A method of obtaining the flow characteristics of spool type control valves is outlined.
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References
1.
MartinH. R.A theoretical study into peaking pressure reduction and its effect on hydraulic servo performance Ph. D. Thesis, University of Nottingham, 1968.
2.
MontgomeryJ.MartinH. R. ‘The effect of valve area gain on the performance of the hydraulic servomechanism.’ (To be published.).
3.
MartinH. R.Some factors influencing the performance of an electrohydraulic servomotor M. Sc. Thesis, Queen's University, Belfast, 1963.
4.
DaviesR. M. ‘Generalized solutions for the transient response of hydraulic servomechanisms with non-linear valve-flow characteristics’, Q. Jl Mech. appl. Math.1964XVII (Pt 4), 483.
5.
KierszenkiernH.Contribution to discussion of (8).
6.
ToppingJ.Errors of observation and their treatment1962 (Chapman & Hall Ltd, London).
7.
MontgomeryJ.Asymmetrical valve lap in hydraulic servo-mechanisms Ph. D. Thesis, University of Nottingham, 1970.
8.
MontgomeryJ.LichtarowiczA. ‘Asymmetrical valve lap and other non-linearities in valve controlled hydraulic actuators’, Proc. Instn mech. Engrs1968–69183 (Pt 1), 663.