Dear All, Can anybody please tell me which value(saturated or unsaturated) of sub-transient reactance(Xd") we take for the calculation of fault current of the system?

2 Answers  

---

what is earth-fault?when it occurs? to check where it occurs what type of test should we do?

0 Answers   ONGC,

---

How to Calculate Contracted Maximum demand using motor Hp or Current

3 Answers  

---

Hello sir This is prakash from bangalore i have a doubt why we have to maintain DG power factor in the range 0.78 to 0.8 Perhaps i f it is increased means what will happen in DG

3 Answers  

---

WHATIS TIME CONSTANT? WHATIS ITS SIGNIFICANCE? ILLUSTRATE THROUGH EXAMLES.

0 Answers  

---

What are the circuit models used for analysis of medium length transmission lines? Which one is superior? Support your answer.

1 Answers   UPSC,

---

Do you know how to measure the earth resistance? if so explain it

42 Answers   ABB, BEL, BridgeStone, College School Exams Tests, Dalkia, Dalmia Group, DEC, Electrical, Genpact, HEC, IOCL, JLL, L&T, MSEB, Saraca, Sical, Telecommunications, University Exams,

---

what is the formula to calculate the fault level current for any substation?

2 Answers  

---

wd do u understand by stablity of ps?

2 Answers   IOCL,

---

what happens if dc supply is given and the remedies for it.

0 Answers  

---

What is routh hurwitz stability criterion?

0 Answers  

---

why vector group is ued

2 Answers  

---