why in a transformer frequency remains constant? if frequency is changing what will happen?

5 Answers  

---

hi can you give any body fault level calculation, generator fault level calculation,transformer fault level calculation for system fault level with equation? i have 3.3kv generation voltage three gas gen sets, one is 1.9MW,2nd is 2.5MW,& 3rd is 3.8MW & i have 11 kv generation voltage one gas gen sets is 3.8MW, we are step up to 22kv by transformer

3 Answers   Hindalco, Piramal Healthcare,

---

What are the implications when the power factor is is leading condition ?

1 Answers  

---

Hi all, please could anybody give me a suggestion about Electrical designs and calculations .. what text book should i follow as i am a trainee engineer and here work going not so favorable to me so please help me friends .. A small discription about my work which is going here is all about Electrical designs like cable sizing, lighting, lightning, Gensets sizing, motor sizing, transformer sizing, generator sizing, circuit breakers, PDB MCC PCC SLDB MLDB panels, Single line diagrams mainly, substation desings, cable routing and layouts, reactive power compensations, power factor improvement, voltage drop calculations, power generations, power transmission, power distributions all calculations i need .. please please if anybody experienced with this problem and got a solution then please help me .. just i need an apt text book for these all calculations and designs ..

0 Answers  

---

how to measure dc earth leakage current?

0 Answers  

---

---

How many types of electrical earthing are there?

0 Answers  

---

how can check the resistance of battery contact?

0 Answers   Cipla,

---

what use marshalling kishock in power transformer?

2 Answers  

---

Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?

0 Answers  

---

What is the result of under frequency to the system.

4 Answers  

---

what is the difference between Earthing,Grounding and neutral?

3 Answers   Biocon, Tata Steel Limited,

---

what is ferranti effect?

9 Answers  

---