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Abstract:
在温度范围650~830 K,上止点压力1.94~2.45 MPa,当量比0.83~1.25,氮气稀释率89.74%实验条件下,本文利用快速压缩机(RCM)研究了掺氢比、当量比和上止点压力对DME/H2/O2/N2混合气着火延迟期的影响.利用CHEMKIN-PRO软件在更宽广温度范围内对混合气着火延迟进行了同等条件下的模拟计算.结果表明:随着掺氢比的增加,DME/H2/O2/N2混合气第一阶段着火延迟期变化不大,总着火延迟期延长;随着当量比及上止点压力的增加,混合气第一阶段着火延迟期变化不大,总着火延迟期逐渐缩短.
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Source :
工程热物理学报
ISSN: 0253-231X
Year: 2016
Issue: 6
Volume: 37
Page: 1345-1353
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 1
Chinese Cited Count:
30 Days PV: 10
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