PROGRESS OF MARINE TURBINES.
Turbine-driven .steamers are, of course, no novelty in Ao.v /.calami, there being tuo Vahine and Maori in tno ferry service, and tn« Maneno in the intercolonial service. In tue.se vessels the turbines are coupled to tho pioneller shaits, which are directdriven at speeds varying from 500 revolutions per minute in the U ahine, uOO ia the Maori, and 300 in the llaheno. Each of these steamers has three turbines —ono high-pressure and two low-presiiire, driving threo screws. Turbines are also employed in other steamers, in combination with reciprocating engines, in the New Zealand Shipping Company's steamers Kotcrua and Otaki, and the Union liner -Niagara. In these 6hips, which havo threo propellers, tho port and starboard screws are driven by reciprocating engines, the exhaust steam from which is further utilised in a low-pressure turbine driving the centre screw.
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Press, Volume L, Issue 14917, 16 March 1914, Page 9
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141PROGRESS OF MARINE TURBINES. Press, Volume L, Issue 14917, 16 March 1914, Page 9
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