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Type: Posts; User: whlock

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    Gear horsepower calculation

    I did this design calculation and come up with a relatively low HP. Please help me see if I did anything wrong.

    Problem:
    A carriage weight 1500 lbs driven by a star ball rail system. It travels...
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    Additional info. It is a closed system where...

    Additional info. It is a closed system where water circulate back into a tank. I need to know how much water I need in the tank.

    My take on the problem is like this.
    Q = m* Cp * T
    Mandrel about...
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    need help with heat transfer problem. urgent

    I am not really a heat transfer guy so I hope someone here can help me out here. I would like to know the formula to get this.

    Here is what I have:

    I have a mandrel (basically a piece of...
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    Billet is BeCU.

    Billet is BeCU.
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    Pierce Load Calculation on a solid billet

    I am doing a calculation on piercing a billet during seamless pipe extrusion. I searched online for a formula but onyl be able to obtain formula for piercing sheet metal..which is

    Piercing force...
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