DEAR SIR, HOW TO CALCULATE WELDING TRANSFORMER CAPACITY IN KW OR KVA (POWER). TWO WELDING TRANSFORMER USED WHAT TYPE OF DG SET CAPACITY LIKE ( 45 KVA OR 62.5 KVA), PLEASE TELL THE WELDING TRANSFORMER RATEINGS. I AM REFINARY (TANKS WELDING) THANKING YOU

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what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.

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How servo stabilizer works.

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dear all, can any body explain that how to select an induction motor for a specific mechanical load(inertia). is there any formula or calculation then please give me. i shell be very thankful to all of you. Thank,s and Rgard,s.

1 Answers  

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How can we get a Neutral from a three phase suply? If we meet all three phases at a point to take neutral then why dont thay get sparked?

1 Answers  

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what is the difference between line voltage meter and relays

4 Answers   TCS,

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How to calculate phase to phase difference ?

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How capacitor improves pf

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what is impedence (Z) of transformer, what indicate in transformer , which perameter indicate in transformer

5 Answers   CTS, Suzlon,

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Generator,motor and alternator Working principal Please explain easily

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Why we are not using capacitor in line when load on Genset?

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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