The Steam Injector
A theoretical and practical treatise on the design and operation of injectors and on the flow of fluids through and the design of nozzles.
Forfatter: V. A. B. Hughes
År: 1912
Forlag: The Technical Publishing Company Limited
Sted: London
Sider: 145
UDK: 621.176
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106
THE STEAM INJECTOR.
portions and pivoting one portion, termed the flap, upon
the other. A “ flap ” nozzle is shown in fig. 59. The
flap b opens when the injector is starting, but closes when
the injector is working normally, due to the difference of
pressures at its opposite sides.
Fig. 61.
Another overflow arrangement as employed upon ex-
haust injectors is illustrated at fig. 60. The combining
nozzle is provided with several slots a af right angles to
its length, and a valve b is provided on the overflow
chamber to prevent any inflow of air to said chamber.