发明授权
US5737201A Electronic device for electrical energy conversion between a voltage source and a current source by means of controllable switching cells 失效
用于通过可控开关电池在电压源和电流源之间进行电能转换的电子装置

Electronic device for electrical energy conversion between a voltage
source and a current source by means of controllable switching cells
摘要:
This invention relates to an electronic device for the conversion of electric energy between a voltage source E and a current source J. This device is comprised of cascaded switching cells (CL.sub.k) each having two switches (I.sub.Ak, I.sub.Bk) and comprising capacitors (C.sub.k) associated with the cells for distributing the voltage of the source over the switches, and control logics (LG.sub.k) which condition the exchanges of energy and are synchronized for limiting the voltage supported by each switch to a fraction (V/n) of the supply voltage, for limiting the ripple amplitude of the voltage of the output to the same fraction V/n and for conferring on this ripple voltage a frequency (nF) which is a multiple of the switching frequency (F) of the switches.
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