CN106602829A - Five-phase strong fault-tolerant permanent magnet motor for automobile - Google Patents
Five-phase strong fault-tolerant permanent magnet motor for automobile Download PDFInfo
- Publication number
- CN106602829A CN106602829A CN201710026732.1A CN201710026732A CN106602829A CN 106602829 A CN106602829 A CN 106602829A CN 201710026732 A CN201710026732 A CN 201710026732A CN 106602829 A CN106602829 A CN 106602829A
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- Prior art keywords
- poles
- phase
- stator
- armature winding
- permanent magnet
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/38—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/02—Details
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a five-phase strong fault-tolerant permanent magnet motor for an automobile. The motor at least comprises stator iron cores, an N-pole permanent magnet, a rotor core, an armature winding, a shaft and motor housing. 10 stator iron cores are uniformly fixed at the inner side of the motor housing, the stator iron cores are n-shaped, and each stator iron core has two stator poles; the rotor core has 18 uniformly distributed convex poles; the polar distance of the two stator poles of the same stator core is equal to the polar distance of the rotor poles, the width of the rotor pole is the half of the width of the polar distance of the rotor poles, and the width of each stator pole is 4/5 times of the width of each rotor poles; and each stator pole is wound with a centralized armature winding, and the winding directions of the armature windings of the two poles on the same stator iron core are opposite and the phases of the armature windings of the two poles on the same stator iron core are the same. The five-phase strong fault-tolerant permanent magnet motor for the automobile has a five-phase winding, when one of the five phases in the motor winding has faults, the other phases can continuously operate, and a novel stator structure is employed to separate from the faults of the motor so as to ensure the stable operation of the motor in the condition of the local faults.
Description
Technical field
The present invention relates to automobile belongs to tractor and special vehicle technical field with five phase strong fault tolerance magnetoes.
Background technology
As global warming and energy problem are increasingly serious, the exploitation of new-energy automobile is subject to national governments, automobile
Manufacturer and the great attention of scientific research institutions, it is numerous and confused to formulate electric automobile research plan, start the electric automobile in global range
Exploitation upsurge.Magneto due to its simple structure, efficiency high, etc. series of advantages be subject to industry extensive concern.
It is well known that the operating mode complexity of running car result in the parts used on automobile be required for it is stronger fault-tolerant
Ability, particularly as this critical equipment of automobile motor is with greater need for there is powerful fault-tolerant ability.Well imagine, if run at high speed
Electric automobile its motor catastrophic failure inevitably result in extremely serious consequence.Multi-phase permanent motor have concurrently polyphase machine and
The advantage of magneto, torque density is high, design freedom is big, fault-tolerant operation ability is strong.Therefore, multi-phase permanent motor becomes and grinds
Study carefully focus, the power of its fault freedom more becomes the important evidence of inspection multi-phase permanent motor quality.
In presently disclosed technology, automobile motor species is various, and most of automobile motors are all magneto.
In close patent, the application for a patent for invention of Application No. 201310473608.1：Axial magnetic field permanent-magnet generator for automobile,
A kind of axial magnetic field permanent-magnet generator for automobile is proposed, is made up of electricity generation system, permanent magnet, rotor, drive end bearing bracket, rear end cap,
The quantity of electricity generation system it is equal with the quantity of permanent magnet and it is spaced be fixed by screws in the cover cavity of rear end it is same
On circumference, rotor is flange plate structure, and simple structure, rotary inertia are little, while non-carbonate slip ring structure, fault rate on motor
It is low.
The number of phases for increasing number of motor phases increase motor can effectively reduce the torque pulsation of motor, so many motors
The number of phases all selects more than three-phase.In polyphase machine, existing related application mainly has Application No.：201410011535.9
Application for a patent for invention：A kind of four cross streams starter-generators of high reliability, the motor of this application include end cap, stator, bearing,
Yoke, Exciting Windings for Transverse Differential Protection, position sensor and the rotor being made up of axle and pawl pole.Concentratred winding is installed in its stator poles, it is close
N stator coil of phase place is composed in series a phase, the annular connection successively of four phase stator winding head and the tail, then is connected on four phase bridge arms respectively
Midpoint.The motor mutually concentrates stator winding using four, and reliability is high, and can not only be used for electromotor using but also as electronic
Machine is used, but which has obvious difference in stator structure, rotor structure and operation principle.
The present invention proposes the advantage that automobile has concentrated polyphase machine and magneto with five phase strong fault tolerance magnetoes, adopts
Uniformly it is fixed on the inside of motor housing with the independent stator core of 10, each stator core there are two stator poles, each
Centralized armature winding is wound with stator poles all, in same stator core, the armature winding of two poles is around to contrary and phase place
It is identical.20 stator poles form 20/18 pole structure with 18 equally distributed convex poles in rotor core.Automobile of the present invention uses five
Phase strong fault tolerance magneto has five phase windings, and after wherein in machine winding is mutually broken down, remaining each phase can continue
Operation, and using new stator structure, electrical fault can be isolated, ensure that motor is remained in the case of local fault surely
It is fixed to run.
Applicant Jing is retrieved both at home and abroad at present, not yet retrieves automobile involved in the present invention with five phase strong fault tolerance magnetoes
Individual stator core and rotor pole formed 20/18 pole structure.
The content of the invention
Poor reliability, not easy-maintaining, efficiency low defect of the present invention for the presence of current automobile motor, it is proposed that one
Plant five phase strong fault tolerance magnetoes of automobile.
The present invention is adopted the following technical scheme that：
Automobile is with five phase strong fault tolerance magnetoes, it is characterised in that：
At least include stator core (1), N poles permanent magnet (2), rotor core (4), A phase armature winding (5), B phase armature winding
(6), C phases armature winding (7), D phase armature winding (8), E phase armature winding (9), axle (10) and motor housing；
The stator core (1) for having 10 is uniformly fixed on the inside of motor housing, and stator core (1) is in " n " shape and each is fixed
Sub- iron core (1) has two stator poles；
N poles permanent magnet (2) are fixed with the stator poles of stator core (1) counter clockwise direction side, all N poles permanent magnet (2) are all
Radially magnetize and magnetizing direction is consistent；
Rotor core (4) is with 18 equally distributed convex poles；
Two stator poles pole spans of same stator core (1) are equal to rotor pole pole span；
Be wound with centralized armature winding in each stator poles, the armature winding of upper two poles of same stator core (1) around
To contrary and phase place is identical, it is electric that each armature winding along the circumferential direction is divided into A phase armature winding (5), B phases according to phase place difference
Pivot winding (6), C phase armature winding (7), D phase armature winding (8) and E phase armature winding (9).
Automobile as above is with five phase strong fault tolerance magnetoes, it is characterised in that：
It is fixed with S poles permanent magnet (3) in the stator poles of stator core (1) clockwise direction side, S poles permanent magnet (3) magnetize
Direction is contrary with the magnetizing direction of N poles permanent magnet (2).
Automobile as above is with five phase strong fault tolerance magnetoes, it is characterised in that：
The half of a width of rotor pole pole span of rotor pole, wide 0.8 times of a width of rotor pole of stator poles.
Beneficial effects of the present invention are as follows：
(1) automobile of the present invention is located on stator with five phase strong fault tolerance permanent magnet of permanent magnet motor, facilitates motor radiating, simple structure,
Reliability is high；
(2) magneto of the present invention has five phase windings, and after wherein in machine winding is mutually broken down, remaining each phase can
To continue to run with；
(3) automobile of the present invention adopts new stator structure with five phase strong fault tolerance magnetoes, can isolate electrical fault, ensures
Motor remains to stable operation in the case of local fault；
(4) the magnetic linkage path of each winding of technology of the invention is short, and core loss is little, weight is little.
Description of the drawings
Fig. 1 is five phase strong fault tolerance magneto one embodiment of automobile of the present invention.Wherein：1st, stator core, 2, N poles
Permanent magnet, 4, rotor core, 5, A phase armature winding, 6, B phase armature winding, 7, C phase armature winding, 8, D phase armature winding, 9, E
Phase armature winding, 10, axle.
Fig. 2 is five second embodiment of phase strong fault tolerance magneto of automobile of the present invention.Wherein：1st, stator core, 2, N poles
Permanent magnet, 3, S poles permanent magnet, 4, rotor core, 5, A phase armature winding, 6, B phase armature winding, 7, C phase armature winding, 8, D phases
Armature winding, 9, E phase armature winding, 10, axle.
Fig. 3 is five phase strong fault tolerance magneto of automobile of the present invention, five phase magnetic linkage figure.
Specific embodiment
Below in conjunction with the accompanying drawings the invention is described in further details.
Fig. 1 is five phase strong fault tolerance magneto one embodiment of automobile of the present invention.Shown automobile is mutually held by force with five
Wrong magneto is by stator core (1), N poles permanent magnet (2), rotor core (4), A phase armature winding (5), B phase armature winding
(6), C phases armature winding (7), D phase armature winding (8), E phase armature winding (9), axle (10) and motor housing composition；Have 10
Individual stator core (1) is uniformly fixed on the inside of motor housing, and stator core (1) is in " n " shape and each stator core (1) has
Two stator poles；
N poles permanent magnet (2) are fixed with the stator poles of stator core (1) counter clockwise direction side, all N poles permanent magnet (2) are all
Radially magnetize and magnetizing direction is consistent；Rotor core (4) is with 18 equally distributed convex poles；Same stator core
(1) two stator poles pole spans are equal to rotor pole pole span, the half of a width of rotor pole pole span of rotor pole, a width of rotor pole of stator poles
Wide 0.8 times.
Be wound with centralized armature winding in each stator poles, the armature of upper two poles of same stator core (1) around
Around to contrary and phase place is identical, each armature winding along the circumferential direction is divided into A phase armature winding (5), B according to phase place difference to group
Phase armature winding (6), C phase armature winding (7), D phase armature winding (8) and E phase armature winding (9).
Fig. 2 is five second embodiment of phase strong fault tolerance magneto of automobile of the present invention.Stator core (1) is counterclockwise
N poles permanent magnet (2) are fixed with the stator poles of side, all N poles permanent magnet (2) are all radially magnetized and magnetizing direction is consistent；
S poles permanent magnet (3), the magnetizing direction of S poles permanent magnet (3) are fixed with the stator poles of stator core (1) clockwise direction side
It is contrary with the magnetizing direction of N poles permanent magnet (2).
Fig. 3 is five phase strong fault tolerance magneto of automobile of the present invention, five phase magnetic linkage figure.
It is operated the explanation of principle below to automobile proposed by the present invention with five phase strong fault tolerance magnetoes.
Automobile of the present invention produces magnetic field in the presence of permanent magnet with five phase strong fault tolerance magnetoes；Motor stator
Be made up of the stator core of 10, permanent magnet in each stator core produce magnetic field through the stator core, air gap and
Rotor pole can form an independent closed magnetic circuit.When on rotor, two raised rotor poles face the two of certain phase stator core
During individual stator poles, the magnetic resistance of the phase magnetic circuit is minimum, and in armature winding, magnetic flux and magnetic linkage are maximum, increases as rotor rotates the phase magnetic resistance
Greatly, magnetic linkage reduces；When rotor pole stagger completely the phase stator core two stator poles when, the magnetic resistance of the phase magnetic circuit is maximum, electricity
In pivot winding, magnetic flux and magnetic linkage are minimum.Then reduce as rotor rotates the phase magnetic resistance again again, magnetic linkage increase.It is reciprocal with this.By
In being reciprocal change in rotor relative motion through armature winding magnetic linkage, thus motor easily can realize electric energy and
The mutual conversion of mechanical energy.Automobile is divided into five phases according to phase place difference with each armature winding of five phase strong fault tolerance magnetoes,
Work independently per phase armature winding, even if wherein one mutually breaks down, remaining four phase also can normal work.
Meanwhile, each stator core and two rotor poles may make up the loop of magnetic circuit, therefore not have between each phase magnetic linkage
Linkage, each phase winding such as realize electric isolution, Magnetic isolation, are thermally isolated at the physical isolation.
Claims (3)
1. automobile is with five phase strong fault tolerance magnetoes, it is characterised in that：
At least include stator core (1), N poles permanent magnet (2), rotor core (4), A phase armature winding (5), B phase armature winding
(6), C phases armature winding (7), D phase armature winding (8), E phase armature winding (9), axle (10) and motor housing；
The stator core (1) for having 10 is uniformly fixed on the inside of motor housing, and stator core (1) is in " n " shape and each is fixed
Sub- iron core (1) has two stator poles；
N poles permanent magnet (2) are fixed with the stator poles of stator core (1) counter clockwise direction side, all N poles permanent magnet (2) are all
Radially magnetize and magnetizing direction is consistent；
Rotor core (4) is with 18 equally distributed convex poles；
Two stator poles pole spans of same stator core (1) are equal to rotor pole pole span；
Be wound with centralized armature winding in each stator poles, the armature of upper two stator poles of same stator core (1) around
Around to contrary and phase place is identical, each armature winding along the circumferential direction is divided into A phase armature winding (5), B according to phase place difference to group
Phase armature winding (6), C phase armature winding (7), D phase armature winding (8) and E phase armature winding (9).
2. automobile as claimed in claim 1 is with five phase strong fault tolerance magnetoes, it is characterised in that：
It is fixed with S poles permanent magnet (3) in the stator poles of stator core (1) clockwise direction side, S poles permanent magnet (3) magnetize
Direction is contrary with the magnetizing direction of N poles permanent magnet (2).
3. automobile as claimed in claim 1 is with five phase strong fault tolerance magnetoes, it is characterised in that：
The half of a width of rotor pole pole span of rotor pole, wide 0.8 times of a width of rotor pole of stator poles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710026732.1A CN106602829A (en) | 2017-01-14 | 2017-01-14 | Five-phase strong fault-tolerant permanent magnet motor for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710026732.1A CN106602829A (en) | 2017-01-14 | 2017-01-14 | Five-phase strong fault-tolerant permanent magnet motor for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106602829A true CN106602829A (en) | 2017-04-26 |
Family
ID=58585466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710026732.1A Pending CN106602829A (en) | 2017-01-14 | 2017-01-14 | Five-phase strong fault-tolerant permanent magnet motor for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106602829A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070152A (en) * | 2017-05-08 | 2017-08-18 | 史立伟 | A kind of five phase high reliability electric excitation generators |
| CN107425616A (en) * | 2017-05-08 | 2017-12-01 | 史立伟 | A kind of binary channels servomotor |
| CN109194076A (en) * | 2018-10-31 | 2019-01-11 | 山东理工大学 | A kind of electric car high reliability driving motor |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4095161A (en) * | 1975-06-13 | 1978-06-13 | Gerhard Berger Gmbh & Co. Fabrik Elektrischer Messgerate | Variable stepping-angle synchronous motor |
| JPH04344162A (en) * | 1991-05-20 | 1992-11-30 | Shinko Electric Co Ltd | Rotating pulse motor |
| WO1998024167A1 (en) * | 1996-11-29 | 1998-06-04 | Franc Tasner | Switched reluctance electric motor |
| CN201004595Y (en) * | 2006-12-06 | 2008-01-09 | 苏州扬名机电有限公司 | Deviated magnetic resistance electromotor for single protruding permanent magnetic chip |
| CN102570647A (en) * | 2012-02-13 | 2012-07-11 | 中国矿业大学 | Hybrid excitation flux reversal motor |
| CN102810964A (en) * | 2011-06-02 | 2012-12-05 | 三星电机株式会社 | Switched reluctance motor |
| CN103151859A (en) * | 2013-02-01 | 2013-06-12 | 东南大学 | Magnetic flow switched and surface-mounted type permanent magnet memory motor |
| CN203119729U (en) * | 2013-03-19 | 2013-08-07 | 济南吉美乐电源技术有限公司 | Wide-range-speed-control doubly salient hybrid excitation machine |
| CN104935095A (en) * | 2015-06-15 | 2015-09-23 | 西安交通大学 | U-shaped stator hybrid-excitation switch reluctance machine |
-
2017
- 2017-01-14 CN CN201710026732.1A patent/CN106602829A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4095161A (en) * | 1975-06-13 | 1978-06-13 | Gerhard Berger Gmbh & Co. Fabrik Elektrischer Messgerate | Variable stepping-angle synchronous motor |
| JPH04344162A (en) * | 1991-05-20 | 1992-11-30 | Shinko Electric Co Ltd | Rotating pulse motor |
| WO1998024167A1 (en) * | 1996-11-29 | 1998-06-04 | Franc Tasner | Switched reluctance electric motor |
| CN201004595Y (en) * | 2006-12-06 | 2008-01-09 | 苏州扬名机电有限公司 | Deviated magnetic resistance electromotor for single protruding permanent magnetic chip |
| CN102810964A (en) * | 2011-06-02 | 2012-12-05 | 三星电机株式会社 | Switched reluctance motor |
| CN102570647A (en) * | 2012-02-13 | 2012-07-11 | 中国矿业大学 | Hybrid excitation flux reversal motor |
| CN103151859A (en) * | 2013-02-01 | 2013-06-12 | 东南大学 | Magnetic flow switched and surface-mounted type permanent magnet memory motor |
| CN203119729U (en) * | 2013-03-19 | 2013-08-07 | 济南吉美乐电源技术有限公司 | Wide-range-speed-control doubly salient hybrid excitation machine |
| CN104935095A (en) * | 2015-06-15 | 2015-09-23 | 西安交通大学 | U-shaped stator hybrid-excitation switch reluctance machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070152A (en) * | 2017-05-08 | 2017-08-18 | 史立伟 | A kind of five phase high reliability electric excitation generators |
| CN107425616A (en) * | 2017-05-08 | 2017-12-01 | 史立伟 | A kind of binary channels servomotor |
| CN107425616B (en) * | 2017-05-08 | 2019-08-09 | 深圳供电局有限公司 | A kind of binary channels servo motor |
| CN109194076A (en) * | 2018-10-31 | 2019-01-11 | 山东理工大学 | A kind of electric car high reliability driving motor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170426 |