Practical Marine Engineering for Marine Engineers and Students: With Aids for Applicants for Marine Engineers' Licenses |
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Common terms and phrases
adjustment ammonia amount angle arrangement bearing blades bolts braces carbon cast iron cent clearance coal coils combustion chamber condenser connection crank crosshead cut-off cylinder decrease diagram diameter distance drum efficiency excentric exhaust feed feet fire fire-tube boilers fitted flanges force fraction funnel furnace gases gauge given head heat Hence holes increase Indicator Card joint latent heat latter length less load Marine Engineering Fig mean effective pressure measured metal motion opening operation phosphorus piston piston valve pitch port proper pump ratio readily reduced result revolutions revolutions per minute rings rivets safety valve screw shaft shell ship shown in Fig side speed square inch steam pressure steel strength of plate stroke substance surface temperature tensile strength thickness tion tubes usually valve gear vapor various volume water-tube boilers weight wrought iron zinc
Popular passages
Page 439 - It has been seen that a heat unit is the quantity of heat required to raise one pound of water one degree in temperature...
Page 602 - In the multiplication of whole numbers, place the multiplier under the multiplicand, and multiply each term of the multiplicand by each term of the multiplier, writing the right-hand figure of each product obtained under the term of the multiplier which produces it.
Page 636 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 134 - Multiply one-sixth of the lowest tensile strength found stamped on any plate in the cylindrical shell by the thickness — expressed in inches or parts of an inch — of the thinnest plate in the same cylindrical shell, and divide by the radius or half diameter — also expressed in inches — and the...
Page 25 - ... with the name of the manufacturer, the place where manufactured, and the number of pounds tensile strain it will bear to the sectional square inch...
Page 622 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Page 611 - RULE. 1. Separate the given number into periods of three figures each, beginning at the units place.
Page 142 - All heads employed in the construction of cylindrical externally fired boilers for steamers navigating the Red River of the North and rivers whose waters flow into the Gulf of Mexico shall have a thickness of material as follows: (1) Over 32 inches and not over 36 inches, not less than '/2 inch.
Page 603 - The ratio between two numbers is simply their numerical relationship expressed as the quotient of the first divided by the second. Thus the ratio of 6 to 3 is 2 ; of 1.2 to 3 is .4; of 4 to 5 is .8, etc.
Page 137 - Should any such test bar fail in either the tensile or bending test, no bars from such heat shall be allowed to be used in the construction of any marine boiler. Where a heat of steel bars has been passed by an inspector, separate lots of bars...