Here's my Bicycle Hub Dynamo Subcircuit, based on papers provide by Marcel:
**************************************************************************** ************ Hub Dynamo Subcircuit by Jim Thompson 2011_01_11 ************** *** KUQRMS = Voltage Coefficient RMS at 1 KM/H *** RPS1KMPH = Revolutions per second at 1 KM/H *** LI = Internal Inductance *** RFE = Iron Loss Equivalent Resistance *** RI = Internal Series Resistance *** POLES = Number of Dynamo Poles *** Node KMPH = Voltage Input at desired KM/H .SUBCKT HubDynamo KMPH OUTPUT COM PARAMS: KUQRMS=1 RPS1KMPH=0.139 LI=107.6mH- RFE=76.581 RI=7.3633 POLES=28 .PARAM RT2=1.414214 V_V1 KMPH 0 DC 0 AC 0
- KUQRMS*V(KMPH,0)*RT2*SIN(pi*V(KMPH,0)*RPS1KMPH*POLES*TIME) } R_RFE N_1 COM {RFE} .ENDS HubDynamo
Please try it out and comment/criticize/embellish. ...Jim Thompson