Power supply system method of use
View Patent ↗A method is provided for charging an energy storage capacitor bank of a power system. A power supply system is provided that includes a power supply and an energy storage capacitor bank. Voltage of the energy storage capacitor bank is monitored. An amount of current leaking out of the power supply is determined. Current is applied to the at least one energy storage capacitor bank in an amount that is substantially the same as current leaking out of the power supply.
1. A method for charging an energy storage capacitor bank of a power system, comprising:
providing a power supply system of a pulse forming network that includes a power supply and an energy storage capacitor bank;
monitoring voltage of the energy storage capacitor bank;
utilizing feedback control to provide a measurement of an amount of energy that is delivered to the pulse forming network, said feedback control comprising control logic and a precision control device;
in response to the measurement, the feedback control going to a high resolution mode where it maintains an amount of energy stored in the pulse forming network to compensate for internal losses within the pulse forming network that occur through component imperfections;
using the feedback control to provide that a current applied to the energy storage capacitor bank that is substantially the same as current leaking out of the power supply; and
charging an energy storage capacitor bank of a power system that can create a high frequency pulsed energy output directly to a lamp or other load and modulate the frequency or period to control power delivery to the load.
2. The method of claim 1 , further comprising:
rectifying the output of the power supply to charge the energy storage capacitor bank.
3. The method of claim 1 , wherein the power system includes a first amplifier and a load coupled to the amplifier.
4. The method of claim 1 , wherein the power system includes a second amplifier coupled to an amplifier driver.
5. The method of claim 4 , further comprising:
driving the first amplifier in a discontinuous mode.
6. The method of claim 5 , further comprising:
electrically isolating the output of the first amplifier from the load during a non-energy transfer portion.
7. The method of claim 6 , further comprising:
coupling outputs of the first and second amplifiers.
8. The method of claim 4 , further comprising:
driving the first and second amplifiers to increase power of the power system.
9. The method of claim 8 , wherein the first and second amplifiers are driven by interleaving a drive of the first and second amplifiers.
10. The method of claim 4 , further comprising:
lowering an impedance of the power system by simultaneously driving the first and second amplifiers.
11. The method of claim 3 , further comprising:
providing that an impedance of the first amplifier is less than or equal to an impedance of the load.
12. The method of claim 3 , further comprising:
providing that an absolute reset time of the first amplifier is less than or equal to a desired percentage of a persistence time of the load.
13. The method of claim 3 , further comprising:
providing that an energy output of the first amplifier is proportional to an analog input.
14. The method of claim 13 , wherein the energy output has a plurality of pulses.
15. The method of claim 3 , further comprising:
providing during a non-energy transfer portion that an impedance of the first amplifier is at a level such that an amplifier output current is limited from the first amplifier and a peak current of a switch in the first amplifier does not exceed a peak current rating of the switch.
16. The method of claim 3 , further comprising:
providing that a pulse width modulation power output of the first amplifier is directly related to the load.
17. The method of claim 16 , further comprising:
providing during a non-energy transfer portion an impedance of the first amplifier to be greater than 10000 times a minimum, dynamic impedance of load.