Multiplexing drive circuit for an AC ignition system

Multiplexing drive circuit for an AC ignition system

  • CN 102,713,254 A
  • Filed: 08/17/2010
  • Published: 10/03/2012
  • Est. Priority Date: 08/18/2009
  • Status: Active Application
First Claim
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1. multiplexed drive circuit that is used for AC ignition system module comprises:

  • Public branch line, said public branch line comprise two switches of series coupled;

    One or more bay-line, wherein every bay-line comprises two switches of series coupled;

    The transformer that is used for each bar bay-line of said one or more bay-line;

    Each transformer has branch line being coupling in said one or more bay-line and the elementary winding between the said public branch line, and wherein each transformer has the secondary windings with the spark plug parallel coupled;

    PWM (PWM) on-off controller, said PWM (PWM) on-off controller are configured to operate public wiretap and bay-line switch to control the sparkover characteristic of said spark plug.

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