Polarity Test of Transformer
What is the Polarity Test of Transformer? The term polarity means the flow of the current direction. In the DC circuit, one terminal is positive, and the second terminal is…
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Short-circuit Test on Transformer
A short-circuit test is performed in the transformer to find the series branch parameter of the equivalent circuit of the transformer. The short-circuit test determines the copper loss of the…
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Instrument Transformer: Definition, Applications, Types, and Advantages
In a power system network, the voltage level is different for all stages of the network. And as we know, to reduce the loss and make the system cost-effective, we…
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Types of Transformer
The transformer is a device that is used to convert the electrical power at one voltage level to the other voltage level. If the transformer is used to convert a…
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Transformer Winding
As we have seen in the construction of the transformer, it has two main parts; Transformer core and transformer winding. Transformer winding is divided into two parts; primary winding and…
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Transformer Core
In a simple two-winding transformer, the primary and secondary windings wound on a separate limb or core. The core is made of the soft iron that provides a low reluctance…
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Difference between Conventional Transformer and Autotransformer
The normal transformer has two windings; primary winding and secondary winding. The autotransformer is a special kind of which has a common winding for primary and secondary winding. The operating…
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Single-phase Autotransformer
The normal transformer has two windings; primary winding and secondary winding. The autotransformer is a special kind of which has a common winding for primary and secondary winding. The operating…
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Cooling Methods of Transformer
A transformer is a static device used to transfer the electrical energy from one voltage level to another voltage level. As we have seen in the construction of the transformer,…
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Load Test on Single-Phase Transformer
Before starting the Load Test on Single-Phase Transformer , let’s define the voltage regulation. Voltage Regulation When a transformer loaded with a constant primary voltage, the secondary voltage varies because…
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