Intelligent boost conversion device having long lifetime
A technology of step-up conversion and long life, which is applied in the direction of output power conversion device, conversion of AC power input to AC power output, conversion of AC power input to DC power output, etc. Product life and other issues
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[0018] The present invention will be described in more detail below in conjunction with the drawings and embodiments.
[0019] The invention discloses a long-life intelligent boost conversion device, which combines Figure 1 to Figure 3 As shown, it includes a high frequency modulation unit 30, an inductance filter unit 40 and an inverter unit 50, wherein:
[0020] The high-frequency modulation unit 30 includes an energy storage inductor L2, a first switching tube Q7, and a freewheeling diode D24. The front end of the energy storage inductor L2 is used to connect to direct current, and the back end of the energy storage inductor L2 is connected to The drain of the first switch Q7, the drain of the first switch Q7 is connected to the anode of the freewheeling diode D24, the source of the first switch Q7 is grounded, and the gate of the first switch Q7 Used to access PWM pulse signal;
[0021] The inductance filter unit 40 includes a filter inductor L3 and a filter capacitor C2. The ...
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