what is the minning of propotional, integral, derivative ?

1 Answers  

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calotropis is an example of the following phyllotaxy

1 Answers   APGenco,

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in the exciter the power is feeded from battry or control or whatever.and we need it in the generators for the stating . do we need it in the shutdown also?i mean the exciter>

2 Answers   Shell,

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what is mean by tan-delta tap in the potential transformer??

2 Answers  

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what will happen if i connect the buchholz relay in reverse direction.

1 Answers   MAN,

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what reason of line current and phase current in star connection and line current and phase current not equal in delta connection?

0 Answers   Suparco,

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Why is the diffrential protection in DG. What if the CT polarity is reversed while connecting for the same type of protection? How polarity can be made ok?

1 Answers  

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what is the effect of earth on capacitance in 3-phase and 1- phase transmission line?

0 Answers  

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what is the difference between energy efficient and high efficiency motors

2 Answers  

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What Normal(Tangent) towers and Tension(Cut-point) Towers?

1 Answers   ABB, BGR Energy, NTPC, Powermec,

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y we use neutral,all r told its used to for closed path..k its a just used to closed path,in a transmission line y we put same conductor used n both phase and neutral..if we use less than phase conductor in neutral mean we ll reduce cost its right r wrong..if we use mean any problem occur in transmission line..

0 Answers   ME,

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Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

0 Answers   TATA,

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