The analysis of a proportional controlled pneumatic servomechanism has been extended to consider motion about any initial position along the stroke. It is shown that there is an inherent damping effect which is dependent upon position and this supports previously published experimental work.
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References
1.
ShearerJ. L.‘Continuous control of motion with compressed air’, 1954, Sc.D. Thesis, Massachusetts Institute of Technology.
2.
BurrowsC. R.WebbC. R.‘Use of root loci in design of pneumatic servo-motors’, Control1966 (August), 423.
3.
CutlandM. J.‘Response of a pneumatic servomechanism’, 1967 (June), M.Sc.(Eng.) Thesis, University of London.
4.
BurrowsC. R.‘Non-linear pneumatic servomechanisms’, Ph.D. Thesis submitted to University of London 1968 (December).
5.
MetzgerD. E.CarperH. J.SwankL. R.‘Heat transfer with film cooling near non-tangential injection slots’, J. Engng Power, Trans. Am. Soc. mech. Engrs196890, (Series A, No. 2, April), 157.
6.
MetzgerD. E.FletcherD. D.‘Surface heat transfer immediately downstream of flush, non-tangential injection holes and slots’, A.I.A.A. Paper No. 69-523, 1969 (June) (to be published in J. Aircraft).
7.
KackerS. C.‘The influence of slot geometry on the two-dimensional turbulent wall-jet’, Ph.D. Thesis, University of London, 1969.
8.
ScesaS.‘Effect of local normal injection on flat plate heat transfer’, M.Sc. Thesis, University of California, 1954.
9.
PaiB. R.‘The effectiveness of film cooling’, Ph.D. Thesis, University of London, 1969.
