic flux unit 6-2 respectively with first stator 5 in a facies unit corresponding,
The n of each transverse magnetic flux unit 6-2 to transverse magnetic flux rotor tooth 6-2-1 be divided into parallel about two row, every row transverse magnetic flux rotor tooth 6-2-1 along circumference evenly distribute form circular; Spacing in the same column between adjacent two transverse magnetic flux rotor tooth 6-2-1 is d, and corresponding two the transverse magnetic flux rotor tooth 6-2-1 in position are positioned on same the bus of transverse magnetic flux rotor 6 in two row, and forms a pair of utmost point of transverse magnetic flux rotor 6; Two annulus that two row transverse magnetic flux rotor tooth 6-2-1 among each transverse magnetic flux unit 6-2 form along circumference align respectively with the both sides projection of " recessed " font opening of the corresponding first stator core 5-1 in position;
Adjacent transverse magnetic current element 6-2 1/m adjacent two the shared space angles of transverse magnetic flux rotor tooth 6-2-1 spacing d of same column doubly that along the circumferential direction stagger;
Each permanent magnet unit 1-2 is provided with m the first rotor 1-2-1 unshakable in one's determination and 2n to the first rotor permanent magnet 1-2-2; Said 2n to the first rotor permanent magnet 1-2-2 be divided into parallel about two row, the first rotor permanent magnet 1-2-2 in every row along circumference evenly distribute form circular; Position corresponding the first rotor permanent magnet 1-2-2 is positioned on same the bus of first p-m rotor 1 in two row, and forms a pair of utmost point of first p-m rotor 1; Two row transverse magnetic flux rotor tooth 6-2-1 among two annulus that two row the first rotor permanent magnet 1-2-2 among each permanent magnet unit 1-2 form along circumference and the position corresponding transverse magnetic flux unit 6-2 align the shape of the first rotor permanent magnet 1-2-2 end face and transverse magnetic flux rotor tooth 6-2-1 bottom surface, measure-alike respectively along two annulus of circumference composition; Said the first rotor permanent magnet 1-2-2 radially magnetizes, and the magnetizing direction of every couple of two the first rotor permanent magnet 1-2-2 in extremely is opposite, and the magnetizing direction of the adjacent two the first rotor permanent magnet 1-2-2 of same column is also opposite; The first rotor permanent magnet 1-2-2 embeds in the outer surface of the first rotor 1-2-1 unshakable in one's determination or is fixed on the outer surface of the first rotor 1-2-1 unshakable in one's determination; The shared space angle of spacing of adjacent two the first rotor permanent magnet 1-2-2 of same column, half the for adjacent two the shared space angles of transverse magnetic flux rotor tooth 6-2-1 spacing d of same column in the transverse magnetic flux rotor 6;
Said m and n are the integer greater than 0.
Operation principle:
Every couple of transverse magnetic flux rotor tooth 6-2-1 in the rotor of transverse magnetic flux described in this execution mode forms a pair of magnetic pole after feeding the magnetic line of force; This has four end faces to tooth; Be respectively end face and the bottom surface of each transverse magnetic flux rotor tooth 6-2-1; Wherein two end faces of two transverse magnetic flux rotor tooth 6-2-1 are relative with first stator 5; Two bottom surfaces of said two transverse magnetic flux rotor tooth 6-2-1 are relative with first p-m rotor 1; When machine operation, the path of the magnetic line of force is: one the first permanent magnet 1-2-2 output of the said magnetic line of force from first p-m rotor 1, through the air gap L2 between the transverse magnetic flux rotor 6 and first p-m rotor 1; The bottom surface of a transverse magnetic flux rotor tooth 6-2-1 in a pair of tooth of entering respective transversal magnetic flux rotor 6; And from the output of the end face of this transverse magnetic flux rotor tooth 6-2-1 through air gap L1 between the transverse magnetic flux rotor 6 and first stator 5 and the first stator core 5-1 by way of the facies unit of first stator 5 of correspondence after, get back to the end face of another transverse magnetic flux rotor tooth 6-2-1 in the said a pair of tooth again through the air gap L1 between the transverse magnetic flux rotor 6 and first stator 5, then from the bottom surface output of this transverse magnetic flux rotor tooth 6-2-1; Pass through the air gap L2 between the transverse magnetic flux rotor 6 and first p-m rotor 1 once more; Get into another the first permanent magnet 1-2-2 in first p-m rotor 1 corresponding, and get back to the permanent magnet of this magnetic line of force of output, form the closed magnetic line of force from this first permanent magnet 1-2-2 with this transverse magnetic flux rotor tooth 6-2-1.
Path according to the above-mentioned magnetic line of force can be known: list the identical magnetic pole of all transverse magnetic flux rotor tooth 6-2-1 bottom surface polarizations in this execution mode in the transverse magnetic flux rotor 6 together; The spacing of same column adjacent transverse magnetic flux rotor tooth 6-2-1 is d on the said transverse magnetic flux rotor 6; Whenever list and contain 2n transverse magnetic flux rotor tooth 6-2-1; The spacing of two the first permanent magnet 1-2-2 that same column is adjacent in first p-m rotor 1 is 0.5d; Whenever list and contain 4n permanent magnet 1-2-2, so the first permanent magnet 1-2-2 magnetic pole that the bottom surface of all the transverse magnetic flux rotor tooth 6-2-1 in the said same row is faced at one time is identical; Per two first permanent magnet 1-2-2 that same column is adjacent on first p-m rotor 1 form circumferential south poles; The two row teeth of each transverse magnetic flux unit 6-2 form two annulus, form 2m annulus altogether, and a said 2m annulus is arranged vertically; The annulus that the transverse magnetic flux rotor tooth 6-2-1 of adjacent two transverse magnetic flux unit 6-2 the forms 1/m shared space angle of transverse magnetic flux rotor tooth spacing d doubly that staggers.
Modulate through transverse magnetic flux rotor 6 in the magnetic field that electric current among the first stator winding 5-2 of first stator 5 produces, and makes the m on the first stator core 5-1 surface of first stator 5 induce the magnetic pole of a plurality of circumferencial directions distributions in the bottom surface of m transverse magnetic flux unit 6-2 to the magnetic pole of axial arranging.
Brushless-fed compound machine of the present invention is supplied power to first stator 5 and second stator 8 respectively through two power supplys of different frequency; Winding on second stator 8 produces a rotating magnetic field, drags first p-m rotor 1 in the same way with the speed rotation; Whole first stator 5 forms the annular magnetic pole that m changes alternating polarity; Modulate through transverse magnetic flux rotor 6 in annular magnetic pole magnetic field; Form the magnetic pole of the alternating polarity variation of a plurality of circumferencial directions distributions at transverse magnetic flux rotor 6 inner surfaces; Produce rotation relatively between the principle transverse magnetic flux rotor of inhaling mutually according to homopolar-repulsion, heteropole 6 and first p-m rotor 1, so just formed the speed discrepancy between the transverse magnetic flux rotor 6 and first p-m rotor 1; Electromagnetic torque between the transverse magnetic flux rotor 6 and first p-m rotor 1 is an equal and opposite in direction, in the opposite direction; Can on first p-m rotor 1, can just can bear by additional electromagnetic torque after 8 energisings of second stator, so just form the torque differences between the transverse magnetic flux rotor 6 and first p-m rotor 1.
When of the present invention laterally-when the brushless composite permanent magnet motor of axial flux structure is applied in the hybrid vehicle; Can it be installed between engine and the main reducing gear; Electric current through regulating the second stator winding 8-2 can provide variable torque differences; Through regulating the frequency of supply of the first stator winding 5-2 and the second stator winding 8-2, variable speed discrepancy can be provided simultaneously.Actual road conditions need automobile engine that the rotating speed and the torque of continuous variation are provided.
The difference of embodiment two, this execution mode and execution mode one is that the first stator winding 5-2 and the second stator winding 8-2 all adopt star connection or dihedral to connect method, and other is identical with execution mode one.
The difference of embodiment three, this execution mode and execution mode one is; The second stator core 8-1 is an annular; Have a plurality of grooves on its inner surface; The axial line that the open centre line of said a plurality of grooves all centers on second stator 8 evenly distributes, and the second stator winding 8-2 is embedded in the said groove; The outer surface of second p-m rotor 7 is fixed with a plurality of second rotor permanent magnets 7-1; Said a plurality of second rotor permanent magnets 7-1 along the circumferential direction evenly distributes; The said second rotor permanent magnets 7-1 radially magnetizes; And the magnetizing direction of adjacent two second rotor permanent magnets 7-1 is opposite, and other is identical with execution mode one.
The difference of embodiment four, this execution mode and execution mode three is, the second rotor permanent magnets 7-1 embeds in the outer surface of second p-m rotor 7 or is fixed on the outer surface of said second p-m rotor 7, and other is identical with execution mode three.
The difference of embodiment five, this execution mode and execution mode one is that bottom surface, end face and the longitudinal section of transverse magnetic flux rotor tooth 6-2-1 are polygons, and other is identical with execution mode one.
The difference of embodiment six, this execution mode and execution mode one is that the bottom surface of transverse magnetic flux rotor tooth 6-2-1 and end face are the axial symmetry polygons, and other is identical with execution mode one.
The difference of embodiment seven, this execution mode and execution mode one is that bottom surface, end face and the longitudinal section of the first rotor permanent magnet 1-2-2 are polygons, and other is identical with execution mode one.
The difference of embodiment eight, this execution mode and execution mode one is that the bottom surface of the first rotor permanent magnet 1-2-2 and end face can be the axial symmetry polygons, and other is identical with execution mode one.
The difference of embodiment nine, this execution mode and execution mode one is that the first rotor permanent magnet 1-2-2 is flat magnetic pole or magneticfocusing magnetic pole, and other is identical with execution mode one.
Claims (9)
1. laterally-the brushless composite permanent magnet motor of radial flux structure; It comprises housing (4) and end cap (3); The two ends of housing (4) are provided with end cap (3), it is characterized in that, in housing (4), are set side by side with transverse magnetic flux double-rotor machine and torque adjustment motor radially; Said transverse magnetic flux double-rotor machine comprises first stator (5), transverse magnetic flux rotor (6), first p-m rotor (1), p-m rotor output shaft (2) and transverse magnetic flux rotor of output shaft axle (9); Said radially torque adjustment motor comprises second stator (8) and second p-m rotor (7), and transverse magnetic flux rotor of output shaft axle (9) conduct simultaneously is the armature spindle of torque adjustment motor radially
Second stator (8) of said radially torque adjustment motor is fixed on the madial wall of housing (4); Second p-m rotor (7) is fixed on the transverse magnetic flux rotor of output shaft axle (9); Between second stator (8) and second p-m rotor (7) air gap is arranged radially, said width of air gap is L3; Second stator (8) is made up of second stator winding (8-2) and second stator core (8-1);
First stator (5) of said transverse magnetic flux double-rotor machine is fixed on the madial wall of housing (4); First p-m rotor (1) is fixed on the p-m rotor output shaft (2); Transverse magnetic flux rotor (6) is positioned between first stator (5) and first p-m rotor (1); Said transverse magnetic flux rotor (6) is fixed on the transverse magnetic flux rotor of output shaft axle (9), and said transverse magnetic flux rotor (6) is rotationally connected through bearing and p-m rotor output shaft (2); Between transverse magnetic flux rotor (6) and first stator (5) air gap is arranged, said width of air gap is L1; Between said transverse magnetic flux rotor (6) and first p-m rotor (1) air gap is arranged, said width of air gap is L2;
First stator (5) is closely rearranged by m the identical facies unit of structure vertically; Each facies unit constitutes by first stator core (5-1) and first stator winding (5-2); The cross section of each first stator core (5-1) is " recessed " font, and the opening surface of " recessed " font is to horizontal magnetic flux rotor (6), and first stator winding (5-2) is embedded in the opening of said " recessed " font;
Transverse magnetic flux rotor (6) is made up of support section (6-1) and m transverse magnetic flux unit (6-2), and each transverse magnetic flux unit (6-2) contains n to transverse magnetic flux rotor tooth (6-2-1), and all transverse magnetic flux rotor tooths (6-2-1) are fixed on the support section (6-1); M transverse magnetic flux unit (6-2) is evenly arranged along the axial, and each transverse magnetic flux unit (6-2) respectively with first stator (5) in a facies unit corresponding,
The n of each transverse magnetic flux unit (6-2) to transverse magnetic flux rotor tooth (6-2-1) be divided into parallel about two row, every row transverse magnetic flux rotor tooth (6-2-1) along circumference evenly distribute form circular; Spacing in the same column between adjacent two transverse magnetic flux rotor tooths (6-2-1) is d, and corresponding two the transverse magnetic flux rotor tooths in position (6-2-1) are positioned on same the bus of transverse magnetic flux rotor (6) in two row, and forms a pair of utmost point of transverse magnetic flux rotor (6); Two annulus that two row transverse magnetic flux rotor tooths (6-2-1) in each transverse magnetic flux unit (6-2) are formed along circumference align respectively with the both sides projection of " recessed " font opening of corresponding first stator core in position (5-1);
Adjacent transverse magnetic current element (6-2) the 1/m shared space angle of adjacent two the transverse magnetic flux rotor tooths of same column (6-2-1) spacing d doubly that along the circumferential direction staggers;
First p-m rotor (1) is made up of first p-m rotor (1-1) unshakable in one's determination and m first permanent magnet unit (1-2); The external peripheral surface of first p-m rotor (1-1) unshakable in one's determination is provided with m permanent magnet unit (1-2); M permanent magnet unit (1-2) evenly distributes vertically; And each permanent magnet unit (1-2) is corresponding with a transverse magnetic flux unit (6-2)
Each permanent magnet unit (1-2) is provided with m the first rotor (1-2-1) unshakable in one's determination and 2n to the first rotor permanent magnet (1-2-2); Said 2n to the first rotor permanent magnet (1-2-2) be divided into parallel about two row, the first rotor permanent magnet (1-2-2) in every row along circumference evenly distribute form circular; The corresponding the first rotor permanent magnet in position (1-2-2) is positioned on same the bus of first p-m rotor (1) in two row, and forms a pair of utmost point of first p-m rotor (1); Two annulus that two row the first rotor permanent magnets (1-2-2) in each permanent magnet unit (1-2) are formed along circumference align the shape of the first rotor permanent magnet (1-2-2) end face and transverse magnetic flux rotor tooth (6-2-1) bottom surface, measure-alike respectively with two annulus that two row transverse magnetic flux rotor tooths (6-2-1) in the corresponding transverse magnetic flux unit, position (6-2) are formed along circumference; Said the first rotor permanent magnet (1-2-2) radially magnetizes, and the magnetizing direction of every pair of two the first rotor permanent magnets (1-2-2) in extremely is opposite, and the magnetizing direction of the adjacent two the first rotor permanent magnets of same column (1-2-2) is also opposite; The first rotor permanent magnet (1-2-2) embeds in the outer surface of the first rotor (1-2-1) unshakable in one's determination or is fixed on the outer surface of the first rotor iron core (1-2-1); The shared space angle of spacing of adjacent two the first rotor permanent magnets of same column (1-2-2), half the for adjacent two the shared space angles of transverse magnetic flux rotor tooth (6-2-1) spacing d of same column in the transverse magnetic flux rotor (6);
Said m and n are the integer greater than 0.
2. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that first stator winding (5-2) and second stator winding (8-2) all adopt star connection or dihedral to connect method.
3. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure; It is characterized in that; Second stator core (8-1) is an annular; Have a plurality of grooves on its inner surface, the axial line that the open centre line of said a plurality of grooves all centers on second stator (8) evenly distributes, and second stator winding (8-2) is embedded in the said groove; The outer surface of second p-m rotor (7) is fixed with a plurality of second rotor permanent magnets (7-1); Said a plurality of second rotor permanent magnets (7-1) along the circumferential direction evenly distributes; The said second rotor permanent magnets (7-1) radially magnetizes, and the magnetizing direction of adjacent two second rotor permanent magnets (7-1) is opposite.
4. according to claim 3 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that the second rotor permanent magnets (7-1) embeds in the outer surface of second p-m rotor (7) or is fixed on the outer surface of said second p-m rotor (7).
5. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that bottom surface, end face and the longitudinal section of transverse magnetic flux rotor tooth (6-2-1) are polygons.
6. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that the bottom surface of transverse magnetic flux rotor tooth (6-2-1) and end face are the axial symmetry polygons.
7. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that bottom surface, end face and the longitudinal section of the first rotor permanent magnet (1-2-2) are polygons.
8. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that the bottom surface of the first rotor permanent magnet (1-2-2) and end face can be the axial symmetry polygons.
9. according to claim 1 laterally-the brushless composite permanent magnet motor of radial flux structure, it is characterized in that the first rotor permanent magnet (1-2-2) is flat magnetic pole or magneticfocusing magnetic pole.
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| CN 201110365248 CN102361380B (en) | 2011-11-17 | 2011-11-17 | Transverse-radial magnetic flux structure brushless combined type permanent magnet motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835769A (en) * | 2012-11-22 | 2014-06-04 | 袁丽君 | Novel steam turbine |
| CN104836398A (en) * | 2015-05-26 | 2015-08-12 | 哈尔滨工业大学 | Rotor magnetic concentrating double-stator transverse magnetic field permanent magnet synchronous motor |
| CN105553202A (en) * | 2016-03-04 | 2016-05-04 | 重庆大学 | Multi-stage stator/rotor combined motor |
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| CN1972078A (en) * | 2006-10-31 | 2007-05-30 | 哈尔滨工业大学 | Composite permanent magnet motor with shaft radial-radical magnetic flux structure |
| CN1980005A (en) * | 2006-11-08 | 2007-06-13 | 哈尔滨工业大学 | Axial-radial, axial flux structural composite permanent-magnet motor |
| CN101127463A (en) * | 2007-07-13 | 2008-02-20 | 哈尔滨工业大学 | Compound permanent magnetic electromotor for axis radial -axis radial magnetic pass structure |
| JP2010213509A (en) * | 2009-03-11 | 2010-09-24 | Univ Of Fukui | Horizontal magnetic flux type synchronous machine |
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| CN1972078A (en) * | 2006-10-31 | 2007-05-30 | 哈尔滨工业大学 | Composite permanent magnet motor with shaft radial-radical magnetic flux structure |
| CN1980005A (en) * | 2006-11-08 | 2007-06-13 | 哈尔滨工业大学 | Axial-radial, axial flux structural composite permanent-magnet motor |
| CN101127463A (en) * | 2007-07-13 | 2008-02-20 | 哈尔滨工业大学 | Compound permanent magnetic electromotor for axis radial -axis radial magnetic pass structure |
| JP2010213509A (en) * | 2009-03-11 | 2010-09-24 | Univ Of Fukui | Horizontal magnetic flux type synchronous machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835769A (en) * | 2012-11-22 | 2014-06-04 | 袁丽君 | Novel steam turbine |
| CN103835769B (en) * | 2012-11-22 | 2018-12-28 | 芜湖文青机械设备设计有限公司 | steam turbine |
| CN104836398A (en) * | 2015-05-26 | 2015-08-12 | 哈尔滨工业大学 | Rotor magnetic concentrating double-stator transverse magnetic field permanent magnet synchronous motor |
| CN104836398B (en) * | 2015-05-26 | 2017-03-29 | 哈尔滨工业大学 | Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor |
| CN105553202A (en) * | 2016-03-04 | 2016-05-04 | 重庆大学 | Multi-stage stator/rotor combined motor |
| CN105553202B (en) * | 2016-03-04 | 2018-11-23 | 重庆大学 | Multistage stator and rotor combination type motor |
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