JNTUK B.Tech Electrical Machines – II Lab R13 Syllabus for Engineering it gives you detail information about Electrical Machines – II Lab syllabus.
Learning objectives
- To predetermine the efficiency and regulation of transformers and asses their performance.
- To predetermine the regulation of three–phase alternator by various methods, find Xd / Xq ratio of alternator and asses the performance of three–phase synchronous motor.
- To perform various tests on Induction motor for assessing its performance.
The following experiments are required to be conducted as compulsory experiments
- O.C. & S.C. Tests on Single phase Transformer
- Sumpner’s test on single phase transformers
- Scott connection of transformers
- No–load & Blocked rotor tests on three phase Induction motor
- Regulation of a three –phase alternator by synchronous impedance & M.M.F. Methods.
- V and Inverted V curves of a three—phase synchronous motor.
- Equivalent Circuit of a single phase induction motor
- Determination of Xd and Xq of a salient pole synchronous machine
In addition to the above eight experiments, at least any two of the following experiments are required to be conducted from the following list
- Parallel operation of Single phase Transformers
- Separation of core losses of a single phase transformer
- Brake test on three phase Induction Motor
- Regulation of three–phase alternator by Potier triangle method.
- Efficiency of a three–phase alternator
- Heat run test on a bank of 3 Nos. of single phase Delta connected transformers.
- Measurement of sequence impedance of a three–phase alternator.
Learning outcomes
- Able to predetermine the efficiency and regulation of transformers and asses their performance.
- Able to predetermine the regulation of three–phase alternator by various methods, find Xd / Xq ratio of alternator and asses the performance of three–phase synchronous motor.
- Able to perform various tests on Induction motor for assessing its performance.
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