what are corona losses

3 Answers   Siemens,

---

After synchronizing the running generator with grid, the avr getting tripped and the generator breaker also oettong tripped, before tripping the avr the pf meter of generator is showing leading pf please kindly give a suggestion to rectify this problem.

2 Answers   Thermax,

---

Either It Possible a dc Motor to Run On Ac Drive [ Ex : ACS 800 , Yaskawa F7 ] If it is Possible How Pls Inform Me dinesh_elect_eng@yahoo.com

0 Answers  

---

How to calculate wire length,size & current? ( related to control panel)

0 Answers   FSS, GK Controls, Panel Tech,

---

At what point crngo works like as crgo

0 Answers  

---

---

What is the deffirant between EARTH, GROUND AND NUTRAL

4 Answers   TCS,

---

Why the capcitor to be discharged after put in to operation & why not inductor though the both elements stores energy?

3 Answers  

---

What should be value of Circuit breaker operating time and tripping time?

5 Answers  

---

what is the difference between earthed cables and unearthed cables

2 Answers   Bhel,

---

What is the difference between tie bus and bus coupler?

1 Answers  

---

we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

0 Answers   MTN,

---

Is it really necessary to have reactive power in transmission line to transfer the power from one place to other?

3 Answers   Power Grid,

---