# 圓線圖

• Rs, Xs：定子電阻及定子漏電抗
• Rr', Xr', s：转子電阻及转子漏電抗、轉子滑差
• Rc, Xm,：鐵損及機械損，磁化電抗
• Vs：定子電壓
• I0 = OO', IBL = OA, I1 =OV：無載電流、堵轉電流，工作作電流
• Φ0, ΦBL：無載功因角，堵轉功因角
• Pmax, sPmax, PFmax, Tmax, sTmax：最大輸出功率及對應氣隙，最大功因、最大轉矩及對應氣隙
• η1, s1, PF1, Φ1,：工作電流下的效率、滑差、功因及功因角
• AB：表示轉子功率輸入，除以同步轉速後為啟動轉矩

## 參考資料

1. ^ Behrend, B.A. The Induction Motor and Other Alternating Current Motors, their Theory and Principles of Design. McGraw-Hill. 1921: ix [4 January 2013]. （原始内容存档于2019-07-08）.
2. ^ Heyland, A. A Graphical Method for the Prediction of Power Transformers and Polyphase Motors) (PDF). ETZ: 561–564. 1894 [4 January 2013]. （原始内容存档 (PDF)于2020-03-20）. 参数`|journal=`与模板`{{cite web}}`不匹配（建议改用`{{cite journal}}``|website=`） (帮助); `|volume=`被忽略 (帮助)
3. Terman, Frederick Emmons; Freedman, Cecil Louis; Lenzen, Theodore Louis; Rogers, Kenneth Alfred. The General Circle Diagram of Electrical Machinery 49. American Institute of Electrical Engineers, Transactions of the. Jan 1930.
4. ^ S.K.Bhattacharya. Electrical Machines 2008. Tata McGraw-Hill Education. : 359. ISBN 0-07-066921-X.
5. ^ Heyland, Alexander. A Graphical Treatment of the Induction Motor. G.H. Rowe, R.E. Hellmund (trans.). McGraw Publishing Company. 1906 [10 January 2013].
6. ^ Phase to Phase BV. The Asynchronous Motor Model (PDF): 5–6. 2006 [10 January 2013]. （原始内容 (PDF)存档于2014年8月10日）.
7. ^ Alger, Philip L.; et al. 'Induction Machines' subsec. of sec. 7 - Alternating-Current Generators and Motors. A.E. Knowlton (Ed.) (编). Standard Handbook for Electrical Engineers 8th. McGraw-Hill: 710–711. 1949.
8. ^ Fernandez, Francis M. Construction of Circle Diagram (PDF). College of Engineering Trivandrum. [10 January 2013]. （原始内容 (PDF)存档于2014-08-08）.