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  1. Ninja_Newyork

    PEM STUD Torque Calculation

    Material where the Pem is going to be install is aluminum 5052 their hardness is 63 HRB. Flush head pem GI and thir functionality is to hold two aluminium parts. We are torquing to 8 Nm on the nut. This gets pulled out ! What would be the reason.
  2. Ninja_Newyork

    PEM STUD Torque Calculation

    I am using a PEM stud of size M6 on a aluminium sheet metal of 2mm thickness. PEM stud material is MS. I have used torque value of 8NM and I am expressing the stud pulling off from the aluminum sheet metal. What Would the calculation to determine the required torque for this case. I dont want to...
  3. Ninja_Newyork

    Rope Busbar - Design

    Hi, I would like to know the design calculation for rope busbar. My desired AC current is 4000A 690V. I am planning to use the rope busbar at the output side since am not able to use the solid busbar as my transformer side is too much assembly variations. So to avoid that am planning to use the...
  4. Ninja_Newyork

    Quick Release sheet metal Cover design

    I am planning to use the below supplier make time machine server in my wall. but i would like a simple sheet metal design which has to be bolted to the wall and the server has to be mounted vertically. Would like to have the sheet metals to have the quick release instead of a hinge to remove the...
  5. Ninja_Newyork

    Panel door Hinge for 90deg open, less space!

    Hi Ed, yes, am aware of the space, but we need this since the panels are heavy for technicians to handle, so am thought of converting them to doors. As you said the panels need to come out before making the turn. Can you get some hinge ideas which i can make use of. Any links/pictures/sketch...
  6. Ninja_Newyork

    Panel door Hinge for 90deg open, less space!

    I need to develop a hinge on the panel door which is now a bolt on. To reduce the ergonomic planning to introude a hinge so that we can open the panel door instead of removing completely. But my concern is with miniml changes i need to design this hinge. Below is the snap of the panel doors...
  7. Ninja_Newyork

    Braided busbar CREO Modelling

    Hi, Did anyone help on how to model this braided busbar in creo or do any one has this creo model to make use for me. Thank you. https://files.engineering.com/getfile.aspx?folder=03c983f6-72e4-4465-8060-073450ec7eac&file=braided.JPG
  8. Ninja_Newyork

    Sheet Metal Twisitng

    I have sheet metal door of width 600mm & Length 800mm thickness 1.5mm, i have intoruduced forming on the sheet metal for adding some stiffness & to reduce the vibration. But due the forming on the 1.5mm thick sheet, the whole door is getting twisted and not in flat. This making assembly...
  9. Ninja_Newyork

    Foil type busbar seems to be a burnt why ?

    My busbar turns into a black and seems to be oxidised. What might be the issue ?
  10. Ninja_Newyork

    Busbar Correction factor for Temperature

    Am designing a busbar system for my electrical application where the desired current rating is 4000A at 40 Deg amb. Am going with 2 runs of 100X10 CU busbar cross section, as per DIN 43671, the current rating for 2 runs in 2850A, if i multiply with the temperature correction factor for 100 deg...
  11. Ninja_Newyork

    Lorentz Force Calculation - Busbar

    Hi All, Someone help with when and where would the lorentz force calculation will be used on a busbar design. Did anyone help me with a excel which i can make of use of it for my design purpose. I would like to design a busbar system for current rating of 6000A short circuit current and the...
  12. Ninja_Newyork

    Help me please evaluate a stress under bolt head

    HI Mr.curious, Why dont you claculate the newber strain on that particular location to find out whether this were real stress or not. Normally as a rule of thumb, the calculate neuber starin would be less than 1%, then we can consider this as a local stress. Regards, Anand,G
  13. Ninja_Newyork

    Copper Busbar Design for CT

    Is someone educate me how can we manufacturing this copper busbar without brazing. Did anyone has come across similar design in your experience, would like to know more about the manufatcuring ways this can be produced ? . I would like to know the way i can achieve this design. If any one has...

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