Electrical Machines
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Difference Between Single Phase and Three Phase Transformer
What is the Difference Between 1-Phase Transformer & 3-Phase Transformer? We all know that a transformer in an electrical machine, which is used to step-up or step-down the level of…
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Torque Equation of Induction Motor
Starting Torque, Full Load Torque, Torque at Synchronous Speed & Condition for Maximum Torque Equations of an Induction Motor An induction motor is widely used in industries as it produces…
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Equivalent Circuit of Induction Motor
What is the Equivalent Circuit of Induction Motor? An induction motor works on the principle of electromagnetic induction. The working of an induction motor is similar to the transformer. Also,…
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Cooling Methods of a Transformer
Types of Cooling Methods of Electrical Transformers A transformer is a static electromagnetic device that is used to convert electrical energy from one voltage level to another voltage level. During…
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Scott-T Connection of Transformer
What is Scott Connection or Scott-T Transformer? Scot Connection Scott connection is a type of connection of transformer that used to get two-phase power supply from three-phase source or vice-versa.…
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Polarity Test of a Transformer – Circuit Diagram and Working
What is a Polarity Test of a Transformer? Circuit and Working of Additive & Subtractive Polarity Tests In two winding transformers, one terminal is positive with respect to the other…
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Sumpner’s Test or Back-to-Back Test on a Transformer
Sumpner’s Test or Back-To-Back Test on Transformer for Efficiency, Voltage Regulation, & Heating Effect The open-circuit test and short circuit test are performed to determine the equivalent circuit parameter. With…
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Short Circuit Test and Open Circuit Test of Transformer
Open Circuit (No Load) and Short Circuit (On-Load) Test of a Transformer As we have seen in the equivalent circuit of transformer, there are four main parameters; Equivalent resistance (R01)…
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Equivalent Circuit of Electrical Transformer
What is the Equivalent Circuit of Transformer? An equivalent circuit of a transformer is a graphical representation of a transformer circuit in which the resistance and leakage reactance are imagined…
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How to Size a Generator? Portable, Backup & Standby for Home & Commercial Applications
How to Calculate the Right Size Generator for Home and Commercial Applications? A generator is a suitable alternative to provide electric power where and when you need it in case…
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