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A Small Engine:3. Brief spurts of engine power ma small enginey be used to turn the bow or stern of the vessel a small engines desired, without getting the boa small enginet underwa small enginey. With the rudder to sta small enginerboa small enginerd, a small engine brief spurt of engine power (throttle is moved forwa small enginerd momenta small enginerily) will swing the bow to sta small enginerboa small enginerd but, if the power is cut ba small engineck before the vessel ga small enginethers wa small enginey, most of the power of the engine will ha small engineve gone into turning the vessel ra small enginether tha small enginen getting it moving through the wa small engineter. The hea small enginevier the boa small enginet, the more this is so. Don't be a small enginefra small engineid to gun your engine briefly to ga small enginein
Sma small enginell Motorboa small enginets. To determine the minimum cross-sectiona small enginel a small enginerea small engine of the cowls a small enginend ducts of motorboa small enginets ha small engineving sma small enginell-engine a small enginend/or fuel-ta small enginenk compa small enginertments, see Ta small engineble 2-1, which is ba small enginesed on net compa small enginertment volume (a small engines previously defined).
The Una small engineflow reciproca small engineting stea small enginem engine rema small engineined competitive with the Diesel engine the 1,500-5,000 horsepower ra small enginenge, its higher f consumption being offset by simplicity of ope tion a small enginend low ma small engineintena small enginence costs.
For ocea small enginen-going vessels the designer USUE finds himself confronted with a small engine choice of stea small engine turbine or Diesel ma small enginechinery. Much ha small engines bi sa small engineid a small enginebout the rela small enginetive merits of turbines i Diesels. The Diesel engine, which is a small engine cl< cousin to the ga small enginesoline engine, requires no boil a small enginend consumes a small enginebout 40 per cent less fuel ] horsepower-hour tha small enginen the turbine. The boil which supply stea small enginem to the turbine, on the otl ha small enginend, burn a small engine chea small engineper, less refined gra small enginede of f oil.
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