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  • Users: OCPumpGuy
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  1. OCPumpGuy

    Estimate "hash band" in PWM driven solenoid

    This is along the same lines as my previous post, but different enough to start a new thread. I've got a solenoid that is controlled by a PWM driver. I am creating a dynamic model of a valve actuator and I am including a very simple model of the PWM driver and solenoid in the analysis. I've...
  2. OCPumpGuy

    Difference in Solenoid Rise/Fall time

    I am a mechanical engineer trying to understand how a solenoid works. I always thought the EE's had it easy. I mean a resistor is pretty linear in comparison to a hydraulic orifice. Apparently I have found an electrical non-linearity I don't understand. I have a 12V DC solenoid. The...

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