Preliminary Report of Experimental Investigation of Ram-Jet Controls and Engine Dynamics Page: 58 of 71
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NCA RM E54.0
-aa fTl flow
447-zk
I 1 I
- Pressure-switch
,_r : Z F dead band-H4-----H----- I---- -.W
Set secondary switch in operation
(a) Flight Mach number M0, 2.16.(b) Flight Mach number MO, 1.8.
1 1 rAerodynamic dead band
Increase fuel flow
-Preure-switch-
Set secondary switch in operation O)0 1400
1800 2200 2800 3000 3400 3800
Adjusted fuel flow, Wf, lb/hr
(c) Flight Mach number MO, 1.5.
Figure 26. - Control pressure for Mach number control.4200 4600
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Vasu, G.; Wilcox, F. A. & Himmel, S. C. Preliminary Report of Experimental Investigation of Ram-Jet Controls and Engine Dynamics, report, October 25, 1954; (https://digital.library.unt.edu/ark:/67531/metadc62656/m1/58/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.