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왕복동식 수소압축기의 스너버 내부 맥동압력에 관한 수치해석
심규진(KyuJin Shim),이중섭(ChungSeub Yi),악바르완다알리(Wanda Ali Akbar),정한식(HanShik Chung),정효민(HyoMin Jeong),김무근(MooGeun Kim) 대한기계학회 2006 대한기계학회 춘추학술대회 Vol.2006 No.6
Nowadays, study about hydrogen fuel which consist of hydrogen extraction and reform ing processes, fuel cell equipment, and receptacle are flourishing all over the world. Currently, Korea hydrogen station is still underdeveloping. And also the most important part which is hydrogen compressor has not been developed. Snubber is one of the important parts in hydrogen compressing system. It is installed before and after reciprocating hydrogen compressor. Snubber has two functions. One is making down pulsation waveform. Because pressure hydrogen gas where is after passing through reciprocation compressor part has high pulsation waveform, so this waveform has to decline. And the other function is precipitating alien substances to outside. Normally, even if 99.99% hydrogen gas is still containing alien substance. Buffer is set up inside snubber and the waveform will hit buffer. This snubber study uses CFD analysis, then it compares between with-buffer snubber and without-buffer snubber.