Practical marine engineering for marine engineers and students: with aids for applicants for marine engineers' licenses

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Marine engineering, inc., 1901 - Marine engineering - 706 pages
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Contents

Lead
23
Tin
24
The Testing of Metals
26
3 Test Pieces for Iron
28
5 Bending Quenching and Hammer Tests
29
CHAPTER II
31
2 Combustion
32
3 Impurities in Coal Clinker Formation
35
4 Weathering of Coal
36
jl Spontaneous Combustion
37
6 Corrosion
40
8 General Comparison Between Bituminous and Anthracite Coal
41
Liquid Fuel
42
Combustion
43
Danger of Explosion
44
Stowage and Handling
45
Use of Oil and Coal Combined
46
CHAPTER III
47
1 The Scotch Boiler
50
3 Direct Tubular Boiler Locomotive Type
51
5 The Flue Boiler
52
h WaterTube Boilers
53
7 Relative Advantages of Different Types of Boilers
56
Riveted Joints
67
Materials and Construction
86
3 Construction of FireTube Boilers
87
4 Construction of WaterTube Boilers
108
5 Common Sizes and Dimensions of Scotch Boilers
110
6 Common Proportions for Scotch Boilers
112
8 Western River Boat or Flue Boilers
113
Boiler Mountings and Fire Room Fittings
115
1 Safetv Valves U5 T2 Muffler
118
T4 DrvPipe or Internal Steam Pipe
120
S Feed Check Valve and Internal Feed Pipe
121
to Surface and Bottom Blows
122
J7 Steam Gauges
124
TRl Water Gauge and Cocks
125
9 Hydrokineter I27 1o Hydrometer
127
1ll Boiler Saddles
128
12l Boiler Lagging
129
Boiler Design in Accordance with the Rules of the U S Board of Supervising Inspectors of Steam Vessels
138
CHAPTER IV
154
Description of Principal Parts of a Marine Engine
165
2 Columns
168
3l BedPlates
172
4 Engine Seating
174
5l Pistons
175
6 PistonRods
179
7l Crossheads
180
8 ConnectingRods
184
9 Crank Shafts
185
1oj Line Thrust and Propeller Shafts
188
nl Barintrs
190
Western River Practice
204
The Steam Turbine
207
Engine Fittings
209
2 Main Stop Valve
212
3 Cylinder Drain Gear and Relief Valves
215
SECTION PAGE
216
PACE
218
Piping
237
Condensers
243
Feed Pumps and Injectors
251
Filters
260
Blowers or Fans
267
CHAPTER VI
273
EngineRoom Routine and Management
298
Boiler Corrosion 3
312
Boiler Scale
319
Boiler Overhauling and Repairs
328
SECTION PACE
349
Spare Parts
356
Motion Due to Simple Excentric and Its Representation
369
Stephenson Link Valve Gear
380
BraemmeMarshall Gear
387
Crank Valve Gear
393
Valve Setting
405
Steam Engine Economy
460
2 Relation of Expansion to Economy
469
3 Economy of the Actual Engine
471
Coal Consumption and Related Problems
472
The Lever Safety Valve and the Safety Valve Problem
476
The Boiler Brace Problem
480
Strength of Boilers
485
Loss by Blow Off
489
Gain by Feed Water Heating
491
The Proportions of Cylinders for Multiple Expansion Engines
492
Clearance and Its Determination
494
The Effect of Clearance in Modifying the Apparent Expansion Ratio as Given by the Point of CutOff
496
Engine Constant
497
Indicated Thrust
498
Reduced Mean Effective Pressure
499
Pressure on Main Guides
502
Force Required to Move a Slide Valve 53
503
Amount of Condensing Water Required 54
504
Work Done bv Pumns
505
Discharge of Steam Throueh an Orifice
507
Computing Weights of Parts of Machinery
508
2 Approximations and Short Cuts
509
CHAPTER X
514
Screw Propeller
517
2l Varieties of Propellers
523
3 Materials
526
Paddle Wheels
529
Powering Ships
534
Reduction of Power When Towing or When Vessel is Fast to a Dock
537
Trial Trios
539
Special Conditions for Speed Trials
544
CHAPTER XI
545
Refrigeration by Freezing Mixtures
546
Refrigeration by Vaporization and Expansion
547
Principal Features of Ammonia Refrigerating Apparatus
549
Refrigeration by the Expansion of a Compressed Gas
553
Principal Features of Compressed Air Refrigerating Apparatus
554
Operation and Care of Refrigerating Machinery
556
SECTION PAGE
559
The Dynamo
565
Wiring and The Distribution of Light and Power
571
Operation and Care of Electrical Machinery
577
SECTION PAGE
582
Decimal Fractions
592
SECTION PACE 2 Compound Proportion
610
Evolution and Involution
612
2 To Extract the Square Root
613
3 To Extract the Cube Root
615
Mathematical Signs Symbols and Operations
616
Geometry and Mensuration
621
2 Rectangle
622
4 Trapezoid
623
6 RightAngled Triangle
624
7l Trapezium
625
9 Irregular Figures
626
II Circular Ring or Annulus
628
l?l Segment of Circle
629
15 Figures With an Irregular Contour
630
16 Prism
633
17 Cylinder
634
18 Anv Solid with a Constant Section Parallel to the Base Either Right or Oblique
635
21 General Pyramid
636
22 Right Circular Cone
637
24 Frustum of Right Pyramid
638
25 Frustum of General Pyramid
639
27 Frustum of General Cone
640
30 Volume Generated by Any Area Revolving About an Axis
641
Problems in Geometry
642
2 To Bisect the Distance Between Two Points
643
6 To Bisect a Given Arc or Angle
644
9 To Construct a Square Equivalent in Area to a Given Rectangle
645
13 To Construct an Ellipse
646
14 To Construct any Regular Polygon
647
15 To Develop the Surface of a Cylinder
648
Physics
650
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Popular passages

Page 443 - 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 606 - 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 640 - 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 138 - 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 29 - ... 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 626 - 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 615 - RULE. 1. Separate the given number into periods of three figures each, beginning at the units place.
Page 146 - 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 607 - 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 141 - 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...

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