What is Harmonics & what are its efect & which harmonic is dangerous

5 Answers   IBM,

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Hello everyone, somebody knows what is a "surplice power" ? The hole phrase is: "This rating is appropriate for a generator set paralleled with an infinite bus e.g. a national electrical supply network or grid where the generator set is run at 100% load, 24 hours a day, 365 days a year and any surplice power is exported into the grid" Thanks in advance.

0 Answers  

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what is deferens between HT&LT DG

2 Answers  

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If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?

0 Answers  

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what is general test conduted by transformer

8 Answers   Wipro,

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for 12KW motor which cable size has to select for ex.10 meter.

4 Answers  

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what is corona effect?

39 Answers   ABB, Genco, Wipro,

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we convert 66kv to 33kv then 33kv to 11kv,11kv to 440v.why not we convert directly from 66kv to440v?

7 Answers   HCL, L&T,

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what is conductor constant taken for calculation of voltage regulation of 11 kv and 33kv line on dog aor rabbit conductor

1 Answers   CSPDCL-Chhattisgarh State Power Distribution Company Limited,

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transformer core are laminated for what purpose?

9 Answers   NTPC,

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generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 Answers  

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state the functions of different parts of star delta starter.

1 Answers  

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