i am swathi, b.tech 4th year. In smps(switched mode power supply)we are using diodes,mosfets,igbts for controling of current. And my question is why we did not use thyristors(scr)? it is also act as a switch,then what is the drawback of scr as compared to above transisters> if we use the scr,then what is happening ? plz give reply as soon as possible bcoz i am doing project on smps. plz frnds i want ans for that. if anybody know the ans plz send to my e-mail id /swathi.tadakapally@gmail.com/

5 Answers   EEE, TCS,

---

Brief use of isolation transformer & how it works.

1 Answers  

---

HOW DG WORKS ?

3 Answers  

---

why excitor coil of an alternator can fail

3 Answers  

---

Anybody now how to claculate the Bescom power consumption?

1 Answers  

---

What is reactance, reluctance,capistance, pls give answeer in hinglish and be simply Jo asani we smajh m aa jaye

0 Answers  

---

Which transformer is suitable for 220/11 kV, 60 MVA, distribution , Y-Y or D-Y or Y-D, give comparison for the same.

3 Answers  

---

Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

---

When neutral is grounded in electrical circuit?

9 Answers   Balco,

---

How much duration I can keep open the CT if it is under loading condition(100 Amp load)?

3 Answers   Infosys, NTPC, Suzlon,

---

what r the earthing required for commissioning of D.G set?

5 Answers  

---

what is the function of mccb?

6 Answers  

---