Capt Spark

Capt Spark

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Member since
Aug 21, 2010
Last active
Oct 19, 2011
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  1. #Threads

    518476a4-8d56-40ce-b3ed-720513db3d0a

    no idea what you want to know, but pressure and velocity is related by Bernoulli's eqn which can be found easily on...

  2. #Threads

    708f967b-63c0-468b-b072-c929790ad03c

    See Bernoulli's Equation: <a href="https://en.wikipedia.org/wiki/Bernoulli%27s_principle" target="_blank" rel="nofollow noopener noreferrer">Bernoulli%27S Princ...

  3. #Threads

    0aa23aa8-2c9a-4678-a867-c590d3b4c27f

    or thru this: <a href="https://www.princeton.edu/~asmits/Bicycle_web/Bernoulli.html" target="_blank" rel="nofollow noopener noreferrer">Bernoulli's Equation</a>

  4. #Threads

    21d137a4-47af-4ad3-a2d6-68ecd49401e8

    go thru Bernoulli's euation (<a href="https://en.wikipedia.org/wiki/Bernoulli's_principle" target="_blank" rel="nofollow noopener noreferrer">Bernoulli's Princi...

  5. #Threads

    7f0501e3-4afb-4b65-a912-0cee2b846ed9

    Can you attach a simple diagram & loading pattern / direction? It will be helpful to comment anything

  6. #Threads

    2ed67d03-645b-446e-b1d5-d7c328382b2c

    true.. I agree completely. If there is any chance of even a little misalignment, a flex coupling is a must

  7. #Threads

    aab6d14d-4c62-4602-b15c-53b92c924627

    why so? flange coupling needs complex modification to the shafts and is obviously a costlier arrangements with bolts. Do you find any...

  8. #Threads

    25b9431b-ad91-4451-9cba-73325f49f344

    Key is definitely a simple arrangement. And with this numbers, I think the calculation goes like this: F=64000N-mm/100mm=640N shear stress s =...

  9. #Threads

    4b605773-ff8d-4dc5-9d60-43acb389ce12

    see the amount of the torque to be transferred. if it is not so high, key / spline may be fine. for...

  10. #Threads

    NPTEL lectures

    Sorry if it is a repost to someone, but wanted to share this link as there are lots of good lecture series...

  11. #Threads

    4ad966c8-abb3-4f42-acef-3c1d9d5bb6c9

    odd to see this alive again. programming languages are very much important as usual in creating any automated process. FE software Ansys...

  12. #Threads

    40fe9e8d-d0dd-430d-a3df-861384cff2d5

    what I wanted to mean was that if you have a coarse mesh, it cannot be always presenting the correct geometry. usually...

  13. #Threads

    18de4d08-c3ab-4ee7-9d89-0aa4445f4ad7

    that may not be a mistake. It is not possible to comment without seeing any result plots, but there are usually stress...

  14. #Threads

    88f652f5-d209-45bb-b3e2-c43d566599b9

    One good example of roller support is for expandable bridges. For allowing thermal expansion, one end is pinned and one side left...

  15. #Threads

    c18b9da4-6f4d-407c-9892-55f744f8d8ec

    Agree completely with #-Link-Snipped-#, developing new softwares like those is horribly tough. I myself developed one FE solver code without GUI and...

  16. #Threads

    eaf2ee9c-be52-4d93-8ced-1852cbf9d9f1

    Catia and UG are specifically modeling softwares. They are used to model any (3D usually) structure for further analysis as a CAD...

  17. #Threads

    2baf24af-15a8-4710-bd6f-5141b17a329c

    What I was mentioning was an average idea... I would say that 5-6 LPA is definitely not the best, it is average...

  18. #Threads

    21f223fa-4b62-4ae3-9e9d-96f7d4f529f9

    I did see a very limited chance of it. You have to be searching for jobs abroad yourself as these companies usually...

  19. #Threads

    aaf4debb-a527-4fbf-aec2-725b412e478f

    no idea but are you sure that the SFD from the s/w is right? It should change from parabola to linear where...

  20. #Threads

    99d1dc06-e26e-4439-9972-81a5db56f665

    Use google.. there are lots of good resource as well as pictures of gyroscope

  21. #Threads

    6fcf9464-2c59-4646-9b1a-c7e97c4c89ec

    It is not required to create shell to put pressure on airfoil. If you are modeling with solid elements (yhough I personally...

  22. #Threads

    b7215921-dc1c-4803-a940-5dd510045873

    I usually compare max principal stress with Ult Tensile Stress and min princ stress with ult compressive stress for brittle failure. But...

  23. #Threads

    ffba6784-3ce6-4798-93a2-209156817e31

    Depends on which failure mode you are looking at. If you are happy with brittle fracture (which the foam materials usually observe),...

  24. #Threads

    7015a89d-1f21-4ac6-a916-7882a96c148a

    ANSYS is not a modeling s/w like cata. It is finite element analysis code. UG is a modeling s/w

  25. #Threads

    2a58f290-4f73-48f6-b669-2602198cf84b

    ANSYS is not a modeling software. If you want to make new modeling softwares (UG / Catia are examples), you first have...

  26. #Threads

    a13faef9-4370-44eb-83c2-55c9522a9567

    Re: In which area the unigraphics software is used. and for what they are using the U UG is used for 3D...

  27. #Threads

    97bebc3b-6bc5-4948-b265-58de35d7dd67

    if there is higher pressure downstream, it will be working. For fluid flow for which the pressure delta is low, pitot static...

  28. #Threads

    80c399d7-4542-421e-bba9-cfa5382db238

    Gears are usually milled out (not cast) of a cylindrical metal piece using involute cutters.

  29. #Threads

    2bb35b3f-e5fb-46f2-b49a-e8084808510f

    is it a very good idea? Just imagine coming back home late night and honking up everyone out of their beds while...

  30. #Threads

    3c8ab93c-1500-43f2-b249-736c9fc58105

    hmm.. good idea. how about a pendulam mechanism like one we had long back in the automatic winding wrist watches our parents...

  31. #Threads

    e4ae2fdf-5148-4622-ad56-37fa565281a7

    why dont you try to make a horizontal shaping machine model? If I remember correctly, it will use slider crank + quick...

  32. #Threads

    fca0d120-e372-48f6-bdb2-382b24eac4b2

    humm... it is really tough to help someonw in innovating something.. isnt it? 😉

  33. #Threads

    07947a18-8745-42d9-88ce-71625e035335

    why? how does the engine stop usually when we switch off the ignition? I think fuel supply is cut off, isn't it?...

  34. #Threads

    bbbb657f-53d5-4956-a1ed-41805f17c05d

    and clutchless vehicles are usually auto-transmission ones. they use fluid coupling or continuous (conical pulley type) ratio change mechanisms between the engi...

  35. #Threads

    8c9ae75c-4760-4cde-b0a7-5c5a6a506187

    Yes, the clutch is there to disengage the engine from the wheel (in manual transmission cars, obviously). If you press the brake...

  36. #Threads

    debe8d7e-621e-46ea-99c4-80a3b2d34d2e

    This is the helical spring stiffness formula: If you cut into half, n is halved.. so k gets doubled It can be...

  37. #Threads

    Beam balancing

    is it possible to make a beam mechanically unconditionally balanced? It is very easy to do so by the use of magnets...

  38. #Threads

    966ebb1d-dbdf-40a2-8df7-73a71a7bd7c8

    hope u have solved it already.. I thought of 2 possible(am not sure how possible are they, I am totally new to...