CN103078458A - Stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with rotating controller - Google Patents
Stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with rotating controller Download PDFInfo
- Publication number
- CN103078458A CN103078458A CN2012105811032A CN201210581103A CN103078458A CN 103078458 A CN103078458 A CN 103078458A CN 2012105811032 A CN2012105811032 A CN 2012105811032A CN 201210581103 A CN201210581103 A CN 201210581103A CN 103078458 A CN103078458 A CN 103078458A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- interior rotating
- permanent magnet
- casing
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses a stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with a rotating controller. An outer rotor comprises an outer rotary shaft, the inner end of the outer rotary shaft is arranged in an enclosure, permanent magnets are arranged at the inner end of the outer rotary shaft in a staggered manner along the circumferential direction, an end cover is arranged at the end part of the inner end of the outer rotary shaft, and the outer end of the outer rotary shaft extends out of a first end of the enclosure; an inner rotor comprises an inner rotary shaft, the inner end of the inner rotary shaft is arranged in the outer rotor, an inner rotor core and an inner rotor winding embedded in the inner rotor core are arranged at the inner end of the inner rotary shaft, the outer end of the inner rotary shaft is arranged on the exterior of the outer rotor, and the end part of the outer end of the inner rotary shaft extends out of a second end of the enclosure; and an inverter is arranged at the outer end of the inner rotary shaft in the enclosure, close to the end part of the inner end of the outer rotary shaft, an inductor structure is arranged at the outer end of the inner rotary shaft in the enclosure, close to the second end of the enclosure, and a rectifier is arranged between the inverter and the inductor structure. The stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with the rotating controller is simple in structure, breaks through the limitation of only one rotary shaft, omits the stator part and is applicable to various occasions.
Description
Technical field
The present invention relates to technical field of motors, specifically the rotation of a kind of controller without stator brushless birotor outer ring permanent magnet synchronous motor.
Background technology
Double-rotor machine has two rotating speed rotors independent of each other and rotating shaft, can realize the twin shaft drive, therefore have broad application prospects such as the electric buncher of power drive system, automobile and the wind-driven generator of hybrid vehicle and modern machine numerical control rotating platform etc. in multiple occasion.
At present both at home and abroad the public dual rotor permanent magnetic motor of sending out is to be nested together and to be shared the New-type electric machine of a stator by outer-rotor permanent magnet motor and internal rotor permanent-magnetic motor.But because it can regard two independently common electric machines as, thus two controllers must be arranged, so that the controlling organization more complicated, and for motor body, because also there is stationary part on the structure, so volume is larger.Simultaneously its inverter is fixing outside motor, the connected mode that substantially all adopts three brushes that is connected of inverter output end and input end of motor, and the increase of brush number can cause the increase of wear-out failure probability.
Summary of the invention
The present invention is directed to above shortcomings in the prior art, provide the rotation of a kind of controller without stator brushless birotor outer ring permanent magnet synchronous motor.
The present invention is achieved by the following technical solutions.
The rotation of a kind of controller without stator brushless birotor outer ring permanent magnet synchronous motor, comprise casing, external rotor and internal rotor, described external rotor comprises outer shaft, the inner of described outer shaft is arranged on casing inside, permanent magnet in the circumferential direction of the circle is crisscross arranged on the inner of outer shaft, the inner end of described outer shaft is provided with end cap, and stretch out outside the first end of casing the outer end of described outer shaft; Described internal rotor comprises interior rotating shaft, the inner of described interior rotating shaft arranges external rotor inside, the internal rotor winding that is provided with the internal rotor iron core and embeds the internal rotor iron core with the permanent magnet corresponding section on the inner of interior rotating shaft, the outer end of described interior rotating shaft is arranged on the outside of external rotor, and stretch out outside second end relative with the casing first end end, outer end of described interior rotating shaft; Be provided with inverter near place, the inner end of outer shaft on the outer end of interior rotating shaft in the described casing, be provided with sensor structure near casing the second end place on the outer end of interior rotating shaft in the described casing, be provided with rectifier between described inverter and the sensor structure.
Described sensor structure comprises and is arranged on the inductor housing in casing the second end and is arranged on induction coil and squirrel-cage aluminum strip structure in the inductor housing, also comprises storage battery, wherein:
-storage battery directly links to each other with induction coil;
-induction coil is fixed on the inductor housing, pass into direct current by storage battery after, the magnetic direction that produces of two groups of coils is just in time opposite up and down, and all spatially keeps vertical with the outer end of interior rotating shaft;
-squirrel-cage aluminum strip structure, up and down two-part induced magnetism direction is consistent for it, is fixed on the outer end of interior rotating shaft and with the outer end rotation of interior rotating shaft, constantly cuts induction coil and produces and answer magnetic force.Or,
Described sensor structure comprises and is arranged on the inductor housing in casing the second end and is arranged on induction permanent magnet and squirrel-cage aluminum strip structure in the inductor housing, wherein:
-induction permanent magnet is fixed on the inductor housing, and the magnetic direction of generation is just in time opposite, and all spatially keeps vertical with the outer end of interior rotating shaft;
-squirrel-cage aluminum strip structure, up and down two-part induced magnetism direction is consistent for it, is fixed on the outer end of interior rotating shaft and with the outer end rotation of interior rotating shaft, constantly cutting induction permanent magnet produces induced magnetism.
Described rectifier is fixed on the outer end of interior rotating shaft and rotates with the outer end of interior rotating shaft, and the induced magnetism of described sensor structure becomes direct current through rectifier, and described direct current is consistent all the time by the voltage direction behind the rectifier rectification.
Described inverter will be transformed into through the induced magnetism that rectifier rectification is crossed required three-phase alternating current, be used for the electromagnetic torque of regulating electric machine and the speed discrepancy of internal rotor and external rotor.
Described internal rotor iron core is annular, and its external peripheral surface has several grooves vertically, and the open centre line of described several grooves evenly distributes around interior rotating shaft, and the internal rotor winding embeds respectively and forms three phase windings in the described groove.
The outer end of described interior rotating shaft is rotationally connected by bearing between internal rotor-casing and casing, and the inner of described interior rotating shaft is rotationally connected by bearing between internal rotor-external rotor and outer shaft, forms the internal rotor independent rotation; Described external rotor is rotationally connected by outer rotor bearing and casing, and its end cap is rotationally connected by bearing with end cover and interior rotating shaft, forms the external rotor independent rotation.
Described interior rotating shaft is power shaft, is used for turning with outer buttons being connected and accepting driving, and correspondingly, described outer shaft is output shaft.
Described inverter is fixedly connected with the outer end of interior rotating shaft and rotates, and inverter output end is connected with the internal rotor winding by the three-phase cable.
Be provided with small air gap between the inner end of described interior rotating shaft and the outer shaft.
Controller provided by the invention rotation without stator brushless birotor outer ring permanent magnet synchronous motor, only be provided with external rotor and internal rotor, cancelled the stator that is fixed on the casing, so motor makes complexity and obtain very large reduction, the motor body volume energy is reduced.
Simultaneously, the present invention places inverter in the motor case, fix with interior rotating shaft, along with interior rotating shaft is rotated together, storage battery links to each other with induction coil in the inductor, by squirrel-cage aluminum strip structure generation induced electromotive force, is the inverter input dc power through rectifier, therefore motor of the present invention does not need brush and slip ring, has not existed the double-rotor machine of general three brushes in the problem that exists aspect operation stability and useful life.
In addition, because the present invention only needs a controller, control ratio is more convenient.Controller will carry out conversion by the induced electromotive force that rectifier rectification is crossed, and produce required three-phase alternating current control voltage, directly give the internal rotor winding of motor of the present invention, reach the purpose of control motor output speed and output torque with the variation of controlling magnetic field; Only relevant with speed discrepancy and the electromagnetic torque of inner and outer rotors because of the power output of inverter, even the inner and outer rotors rotating speed is all very high but power is very little, so the inverter module volume is little, lightweight, and is very little for the impact of interior rotating shaft moment of inertia.
Description of drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the structural representation of the embodiment of the invention 2;
Among the figure, 1 is casing; 2 is outer rotor bearing; 3 is outer shaft; 4 is interior rotating shaft; 5 is bearing between internal rotor-external rotor; 6 is permanent magnet; 7 is the internal rotor iron core; 8 is the internal rotor winding; 9 is end cap; 10 is bearing with end cover; 11 is induction coil; 12 is rectifier; 13 is storage battery; 14 is inverter; 15 is bearing between internal rotor-casing; 16 is squirrel-cage aluminum strip structure; 17 is the inductor housing.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment.Following examples will help those skilled in the art further to understand the present invention, but not limit in any form the present invention.Should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Embodiment 1
As shown in Figure 1, the present embodiment comprises: casing 1, external rotor and internal rotor, external rotor comprises outer shaft 3, the inner of outer shaft 3 is arranged on casing 1 inside, permanent magnet 6 in the circumferential direction of the circle is crisscross arranged on the inner of outer shaft 3, the inner end of outer shaft 3 is provided with end cap 9, and stretch out outside the first end of casing 1 outer end of outer shaft 3; Internal rotor comprises interior rotating shaft 4, the inner of interior rotating shaft 4 arranges external rotor inside, the internal rotor winding 8 that is provided with internal rotor iron core 7 and embeds internal rotor iron core 7 with permanent magnet 6 corresponding sections on the inner of interior rotating shaft 4, the outer end of interior rotating shaft 4 is arranged on the outside of external rotor, and stretch out outside second end relative with the casing first end end, outer end of interior rotating shaft 4; Be provided with inverter 14 near place, outer shaft 3 inner end on the outer end of casing 1 interior rotating shaft 4, be provided with sensor structure near casing 1 second end place on the outer end of casing 1 interior rotating shaft 4, be provided with rectifier 12 between inverter 14 and the sensor structure.
Further, sensor structure comprises and is arranged on the inductor housing 17 in casing 1 second end and is arranged on induction coil 11 and squirrel-cage aluminum strip structure 16 in the inductor housing 17, also comprises storage battery 13, wherein:
-storage battery 13 directly links to each other with induction coil 11;
-induction coil 11 is fixed on the inductor housing 17, pass into direct current by storage battery 13 after, the magnetic direction that produces of two groups of coils is just in time opposite up and down, and all spatially keeps vertical with the outer end of interior rotating shaft 4;
-squirrel-cage aluminum strip structure 16, up and down two-part induced magnetism direction is consistent for it, is fixed on the outer end of interior rotating shaft 4 and with the outer end rotation of interior rotating shaft 4, constantly cuts induction coil 11 and produces and answer magnetic force.
Further, rectifier 12 is fixed on the outer end of interior rotating shaft 4 and rotates with the outer end of interior rotating shaft 4, and the induced magnetism of sensor structure becomes direct current through rectifier 12, and direct current is consistent all the time by the voltage direction after rectifier 12 rectifications.
Further, internal rotor iron core 7 is annular, and its external peripheral surface has several grooves vertically, and the open centre line of described several grooves evenly distributes around interior rotating shaft, and internal rotor winding 8 embeds respectively and forms three phase windings in the described groove.
Further, the outer end of interior rotating shaft 4 is rotationally connected by bearing between internal rotor-casing 15 and casing 1, and the inner of interior rotating shaft 4 is rotationally connected by bearing between internal rotor-external rotor 5 and outer shaft 3, thereby forms the internal rotor independent rotation; External rotor is rotationally connected by outer rotor bearing 2 and casing 1, and its end cap 9 is rotationally connected by bearing with end cover 10 and interior rotating shaft 4, thereby forms the external rotor independent rotation.
Further, interior rotating shaft 4 is power shaft, is used for turning with outer buttons being connected and accepting driving, and correspondingly, outer shaft 3 is output shaft.
Further, inverter 14 is fixedly connected with the outer end of interior rotating shaft 4 and rotates, and inverter 14 outputs are connected with internal rotor winding 8 by the three-phase cable.
Further, inverter 14 will be transformed into required three-phase alternating current through the induced magnetism of rectifier 12 rectifications, be used for the electromagnetic torque of regulating electric machine and the speed discrepancy of internal rotor and external rotor.
Further, be provided with small air gap between the inner end of interior rotating shaft 4 and the outer shaft 3.
The operation principle of the present embodiment is: storage battery 13 produces fixing magnetic field by induction coil 11, squirrel-cage aluminum strip structure 16 is along with interior rotating shaft 4 is rotated and can be produced induced electromotive force by cutting magnetic line, after rectifier 12 rectifications, provide direct current for inverter 14, the direct voltage that the motor running condition that the output information (load torque or tachometer value) that inverter 14 is required according to motor and sensor feedback are returned (output torque or tachometer value) and rectifier 12 provide, generate required three-phase alternating current, deliver to internal rotor winding 8, in winding, produce rotating magnetic field, with permanent magnet 6 magnetic field interactions, thereby realize motor speedup (increasing square) or the control requirement of slow down (subtracting square).
The concrete control method of the present embodiment is as follows:
When requiring outer shaft 3 rotating speeds to equate with interior rotating shaft 4 rotating speeds, by control inverter 14, rectifier rectification is obtained direct current be transformed into three-phase electricity, but keeping the frequency of electric current is 0, thereby making the frequency of internal rotor winding 8 electric currents is 0, regulates its size and makes electromagnetic torque and outer shaft 3 torque balances that produce under the air-gap field effect.
When requiring outer shaft 3 rotating speeds greater than interior rotating shaft 4 rotating speed, by control inverter 14, rectifier 12 rectifications are obtained direct current be transformed into three-phase electricity, impose on the current phasor of 8 one of internal rotor windings and interior rotating shaft 4 equidirectional rotations, control the size of this electric current, make the electromagnetic torque and outer shaft 3 torque balances that produce under the effect of air-gap field, mechanical separator speed corresponding to control current phasor equals to input the speed discrepancy of outer shaft 3, namely controls rotating speed corresponding to excitation current vector and equates with outer shaft 3 rotating speeds with interior rotating shaft 4 rotating speed sums.
When requiring outer shaft 3 rotating speeds less than interior rotating shaft 4 rotating speed, by control inverter 14, rectifier 12 rectifications are obtained direct current be transformed into three-phase electricity, impose on the current phasor of 8 one of internal rotor windings and interior rotating shaft 4 opposite spins, control the size of this electric current, make the electromagnetic torque and outer shaft 3 torque balances that produce under the effect of air-gap field, mechanical separator speed corresponding to control current phasor equals to input the speed discrepancy of outer shaft 3, namely controls rotating speed corresponding to excitation current vector and equates with interior rotating shaft 4 rotating speeds with outer shaft 3 rotating speed sums.
Embodiment 2
Embodiment 2 is the variation example of embodiment 1.
As shown in Figure 2, the present embodiment is on the basis of the scheme of embodiment 1, the difference of itself and embodiment 1 is, sensor structure comprises and be arranged on the inductor housing 17 in casing the second end and be arranged on induction permanent magnet 11 and squirrel-cage aluminum strip structure 16 in the inductor housing, wherein:
-induction permanent magnet 11 is fixed on the inductor housing 17, and the magnetic direction of generation is just in time opposite, and all spatially keeps vertical with the outer end of interior rotating shaft;
-squirrel-cage aluminum strip structure 16, up and down two-part induced magnetism direction is consistent for it, is fixed on the outer end of interior rotating shaft 4 and with the outer end rotation of interior rotating shaft 4, constantly cutting induction permanent magnet 11 produces induced magnetisms.
The execution mode of other parts of the present embodiment, operation principle and control method are identical with embodiment 1.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (10)
1. controller rotation without stator brushless birotor outer ring permanent magnet synchronous motor, comprise casing, external rotor and internal rotor, it is characterized in that, described external rotor comprises outer shaft, the inner of described outer shaft is arranged on casing inside, the permanent magnet that is crisscross arranged in the circumferential direction of the circle on the inner of outer shaft, the inner end of described outer shaft is provided with end cap, and stretch out outside the first end of casing the outer end of described outer shaft; Described internal rotor comprises interior rotating shaft, the inner of described interior rotating shaft arranges external rotor inside, the internal rotor winding that is provided with the internal rotor iron core and embeds the internal rotor iron core with the permanent magnet corresponding section on the inner of interior rotating shaft, the outer end of described interior rotating shaft is arranged on the outside of external rotor, and stretch out outside second end relative with the casing first end end, outer end of described interior rotating shaft; Be provided with inverter near place, the inner end of outer shaft on the outer end of interior rotating shaft in the described casing, be provided with sensor structure near casing the second end place on the outer end of interior rotating shaft in the described casing, be provided with rectifier between described inverter and the sensor structure.
2. controller according to claim 1 rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described sensor structure comprises and is arranged on the inductor housing in casing the second end and is arranged on induction coil and squirrel-cage aluminum strip structure in the inductor housing, also comprise storage battery, wherein:
-storage battery directly links to each other with induction coil;
-induction coil is fixed on the inductor housing, pass into direct current by storage battery after, the magnetic direction that produces of two groups of coils is just in time opposite up and down, and all spatially keeps vertical with the outer end of interior rotating shaft;
-squirrel-cage aluminum strip structure, up and down two-part induced magnetism direction is consistent for it, is fixed on the outer end of interior rotating shaft and with the outer end rotation of interior rotating shaft, constantly cuts induction coil and produces and answer magnetic force.
3. controller according to claim 1 rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described sensor structure comprises and is arranged on the inductor housing in casing the second end and is arranged on induction permanent magnet and squirrel-cage aluminum strip structure in the inductor housing, wherein:
-induction permanent magnet is fixed on the inductor housing, and the magnetic direction of generation is just in time opposite, and all spatially keeps vertical with the outer end of interior rotating shaft;
-squirrel-cage aluminum strip structure, up and down two-part induced magnetism direction is consistent for it, is fixed on the outer end of interior rotating shaft and with the outer end rotation of interior rotating shaft, constantly cutting induction permanent magnet produces induced magnetism.
According to claim 2 or the rotation of 3 described controllers without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described rectifier is fixed on the outer end of interior rotating shaft and rotates with the outer end of interior rotating shaft, the induced magnetism of described sensor structure becomes direct current through rectifier, and described direct current is consistent all the time by the voltage direction behind the rectifier rectification.
5. controller according to claim 4 rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described inverter will be transformed into through the induced magnetism that rectifier rectification is crossed required three-phase alternating current, be used for the electromagnetic torque of regulating electric machine and the speed discrepancy of internal rotor and external rotor.
According to claim 1 in 3 each described controller rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described internal rotor iron core is annular, its external peripheral surface has several grooves vertically, the open centre line of described several grooves evenly distributes around interior rotating shaft, and the internal rotor winding embeds respectively and forms three phase windings in the described groove.
According to claim 1 in 3 each described controller rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, the outer end of described interior rotating shaft is rotationally connected by bearing between internal rotor-casing and casing, the inner of described interior rotating shaft is rotationally connected by bearing between internal rotor-external rotor and outer shaft, forms the internal rotor independent rotation; Described external rotor is rotationally connected by outer rotor bearing and casing, and its end cap is rotationally connected by bearing with end cover and interior rotating shaft, forms the external rotor independent rotation.
Controller according to claim 6 rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described interior rotating shaft is power shaft, is used for turning with outer buttons being connected and accepting driving, correspondingly, described outer shaft is output shaft.
According to claim 1 in 3 each described controller rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, described inverter is fixedly connected with the outer end of interior rotating shaft and rotates, and inverter output end is connected with the internal rotor winding by the three-phase cable.
According to claim 1 in 3 each described controller rotation without stator brushless birotor outer ring permanent magnet synchronous motor, it is characterized in that, be provided with air gap between the inner end of described interior rotating shaft and the outer shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210581103.2A CN103078458B (en) | 2012-12-27 | 2012-12-27 | Stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with rotating controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210581103.2A CN103078458B (en) | 2012-12-27 | 2012-12-27 | Stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with rotating controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103078458A true CN103078458A (en) | 2013-05-01 |
| CN103078458B CN103078458B (en) | 2015-03-11 |
Family
ID=48154896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210581103.2A Expired - Fee Related CN103078458B (en) | 2012-12-27 | 2012-12-27 | Stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with rotating controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103078458B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638855A (en) * | 2014-12-20 | 2015-05-20 | 重庆德马变频电机研发制造有限公司 | Integrated series motor driving device |
| CN108333541A (en) * | 2017-01-03 | 2018-07-27 | 通用电气公司 | For magnetic resonance imaging system without stator electromotor and its method |
| CN116328877A (en) * | 2023-05-29 | 2023-06-27 | 昆明云盘山农牧科技有限公司 | Phosphate rock crushing equipment with screening and transferring functions |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021242117A1 (en) * | 2020-05-29 | 2021-12-02 | Alva Industries As | Dual propeller counter-rotating aerial propulsion system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7466053B1 (en) * | 2008-04-10 | 2008-12-16 | Vladimir Radev | Dual-rotor electric traction motor |
| CN201224318Y (en) * | 2008-04-19 | 2009-04-22 | 杜文达 | Electronic control electric magnetic differential drive axle |
| US20100236849A1 (en) * | 2008-05-02 | 2010-09-23 | Wishart Randell J | Brushless counter-rotating electric apparatus and system |
| CN102158026A (en) * | 2011-04-02 | 2011-08-17 | 浙江钱江摩托股份有限公司 | Dual-rotor motor and hybrid vehicle taking dual-rotor motor as power |
-
2012
- 2012-12-27 CN CN201210581103.2A patent/CN103078458B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7466053B1 (en) * | 2008-04-10 | 2008-12-16 | Vladimir Radev | Dual-rotor electric traction motor |
| CN201224318Y (en) * | 2008-04-19 | 2009-04-22 | 杜文达 | Electronic control electric magnetic differential drive axle |
| US20100236849A1 (en) * | 2008-05-02 | 2010-09-23 | Wishart Randell J | Brushless counter-rotating electric apparatus and system |
| CN102158026A (en) * | 2011-04-02 | 2011-08-17 | 浙江钱江摩托股份有限公司 | Dual-rotor motor and hybrid vehicle taking dual-rotor motor as power |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638855A (en) * | 2014-12-20 | 2015-05-20 | 重庆德马变频电机研发制造有限公司 | Integrated series motor driving device |
| CN108333541A (en) * | 2017-01-03 | 2018-07-27 | 通用电气公司 | For magnetic resonance imaging system without stator electromotor and its method |
| CN116328877A (en) * | 2023-05-29 | 2023-06-27 | 昆明云盘山农牧科技有限公司 | Phosphate rock crushing equipment with screening and transferring functions |
| CN116328877B (en) * | 2023-05-29 | 2023-08-25 | 昆明云盘山农牧科技有限公司 | Phosphate rock crushing equipment with screening and transferring functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103078458B (en) | 2015-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103051124B (en) | Stator-free dual-electric brush dual-rotor outer circle permanent magnet synchronous motor | |
| CN201947073U (en) | Radial structure outer-rotor biconvex pole motor | |
| US11050373B2 (en) | Rotary electric system | |
| CN103078457B (en) | Double-rotor synchronous motor with two electric brushes and permanent magnets on inner circle and without stator | |
| CN103036378B (en) | Without three brush birotor inner ring permanent magnet synchronous motors of stator | |
| CN105576929A (en) | AC brushless electro-magnetic starter generator employing concentrated windings | |
| CN103078458B (en) | Stator-free brushless dual-rotor outer ring permanent magnet synchronous motor with rotating controller | |
| CN102843008A (en) | Parallel type mixed excitation alternating-current generator | |
| Hassannia | Conceptual design of fractional slot concentrated winding dual-rotor double-speed synchronous motor | |
| CN101557150A (en) | Permanent magnet synchronous direct-drive wind power generator without iron core | |
| CN103036379B (en) | Without three brush birotor outer ring permanent magnet synchronous motors of stator | |
| Jang et al. | Design and experimental evaluation of synchronous machine without iron loss using double-sided Halbach magnetized PM rotor in high power FESS | |
| CN103023242B (en) | Stator-free brushless double-rotor inner-ring permanent magnet synchronous motor with rotary controller | |
| CN102545501A (en) | Axial dual-stator brushless double-fed motor | |
| Tong et al. | Analysis and design of a fault-tolerant six-phase permanent-magnet synchronous machine for electric vehicles | |
| CN101572466A (en) | Halbach permanent-magnetic direct driving windmill generator without iron core | |
| CN101383548B (en) | Multi lateral compensation type high power density electromechanical energy convertor | |
| CN201910679U (en) | Permanent magnetic outer rotor double-salient-pole motor | |
| CN103051125B (en) | Stator-free brushless bi-rotor inner ring permanent magnet synchronous motor fixed by controller | |
| CN104505961A (en) | Motor generator with external rotor | |
| CN103051126B (en) | Controller fixing without stator brushless birotor outer ring permanent magnet synchronous motor | |
| CN210985753U (en) | New energy motor | |
| CN103023245A (en) | Double-bearing support double-stator switch magnetic-resistance wind power generator and unit system thereof | |
| CN207732599U (en) | Asynchronous motor based on pulsating field | |
| CN106026591A (en) | Hybrid excitation permanent magnet motor with double excitation windings |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190415 Address after: No. 90, Lane 768, Ruili Road, Minhang District, Shanghai, 200240 Co-patentee after: Shanghai Yiji New Energy Technology Co.,Ltd. Patentee after: Zhang Jianlong Address before: No. 950 Jianchuan Road, Minhang District, Shanghai, 200240 Patentee before: SHANGHAI YIJIE POWER TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |