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  • Users: SebasSC
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  1. SebasSC

    Torsion differential equation

    hey everyone, i have a channel beam under a linearly varying torsional moment my question is: given the torsion differential equation written as: phi''[x] - [E*Jw/(G*Jt)]phi''''[x] = -[mx/(G*Jt)] how must it be written for a load like the one in the attached figure? in other words, what...
  2. SebasSC

    SFGRAD

    hi everyone, i'm trying to use SFGRAD to create a triangular load distribution on a set of lines, but i'm having some trouble. the code i'm trying to work with is the following SFGRAD,PRES,,Y,0,15000/7.645 LSEL,S,,,1,2,1 SFL,ALL,PRES,0,15000 where 7.645 is the length of L1+L2 in the...

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