JPS6288463U - - Google Patents
Info
- Publication number
- JPS6288463U JPS6288463U JP17997285U JP17997285U JPS6288463U JP S6288463 U JPS6288463 U JP S6288463U JP 17997285 U JP17997285 U JP 17997285U JP 17997285 U JP17997285 U JP 17997285U JP S6288463 U JPS6288463 U JP S6288463U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- permanent magnet
- synchronous motor
- magnet synchronous
- core
- 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.)
- Pending
Links
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Control Of Ac Motors In General (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図は本考案にかかる永久磁石同期電動機の
回転子の４極機における一実施例の要部横断面図
、第２図はその斜視図、第３図、第４図は本考案
にかかる永久磁石同期電動機の回転子の４極機に
おけるそれぞれ別の実施例の斜視図、第５図は永
久磁石同期電動機の本考案にかかる回転子と従来
形の回転子との性能比較グラフで、ａはトルク―
電流特性を、ｂはトルク―力率特性を示す。第６
図は電流位相進み遅れ制御回路のブロツク図、第
７図ａおよびｂはそれぞれ電流位相進み遅れ制御
方式における、電流位相遅れ時および電流位相進
み時の電圧電流ベクトル図、第８図は従来の永久
磁石同期電動機の４極機の一例の要部横断面図で
ある。
１……速度アンプ、２……Ａ／Ｄコンバータ、
３……カウンタ、４……正弦波ＲＯＭテーブル、
５……Ｄ／Ａコンバータ、６……電流アンプ、７
……ヒステリシリコンパレータ、８……三角波キ
ヤリヤ信号、９……ベースドライブ回路、１０…
…コンバータ、１１……インバータ、１２……永
久磁石同期電動機、１３……電流検出器、１４…
…位置センサ、１５……速度センサ、２０，３０
，４０，５０……回転子鉄心、２１，３１，４１
，５１……Ｎ極永久磁石、２２，３２，４２，５
２……Ｓ極永久磁石、２３，３３……溝、５３…
…鉄心。
Fig. 1 is a cross-sectional view of a main part of an embodiment of a four-pole rotor of a permanent magnet synchronous motor according to the present invention, Fig. 2 is a perspective view thereof, and Figs. 3 and 4 are according to the present invention. FIG. 5 is a perspective view of different embodiments of a four-pole rotor of a permanent magnet synchronous motor; FIG. is the torque
b indicates the current characteristic, and b indicates the torque-power factor characteristic. 6th
The figure is a block diagram of the current phase lead/lag control circuit, Figures 7a and b are voltage and current vector diagrams when the current phase lags and the current phase leads, respectively, in the current phase lead/lag control method.Figure 8 is the conventional permanent FIG. 2 is a cross-sectional view of essential parts of an example of a four-pole magnet synchronous motor. 1...Speed amplifier, 2...A/D converter,
3...Counter, 4...Sine wave ROM table,
5...D/A converter, 6...Current amplifier, 7
...Hysterical silicon parator, 8...Triangular wave carrier signal, 9...Base drive circuit, 10...
... converter, 11 ... inverter, 12 ... permanent magnet synchronous motor, 13 ... current detector, 14 ...
...Position sensor, 15...Speed sensor, 20,30
, 40, 50... Rotor core, 21, 31, 41
, 51... N pole permanent magnet, 22, 32, 42, 5
2...S pole permanent magnet, 23, 33...groove, 53...
...iron core.
Claims (1)
を有する永久磁石同期電動機において、電機子電
流による横軸方向の磁束が回転子鉄心内を通り易
いように、マグネツト磁極間の鉄心部を突起形状
としたことを特徴とする永久磁石同期電動機の回
転子。 In a permanent magnet synchronous motor that has a rotor with a magnet attached to the surface of the magnetic poles, the core between the magnet poles has a protruding shape so that the magnetic flux in the horizontal axis direction due to the armature current can easily pass through the rotor core. A rotor of a permanent magnet synchronous motor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17997285U JPS6288463U (en) | 1985-11-25 | 1985-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17997285U JPS6288463U (en) | 1985-11-25 | 1985-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6288463U true JPS6288463U (en) | 1987-06-05 |
Family
ID=31123504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17997285U Pending JPS6288463U (en) | 1985-11-25 | 1985-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6288463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06327206A (en) * | 1993-05-10 | 1994-11-25 | Toyota Motor Corp | Pm type synchronous motor |
| JPH08205437A (en) * | 1995-01-23 | 1996-08-09 | Toyota Motor Corp | Synchronous motor |
-
1985
- 1985-11-25 JP JP17997285U patent/JPS6288463U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06327206A (en) * | 1993-05-10 | 1994-11-25 | Toyota Motor Corp | Pm type synchronous motor |
| JPH08205437A (en) * | 1995-01-23 | 1996-08-09 | Toyota Motor Corp | Synchronous motor |
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