燃用掺混小比例生物柴油对船舶柴油机性能的影响
为探究生物柴油在船舶柴油机上的适用性,基于六缸中速柴油机试验台架,在不同负荷推进特性工况下,对燃用0#柴油、B10生物柴油柴油机的动力性能、经济性能、振动特性和缸内燃烧特性进行对比分析。结果发现:与0#柴油相比,燃用B10生物柴油柴油机的输出功率和耗油量基本不变,耗油率有所升高,但随着负荷的升高有所改善,燃用B10生物柴油使得在25%负荷工况下的柴油机缸盖振动烈度下降,50%、75%、90%、100%负荷工况下的柴油机缸盖振动烈度稍有上升,不同负荷工况下的机体振动烈度均下降;从振动功率谱密度可以看出,两种燃油在不同负荷下低频段的振动响应相似,但高频段处振动响应存在差异;对两种燃油的缸内压力和压...
Main Author: | 张哲1,江国和1,陈优金2,吴刚1 ZHANG Zhe1, JIANG Guohe1, CHEN Youjin2, WU Gang1 |
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Format: | Article |
Language: | English |
Published: |
中粮工科(西安)国际工程有限公司
2023-02-01
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Series: | Zhongguo youzhi |
Subjects: | |
Online Access: | http://tg.chinaoils.cn/ch/reader/create_pdf.aspx?file_no=20230213&year_id=2023&quarter_id=2&falg=1 |
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