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dui nd5 ji che chai you ji chao su ya li kai guan she zhi de kan fa
Author(s): 
Pages: 56-57+64
Year: Issue:  2
Journal: Electric Drive for Locomotives

Keyword:  机车柴油机ND 5柴油机转速调速器控制压力开关开关装置齿轮泵超速保护机破整定值;
Abstract: <正> 为避免ND5机车柴油机因某种原因超速而带来的损害,该机车装有超速调速器及超速压力开关装置。下面就其基本原理及设置超速压力开关是否可取谈点看法。一、超速保护概述柴油机正常运转时,超速调速器齿轮泵泵出的高压油送入驱动器和超速压力开关(EOPS),使其与释放阀调定的油压保持平衡。当柴油机转速超过整定值1050rpm时,超速调速器的飞锤张开压缩宝塔弹簧并带动导向阀上移,导向阀内的斜孔沟通高压油进
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