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Experimental Study on Steam Injector With Central Steam Nozzle Arrangement
Author(s): 
Pages: 783-786
Year: Issue:  5
Journal: Journal of Engineering Thermophysics

Keyword:  超音速 两相流 升压系数 耗汽率;
Abstract: 对环周进汽型变截面通道内超音速汽液两相流升压装置进行了系统的实验研究,实验中进汽压力为0.15~0.4MPa,进水压力为0.2~0.6MPa,汽水面积比为0.5~9.0。实验结果分析表明,装置的升压性能随汽水面积比的增加先上升后降低。最佳面积比随进汽压力的增加而减小,随进水压力的增加而增加。同时对装置的耗汽性能进行了分析,装置的升压性能随耗汽率的增加也呈现出先上升后降低的趋势。最佳耗汽率随进水压力的增加而降低,随进汽压力的增加而增加。
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