CN113285542B - Permanent magnet motor with 10-pole 18-slot structure - Google Patents
Permanent magnet motor with 10-pole 18-slot structure Download PDFInfo
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- CN113285542B CN113285542B CN202110682574.1A CN202110682574A CN113285542B CN 113285542 B CN113285542 B CN 113285542B CN 202110682574 A CN202110682574 A CN 202110682574A CN 113285542 B CN113285542 B CN 113285542B
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- 238000004804 winding Methods 0.000 claims abstract description 329
- 239000003990 capacitor Substances 0.000 claims description 15
- 230000007935 neutral effect Effects 0.000 claims description 10
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 3
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 24
- 238000010586 diagram Methods 0.000 description 5
- 230000010349 pulsation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/18—Windings for salient poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
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- Power Engineering (AREA)
- Windings For Motors And Generators (AREA)
Abstract
The invention discloses a permanent magnet motor with a 10-pole 18-slot structure, which comprises a stator, a rotor and 18 winding coils; the stator comprises a stator core and 18 stator teeth uniformly distributed on the stator core; the rotor comprises a rotor core and 10 magnetic poles distributed on the rotor core; the 18 winding coils are connected in a winding way to form a six-phase winding, the six-phase winding is divided into two sets of windings, the first set of windings comprises Au, bv and Cw, the second set of windings comprises Dx, ey and Fz, the two sets of windings are connected in a manner of AFz, BDy, CEx and Uvw sets, the first set of windings form a star-shaped winding composed of Au, bv and Cw, and the second set of windings form a triangle-shaped winding or star-shaped winding composed of Dx, ey and Fz. Therefore, the length of the winding end is reduced, the parallel connection wire structure of two sets of windings is changed, six-phase operation in the motor is realized, the winding coefficient is improved, the cogging torque is restrained, the slot filling rate is improved, and the slot heat dissipation capacity is enhanced.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a permanent magnet motor with a 10-pole 18-slot structure.
Background
The existing permanent magnet motor with the outer diameter of 120mm and 10 poles mostly adopts a 12-slot or 24-slot structure, the minimum common multiple of the 12-slot structure of the 10 poles is small, the cogging torque is large, the number of slots is relatively small, and the heat dissipation capacity is poor; the 10-pole 24-slot structure is a distributed winding structure, so that the slot filling rate is low, the winding end is longer, the ineffective copper loss is more, and the efficiency of the permanent magnet motor is reduced; therefore, in order to reduce cogging torque and winding end length, the permanent magnet motor adopts a 10-pole 18-slot structure, but the winding coefficient of the 10-pole 18-slot structure is lower, so that the output power of the permanent magnet motor is limited.
In view of the above, the present inventors have conducted intensive studies on the basis of this, and have thus produced the present invention.
Disclosure of Invention
The invention aims to provide a permanent magnet motor with a 10-pole 18-slot structure, which can inhibit cogging torque, reduce the length of winding end parts, improve the slot filling rate and enhance heat dissipation, and can additionally improve the fault tolerance of the permanent magnet motor so as to ensure that the permanent magnet motor can output high power.
To achieve the above object, the solution of the present invention is:
A permanent magnet motor with a 10-pole and 18-slot structure comprises a stator, a rotor and 18 winding coils; the stator comprises a stator core and 18 stator teeth, wherein 18 stator teeth are uniformly distributed on the stator core, and 18 winding coils respectively correspond to the stator teeth; the rotor comprises a rotor core and 10 magnetic poles, wherein 10 magnetic poles are uniformly distributed on the rotor core; the 18 winding coils are wound and connected in a concentrated winding manner to form a six-phase winding, the six-phase winding is divided into two sets of windings, the first set of windings comprises Au, bv and Cw, the second set of windings comprises Dx, ey and Fz, the two sets of windings are connected in a AFz, BDy, CEx and Uvw set manner, so that the first set of windings form a star-shaped winding consisting of Au, bv and Cw, and the second set of windings form a triangle-shaped winding or star-shaped winding consisting of Dx, ey and Fz.
The number of turns of the winding coil on each stator tooth on the first set of windings is N1 turns, and the number of turns of the winding coil on each stator tooth on the second set of windings is N2 turns;
When the first set of windings form a star-shaped winding and the second set of windings form a triangle-shaped winding, the relation between the N1 turns and the N2 turns is that
When the first set of windings and the second set of windings form a star winding, respectively, the relationship of the N1 turns and the N2 turns is N1/n2=1/(2 cos pi/36).
When the first set of windings form star windings and the second set of windings form triangle windings, line voltages of the first set of windings and the second set of windings are equal, the Dx windings are symmetrically arranged with the Au windings as a center, the Ey windings are symmetrically arranged with the Bv windings as a center, and the Fz windings are symmetrically arranged with the Cw windings as a center.
The phase difference between the Au winding and the Dx winding is 90 degrees, the phase difference between the Bv winding and the Ey winding is 90 degrees, and the phase difference between the Cw winding and the Fz winding is 90 degrees.
The two ends of the Au winding are respectively an A end and a u end, the two ends of the Bv winding are respectively a B end and a v end, the two ends of the Cw winding are respectively a C end and a w end, the two ends of the Dx winding are respectively a D end and an x end, the two ends of the Ey winding are respectively an E end and a y end, the two ends of the Fz winding are respectively an F end and a z end, the A end and the F end, the B end and the D end, and the C end and the E end are respectively connected to a three-phase power supply.
When the first set of windings and the second set of windings form star windings, respectively, line voltages of the first set of windings and the second set of windings are equal, a phase difference between the Au winding and the Dx winding is 90 °, a phase difference between the Bv winding and the Ey winding is 90 °, and a phase difference between the Cw winding and the Fz winding is 90 °.
The two ends of the Au winding are respectively an A end and a u end, the two ends of the Bv winding are respectively a B end and a v end, the two ends of the Cw winding are respectively a C end and a w end, the two ends of the Dx winding are respectively a D end and an x end, the two ends of the Ey winding are respectively an E end and a y end, and the two ends of the Fz winding are respectively an F end and a z end; the neutral points of the two sets of windings are connected with a common neutral point, and the common neutral point is a common connection point of a u end, a v end, a w end, an x end, a y end and a z end; and capacitors are respectively connected between the end A and the end D, between the end B and the end E and between the end C and the end F, a three-phase power supply is respectively connected with the end D and the first capacitor, and the end E and the second capacitor, and the end F and the third capacitor.
After the structure is adopted, the invention has the following beneficial effects: the 10-pole 18-slot structure is adopted, the length of the winding end is reduced, the parallel connection structure of two sets of windings is changed on the basis of not increasing the cost of a controller and a driver, the six-phase operation in the motor is realized, the winding coefficient is improved, the cogging torque is restrained, the slot filling rate is improved, the slot heat dissipation capacity is enhanced, meanwhile, when a certain winding coil (such as winding coil u) fails, one set of windings (Au, bv and Cw) can be stopped, the other set of windings (Dx, ey and Fz) continue to operate, the three-phase balanced operation is realized, the capacity maintenance stable operation is reduced, the fault tolerance capacity of the permanent magnet motor is improved, and finally the high power output of the permanent magnet motor is ensured.
Drawings
FIG. 1 is a cross-sectional view of a 10 pole 18 slot configuration permanent magnet motor of the present invention;
Fig. 2 is a diagram of stator tooth magnetomotive force phase in a 10-pole 18-slot structure permanent magnet motor according to the present invention;
FIG. 3 is a wiring diagram of the internal winding coil of the six-phase winding in the 10-pole 18-slot structure permanent magnet motor of the invention;
fig. 4 is a schematic diagram of six-phase winding terminal connection in the first embodiment;
FIG. 5 is a diagram of a six-phase winding electromotive star in a second embodiment;
fig. 6 is a wiring diagram of a six-phase winding circuit in the second embodiment.
In the figure:
1-a stator core; 2-rotor core.
Detailed Description
In order to further explain the technical scheme of the invention, the invention is explained in detail by specific examples.
1-3, The permanent magnet motor with the 10-pole and 18-slot structure comprises a stator, a rotor and 18 winding coils, wherein the stator comprises a stator core 1 and 18 stator teeth, the 18 stator teeth are uniformly arranged at intervals along the circumferential direction of the stator core 1, and the 18 winding coils and the 18 stator teeth are respectively arranged one by one, namely the 18 winding coils are respectively wound on the corresponding stator teeth; the rotor includes a rotor core 2 and 10 magnetic poles, the 10 magnetic poles being respectively arranged at regular intervals in the circumferential direction of the rotor core 2. The 18 windings are wound and connected in a conventional concentrated winding manner to form a six-phase winding, in this embodiment, the six-phase winding is Au, bv, cw, dx, ey and Fz respectively, the six-phase winding is divided into two sets of windings, the first set of windings includes Au, bv and Cw, the second set of windings includes Dx, ey and Fz, and the two sets of windings are connected in a manner of AFz, BDy, CEx and Uvw sets, so that the first set of windings form a star-shaped winding composed of Au, bv and Cw, and the second set of windings form a triangle-shaped winding or a star-shaped winding composed of Dx, ey and Fz.
In this embodiment, the stator teeth are sequentially arranged along the circumferential direction of the stator core 1 to form stator teeth T1, T2, … …, and T18, the stator teeth of the first set of windings are respectively stator teeth T1, T4, T7, T10, T13, and T16, and the stator teeth of the second set of windings are respectively stator teeth T2, T3, T5, T6, T8, T9, T11, T12, T14, and T15; the winding coil on the stator tooth T1 and the winding coil on the stator tooth T10 are connected in series to form an Au winding, namely an A-phase winding; the winding coil on the stator tooth T7 and the winding coil on the stator tooth T16 are connected in series to form a Bv winding, namely a B-phase winding; the winding coil on the stator tooth T13 and the winding coil on the stator tooth T4 are connected in series to form a Cw winding, namely a C-phase winding; the winding coils on the stator teeth T2 are reversely connected in series with the winding coils on the stator teeth T18, the winding coils on the stator teeth T18 are reversely connected in series with the winding coils on the stator teeth T11, and the winding coils on the stator teeth T11 are connected in series with the winding coils on the stator teeth T9 to form Dx windings, namely D phase windings; the winding coils on the stator teeth T8 are reversely connected in series with the winding coils on the stator teeth T6, the winding coils on the stator teeth T6 are reversely connected in series with the winding coils on the stator teeth T17, and the winding coils on the stator teeth T17 are connected in series with the winding coils on the stator teeth T15 to form Ey windings, namely E-phase windings; the winding coils on the stator teeth T14 are reversely connected in series with the winding coils on the stator teeth T12, the winding coils on the stator teeth T12 are reversely connected in series with the winding coils on the stator teeth T5, and the winding coils on the stator teeth T5 are connected in series with the winding coils on the stator teeth T3 so as to form Fz windings, namely F-phase windings. Wherein, in each set of windings, the phase difference between each two phases is 120 DEG electrical angle.
It should be noted that the present invention is applicable to a permanent magnet motor with 10-pole 18 slots and a permanent magnet motor with 10-pole 18 slots as a basic unit, that is, the stator includes a stator core and 18N stator teeth, and correspondingly, the magnetic poles are 10N, where N is an integer greater than or equal to 1.
The connection of the first set of windings and the second set of windings is described in detail below.
Example 1
As shown in fig. 3-4, in this embodiment, the first set of windings forms a star-shaped winding composed of Au, bv, and Cw, and the second set of windings forms a triangle-shaped winding composed of Dx, ey, and Fz.
The number of turns of the winding coil wound on each stator tooth (T1, T4, T7, T10, T13 and T16) on the first set of windings is N1 turns, the number of turns of the winding coil wound on each stator tooth (T2, T3, T5, T6, T8, T9, T11, T12, T14 and T15) on the second set of windings is N2 turns, and the mathematical relationship of N1 and N2 in this embodiment is: Namely, N1 is 1.39 times of N2 to ensure that the line voltages of the first set of windings and the second set of windings are equal, but the phase voltages are not equal, namely, the voltage between the lead wire of the a-phase winding and the lead wire of the B-phase winding, the voltage between the lead wire of the B-phase winding and the lead wire of the C-phase winding, the voltage between the lead wire of the a-phase winding and the lead wire of the C-phase winding, the voltage between the lead wire of the D-phase winding and the lead wire of the E-phase winding, the voltage between the lead wire of the E-phase winding and the lead wire of the F-phase winding, and the voltage between the lead wire of the D-phase winding and the lead wire of the F-phase winding are all equal. As shown in fig. 4, the Dx winding is arranged symmetrically about the Au winding, the Ey winding is arranged symmetrically about the Bv winding, and the Fz winding is arranged symmetrically about the Cw winding. The two ends of the A phase winding are an A end and a u end respectively, the two ends of the B phase winding are a B end and a v end respectively, the two ends of the C phase winding are a C end and a w end respectively, the two ends of the D phase winding are a D end and an x end respectively, the two ends of the E phase winding are an E end and a y end respectively, the two ends of the F phase winding are an F end and a z end respectively, the A end of the A phase winding and the F end of the F phase winding, the B end of the B phase winding and the D end of the D phase winding, and the C end of the C phase winding and the E end of the E phase winding are connected to a three-phase power supply respectively, namely the six phase windings are arranged in parallel to realize six-phase operation in the permanent magnet motor, and the two windings work simultaneously, namely the star-triangle double windings form six-phase operation in the interior.
In this embodiment, the phase difference between the a-phase winding and the D-phase winding is 90 °, the phase difference between the B-phase winding and the E-phase winding is 90%, and the phase difference between the c-phase winding and the F-phase winding is 90.
In this embodiment, according to conventional calculation, the winding distribution coefficient of the first set of windings is 1, and the winding coefficient of the second set of windings is 0.9848, which is improved compared with the conventional three-phase 10-pole 18-slot concentrated winding.
In the embodiment, the stator of the permanent magnet motor adopts an 18-slot structure, the rotor adopts a 10-pole structure, the least common multiple of the slot number of the stator and the pole number of the rotor is 90, the cogging torque is greatly reduced, and the axial size of the permanent magnet motor is shortened by adopting a centralized winding, so that the volume of the permanent magnet motor is reduced, and the manufacturing is more convenient.
Therefore, the two sets of winding turns ratio designs are adopted in the embodiment, and on the basis of not increasing the cost of the controller and the driver, namely, the controller and the driver are not changed, the internal six-phase operation of the permanent magnet motor is realized, the winding coefficient is improved, the torque pulsation is reduced, and the advantages of short winding end part, good heat dissipation and small cogging torque of the 10-pole 18-slot concentrated winding are reserved.
Example two
As shown in fig. 3 and as shown in fig. 5-6, the first set of windings forms a star-shaped winding of Au, bv and Cw in this embodiment, and the second set of windings forms a star-shaped winding of Dx, ey and Fz.
The number of turns of the winding coil wound on each stator tooth (T1, T4, T7, T10, T13 and T16) on the first set of windings is N1 turns, the number of turns of the winding coil wound on each stator tooth (T2, T3, T5, T6, T8, T9, T11, T12, T14 and T15) on the second set of windings is N2 turns, and the mathematical relationship of N1 and N2 in this embodiment is: n1/n2=1/(2 cos pi/36), i.e. N1 is 0.502 times N2 to ensure that the line voltages of the two sets of windings are equal. As shown in fig. 5, the line voltages of the first set of windings and the second set of windings are equal, that is, the voltage between the lead wire of the a-phase winding and the lead wire of the B-phase winding, the voltage between the lead wire of the B-phase winding and the lead wire of the C-phase winding, the voltage between the lead wire of the a-phase winding and the lead wire of the C-phase winding, the voltage between the lead wire of the D-phase winding and the lead wire of the E-phase winding, the voltage between the lead wire of the E-phase winding and the lead wire of the F-phase winding, and the voltage between the lead wire of the D-phase winding and the lead wire of the F-phase winding are equal. The phase difference between the A phase winding and the D phase winding is 90 degrees, the phase difference between the B phase winding and the E phase winding is 90 degrees, and the phase difference between the C phase winding and the F phase winding is 90 degrees.
Further, as shown in fig. 5-6, two ends of the a-phase winding are an a-end and a u-end, two ends of the B-phase winding are a B-end and a v-end, two ends of the C-phase winding are a C-end and a w-end, two ends of the D-phase winding are a D-end and an x-end, two ends of the E-phase winding are an E-end and a y-end, and two ends of the F-phase winding are an F-end and a z-end, respectively. The neutral points of the two sets of windings are connected with a common neutral point, wherein the u end, the v end, the w end, the x end, the y end and the z end are connected with each other, the common neutral point refers to a common connection point of the u end, the v end, the w end, the x end, the y end and the z end, and the neutral point refers to a common point of the star-shaped windings; and the end A and the end D, the end B and the end E and the end C and the end F are respectively connected through capacitors, namely three capacitors, in the embodiment, each capacitor is 1-100uF, and parameters of the three capacitors are the same, so that the phase difference of corresponding phases is adjusted to be kept at 90 degrees, and the six-phase windings of the permanent magnet motor are ensured to work simultaneously. And the three-phase power supply is respectively connected with the end D and the positive electrode of the first capacitor C1, the end E and the positive electrode of the second capacitor C1, and the end F and the positive electrode of the third capacitor C1.
In this embodiment, the mathematical relationship between N1 and N2 is: and (2) N1/n2=1/(2 cos pi/36), namely, N1/n2=0.502, so that the concentrated winding turns are designed according to the proportion of N1/n2=0.502, and the two sets of windings form a capacitance phase shifting circuit, so that the permanent magnet motor runs in six phases in the permanent magnet motor under a three-phase power supply, the double windings form six-phase currents, and six-phase magnetic fields are generated, so that the formed rotating magnetic field is more stable, the winding coefficient of the 10-pole 18-slot permanent magnet motor is improved, and the torque pulsation is reduced.
In addition, in the invention, when a certain winding fails, taking a u winding as an example, the first set of windings can be selected to be deactivated, namely the A phase winding, the B phase winding and the C phase winding are deactivated, the D phase winding, the E phase winding and the F phase slot group continue to realize three-phase balanced operation so as to reduce the capacity and still maintain stable operation, thereby improving the fault tolerance of the permanent magnet motor, ensuring the high power output of the permanent magnet motor, and improving the power by 25 percent compared with the conventional permanent magnet motor with 10 poles and 18 slots.
The foregoing description is only of the preferred embodiments of the present invention, and all equivalent changes and modifications that come within the scope of the following claims are intended to be embraced therein.
Claims (4)
1. A 10 utmost point 18 groove structure permanent magnet machine, its characterized in that: the stator comprises a stator, a rotor and 18 winding coils; the stator comprises a stator core and 18 stator teeth, wherein 18 stator teeth are uniformly distributed on the stator core, and 18 winding coils respectively correspond to the stator teeth; the rotor comprises a rotor core and 10 magnetic poles, wherein 10 magnetic poles are uniformly distributed on the rotor core; the 18 winding coils are wound and connected in a concentrated winding manner to form a six-phase winding, the six-phase winding is arranged in parallel, the six-phase winding is divided into two sets of windings, a first set of windings comprises Au, bv and Cw, a second set of windings comprises Dx, ey and Fz, the two sets of windings are connected in a manner of AFz, BDy, CEx and Uvw sets, so that the first set of windings form a star-shaped winding consisting of Au, bv and Cw, and the second set of windings form a triangle-shaped winding or a star-shaped winding consisting of Dx, ey and Fz;
The second set of windings form a triangular winding consisting of Dx, ey and Fz, the Dx winding is symmetrically arranged by taking the Au winding as a center, the Ey winding is symmetrically arranged by taking the Bv winding as a center, and the Fz winding is symmetrically arranged by taking the Cw winding as a center; taking the number of turns of the winding coil on each stator tooth on the first set of windings as N1 turns, and taking the number of turns of the winding coil on each stator tooth on the second set of windings as N2 turns; the relation between the N1 turns and the N2 turns is that
When the second set of windings form a star-shaped winding consisting of Dx, ey and Fz, the neutral points of the two sets of windings are connected with a common neutral point, and the u end, the v end, the w end, the x end, the y end and the z end are connected with each other, wherein the common neutral point refers to a common connection point of the u end, the v end, the w end, the x end, the y end and the z end, and the relationship between N1 turns and N2 turns is N1/N2 = 1/(2 cos pi/36);
The two ends of the Au winding are respectively an A end and a u end, the two ends of the Bv winding are respectively a B end and a v end, the two ends of the Cw winding are respectively a C end and a w end, the two ends of the Dx winding are respectively a D end and an x end, the two ends of the Ey winding are respectively an E end and a y end, and the two ends of the Fz winding are respectively an F end and a z end; and capacitors are respectively connected between the end A and the end D, between the end B and the end E and between the end C and the end F, a three-phase power supply is respectively connected with the end D and the first capacitor, and the end E and the second capacitor, and the end F and the third capacitor.
2. A 10 pole 18 slot construction permanent magnet machine according to claim 1, wherein: the phase difference between the Au winding and the Dx winding is 90 degrees, the phase difference between the Bv winding and the Ey winding is 90 degrees, and the phase difference between the Cw winding and the Fz winding is 90 degrees.
3. A 10 pole 18 slot construction permanent magnet machine according to claim 1 or 2, wherein: the two ends of the Au winding are respectively an A end and a u end, the two ends of the Bv winding are respectively a B end and a v end, the two ends of the Cw winding are respectively a C end and a w end, the two ends of the Dx winding are respectively a D end and an x end, the two ends of the Ey winding are respectively an E end and a y end, the two ends of the Fz winding are respectively an F end and a z end, the A end and the F end, the B end and the D end, and the C end and the E end are respectively connected to a three-phase power supply.
4. A 10 pole 18 slot construction permanent magnet machine according to claim 1, wherein: when the first set of windings and the second set of windings form star windings, respectively, line voltages of the first set of windings and the second set of windings are equal, a phase difference between the Au winding and the Dx winding is 90 °, a phase difference between the Bv winding and the Ey winding is 90 °, and a phase difference between the Cw winding and the Fz winding is 90 °.
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| CN202110682574.1A CN113285542B (en) | 2021-06-18 | 2021-06-18 | Permanent magnet motor with 10-pole 18-slot structure |
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| CN202110682574.1A CN113285542B (en) | 2021-06-18 | 2021-06-18 | Permanent magnet motor with 10-pole 18-slot structure |
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| CN113285542B true CN113285542B (en) | 2024-06-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109888941A (en) * | 2019-03-13 | 2019-06-14 | 江苏迈吉易威电动科技有限公司 | A kind of 18N-10N structure low noise fractional-slot concentratred winding magneto |
| CN214900408U (en) * | 2021-06-18 | 2021-11-26 | 泉州装备制造研究所 | Permanent magnet motor with 10-pole 18-slot structure |
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| JP2007312513A (en) * | 2006-05-18 | 2007-11-29 | Hitachi Industrial Equipment Systems Co Ltd | Permanent magnet type rotating electric machine and electric compressor using the same |
| CN101951105A (en) * | 2010-09-29 | 2011-01-19 | 东南大学 | Modularized permanent magnet synchronous generator |
| CN101986514B (en) * | 2010-12-09 | 2012-08-15 | 江西泰豪特种电机有限公司 | Six-phase winding of small high-speed permanent magnet motor |
| WO2019128051A1 (en) * | 2017-12-27 | 2019-07-04 | 安徽美芝精密制造有限公司 | Permanent magnet motor and compressor |
-
2021
- 2021-06-18 CN CN202110682574.1A patent/CN113285542B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888941A (en) * | 2019-03-13 | 2019-06-14 | 江苏迈吉易威电动科技有限公司 | A kind of 18N-10N structure low noise fractional-slot concentratred winding magneto |
| CN214900408U (en) * | 2021-06-18 | 2021-11-26 | 泉州装备制造研究所 | Permanent magnet motor with 10-pole 18-slot structure |
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