Patent
Dc link module for reducing dc link capacitance
Shu Hung Henry Chung,Huai Wang +1 more
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TLDR
In this paper, a dc link module for a power circuit comprising a first connector connecting to a first power conversion circuit, a second connector for connecting to second power conversion circuits, wherein the second circuit is connected to a load circuit arranged to at least intermittently operate as a power source to the power circuit, at least one dc link capacitors arranged between the first connector and the second connector, and at least voltage compensation circuits arranged between them.Abstract:
A dc link module for a power circuit comprising a first connector for connecting to a first power conversion circuit, a second connector for connecting to a second power conversion circuit, wherein the second power conversion circuit is connected to a load circuit arranged to at least intermittently operate as a power source to the power circuit, at least one dc link capacitors arranged between said first connector and said second connector for processing a voltage signal received at said first connector or said second connector, and at least one voltage compensation circuits arranged between said first connector and said second connector, said one or more voltage compensation circuits arranged to generate a voltage signal to compensate an ac ripple component in a dc voltage signal appearing across the at least one dc link capacitor.read more
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References
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Journal ArticleDOI
Low Frequency Current Ripple Reduction Technique With Active Control in a Fuel Cell Power System With Inverter Load
Changrong Liu,Jih-Sheng Lai +1 more
TL;DR: In this paper, an advanced active control technique is proposed to incorporate a current control loop in the dc-dc converter for ripple reduction, and the proposed active ripple reduction method has been verified with computer simulation and hardware experiment with a proton exchange membrane type fuel cell using a multiphase dc-DC converter along with a full-bridge dc-ac inverter.
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