CN102957290A - Two-phase multipolar switch reluctance motor - Google Patents
Two-phase multipolar switch reluctance motor Download PDFInfo
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- CN102957290A CN102957290A CN201110242520XA CN201110242520A CN102957290A CN 102957290 A CN102957290 A CN 102957290A CN 201110242520X A CN201110242520X A CN 201110242520XA CN 201110242520 A CN201110242520 A CN 201110242520A CN 102957290 A CN102957290 A CN 102957290A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- 230000005405 multipole Effects 0.000 claims description 26
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 230000002238 attenuated effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 10
- 238000009423 ventilation Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
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Abstract
The invention discloses a two-phase multipolar switch reluctance motor which comprises a shell, a left end cap, a right end cap, a stator, a rotor, rotor spoke iron, a rotary shaft, a motor controller, two position sensors and two oscillators. Stator magnetic poles and rotor magnetic poles are in a double convex pole structure identical in number of poles, magnet exciting coils of two adjacent magnetic poles are sequentially connected in a one-positive one-negative manner, two adjacent stator magnetic poles form equant double magnet dividing loops, the stator electric poles and the rotor electric poles are distributed into two sections along the direction of the rotary shaft at same intervals, magnet exciting coils of two sections of the stator magnetic poles are connected into two phases respectively, two sections of the rotor magnetic poles are mutually staggered with one magnetic pole angle, and the two position sensors are connected with the motor controller which is connected with the two oscillators through an electronic switch. The two-phase multipolar switch reluctance motor has the advantages of self-starting capability, narrow dead torque area, namely, zero torque area, lowered vacancy rate of a control circuit and a motor body structure, improved performance, simple structure and good cooling performance of a self-ventilation and cooling system.
Description
Technical field
The present invention relates to reluctance motor, particularly relate to a kind of two-phase multi-pole switched reluctance motor.
Background technology
Traditional reluctance motor, Qi Gexiang are to arrange by certain angle in a circumferential direction.Owing to only open a phase at every turn, all the other respectively all are in idle state mutually.
Traditional two-phase reluctance machine does not all have the ability that turns to of adjusting.Aspect self-starting, although multiple design is also arranged, technical sophistication makes trouble, and all has the torque dead band, i.e. zero torque district.
On February 16th, 2011, the patent of invention (application number is 201010569625.1) of open (publication number is 101976924A) provided a kind of single-phase multi-pole switched reluctance, comprise stator and rotor, stator comprises magnetic pole of the stator and magnet exciting coil, rotor comprises rotor core and rotor magnetic pole, described rotor magnetic pole is set on the rotor core, described magnetic pole of the stator is positioned at the outside of rotor magnetic pole, magnetic pole of the stator and magnet exciting coil are installed in the motor housing, the signal input part of electric machine controller connects position transducer, and the signal output part of electric machine controller links to each other with magnet exciting coil by oscillator.The technical scheme of this patent can be eliminated the noise and vibration of magnetic pole remanent magnetism and rotor effectively, has to adjust the ability turn to, but does not have a self-starting ability, also there is the torque dead band, namely zero torque district causes the performance of motor still not high, has affected the scope of application of motor.Therefore, need to seek a kind of simple in structure and well behaved reluctance motor.
Summary of the invention
The objective of the invention is to overcome defects, a kind of self-starting ability that has is provided, the torque dead band i.e. zero narrow, the simple in structure two-phase multi-pole switched reluctance motor in torque district.
The invention provides a kind of two-phase multi-pole switched reluctance motor, comprise shell, left end cap and right end cap, and stator, rotor, rotating shaft, position transducer and electric machine controller, described stator comprises magnetic pole of the stator and magnet exciting coil, described rotor comprises rotor magnetic pole and rotor spoke iron, described magnetic pole of the stator and rotor magnetic pole are the double-salient-pole structure that number of poles equates, described magnetic pole of the stator and magnet exciting coil set firmly inside the shell, described rotor magnetic pole is sleeved in the described rotating shaft by described rotor spoke iron, the signal input part of described electric machine controller links to each other with described position transducer, and the signal output part of described electric machine controller links to each other with described magnet exciting coil by oscillator;
Described magnetic pole of the stator and rotor magnetic pole are provided with two sections that distribute along described rotor shaft direction, be respectively the first magnetic pole of the stator and the second magnetic pole of the stator, the first rotor magnetic pole and the second rotor magnetic pole, between described the first magnetic pole of the stator and the second magnetic pole of the stator, be provided with identical space between the first rotor magnetic pole and the second rotor magnetic pole, the energized circuit of described the first magnetic pole of the stator and the second magnetic pole of the stator is connected in the two-phase, mutually a stagger magnetic pole angle and being sleeved in the described rotating shaft of the radially vertical axis of described the first rotor magnetic pole and the second rotor magnetic pole;
Described position transducer is provided with two, is installed in respectively on the described left end cap as non-output the longitudinal axis of two described position transducers mutually stagger a magnetic pole angle or an integer magnetic pole angle; Described oscillator comprises two oscillators in parallel, and the first oscillator links to each other with the magnet exciting coil of described the first magnetic pole of the stator, and the second oscillator links to each other with the magnet exciting coil of described the second magnetic pole of the stator, is connected in the two-phase.
Two-phase multi-pole switched reluctance motor of the present invention is connected with electronic switch between wherein said electric machine controller and the described oscillator, and described oscillator is LC attenuated oscillation device in parallel.
Two-phase multi-pole switched reluctance motor of the present invention, wherein said position transducer adopts flute profile optical coupling and anti-dazzling screen to consist of, the first light idol and the even magnetic pole angle that mutually staggers of the second light, be installed in respectively on the described left end cap, described anti-dazzling screen is fixedly mounted in the described rotating shaft and from the groove of described the first light idol and the second light idol and passes respectively.
Two-phase multi-pole switched reluctance motor of the present invention, air inlet, air outlet and air channel spacer ring are set respectively on wherein said left end cap and the right end cap, described air inlet is positioned at the inner edge of described left end cap and right end cap, be evenly distributed in 4, described air outlet is positioned at the outer rim of described left end cap and right end cap, be evenly distributed in 4, described air channel spacer ring is fixed between described air inlet and the air outlet.
Two-phase multi-pole switched reluctance motor of the present invention, wherein said magnetic pole of the stator and rotor magnetic pole adopt electrical sheet to be overrided to form.
The beneficial effect of two-phase multi-pole switched reluctance motor of the present invention is: by two sections magnetic pole of the stator and the two-stage rotor magnetic pole that distributes along rotor shaft direction is set, and two position transducers and two oscillators, the two-phase multi-pole switched reluctance motor has had the self-starting ability, its torque dead band i.e. zero torque district is very narrow, improved energy converting between mechanical efficient, reduced the vacancy rate of control circuit and housing construction, improved the performance of motor, structure is also very simple.
Further, by the self-ventilation cooling system is set, the two-phase multi-pole switched reluctance motor has obtained good cooling performance.
Description of drawings
Fig. 1 is that the master of two-phase multi-pole switched reluctance motor of the present invention looks cutaway view;
Fig. 2 is A-A cutaway view among Fig. 1 (state during outage);
Fig. 3 is B-B cutaway view (rotor rotates counterclockwise) among Fig. 1;
Fig. 4 is B-B cutaway view (rotor clockwise rotates) among Fig. 1;
Fig. 5 is the schematic diagram of position transducer structure;
Fig. 6 is that schematic diagram is looked on the left side of Fig. 4;
Fig. 7 is the circuit block diagram of electric machine controller;
Fig. 8 is the ventilation schematic diagram of self-ventilation cooling system;
Fig. 9 be among Fig. 8 C-C to view.
Embodiment
For further setting forth the present invention, below in conjunction with embodiment two-phase multi-pole switched reluctance motor of the present invention is done more detailed description.
Referring to Fig. 1 to Fig. 3, two-phase multi-pole switched reluctance motor of the present invention comprises shell 1, left end cap 7 and right end cap 8, and stator, rotor, rotor spoke iron 5 and rotating shaft 6.
Stator comprises magnetic pole of the stator and magnet exciting coil, and rotor comprises rotor magnetic pole and rotor spoke iron 5.Magnetic pole of the stator and rotor magnetic pole are the double-salient-pole structure that number of poles equates, adopt electrical sheet to be overrided to form.
Magnetic pole of the stator and magnet exciting coil are installed in shell 1 inboard, and rotor magnetic pole is sleeved in the rotating shaft 6 by rotor spoke iron 5.Magnet exciting coil a positive and a negative ground of adjacent two magnetic poles connects successively, and adjacent two magnetic poles consist of two minutes magnetic loops of five equilibrium.
Magnetic pole of the stator and rotor magnetic pole are provided with two sections that distribute along rotating shaft 6 directions, be respectively between the first magnetic pole of the stator 21 and the second magnetic pole of the stator 22, the first rotor magnetic pole 31 and the second rotor magnetic pole 32, the first magnetic pole of the stator 21 and the second magnetic pole of the stator 22, be provided with identical space 9 between the first rotor magnetic pole 31 and the second rotor magnetic pole 32.The energized circuit of the first magnetic pole of the stator 21 and the second magnetic pole of the stator 22 is connected in the two-phase.Mutually a stagger magnetic pole angle and being sleeved in the rotating shaft 6 of the radially vertical axis of the first rotor magnetic pole 31 and the second rotor magnetic pole 32.
Two-phase multi-pole switched reluctance motor of the present invention also comprises position transducer and electric machine controller.
The signal input part of electric machine controller links to each other with position transducer, and the signal output part of electric machine controller links to each other with magnet exciting coil by oscillator.Referring to Fig. 7, electric machine controller 10 is provided with electronic switch 14, and in conjunction with Fig. 5 and Fig. 6, two position transducers are installed in respectively on the left end cap 7 as non-output, the longitudinal axis of two position transducers mutually stagger a magnetic pole angle or an integer magnetic pole angle.Electronic switch 14 is connected between electric machine controller 10 and the oscillator.The first oscillator 19 links to each other with the magnet exciting coil 41 of the first magnetic pole of the stator 21, and the second oscillator 20 links to each other with the magnet exciting coil 42 of the second magnetic pole of the stator 22, is connected in the two-phase.Two oscillators 19,20 are LC attenuated oscillation device in parallel.
In the embodiment of two-phase multi-pole switched reluctance motor of the present invention, referring to Fig. 5 and Fig. 6, position transducer adopt flute profile optical coupling 11,12 and anti-dazzling screen 13 consist of, the first light idol the 11 and second light is 12 magnetic pole angles that mutually stagger by chance, be installed in respectively on the left end cap 7, anti-dazzling screen 13 is fixedly mounted in the rotating shaft 6 and from the groove of the first light idol the 11 and second light idol 12 and passes.In other embodiment of two-phase multi-pole switched reluctance motor of the present invention, position transducer also can adopt the transducer of other types to consist of.
In the embodiment of two-phase multi-pole switched reluctance motor of the present invention, be provided with the self-ventilation cooling system.Referring to Fig. 8 and Fig. 9, the self-ventilation cooling system is included in air inlet 15, air outlet 16 and the air channel spacer ring 17 that arranges respectively on left end cap 7 and the right end cap 8, air inlet 15 is positioned at the inner edge of left end cap 7 and right end cap 8, be evenly distributed in 4, air outlet 16 is positioned at the outer rim of left end cap 7 and right end cap 8, be evenly distributed in 4, air channel spacer ring 17 is fixed between air inlet 15 and the air outlet 16.
The following describes the course of work of two-phase multi-pole switched reluctance motor of the present invention.
Two-phase multi-pole switched reluctance motor of the present invention has the self-starting ability and adjusts the function of direction.When Installation and Debugging, the first light idol the 11 and second light idol 12 of control two-phase switch magnetic pole angle that mutually staggers can not blocked by anti-dazzling screen 13 simultaneously, that is to say have one switching on, and motor all can start in any one angle.Electric machine controller 10 is by electronic switch 14 and two oscillators 19,20 control two-phases break-make in turn, and torque dead band i.e. zero torque district just becomes very narrow, and its structure is but very simple.
Referring to Fig. 2, magnetic pole of the stator and rotor magnetic pole are in this position, and this cuts off the power supply mutually.Referring to Fig. 3, magnetic pole of the stator and rotor magnetic pole are in this position, and during circuit debugging, rotor rotates counterclockwise; Referring to Fig. 4, during circuit debugging, magnetic pole of the stator and rotor magnetic pole are in this position, and rotor clockwise rotates.
After the motor rotation, the self-ventilation cooling system is owing to the effect of pressure differential, and the outer cold air of machine constantly is inhaled into by air inlet 15 in a steady stream, by space and the space 9 of 5 of rotor spoke iron, again by between rotor magnetic pole and between magnetic pole of the stator by outside the air outlet 16 discharge machines, reach cooling effect.
After having adopted the self-ventilation cooling system, the fin on traditional motor fan housing, fan and the casing all can save.
Above embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineers and technicians in this area make technical scheme of the present invention all should fall in the definite protection range of claims of the present invention.
Claims (5)
1. two-phase multi-pole switched reluctance motor, comprise shell (1), left end cap (7) and right end cap (8), and stator, rotor, rotating shaft (6), position transducer and electric machine controller, described stator comprises magnetic pole of the stator and magnet exciting coil, described rotor comprises rotor magnetic pole and rotor spoke iron (5), described magnetic pole of the stator and rotor magnetic pole are the double-salient-pole structure that number of poles equates, described magnetic pole of the stator and magnet exciting coil are installed in shell (1) inboard, described rotor magnetic pole is sleeved in the described rotating shaft (6) by described rotor spoke iron (5), the signal input part of described electric machine controller links to each other with described position transducer, the signal output part of described electric machine controller links to each other with described magnet exciting coil by oscillator, it is characterized in that:
Described magnetic pole of the stator and rotor magnetic pole are provided with two sections that distribute along described rotating shaft (6) direction, be respectively the first magnetic pole of the stator (21) and the second magnetic pole of the stator (22), the first rotor magnetic pole (31) and the second rotor magnetic pole (32), between described the first magnetic pole of the stator (21) and the second magnetic pole of the stator (22), be provided with identical space (9) between the first rotor magnetic pole (31) and the second rotor magnetic pole (32), the energized circuit of described the first magnetic pole of the stator (21) and the second magnetic pole of the stator (22) is connected in the two-phase, mutually a stagger magnetic pole angle and being sleeved in the described rotating shaft (6) of the radially vertical axis of described the first rotor magnetic pole (31) and the second rotor magnetic pole (32);
Described position transducer is provided with two, is installed in respectively on the described left end cap (7) as non-output the longitudinal axis of two described position transducers mutually stagger a magnetic pole angle or an integer magnetic pole angle; Described oscillator comprises two oscillators in parallel, the first oscillator links to each other with the magnet exciting coil (41) of described the first magnetic pole of the stator (21), the second oscillator links to each other with the magnet exciting coil (42) of described the second magnetic pole of the stator (22), is connected in the two-phase.
2. two-phase multi-pole switched reluctance motor according to claim 1 is characterized in that: be connected with electronic switch between wherein said electric machine controller and the described oscillator, described oscillator is LC attenuated oscillation device in parallel.
3. two-phase multi-pole switched reluctance motor according to claim 2, it is characterized in that: wherein said position transducer adopts flute profile optical coupling and anti-dazzling screen (13) to consist of, the first light idol (11) and the second light idol (12) magnetic pole angle that mutually staggers, be installed in respectively on the described left end cap (7), described anti-dazzling screen (13) is fixedly mounted on described rotating shaft (6) upward and passes respectively from the groove of described the first light idol (11) and the second light idol (12).
4. two-phase multi-pole switched reluctance motor according to claim 3, it is characterized in that: on wherein said left end cap (7) and the right end cap (8) air inlet (15) is set respectively, air outlet (16) and air channel spacer ring (17), described air inlet (15) is positioned at the inner edge of described left end cap (7) and right end cap (8), be evenly distributed in 4, described air outlet (16) is positioned at the outer rim of described left end cap (7) and right end cap (8), be evenly distributed in 4, described air channel spacer ring (17) is fixed between described air inlet (15) and the air outlet (16).
5. two-phase multi-pole switched reluctance motor according to claim 4 is characterized in that: wherein said magnetic pole of the stator and rotor magnetic pole adopt electrical sheet to be overrided to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110242520.XA CN102957290B (en) | 2011-08-23 | 2011-08-23 | Two-phase multipolar switch reluctance motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110242520.XA CN102957290B (en) | 2011-08-23 | 2011-08-23 | Two-phase multipolar switch reluctance motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102957290A true CN102957290A (en) | 2013-03-06 |
| CN102957290B CN102957290B (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110242520.XA Expired - Fee Related CN102957290B (en) | 2011-08-23 | 2011-08-23 | Two-phase multipolar switch reluctance motor |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300752A (en) * | 2014-09-29 | 2015-01-21 | 王国仁 | Multistage inner rotor switch reluctance motor |
| CN104362821A (en) * | 2014-09-29 | 2015-02-18 | 王国仁 | Multistage outer-rotor switched reluctance motor |
| CN106300900A (en) * | 2016-08-31 | 2017-01-04 | 石昊生 | A kind of superconductive single-phase multi-pole switched reluctance motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5866962A (en) * | 1996-11-30 | 1999-02-02 | Samsung Electronics Co., Ltd. | Rotor position detecting apparatus in switched reluctance motor |
| CN101964575A (en) * | 2009-07-23 | 2011-02-02 | 张世清 | Double-equal pole double-section stator/rotor reluctance generator |
| CN201869075U (en) * | 2010-12-02 | 2011-06-15 | 石云艾 | Single-phase multi-pole switch reluctance motor |
| CN202172353U (en) * | 2011-08-23 | 2012-03-21 | 合肥神话机电有限公司 | Two-phase multi-pole switched reluctance motor |
-
2011
- 2011-08-23 CN CN201110242520.XA patent/CN102957290B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5866962A (en) * | 1996-11-30 | 1999-02-02 | Samsung Electronics Co., Ltd. | Rotor position detecting apparatus in switched reluctance motor |
| CN101964575A (en) * | 2009-07-23 | 2011-02-02 | 张世清 | Double-equal pole double-section stator/rotor reluctance generator |
| CN201869075U (en) * | 2010-12-02 | 2011-06-15 | 石云艾 | Single-phase multi-pole switch reluctance motor |
| CN202172353U (en) * | 2011-08-23 | 2012-03-21 | 合肥神话机电有限公司 | Two-phase multi-pole switched reluctance motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300752A (en) * | 2014-09-29 | 2015-01-21 | 王国仁 | Multistage inner rotor switch reluctance motor |
| CN104362821A (en) * | 2014-09-29 | 2015-02-18 | 王国仁 | Multistage outer-rotor switched reluctance motor |
| CN106300900A (en) * | 2016-08-31 | 2017-01-04 | 石昊生 | A kind of superconductive single-phase multi-pole switched reluctance motor |
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| Publication number | Publication date |
|---|---|
| CN102957290B (en) | 2015-01-14 |
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Effective date of registration: 20170329 Address after: 230000 Hefei, Changfeng County, Anhui Wu Shan town Patentee after: Hefei Jinhui Machinery Manufacturing Co., Ltd. Address before: 230031 Hefei province high tech Zone, Hefei, East Road, No. 17 diving Patentee before: Hefei Shenhua Electromechanical Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20180823 |