Design, construction, and operation

Portada
J. Wiley & Sons, 1891
 

Continguts

Steam Pipes and Ports Packingvalves Separators Steamloops
78
Pistons
85
Pistonrods
86
Guiding Mechanisms
90
Connectingrods Eccentricrods
95
Crank and Pin
104
The Crankpin
108
Shafts and Journals Bearings 102
121
Condensers Evaporators and Distillers
125
Pumps and Connections
144
Watersupply and Delivery
149
Minor Miscellaneous Details Lubrication
150
Machinery of Transmission Gearing and Belting
154
Valvegear and Regulation
156
Regulating Apparatus Flywheels Inertiaeffects Turning Mo ments
157
Peculiar Types of Engine Special Forms Steam Turbines
158
Marine Engines Designs
162
Shippropulsion Screw Propellers Paddlewheels
167
Locomotive Engines De Pambours Problem
191
Stationary Engines
205
ART PAGE 32 Design of the Steamboiler
212
The Principles of Design
214
The Controlling Ideas in Boilerdesign
216
Size and Design of the Chimney
218
Forms and Proportions of Furnace and Grate
219
The Relative Areas of Chimney Flues and Grate
222
Common Proportions of Boiler
223
Usual Rates of Evaporation
225
Relative Size of Boiler
226
Number and Size of Boilers
227
Standard Sizes of Tubes
229
Details of the Problem
231
CHAPTER II
233
Varieties of Valves and Gearing
236
Classification Correct Steamdistribution
240
The Threeported Valve and its Action Lap and Lead
241
Single and Double Ports Gridiron Valves
245
Recent Forms of Valve Rotating ValvesCorlisss Greenes
249
Poppetvalves and Gear Conevalves
250
Balanced Valves Friction of Valves and Gear
252
Single Valve and Eccentric Setting Valves
256
Graphical and Economical Solutions of Slidevalve Problems
272
Expansionvalves Meyers Riders and Related Forms
289
The Cornish or Plugtree Valvegear
300
The Stevens Valvegear
301
The Sickels Valvegear
303
The Corliss Valvegear
305
The Greene Valvegear
314
Cam Valvemotions
318
Positive Valvegears
319
Thompsons Automatic Gear
321
Armington Sims and Westinghouses Valvemotions
323
The Sweet Valvegear
324
Finks and Allens Porter Valvegears Ides Motion
327
Continuouslyrotating Valves and their Gearing
331
Reversinggear Loose Eccentrics Linkmotions
333
The Stephenson Link Equalized Lead
334
Goochs Link Allans Link
341
Walschaerts and Strongs Gears
342
ART PAGE 72 Strongs Valvegear
344
Browns Hackworths Marshalls and Ångstroms Gears
345
Joys Valvemotion
347
Steam Reversing gear
355
CHAPTER III
357
External Variations of Energy and Power
359
The Governor and its Action
360
The Brake as a Regulator
361
Office of the Governor Definitions
362
Essentials of a Good Regulation and a Good Governor
363
Governors classified and defined
364
Designing the Governor
367
Construction of the Governor
369
The Governor and the Throttlevalve
370
The Governor and the Linkmotion
371
Governors applied to a Trip Cutoff
372
The Flyball Governor of James Watt
379
Loaded Governors Porters
380
The Isochronous and Parabolic Governors Examples
383
Approximate Parabolic Governors
388
Spring Governors Dashpots
392
Theory of the Helicallycoiled Spring
394
Theory of the Spring Governor
397
Differential Governors
407
Fluid Governors
408
Marine Governors
409
Power and Efficiency of the Governor
410
Safety and other Attachments
412
Choice of Governor
413
Proportioning the Flywheel to its Work
415
ART PAGE 112 Determination of Form of Wheel
423
Flywheels for External Work
424
Inertiaeffects generally in Steamengines
425
Rotative Efforts and Turning Moments
427
Inertia of Reciprocating Parts
431
Graphical and Algebraic Treatment
438
Modification of Action of the Engine
457
Balancing the Engine Cushioning or Compression
464
CHAPTER IV
472
Characteristics of Castiron used
478
Qualities and Uses of Wroughtiron
482
Characteristics of Steel employed Copper Alloys
487
Strength of Form Modifying Conditions
500
Materials of the Steamcylinder
503
Belting Gearing Rope transmission
528
Machinery of Condensation
529
Use of Drawings Precautions Tempering Tools
530
Assemblage of Parts Fitting Gaugework
538
Erection of Engines
539
CHAPTER V
543
Responsibilities of the Engineers
544
Engineers Inspection and Reports
549
General Instructions Preparation for Operation
551
Packing Oiling up
556
ART PAGE 146 Starting up Boilers and Engines Stopping
557
Duties while in Operation
560
Accidents
569
Wear and Corrosion
577
General and Special Repairs
578
Replacement of Parts
579
The Inspection
580
The Layingoff and Preservation
581
CHAPTER VI
583
Specifications of Performance Duty
586
Various Objects in Detail
588
Character of Report
589
Apparatus
590
Economy and Efficiency
591
Steamboiler Efficiency
592
Quantities measured and Results sought
594
Scheme of Trials
595
Enginetrials
596
Engine and Boiler Tests
597
Standard Trials
598
Instructions and Rules
599
Results illustrated Records
601
Quality of Steam
604
Calorimeters
608
Coilcalorimeters
612
Sampling Fluegases
621
Draughtgauges
622
Standard Enginetrial
625
The Two Methods
627
Farey and Donkin System
629
ART PAGE 186 Competitive Trials
639
Results of Actual Trial illustrated
653
Examples of Reports on Enginetesting
659
Indicators and Dynamometers
664
Principles of the Indicator
666
Construction of a Good Indicator
667
Standardizing and testing Indicators
674
Attachment of Indicators
678
Indicatordiagrams
679
Nomenclature Typical Form
680
Modification of Form
681
Interpretation of Diagrams
682
Compoundengine Diagrams
683
Compoundengine Diagram Construction
684
Special Uses
685
Apparatus and Methods of Measurement
686
Measurement of Diagram
689
Speed Indicators and Counters
694
Steam and Waterconsumption
699
Hirns Analysis Cylindercondensation and Leakage
703
Gross and Net Power
716
Fitting up Engines for Tests
721
CHAPTER VII
723
Nature and Form of Contract
725
Breach of Contract Penalties
729
Character and Forms of Specification
733
Workmanship specified
746
Designspecifications
747
Operation and Maintenance
748
Performance Power Economy Duty
772
Verification of Contract
776
Duty of the Inspector
777
ART PAGE 225 Trial Acceptance
778
Liabilities
779
CHAPTER VIII
781
Finance in Steamengineering
783
Costs and Economies Receipts and Expenses
784
Cost of Engine Labor and Operation
791
Costs of Construction
803
Repairs and Renewal of Parts
809
Costs of Operation of Machinery only
811
Total Expense of Motivepower
816
Motors compared Steam and Water Power Compounding
820
Analyses of Costs
833
Problems in Maxima and Minima
835
Problems in Boilerconstruction
839
Designers Problems in Boileroperation
842
Proprietors Problems in Boileroperation
845
Problems in Lubrication
847
Estimating Costs Expenditures and Receipts
865
Designing a Steam Plant
866
Distribution of Electrical Energy
878
Distribution of Power generally Relay Power
891
APPENDIX
901
NO PAGE I U S AND METRIC MEASURES
902
COPPERZINC ALLOYS
904
COPPERTIN ALLOYS
908
WEIGHTS OF METALS
914
LOG OF BOILERTRIAL
916
COURSE OF ENGINEERING INSTRUCTION
917
Pumping Engines 210
929
Scheme of Enginetrial 634
930

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Pàgina 728 - Know all men by these presents, that we, , are held and firmly bound unto the United States of America, in the full and just sum of dollars, lawful money of the United States, to be paid to the said...
Pàgina 724 - THIS INDENTURE, made this day of , in the year One thousand, nine hundred and , between of , the party of the first part...
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Pàgina 726 - Provided, Nothing herein contained shall be so construed as to authorize any officer of the United States to bind the United States by contract beyond the amount appropriated by Congress, or to sanction any such contract...
Pàgina 727 - And for the true and faithful performance of all and singular the covenants, articles, and agreements herein before particularly set forth, the subscribers hereunto bind themselves, jointly and severally, their and each of their successors, heirs, executors, and administrators.
Pàgina 482 - Phosphorus up to 0.10 per cent does not harm, and probably improves, irons containing silicon not above 0.15, and carbon not above 0.03. None of the ingredients except carbon in the proportions present seem to very notably affect welding by ordinary methods.
Pàgina 726 - ... thereupon. Nothing, however, herein contained shall be construed to extend to any incorporated company, where such contract or agreement is made for the general benefit of such incorporation or company, as provided In section 116 of the act of Congress approved March 4, 1909 (35 Stat.
Pàgina 639 - ... and the weight of this water treated as tare. When the jacket-water drains back by gravity to the boiler, waste of live steam during the weighing should be prevented by providing a small vertical chamber, and conducting the water into this receptacle before its escape. A glass watergauge is attached, so as to show the height of water inside the chamber, and this serves as a guide in regulating the dischargevalve.
Pàgina 489 - ... per cent. on a length of 8 inches before fracture. Strips cut from the plate, angle or bulb steel, to be heated to a low cherry-red, and cooled in water of 82° Fahrenheit, must stand bending double round a curve of which the diameter is not more than three times the thickness of the plates tested.
Pàgina 742 - The frozen oil is thoroughly stirred with a thermometer until the mass will run from one end of the bottle to the other, and at this moment the temperature as indicated is recorded.

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