**Induction Machine:**

**Approximate Circuit Model**** :** An Approximate Circuit Model of an induction motor, which results in considerable computational ease in analysis, is obtained by shifting the …

**Circuit Model Parameters** Tests to Determine Circuit Model Parameters Circuit Model Parameters – As the Circuit Model Parameters of an induction motor is similar to that of a transformer, …

**Classes of Squirrel cage motors**** :** Classes of Squirrel cage motors – To cater to the different starting and running requirements of a various industrial …

**Cogging and Crawling**** :** Cogging and Crawling – A squirrel-cage rotor may exhibit a peculiar behaviour in starting for certain relationships between the number of …

**Construction of Induction Motor :** The stator of an Construction of Induction Motor is similar to that of a synchronous machine and is wound for …

**Deep Bar Rotor**** :** Deep Bar Rotor – The chief advantage of the slip-ring induction motor compared to the squirrel-cage one lies in the fact that …

**Development of Circuit Model** (Equivalent Circuit): Development of Circuit Model – As we shall be mostly dealing with phasor magnitudes the superbar on phasor symbols …

**Double Cage Rotor**** :** Double Cage Rotor – A rotor design, which though more expensive gives still better starting, and running performances than the deep-bar …

**High Efficiency Induction Motors**** :** With ever-increasing energy cost the life-time operating cost of an induction motor can be traded against a high efficiency and …

**Induction Generator :** It has been observed from Fig. 9.14 and Example 9.7 that an induction machine is in generating mode for s < 0 …

**Induction machine Dynamics**** :** Induction machine Dynamics – In general, the mechanical time-constant for any machine is much larger than the electrical time constant. Therefore, …

**Introduction to Induction Machine :** The Introduction to Induction Machine is an important class of electric machines which finds wide applicability as a motor in …

**Inverted Induction Machine :** In a wound-rotor induction machine the three-phase supply can be given to the rotor windings through the slip rings and the …

**Isolated Induction Generator Working Principle**** :** An Isolated Induction Generator Working Principle feeding a load is shown in Fig. 9.61. The delta-connected capacitors across the …

**Power Across Air Gap Torque Power Output**** :** Power Across Air Gap Torque Power Output – The circuit model of Fig. 9.7(e) is redrawn in …

**Principle of Operation of Induction Motor :** The Principle of Operation of Induction Motor Figure 9.4 shows the cross-sectional view of an induction motor. The …

**Speed Control in Induction Machine**** :** Speed Control in Induction Machine – Stepless control of speed of induction motors cannot be carried out as efficiently …

**Starting Induction Motor :** At the time of Starting Induction Motor slip being unity, the load resistance with reference to the approximate circuit model of …

**Torque Slip Characteristic :** The expression for Torque Slip Characteristic (T(s)) is easily obtained by finding the Thevenin equivalent of the circuit to the left …