Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m

0 Answers  

---

can i know how to design overcurrent setting and earth fault for 11kv & o.433kv system assuming tx 1000kva.

2 Answers  

---

how actually an anti pumping device works? what is the operational principal?

2 Answers  

---

Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

0 Answers  

---

Can we parallel lise the secondary side of the two similiar transformers with same voltage ration, imp, but with different vector groups.. ( for ex. 11 KV / 6.6KV two trfs but different vector groups can we parallelise both of them ,, what happens if we parallelise them

1 Answers  

---

---

What is required of exietation to the alternater.

3 Answers  

---

we have one pumping station and 4.6 MW 7 no.s synchronous motors.so there is no required HT capacitor to improve power factor.But we have two no.s of 25 Mva power transformer connect to distribute the power for motors connect with 220 kv line.So i have required the HT capacitor to improve power factor at HT side i mean power transformer bus side.So please suggest how much HT capacitor banks required for same.

1 Answers  

---

what is the benift of HT metering & LT metering

1 Answers  

---

Is a 300w induction motor used in a food processor as powerful as a 1000w DC motor.

0 Answers  

---

how to calculate the no. of turns in secondary side of CT?

1 Answers  

---

How to measure the capacity/rating of a distribution transformer in KVA?

0 Answers  

---

I decided to provide a 11KV / 440V Xformer in my Substaion. What are the protection required for that?

5 Answers  

---