JPH01109266U - - Google Patents
Info
- Publication number
- JPH01109266U JPH01109266U JP339388U JP339388U JPH01109266U JP H01109266 U JPH01109266 U JP H01109266U JP 339388 U JP339388 U JP 339388U JP 339388 U JP339388 U JP 339388U JP H01109266 U JPH01109266 U JP H01109266U
- Authority
- JP
- Japan
- Prior art keywords
- coils
- coil groups
- sets
- auxiliary
- main
- 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
- 230000006698 induction Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Description
図面は本考案の一実施例を示すもので、第１図
ａはコイル分布図、同ｂ，ｃはコイル切換接続に
伴う電流分布の変化を説明する図、第２図ａ，ｂ
はコイル切換接続を説明する回路図である。
１……主コイル、２……補助コイル、Ｌ１，Ｌ
２……主コイルグループ、Ｌ３，Ｌ４……補助コ
イルグループ、Ｌ１１〜Ｌ１６，Ｌ２１〜Ｌ２６
……主コイル組、Ｌ３１〜Ｌ３６，Ｌ４１〜Ｌ４
６……補助コイル組、Ｍ１〜Ｍ４，Ａ１〜Ａ４…
…端子、Ｃ……進相コンデンサ。
The drawings show an embodiment of the present invention, in which Figure 1a is a coil distribution diagram, Figures b and c are diagrams explaining changes in current distribution due to coil switching connection, and Figures 2a and b are diagrams illustrating changes in current distribution due to coil switching connection.
FIG. 2 is a circuit diagram illustrating coil switching connection. 1... Main coil, 2... Auxiliary coil, L 1 , L
2 ...Main coil group, L3 , L4 ...Auxiliary coil group, L11 to L16 , L21 to L26
...Main coil set, L31 to L36 , L41 to L4
6 ...Auxiliary coil set, M1 to M4 , A1 to A4 ...
...terminal, C...phase advance capacitor.
Claims (1)
４スロツトピツチの主コイル２個を分布巻に配し
て組をなすコイル４ｎ組配設し、コイルの組を直
列に接続してそれぞれ２ｎ組のコイルからなる２
つの主コイルグループＬ１，Ｌ２を構成し、該主
コイルを配設する溝と同じ溝を用い４スロツトピ
ツチの補助コイル２個を、分布巻に配して組をな
すコイル４ｎ組配設し、コイルの組を直列に接続
してそれぞれ２ｎ組のコイルからなる２つの補助
コイルグループＬ３，Ｌ４を構成し、コイルグル
ープＬ１，Ｌ３に対するコイルグループＬ２，Ｌ
４の接続切換により、主コイルグループＬ１，Ｌ
２による磁界及び補助コイルグループＬ３，Ｌ４
による磁界をそれぞれ２ｎ極と４ｎ極に変換して
、主コイルグループＬ１，Ｌ２及び補助コイルグ
ループＬ３，Ｌ４による回転磁界を正逆に切換え
る極数変換誘導電動機において、前記主コイル及
び補助コイルを、２スロツト交互に、スロツトの
上部及び下部に入るように配置したことを特徴と
する極数変換誘導電動機。 The number of stator grooves is 16n (n≧1), and in these grooves, two main coils with 4 slot pitch are arranged in distributed winding to form a set of 4n coils, and the coil sets are connected in series. 2 consisting of 2n sets of coils
Two auxiliary coils of 4 slot pitch are arranged in the same groove as the groove in which the main coils are arranged, and 4n sets of coils are arranged in distributed winding. , coil sets are connected in series to form two auxiliary coil groups L 3 and L 4 each consisting of 2n sets of coils, and coil groups L 2 and L for coil groups L 1 and L 3 .
By switching the connection of 4 , the main coil groups L 1 , L
2 magnetic field and auxiliary coil groups L 3 , L 4
In the pole number conversion induction motor, the magnetic field of the main coil groups L 1 , L 2 and the auxiliary coil groups L 3 , L 4 is switched between forward and reverse directions by converting the magnetic field caused by the main coils into 2n poles and 4n poles, respectively. A pole-change induction motor characterized in that auxiliary coils are arranged alternately in two slots, so as to fit into the upper and lower parts of the slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP339388U JPH0644301Y2 (en) | 1988-01-14 | 1988-01-14 | Pole conversion induction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP339388U JPH0644301Y2 (en) | 1988-01-14 | 1988-01-14 | Pole conversion induction motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01109266U true JPH01109266U (en) | 1989-07-24 |
| JPH0644301Y2 JPH0644301Y2 (en) | 1994-11-14 |
Family
ID=31204988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP339388U Expired - Lifetime JPH0644301Y2 (en) | 1988-01-14 | 1988-01-14 | Pole conversion induction motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0644301Y2 (en) |
-
1988
- 1988-01-14 JP JP339388U patent/JPH0644301Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0644301Y2 (en) | 1994-11-14 |
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