Failure analysis on abnormal blockage of electro-hydraulic servo valve in digital electric hydraulic control system of 125 MW thermal power plant

Author:

Wang Sheng-Hui,Ni Tong-Wei,Yang Zhen-Guo

Publisher

Elsevier BV

Subject

General Engineering,General Materials Science

Reference32 articles.

1. A brief history of electrohydraulic servomechanisms;Maskrey;J. Dyn. Syst. Meas. Contr.,1978

2. Z.G. Yang, L.S. Wu, X.F. Zhong, et al. Failure analysis on electro-hydraulic servo valve of large unit and its prevention. East China Electric Power, 2002, 03: 18-20. (in Chinese, DOI: 10.3969/j.issn.1001-9529.2002.03.006).

3. Degradation assessment and life prediction of electro-hydraulic servo valve under erosion wear;Zhang;Eng. Fail. Anal.,2014

4. Physics-of-failure models of erosion wear in electrohydraulic servovalve, and erosion wear life prediction method;Fang;Mechatronics,2013

5. Numerical study of solid particle erosion in hydraulic spool valves;Yaobao;Wear,2017

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