Akhilesh Kumar Nair

Akhilesh Kumar Nair

Member

Member since
Sep 11, 2013
Last active
Dec 13, 2018
Total activities
0

Activity feed

Recent contributions

  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-...

  19. #Threads

    28231acf-61b8-4200-bed2-e42ce57be484

    A.V.RamaniI am assuming that even if the supplies are different the loads all have a common ground. Otherwise it is equivalent to...

  20. #Threads

    f440ecd6-331a-4a2a-8827-18f81834d081

    A.V.RamaniAkhilesh, If you have a single voltage source and loads with unspecified variations, it is not possible to have all load currents...

  21. #Threads

    Need a idea for current equalisation?

    Friend I laterally don’t know what this stuff is called a filter or something but I need a circuit or transducers arrangement...

  22. #Threads

    cda50c78-75a2-4f26-8a34-4af4636460b6

    narayana murthyfirst of all don't call me sir. next i want to say is there is difference between resistance and inductance. so...

  23. #Threads

    46e6dddf-96c1-414f-b63c-ce6c662f5d81

    narayana murthyactually those big transformers are placed in normally so they need a high level of insulations. Thats the principle we use...

  24. #Threads

    e0f0777c-622b-414e-a1c9-380f154feea1

    Anand TamariyaYour answer must not include nuclear power. Nomenclature is used to classify things into distinct categories. In this particular case, it...

  25. #Threads

    f159f6a7-62cd-4dfa-b065-ddd9e0a9f693

    aarthivgNuclear power plant produce energy in the form of heat by the fission of atoms. The cooling system removes this heat from...

  26. #Threads

    Making of electrical winding ?

    Friends generally I have seen transformers used in small equipment like chargers etc have windings of naked wire and separation between two...

  27. #Threads

    ae3fb000-39d8-477f-9b38-250554f2beff

    Anand TamariyaNuclear power refers to power generation using either fission or fusion reaction. Thermal power refers to power generation using exothermic chemic...

  28. #Threads

    0dd9a9af-d810-4ca1-8a01-b044e8bdb006

    Ankita KatdareTesla's dream was destroyed when creditors from Westinghouse confiscated his heavier equipment for nonpayment for services rendered. In addition,...

  29. #Threads

    Are nuclear and thermal powers different?

    I have basic doubt in nomenclature we generally use terms nuclear and thermal power separately but according to me the thermal energy...

  30. #Threads

    eee9e43a-c676-42f5-a512-86c3fbdac5a8

    Ahsanul haqueAccording 3 phase and single Phase devices can be powered from a 3 phase supply. 3 phase circuit is a combination...

  31. #Threads

    4a8faf69-80ab-4ad5-80af-1e7f398a1279

    Saandeep SreerambatlaWe never know the real answer, but the tower was destroyed because the sponsors didnt find a way to commercialize the...

  32. #Threads

    49205dc3-9b95-4282-b763-1f60e5e7521f

    aarthivgWe already had a discussion on this: #-Link-Snipped-# sorry I forgot to search the topic once and thanks for the reply.

  33. #Threads

    edb7e7cd-2e33-4a09-9668-847727338000

    Ahsanul haqueyou could check out this site <a href="https://en.wikipedia.org/wiki/Aluminium" target="_blank" rel="nofollow noopener noreferrer">Aluminium</a>...

  34. #Threads

    1a509adf-cddb-4e16-99f7-08f41157a1ce

    sumiijaisican anyone tell me why single phase is 220 volts and three phase is 440 although its 3 times so it may...

  35. #Threads

    Why southern power grid is not synchronised with other?

    I heard that almost all regions in India are interconnected except southern grid it is only connected through HVDC line but why...

  36. #Threads

    4da91305-2241-4e15-a13b-926a1cfbc5bb

    Or why not apple i phone 5s beside stunning finger print security with with less pixel count it will give satisfactory shots.....

  37. #Threads

    Why Tesla Tower of wireless transmission was destroyed ?

    Why Wardenclyffe Tower of wireless transmission was destroyed, as far as I know Tesla’s funder GP Morgan said “without wire then where...

  38. #Threads

    40e57462-8efc-4ff5-9632-9f00927fbc53

    Ahsanul haqueThree-phase😉 electric power is a common method of alternating-current electric power generation, transmission, and distribution. It is a type of p...

  39. #Threads

    36c1f637-78f6-4f9a-9e7e-cd1ef1af3197

    Anand TamariyaI'm sure 5 phase generator would have been constructed. But it never left lab and went into production because it didn't...

  40. #Threads

    Can AC machine replace DC machines?

    During training in BHEL somehow I know that recently Indian railway is replacing DC traction motors by induction motors but I failed...

  41. #Threads

    608aae80-67bd-4a92-a730-51a644793c94

    Ahsanul haqueyou need to pass score of GRE, GMATH then You can get scope of higher education to abroad. Most of Student...

  42. #Threads

    4fcc3315-b172-4e7c-bc27-f1ae26da02e8

    Halil Alper ONAYI see but I think it is not even numbers that cause actual problems but the power of two phases....