speed control of induction motor ppt

Ngày tải lên: 18/12/2013, 22:06

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Ngày tải lên: 13/08/2014, 03:20

... a control strategy that varies the frequency and voltage of the signal applied to the windings of the induction motor, while controlling the flux created in the air-gap of the induction motor. ... designed to control a brush-less DC motor. However, by constructing a feedback loop that can detect the outputs of an induction motor, we can use this motor controller to control an induction ... the induction motor s many advantages are clearly explained. Wildi also presents the two types of induction motors: “the squirrel cage induction motor and the “wound motor . An explanation of...

Ngày tải lên: 27/10/2013, 23:15

... angular speed ω c . Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System 12 7. Control Design The objective of the exercise is to control the angular speed of the ... A schematic diagram of a DC motor is shown in Figure 6. Figure 6. Schematic Diagram of a DC Motor Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System 10 ... Furthermore, the control of AC actuators was a difficult task at that time. Today, AC motors are also widely used as servo-motors, employing modern methods of phase- voltage control and frequency control...

Ngày tải lên: 25/01/2014, 13:20

... Systems, and Computer Integrated Manufacturing. Printice-Hall, 1987. 2. Yoram Koren: Computer Control of Manufacturing Systems. McGraw-Hill, 1983. 3. Japanese National Research Institute: Mechanical ... loại: (1) điều khiÓn thÝch nghi tèi −u (Adaptive Control With Optimization - ACO) và (2) điều khiển thích nghi theo điều kiện giới hạn (Adaptive Control With Constraints - ACC). Hệ ACO điều khiển ... giá trị lực cắt, chuyển thành tín hiệu điện áp để cung cấp cho bộ điều khiển (AC Controller). - Chức năng AC Controller đợc thực hiện nhờ một PC, có cắm card thu nhận và xử lý tín hiệu PCL-812...

Ngày tải lên: 10/12/2013, 13:16

... This paper proposes an adaptive control method of partially known system and shows its application result to control of a two-wheeled welding mobile robot. The controlled system is designed using ... [17] N. Sarkar, X. Yun and V. Kumar, Control of Mechanical Systems With Rolling Constrains: Application to Dynamic Control of Mobile Robots”, The Int. Journal of Robotics Research, Vol. 13, No. ... Motion Control of Mobile Robot for Lattice Type of Welding Line”, KSME International Journal , Vol. 16, No. 1, pp. 83-93, 2002. [5] B.O. Kam, Y.B. Jeon and S.B. Kim, “Motion Control of Two-Wheeled...

Ngày tải lên: 10/12/2013, 13:16

Ngày tải lên: 17/12/2013, 18:06

... : Algorithm of the proposed MPPT control method. Fig.7: Wind turbine output power without MPPT control method for low wind speed. Fig.8: Wind turbine output power with MPPT control method ... Search rules of the various cases of operation are summarized in the table I. Fi g.4. Operation modes of buck boost converter 2 Unlike constant -speed control, a variable -speed control can ... method for low wind speed. Fig. 9 and 10 give the wind turbine output power without and with MPPT control method for high wind speed. The impact of the proposed MPPT control method used...

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Ngày tải lên: 03/01/2014, 19:44