CN103219851A - Motor for automobile idle-free system - Google Patents
Motor for automobile idle-free system Download PDFInfo
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- CN103219851A CN103219851A CN2013101749484A CN201310174948A CN103219851A CN 103219851 A CN103219851 A CN 103219851A CN 2013101749484 A CN2013101749484 A CN 2013101749484A CN 201310174948 A CN201310174948 A CN 201310174948A CN 103219851 A CN103219851 A CN 103219851A
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Abstract
The invention provides a motor for an automobile idle-free system. The motor comprises a permanent magnet rotor, a stator, a power converter, an end cover, a position sensor and a belt wheel, and is characterized in that the number of stator poles is 12k, and the number of rotor poles is 2p; 2p is more than or equal to 10k and less than or equal to 14k; k and p are natural numbers; an included angle of 5-12 degrees is formed between the axial center line of the permanent magnet on the upper planes of the rotor poles and the axial direction of the motor; a stator coil is coiled on each of the 12k stator poles according to a concentrated winding coiling mode; a phase difference of the stator coils is 30 degrees per k; the stator coils with phase angles within every 30-degree sector are connected in series to form a phase of stator winding; three phases of stator windings with the phase difference of 120 degrees are connected together according to a star-shaped connection method to form two three-phase stator windings; and the other ends of the stator windings are connected with the three-phase power converter. The motor can run in a power generation manner and run in an electric manner and is suitable for a starting power generator of the idle-free system. An air gap magnetic field of the motor is closer to sine; the number of flux density harmonic components of a stator iron core is small; the iron consumption of the motor is low; the motor nearly does not have positioning torque, so that the electromagnetic vibration is small, and the noise is low; two windings form a dual-Y-shift 30-degree six-phase winding; higher harmonics are few; and the efficiency of the motor is high.
Description
Technical field
The present invention relates to a kind of automobile does not have the lost motion system motor, belongs to the electric motor of automobile technical field.
Background technology
It is that mean engine can not dally under the state of auto idle speed that automobile does not have lost motion system, kills engine automatically when that is to say auto idle speed, thereby reaches the purpose of saving fuel oil and reducing discharging.At present, the countries and regions that have have required engine idle to surpass 3 minutes must to close.The no lost motion system motor of bringing into use both at home and abroad at present mainly contains two classes, one class is to utilize traditional automobile start system and power-supply system transformation, prolong the life-span of starting system by material and structure, increase generator and the battery capacity of improving starter, because this starter has carbon brush and current-collector, therefore the no lost motion system of this type still exists too short problem of life-span at present, and during the starting of this starter can and the flywheel of engine mesh, noise is big; The no lost motion system of another type realizes by the belt-type starter-generator, this belt-type starter-generator has been realized the integrated of starter and generator, has improved stock utilization, and starting system does not have carbon brush and current-collector, life-span is long, is the development trend that automobile does not have lost motion system therefore.The invention discloses a kind of automobile does not have the lost motion system magneto, has advantages such as generating efficiency height, harmonic wave are few.
In prior art, the patent of invention of authorizing: ZL200780042653.4, a kind of hybrid engine assist system for vehicle, comprise a converter that is connected with the three-phase power terminal of generator motor and whirler by distribution, under the situation that the electricity generation and electromotion pusher side connects, the described three-phase alternating current that generator motor is produced converts direct current to, with situation that the rotation pusher side is connected under, the direct current of battery is converted to three-phase alternating current, supplies with to whirler.Application number is 201110441696.8 Chinese invention patent: a kind of new type auto start stop system, this system is by mechanical automatic gearbox AMT(120) realize engine auto extinguishing and engage a gear and starting automatically, whether described automatic start-stop system uses air-conditioning, starter motor heating situation, gas pedal and brake signal to determine whether to enable the automatic start-stop function according to the driver.The Chinese invention patent of bulletin: engine intelligent start stop system and be used for the intelligent start and stop method application number of automobile: 201110306317.4, provide a kind of engine intelligent start stop system and be used for the intelligent start and stop method of automobile.This system comprises: first switch, be used to control the intelligent sensing control unit of the first switch motor control module, second switch and control second switch; Wherein, first switch and second switch are in series with the control starter, if clutch is that complete released state or gearbox are the neutral state, then the intelligent sensing control unit makes the second switch closure; Otherwise the intelligent sensing control unit disconnects second switch.
Above patent has provided automobile or hybrid vehicle does not have the operation control principle of lost motion system, but does not relate to the motor that a kind of suitable no lost motion system is used.And motor is as a critical component of no lost motion system, and its performance directly has influence on the actual efficiency and the reliability of no lost motion system.Motor windings of the present invention is that novel fractional-slot is concentrated winding, and its end is shorter, and copper loss is less; Because this motor permanent magnetism magnetic pole adopts the oblique utmost point, so the more approaching sine of air-gap field, its mmf harmonics is few, and the iron loss of motor is few, and electric and magnetic oscillation is little, and noise is low; Two cover windings of motor have been formed two Y and have been moved 30 ° of six phase winding, and its output waveform harmonic component is few, and the location torque of motor is little.
Summary of the invention
The purpose of this invention is to provide the no lost motion system motor that a kind of power density is big, generating efficiency is high, torque pulsation is little, noise is low.Specifically:
A kind of automobile does not have the lost motion system motor, comprise the rotor that constitutes by axle, rotor core, permanent magnet, pole shoe, non-magnetic conduction screw, the stator and power inverter, front end housing, rear end cap, position transducer, bearing and the belt pulley etc. that constitute by stator core, coil windings, it is characterized in that: stator poles is 12k, the rotor number of poles is 2p, and meet 10k≤2p≤14k, k, p are natural number; The permanent magnet that has pole shoe all is installed on each rotor pole, pole shoe is positioned at the periphery of permanent magnet, permanent magnet and pole shoe are with non-magnetic conduction screw, permanent magnet is the plane permanent magnetic body, the composition surface of rotor core and permanent magnet also is the plane, have certain angle between permanent magnet longitudinal center line and the motor axial direction, and angle is between 5 ° to 12 °; Be tied with a stator coil respectively by concentrated winding canoe on 12k the stator poles, the phase difference of each stator coil is 30 °/k, the phase angle is at [0 °, 30 °) k stator coil series connection of sector again with the phase angle at [180 °, 210 °) k stator coil differential concatenation of sector form A phase stator winding, the phase angle is at [30 °, 60 °) k stator coil series connection of sector again with the phase angle at [210 °, 240 °) k stator coil differential concatenation of sector form D phase stator winding, the phase angle is at [240 °, 270 °) k stator coil series connection of sector again with the phase angle at [60 °, 90 °) k stator coil differential concatenation of sector form B phase stator winding, the phase angle is at [270 °, 300 °) k stator coil series connection of sector again with the phase angle at [90 °, 120 °) k stator coil differential concatenation of sector form F phase stator winding, the phase angle is at [120 °, 150 °) k stator coil series connection of sector again with the phase angle at [300 °, 330 °) k stator coil differential concatenation of sector form B phase stator winding, the phase angle is at [150 °, 180 °) k stator coil series connection of sector again with the phase angle at [330 °, 0 °) k stator coil differential concatenation of sector form E phase stator winding, the A phase stator winding that the phase phasic difference is 120 °, B phase stator winding and C an end of stator winding mutually are connected on one by star connection and form the first threephase stator winding, and phase place and A stator winding mutually differ 30 ° D phase stator winding, phase place and B stator winding mutually differ a end that 30 ° E phase stator winding and phase place and C phase stator winding differ 30 ° F phase stator winding and also are connected on one by star connection and form the second threephase stator winding; The mid point of another termination power inverter first brachium pontis of A phase stator winding, D phase stator winding, the mid point of another termination power inverter second brachium pontis of B phase stator winding, E phase stator winding, the mid point of another termination power inverter the 3rd brachium pontis of C phase stator winding, F phase stator winding; When needing automobile not have lost motion system to work, engine can stop idle running to save fuel oil; When no lost motion system stops, when needing car engine start, described motor utilizes position transducer detection position and controlled device control commutation, changes electric motor state work into, pilots engine; After the car engine start, described motor switches to the work of generator state, and the electricity that is sent charges a battery after by the Voltage stabilizing module voltage stabilizing or electricity supply and use equipment uses.
According to above technical scheme, with respect to prior art, the present invention has following beneficial effect:
1. motor windings of the present invention is that novel fractional-slot is concentrated winding, and therefore its end is short has saved a large amount of copper materials, and reduces that the motor feels hot, improves electric efficiency;
2. because this motor permanent magnetism magnetic pole adopts the suitable oblique utmost point of angle, thus the more approaching sine of air-gap field, the close harmonic component of the magnetic of stator core is few, and the iron loss of motor is little, the electric efficiency height;
3. after the permanent magnetism magnetic pole of motor adopted tiltedly extremely, its mmf harmonics was few, and motor does not almost have location torque, and the electric and magnetic oscillation of motor is little, and noise is low;
4. two of motor cover windings have been formed two Y and have been moved 30 ° of six phase winding, can effectively reduce high order harmonic component, improve electric efficiency, and improve the motor power-carrying;
5. each stator tooth outside of Fa Ming motor has only a coil, and the copper factor height has enlarged air-gap diameter, has improved power of motor density;
6. the magnetic pole of Fa Ming motor adopts the plane permanent magnetic body, can use the line cutting to make, than traditional circular arc type permanent magnet low cost of manufacture.
Description of drawings
Fig. 1 is that automobile of the present invention does not have lost motion system motor catenation principle figure, wherein: 1, the first threephase stator winding; 2, the second threephase stator winding; 3, power inverter; 4, Voltage stabilizing module; 5, change over switch.
Fig. 2 is that automobile of the present invention does not have lost motion system motor structural representation, wherein: 1, axle; 2, bearing; 3, rear end cap; 4, power inverter; 5, nut; 6, rotor core; 7, permanent magnet; 8, pole shoe; 9, stator core; 10, stator winding; 11, front end housing; 12, catching plate; 13, position transducer; 14, belt pulley.
Fig. 3 is the structural representation of rotor of the present invention plane magnet steel, wherein: 1, rotor core; 2, plane permanent magnetic body; 3, non-magnetic conduction screw; 4, pole shoe.
Fig. 4 is that motor stator number of poles of the present invention is 12 o'clock potential vector figure.
Fig. 5 is that motor stator number of poles of the present invention is 24 o'clock potential vector figure.
Fig. 6 is motor rule of the present invention and skewed-rotor schematic diagram.
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Embodiment
Fig. 1 is that automobile of the present invention does not have lost motion system motor catenation principle figure;
In the winding A phase stator winding, B phase stator winding and the C of 120 ° of phase phasic differences mutually an end of stator winding be connected on one by star connection and form the first threephase stator winding, phase place and A stator winding mutually differ 30 ° D phase stator winding, phase place and B phase stator winding and differ a end that 30 ° E phase stator winding and phase place and C phase stator winding differ 30 ° F phase stator winding and also be connected on one by star connection and form the second threephase stator winding; The mid point of another termination power inverter first brachium pontis of A phase stator winding, D phase stator winding, the mid point of another termination power inverter second brachium pontis of B phase stator winding, E phase stator winding, the mid point of another termination power inverter the 3rd brachium pontis of C phase stator winding, F phase stator winding; When needing automobile not have lost motion system to work, engine can stop idle running to save fuel oil; When no lost motion system stops, when needing car engine start, described motor utilizes position transducer detection position and controlled device control commutation, changes electric motor state work into, pilots engine; After the car engine start, described motor switches to the work of generator state, and the electricity that is sent charges a battery after by the Voltage stabilizing module voltage stabilizing or electricity supply and use equipment uses.
Fig. 2 is that automobile of the present invention does not have lost motion system motor structural representation; The motor of invention comprises the rotor that is made of axle, rotor core, permanent magnet, pole shoe, non-magnetic conduction screw, the stator and power inverter, front end housing, rear end cap, position transducer, bearing and the belt pulley etc. that are made of stator core, coil windings.
Fig. 3 is the structural representation of rotor of the present invention plane magnet steel; As can be seen from the figure, the permanent magnet that has pole shoe is installed all on each rotor pole, pole shoe is positioned at the outside of permanent magnet, and permanent magnet and pole shoe utilize non-magnetic conduction screw, and permanent magnet is the plane permanent magnetic body.
Fig. 4 is that motor stator number of poles of the present invention is 12 o'clock potential vector figure; When stator poles is 12, current potential angle between the potential vector of each coil of motor is 30 °, stator coil A forms A stator winding mutually with stator coil-A differential concatenation, stator coil B forms B stator winding mutually with stator coil-B differential concatenation, stator coil C is formed C stator winding mutually with stator coil-C differential concatenation, stator coil D forms D stator winding mutually with stator coil-D differential concatenation, stator coil E forms E stator winding mutually with stator coil-E differential concatenation, stator coil F forms F stator winding mutually with stator coil-F differential concatenation, the A phase stator winding that the phase phasic difference is 120 °, B phase stator winding and C an end of stator winding mutually are connected on one by star connection and form the first threephase stator winding, and phase place and A stator winding mutually differ 30 ° D phase stator winding, phase place and B stator winding mutually differ a end that 30 ° E phase stator winding and phase place and C phase stator winding differ 30 ° F phase stator winding and also are connected on one by star connection and form the second threephase stator winding.
Fig. 5 is that motor stator number of poles of the present invention is 24 o'clock potential vector figure.When stator poles is 24, current potential angle between the potential vector of each coil of motor is 15 °, the phase angle is at [0 °, 30 °) 2 stator coils series connection of sector again with the phase angle at [180 °, 210 °) 2 stator coil differential concatenations of sector form A phase stator winding, the phase angle is at [30 °, 60 °) 2 stator coils series connection of sector again with the phase angle at [210 °, 240 °) 2 stator coil differential concatenations of sector, sector form D phase stator winding, the phase angle is at [240 °, 270 °) 2 stator coils series connection of sector again with the phase angle at [60 °, 90 °) 2 stator coil differential concatenations of sector form B phase stator winding, the phase angle is at [270 °, 300 °) 2 stator coils series connection of sector again with the phase angle at [90 °, 120 °) 2k stator coil differential concatenation of sector form F phase stator winding, the phase angle is at [120 °, 150 °) 2 stator coils series connection of sector again with the phase angle at [300 °, 330 °) 2 stator coil differential concatenations of sector form B phase stator winding, the phase angle is at [150 °, 180 °) 2 stator coils series connection of sector again with the phase angle at [330 °, 0 °) 2 stator coil differential concatenations form E phase stator winding, the A phase stator winding that the phase phasic difference is 120 °, B phase stator winding and C an end of stator winding mutually are connected on one by star connection and form the first threephase stator winding, and phase place and A stator winding mutually differ 30 ° D phase stator winding, phase place and B stator winding mutually differ a end that 30 ° E phase stator winding and phase place and C phase stator winding differ 30 ° F phase stator winding and also are connected on one by star connection and form the second threephase stator winding.
Fig. 6 is motor rule of the present invention and skewed-rotor schematic diagram; Motor stator number of poles 12k=24 among the figure, k=2; Rotor number of poles 2p=22, p=11 meets 10k≤2p≤14k.Have certain angle between permanent magnet longitudinal center line and the motor axial direction, and angle is between 5 ° to 12 °; Be tied with a stator coil respectively by concentrated winding canoe on 24 stator poles, the phase difference of each stator coil is 15 °, the phase angle differs 15 ° the 1st stator coil, the series connection of the 2nd stator coil, again with the 13rd stator coil, the 14th stator coil differential concatenation is formed A phase stator winding, the phase angle differs 15 ° the 3rd stator coil, the series connection of the 4th stator coil, again with the 15th stator coil, the 16th stator coil differential concatenation is formed D phase stator winding, the phase angle differs 15 ° the 1st stator coil, the series connection of the 2nd stator coil, again with the 13rd stator coil, the 14th stator coil differential concatenation is formed A phase stator winding, the phase angle differs 15 ° the 1st stator coil, the series connection of the 2nd stator coil, again with the 13rd stator coil, the 14th stator coil differential concatenation is formed A phase stator winding, the phase angle differs 15 ° the 1st stator coil, the series connection of the 2nd stator coil is again with the 13rd stator coil, the 14th stator coil differential concatenation is formed A phase stator winding; The A phase stator winding that the phase phasic difference is 120 °, B phase stator winding and C an end of stator winding mutually are connected on one by star connection and form the first threephase stator winding, and phase place and A stator winding mutually differ 30 ° D phase stator winding, phase place and B phase stator winding and differ a end that 30 ° E phase stator winding and phase place and C phase stator winding differ 30 ° F phase stator winding and also be connected on one by star connection and form the second threephase stator winding.
Claims (1)
1. an automobile does not have the lost motion system motor, comprise the rotor that constitutes by axle, rotor core, permanent magnet, pole shoe, non-magnetic conduction screw, the stator and power inverter, front end housing, rear end cap, position transducer, bearing and the belt pulley etc. that constitute by stator core, coil windings, it is characterized in that: stator poles is 12k, the rotor number of poles is 2p, and meet 10k≤2p≤14k, k, p are natural number; The permanent magnet that has pole shoe all is installed on each rotor pole, pole shoe is positioned at the periphery of permanent magnet, permanent magnet and pole shoe are with non-magnetic conduction screw, permanent magnet is the plane permanent magnetic body, the composition surface of rotor core and permanent magnet also is the plane, have certain angle between permanent magnet longitudinal center line and the motor axial direction, and angle is between 5 ° to 12 °; Be tied with a stator coil respectively by concentrated winding canoe on 12k the stator poles, the phase difference of each stator coil is 30 °/k, the phase angle is at [0 °, 30 °) k stator coil series connection of sector again with the phase angle at [180 °, 210 °) k stator coil differential concatenation of sector form A phase stator winding, the phase angle is at [30 °, 60 °) k stator coil series connection of sector again with the phase angle at [210 °, 240 °) k stator coil differential concatenation of sector form D phase stator winding, the phase angle is at [240 °, 270 °) k stator coil series connection of sector again with the phase angle at [60 °, 90 °) k stator coil differential concatenation of sector form B phase stator winding, the phase angle is at [270 °, 300 °) k stator coil series connection of sector again with the phase angle at [90 °, 120 °) k stator coil differential concatenation of sector form F phase stator winding, the phase angle is at [120 °, 150 °) k stator coil series connection of sector again with the phase angle at [300 °, 330 °) k stator coil differential concatenation of sector form B phase stator winding, the phase angle is at [150 °, 180 °) k stator coil series connection of sector again with the phase angle at [330 °, 0 °) k stator coil differential concatenation of sector form E phase stator winding, the A phase stator winding that the phase phasic difference is 120 °, B phase stator winding and C an end of stator winding mutually are connected on one by star connection and form the first threephase stator winding, and phase place and A stator winding mutually differ 30 ° D phase stator winding, phase place and B stator winding mutually differ a end that 30 ° E phase stator winding and phase place and C phase stator winding differ 30 ° F phase stator winding and also are connected on one by star connection and form the second threephase stator winding; The mid point of another termination power inverter first brachium pontis of A phase stator winding, D phase stator winding, the mid point of another termination power inverter second brachium pontis of B phase stator winding, E phase stator winding, the mid point of another termination power inverter the 3rd brachium pontis of C phase stator winding, F phase stator winding; When needing automobile not have lost motion system to work, engine can stop idle running to save fuel oil; When no lost motion system stops, when needing car engine start, described motor utilizes position transducer detection position and controlled device control commutation, changes electric motor state work into, pilots engine; After the car engine start, described motor switches to the work of generator state, and the electricity that is sent charges a battery after by the Voltage stabilizing module voltage stabilizing or electricity supply and use equipment uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310174948.4A CN103219851B (en) | 2013-05-14 | 2013-05-14 | Motor for automobile idle-free system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310174948.4A CN103219851B (en) | 2013-05-14 | 2013-05-14 | Motor for automobile idle-free system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103219851A true CN103219851A (en) | 2013-07-24 |
| CN103219851B CN103219851B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310174948.4A Expired - Fee Related CN103219851B (en) | 2013-05-14 | 2013-05-14 | Motor for automobile idle-free system |
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| Country | Link |
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| CN (1) | CN103219851B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887916A (en) * | 2016-12-04 | 2017-06-23 | 浙江达可尔汽车电子科技有限公司 | The automobile phase starting-generating all-in-one of belt driven type six |
| CN110492825A (en) * | 2014-01-13 | 2019-11-22 | 奥的斯电梯公司 | Delivery system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080442A (en) * | 1992-06-13 | 1994-01-05 | 福州大学 | Electric circuit for high-efficiency ac generator of vehicle |
| CN2935612Y (en) * | 2006-06-22 | 2007-08-15 | 江苏超力电器有限公司 | Electric power-assisted steering permanent-magnet brushless DC motor for automobile |
| CN101527469A (en) * | 2009-04-22 | 2009-09-09 | 湖南大学 | Automobile Lundell motor AC-generator |
| CN101535611A (en) * | 2006-11-15 | 2009-09-16 | 三菱电机株式会社 | Hybrid engine assist system for vehicle |
| CN101986514A (en) * | 2010-12-09 | 2011-03-16 | 江西泰豪特种电机有限公司 | Six-phase winding of small high-speed permanent magnet motor |
-
2013
- 2013-05-14 CN CN201310174948.4A patent/CN103219851B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080442A (en) * | 1992-06-13 | 1994-01-05 | 福州大学 | Electric circuit for high-efficiency ac generator of vehicle |
| CN2935612Y (en) * | 2006-06-22 | 2007-08-15 | 江苏超力电器有限公司 | Electric power-assisted steering permanent-magnet brushless DC motor for automobile |
| CN101535611A (en) * | 2006-11-15 | 2009-09-16 | 三菱电机株式会社 | Hybrid engine assist system for vehicle |
| CN101527469A (en) * | 2009-04-22 | 2009-09-09 | 湖南大学 | Automobile Lundell motor AC-generator |
| CN101986514A (en) * | 2010-12-09 | 2011-03-16 | 江西泰豪特种电机有限公司 | Six-phase winding of small high-speed permanent magnet motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492825A (en) * | 2014-01-13 | 2019-11-22 | 奥的斯电梯公司 | Delivery system |
| CN106887916A (en) * | 2016-12-04 | 2017-06-23 | 浙江达可尔汽车电子科技有限公司 | The automobile phase starting-generating all-in-one of belt driven type six |
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| CN103219851B (en) | 2015-03-11 |
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Effective date of registration: 20151105 Address after: 537000, the Guangxi Zhuang Autonomous Region Yulin Economic Development Zone, East (2nd Ring Road, No. 33) Patentee after: Guangxi Yuchai Bonaite Electric Appliance Co., Ltd. Address before: 255086 Zibo high tech Industrial Development Zone, Shandong Province, Chuang Chuang D block, 1012 Patentee before: Shandong University of Technology |
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