Akhilesh Kumar Nair

Akhilesh Kumar Nair

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Member since
Sep 11, 2013
Last active
Dec 13, 2018
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  1. #Threads

    For design of LPS what is value of discharge current?

    For designing a lightning protection system what is general discharge current taken for calculations.If there the value is universal standard for whole...

  2. #Threads

    6d88d2b0-ee41-4b82-b2e8-b666e3a22c11

    pinankYes you can say it in a way. But if u are wondering why a 5 phase system is not used in...

  3. #Threads

    14c03ae7-25c0-45d2-bdfb-a728af68da19

    pinankYes you can say it in a way. But if u are wondering why a 5 phase system is not used in...

  4. #Threads

    1089b6cc-1916-4d0f-ab82-e5fa54c9c1d3

    pinankNo in a 5 phase system you won't get the symmetry between the phases. Let's say there are 5 phases A,B C...

  5. #Threads

    05d25fcf-e6b4-4cfd-81ae-62a8fbfee183

    pinankWe know nature always follows a balanced system. Now consider a system with more than 3 phases. The angular displacement between two...

  6. #Threads

    bb1214f6-e2f6-4e97-b7e0-0c25ac762277

    Void RunnerYou can use as many phases as you want. The main concerns are costs and heat generation, at a certain point...

  7. #Threads

    931a33bf-c75b-4b98-acce-a413759f2041

    Saandeep SreerambatlaI think you have got me wrong here. Consider a 3 phase system which has phase angle of 120 degrees and...

  8. #Threads

    22b7990c-9674-426a-bfd2-34a96cfdc627

    Saandeep SreerambatlaI have spoke to my friend who has done some Phd in electrical Engineering, I have shown him this thread and...

  9. #Threads

    0b6ffad0-9ac7-4eb0-a8c6-6ee0ca889571

    Jeffrey SamuelMate I aam sure you mean that the Phase difference between the maximum voltage is 120 in 3 phase and 72...

  10. #Threads

    ce9b53bb-0966-4aae-936b-43d437595d66

    vamsi kancharlafor 3-phase peak voltage can be obtained well when compared with 5 phaseIf you're explaining something or asking I apologize sir...

  11. #Threads

    47be8c8d-5ed1-456e-9d22-3e9085ce749b

    naman2511i am talking about the power gain... single phase power is VIcos(phi) while that of three phase system, power is sqrt(3)*V*I*cos(phi) where...

  12. #Threads

    8627c98c-2e98-4709-aafa-ee5c1a2c7872

    Dhayalan.Swhen will the rotor angle change in large alternators???It changes when there is a change in load or fluctuation or any type...

  13. #Threads

    cd33fba5-914d-4b0f-8886-36023bd57c97

    naman2511Using 2-phase system will provide you gain of around 1.4 time of 1-phase system. Using a 3- phase system will provide you...

  14. #Threads

    675cafb4-ff4b-4f58-b8a8-9377fc81092a

    Saandeep SreerambatlaCheck for the wikipedia articles for, 1. Locomotives of India. 2. Railway electric traction 3. Traction motor 4. Diesel Locomotive. All.....

  15. #Threads

    bbbdce11-323d-471c-9541-a09dfbce3b89

    Saandeep SreerambatlaIn India we generally use, 1500 V DC , 25kV AC 50Hz supply all over. There are cases where we are...

  16. #Threads

    Traction system of India?

    Friends I need following details of traction system presently employed in India 1 voltage and power rating of Motors? 2 number of...

  17. #Threads

    5165acc8-3eeb-47fc-9442-5bb095464b29

    A.V.RamaniThat only wastes power. Is there any reason to do that? In the house we have so many loads all running from...

  18. #Threads

    83e58b31-c3ca-48d1-911d-74cf81dbaca2

    A.V.RamaniAkilesh, edo kozhappam kanunnundu. There is some confusion. Let us say you have four loads with these currents: L1- 5 amps, L2-...