The Engineer's Handy-book: Containing a Full Explanation of the Steam-engine Indicator, and Its Use and Advantages to Engineers and Steam Users. With Formulæ for Estimating the Power of All Classes of Steam-engines; Also, Facts, Figures, Questions, and Tables for Engineers who Wish to Qualify Themselves for the United States Navy, the Revenue Service, the Mercantile Marine, Or to Take Charge of the Better Class of Stationary Steam-engines. With Illustrations |
Contents
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Common terms and phrases
adjustment air-pump amount applied arrangement atmosphere Automatic Cut-Off Engine bed-plate boiler causes centre clearance compression condensing engine connected connecting-rod Corliss Engine crank crank-pin crank-shaft cross-head cubic foot cubic inches cut-off valve cylinder cylinder-head dead-centre diameter divide eccentric economy equal exhaust expansion curve feet per minute fly-wheel friction fuel gine give governor heat high-pressure horse-power INCHES OF MERCURY indicator diagrams injector latent heat leakage length lever lift load locomotive low-pressure marine engines mean effective pressure mercury motion move multiply opening pillow-block pipe piston piston-rod point of cut-off ports pressure in pounds pressure of steam proportion pump quotient revolution revolutions per minute Rule for finding safety-valve Salinometer screw shaft shows slide-valve speed square inch steam-boilers steam-chest steam-engines steam-ports steam-valve stroke surface surface condenser temperature term tion tube vacuum valve-gear valve-rod valve-stem velocity vertical weight
Popular passages
Page 539 - To find the area of a segment of a circle: Find the area of the sector which has the same arc, and also the area of the triangle formed by the chord of the segment and the radii of the sector.
Page 46 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Page 539 - To find the area of a trapezoid, multiply half the sum of the parallel sides by the perpendicular distance between them ; the product will be the area.
Page 46 - The logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number, in order to produce the first number.
Page 541 - To twice the length of the base add the length of the edge; multiply the sum by the breadth of the base, and by one-sixth of the height.
Page 600 - The modulus of the elasticity of any substance is a column of the same substance, capable of producing a pressure on its base which is to the weight causing a certain degree of compression, as the length of the substance is to the diminution of its length.
Page 391 - If two ships under steam are meeting end on or nearly end on so as to involve risk of collision, the helms of both shall be put to port, so that each may pass on the port side of the other.
Page 588 - It is found that the inclined surface of the wheel tire ranges from 1 in 12 to 1 in 20, and, as a matter of course, the direct tendency of the wheels under a load is to descend that incline, so that every vertical blow which the wheels may receive is compounded of two forces, viz.: — the one to crush the wheels in the direction of their vertical plane, and the other to move the lower parts of the wheels together; it will be seen that these two forces have a direct tendency to bend the axle somewhere...
Page 599 - The lever, the pulley, the wheel, and axle, the inclined plane, the wedge, and the screw.