CN203554343U - Switched reluctance motor system - Google Patents
Switched reluctance motor system Download PDFInfo
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- CN203554343U CN203554343U CN201320642375.9U CN201320642375U CN203554343U CN 203554343 U CN203554343 U CN 203554343U CN 201320642375 U CN201320642375 U CN 201320642375U CN 203554343 U CN203554343 U CN 203554343U
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- switched reluctance
- phase winding
- reluctance motor
- nmos pipe
- diode
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- 238000004804 winding Methods 0.000 claims abstract description 44
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 230000000306 recurrent effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004898 kneading Methods 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model relates to a switched reluctance motor system comprising a power supply, a switched reluctance motor, a power converter, a controller, and a load. The switched reluctance motor comprises four phases of windings. The power converter can be used to output the periodic pulse current to the four phases of windings of the switched reluctance motor, and comprises a driving module. The controller is respectively connected with a position detector and a current detector, and a main circuit of the power converter comprises four NMOS tubes and four diodes. An A phase winding and a B phase winding are serially connected together, a C phase winding and a D phase winding are serially connected together. A public end of the serial connection between the A phase winding and the B phase winding is connected with a public end of the serial connection between the C phase winding and the D phase winding. The load is a food mixing machine. The switched reluctance motor system is advantageous in that the problems of too many connecting wires and switch devices can be solved; the switched reluctance motor system can be used in the food mixing machine, the belt can be used for the transmission, and therefore the whole costs can be reduced, the transmission is stable, and the maintenance is convenient; the switched reluctance motor system is used for making dough, such as steamed buns and steamed twisted rolls; the speed of the switched reluctance motor system can be adjusted, the manual dough kneading can be simulated, and the kneaded dough is more delicious.
Description
Technical field
The utility model relates to switched reluctance motor system.
Background technology
Switched reluctance machines is as the novel speed governing drive motors of one, and, low cost simple in structure with it, high efficiency, good speed adjusting performance and flexibly controllability, more and more obtain people's approval and application.In recent years, along with power electronic technology, the fast development of Digital Signal Processing and control technology, and the appearance of the digital signal processing chip (DSP) of the continuous maturation of intellectual technology, high-speed and high-efficiency low price, reliability and applicability that switched reluctance machines detects have greatly been improved, the superiority of display switch reluctance motor to a greater extent.
Because switched reluctance machines is the electromagnetic torque of magnetic resistance character, it turns to the sense of current of phase winding irrelevant, the order that only depends on phase winding energising, only needs one direction winding current, and therefore asymmetrical half-bridge circuit is the normal power inverter main circuit of switched reluctance machines.But sort circuit causes the wiring of power inverter and switched reluctance machines more, four phase switch reluctance motors of low-power mixer and this loop of power circuit just need 8 connecting lines at present, correspondingly, required switching device also needs to increase, if and employing asynchronous machine or series machine only need 4 with the connecting line of driving power.Therefore, if want, in some occasion, with switched reluctance machines, replace and applied comparatively ripe asynchronous machine and series machine, the connecting line problem of switched reluctance machines and power inverter must not become irrespective problem.
Utility model content
The technical problems to be solved in the utility model is: more in order to overcome between switched reluctance machines and power inverter connecting line, required switching device is the problem of corresponding increase also, and the utility model provides a kind of switched reluctance motor system.
The utility model solves the technical scheme that its technical problem adopts: a kind of switched reluctance motor system, comprises power supply, switched reluctance machines, power inverter, controller, position detector, the load of current detector and connecting valve reluctance motor, described power supply connects described power inverter, and described switched reluctance machines comprises A, B, C, D tetra-phase windings, described power inverter is to described switched reluctance machines phase winding output recurrent pulses electric current and comprise the driver module that driving switch reluctance motor moves, described controller is link position detector and current detector respectively, and the main circuit of described power inverter comprises Ai, Bi, Ci, Di four NMOS pipe, and Da, Db, Dc, tetra-diodes of Dd, described A phase and the series connection of B phase winding, C phase and the series connection of D phase winding, the common port of A phase and the series connection of B phase winding is connected with the common port of C phase and the series connection of D phase winding, the grid of the other end of A phase winding and NMOS pipe Ai, the negative pole of diode Da also connects, the drain electrode of the other end of B phase winding and NMOS pipe Bi, the positive pole of diode Db also connects, the grid of the other end of C phase winding and NMOS pipe Ci, the negative pole of diode Dc connects, the drain electrode of the other end of D phase winding and NMOS pipe Di, the positive pole of diode Dd also connects, the drain electrode of described NMOS pipe Ai, the drain electrode of NMOS pipe Ci, the negative pole of the negative pole of diode Db and diode Dd and connect after be connected with positive source, the source electrode of described four NMOS pipe is connected with the output of described driver module, the positive pole of described diode Da, the positive pole of diode Dc, the grid of NMOS pipe Bi is connected with power cathode with the grid of NMOS pipe Di.
Described load is food blending machine.
Described food blending machine comprises fuselage, base, agitator, shaft and is arranged on the blender in agitator, described fuselage and base interfix, described agitator is fixed on fuselage, also comprise central shaft, main shaft, belt wheel, described central shaft is parallel with shaft to be fixedly installed, described main shaft is with described central axes setting and engage by gear, and described switched reluctance machines is by main shaft described in band wheel drive.
Described switched reluctance machines comprises stator and rotor, and described stator and rotor are salient-pole structure, and the number of poles of described stator is 8, and the number of poles of rotor is 6.Be applied in mixer, adopt small power switch reluctance motor, can reduce the cost of controller, and employing rotor number of poles is respectively 8,6 switched reluctance machines, detent torque is large, can meet the entry condition of mixer in the situation that does not connect reduction gear box.
Described shaft and blender are with respect to agitator eccentric setting.
The beneficial effects of the utility model are, in switched reluctance motor system of the present utility model, and the main circuit of power inverter, switching device is few, and efficiency is high, and energy feedback is rapid, has solved the too much problem of connecting line; The variation that makes full use of the mutual inductance of energising two-phase produces torque, and superposition changes on the torque producing in every phase self-induction, when improving SRM winding commutation course, also makes SRM obtain maximum average torque; Be applied in mixer, use band transmission to reduce holistic cost, transmission is also very steady, easy to maintenance; By gear, transmission of power is arrived to shaft, the blender eccentric setting of agitator, reliable operation, easy to operate, not only for cream, cake liquid, egg flower, fillings, stir, also can be used for the making of dough, for example cook steamed bun, steamed twisted roll etc.; Switched reluctance machines speed is adjustable, therefore can adjust moment simulation and manually knead dough, energeticallyer road of the face of rubbing out.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structured flowchart of switched reluctance motor system of the present utility model.
Fig. 2 is the schematic diagram of the main circuit of middle power inverter of the present utility model.
Fig. 3 is the structural representation of the optimum embodiment of food blending machine of the present utility model.
Fig. 4 is the structural representation of switched reluctance machines in food blending machine of the present utility model.
In figure 1, blender, 2, agitator, 3, shaft, 4, central shaft, 5, main shaft, 6, belt wheel, 7, switched reluctance machines, 71, stator, 72, rotor, 8, fuselage, 9, controller, 10, base, 11, set lever, 12, machine head protecting cover, 13, motor mounting plate.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As Fig. 1, shown in Fig. 2, a kind of switched reluctance motor system of the present utility model, comprises power supply, switched reluctance machines, power inverter, controller, position detector, the load of current detector and connecting valve reluctance motor, described power supply connects described power inverter, and described switched reluctance machines comprises A, B, C, D tetra-phase windings, described power inverter is to described switched reluctance machines phase winding output recurrent pulses electric current and comprise the driver module that driving switch reluctance motor moves, described controller is link position detector and current detector respectively, and the main circuit of described power inverter comprises Ai, Bi, Ci, Di four NMOS pipe, and Da, Db, Dc, tetra-diodes of Dd, described A phase and the series connection of B phase winding, C phase and the series connection of D phase winding, the common port of A phase and the series connection of B phase winding is connected with the common port of C phase and the series connection of D phase winding, the grid of the other end of A phase winding and NMOS pipe Ai, the negative pole of diode Da also connects, the drain electrode of the other end of B phase winding and NMOS pipe Bi, the positive pole of diode Db also connects, the grid of the other end of C phase winding and NMOS pipe Ci, the negative pole of diode Dc connects, the drain electrode of the other end of D phase winding and NMOS pipe Di, the positive pole of diode Dd also connects, the drain electrode of described NMOS pipe Ai, the drain electrode of NMOS pipe Ci, the negative pole of the negative pole of diode Db and diode Dd and connect after be connected with positive source, the source electrode of described four NMOS pipe is connected with the output of described driver module, the positive pole of described diode Da, the positive pole of diode Dc, the grid of NMOS pipe Bi is connected with power cathode with the grid of NMOS pipe Di.
Described load is food blending machine, comprise fuselage 8, base 10, agitator 2, shaft 3 and be arranged on the blender 1 in agitator 2, described fuselage 8 interfixes with base 10, described agitator 2 is fixed on fuselage 8, also comprise central shaft 4, main shaft 5, belt wheel 6, described central shaft 4 is parallel with shaft 3 to be fixedly installed, and described main shaft 5 be arranged in parallel and engages by gear with described central shaft 4, and described switched reluctance machines 7 drives described main shaft 5 by belt wheel 6.Described shaft 3 and blender 1 are with respect to agitator 2 eccentric settings.Described switched reluctance machines 7 comprises stator 71 and rotor 72, and described stator 71 and rotor 72 are salient-pole structure, and the number of poles of described stator is 8, and the number of poles of rotor is 6.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to claim scope.
Claims (5)
1. a switched reluctance motor system, comprises power supply, switched reluctance machines, power inverter, controller, position detector, the load of current detector and connecting valve reluctance motor, described power supply connects described power inverter, and described switched reluctance machines comprises A, B, C, D tetra-phase windings, described power inverter is to described switched reluctance machines phase winding output recurrent pulses electric current and comprise the driver module that driving switch reluctance motor moves, described controller is link position detector and current detector respectively, it is characterized in that: the main circuit of described power inverter comprises Ai, Bi, Ci, Di four NMOS pipe, and Da, Db, Dc, tetra-diodes of Dd, described A phase and the series connection of B phase winding, C phase and the series connection of D phase winding, the common port of A phase and the series connection of B phase winding is connected with the common port of C phase and the series connection of D phase winding, the grid of the other end of A phase winding and NMOS pipe Ai, the negative pole of diode Da also connects, the drain electrode of the other end of B phase winding and NMOS pipe Bi, the positive pole of diode Db also connects, the grid of the other end of C phase winding and NMOS pipe Ci, the negative pole of diode Dc connects, the drain electrode of the other end of D phase winding and NMOS pipe Di, the positive pole of diode Dd also connects, the drain electrode of described NMOS pipe Ai, the drain electrode of NMOS pipe Ci, the negative pole of the negative pole of diode Db and diode Dd and connect after be connected with positive source, the source electrode of described four NMOS pipe is connected with the output of described driver module, the positive pole of described diode Da, the positive pole of diode Dc, the grid of NMOS pipe Bi is connected with power cathode with the grid of NMOS pipe Di.
2. switched reluctance motor system as claimed in claim 1, is characterized in that: described load is food blending machine.
3. switched reluctance motor system as claimed in claim 2, it is characterized in that: described food blending machine comprises fuselage (8), base (10), agitator (2), shaft (3) and be arranged on the blender (1) in agitator (2), described fuselage (8) interfixes with base (10), described agitator (2) is fixed on fuselage (8), also comprise central shaft (4), main shaft (5), belt wheel (6), described central shaft (4) and parallel being fixedly installed of shaft (3), described main shaft (5) be arranged in parallel and engages by gear with described central shaft (4), described switched reluctance machines (7) drives described main shaft (5) by belt wheel (6).
4. switched reluctance motor system as claimed in claim 3, it is characterized in that: described switched reluctance machines (7) comprises stator (71) and rotor (72), described stator (71) and rotor (72) are salient-pole structure, and the number of poles of described stator is 8, and the number of poles of rotor is 6.
5. switched reluctance motor system as claimed in claim 3, is characterized in that: described shaft (3) and blender (1) are with respect to agitator (2) eccentric setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320642375.9U CN203554343U (en) | 2013-10-18 | 2013-10-18 | Switched reluctance motor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320642375.9U CN203554343U (en) | 2013-10-18 | 2013-10-18 | Switched reluctance motor system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203554343U true CN203554343U (en) | 2014-04-16 |
Family
ID=50472403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320642375.9U Expired - Lifetime CN203554343U (en) | 2013-10-18 | 2013-10-18 | Switched reluctance motor system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203554343U (en) |
-
2013
- 2013-10-18 CN CN201320642375.9U patent/CN203554343U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213000 Zhencen Village, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province Co-patentee after: Changzhou Huayang Electronic Technology Co.,Ltd. Patentee after: Jiangsu Huayang Intelligent Equipment Co.,Ltd. Address before: 213105 Cen Village, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province Co-patentee before: Changzhou Huayang Electronic Technology Co.,Ltd. Patentee before: JIANGSU HUAYANG ELECTRICAL APPLIANCES Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |
|
| CX01 | Expiry of patent term |