The Design of Airplane-engine Superchargers (1937)
NASA Technical Reports Server (NTRS) · leaf 16
Figs. 5,6,7,8 N.A.C.A. Technical Memorandum !To. 839 Figure 5, Impeller of a Junker super- charger. Figure 6.-DVL rotor wheel with separate impellers having adjustable blades and variable spirals. Figure 7.- Comparison of pressure heads and efficiencies of closed and half-open rotor wheels … Figure 8b.-Effect of clearance (a) Figure 8c.~Effect of clearance (a) on wheel character- on characteristics of istics with half-open impeller. impeller open at both sides.
NASA Technical Reports Server (NTRS)
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