F-V & T-V
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Transcript of F-V & T-V
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Two types of electrical analogous1.Force-voltage analogous2. Force- current analogous1.Voltage source2.Current source
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1.F-V analogous 2. F- I analogous
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F-V ---F-I & T-V ---T-I
MECHANICAL Translational F-V (Mesh)F-I (Node)MECHANICAL RotationalT-V (Mesh)T-I (Node)Force-F(i/p)e or viTorque- T (i/p)e or viX or V (o/p)q or iV or or (o/p)i or qV or Mass MLCMoment of inertia JLCDash pot BR1/RDash pot BR1/RSpring K1/C1/LSpring K1/C1/L
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Step -1Free body diagram of M1Step-2Opposing force acting on M1Step-3Newtons 2 nd law
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Step -4Free body diagram of M2Step- 5Opposing force acting on M2Step- 6Newtons 2 nd law
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Force - voltage analogous circuitOn replacing force elements by electrical voltage elements in eqn (3) & (4)
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Force - voltage analogous circuit (mesh basis)From eqn (5) & (6) ,we get
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Force - Current analogous circuit (node basis)On replacing force elements by current elements in eqn (3) & (4)
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From eqn (7) &(8)Force - Current analogous circuit (node basis)V1V2
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Step -1Free body diagram of J1Step-2Opposing Torque acting on J1Step-3Newtons 2 nd law
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Step -4Free body diagram of J2Step-5Opposing Torque acting on J2Step-6Newtons 2 nd law
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Step -7Free body diagram of J3Step-8Opposing Torque acting on J3Step-9Newtons 2 nd law
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On replacing Torque elements by V elements in eqn (4) , (5) & (6)
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On replacing Torque elements by I elements in eqn (4) , (5) & (6)
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V1V3V2
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