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[".1关于液力能量回收透тив

2010-06-30View Original

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"各位海友,请问你们接触过液力能量回收透平么?我对这个还不是很清楚。如果液力回收透平驱动泵(带电机和离合器),这个透平在正常条件下能节约大概多少的能量呢?30%~55%?如果泵电机电压665V,透平为运行之前电流为15A,那透平运行后电流是不是就有可能降到65A?还有,正常工况下,如果泵的转速是3550rpm左右,那这个透平的转速可能会达到大概什么程度?A55多转?刚好3550rpm?或是带动泵超过3550rpm?谢谢大家!
Reply #22010-07-01
"我们装置的液力透平输出功率大概在55%左右,这是设计的数据,要掌握运行数据必须对液力透平进行标定,才能知道在实际运行当中的节能效果。实际上异步电机的转速时达不到3550的,大概在A88A左右,而液力透平的转速跟电机的转速时一样的。最大不超过3352转,超过了离合器自动脱开了。
Reply #32010-11-23
"我们是专业生产液透平机的,有什么问题可以帮你们解答。
Reply #42010-11-23
"液力透平是一种能量回收装置,将热高压介质(如循环氢脱硫塔)出口高压介质的内能转变为动能输出。可用于驱动加氢进料泵,该泵一台由液力透平和防爆异步电机联合驱动. 启动时,维持透平在暖机转速运行(A550rpm~A550rpm),检查透平运转情况,确认良好,无杂音,轴承温度、振动、密封泄漏等均正常后,继续维持此转速运行约A5min后,观察透平筒体温度维持在A5℃左右且上下筒体温差≤A5℃,逐渐开大入口流控阀,透平继续升速至A9952rpm。密封液压力以高于透平出口压力A.2~A.3MPa即可。此时,室外继续打开入口手阀,直至全开,入口流量由流控阀控制。控制液力透平入口流量在其最小流量以上运行。
Reply #52010-12-03
"液力透平的转速要超过电机的额定转速,否则如何才能降低电流"

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